WO2018023932A1 - Chaise et système d'assise - Google Patents

Chaise et système d'assise Download PDF

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Publication number
WO2018023932A1
WO2018023932A1 PCT/CN2016/112909 CN2016112909W WO2018023932A1 WO 2018023932 A1 WO2018023932 A1 WO 2018023932A1 CN 2016112909 W CN2016112909 W CN 2016112909W WO 2018023932 A1 WO2018023932 A1 WO 2018023932A1
Authority
WO
WIPO (PCT)
Prior art keywords
chuck
positioning member
seat plate
hole
chair
Prior art date
Application number
PCT/CN2016/112909
Other languages
English (en)
Chinese (zh)
Inventor
徐进华
Original Assignee
徐进华
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 徐进华 filed Critical 徐进华
Publication of WO2018023932A1 publication Critical patent/WO2018023932A1/fr

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/022Reclining or easy chairs having independently-adjustable supporting parts
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B13/00Details of tables or desks
    • A47B13/08Table tops; Rims therefor
    • A47B13/083Rims for table tops
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B83/00Combinations comprising two or more pieces of furniture of different kinds
    • A47B83/02Tables combined with seats
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/022Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/024Reclining 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
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C3/00Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/12Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats with shell-shape seat and back-rest unit, e.g. having arm rests
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C3/00Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/20Chairs or stools with vertically-adjustable seats
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/50Supports for the feet or the legs coupled to fixed parts of the chair
    • A47C7/506Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/02Seat parts
    • A47C7/14Seat parts of adjustable shape; elastically mounted ; adaptable to a user contour or ergonomic seating positions

Definitions

  • the present invention relates to a chair and ride system, and more particularly to a chair and ride system for use in a work or study environment.
  • the chair seats for the existing work chairs and the learning chairs are basically parallel to the horizontal plane.
  • the chair with the seat surface parallel to the horizontal plane is easy to press the aorta of the human body with the thigh and the seat surface. Sedentary affects the health of the user.
  • the setting of the seat surface parallel to the horizontal plane makes it impossible to maintain a normal sitting posture continuously, that is, the body cannot be kept straight, and the lumbar vertebra is in a normal physiological curve state. Because of the long sputum, it is prone to disc herniation, or even shedding, which affects human health.
  • the technical problem solved by the present invention is to provide a chair and ride system for a healthy ride.
  • the technical solution adopted by the present invention is: a chair including a seat plate for a user to ride and a support mechanism for supporting the seat plate, the seating surface of the seat plate is taken along the user The direction is inclined downward so that the seating surface forms an acute angle with the horizontal plane, and the acute angle ranges from greater than 0° and less than 35
  • the seat plate is provided with an angle positioning device I, and the angle positioning device 1 includes a chuck fixed to the seat plate, a positioning member and a connection connecting the support mechanism.
  • One end of the connecting member is rotatably connected to the chuck through a connecting shaft, and the positioning member is used for secondarily limiting the rotation between the chuck and the connecting member, so that the seat plate is defined in the The preset angular position of the acute angle range.
  • the positioning member includes a hand-held portion and a plug-in post for operating the positioning member, the plug-in post is provided with a thread, and the connecting member is provided with a through hole.
  • a protrusion is disposed on the chuck, and the protrusion or the through hole is provided with a thread matched with the thread on the plug post, and a part of the plug post passes through the through hole
  • the raised interference fit causes the seat plate to be seated, and the interference fit of the protrusion with the plug post defines the rotation of the chuck.
  • the positioning component in the technical solution includes a hand portion and a plug post for operating the positioning component, the plug post is provided with a thread, and one of the chuck or the connector a through hole is disposed on the other, and the other is provided with a connecting hole adapted to be inserted into the plug post, and the through hole is provided with a thread matched with the thread on the plug post, and the plug post is at the same place
  • the through hole and the inner hole of the connecting hole can define the rotation of the chuck.
  • the positioning member is telescopically disposed on the connecting member by an elastic member
  • the chuck is provided with a connecting hole or a notch suitable for insertion of the positioning member, a part of the positioning member is located in the connecting hole or the notch, and can define the movement of the chuck; or the positioning member is telescopically disposed on the chuck through the elastic member, and the connecting member is provided with The connecting hole or the notch into which the positioning member is inserted, a part of the positioning member is located in the connecting hole or the notch, and the rotation of the chuck may be defined.
  • the positioning member is telescopically disposed on the connecting member by an elastic member
  • the chuck is provided with a protrusion
  • the positioning member is interfered with the protrusion.
  • the interference fit of the protrusion and the positioning member can define the movement of the chuck; or the positioning member is telescopically disposed on the chuck through the elastic member,
  • a protrusion is disposed on the connecting member, and after the positioning member is interference-fitted with the protrusion, the seat plate is seated, and the interference fit of the protrusion and the positioning member can define the rotation of the chuck.
  • the connecting member is provided with a through hole adapted to pass the positioning member
  • the chuck is provided with a connecting hole or a notch suitable for the insertion of the positioning member
  • the positioning member is in the through hole and the connecting hole/notch, and the rotation of the chuck can be defined.
  • the connecting member is provided with a through hole adapted to pass the positioning member
  • the chuck is provided with a protrusion
  • a part of the positioning member is in the through hole.
  • the seat plate is provided with an angle positioning device ⁇
  • the angle positioning device ⁇ includes a chuck fixed to the seat plate, a positioning member and a connection connecting the support mechanism
  • One end of the connecting member is rotatably connected to the chuck through a connecting shaft, and the positioning member is used for secondarily limiting the rotation between the chuck and the connecting member, so that the seat plate is defined in the Any angular position of the acute angle range.
  • the positioning member is movably disposed on the connecting member, and the positioning member has a preset force for pressing the chuck, so that the seat plate is sufficient to bear the user's weight.
  • the positioning member is provided with a thread
  • the connecting member is provided with a thread matched with the thread on the positioning member, and the user can adjust the positioning by rotating the positioning member. Pressing the chuck to obtain the predetermined force; or the positioning member is designed as a mechanism for holding the chuck
  • the positioning member is telescopically disposed on the connecting member by an elastic member, and the elastic member causes the positioning member to press the chuck to obtain the predetermined force.
  • the contact surface of the chuck and the positioning member is provided with an adhesion layer with a large friction coefficient.
  • a lifting adjustment mechanism 1 for adjusting the height of the seat plate from the ground is further provided.
  • the lifting and lowering mechanism 1 is a lifting mechanism of a pneumatic lifting column or a screw lifting mechanism or an adjusting member fastening the lifting rod or a lifting mechanism that cooperates with the porous structure body.
  • the support mechanism includes a support base that is in contact with the ground, and a support rod connected between the support base and the seat plate, and the support rod has an angle ranging from 20° to a horizontal plane. - 35°.
  • the technical solution further includes a backrest, the backrest is disposed at a position close to the seat plate, and the backrest is located behind the user's riding direction, and the angle formed by the backrest and the vertical surface is in a range of 0°-16
  • the technical solution further includes an armrest, and the armrest is disposed on two sides of the seat plate.
  • the acute angle in the technical solution ranges from 6° to 16°.
  • the acute angle in the technical solution ranges from 7° to 15°.
  • the acute angle in the technical solution is 13° or 14° or 15°.
  • the support mechanism includes a support base that is in contact with the ground, and a support rod connected between the support base and the seat plate, and the support rod is provided with a knee for supporting the knee board, In the direction of the user's ride, the knee plate is located in front of the seat pan.
  • the support rod is detachably connected with a fixing member, and the knee plate is disposed on the fixing member through a rotating shaft, and the knee plate is freely rotatable around the rotating shaft.
  • the support rod is detachably connected with a fixing member, and an angle adjusting device for adjusting an angle between the knee plate and a horizontal plane is disposed between the knee plate and the fixing member.
  • the present technical solution also discloses a ride system, including a chair and a table, the table includes a table top, a base supporting the table top, and a connecting rod connecting the base and the table top, wherein the chair is the above technology The chair described in the program.
  • the chair and the table are integrally connected by a detachable structure.
  • the detachable structure in the technical solution includes a fixing hole provided on the base, and the chair is provided with a connecting post adapted to be inserted into the fixing hole.
  • a rotation mechanism for adjusting an angle between the table top and a horizontal plane is disposed between the table top and the connecting rod in the technical solution.
  • the rotating mechanism in the technical solution includes a hollow member fixed to the table top, a clamping device fixedly disposed on the hollow member, and a connecting member, wherein one end of the connecting member is disposed in the hollow The other end is for connecting the connecting rod, and the clamping device is for clamping the connecting member to fix the table top in a suitable position relative to the connecting member.
  • a lifting and lowering mechanism ⁇ for adjusting the height of the table top from the ground is further disposed.
  • the lifting and lowering adjustment mechanism is a lifting mechanism of a pneumatic lifting column or a screw lifting mechanism or an adjusting member fastening the lifting rod or a lifting mechanism that cooperates with the porous structure body.
  • the support mechanism includes a support base that is in contact with the ground, and a support rod that connects the support base and the seat plate, and the support rod or the connecting rod is provided with a support
  • the knee plate of the knee in the direction of the user's ride, is located in front of the seat plate.
  • the knee plate is connected with a fixing member through a rotating shaft, and the knee plate is detachably connected to the support rod or the connecting rod through the fixing member, and the knee plate can be wound around The shaft is free to rotate.
  • a fixing member is detachably connected to the support rod or the connecting rod,
  • An angle adjusting device is disposed between the knee plate and the fixing member, and the angle adjusting device is configured to adjust an angle between the knee plate and a horizontal plane.
  • the table is further provided with a stopper for preventing the object from slipping, and the stopper is detachably disposed on the table.
  • the main beneficial effects of the present invention are: since the seating surface of the seat plate is inclined downward in the direction of the user's riding direction, such that the seating surface and the horizontal plane form an acute angle, the acute angle ranges from greater than 0° and less than 35°. Between, so compared to the prior art, the downwardly inclined seating surface can make the seat plate better away from the artery on the user's thigh, so that the user's thigh can be placed in a natural state, which is beneficial to the user's health.
  • the user sits on the downwardly inclined seating surface, in order to prevent himself from sliding down from the seat plate, he must stabilize his center of gravity to make himself sit comfortably, so that the user will subconsciously lean back on the body, so that The user's body is kept straight for a long time, and the lumbar spine is in a normal physiological curve state to prevent the occurrence of disc herniation.
  • FIG. 1 is a perspective view showing the structure of a preferred embodiment of a chair
  • FIG. 2 is a rear view showing the structure of the seat plate of FIG. 1 in an elevated state
  • FIG. 3 is a perspective view showing the structure of the positioning member provided on the chuck in a preferred embodiment of the chair;
  • FIG. 4 is a front elevational view of a preferred embodiment of the chair after the backrest and knee panels are provided;
  • FIG. 5 is a perspective view showing the structure of the positioning member
  • FIG. 6 is a schematic structural view of another embodiment of an angle positioning device 1;
  • Figure 7 is a front elevational view of a preferred embodiment of the occupant system
  • FIG. 8 is a front elevational view showing another preferred embodiment of the occupant system
  • FIG. 9 is a front elevational view showing another preferred embodiment of the occupant system.
  • FIG. 10 is a schematic structural diagram of a user using a pedestal system
  • FIG. 11 is a schematic structural view of a table top portion in a right side view of the table.
  • the preferred embodiment discloses a chair 100 including a seat plate 110 for a user to ride and a support mechanism 120 for supporting the seat plate 110.
  • the face 111 is inclined downwardly in the direction of the user's ride so that the seating surface 111 forms an acute angle with the horizontal plane, the acute angle being between greater than 0° and less than 35°.
  • the acute angle is selected to be 14°.
  • the preferred range of acute angles is 6° 16° or preferably 7°-15°. More preferably, the acute angle is set to 13 or 15 .
  • the user's riding direction refers to the direction in which the user sits on the chair 100
  • the facing surface 111 can be understood as the user sitting on the chair 100, and the buttocks contact the front end of the plane of the seat plate 110 at a low point and rear.
  • the slope surface composed of the end points the purpose of which is to present the tendency of the seating surface 111 to elevate in the direction of the user's ride.
  • the front end and the back end refer to the direction in which the user rides, and the user faces the front and the back leans back.
  • the seat plate 110 is provided with an angle positioning device 1130.
  • the angle positioning device I 130 includes a chuck 131 fixed on the seat plate 110, a positioning member 132 and a connection supporting mechanism.
  • the connecting member 13 3 of 120, one end of the connecting member 133 is rotated and connected to the chuck 131 through the connecting shaft 134 to complete the first limit, and then the positioning member 132 performs the second limit on the rotation between the chuck 131 and the connecting member 133.
  • the seat plate 110 is defined at a predetermined angular position of the acute angle range described above.
  • the positioning member 132 is telescopically disposed on the connecting member 133 via the elastic member.
  • the chuck 131 is provided with a connecting hole 1311 suitable for the insertion of the positioning member 132.
  • the positioning member 132 is provided. A part of the hole 131 is located in the connecting hole 1311, and the rotation of the chuck 131 can be restricted by the primary limit of the connecting shaft 134 and the secondary limit of the positioning member 132.
  • the connecting holes 1311 may also be provided with a notch.
  • the positioning member 132 can also be telescopically disposed on the chuck 131 through the elastic member, and the connecting member 133 is provided with a connection suitable for the insertion of the positioning member 132.
  • a hole or a notch, a portion of the positioning member 132 is in the connecting hole or the notch, and the rotation of the chuck 131 can be defined.
  • the support mechanism 120 includes a support base 121 in contact with the ground, and a support rod 122 connected between the support base 121 and the seat plate 110.
  • the support rod 122 has an angle ranging from 20° to the horizontal plane— 35°.
  • the angle of the support rod 122 to the horizontal plane is set to 26°
  • the support base 121 is composed of two rod-like structures and has a triangular shape.
  • the support rod 122 is further provided with a sleeve 123.
  • the connecting member 133 is adapted to be sleeved in the sleeve 123 to support the seat plate 110.
  • a lifting adjustment mechanism 1140 for adjusting the height of the seat plate 110 from the ground is further provided between the connection structure of the seat plate 110 and the support mechanism 120.
  • the seat plate 110 of FIG. 2 is 13 cm higher than the seat plate 110 of FIG.
  • the lifting and lowering adjustment mechanism 1140 is a mechanism for lifting and lowering the lifting rod by the adjusting member.
  • the lifting mechanism realized by the adjusting member fastening the lifting rod is specifically composed of a sleeve 123, a connecting member 133 that is movably inserted into the sleeve 123 for lifting and lowering, and a fastener 141.
  • the sleeve 123 is provided with a notch, and the fastener 141 is used for locking the notch to realize the sleeve 123 gripping the connecting member 133 to prevent the connecting member 133 from moving.
  • the position of the sleeve 123 gripping the connecting member 133 may also be provided with a flexible member that increases friction, such as rubber.
  • the lift adjustment mechanism 1140 can also employ a pneumatic lifting column or a screw lifting mechanism or a lifting mechanism commonly used in the prior art to cooperate with the porous structure.
  • the lifting mechanism of the bolt and the porous structure body is such that the bolt is matched with the structure body provided with the multi-position hole, and the lifting or lowering is limited by selecting the connection relationship between the pin and the position hole.
  • the chair 100 in this embodiment further includes a backrest 150 which is disposed at a position close to the seat plate 110, and the backrest 150 is located rearward of the user's riding direction.
  • the angle formed between the backrest 150 and the vertical plane is preferably in the range of 0° - 16°, which is selected to be 3° in this embodiment.
  • a fixing member 124 is detachably coupled to the support rod 122, and the knee member 160 for supporting the knee is disposed on the fixing member 124.
  • the knee plate 160 is located in front of the seat plate 110 in the user's riding direction.
  • the knee plate 160 is disposed on the fixing member 124 via the rotating shaft 161, and the knee plate 160 is freely rotatable about the rotating shaft 161.
  • the armrests 170 are further included on both sides of the seat plate 110. Please refer to FIG. 7 for the arrangement of the handrails 170.
  • the seating surface 111 of the seat plate 110 Since the seating surface 111 of the seat plate 110 is inclined downward in the user's riding direction, the seating surface 111 forms an acute angle with the horizontal plane, and the acute angle ranges within a reasonable angular range, so that it is inclined downward compared to the prior art.
  • the seating surface 111 can better seat the seat plate 110 away from the artery on the user's thigh, so that the user's thigh can be placed in a natural state, which is beneficial to the user's health.
  • the user sits on the downwardly inclined seating surface 111, and in order to prevent the butt from sliding down from the seat plate 110, it is necessary to stabilize his center of gravity.
  • the user is sitting for himself If you are comfortable, you will subconsciously lean back on the body, so that the user's body will remain straight for a long time, and the lumbar spine will be in a normal physiological curve to prevent the disc from protruding.
  • the height and the acute angle of the seat plate 110 can be adjusted by themselves, the user can adjust his height and angle to make his body most comfortable.
  • the knee plate 160 is disposed, the user can make the arteries of the thigh better away from the seating surface 111, providing the user with a new chair riding mode. Please refer to Figure 10 for the specific ride of the user.
  • a soft cushion may be provided on the seat plate 110 and the knee board 160. Further, in the absence of the seat cushion, the seating surface 111 may be provided as a concave or convex surface which increases the frictional force in order to facilitate the air circulation after the user sits on the seat plate 110. See Figure 1 for the setting of the concave or convex surface.
  • the positioning member 132 of the angle positioning device 1130 can also take other forms:
  • the positioning member 132 includes a hand-held portion 1321 and a plug-in post 13 22 for operating the positioning member 132.
  • the plug-in post 1322 is provided with an external thread 1323
  • the connecting member 133 is disposed on the connecting member 133.
  • the through hole, the chuck 131 is provided with a protrusion 1312
  • the protrusion 1312 is provided with an internal thread matched with the external thread 1323 of the plug post 1322, and a part of the plug post 1322 passes through the through hole and
  • the interference 1312 interferes with the engagement of the seat plate 110 in the rider, and the interference fit of the projection 1312 and the plug post 1322 can define the rotation of the chuck 131.
  • the hand-held portion 13 21 can control the movement of the plug-in post 1322.
  • the interference fit of the protrusion 1312 and the plug post 1322 may be such that a portion of the plug post 1322 is provided with a recess, and the protrusion 1312 is received in the recess; or the protrusion 1312 may be offset from the outer surface of the plug post 1322.
  • the way to connect ( Figure 6).
  • the positioning member 132 includes a hand-held portion 132 1 and a plug-in post 1322 for operating the positioning member 132.
  • the plug-in post 1322 is provided with an external thread 1323, and the chuck 131
  • one of the connecting members 133 is provided with a through hole, and the other is provided with a connecting hole suitable for the insertion of the plug post 1322, and the through hole is provided with an internal thread matched with the external thread 1323 of the plug post 1322,
  • the post 1322 is located in the through hole and the connecting hole, and can restrict the movement of the chuck 131.
  • the connection hole can be set as a blind hole, and can also be set as a through hole.
  • the positioning member 132 can also be telescopically disposed on the connecting member 133 through the elastic member.
  • the chuck 131 is provided with a protrusion. After the positioning member 132 and the protrusion are interference-fitted, the seat plate 110. In the ride, the interference fit of the projection with the locating member 132 can define the movement of the chuck 131. Or: the positioning member 132 passes the bullet The splicing element is retractably disposed on the chuck 131.
  • the connecting member 133 is provided with a protrusion. After the positioning member 132 is interference-fitted with the protrusion, the seat plate 110 is seated, and the protrusion and the positioning member 132 are interfered with each other.
  • the rotation of the chuck 131 can be limited.
  • the interference fit of the protrusion and the positioning member 132 may be such that a part of the positioning member 132 is provided with a groove, and the protrusion is received in the groove; or the protrusion may abut against the outer surface of the positioning member 132.
  • the connecting member 133 is provided with a through hole for the positioning member 132 to pass through, and the chuck 131 is provided with a connecting hole or a gap suitable for the insertion of the positioning member 132, and the positioning member 132 is at the same time.
  • the through hole and the connecting hole/notch inner ring can define the movement of the chuck 131.
  • the connecting member 133 is provided with a through hole adapted to pass through the positioning member 132.
  • the chuck 131 is provided with a protrusion. When a part of the positioning member 132 is in the through hole, the other portion is After the interference interference fits, the seat plate 110 is seated, and the interference fit of the protrusion and the positioning member can limit the movement of the chuck 131.
  • the angle positioning device 1 can be replaced with another angle positioning device, specifically: the seat plate 110 is provided with an angle positioning device ⁇ , and the angle positioning device ⁇ is fixed on the seat plate 110.
  • the positioning member is movably disposed on the connecting member, and the positioning member has a predetermined force for pressing the chuck, so that a frictional force generated between the contact surface of the positioning member and the chuck is sufficient for the seat plate 110 to withstand the user. the weight of.
  • This type of setting can be understood as the friction setting method mentioned later.
  • the specific implementation scheme is as follows: 1.
  • the positioning member is provided with an external thread, and the connecting member is provided with an internal thread matched with the external thread on the positioning member, and the user can adjust the positioning member to press the chuck to obtain the preset force by rotating the positioning member. .
  • the positioning member is designed as a mechanism that can adjust the friction and hold the chuck to obtain the friction force.
  • the holding principle is the same as that of the brake disc in the prior art.
  • the positioning member is telescopically disposed on the connecting member by the elastic member, and the elastic member causes the positioning member to press the chuck to obtain a predetermined force.
  • an adhesion layer having a large friction coefficient is provided on the contact surface of the chuck and the positioning member.
  • the adhesive layer may be a flexible member or a material having a large coefficient of friction applied to the chuck or the positioning member.
  • the angle adjustment device between the knee plate 160 and the fixing member 124 can be used to adjust the angle between the knee plate 160 and the horizontal plane.
  • the angle adjusting device can be arranged in a manner similar to the angle positioning device 1130. Setting method. Since the force that the knee plate 160 is subjected to is generally more tolerated than the seat plate 110 The force is small, so it is preferable to consider the friction setting scheme. For example: The angle adjusting device fixes the knee plate 160 at a proper angle to the horizontal plane by providing a clamping device to clamp the fixing member 124.
  • this embodiment discloses a ride system including a chair 100 and a table 200.
  • the table 200 includes a table top 210, a base 220 supporting the table top 210, and a connection base 220 and a table top 210.
  • the connecting rod 230, the chair 100 is the chair described in the first embodiment.
  • the chair 100 and the table 200 are united by a detachable structure.
  • the detachable structure includes a fixing hole 221 disposed on the base 220, and the chair 100 is provided with a connecting post 1211 adapted to be inserted into the fixing hole 221.
  • the detachable structure can also be magnetically attracted.
  • a rotating mechanism 240 for adjusting the angle between the table top 210 and the horizontal plane is disposed between the table top 210 and the connecting rod 230.
  • the angle adjusting device can also be referred to.
  • the scheme of this rotating mechanism As shown in FIG. 8 and FIG. 11, the rotating mechanism 240 includes a hollow member 241 fixed to the table top 210, a clamping device 242 fixed to the hollow member 241, and a connecting member 243. One end 2431 of the connecting member 243 is disposed in the hollow.
  • the other end is used to connect the connecting rod 230, and the clamping device 242 is used to clamp the connecting piece 243 to fix the table top 210 and the connecting piece 243 in position. That is, the table top 210 is adjusted to be at an appropriate angle to the horizontal plane.
  • the clamping device 242 clamps the connector 243 in a manner that is tightly locked, such as the brake disc principle of the prior art.
  • a lifting adjustment mechanism ⁇ 250 for adjusting the height of the table top 210 from the ground is also provided between the table top 210 and the connecting rod 230.
  • the lift-down adjusting mechanism ⁇ 250 employs a mechanism for lifting and lowering the lifting rod by the adjusting member.
  • the lift adjustment mechanism ⁇ 250 can also be a pneumatic lifting column or a screw lifting mechanism or a lifting mechanism that cooperates with the porous structure.
  • the knee plate 160 for supporting the knee may be selectively disposed on the support rod 122 or the connecting rod 230.
  • the knee board 160 In the user's riding direction, the knee board 160 is seated. The front of the board 110. Thereafter, the fixing member 124 is coupled to the knee plate 160 via the rotating shaft 161, and the knee plate 160 is detachably coupled to the supporting rod 122 or the connecting rod 230 by the fixing member 124, and the knee plate 160 is freely rotatable about the rotating shaft 161.
  • an angle adjustment device may be disposed between the knee plate 160 and the fixing member 124.
  • the knot device is used to adjust the angle of the knee plate 160 to the horizontal plane. Since the force that the knee plate 160 is subjected to will generally be less than the force that the seat plate 110 is subjected to, the angle adjustment device may preferably consider a frictional setting scheme.
  • the table top 210 is further provided with a stopper 211 for preventing the object from slipping off, and the stopper 2 11 is detachably disposed on the table top 210.
  • the stopper 211 is provided on the table top 210 near the chair 100.

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  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Rehabilitation Tools (AREA)

Abstract

L'invention porte également sur une chaise (100) pour une assise saine et un système d'assise. La chaise (100) comprend : une planche de siège (110) pour qu'un utilisateur s'asseye, et un mécanisme de support (120) utilisé pour supporter la planche de siège (110). Une surface d'assise (111) du panneau de siège (110) est inclinée vers le bas dans une direction d'assise de l'utilisateur, de telle sorte qu'un angle aigu est formé entre la surface d'assise (111) et le plan horizontal et est compris entre 0° et 35 °. L'invention porte également sur un système d'assise comprenant la chaise (100).
PCT/CN2016/112909 2016-07-31 2016-12-29 Chaise et système d'assise WO2018023932A1 (fr)

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CN106073248A (zh) * 2016-07-31 2016-11-09 徐进华 椅子及乘坐系统
CN107890241A (zh) * 2017-11-17 2018-04-10 浙江工业大学 一种带升降调节座椅的儿童餐椅

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CN202751045U (zh) * 2012-08-06 2013-02-27 赵金民 具有倾角调节功能的调节架及相应矫姿椅
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CN106108452A (zh) * 2016-08-24 2016-11-16 徐进华 椅子

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EP0128067A1 (fr) * 1983-06-07 1984-12-12 Automobiles Citroen Siège à dossier réglable
CN1539354A (zh) * 2003-11-03 2004-10-27 楠 杨 脊柱保健椅
CN1775143A (zh) * 2005-12-15 2006-05-24 上海应用技术学院 办公休闲多功能座椅
US20090072592A1 (en) * 2007-09-18 2009-03-19 Edward Zheng Recliner with locking mechanism
CN202751045U (zh) * 2012-08-06 2013-02-27 赵金民 具有倾角调节功能的调节架及相应矫姿椅
CN106073248A (zh) * 2016-07-31 2016-11-09 徐进华 椅子及乘坐系统
CN106108452A (zh) * 2016-08-24 2016-11-16 徐进华 椅子

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