CN114916774A - Chair for preventing myopia and spinal curvature of pupils - Google Patents
Chair for preventing myopia and spinal curvature of pupils Download PDFInfo
- Publication number
- CN114916774A CN114916774A CN202210687019.2A CN202210687019A CN114916774A CN 114916774 A CN114916774 A CN 114916774A CN 202210687019 A CN202210687019 A CN 202210687019A CN 114916774 A CN114916774 A CN 114916774A
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- Prior art keywords
- baffle
- locking
- fixed
- chair
- baffles
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- 208000001491 myopia Diseases 0.000 title claims abstract description 23
- 230000004379 myopia Effects 0.000 title claims abstract description 23
- 208000000875 Spinal Curvatures Diseases 0.000 title claims abstract description 22
- 210000001747 pupil Anatomy 0.000 title claims abstract description 15
- 210000001015 abdomen Anatomy 0.000 claims abstract description 25
- 230000002457 bidirectional effect Effects 0.000 claims description 21
- 230000008093 supporting effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 210000000038 chest Anatomy 0.000 claims 6
- 230000003187 abdominal effect Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 210000000115 thoracic cavity Anatomy 0.000 claims 1
- 230000036544 posture Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 241001456553 Chanodichthys dabryi Species 0.000 description 1
- 208000035874 Excoriation Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- QTCANKDTWWSCMR-UHFFFAOYSA-N costic aldehyde Natural products C1CCC(=C)C2CC(C(=C)C=O)CCC21C QTCANKDTWWSCMR-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- ISTFUJWTQAMRGA-UHFFFAOYSA-N iso-beta-costal Natural products C1C(C(=C)C=O)CCC2(C)CCCC(C)=C21 ISTFUJWTQAMRGA-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/10—Devices for holding pupils upright, i.e. body supports
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a chair for preventing myopia and spinal curvature of pupils, which relates to the technical field of chairs and comprises a bottom plate, a backrest, chair legs and two handrail plates, wherein the handrail plates are symmetrically fixed on two sides of the top surface of the bottom plate, slotted holes are formed in the handrail plates, thoracico-abdominal baffles are arranged in the slotted holes through rotary locking devices, and when the thoracico-abdominal baffles are supported, the thoracico-abdominal baffles limit the thoracico-abdominal parts of a human body; the top of back is equipped with two waist rib portion baffles through two-way accommodate the lead screw symmetry, and the rear side of back is opened and is equipped with and accomodates the groove, and waist rib portion baffle is accomodate respectively after the backward rotation and is accomodate in accomodating the inslot, waist rib portion baffle is rotatory back forward and when keeping the horizontality with the mutual overlap joint cooperation of chest abdomen baffle under the state of propping up. The invention can not only support and limit the chest and abdomen of the human body to prevent myopia, but also support and limit the waist and rib parts and the armpit positions of the human body, thereby keeping the user in a correct sitting posture and avoiding spinal curvature.
Description
Technical Field
The invention relates to the technical field of seats, in particular to a seat for preventing myopia and spinal curvature of pupils.
Background
The seat is very common and indispensable article in daily life and study, and traditional seat function is simple, only satisfies ordinary user demand, lacks the correction effect to bad position of sitting.
Through retrieval, Chinese patent No. CN103989340B discloses a sitting posture correction seat, which can keep the waist and the back straight after use and can not cause humpback after long-time sitting, and comprises supporting legs, a seat part and a backrest, wherein the seat part is fixed on the supporting legs, the depth of the seat part is larger than the distance from the center of the chest of a human body to the back and is less than or equal to the thickness of the upper body of the human body, the backrest is provided with a convex part protruding forwards in an arc shape at the position corresponding to the waist of the human body, and the convex height of the convex part is equal to or more than 1/2 of the distance from the center of the chest of the human body to the back.
When the correction chair in the prior art is used for preventing myopia and spinal curvature of students, the following defects also exist: the invention provides a chair for preventing myopia and spinal curvature of pupils, which is provided by the invention because students usually use the chair for a long time, and the conventional chair is lack of necessary auxiliary means, so that the students still form wrong sitting postures during the long-time use.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a chair for preventing myopia and spinal curvature of pupils.
In order to achieve the purpose, the invention adopts the following technical scheme:
a chair for preventing myopia and spinal curvature of pupils comprises a bottom plate, a backrest, chair legs and two armrest plates, wherein the armrest plates are symmetrically fixed on two sides of the top surface of the bottom plate, slotted holes are formed in the armrest plates, thoracoabdominal baffles are arranged in the slotted holes through a rotary locker, and when the thoracoabdominal baffles are supported, the thoracoabdominal baffles limit the position of a human body;
the top of back is equipped with two waist rib portion baffles through two-way accommodate the lead screw symmetry, rotates the interval of two adjustable waist rib portion baffles of two-way accommodate the lead screw, and the regulation of interval can make the crowd of seat adaptation different sizes use, and the rear side of back is opened and is equipped with the groove of accomodating, and the waist rib portion baffle is accomodate respectively after the backward rotation in the inslot of accomodating, waist rib portion baffle is rotatory back forward and keep the chest abdomen baffle mutual overlap joint cooperation under the horizontality with propping up, waist rib portion baffle just keeps when the horizontality forward after rotatory, carries on spacingly to the waist rib portion of human body, the folding groove has all been seted up at the middle part of waist rib portion baffle, and is equipped with adjustable support in the folding groove.
Furthermore, the rotary locking device comprises a sliding shaft, a fixed seat is fixed in the middle of the sliding shaft, a sliding groove is formed in the upper portion of the armrest plate, the end portion of the sliding shaft is installed with the armrest plate in a sliding mode through the sliding groove, one end of the sliding shaft extends to the outer side of the armrest plate, and a locking cover is installed on the sliding shaft in a threaded mode;
the mounting groove has been seted up to the one end of fixing base, and the fixing base passes through the mounting groove and rotates and install spacing pivot, the one end that the fixing base was kept away from in spacing pivot and the end fixing of chest abdomen baffle, the slip cap is equipped with the separation and reunion retaining member in the spacing pivot, the both ends of separation and reunion retaining member respectively with fixing base and chest abdomen baffle demountable installation.
The first locking rod is fixed on one side of the first magnetic ring close to the fixed seat, a first locking hole corresponding to the first locking rod is formed in the fixed seat, and the first locking rod is inserted into the first locking hole when the first magnetic ring adsorbs the fixed seat;
a second magnetic ring is fixed at the other end of the sliding sleeve, and is adsorbed when being close to the thoracoabdominal baffle, a plurality of second locking rods are fixed on one side of the second magnetic ring, which is close to the thoracoabdominal baffle, locking holes II corresponding to the second locking rods are formed in the thoracoabdominal baffle, and the second locking rods are inserted into the locking holes II when the second magnetic ring adsorbs the thoracoabdominal baffle;
the length of the second locking rod is larger than that of the first locking rod, and the depth of the second locking hole is larger than that of the first locking hole.
Further, the adjustable support comprises a bidirectional support lead screw, the bidirectional support lead screw is driven by a motor, two sliders II are symmetrically installed on the bidirectional support lead screw in a threaded mode, the two sliders II are installed in a hinged mode with two support legs on one side of the X-shaped hinged support frame, two support legs on the other side of the X-shaped hinged support frame are respectively installed with one slider I in a hinged mode, a support plate is installed on the two sliders I in a sliding mode, the motor drives the bidirectional support lead screw to rotate, the X-shaped hinged support frame is controlled to stretch and fold, and then the support plate is controlled to achieve position adjustment relative to the waist rib portion baffle.
Furthermore, the two second sliding blocks are further mounted on the auxiliary sliding rod in a sliding mode, and two ends of the auxiliary sliding rod are fixed in the folding grooves of the waist rib baffle.
Furthermore, a connecting clamping groove is formed in one end, away from the bidirectional adjusting screw, of the waist rib part baffle, and the waist rib part baffle and the chest and abdomen baffle are in lap joint and matched with each other through the connecting clamping groove.
Furthermore, a handle rod is fixed on the outer wall of the locking cover, and an anti-slip strip is arranged at one end, close to the handrail plate, of the locking cover.
Furthermore, rubber pads are fixed on the surfaces of the chest and abdomen baffle and the waist and rib baffle, which are in contact with the human body.
Compared with the prior art, the invention has the beneficial effects that:
1. the chair is provided with the thoracoabdominal baffle capable of being supported and folded, so that the thoracoabdominal part of a human body can be supported and limited when the chair is used, and particularly, the chair can prevent students from excessively leaning forward to cause myopia of eyes for students.
2. The chair is also provided with the rotatable and retractable waist rib baffle, and the adjustable support with adjustable height is additionally arranged on the waist rib baffle, so that the waist rib baffle can be supported at the waist rib part of a human body when in use, and the adjustable support is supported at the armpit position of the human body, thereby keeping the waist rib baffle in a correct sitting posture, and avoiding the left and right inclination to cause the bending of the spine.
3. The chest and abdomen baffle and the waist rib baffle can be mutually overlapped to form stable supporting and limiting effects, so that the durability of the chair is improved, and myopia and spinal curvature can be more stably prevented.
In conclusion, the invention can not only support and limit the chest and abdomen of the human body to prevent myopia, but also support and limit the waist and rib parts and the armpit positions of the human body, thereby keeping the user in a correct sitting posture and avoiding spinal curvature.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a front oblique view of the present invention in conventional use;
FIG. 2 is a rear oblique view of the present invention in conventional use;
FIG. 3 is an anterior oblique view of the invention in use to prevent myopia and spinal curvature;
FIG. 4 is a schematic view of the installation of the thoracico-abdominal baffle on the armrest plate by the rotary locking device in the present invention;
FIG. 5 is a schematic view of the thoracoabdominal baffle and the rotary locking device of the present invention in a disassembled configuration;
FIG. 6 is a schematic view of the clutch lock of the present invention;
FIG. 7 is a schematic structural view of a locking cover according to the present invention;
fig. 8 is a detailed view of the mounting of the adjustable support and lumbar rib stop of the present invention.
In the figure: the structure of the bidirectional adjustable support comprises a base plate 1, a backrest 2, a handrail plate 3, a chest and abdomen baffle 4, a rotary locker 5, a lumbar rib baffle 6, a bidirectional adjusting screw rod 7, an adjustable support 8, a slotted hole 9, a sliding groove 10, a sliding shaft 11, a fixed seat 12, a locking cover 13, a limiting rotating shaft 14, a clutch locking part 15, a mounting groove 16, a locking hole 17, a locking hole 18, a locking hole II 19, a magnetic ring I20, a locking rod 21, a magnetic ring II 22, an anti-slip strip 23, a connecting clamping groove 24, a supporting plate 25, a sliding block I26, a sliding block II 27, a 28X-shaped hinged supporting frame 29, a bidirectional supporting screw rod 30 and a motor.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;
referring to fig. 1-8, a chair for preventing myopia and spinal curvature of pupils comprises a bottom plate 1, a backrest 2, chair legs and two armrest plates 3, wherein the armrest plates 3 are symmetrically fixed on two sides of the top surface of the bottom plate 1, slotted holes 9 are formed in the armrest plates, chest and abdomen baffles 4 are arranged in the slotted holes 9 through rotary lockers 5, and when the chest and abdomen baffles 4 are supported, the chest and abdomen of a human body are limited;
the rotary locking device 5 comprises a sliding shaft 11, a fixed seat 12 is fixed in the middle of the sliding shaft 11, a sliding groove 10 is formed in the upper portion of the armrest plate 3, the end portion of the sliding shaft 11 is installed with the armrest plate 3 in a sliding mode through the sliding groove 10, one end of the sliding shaft 11 extends to the outer side of the armrest plate 3, and a locking cover 13 is installed in a threaded mode;
mounting groove 16 has been seted up to the one end of fixing base 12, and fixing base 12 rotates through mounting groove 16 and installs spacing pivot 14, and the one end that fixing base 12 was kept away from to spacing pivot 14 is fixed with the tip of chest abdomen baffle 4, and sliding sleeve is equipped with separation and reunion retaining member 15 on the spacing pivot 14, and separation and reunion retaining member 15's both ends respectively with fixing base 12 and chest abdomen baffle 4 demountable installation.
The clutch locking piece 15 comprises a sliding sleeve, a first magnetic ring 19 is fixed at one end of the sliding sleeve, the first magnetic ring 19 adsorbs the fixed base 12 when approaching the fixed base, a plurality of first locking rods 20 are fixed on one side of the first magnetic ring 19 approaching the fixed base 12, a first locking hole 17 corresponding to the first locking rods 20 is formed in the fixed base 12, and the first locking rods 20 are inserted into the first locking holes 17 when the first magnetic ring 19 adsorbs the fixed base 12;
the other end of the sliding sleeve is fixed with a second magnetic ring 21, the second magnetic ring 21 adsorbs the thoracoabdominal baffle 4 when being close to the thoracoabdominal baffle 4, one side of the second magnetic ring 21 close to the thoracoabdominal baffle 4 is fixed with a plurality of second locking rods 22, the thoracoabdominal baffle 4 is provided with second locking holes 18 corresponding to the second locking rods 22, and when the second magnetic ring 21 adsorbs the thoracoabdominal baffle 4, the second locking rods 22 are inserted into the second locking holes 18.
The length of the second locking rod 22 is larger than that of the first locking rod 20, and the depth of the second locking hole 18 is larger than that of the first locking hole 17.
As shown in fig. 1-7, the locking cover 13 is unscrewed, the thoracoabdominal baffle 4 can rotate out of the slot hole 9, the second locking rod 22 in the clutch locking piece 15 is completely inserted into the corresponding second locking hole 18, the second magnetic ring 21 is close to the thoracoabdominal baffle 4 and adsorbs the thoracoabdominal baffle 4, the first locking rod 20 is separated from the first locking hole 17, and the thoracoabdominal baffle 4 can be rotated to adjust the angle of the thoracoabdominal baffle 4 relative to the fixed seat 12 and the armrest plate 3;
when the thoracoabdominal baffle 4 is in the position shown in fig. 3, the first locking rod 20 is completely inserted into the first locking hole 17, the first magnetic ring 19 is close to the first fixed seat 12 to adsorb the first locking rod, and the second locking rod 22 is not completely separated from the corresponding second locking hole 18 at this time, that is, a part of the second locking rod 22 is still inserted into the second locking hole 18, and at this time, the clutch locking piece 15 locks the fixed seat 12 and the thoracoabdominal baffle 4 angularly.
The chest and abdomen baffle 4 can support and limit the chest and abdomen of the human body, and the user is prevented from excessively leaning forward to cause myopia.
As shown in fig. 1-3 and 8, two waist rib baffles 6 are symmetrically arranged at the top of the backrest 2 through a bidirectional adjusting screw 7, the distance between the two waist rib baffles 6 can be adjusted by rotating the bidirectional adjusting screw 7, and the adjustment of the distance can enable the seat to be suitable for people of different body types. The groove of accomodating is opened to the rear side of back 2, accomodates respectively in accomodating the inslot behind the waist rib portion baffle 6 backward rotation, and waist rib portion baffle 6 is preceding rotatory back and keep the mutual overlap joint cooperation with the chest abdomen baffle 4 under the state of propping up when horizontal state, and in this embodiment, connecting slot 24 has been seted up to the one end that two-way accommodate the lead screw 7 was kept away from to waist rib portion baffle 6, through connecting slot 24 and the mutual overlap joint cooperation of chest abdomen baffle 4.
In other embodiments, the front end of the lumbar rib part baffle 6, that is, the end close to the thoracoabdominal baffle 4, may be set to be in a form capable of sliding telescopically with the rear end, that is, the length of the lumbar rib part baffle 6 may be adjusted, and the connection clamping slot 24 is also set at the lower side of the front end of the lumbar rib part baffle 6, so that the lumbar rib part baffle 6 may be conveniently used by people of different body types, and the applicability and the application range of the seat may be increased.
When the waist rib part baffle 6 rotates forwards and keeps horizontal, the waist rib part of a human body is limited, the middle part of the waist rib part baffle 6 is provided with a folding groove, and an adjustable support 8 is arranged in the folding groove.
The adjustable support 8 comprises a bidirectional support screw 29, the bidirectional support screw 29 is driven by a motor 30, two sliders two 27 are symmetrically installed on the bidirectional support screw 29 in a threaded mode, the two sliders two 27 are installed with two support legs on one side of an X-shaped hinged support frame 28 in a hinged mode, two support legs on the other side of the X-shaped hinged support frame 28 are installed with a slider one 26 in a hinged mode respectively, a support plate 25 is installed by the two sliders one 26 in a sliding mode, the motor 30 drives the bidirectional support screw 29 to rotate, the X-shaped hinged support frame 28 is controlled to stretch and retract, and then the support plate 25 is controlled to achieve position adjustment relative to the waist rib part baffle 6. The setting of backup pad 25 can support the human armpit, mutually supports with waist costal portion baffle 6, increases the effect of position of sitting correction, avoids bad position of sitting to cause the spinal curvature.
In this embodiment, the two second sliding blocks 27 are also installed on the auxiliary sliding rod together in a sliding manner, and two ends of the auxiliary sliding rod are fixed in the folding grooves of the waist rib baffle 6. The arrangement of the auxiliary sliding rod can increase the stability of the movement of the second sliding block 27, or in other embodiments, two bidirectional supporting screw rods 29 can be arranged, and the two bidirectional supporting screw rods 29 are simultaneously in threaded installation with the second sliding block 27, which can also increase the stability of the movement of the second sliding block 27.
In this embodiment, as shown in fig. 7, a handle bar is fixed on the outer wall of the locking cover 13, and an anti-slip strip 23 is provided at one end of the locking cover 13 close to the balustrade panel 3. The locking cover 13 can be screwed or unscrewed through the handle rod and is in threaded installation with the end part of the sliding shaft 11, wherein the arrangement of the anti-slip strip 23 can increase the extrusion force of the locking cover 13 on the handrail plate 3 and increase the installation stability.
In this embodiment, rubber pads are fixed on the sides of the thoracoabdominal baffle 4 and the lumbar rib baffle 6 which are in contact with the human body. The arrangement of the rubber pad can increase the comfort degree of the contact with the human body when in use, and avoid skin abrasion.
Claims (8)
1. A chair for preventing myopia and spinal curvature of pupils comprises a bottom plate (1), a backrest (2), chair legs and is characterized by further comprising two handrail plates (3), wherein the handrail plates (3) are symmetrically fixed on two sides of the top surface of the bottom plate (1), slotted holes (9) are formed in the handrail plates, chest and abdomen baffles (4) are arranged in the slotted holes (9) through rotary locking devices (5), and when the chest and abdomen baffles (4) are supported, the chest and abdomen of a human body are limited;
the top of back (2) is equipped with two waist rib portion baffles (6) through two-way accommodate screw (7) symmetry, rotates the interval of two adjustable waist rib portion baffles (6) of two-way accommodate screw (7), and the rear side of back (2) is opened and is equipped with and accomodates the groove, accomodates respectively in accomodating the inslot behind waist rib portion baffle (6) the backward rotation, waist rib portion baffle (6) forward rotate the back and when keeping the horizontality with the mutual overlap joint cooperation of chest abdomen baffle (4) under the state of propping up, waist rib portion baffle (6) forward rotate the back and when keeping the horizontality, carry on spacingly to human waist rib portion, folding groove has all been seted up at the middle part of waist rib portion baffle (6), and is equipped with adjustable support (8) in the folding groove.
2. The chair for preventing the myopia and the spinal curvature of the pupils as claimed in claim 1, wherein the rotary locker (5) comprises a sliding shaft (11), a fixed seat (12) is fixed in the middle of the sliding shaft (11), a sliding groove (10) is formed in the upper part of the handrail plate (3), the end of the sliding shaft (11) is slidably mounted with the handrail plate (3) through the sliding groove (10), one end of the sliding shaft (11) extends to the outer side of the handrail plate (3) and is provided with a locking cover (13) in a threaded manner;
mounting groove (16) have been seted up to the one end of fixing base (12), and fixing base (12) are rotated through mounting groove (16) and are installed spacing pivot (14), the one end of fixing base (12) and the end fixing of chest abdomen baffle (4) are kept away from in spacing pivot (14), sliding sleeve is equipped with separation and reunion retaining member (15) on spacing pivot (14), the both ends of separation and reunion retaining member (15) respectively with fixing base (12) and chest abdomen baffle (4) demountable installation.
3. The chair for preventing the myopia and the spinal curvature of the primary school students according to claim 2, wherein the clutch locking member (15) comprises a sliding sleeve, a first magnetic ring (19) is fixed at one end of the sliding sleeve, the first magnetic ring (19) adsorbs the fixed base (12) when approaching the fixed base (12), a plurality of first locking rods (20) are fixed on one side of the first magnetic ring (19) approaching the fixed base (12), a first locking hole (17) corresponding to the first locking rod (20) is formed in the fixed base (12), and when the first magnetic ring (19) adsorbs the fixed base (12), the first locking rods (20) are inserted into the first locking holes (17);
a second magnetic ring (21) is fixed at the other end of the sliding sleeve, the second magnetic ring (21) is adsorbed when being close to the second thoracoabdominal baffle (4), a plurality of second locking rods (22) are fixed on one side, close to the second thoracoabdominal baffle (4), of the second magnetic ring (21), a second locking hole (18) corresponding to the second locking rod (22) is formed in the second thoracoabdominal baffle (4), and when the second magnetic ring (21) adsorbs the second thoracoabdominal baffle (4), the second locking rod (22) is inserted into the second locking hole (18);
the length of the second locking rod (22) is larger than that of the first locking rod (20), and the depth of the second locking hole (18) is larger than that of the first locking hole (17).
4. A chair according to any one of claims 1 to 3 for the prevention of myopia and spinal curvature in pupils, characterized in that the adjustable support (8) comprises a bidirectional support screw rod (29), the bidirectional supporting screw rod (29) is driven by a motor (30), two sliders II (27) are symmetrically installed on the bidirectional supporting screw rod (29) in a threaded manner, the two sliders II (27) are hinged with two support legs on one side of an X-shaped hinged support frame (28), two support legs on the other side of the X-shaped hinged support frame (28) are respectively hinged with a slider I (26), a support plate (25) is jointly and slidably installed on the two slider I (26), the motor (30) drives the bidirectional supporting screw rod (29) to rotate to control the X-shaped hinged support frame (28) to stretch and fold, thereby controlling the support plate (25) to realize position adjustment relative to the waist rib baffle (6).
5. A chair for preventing myopia and spinal curvature of pupils as in claim 1, wherein said two second sliding blocks (27) are further slidably mounted together on an auxiliary sliding bar, both ends of which are fixed in the folding grooves of the lumbar rib block (6).
6. The chair for preventing the myopia and the spinal curvature of the pupils as claimed in claim 1, wherein the end of the lumbar rib part baffle (6) far away from the bidirectional adjusting screw rod (7) is provided with a connecting slot (24), and the lumbar rib part baffle and the thoracic and abdominal baffles (4) are in lap joint and fit with each other through the connecting slot (24).
7. A chair for preventing myopia and spinal curvature of pupils as claimed in claim 2, wherein the outer wall of the locking cover (13) is fixed with a handle bar, and the end of the locking cover (13) near the armrest plate (3) is provided with a slip-proof strip (23).
8. A chair for preventing pupils from nearsightedness and spinal curvature as claimed in claim 1, wherein rubber pads are fixed on the surface of the thoracico-abdominal baffle (4) and the lumbar rib baffle (6) which is in contact with the human body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210687019.2A CN114916774B (en) | 2022-06-16 | 2022-06-16 | Seat for preventing myopia and spinal curvature of pupil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210687019.2A CN114916774B (en) | 2022-06-16 | 2022-06-16 | Seat for preventing myopia and spinal curvature of pupil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114916774A true CN114916774A (en) | 2022-08-19 |
| CN114916774B CN114916774B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210687019.2A Active CN114916774B (en) | 2022-06-16 | 2022-06-16 | Seat for preventing myopia and spinal curvature of pupil |
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| CN (1) | CN114916774B (en) |
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