CN201452145U - Movable sitting posture correcting instrument for preventing myopia - Google Patents
Movable sitting posture correcting instrument for preventing myopia Download PDFInfo
- Publication number
- CN201452145U CN201452145U CN200920125030XU CN200920125030U CN201452145U CN 201452145 U CN201452145 U CN 201452145U CN 200920125030X U CN200920125030X U CN 200920125030XU CN 200920125030 U CN200920125030 U CN 200920125030U CN 201452145 U CN201452145 U CN 201452145U
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- CN
- China
- Prior art keywords
- support bar
- support rod
- sitting posture
- movable
- stator
- 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.)
- Expired - Fee Related
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a movable sitting posture correcting instrument for preventing myopia, which comprises an upper support rod, a chin supporter hinged at the upper end of the upper support rod and used for supporting the chin, and a middle support rod, and further comprises a retention clip and a lower support rod, wherein the upper support rod is slidably sleeved in the middle support rod; and the middle and upper support rods are fixed by a locking mechanism; the retention clip is provided with a clip jaw for clipping a desk edge; a positioning screw passes through the bottom surface of the retention clip; the lower end of the lower support rod is hinged with a lateral face of the retention clip, while the upper end is hinged with the lower end of the middle support rod; and a rotary positioning mechanism is arranged between the lower support rod and the middle support rod. The middle support rod of the utility model can rotate relatively to the lower support rod, so a distance from a human body to a desk edge can be adjusted by rotating the middle support rod; the retention clip is connected with an inner retaining piece and an outer retaining piece through a screw bolt, thus the inner retaining piece and the outer retaining piece can be adjusted upwards and downwards after the bolt is unscrewed.
Description
(1) technical field
The utility model relates to a kind of correcting sitting posture instrument.
(2) background technology
The correcting sitting posture instrument is the device that is used for correcting faulty sitting posture, be used to correct the student write, too bow when doing one's assignment, bad habit such as torticollis, to prevent myopia.Existing correcting sitting posture instrument generally all is fixed, therefore be difficult to regulate, therefore adjustable correcting sitting posture instrument has appearred, as the patent No. for 200320113017.5 Chinese utility model patent just provide so a kind of collapsible myopia-preventing frame: contain a tool folder mouthful holder, upper and lower vertical rod, be equipped with dog screw on the bottom surface of holder, upper pright stanchion is sleeved on down in the vertical rod, and is fixed by retaining mechanism.Upper pright stanchion upper end is fixed with the jaw holder, and following vertical rod is by rotating shaft and holder active link, descend vertical rod and holder and between be provided with detent mechanism.Upper pright stanchion can slide up and down, so the up-down adjustment that can carry out the jaw holder, and following vertical rod is rotatable, therefore can realize down folding between vertical rod and the holder.Its shortcoming that also exists is: can't adjust the distance of human body from the table edge; The folder mouth size of holder can't be adjusted.
(3) summary of the invention
In order to overcome the above-mentioned deficiency of existing correcting sitting posture instrument, the utility model provides a kind of adjustable movable myopia prevention correcting sitting posture instrument of body from the distance on table edge of giving sb. a hard time.
Further, the utility model provides the movable myopia prevention correcting sitting posture instrument that a kind of big I of folder mouth of holder is adjusted.
The technical scheme in the invention for solving the technical problem is: a kind of movable myopia prevention correcting sitting posture instrument, comprise upper support bar, be hinged on the chin strap that is used for supporting chin, the support bar of described upper support bar upper end, described upper support bar slidably is sheathed in the described middle support bar, fix by locking mechanism between support bar and the described upper support bar in described, also comprise geometrical clamp and lower support bar, described stationary fixture is useful on the folder mouth on card table edge, and the bottom surface of described geometrical clamp is equipped with positioning screw; The lower end of described lower support bar and the side of described geometrical clamp are hinged, and the lower end of the upper end of described lower support bar and described middle support bar is hinged, is provided with rotary positioning mechanism between described lower support bar and the middle support bar.
Further, described lower support bar upper end offers axial groove, and the lower end of described middle support bar is stretched in the described groove, and is hinged by hinge between lower support bar and the middle support bar;
The lower surface of support bar is a cambered surface in described, described cambered surface is provided with the location profile of tooth, and the bottom surface of described groove is provided with blind hole, is provided with stage clip in the described blind hole, the end of described stage clip connects positioning ball, and described positioning ball and described location profile of tooth are suitable.
Further, stator and outer stator in described geometrical clamp comprises, described outer stator is provided with holddown groove longitudinally, stator is provided with and the corresponding fixing hole of described holddown groove in described, is connected by the screw that passes fixing hole and holddown groove successively between described interior stator and the outer stator; The lower end of stator has the lower clamping piece of bending in described, and the upper end of described outer stator has the upper clip of bending, forms described folder mouth between described upper clip and the lower clamping piece; Described positioning screw is located on the described lower clamping piece.
The utility model also has following additional technical feature:
The top of support bar offers axial crack in described, in this top of support bar also spiral shell be provided with the locking swivel nut, the inwall of described locking swivel nut have compressing described in the inclined-plane of post upper.
Described positioning screw has two.
The afterbody of described positioning screw is provided with neonychium.
The surface of described chin strap also is enclosed with the flexible protective layer.
The utility model extend into desktop in the folder mouth of geometrical clamp in use, turns positioning screw then and makes the end of positioning screw prop up the bottom surface of desktop, thereby the correcting sitting posture instrument is fixed.The user leans against chin on the chin strap.
The beneficial effects of the utility model are: 1. support bar can rotate with respect to lower support bar in, therefore can regulate the distance of human body from the table edge by support bar in rotating, and is located by rotary positioning mechanism after adjusting is finished.2. geometrical clamp is connected by screw with outer stator by interior stator, but up-down adjustment between stator and the outer stator in behind the loosening screw to adapt to different table edges, is tightened screw once more after adjustment finishes and got final product.3. upper support bar is sheathed in the middle support bar slidably, therefore can carry out the adjusting of height, screw the locking swivel nut after regulating height, support bar in the inclined-plane compressing of locking swivel nut inwall, thus make contract in the top of middle support bar with axial crack and upper support bar between to rely on frictional force to realize fixing.4. rotatable between chin strap and the upper support bar, be convenient to chin strap furnishing and desktop are level.5. rotatable between lower support bar and the geometrical clamp, when not using, upper support bar is transferred to minimumly, lower support bar is gone to laterally, can be easy to carry with volume-diminished of the present utility model to minimum.
(4) description of drawings
Fig. 1 is a structural representation of the present utility model.
(5) specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
With reference to Fig. 1; a kind of movable myopia prevention correcting sitting posture instrument; comprise upper support bar 1, be hinged on the chin strap 2 that is used for supporting chin, the support bar 3 of described upper support bar 1 upper end; the surface of described chin strap 2 also is enclosed with the flexible protective layer; described upper support bar 1 slidably is sheathed in the described middle support bar 3, is fixed by locking mechanism between described middle support bar 3 and the described upper support bar 1.In the present embodiment, the specific constructive form of this retaining mechanism is: the top of support bar 3 offers axial crack in described, should in support bar 3 top also spiral shell be provided with locking swivel nut 4, the inwall of described locking swivel nut 4 have compressing described in the inclined-plane of support bar 3 upper ends.
Also comprise geometrical clamp and lower support bar 5, described stationary fixture is useful on the folder mouth on card table edge, and the bottom surface of described geometrical clamp is equipped with two positioning screws 6, and the afterbody of positioning screw 6 is provided with neonychium; The lower end of described lower support bar 5 and the side of described geometrical clamp are hinged, the lower end of the upper end of described lower support bar 5 and described middle support bar 3 is hinged: described lower support bar 5 upper ends offer axial groove, the lower end of support bar 3 is stretched in the described groove in described, and is hinged by hinge between lower support bar 5 and the middle support bar 3.Be provided with rotary positioning mechanism between described lower support bar 5 and the middle support bar 3, the specific constructive form of this rotary positioning mechanism is: the lower surface of support bar 3 is a cambered surface in described, described cambered surface is provided with location profile of tooth 7, the bottom surface of described groove is provided with blind hole, be provided with stage clip in the described blind hole, the end of described stage clip connects positioning ball, and described positioning ball and described location profile of tooth 7 are suitable.
In the present embodiment, stator 8 and outer stator 9 in described geometrical clamp comprises, described outer stator 9 is provided with holddown groove longitudinally, stator 8 is provided with and the corresponding fixing hole of described holddown groove in described, is connected by the screw that passes fixing hole and holddown groove successively between described interior stator 8 and the outer stator 9; The lower end of stator 8 has the lower clamping piece 10 of bending in described, and the upper end of described outer stator 9 has the upper clip 11 of bending, forms described folder mouth between described upper clip 11 and the lower clamping piece 10; Described positioning screw 6 is located on the described lower clamping piece 10.
The utility model extend into desktop in the folder mouth of geometrical clamp in use, turns positioning screw 6 then and makes the end of positioning screw prop up the bottom surface of desktop, thereby the correcting sitting posture instrument is fixed.The user leans against chin on the chin strap 2.
Middle support bar 3 can rotate with respect to lower support bar 5, therefore can regulate the distance of human body from the table edge by support bar 3 in rotating, be located by rotary positioning mechanism after adjusting is finished: promptly positioning ball snaps onto and realizes the location in the recessed tooth of locating profile of tooth 7 under the effect of stage clip.Geometrical clamp is connected by screw by interior stator 8 and outer stator 9, but up-down adjustment between stator 8 and the outer stator 9 in behind the loosening screw to adapt to different table edges, is tightened screw once more after adjustment finishes and got final product.Upper support bar 1 is sheathed in the middle support bar 3 slidably, therefore can carry out the adjusting of height, screw the locking swivel nut after regulating height, support bar 3 in the inclined-plane compressing of locking swivel nut inwall, thus make contract in the top of middle support bar 3 with axial crack and upper support bar between to rely on frictional force to realize fixing.Rotatable between chin strap 2 and the upper support bar 1, be convenient to chin strap 3 furnishings and desktop are level.Rotatable between lower support bar 5 and the geometrical clamp, when not using, upper support bar 1 is transferred to minimumly, lower support bar 5 is gone to laterally, can be easy to carry with volume-diminished of the present utility model to minimum.
Claims (7)
1. movable myopia prevention correcting sitting posture instrument, comprise upper support bar, be hinged on the chin strap that is used for supporting chin, the support bar of described upper support bar upper end, described upper support bar slidably is sheathed in the described middle support bar, fix by locking mechanism between support bar and the described upper support bar in described, it is characterized in that: also comprise geometrical clamp and lower support bar, described stationary fixture is useful on the folder mouth on card table edge, and the bottom surface of described geometrical clamp is equipped with positioning screw; The lower end of described lower support bar and the side of described geometrical clamp are hinged, and the lower end of the upper end of described lower support bar and described middle support bar is hinged, is provided with rotary positioning mechanism between described lower support bar and the middle support bar.
2. movable myopia prevention correcting sitting posture instrument as claimed in claim 1, it is characterized in that: described lower support bar upper end offers axial groove, the lower end of support bar is stretched in the described groove in described, and is hinged by hinge between lower support bar and the middle support bar;
The lower surface of support bar is a cambered surface in described, described cambered surface is provided with the location profile of tooth, and the bottom surface of described groove is provided with blind hole, is provided with stage clip in the described blind hole, the end of described stage clip connects positioning ball, and described positioning ball and described location profile of tooth are suitable.
3. movable myopia prevention correcting sitting posture instrument as claimed in claim 1 or 2, it is characterized in that: stator and outer stator in described geometrical clamp comprises, described outer stator is provided with holddown groove longitudinally, stator is provided with and the corresponding fixing hole of described holddown groove in described, is connected by the screw that passes fixing hole and holddown groove successively between described interior stator and the outer stator;
The lower end of stator has the lower clamping piece of bending in described, and the upper end of described outer stator has the upper clip of bending, forms described folder mouth between described upper clip and the lower clamping piece; Described positioning screw is located on the described lower clamping piece.
4. movable myopia prevention correcting sitting posture instrument as claimed in claim 1 or 2, it is characterized in that: the top of support bar offers axial crack in described, the top of this middle support bar also spiral shell is provided with the locking swivel nut, and the inwall of described locking swivel nut has the inclined-plane of the described middle post upper of compressing.
5. movable myopia prevention correcting sitting posture instrument as claimed in claim 1 or 2, it is characterized in that: described positioning screw has two.
6. movable myopia prevention correcting sitting posture instrument as claimed in claim 1 or 2, it is characterized in that: the afterbody of described positioning screw is provided with neonychium.
7. movable myopia prevention correcting sitting posture instrument as claimed in claim 1 or 2, it is characterized in that: the surface of described chin strap also is enclosed with the flexible protective layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920125030XU CN201452145U (en) | 2009-07-20 | 2009-07-20 | Movable sitting posture correcting instrument for preventing myopia |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920125030XU CN201452145U (en) | 2009-07-20 | 2009-07-20 | Movable sitting posture correcting instrument for preventing myopia |
Publications (1)
Publication Number | Publication Date |
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CN201452145U true CN201452145U (en) | 2010-05-12 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN200920125030XU Expired - Fee Related CN201452145U (en) | 2009-07-20 | 2009-07-20 | Movable sitting posture correcting instrument for preventing myopia |
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CN (1) | CN201452145U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103989318A (en) * | 2014-06-04 | 2014-08-20 | 张茜 | Myopia prevention support |
CN104905592A (en) * | 2014-03-16 | 2015-09-16 | 合肥市科创快速模具技术发展有限公司 | Novel portable myopia-preventing adjustable scale bracket |
CN107467892A (en) * | 2017-07-12 | 2017-12-15 | 宁夏通翊电子商务有限公司 | Multifunction folding sitting position corrector |
CN111789451A (en) * | 2020-08-03 | 2020-10-20 | 吕瑞 | Clamping mechanism and posture correction frame |
-
2009
- 2009-07-20 CN CN200920125030XU patent/CN201452145U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104905592A (en) * | 2014-03-16 | 2015-09-16 | 合肥市科创快速模具技术发展有限公司 | Novel portable myopia-preventing adjustable scale bracket |
CN103989318A (en) * | 2014-06-04 | 2014-08-20 | 张茜 | Myopia prevention support |
CN107467892A (en) * | 2017-07-12 | 2017-12-15 | 宁夏通翊电子商务有限公司 | Multifunction folding sitting position corrector |
CN111789451A (en) * | 2020-08-03 | 2020-10-20 | 吕瑞 | Clamping mechanism and posture correction frame |
CN111789451B (en) * | 2020-08-03 | 2023-11-10 | 吕瑞 | Clamping mechanism and posture correcting frame |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20140720 |
|
EXPY | Termination of patent right or utility model |