CN112790543A - Sitting posture correcting cushion - Google Patents
Sitting posture correcting cushion Download PDFInfo
- Publication number
- CN112790543A CN112790543A CN202011630150.2A CN202011630150A CN112790543A CN 112790543 A CN112790543 A CN 112790543A CN 202011630150 A CN202011630150 A CN 202011630150A CN 112790543 A CN112790543 A CN 112790543A
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- CN
- China
- Prior art keywords
- backrest
- hinged
- cushion
- plate
- base plate
- 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.)
- Pending
Links
- 238000005452 bending Methods 0.000 claims description 21
- 229920006351 engineering plastic Polymers 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000036544 posture Effects 0.000 abstract description 19
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- A47C7/02—Seat parts
- A47C7/24—Upholstered seats
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
-
- 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—Supports for the head or the back
- A47C7/40—Supports for the head or the back for the back
Landscapes
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
The invention provides a sitting posture correcting seat cushion which comprises a base plate and a backrest plate, wherein the base plate is hinged with the backrest plate; the rear end of the base plate is provided with a sunken part, the middle part of the top end of the sunken part is provided with a backward-leaning middle supporting surface, two sides of the top end of the sunken part are respectively provided with a backward-leaning supporting plane, backward-leaning supporting vertical surfaces are adjacently arranged on the backward-leaning supporting planes, a hinge clamping groove is arranged between the middle supporting surface and the backward-leaning supporting plane, and a hinge shaft penetrates through the hinge clamping groove; two sides of the bottom end of the backrest plate are respectively provided with a hinged part, a cross part is arranged between the hinged parts, a hinged rotating hole is arranged in the middle of the hinged parts, and an inclined clamping groove is formed in the hinged rotating hole in an outward extending mode; the hinged rotary hole is clamped in the hinged shaft, and the middle support surface which is tilted backwards is positioned in the cross part. The utility model solves the technical problems that most of the existing cushions on the market can not be bent, can not be conveniently carried and can not correct sitting postures. The invention can be widely applied to the correction of sitting postures.
Description
Technical Field
The invention relates to a cushion, in particular to a cushion for correcting sitting postures.
Background
It is known that, at present, office workers often have problems of lumbar vertebra and the like caused by improper sitting posture for a long time in offices, and some sitting posture correcting cushions are available in the market, but most of the existing sitting cushion can not be bent and can not be conveniently carried; some shapes can not meet the aim that the physiological curvature of the human body can not correct the sitting posture; some cushion can be bent but not enough in strength and unreasonable in structure, so that the service life and the reliability of the cushion are not high.
Disclosure of Invention
The invention provides a sitting posture correcting cushion which is convenient to fold and carry, can meet the requirement of physiological curvature of a human body in shape and can well correct office sitting postures, aiming at the technical problems that most of the existing cushions on the market for correcting sitting postures cannot be bent and are convenient to carry, and the existing cushions in shapes cannot meet the aim that physiological curvature of the human body cannot correct sitting postures, and the existing cushions in some shapes can not be bent but have insufficient strength and unreasonable structures, so that the service life and the reliability of the cushions are not high.
Therefore, the technical scheme of the invention is that the sitting posture correcting seat cushion comprises a base plate and a backrest plate, wherein the base plate is hinged with the backrest plate; the outer side of the base plate is provided with a leg supporting part, the inner side of the base plate is provided with a raised part, the rear end of the base plate is provided with a recessed part, the middle part of the top end of the recessed part is provided with a backward-bending middle supporting surface, two sides of the top end of the recessed part are respectively provided with a backward-bending supporting plane, backward-bending supporting vertical surfaces are adjacently arranged on the backward-bending supporting planes, a hinge clamping groove is arranged between the middle supporting surface and the backward-bending supporting plane, and a hinge shaft penetrates through the hinge clamping groove; two sides of the bottom end of the backrest plate are respectively provided with a hinged part, a cross part is arranged between the hinged parts, a hinged rotating hole is arranged in the middle of the hinged parts, and an inclined clamping groove is formed in the hinged rotating hole in an outward extending mode; the hinged rotating hole is clamped in the hinged shaft, and the middle support surface which is tilted backwards is positioned in the cross part; the two sides of the bottom end of the backrest plate are respectively provided with a backrest clamping surface, the middle of the bottom end of the backrest plate is provided with a backrest middle clamping surface, the backrest clamping surfaces respectively correspond to the backward support vertical surface and the backward support plane, and the backrest middle clamping surface corresponds to the backward support middle support surface.
Preferably, the base plate and the back plate are foldable to open and close.
Preferably, a base reinforcing rib is arranged on the back surface of the concave part.
Preferably, the inner side surface of the leg supporting part is provided with a base cushion, and the base cushion is provided with a base soft bulge.
Preferably, the inner side surface of the backrest plate is provided with a backrest cushion, and the backrest cushion is provided with a back soft bulge.
Preferably, a back cushion mounting groove in which the back cushion is provided.
Preferably, the minimum opening size of the bottom of the oblique clamping groove is 0.6-0.7 times the diameter of the hinged rotating hole.
Preferably, when the base plate and the backrest plate are hinged to each other and then reach the maximum opening angle, the included angle between the central line of the oblique clamping groove and the bottom tangent line of the base plate is 80 degrees +/-2 degrees.
Preferably, the distance between the inner walls of the outer sides of the two hinge axes is greater than the distance between the outer sides of the two hinge axes by 1mm to 2 mm.
Preferably, the base plate and the backrest plate are made of engineering plastics, and PP materials are preferably selected.
The folding chair has the beneficial effects that the base plate is hinged with the backrest plate, so that the folding chair can be conveniently realized, and the carrying is convenient. Because the two sides of the bottom end of the backrest plate are respectively provided with the backrest clamping surfaces, the middle of the bottom end of the backrest plate is provided with the middle backrest clamping surface, the backrest clamping surfaces respectively correspond to the back-bending supporting vertical surface and the back-bending supporting plane, and the middle backrest clamping surface corresponds to the back-bending middle supporting surface, the cushion can be reliably supported when in use, and is firm and durable.
Because the base plate and the backrest plate are made of engineering plastics, PP materials can be preferentially adopted, the elasticity is good, the strength is moderate, and the sitting-up effect is optimal.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a bottom view of FIG. 1;
FIG. 4a is a schematic diagram of the back three-dimensional structure of FIG. 1;
FIG. 4b is a cross-sectional view M-M of FIG. 4;
FIG. 5 is a schematic three-dimensional structure of a base plate;
FIG. 6 is an enlarged view at Y of FIG. 5;
FIG. 7 is a top view of FIG. 5;
FIG. 8 is a sectional view A-A of FIG. 7;
FIG. 9 is an enlarged view X of FIG. 8;
FIG. 10 is a side view of FIG. 5;
FIG. 11 is a bottom view of FIG. 5;
FIG. 12 is a top view of FIG. 5;
FIG. 13 is a schematic three-dimensional structure of a backboard;
FIG. 14 is a rear view of FIG. 12;
FIG. 15 is a top view of FIG. 12;
FIG. 16 is an enlarged view at Z of FIG. 15;
FIG. 17 is a front view of FIG. 15;
FIG. 18 is a top view of FIG. 15;
FIG. 19 is a back three-dimensional structural view of the back plate;
FIG. 20 is a cross-sectional view N-N of FIG. 17;
FIG. 21 is a three-dimensional schematic view of a base cushion;
FIG. 22 is a further directional three-dimensional schematic view of the base cushion;
fig. 23 and 24 are three-dimensional schematic views of the back cushion.
The symbols in the drawings illustrate that:
1. a base plate; 101. a raised portion; 102. a recessed portion; 103. a leg support; 104. hinging a shaft; 105. the clamping groove is hinged; 106. a base reinforcing rib; 107. the vertical surface is supported by tilting backwards; 108. tilting the support plane backwards; 109. tilting the middle supporting surface backwards; 2. a back board; 201. massaging the bumps; 202. a handle opening; 204. a hinge portion; 205. an intersection portion; 206. a back cushion mounting groove; 207. a back reinforcing rib; 208. a hinged rotation hole; 209. an oblique clamping groove; 210. a backrest clamping surface; 211. a middle clamping surface of the backrest; 212. the side surface of the backrest supports the vertical surface; 213. a backrest mid-support surface; 214. the side surface of the backrest supports the bottom surface; 3. a base cushion; 301. a base soft bulge; 4. a backrest cushion; 401. the back is soft and convex.
Detailed Description
The present invention will be further described with reference to the following examples.
Fig. 1-22 show an embodiment of a cushion for correcting sitting posture, which comprises a base plate 1 and a back plate 2, wherein the base plate 1 and the back plate 2 are hinged; a leg supporting part 103 is arranged on the outer side of the base plate 1, a bulge part 101 is arranged on the inner side of the base plate 1, a concave part 102 is arranged at the rear end of the base plate 1, a backward bending middle supporting surface 109 is arranged in the middle of the top end of the concave part 102, backward bending supporting planes 108 are respectively arranged on two sides of the top end of the concave part 102, backward bending supporting vertical surfaces 107 are adjacently arranged on the backward bending supporting planes 108, a hinge clamping groove 105 is arranged between the middle supporting surface 109 and the backward bending supporting planes 108, and a hinge shaft 104 penetrates through the hinge clamping groove 105; two sides of the bottom end of the backrest plate 2 are respectively provided with a hinge part 204, a cross part 205 is arranged between the hinge parts 204, the middle of the hinge part 204 is provided with a hinge rotation hole 208, and the hinge rotation hole 208 is provided with an inclined clamping groove 209 extending outwards.
The inclined clamping groove 209 is a flared bell mouth, the minimum opening size at the bottom of the inclined clamping groove 209 is 0.6-0.7 times of the diameter of the hinged rotating hole 208, and the design facilitates the convenient compression joint installation between the base plate 1 and the backrest plate 2 and ensures that the base plate 1 and the backrest plate 2 have better combination strength after being assembled when the base plate 1 and the backrest plate 2 reach the maximum opening angle after being hinged.
As shown in fig. 4B, the base plate 1 and the backrest plate 2 are hinged to reach the maximum opening angle, at this time, when the center line of the inclined clamping groove 209 is parallel to the horizontal line, the included angle B between the bottom tangent line of the base plate 1 and the horizontal line is 10 ° ± 2 °, that is, when the base plate 1 and the backrest plate 2 are hinged to reach the maximum opening angle, the included angle between the center line of the inclined clamping groove 209 and the bottom tangent line of the base plate 1 is 80 ° ± 2 °, at this time, the sitting posture of the human body can be kept reasonable, and the human body spine can be corrected for a long time.
The hinge rotation hole 208 is snapped in the hinge shaft 104, and the reclining intermediate support surface 109 is located in the intersection 205; the two sides of the bottom end of the backrest plate 2 are respectively provided with a backrest clamping surface 210, the middle of the bottom end of the backrest plate 2 is provided with a backrest middle clamping surface 211, the backrest clamping surfaces 210 respectively correspond to the reclining supporting vertical surface 107 and the reclining supporting plane 108, and the backrest middle clamping surface 211 corresponds to the reclining middle supporting surface 109.
The base plate 1 and the backrest plate 2 of the embodiment can be folded, opened and closed, so that the folding and the carrying are convenient.
Because the two sides of the bottom end of the backrest plate 2 are respectively provided with the backrest clamping surfaces 210, the middle of the bottom end of the backrest plate 2 is provided with the middle backrest clamping surface 211, the backrest clamping surfaces 210 respectively correspond to the reclining supporting vertical surface 107 and the reclining supporting plane 108, and the middle backrest clamping surface 211 corresponds to the reclining middle supporting surface 109, the cushion can be reliably supported when in use, and is firm and durable.
In the embodiment, the base plate 1 and the backrest plate 2 are made of engineering plastics, and can be made of PP materials preferentially, so that the chair has good elasticity, moderate strength and optimal sitting-up effect.
As can be seen in both fig. 3 and 15, the back of the recess 102 is provided with a base reinforcement rib 106, and the back of the back board 2 is provided with a back reinforcement rib 207, which further enhances the strength of the seat cushion.
The inner side surface of the leg supporting part 103 is provided with a base cushion 3, the base cushion 3 is provided with a base soft bulge 301, the inner side surface of the backrest plate 2 is provided with a backrest cushion 4, the backrest cushion 4 is provided with a back soft bulge 401, and the user feels comfortable when sitting up.
As can be seen in fig. 17, the back cushion mounting groove 206 and the back cushion 4 are formed in the back cushion mounting groove 206, and this process design increases the firmness of cushion mounting and can be processed by an adhesive process. The inner side surface of the back board 2 is provided with a massage bulge 201 which can play a role in massaging the back, and the back board 2 is provided with a handle port 202 which is convenient to carry.
As clearly shown in FIG. 4a, the base plate 1 and the back plate 2 can be folded to open and close, when the back plate 2 and the base plate 1 are fully opened, the back side support vertical surface 212 abuts against the back support vertical surface 107, the back side support bottom surface 214 abuts against the back support plane 108, the back middle support surface 213 abuts against the back middle support surface 109, and when the human body leans backwards, the back plate 2 can be sufficiently supported to form strong elasticity, and the base plate 1 and the back plate 2 are formed into a whole body, which is firm and reliable.
In this embodiment, when the base plate 1 is hinged to the back plate 2, the outer side surfaces of the two hinge portions 204 are clamped between the inner walls of the outer sides of the two hinge shafts 104, and the distance between the inner walls of the outer sides of the two hinge shafts 104 is 1mm-2mm greater than the distance between the outer side surfaces of the two hinge portions 204, so that the back plate 2 can realize the positioning of the hinge shafts 104 in the axial direction, and can ensure reasonable matching, the looseness between the base plate 1 and the back plate 2 cannot occur, and the stability of the sitting posture correcting cushion is good.
Fig. 20 also shows that the backrest central support surface 213 is a sloping profile which ensures a reasonable direction of force.
The embodiment of the invention provides the sitting posture correcting cushion which can be conveniently folded and carried, can meet the requirement of physiological curvature of a human body in shape, can well correct office sitting postures, can correct incorrect sitting postures after being used for a long time, and can play a role in protecting lumbar vertebrae.
However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (10)
1. A sitting posture correcting cushion is characterized in that: the chair comprises a base plate and a backrest plate, wherein the base plate is hinged with the backrest plate; the leg supporting part is arranged on the outer side of the base plate, the bulge part is arranged on the inner side of the base plate, the recessed part is arranged at the rear end of the base plate, the middle part of the top end of the recessed part is provided with a backward-bending middle supporting surface, backward-bending supporting planes are respectively arranged on two sides of the top end of the recessed part, backward-bending supporting vertical surfaces are adjacently arranged on the backward-bending supporting planes, a hinge clamping groove is arranged between the middle supporting surface and the backward-bending supporting planes, and a hinge shaft penetrates through the hinge clamping groove; two sides of the bottom end of the backrest plate are respectively provided with a hinged part, a cross part is arranged between the hinged parts, a hinged rotating hole is arranged in the middle of the hinged parts, and an inclined clamping groove is formed in the hinged rotating hole in the outward extending mode; the hinged rotating hole is clamped in the hinged shaft, and the middle support surface which is tilted backwards is positioned in the cross part; the backrest is characterized in that backrest clamping surfaces are respectively arranged on two sides of the bottom end of the backrest plate, a middle backrest clamping surface is arranged in the middle of the bottom end of the backrest plate, the backrest clamping surfaces respectively correspond to the back-bending supporting vertical surface and the back-bending supporting plane, and the middle backrest clamping surface corresponds to the back-bending middle supporting surface.
2. A sitting posture correcting cushion as claimed in claim 1, wherein: the base plate and the back plate can be folded to open and close.
3. A sitting posture correcting cushion as claimed in claim 1, wherein: and a base reinforcing rib is arranged on the back surface of the recessed part.
4. A sitting posture correcting cushion as claimed in claim 1, wherein: the inner side surface of the leg supporting part is provided with a base cushion, and the base cushion is provided with a base soft bulge.
5. A sitting posture correcting cushion as claimed in claim 1, wherein: the inner side surface of the backrest plate is provided with a backrest cushion, and the backrest cushion is provided with a soft back bulge.
6. A sitting posture correcting cushion as claimed in claim 1, wherein: the back cushion mounting groove is provided with a backrest cushion.
7. A sitting posture correcting cushion as claimed in claim 1, wherein: the minimum opening size of the bottom of the oblique clamping groove is 0.6-0.7 times of the diameter of the hinged rotating hole.
8. A sitting posture correcting cushion as claimed in claim 1, wherein: when the base plate and the backrest plate are hinged to reach the maximum opening angle, the included angle between the central line of the oblique clamping groove and the bottom tangent line of the base plate is 80 degrees +/-2 degrees.
9. A sitting posture correcting cushion as claimed in claim 1, wherein: the base plate and the backrest plate are made of engineering plastics, and PP materials are preferably selected.
10. A sitting posture correcting cushion as claimed in claim 1, wherein: the distance between the inner walls of the outer sides of the two hinge shafts is 1mm-2mm greater than the distance between the outer sides of the two hinge parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011630150.2A CN112790543A (en) | 2020-12-31 | 2020-12-31 | Sitting posture correcting cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011630150.2A CN112790543A (en) | 2020-12-31 | 2020-12-31 | Sitting posture correcting cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112790543A true CN112790543A (en) | 2021-05-14 |
Family
ID=75808140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011630150.2A Pending CN112790543A (en) | 2020-12-31 | 2020-12-31 | Sitting posture correcting cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112790543A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201468600U (en) * | 2009-08-17 | 2010-05-19 | 浙江永强集团股份有限公司 | Sliding guide device of foldable chair |
| CN101889782A (en) * | 2010-07-21 | 2010-11-24 | 张英 | Multi-functional seat |
| CN106551541A (en) * | 2016-09-09 | 2017-04-05 | 厦门新技术集成有限公司 | A kind of foldable chair |
| CN106726048A (en) * | 2016-12-29 | 2017-05-31 | 四川大学华西医院 | A spine bending deformation adjustment stool |
| CN107495705A (en) * | 2017-10-10 | 2017-12-22 | 杭州飞神工业设计有限公司 | A kind of multi-functional correcting sitting posture bigeminy pad |
| CN108653862A (en) * | 2018-05-04 | 2018-10-16 | 芜湖聚潮信息科技有限公司 | A kind of garter seat for medical treatment |
| CN109621306A (en) * | 2018-12-28 | 2019-04-16 | 上海理工大学 | A kind of horizontal volume abdominal organ |
| CN210672593U (en) * | 2019-08-20 | 2020-06-05 | 天津竣翊工贸有限公司 | Portable waist-protecting posture-correcting cushion |
| CN112056835A (en) * | 2020-08-27 | 2020-12-11 | 安徽信达家居有限公司 | Effectual fretwork of bearing weaves chair structure |
-
2020
- 2020-12-31 CN CN202011630150.2A patent/CN112790543A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201468600U (en) * | 2009-08-17 | 2010-05-19 | 浙江永强集团股份有限公司 | Sliding guide device of foldable chair |
| CN101889782A (en) * | 2010-07-21 | 2010-11-24 | 张英 | Multi-functional seat |
| CN106551541A (en) * | 2016-09-09 | 2017-04-05 | 厦门新技术集成有限公司 | A kind of foldable chair |
| CN106726048A (en) * | 2016-12-29 | 2017-05-31 | 四川大学华西医院 | A spine bending deformation adjustment stool |
| CN107495705A (en) * | 2017-10-10 | 2017-12-22 | 杭州飞神工业设计有限公司 | A kind of multi-functional correcting sitting posture bigeminy pad |
| CN108653862A (en) * | 2018-05-04 | 2018-10-16 | 芜湖聚潮信息科技有限公司 | A kind of garter seat for medical treatment |
| CN109621306A (en) * | 2018-12-28 | 2019-04-16 | 上海理工大学 | A kind of horizontal volume abdominal organ |
| CN210672593U (en) * | 2019-08-20 | 2020-06-05 | 天津竣翊工贸有限公司 | Portable waist-protecting posture-correcting cushion |
| CN112056835A (en) * | 2020-08-27 | 2020-12-11 | 安徽信达家居有限公司 | Effectual fretwork of bearing weaves chair structure |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210514 |