CN203829105U - Primary school low-grade section writing elbow joint correct gesture teaching appliance - Google Patents
Primary school low-grade section writing elbow joint correct gesture teaching appliance Download PDFInfo
- Publication number
- CN203829105U CN203829105U CN201420015420.2U CN201420015420U CN203829105U CN 203829105 U CN203829105 U CN 203829105U CN 201420015420 U CN201420015420 U CN 201420015420U CN 203829105 U CN203829105 U CN 203829105U
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- China
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- upper arm
- stator
- forearm
- fixing sheets
- elbow joint
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Abstract
The utility model discloses a primary school low-grade section writing elbow joint correct gesture teaching appliance. The primary school low-grade section writing elbow joint correct gesture teaching appliance is characterized by comprising arc-shaped forearm fixing sheets and arc-shaped upper arm fixing sheets, the upper ends of the forearm fixing sheets and the lower ends of the upper arm fixing sheets are connected through hinges to form elbow joints, bending elbow stroke limiting blocks are arranged between the forearm fixing sheets and the upper arm fixing sheets, included angles between the forearm fixing sheets and the upper arm fixing sheets when the elbows are bent to the limiting positions are larger than 90 degree, and the forearm fixing sheets and the upper arm fixing sheets are provided with forearm fixing belts and upper arm fixing belts respectively; when the primary school low-grade section writing elbow joint correct gesture teaching appliance is used, the forearm fixing sheets and the upper arm fixing sheets are fixed on the forearms and the upper arms respectively, the included angles between the forearm fixing sheets and the upper arm fixing sheets become smaller along with bending of the elbow joints, the minimum included angles are not less than 90 degrees under limitation of the stroke limiting blocks, the hand with a pen during writing is far away from the head, the distances between the eyes and a written book are increased, and the aims of correcting incorrect gestures and developing correct gestures are accordingly achieved.
Description
Technical field
This utility model relates to low year section of positive appearance teaching aid of elbow joint that writes of teaching aid, particularly a kind of primary school that low year section of class that writes of a kind of primary school used.
Background technology
Along with social progress and expanding economy, China's educational undertaking obtains
arriveunprecedented achievement, along with the universal of education and deeply, student Culture quality significantly improves, but the impact of the system of receiving an education, student but could not well be developed aspect physically and mentally healthy, eye health is exactly wherein crucial one.China's adolescent myopia sickness rate exceedes 50 percent in second place of the world, total amount is according to first place, the world, studying carefully its pathogenesis mainly causes because writing posture is incorrect, forming of correct writing style start and complete in low year section of primary school, but the system of receiving an education affects most of child has write with regard to too early intervention in baby stages, because the child body autocontrol force of baby stages is very poor, be difficult to ensure the correctness of writing posture, thereby form bad writing style, main manifestations is exactly that eye is excessively near apart from writing book, this also has a relation with child's stature is less, after large some admission, should cultivate to have become at the writing style of low year section of primary school and be accustomed to correcting, in correction, existing method still lacks effective means, when enforcement, just lean on teacher's verbal cue, once custom is formed by several promptings and is changed and just become very difficult, for the seed of trouble is buried in the formation of myopia of student, still await innovation and solve this problem.
Utility model content
In order to address the above problem, this utility model has offered low year section of positive appearance teaching aid of elbow joint that writes of a kind of primary school, not only can, for the correction of writing posture, can also promote forming of writing posture, makes eye and writing book remain on suitable distance.
The technical solution adopted in the utility model is: low year section of positive appearance teaching aid of elbow joint that writes of a kind of primary school, it is characterized in that comprising arc forearm stator and arc upper arm stator; forearm stator upper end and the upper arm stator lower end formation elbow joint that is connected through the hinge; between forearm stator and upper arm stator, be provided with and bend elbow stroke limit piece; bend elbow to angle between spacing position forearm stator and upper arm stator and be greater than 90 degree, on forearm stator and upper arm stator, be respectively equipped with forearm fixing band and fixing band for upper arm.
Further, described stroke limit piece is provided with spacing angle adjustable bolt.
Further, described forearm stator and upper arm stator are hard material.
Further, described forearm stator and/or upper arm stator are made up of Os Draconis and soft quality material, and Os Draconis are arranged in the middle of soft quality material.
Described forearm stator and upper arm stator are provided with air-vent.
Described hinge is provided with angle indicating graduation.
This utility model is separately fixed at forearm stator and upper arm stator on forearm and upper arm while use, diminish with the angle between bending forearm stator and the upper arm stator of elbow joint, be subject to stroke limit piece to limit minimum angle and be not less than 90 degree, the hand of writing while making to write is away from head, widen the distance of eye and writing book, thereby reach the posture of correcting a mistake and form the object of correct status.
Brief description of the drawings
Fig. 1 is this utility model embodiment mono-perspective view.
Fig. 2 is this utility model embodiment bis-perspective view.
Fig. 3 is this utility model embodiment tri-perspective view.
Number in the figure title: 1 forearm stator; 2 upper arm stators; 3 hinges; 4,6 retainer rings; 5 stroke limit pieces.
Detailed description of the invention
This utility model embodiment mono-as shown in Figure 1, low year section of positive appearance teaching aid of elbow joint that writes of this primary school comprises arc forearm stator 1 and arc upper arm stator 2, forearm stator upper end and upper arm stator lower end connect and compose elbow joint by hinge 3, between forearm stator and upper arm stator, be provided with and bend elbow stroke limit piece 5, stroke limit piece 5 is placed in the curved inner side of elbow, bend elbow to angle between spacing position forearm stator 1 and upper arm stator 2 and be greater than 90 degree, what the present embodiment adopted is 100 degree, on forearm stator and upper arm stator, be respectively equipped with retainer ring 4, 6, retainer ring 4 on forearm stator is connected with forearm fixing band, retainer ring 6 on upper arm stator is connected with fixing band for upper arm, when use, forearm stator intrados and forearm coincide with the binding of forearm fixing band, upper arm stator intrados and upper arm coincide and bind with fixing band for upper arm, entirety is placed in elbow, elbow joint can be movable between 100 to 180 degree, while avoiding writing elbow joint overbending cause hand from head excessively close to, widen the distance of eye and writing book, thereby reach the posture of correcting a mistake and form the object of correct status, what the present embodiment adopted is that fixing spacing angle 100 is spent, and while specifically enforcement, spacing angle adjustable bolt can be set on stroke limit piece, makes the minimum angles between upper arm and forearm be set as scalable, makes it meet different stature students' needs.
This utility model embodiment bis-as shown in Figure 2, different from embodiment mono-, when low year section of this primary school write the positive appearance teaching aid use of elbow joint, entirety is placed in outside elbow, and stroke limit piece 6 is positioned at the curved dorsal part of elbow, can implement equally upper arm and the restriction of forearm flexion angle, reach same object.
This utility model embodiment tri-as shown in Figure 3, different from embodiment mono-, two, when low year section of this primary school write the positive appearance teaching aid use of elbow joint, entirety is placed in arm inner side or outside, spacing angle adjustable bolt is set on stroke limit piece, can implement equally upper arm and the restriction of forearm flexion angle, reach same object.Compare with embodiment mono-, two, be placed on arm sense of tightly rising that can reduce elbow joint for outside, activity is more freely more comfortable.
Above-mentioned three forearm stators and upper arm stator are the hard materials such as plastics or metal; its intrados can wrap up 1/3rd to 1/2nd weeks of arm; can also form with Os Draconis and soft quality material; Os Draconis are arranged in the middle of soft quality material; as metal joist external application rubber, plastic keel external application canvas; can make it have flexible surface and the limit wing, what coordinate with arm is better more comfortable, does not lose again spacing rigidity simultaneously; Air-vent also can be set on stator, strengthen its breathability, improve comfort level; Can timing in spacing angle, angle indicating graduation also can be set on hinge, be convenient to regulate memory, student is write under same angle, be convenient to the formation of writing style.
Be only this utility model preferred embodiment in sum, all equivalence modifications of doing according to the application and prior art interpolation are all considered as this utility model technology category.
Claims (6)
1. low year section of positive appearance teaching aid of elbow joint that writes of a primary school, it is characterized in that comprising arc forearm stator and arc upper arm stator; forearm stator upper end and the upper arm stator lower end formation elbow joint that is connected through the hinge; between forearm stator and upper arm stator, be provided with and bend elbow stroke limit piece; bend elbow to angle between spacing position forearm stator and upper arm stator and be greater than 90 degree, on forearm stator and upper arm stator, be respectively equipped with forearm fixing band and fixing band for upper arm.
2. low year section of positive appearance teaching aid of elbow joint that writes of primary school according to claim 1, is characterized in that described stroke limit piece is provided with spacing angle adjustable bolt.
3. low year section of positive appearance teaching aid of elbow joint that writes of primary school according to claim 1 and 2, is characterized in that described forearm stator and upper arm stator are hard material.
4. low year section of positive appearance teaching aid of elbow joint that writes of primary school according to claim 1 and 2, is characterized in that described forearm stator and/or upper arm stator are made up of Os Draconis and soft quality material, and Os Draconis are arranged in the middle of soft quality material.
5. low year section of positive appearance teaching aid of elbow joint that writes of primary school according to claim 1 and 2, is characterized in that described forearm stator and upper arm stator are provided with air-vent.
6. low year section of positive appearance teaching aid of elbow joint that writes of primary school according to claim 1 and 2, is characterized in that described hinge is provided with angle indicating graduation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420015420.2U CN203829105U (en) | 2014-01-10 | 2014-01-10 | Primary school low-grade section writing elbow joint correct gesture teaching appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420015420.2U CN203829105U (en) | 2014-01-10 | 2014-01-10 | Primary school low-grade section writing elbow joint correct gesture teaching appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203829105U true CN203829105U (en) | 2014-09-17 |
Family
ID=51507005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420015420.2U Expired - Fee Related CN203829105U (en) | 2014-01-10 | 2014-01-10 | Primary school low-grade section writing elbow joint correct gesture teaching appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203829105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916871A (en) * | 2018-09-20 | 2020-03-27 | 吴腾江 | Wearing equipment capable of preventing short-distance eyes |
| KR102210766B1 (en) * | 2019-11-14 | 2021-02-02 | 서경배 | Muscle strengthening device for postural correction |
-
2014
- 2014-01-10 CN CN201420015420.2U patent/CN203829105U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916871A (en) * | 2018-09-20 | 2020-03-27 | 吴腾江 | Wearing equipment capable of preventing short-distance eyes |
| KR102210766B1 (en) * | 2019-11-14 | 2021-02-02 | 서경배 | Muscle strengthening device for postural correction |
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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: 20140917 Termination date: 20160110 |