CN203505989U - Multifunctional myopia-preventing device for students - Google Patents
Multifunctional myopia-preventing device for students Download PDFInfo
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- CN203505989U CN203505989U CN201320629770.3U CN201320629770U CN203505989U CN 203505989 U CN203505989 U CN 203505989U CN 201320629770 U CN201320629770 U CN 201320629770U CN 203505989 U CN203505989 U CN 203505989U
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Abstract
The utility model discloses a multifunctional myopia-preventing device for students. The multifunctional myopia-preventing device for the students comprises a writing board and a chest protecting board, wherein a supporting plate and an interval adjusting box are arranged between the writing board and the chest protecting board, the supporting plate is composed of an arc-shaped supporting plate and a baffle, a cover plate is arranged on the rear portion of the interval adjusting box, a tongue plate which can be lifted and formed by a notch groove is arranged on the cover plate, a pressing piece is arranged in the interval adjusting box, the lower end of the pressing piece is fixedly connected to the tongue plate, the middle of the pressing piece is hinged to the cover plate, the upper end of the arc-shaped supporting plate is connected with the rear end of the writing board in a pivoting mode, the lower end of the arc-shaped supporting plate is connected with the bottom of the box body of the interval adjusting box in a pivoting mode, the two lateral outward-protruding edges of the box body of the interval adjusting box are embedded into sliding grooves of the chest protecting plate, and a lug on the tongue plate is embedded into a groove in the chest protecting plate to achieve positioning. The multifunctional myopia-preventing device for the students is small in size, light, convenient to carry and suitable for being used in various studying places, a proper reading and writing angle and proper reading and writing distance can be provided, the students can sit correctly, the eyesight of the students is protected, and myopia and humpback are prevented.
Description
Technical field
The utility model relates to the equipment of correcting sitting postures, espespecially a kind of student's Multi-function myopia-preventing device.
Background technology
In recent years, the incidence of primary and secondary students' myopia, stravismus, crookback is ascendant trend year by year, and increasingly become younger, its main cause is that the student health of 4-15 about year is in the indefinite form stage, conformal development completely, whether posture during primary and secondary students' reading and writing is correct, directly affects its body development.Because the desktop of primary and secondary students' desk is all level, there is no angle of inclination, books keep flat on the table, and student usually bows and lies prone in desk or the reading on the table of reclining, and can not keep correct visual angle and sighting distance between eyes and books, cause visual impairment, in the course of time, form myopia and stravismus, even cause crookback and deformation of spinal column, therefore being badly in need of that research and development are a kind of can book supporting, the Multi-function myopia-preventing device that can correct faulty sitting posture again.
Utility model content
An object of the present utility model is to provide a kind of student's Multi-function myopia-preventing device; it has the function correcting faulty sitting posture; adjustable-height; the student who adapts to different heights uses; be applicable to various study place; suitable read-write angle and distance can be provided, be conducive to student's correct sitting posture of conscious long-term maintenance in study, vision protection, pre-myopia prevention, hunchback.
Another object of the present utility model is to provide a kind of student's Multi-function myopia-preventing device; books or manuscript can angledly be stood up on the table; suitable reading angle and distance is provided, reader is looked squarely naturally, keep correct sitting posture; vision protection, pre-myopia prevention, hunchback; prevent that cervical vertebra fatigue from aching, this bookshelf can arbitrarily be adjusted according to the height of books and manuscript, and the superimposed rear volume of each several part is little; be easy to carry, be applicable to various study and office space.
For achieving the above object, the utility model is by the following technical solutions:
A kind of student's Multi-function myopia-preventing device, comprise board, chest-protector plate, it is characterized in that: gripper shoe is installed between board and chest-protector plate and the damper box of spacing, the baffle plate disjunctor that described gripper shoe is upwards arched upward by arc pallet and back bending forms, cover plate is equipped with at the box body rear portion of the damper box of spacing, have to the bilateral symmetry of the longitudinal centre line of cover plate twice break slot, cap portion between twice break slot forms the hyoplastron that can start, the lower end of hyoplastron is free end, the upper end of hyoplastron is stiff end, in the box body of the damper box of spacing, be equipped with and press sheet, the lower end that presses sheet is fixed on hyoplastron, the middle part that presses sheet is on the cover board hinged, the upper end that presses sheet is the free end of perk backward, on the box body front surface of the damper box of spacing, corresponding to the position that presses sheet free end, have through hole, in through hole, place can forward and backward movement button, button is comprised of cap and base, and the base of button is supported and pressed on the free end of sheet, and the cap of button is exposed to the box body of the damper box of spacing, on the inner surface of described chest-protector plate, longitudinally center line is provided with a groove that queues positioning action, on the free-ended outer surface of hyoplastron, be provided with projection, the two ends of the box body of the damper box of spacing are respectively arranged with a left side, right jamming claw, the two ends of baffle plate are respectively arranged with a left side, right draw-in groove, the both sides, box body rear portion of the described damper box of spacing are respectively arranged with a left side, right outside nib edge, the both sides of described chest-protector plate are respectively arranged with a left side, right rail, the syndeton of above-mentioned each assembly is: the upper end of described arc pallet and the rear end of board are by rotating shaft pivot joint, the lower end of arc pallet is the box body bottom pivot joint with the damper box of spacing by rotating shaft, the left side at the box body two ends of the described damper box of spacing, right jamming claw is respectively from a left side, right both sides contracting hook is on the left side at baffle plate two ends, in right draw-in groove, a left side for the both sides, box body rear portion of the described damper box of spacing, right outside nib is along embedding respectively a left side for chest-protector plate both sides, in right rail, thereby the damper box that makes to space becomes sliding connection with chest-protector plate, projection on described hyoplastron outer surface embeds in the groove on chest-protector plate inner surface and realizes and locating.
Upper edge and the lower edge of described cover plate are provided with pin, the upper edge of the damper box of spacing and lower edge are provided with corresponding slot, the pin of cover plate upper edge is embedded in the slot of upper edge of the damper box of spacing, and the pin of cover plate lower edge is embedded in the slot of lower edge of the damper box of spacing.
On the free-ended inner surface of described hyoplastron, be provided with the first axle bed, position corresponding with hyoplastron middle part on described cover plate is provided with second, third axle bed symmetrically, the described lower end that presses sheet is fixed on this first axle bed by bearing pin, and the middle part that presses sheet is hinged between this second, third axle bed by bearing pin.
It also has book bracket, and book bracket is by back and front supporting module composition, front support assembly is by upper backup plate, lower backup plate, upper folder book transverse slat, lower folder book transverse slat, upper folder book buckle, lower folder book buckle forms, and the back side of upper backup plate is provided with a left side, right slide block, the front of lower backup plate is provided with a left side, right rail, a left side, right slide block is embedded in respectively a left side, in right rail, thereby make backup plate and lower backup plate be sliding connection, the rear end of upper folder book transverse slat is hinged by the top of bearing pin and upper backup plate, the front end of upper folder book transverse slat is hinged by the top of bearing pin and upper folder book buckle, the rear end of lower folder book transverse slat is by the bottom-hinged of bearing pin and lower backup plate, the front end of lower folder book transverse slat is by the bottom-hinged of bearing pin and lower folder book buckle, and the bottom of lower backup plate is hinged by the front end of bearing pin and board, and rear support assembly is by back supporting plate, end flap, end support plate forms, the top of back supporting plate is articulated with the top at the lower backup plate back side by bearing pin, the bottom of this back supporting plate is articulated with the rear end of end flap by bearing pin, the front end of this end flap is articulated with the rear end of end support plate by bearing pin, and the front end of this end support plate is articulated with the bottom of lower backup plate by bearing pin.
On the cap of described button, be provided with elasticity inserted sheet, on elasticity inserted sheet, with barb, on the base of button, be provided with jack, on the sidewall of jack, be provided with bayonet socket, in the jack of the elasticity inserted sheet inserted base of cap, the barb on elasticity inserted sheet is hooked in the bayonet socket on jack sidewall.
The utility model has following actively useful effect:
Board is put on the table, and books are put on board, and board is conducive to remind student that books are straightened, and prevent the generation of stravismus.Because chest-protector plate stands on front, user's new line of can naturally sitting straight, keeps correct study sitting posture.Spaced apart by space damper box and gripper shoe between board and chest-protector plate, thereby for student provides the sighting distance of standard, in learning process, when student turns forward unconsciously, chest can be encountered chest-protector plate, chest-protector plate is by the damper box extruding baffle plate that spaces, the bounce-back restoring force that baffle plate distortion produces acts on chest-protector plate, remind student not lean forward, keep correct sitting posture, so this product is conducive to teenager, children's health normal development, the generation of pre-myopia prevention, stravismus, crookback effectively.This product each several part, by rotating shaft pivot joint, can superimposedly be placed, and volume is little, lightweight, is easy to carry, and is applicable to various study place.This product can be placed on the table, and best sighting distance, visual angle can be provided, effectively pre-myopia prevention.When reading is copied, allow student naturally sit straight to come back and look squarely, be conducive to cultivate student when reading, keep correct sighting distance and posture, prevention crookback, deformation of spinal column, play good effect to teenager's normal development, and can alleviate the sense of fatigue of reading while copying.This application range of products is wide, and Students ' Learning and adult's office all can be used, can arbitrarily adjust according to the height of books and manuscript, and each several part foldable, superimposed rear volume is little, is easy to carry, and is applicable to various study and office space.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the rearview of Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the exploded view of Fig. 2.
Fig. 5 is gripper shoe in Fig. 4, the enlarged drawing of the damper box of spacing, chest-protector plate.
Fig. 6 is the exploded view of Fig. 5.
Fig. 7 is the exploded view of Fig. 6.
Fig. 8 is the exploded view of Fig. 7.
Fig. 9 is the assembly exploded view of damper box of spacing in Fig. 8.
Figure 10 is the exploded view of Fig. 1.
Figure 11 is the exploded view of Figure 10.
Figure 12 is the assembly exploded view of damper box of spacing in Figure 11.
Figure 13 is the upward view of box body of damper box of spacing.
Figure 14 is the side view of gripper shoe.
Figure 15 is the rearview of plug.
Figure 16 is the structural representation of the utility model embodiment bis-.
Figure 17 is the structural representation after back supporting plate expansion in Figure 16.
Figure 18 is the structural representation of book bracket after starting in Figure 17.
Figure 19 is the structural representation that in Figure 18, book bracket trails.
Figure 20 is the rearview of Figure 19.
Figure 21 is the front view of book bracket.
Figure 22 is the exploded view of Figure 21.
Figure 23 is the exploded view of Figure 22.
Figure 24 is the rearview of Figure 21.
Figure 25 is the upward view of Figure 24.
Figure 26 is the structural representation that book bracket is clamped books.
Figure 27 is use view of the present utility model.
The specific embodiment
Number in the figure
1. board 2. gripper shoes 3. damper box of spacing
4. chest-protector plate 5. cover plate 6. hyoplastrons
7. press sheet 8 cap 9. rotating shaft 10. axle beds
On 11., on 12. times backup plates 13. of backup plate, press from both sides book transverse slat
On 14. times folder book transverse slats 15., press from both sides 16. times folder book buckles of book buckle
17. 19. end of flap, 18. end of back supporting plate support plate 20. students
21. arc pallet 22. baffle plate 23. axis holes
24. draw-in groove 25. draw-in groove 26. axle beds
27. chair 28. desk 29. books
30. through hole 31. axis holes
32. evagination edge 33. evagination edge 34. claw 35. claws
36. slot 37. slot 38. slot 39. slots
40. rotating shaft 41. projection 42. chute 43. chutes
44. jack 45. plug 46. plugs
52. second axle bed 53. the 3rd axle bed 54. break slot 55. break slots
56. pin 57. pin 58. pin 59. pins
60. first axle bed 61. projection 62. bearing pin 63. bearing pins
70. axis hole 72. axis hole 73. free ends
81. base 82. elasticity inserted sheet 83. barb 84. jack 85. bayonet sockets
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, Figure 14, Figure 15, the utility model is a kind of student's Multi-function myopia-preventing device, comprises board 1, gripper shoe 2, the damper box 3 of spacing, chest-protector plate 4, gripper shoe 2, the damper box of spacing 3 is arranged between board 1 and chest-protector plate 4, baffle plate 22 disjunctors that gripper shoe 2 is upwards arched upward by arc pallet 21 and back bending form, cover plate 5 is equipped with at the box body rear portion of the damper box of spacing 3, has to the bilateral symmetry of the longitudinal centre line of cover plate 5 twice break slot 54, 55, twice break slot 54, cap portion between 55 forms the hyoplastron 6 that can start, and the lower end of hyoplastron 6 is free end, and the upper end of hyoplastron 6 is stiff end, is provided with the first axle bed 60 on the free-ended inner surface of hyoplastron 6, and position corresponding with hyoplastron 6 middle parts on cover plate 5 is provided with second symmetrically, the 3rd axle bed 52, 53, in the box body of the damper box of spacing 3, be equipped with and press sheet 7, the axis hole 70 that presses sheet 7 lower ends is fixed on the first axle bed 60 by bearing pin 63, and the axis hole 72 that presses sheet 7 middle parts is hinged on second by bearing pin 62, the 3rd axle bed 52, between 53, the upper end that presses sheet 7 is the free end 73 of perk backward.On the box body front surface of the damper box of spacing 3, corresponding to the position that presses sheet free end 73, have through hole 30, in through hole 30, place can forward and backward movement button, button is comprised of cap 8 and base 81, the back side of cap 8 is provided with elasticity inserted sheet 82, elasticity inserted sheet 82, with barb 83, is provided with jack 84 on base 81, be provided with bayonet socket 85 on the sidewall of jack 84, the base 81 of button is supported and is being pressed on the free end 73 of sheet 7, and the cap 8 of button exposes to the box body of the damper box 3 of spacing.In jack 84 on elasticity inserted sheet 82 inserted bases 81 on cap 8, barb 83 on elasticity inserted sheet 82 is hooked in the bayonet socket 85 on jack 84, the upper edge of cover plate 5 is provided with pin 56,57, the lower edge of cover plate 5 is provided with pin 58,59, the upper edge of the damper box of spacing 3 is provided with slot 36,37, the lower edge of the damper box of spacing 3 is provided with slot 38,39, pin 56,57,58,59 is embedded in respectively in slot 36,37,38,39, thereby cover plate 5 and the damper box 3 of spacing are linked together.On the inner surface of chest-protector plate 4, longitudinally center line is provided with a groove 41 that queues positioning action, position corresponding to the first axle bed 60 on the free-ended outer surface of hyoplastron 6 is provided with the projection 61 embedding for groove 41, the syndeton of above-mentioned each assembly is: the upper end axis hole 23 of arc pallet 21 and the axle bed 10 of board 1 rear end are by rotating shaft 9 pivot joints, the axle bed 26 of arc pallet 21 lower ends and the axis hole 31 of damper box 3 bottoms of spacing are by rotating shaft 40 pivot joints, the two ends of the damper box of spacing 3 box bodys are respectively arranged with a left side, right jamming claw 34, 35, the two ends of baffle plate 22 are respectively arranged with a left side, right draw-in groove 24, 25.Left and right claw 34,35 respectively from arranged on left and right sides contracting hook left and right draw-in groove 24,25, both played positioning action, make again to space damper box 3 and baffle plate 22 keep certain contact force, and can be separated from each other.The both sides, box body rear portion of the damper box of spacing 3 are provided with left and right evagination edge 32,33, the both sides of chest-protector plate 4 are respectively arranged with left and right chute 42,43, left and right evagination edge 32,33 embeds respectively in the left and right chute 42,43 of chest-protector plate 4 both sides, 4 one-tenth sliding connections of the damper box of spacing 3 and chest-protector plate; In the groove 41 that projection 61 on hyoplastron 6 free end outer surfaces embeds on chest-protector plate 4 inner surfaces, realize location.
While regulating the height of chest-protector plate 4, only need the cap 8 of press push button, the base 81 of button is supported the free end 73 that presses sheet 7, press sheet 7 and take the second rotating shaft 62 as fulcrum rotation, make hyoplastron 6 start an angle, the projection 61 embedding on hyoplastron 6 outer surfaces departs from groove 41, chest-protector plate 4 just can move up and down, after chest-protector plate 4 highly regulates, release button, hyoplastron 6 under the effect of self elastic force again with the inner surface laminating of chest-protector plate 4, in another groove 41 that the projection 61 on hyoplastron 6 outer surfaces embeds on chest-protector plate 4 inner surfaces, realize location.
The plug 45 of flexible connection is arranged at the top of chest-protector plate 4, has plug 46 on plug 45, and corresponding jack 44 is arranged at the top of chest-protector plate 4, and plug 46 inserts in jack 44, thereby plug 45 and chest-protector plate 4 are pegged graft fixing.When damper box 3 is spaced in installation, first by plug 45 under chest-protector plate 4 is dialled, then the evagination edge 32,33 of the damper box 3 box body both sides of spacing is inserted respectively in the chute 42,43 of chest-protector plate 4 both sides, plug 45 is fastened on chest-protector plate 4, damper box 3 slippage from the chute 42,43 of chest-protector plate 4 both sides that prevents from spacing goes out again.
Please refer to Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23, Figure 24, Figure 25, Figure 26, the utility model also has book bracket, and book bracket is arranged on the front end of board 1, and book bracket is by back and front supporting module composition, front support assembly is by upper backup plate 11, lower backup plate 12, upper folder book transverse slat 13, lower folder book transverse slat 14, upper folder book buckle 15, lower folder book buckle 16 forms, the back side of upper backup plate 11 is provided with a left side, right slide block 111, 112, the front of lower backup plate 12 is provided with a left side, right rail 121, 122, left, right slide block 111, 112 are embedded in respectively a left side, right rail 121, in 122, thereby make backup plate 11 and lower backup plate 12 be sliding connection, the rear end of upper folder book transverse slat 13 is hinged by the top of bearing pin and upper backup plate 11, the front end of upper folder book transverse slat 13 is hinged by the top of bearing pin and upper folder book buckle 15, the rear end of lower folder book transverse slat 14 is by the bottom-hinged of bearing pin and lower backup plate 12, the front end of lower folder book transverse slat 14 is by the bottom-hinged of bearing pin and lower folder book buckle 16, the bottom of lower backup plate 12 is hinged by the front end of bearing pin and board 1.
Rear support assembly is comprised of back supporting plate 17, end flap 18, end support plate 19, the top of back supporting plate 17 is articulated with the top at lower backup plate 12 back sides by bearing pin, the bottom of back supporting plate 17 is articulated with the rear end of end flap 18 by bearing pin, the front end of end flap 18 is articulated with the rear end of end support plate 19 by bearing pin, the front end of end support plate 19 is articulated with the bottom of lower backup plate 12 by bearing pin; Back supporting plate 17, end flap 18, end support plate 19 support triangular in shape.Upper backup plate 11, lower backup plate 12 can be free to slide flexible relatively, so book bracket can support the books 29 that vary in size, during use, only books 29 need be opened, be placed between folder book transverse slat 13, lower folder book transverse slat 14, use the upper and lower edge that folder book buckle 15, lower folder book buckle 16 are clamped books, just completed fixing, simple to operation to books 29.
Please refer to Figure 27, during study, student 20 is sitting on chair 27, and board 1 is placed on desk 28, and books 29 are put on book bracket, and because chest-protector plate 4 stands on front, student 20 new line of can naturally sitting straight, keeps correct study sitting posture.Spaced apart by space damper box 3 and gripper shoe 2 between board 1 and chest-protector plate 4, thereby for student provides the sighting distance of standard, in learning process, when student turns forward unconsciously, chest can be encountered chest-protector plate 4, chest-protector plate 4 is by the damper box 3 extruding baffle plates 22 that space, the bounce-back restoring force that baffle plate 22 distortion produce acts on chest-protector plate 4, remind student 20 not lean forward, keep correct sitting posture, so this product is conducive to the normal development of student's health, the generation of pre-myopia prevention, stravismus, crookback effectively.Board 1, gripper shoe 2, the damper box of spacing 3, chest-protector plate 4 can be made of plastics.This product each several part, by rotating shaft pivot joint, can superimposedly be placed, and volume is little, lightweight, is easy to carry, and is applicable to various study place.
Claims (5)
1. student's Multi-function myopia-preventing device, comprise board, chest-protector plate, it is characterized in that: gripper shoe is installed between board and chest-protector plate and the damper box of spacing, the baffle plate disjunctor that described gripper shoe is upwards arched upward by arc pallet and back bending forms, cover plate is equipped with at the box body rear portion of the damper box of spacing, have to the bilateral symmetry of the longitudinal centre line of cover plate twice break slot, cap portion between twice break slot forms the hyoplastron that can start, the lower end of hyoplastron is free end, the upper end of hyoplastron is stiff end, in the box body of the damper box of spacing, be equipped with and press sheet, the lower end that presses sheet is fixed on hyoplastron, the middle part that presses sheet is on the cover board hinged, the upper end that presses sheet is the free end of perk backward, on the box body front surface of the damper box of spacing, corresponding to the position that presses sheet free end, have through hole, in through hole, place can forward and backward movement button, button is comprised of cap and base, and the base of button is supported and pressed on the free end of sheet, and the cap of button is exposed to the box body of the damper box of spacing, on the inner surface of described chest-protector plate, longitudinally center line is provided with a groove that queues positioning action, on the free-ended outer surface of hyoplastron, be provided with projection, the two ends of the box body of the damper box of spacing are respectively arranged with a left side, right jamming claw, the two ends of baffle plate are respectively arranged with a left side, right draw-in groove, the both sides, box body rear portion of the described damper box of spacing are respectively arranged with a left side, right outside nib edge, the both sides of described chest-protector plate are respectively arranged with a left side, right rail, the syndeton of above-mentioned each assembly is: the upper end of described arc pallet and the rear end of board are by rotating shaft pivot joint, the lower end of arc pallet is the box body bottom pivot joint with the damper box of spacing by rotating shaft, the left side at the box body two ends of the described damper box of spacing, right jamming claw is respectively from a left side, right both sides contracting hook is on the left side at baffle plate two ends, in right draw-in groove, a left side for the both sides, box body rear portion of the described damper box of spacing, right outside nib is along embedding respectively a left side for chest-protector plate both sides, in right rail, thereby the damper box that makes to space becomes sliding connection with chest-protector plate, projection on described hyoplastron outer surface embeds in the groove on chest-protector plate inner surface and realizes and locating.
2. student's Multi-function myopia-preventing device as claimed in claim 1, it is characterized in that: upper edge and the lower edge of described cover plate are provided with pin, the upper edge of the damper box of spacing and lower edge are provided with corresponding slot, the pin of cover plate upper edge is embedded in the slot of upper edge of the damper box of spacing, and the pin of cover plate lower edge is embedded in the slot of lower edge of the damper box of spacing.
3. student's Multi-function myopia-preventing device as claimed in claim 1, it is characterized in that: on the free-ended inner surface of described hyoplastron, be provided with the first axle bed, position corresponding with hyoplastron middle part on described cover plate is provided with second, third axle bed symmetrically, the described lower end that presses sheet is fixed on this first axle bed by bearing pin, and the middle part that presses sheet is hinged between this second, third axle bed by bearing pin.
4. student's Multi-function myopia-preventing device as claimed in claim 1, is characterized in that: it also has book bracket, and book bracket is by back and front supporting module composition, front support assembly is by upper backup plate, lower backup plate, upper folder book transverse slat, lower folder book transverse slat, upper folder book buckle, lower folder book buckle forms, and the back side of upper backup plate is provided with a left side, right slide block, the front of lower backup plate is provided with a left side, right rail, a left side, right slide block is embedded in respectively a left side, in right rail, thereby make backup plate and lower backup plate be sliding connection, the rear end of upper folder book transverse slat is hinged by the top of bearing pin and upper backup plate, the front end of upper folder book transverse slat is hinged by the top of bearing pin and upper folder book buckle, the rear end of lower folder book transverse slat is by the bottom-hinged of bearing pin and lower backup plate, the front end of lower folder book transverse slat is by the bottom-hinged of bearing pin and lower folder book buckle, and the bottom of lower backup plate is hinged by the front end of bearing pin and board, and rear support assembly is by back supporting plate, end flap, end support plate forms, the top of back supporting plate is articulated with the top at the lower backup plate back side by bearing pin, the bottom of this back supporting plate is articulated with the rear end of end flap by bearing pin, the front end of this end flap is articulated with the rear end of end support plate by bearing pin, and the front end of this end support plate is articulated with the bottom of lower backup plate by bearing pin.
5. student's Multi-function myopia-preventing device as claimed in claim 1, it is characterized in that: on the cap of described button, be provided with elasticity inserted sheet, on elasticity inserted sheet with barb, on the base of button, be provided with jack, on the sidewall of jack, be provided with bayonet socket, in the jack of the elasticity inserted sheet inserted base of cap, the barb on elasticity inserted sheet is hooked in the bayonet socket on jack sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320629770.3U CN203505989U (en) | 2013-09-03 | 2013-10-12 | Multifunctional myopia-preventing device for students |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320543584.8 | 2013-09-03 | ||
| CN201320543584 | 2013-09-03 | ||
| CN201320629770.3U CN203505989U (en) | 2013-09-03 | 2013-10-12 | Multifunctional myopia-preventing device for students |
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| Publication Number | Publication Date |
|---|---|
| CN203505989U true CN203505989U (en) | 2014-04-02 |
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| CN201310476001.9A Expired - Fee Related CN103479078B (en) | 2013-09-03 | 2013-10-12 | Student's Multi-function myopia-preventing device |
| CN201320629770.3U Expired - Lifetime CN203505989U (en) | 2013-09-03 | 2013-10-12 | Multifunctional myopia-preventing device for students |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310476001.9A Expired - Fee Related CN103479078B (en) | 2013-09-03 | 2013-10-12 | Student's Multi-function myopia-preventing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103479078A (en) * | 2013-09-03 | 2014-01-01 | 谢立艺 | Student multifunctional shortsightedness preventing device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113983134A (en) * | 2021-11-10 | 2022-01-28 | 陈永真 | Jaw supporting plate transmission device of sitting posture corrector for learning |
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| CN2720896Y (en) * | 2004-08-30 | 2005-08-31 | 徐元龙 | Cassete book reading rack |
| JP2006095254A (en) * | 2004-09-29 | 2006-04-13 | Akio Kadokawa | Bookstand tray with mirror |
| CN2868187Y (en) * | 2005-12-16 | 2007-02-14 | 谢立艺 | Children's sitting posture corrector |
| CN200970006Y (en) * | 2006-09-25 | 2007-11-07 | 谢立艺 | Pupil sitting posture corrector |
| CN200960777Y (en) * | 2006-10-24 | 2007-10-17 | 沈志军 | Foldable desk calendar |
| EP2465376B1 (en) * | 2009-08-12 | 2013-05-15 | Guodou Wu | Table and chair for bionics correcting posture |
| CN203280034U (en) * | 2013-05-15 | 2013-11-13 | 贾芹 | Multifunctional healthy bookshelf for students |
| CN103479078B (en) * | 2013-09-03 | 2015-10-14 | 谢立艺 | Student's Multi-function myopia-preventing device |
-
2013
- 2013-10-12 CN CN201310476001.9A patent/CN103479078B/en not_active Expired - Fee Related
- 2013-10-12 CN CN201320629770.3U patent/CN203505989U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103479078A (en) * | 2013-09-03 | 2014-01-01 | 谢立艺 | Student multifunctional shortsightedness preventing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103479078A (en) | 2014-01-01 |
| CN103479078B (en) | 2015-10-14 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20151014 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |