CN111466739A - Chair seat assembly of posture-correcting and vision-correcting learning chair - Google Patents
Chair seat assembly of posture-correcting and vision-correcting learning chair Download PDFInfo
- Publication number
- CN111466739A CN111466739A CN202010297606.1A CN202010297606A CN111466739A CN 111466739 A CN111466739 A CN 111466739A CN 202010297606 A CN202010297606 A CN 202010297606A CN 111466739 A CN111466739 A CN 111466739A
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- China
- Prior art keywords
- chair
- cushion
- seat
- correcting
- fixed
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- Pending
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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
- A47C7/02—Seat parts
- A47C7/14—Seat parts of adjustable shape; elastically mounted ; adaptable to a user contour or ergonomic seating positions
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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
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/18—Chairs or stools with rotatable seat
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/20—Chairs or stools with vertically-adjustable seats
- A47C3/34—Chairs or stools with vertically-adjustable seats with pins coacting with holes or bolt-and-nut adjustment
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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
- A47C7/002—Chair or stool bases
- A47C7/004—Chair or stool bases for chairs or stools with central column, e.g. office chairs
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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
- A47C7/002—Chair or stool bases
- A47C7/006—Chair or stool bases with castors
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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
- A47C7/02—Seat parts
- A47C7/024—Seat parts with double seats
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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
- A47C7/02—Seat parts
- A47C7/34—Seat parts with springs in compression, e.g. coiled
-
- 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
- A47C7/383—Detachable or loose head- or neck-supports, e.g. horse-shoe shaped
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/48—Support for the head or the back for the back of freely-rotatable type
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- Chairs Characterized By Structure (AREA)
Abstract
The invention provides a chair seat assembly of a posture-correcting and vision-correcting learning chair, which comprises a chair seat and a cushion, wherein the cushion is matched with the chair seat through a spherical hinge; and one end of the spring is connected with the chair seat, and the other end of the spring is connected with the cushion. Through the design of the spherical hinge between the cushion and the seat, when the cushion is acted by external force, the cushion inclines to adapt to the human body, the problems that the blood circulation of legs is not smooth and the legs are numb due to the extrusion phenomenon generated between the cushion and the lower part of the thighs are avoided, meanwhile, the ball head is fixed on the connecting rod, the groove is designed to be larger than the groove of a hemisphere, when the chair back rotates, the rotation angle of any direction of the chair back is controlled within 45 degrees, and the problem that the balance is influenced by the overlarge rotation angle of the chair back due to overlarge stress cannot occur.
Description
Technical Field
The invention relates to a chair, in particular to a chair seat assembly of a posture-correcting and vision-correcting learning chair.
Background
In the existing study chair, the relationship between the cushion, the chair back and the human body is that the cushion and the chair back are adapted by people.
In the using process, the phenomenon of extrusion exists between the lower part of the thigh and the cushion, which causes the problems of unsmooth blood circulation of the legs and numbness of the legs.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a chair seat assembly of a posture-correcting and vision-correcting learning chair, wherein a cushion and a chair seat are designed through a spherical hinge, when the cushion is acted by external force, the cushion is inclined to adapt to a human body, the problems of unsmooth blood circulation of legs and numbness of the legs caused by the extrusion phenomenon between the cushion and the lower parts of thighs are avoided, meanwhile, the rotation angle of the chair back in any direction is controlled within 45 degrees when the chair back rotates by combining the design that a ball head is fixed on a connecting rod, and the rotation angle of the chair back is too large to influence the balance caused by too large stress are avoided.
In order to achieve the purpose, the invention provides the following technical scheme: rectify appearance and rectify seat support subassembly of learning chair that looks, including seat support and cushion, the cushion is located the seat support top, and seat support up end center department is fixed with the stand, and the stand upper end is fixed with bulb A, and the cushion lower extreme face has connecting piece A, has the recess A that is greater than the hemisphere on the connecting piece A, and bulb A installs and makes in recess A connecting piece A and stand between form the ball pivot cooperation, or
The upright post is fixed on the lower end surface of the cushion, the lower end of the upright post is fixed with a ball head A, and the connecting piece A is fixed on the upper end surface of the seat;
the springs are at least four, the two sides of the upper end face of the seat taking the upright post as the center are distributed in a rectangular shape, one end of each spring is connected with the seat, and the other end of each spring is connected with the cushion.
Through the design of the spherical hinge between the cushion and the seat, when the cushion is acted by external force, the cushion inclines to adapt to the human body, the problems that the blood circulation of legs is not smooth and the legs are numb due to the extrusion phenomenon generated between the cushion and the lower part of the thighs are avoided, meanwhile, the ball head is fixed on the connecting rod, the groove is designed to be larger than the groove of a hemisphere, when the chair back rotates, the rotation angle of any direction of the chair back is controlled within 45 degrees, and the problem that the balance is influenced by the overlarge rotation angle of the chair back due to overlarge stress cannot occur.
In addition to the above-mentioned scheme, preferably, the connecting pieces a are all 3/4 spheres, and the connecting pieces a are provided with splits.
On the basis of the above scheme, preferably, the connecting piece a is further provided with a hoop for closing the gap.
On the basis of the scheme, preferably, a rubber pad A is arranged in the groove A, and a surface, which is in contact with the ball head A, of the rubber pad A is provided with grains A protruding out of the surface.
On the basis of the scheme, as the optimization, a sleeve is fixed on the seat, the sleeve is sleeved on the lower end upright rod of the support frame, a plurality of through holes are formed in the upright rod, and the bolt penetrates through the sleeve and the through holes to fix the upright rod, the sleeve and the seat.
Compared with the prior art, the invention has the beneficial effects that:
1. through the design of the spherical hinge between the cushion and the seat, when the cushion is acted by external force, the cushion inclines to adapt to the human body, the problems that the blood circulation of legs is not smooth and the legs are numb due to the extrusion phenomenon generated between the cushion and the lower part of the thighs are avoided, meanwhile, the ball head is fixed on the connecting rod, the groove is designed to be larger than the groove of a hemisphere, when the chair back rotates, the rotation angle of any direction of the chair back is controlled within 45 degrees, and the problem that the balance is influenced by the overlarge rotation angle of the chair back due to overlarge stress cannot occur.
2. Due to the design of the split, the ball head and the groove are convenient to mount.
3. The hoop is arranged, so that the service lives of the connecting piece and the connecting piece A are prolonged.
4. Through the design of the rubber pad, the problem that the posture of a person is unbalanced due to the fact that the chair back and the cushion rotate to a large extent instantly when stressed is avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the chair back and the connecting member;
FIG. 3 is a schematic view of the structure of the ball head and the connecting rod;
fig. 4 is a schematic view of the seat cushion;
fig. 5 is a schematic structural view of the seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, the chair for learning to correct posture and vision comprises:
a support frame;
the back of the chair subassembly, back of the chair subassembly include the back of the chair 1 and with the connecting rod 6 that the back of the chair is connected with support frame 5, connecting rod one end is fixed with bulb 7, the other end is fixed on the support frame, the back center department fixed mounting of the back of the chair has connecting piece 2, has the recess 3 that is greater than the hemisphere on the connecting piece, the bulb is installed in the recess and is made to form the spherical hinge cooperation between connecting piece and the connecting rod, or
The connecting piece is fixed on the supporting frame, one end of the connecting rod is fixed with a ball head, and the other end of the connecting rod is fixed on the chair back;
seat support subassembly, seat support subassembly include seat support 8 and cushion 14, and the cushion is located the seat support top, and the seat support is fixed on the support frame, and seat support up end center department is fixed with stand 9, and the stand upper end is fixed with bulb A10, and the cushion lower extreme mask has connecting piece A11, has the recess A12 that is greater than the hemisphere on the connecting piece A, and bulb A installs and makes in recess A connecting piece A and stand between form the ball pivot cooperation, or bulb A installs and makes
The upright post is fixed on the lower end surface of the cushion, the lower end of the upright post is fixed with a ball head A, and the connecting piece A is fixed on the upper end surface of the seat;
the springs 13 are at least four, the two sides of the upper end face of the seat taking the upright post as the center are distributed in a rectangular shape, one end of each spring is connected with the seat, and the other end of each spring is connected with the cushion.
Wherein, connect through quick detach articulate between support frame and the connecting rod, quick detach connects and connecting rod welded fastening, and quick detach connects for the U-shaped steel, and the opening part both ends of U-shaped steel are connected through screw rod, nut and are shrunk down or loosen the opening part, set up the rubber pad between U-shaped steel and the support frame and increase frictional force.
In foretell scheme, through adopting ball pivot complex design between the back of the chair and the support frame, when the back of the chair receives to lean on exogenic action, rotate along with the atress direction takes place, back of the chair position adaptation is human, alleviate fatigue, waist ache, design through the ball pivot between cushion and the seat support, when the cushion receives exogenic action, the cushion slope adapts to human, it leads to the circulation of shank blood not smooth to avoid producing the extrusion phenomenon between cushion and the thigh lower part, the numb problem of shank, simultaneously, combine the bulb to fix on the connecting rod, the design of recess for being greater than the recess of hemisphere, when the back of the chair rotates, make arbitrary direction turned angle of the back of the chair all control within 45 degrees, can not appear because the too big back of the chair turned angle that leads to of the chair too big influence balanced problem, in addition, the spring still plays.
Wherein, connecting piece and connecting piece A are 3/4 spheres, and are equipped with breach 4 on connecting piece and connecting piece A, the spherical design of 3/4, further guarantee the turned angle of ball pivot, guarantee safety, the design of breach is convenient for install between bulb and the recess.
Wherein, still be equipped with the staple bolt that is used for closing the breach on connecting piece and connecting piece A, the existence of staple bolt to the life of extension connecting piece and connecting piece A.
In order to avoid the problem that the chair back and the cushion rotate greatly in the moment when stressed to cause unbalanced posture, the groove is internally provided with the rubber pad to improve the friction force, the surface of the rubber pad, which is in contact with the ball head, is provided with grains protruding out of the surface, so that the friction force is further improved, the groove A is internally provided with the rubber pad A, and the surface of the rubber pad A, which is in contact with the ball head A, is provided with the grains A protruding out of the surface.
The upper end of the support frame is provided with a hole with an axis in the vertical direction, an L-shaped connecting piece 16 is arranged in the hole, one end of a L-shaped connecting piece is provided with a plug-in part, the other end of the connecting piece is provided with a head fixer 15 matched with the radian of the forehead of a human brain, and through the design of the head fixer, when the chair is used for learning by sitting and standing on the chair, the head is fixed by the head fixer, so that the head keeps a correct posture, and the eyesight is protected.
In order to make the head fixer suitable for people with different heights, the L-shaped connecting piece and the support frame are designed to be adjustable up and down so as to be suitable for different people, the inserting part is provided with a plurality of through holes which are distributed at intervals in the axial direction, and the L-shaped connecting piece is fixed with the support frame after the bolt passes through the mounting hole and the through hole in the support frame
Two opposite side surfaces of the insertion part are provided with racks which are meshed with gears arranged on the support frame, and the gear shaft and the support frame are in running fit.
The seat is fixed with a sleeve 17, the sleeve 17 is sleeved on a lower end upright rod 51 of the support frame 5, the upright rod is provided with a plurality of through holes 18, and a bolt 19 penetrates through the sleeve and the through holes to fix the upright rod, the sleeve and the seat.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. Rectify appearance and correct seat support subassembly of looking study chair, its characterized in that, including seat support and cushion, the cushion is located the seat support top, and seat support up end center department is fixed with the stand, and the stand upper end is fixed with bulb A, and the cushion lower extreme face has connecting piece A, has the recess A that is greater than the hemisphere on the connecting piece A, and bulb A installs and makes in recess A connecting piece A and stand between form the ball pivot cooperation, or
The upright post is fixed on the lower end surface of the cushion, the lower end of the upright post is fixed with a ball head A, and the connecting piece A is fixed on the upper end surface of the seat;
the springs are at least four, the two sides of the upper end face of the seat taking the upright post as the center are distributed in a rectangular shape, one end of each spring is connected with the seat, and the other end of each spring is connected with the cushion.
2. The chair seat assembly of the chair for correcting posture and correcting vision as claimed in claim 1, wherein the connecting pieces A are all 3/4 balls, and the connecting pieces A are provided with slits.
3. The chair seat assembly of the chair for correcting posture and correcting vision as claimed in claim 2, wherein the connecting member a is further provided with a hoop for closing the split.
4. The chair seat assembly of the chair for correcting posture and correcting vision as claimed in claim 1, wherein a rubber pad A is arranged in the groove A, and a surface of the rubber pad A contacting with the ball head A is provided with a texture A protruding from the surface.
5. A chair seat assembly as claimed in claim 1, wherein the chair seat is fixed with a sleeve, the sleeve is sleeved on the lower upright of the supporting frame, the upright is provided with a plurality of through holes, and the bolt passes through the sleeve and the through holes to fix the upright, the sleeve and the chair seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010297606.1A CN111466739A (en) | 2020-04-16 | 2020-04-16 | Chair seat assembly of posture-correcting and vision-correcting learning chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010297606.1A CN111466739A (en) | 2020-04-16 | 2020-04-16 | Chair seat assembly of posture-correcting and vision-correcting learning chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111466739A true CN111466739A (en) | 2020-07-31 |
Family
ID=71754092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010297606.1A Pending CN111466739A (en) | 2020-04-16 | 2020-04-16 | Chair seat assembly of posture-correcting and vision-correcting learning chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111466739A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2810871Y (en) * | 2005-08-12 | 2006-08-30 | 北京航空航天大学 | Combined ball-and-socket joint |
| CN102900506A (en) * | 2012-10-16 | 2013-01-30 | 三一矿机有限公司 | Exhaust tail pipe and self-dumping truck |
| CN203828460U (en) * | 2014-05-19 | 2014-09-17 | 丁毅 | Chair having free adjusting function |
| CN105725558A (en) * | 2016-03-24 | 2016-07-06 | 徐州猎奇商贸有限公司 | Office chair |
| CN206079841U (en) * | 2016-07-09 | 2017-04-12 | 朱健 | Child learning chair |
| CN108835977A (en) * | 2018-05-29 | 2018-11-20 | 安吉金跃家具有限公司 | It is a kind of can cushion ventilation swivel chair |
| CN209573957U (en) * | 2019-01-29 | 2019-11-05 | 张玉龙 | A kind of adjustable study chair that comfort level is high |
| CN210041248U (en) * | 2019-08-05 | 2020-02-07 | 江苏捷凯电力器材有限公司 | Lining type double-ball-socket closed bowl head hardware fitting |
-
2020
- 2020-04-16 CN CN202010297606.1A patent/CN111466739A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2810871Y (en) * | 2005-08-12 | 2006-08-30 | 北京航空航天大学 | Combined ball-and-socket joint |
| CN102900506A (en) * | 2012-10-16 | 2013-01-30 | 三一矿机有限公司 | Exhaust tail pipe and self-dumping truck |
| CN203828460U (en) * | 2014-05-19 | 2014-09-17 | 丁毅 | Chair having free adjusting function |
| CN105725558A (en) * | 2016-03-24 | 2016-07-06 | 徐州猎奇商贸有限公司 | Office chair |
| CN206079841U (en) * | 2016-07-09 | 2017-04-12 | 朱健 | Child learning chair |
| CN108835977A (en) * | 2018-05-29 | 2018-11-20 | 安吉金跃家具有限公司 | It is a kind of can cushion ventilation swivel chair |
| CN209573957U (en) * | 2019-01-29 | 2019-11-05 | 张玉龙 | A kind of adjustable study chair that comfort level is high |
| CN210041248U (en) * | 2019-08-05 | 2020-02-07 | 江苏捷凯电力器材有限公司 | Lining type double-ball-socket closed bowl head hardware fitting |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200731 |
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| RJ01 | Rejection of invention patent application after publication |