CN111824571B - Convenient visual barrier children braille study card strorage device who takes - Google Patents
Convenient visual barrier children braille study card strorage device who takes Download PDFInfo
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- CN111824571B CN111824571B CN202010682028.3A CN202010682028A CN111824571B CN 111824571 B CN111824571 B CN 111824571B CN 202010682028 A CN202010682028 A CN 202010682028A CN 111824571 B CN111824571 B CN 111824571B
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- 230000004888 barrier function Effects 0.000 title claims abstract description 5
- 230000000007 visual effect Effects 0.000 title claims abstract description 5
- 238000003860 storage Methods 0.000 claims abstract description 17
- 230000001771 impaired effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008447 perception Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/107—Grooves, ribs, or the like, situated on opposed walls and between which the articles are located
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/14—Non-removable lids or covers
- B65D43/20—Non-removable lids or covers linearly slidable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
- Credit Cards Or The Like (AREA)
Abstract
The invention discloses a convenient-to-take visual-barrier child braille learning card storage device which comprises a base, a logo patch, a lifting ring and a torsion spring, wherein a mounting column is fixed at the top of the base, a top cover is fixed at the top of the mounting column, a sleeve is sleeved outside the mounting column, a positioning ring is arranged on the inner wall of the sleeve and is positioned in a positioning groove, a classifying frame is fixed outside the sleeve, the lifting ring is arranged at the top of the top cover, one end of the guide rod penetrates through the top cover and is connected with a movable plate, a connecting rod is fixed at the bottom of the movable plate, the retractable plate is positioned in a retractable groove, and a unfolding groove is formed in the inner side of the retractable plate. This visual barrier children braille study card strorage device of conveniently taking can classify the card and deposit, avoids the card to contact each other simultaneously and takes place wearing and tearing, influences the touch of braille, can protect the card, avoids receiving external force striking emergence to drop.
Description
Technical Field
The invention relates to the technical field of vision-impaired children teaching, in particular to a convenient-to-take storage device for braille learning cards of vision-impaired children.
Background
The vision-impaired children are children with vision impairment, and unlike the common people, the vision-impaired children can only perform perception learning on things through perception, in the learning process of the vision-impaired children, touch, hearing, smell and other modes are generally adopted for perception, and in the primary teaching of the children, braille which can be touched is generally adopted for knowledge cognition and learning;
braille is a braille or raised word, a character system specially designed for the blind person carries out perception learning by means of touch sense, in braille learning, braille is marked on a card generally, the braille is convenient to store and touch, in the use process of braille learning cards, a storage device is generally required to store the braille learning cards in batches, however, the following problems exist in the use process of the conventional storage device:
the strorage device is in depositing to braille study card, for being convenient for take fast and deposit the card, needs to be able to classify the card and deposit, avoids placing the disordered design that influences learning efficiency, simultaneously because the design of the touch protruding structure that adopts on the braille study card, when depositing braille study card, need avoid the contact between the card, avoid frequently taking to cause the card wearing and tearing, influence touch effect.
Aiming at the problems, innovative design is urgently needed on the basis of the original storage device.
Disclosure of Invention
The invention aims to provide a braille learning card storage device for visually impaired children, which is convenient to take, and aims to solve the problems that the prior braille learning card storage device is required to store cards in a classified manner and meanwhile contact between the cards is required to be avoided.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a visual barrier children braille study card strorage device who conveniently takes, includes base, sign subsides, lifting ring and torsion spring, the top of base is fixed with the spliced pole, and the top of spliced pole is fixed with the top cap, the outside cover of spliced pole is equipped with the sleeve, and is provided with the holding ring on the telescopic inner wall, the holding ring is located the constant head tank, and the constant head tank is seted up in the outside of spliced pole, telescopic outside is fixed with categorised frame, and the top outside of categorised frame is pasted there is the sign subsides to install the fixed frame on the inner wall of categorised frame, the top of top cap is provided with lifting ring, and the bottom of lifting ring is fixed with the guide arm, the one end of guide arm runs through the top cap and is connected with the fly leaf, and the fly leaf is located the fly leaf to the inside of top cap is seted up in the fly leaf, the bottom of fly leaf is fixed with the connecting rod, and the connecting rod runs through the spread out the connecting groove and is connected with the bottom of top cap, the baffle is located the spread out the baffle, and spread out the baffle between base and the inboard top cap and the side is fixed with the expansion plate, the expansion spring is connected with the expansion plate.
Preferably, the positioning ring is rotationally connected with the positioning groove, the thickness of the positioning ring is equal to the height of the positioning groove, and the positioning groove and the sleeve are concentric.
Preferably, the classification frame is provided with 4 about the central axis symmetry of sleeve, and is provided with the slope contained angle between classification frame and the sleeve to crisscross distribution between classification frame and the baffle.
Preferably, the fixed frames are distributed in the classifying frames at equal intervals, and the fixed frames are symmetrically distributed with 2 groups in the vertical direction of the classifying frames.
Preferably, the inner wall of the fixed frame is provided with a telescopic groove, a telescopic rod is connected in the telescopic groove through a telescopic spring, one end of the telescopic rod is fixed with a mounting ring, the mounting ring is positioned in the fixed frame, and a contact ball is placed in the mounting ring.
Preferably, the telescopic link passes through and constitutes elasticity sliding construction between telescopic spring and the expansion tank, and laminating each other between the outside of telescopic link and the expansion tank to the telescopic link is about fixed frame upper and lower symmetric distribution.
Preferably, the contact ball is rotationally connected with the mounting ring, the outer side of the mounting ring is of an opening-shaped structural design, and the length of an opening at the outer side of the mounting ring is smaller than the diameter of the contact ball.
Preferably, the connecting rods are distributed on the movable plate at equal angles, the movable plate is rotationally connected with the movable groove, and the inner diameter of the movable groove is equal to the diameter of the movable plate.
Preferably, the retractable plate is in sliding connection with the retractable groove, and the width of the retractable plate is larger than the distance between the adjacent 2 baffles.
Preferably, an elastic rotating structure is formed between the unfolding plate and the unfolding groove through a torsion spring, and the unfolding plate is of an arc-shaped structural design.
Compared with the prior art, the invention has the beneficial effects that: the convenient-to-take braille learning card storage device for visually impaired children;
1. the four classification frames are symmetrically arranged about the central axis of the sleeve, meanwhile, the positioning rings are rotationally connected with the positioning grooves, the cards are classified and placed through the four classification frames, meanwhile, the positions of the classification frames can be adjusted by rotating the sleeve, the cards in the classification frames can be quickly searched, and the positioning rings rotate in the positioning grooves, so that the rotating stability of the sleeve is ensured;
2. the two groups of vertically distributed fixing frames are distributed in the classifying frames at equal intervals, when two sides of a card are inserted into the fixing frames to be fixed, the card is vertically distributed and is not contacted, so that braille on the card is effectively prevented from being worn in the process of being frequently taken, meanwhile, a telescopic groove, a telescopic spring, a telescopic rod, a mounting ring and a contact ball are arranged in the fixing frames, the card is contacted with the contact ball when being inserted into the fixing frames, the telescopic rod is conveniently pushed to slide in the telescopic groove through the rotation of the contact ball in the mounting ring, and the clamping operation is carried out on the cards with different thicknesses by matching with the elastic force provided by the telescopic spring;
3. the folding plate is connected with the folding groove in a sliding way, the width of the folding plate is larger than the distance between the two adjacent baffles, when the movable plate is driven to rotate by the lifting ring and the guide rod, the movable plate drives the folding plate to rotate by the connecting rod, so that the folding plate slides in the folding groove, the space between the two adjacent baffles can be sealed and unfolded, the card can be shielded and protected when being taken, and the card is prevented from falling off when the device is impacted by external force;
4. through setting up the expansion board of arc structure and forming elastic rotation structure between torsion spring and the expansion groove, when the baffle slided out in receiving the expansion inslot, the expansion board receives torsion spring's elastic force to rotate out from expanding inslot, through the expansion board of arc structure and the contact of the categorised frame of outside slope, further protects to the interior card of categorised frame, and the expansion board of arc structure simultaneously, when the baffle slides in receiving the expansion inslot, expansion board pressurized automatic rotation progress fluting.
Drawings
FIG. 1 is a schematic view of the present invention in a front cross-section;
FIG. 2 is a schematic side sectional view of a sorting frame according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 4 is a schematic top view of a movable plate according to the present invention;
FIG. 5 is a schematic diagram showing a top view distribution structure of the connecting rod of the present invention;
FIG. 6 is a schematic view of a baffle plate according to the present invention;
FIG. 7 is a schematic view showing an expanded top cross-sectional structure of the retractable plate of the present invention;
fig. 8 is a schematic drawing showing a sectional structure of a retractable plate in a retractable plane.
In the figure: 1. a base; 2. a mounting column; 3. a top cover; 4. a sleeve; 5. a positioning ring; 6. a positioning groove; 7. a classification frame; 8. a label; 9. a fixed frame; 10. a telescopic slot; 11. a telescopic spring; 12. a telescopic rod; 13. a mounting ring; 14. a contact ball; 15. a pull ring is lifted; 16. a guide rod; 17. a movable plate; 18. a movable groove; 19. a connecting rod; 20. a connecting groove; 21. a retractable plate; 22. a winding and unwinding groove; 23. a baffle; 24. a fixed rod; 25. a spreading slot; 26. unfolding the plate; 27. and a torsion spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: a convenient-to-take storage device for braille learning cards of visually impaired children comprises a base 1, a mounting column 2, a top cover 3, a sleeve 4, a positioning ring 5, a positioning groove 6, a classifying frame 7, a logo paste 8, a fixing frame 9, a telescopic groove 10, a telescopic spring 11, a telescopic rod 12, a mounting ring 13, a contact ball 14, a lifting ring 15, a guide rod 16, a movable plate 17, a movable groove 18, a connecting rod 19, a connecting groove 20, a collecting and releasing plate 21, a collecting and releasing groove 22, a baffle 23, a fixing rod 24, a developing groove 25, a developing plate 26 and a torsion spring 27, wherein the top of the base 1 is fixedly provided with the mounting column 2, the top of the mounting column 2 is fixedly provided with the top cover 3, the sleeve 4 is sleeved outside the mounting column 2, the positioning ring 5 is arranged on the inner wall of the sleeve 4, the positioning ring 5 is positioned in the positioning groove 6, the positioning groove 6 is arranged outside the mounting column 2, the classifying frame 7 is fixedly arranged outside the sleeve 4, the label 8 is stuck on the outer side of the top of the classifying frame 7, the fixing frame 9 is arranged on the inner wall of the classifying frame 7, the lifting ring 15 is arranged on the top of the top cover 3, the guide rod 16 is fixed on the bottom of the lifting ring 15, one end of the guide rod 16 penetrates through the top cover 3 to be connected with the movable plate 17, the movable plate 17 is positioned in the movable groove 18, the movable groove 18 is arranged in the top cover 3, the connecting rod 19 is fixed on the bottom of the movable plate 17, the bottom of the connecting rod 19 penetrates through the connecting groove 20 to be connected with the collecting and releasing plate 21, the connecting groove 20 is arranged at the bottom of the top cover 3, the collecting and releasing plate 21 is positioned in the collecting and releasing groove 22, the collecting and releasing groove 22 is arranged on the baffle plate 23, the baffle plate 23 is fixed between the base 1 and the top cover 3, the inner side of the baffle plate 23 and the outer side of the mounting column 2 are connected with the fixing rod 24, the inner side of the collecting and releasing plate 21 is provided with the inner shaft 25, the releasing groove 25 is connected with the releasing plate 26, and the torsion spring 27 is sleeved and arranged at the shaft ends of the unfolding plate 26 and the unfolding groove 25;
the positioning ring 5 is rotationally connected with the positioning groove 6, the thickness of the positioning ring 5 is equal to the height of the positioning groove 6, the positioning groove 6 and the sleeve 4 are coaxial, and when the sleeve 4 on the mounting column 2 is rotated, the positioning ring 5 in the sleeve 4 rotates in the positioning groove 6 in a following way, so that the stable rotation of the sleeve 4 is maintained;
the classifying frames 7 are symmetrically arranged 4 about the central axis of the sleeve 4, inclined included angles are arranged between the classifying frames 7 and the sleeve 4, and the classifying frames 7 and the baffle plates 23 are distributed in a staggered manner, so that learning cards of different types are conveniently placed in the different classifying frames 7, the learning cards are further classified and placed, disorder is avoided, and meanwhile, the baffle plates 23 cannot influence the storage and the taking of the cards in the classifying frames 7;
the fixed frames 9 are distributed in the classifying frames 7 at equal intervals, 2 groups of fixed frames 9 are symmetrically distributed in the vertical direction of the classifying frames 7, the sides of the learning cards can be transversely inserted into the corresponding 2 fixed frames 9 to be fixed through the 2 groups of vertically distributed fixed frames 9, and meanwhile, the fixed frames 9 are distributed at equal intervals, so that the cards are not contacted every two, and Braille abrasion on the cards is avoided;
the telescopic groove 10 is formed in the inner wall of the fixed frame 9, the telescopic rod 12 is connected in the telescopic groove 10 through the telescopic spring 11, the mounting ring 13 is fixed at one end of the telescopic rod 12, the mounting ring 13 is positioned in the fixed frame 9, the contact ball 14 is placed in the mounting ring 13, the telescopic rod 12 forms an elastic sliding structure between the telescopic spring 11 and the telescopic groove 10, the outer side of the telescopic rod 12 and the telescopic groove 10 are mutually attached, the telescopic rod 12 is symmetrically distributed up and down relative to the fixed frame 9, the contact ball 14 is rotationally connected with the mounting ring 13, the outer side of the mounting ring 13 is of an opening-shaped structural design, the length of an opening at the outer side of the mounting ring 13 is smaller than the diameter of the contact ball 14, when a card is inserted into the fixed frame 9, the card is contacted with the contact ball 14, the contact ball is driven to rotate in the mounting ring 13, the contact area with the card is reduced, meanwhile, according to the thickness of the card, the contact ball 14 drives the telescopic rod 12 to slide in the telescopic groove 10 through the mounting ring 13, and is matched with the use of the telescopic spring 11, and the card is fixedly clamped by the elastic force, so that the card 9 is used, and the card thickness can be different, and the card wear and wear can be reduced;
the connecting rods 19 are distributed on the movable plate 17 at equal angles, the movable plate 17 is rotationally connected with the movable groove 18, the inner diameter of the movable groove 18 is equal to the diameter of the movable plate 17, and when the movable plate 17 is driven to rotate in the movable groove 18 through the lifting ring 15 and the guide rods 16, the movable plate 17 drives the plurality of connecting rods 19 to synchronously rotate in the connecting grooves 20;
the collecting and releasing plate 21 is in sliding connection with the collecting and releasing groove 22, the width of the collecting and releasing plate 21 is larger than the distance between the adjacent 2 baffles 23, when the connecting rod 19 rotates in the connecting groove 20, the collecting and releasing plate 21 is driven to rotate in the collecting and releasing groove 22 by the connecting rod 19, the space between the adjacent 2 baffles 23 is shielded by the collecting and releasing plate 21, the classifying frame 7 staggered with the baffles 23 is shielded and protected, and likewise, the connecting rod 19 can be reversely rotated to expose the space between the adjacent 2 baffles 23, so that the cards in the classifying frame 7 can be conveniently taken and stored;
the expansion plate 26 forms an elastic rotating structure between the torsion spring 27 and the expansion groove 25, and the expansion plate 26 is of an arc-shaped structural design, when the retraction plate 21 slides out in the retraction groove 22, the expansion plate 26 rotates out in the expansion groove 25 under the action of the torsion spring 27, the expansion plate 26 of the arc-shaped structure blocks the outer side of the inclined classification frame 7, so that the card in the classification frame 7 is prevented from falling off when the card is impacted by external force, and meanwhile, the expansion plate 26 of the arc-shaped structure can be extruded into the progress groove 25 when the retraction plate 21 slides into the retraction groove 22.
Working principle: when the convenient-to-take braille learning card storage device for visually impaired children is used, the base 1, the mounting column 2, the top cover 3, the sleeve 4, the positioning ring 5, the positioning groove 6, the classifying frame 7, the identification patch 8, the fixing frame 9, the telescopic groove 10, the telescopic spring 11, the telescopic rod 12, the mounting ring 13, the contact ball 14, the lifting ring 15, the guide rod 16, the movable plate 17, the movable groove 18, the connecting rod 19, the connecting groove 20, the collecting and placing plate 21, the collecting and placing groove 22, the baffle plate 23, the fixing rod 24, the unfolding groove 25, the unfolding plate 26 and the torsion spring 27 are as shown in the figures 1-3, firstly, a user finds the classifying frame 7 corresponding to the card according to the identification patch 8 on the classifying frame 7, can manually rotate the sleeve 4 on the mounting column 2 in the searching process, adjust the positions of the 4 classifying frames 7, rotate the corresponding classifying frames 7 to the front, when the sleeve 4 on the mounting column 2 is rotated, the positioning ring 5 in the sleeve 4 rotates in the positioning groove 6, the stable rotation of the sleeve 4 is kept, then the side of the card is inserted into the fixing frame 9 on the inner wall of the classifying frame 7, when the card is inserted into the fixing frame 9, the card contacts with the contact ball 14 and drives to rotate in the mounting ring 13, so that the contact area with the card is reduced, meanwhile, according to the thickness of the card, the contact ball 14 drives the telescopic rod 12 to slide in the telescopic groove 10 through the mounting ring 13, and the telescopic spring 11 is matched for use, the card is fixed and clamped through the elastic force of the contact ball, so that the fixing frame 9 is used, the card with different thickness can be suitable for fixing, meanwhile, the abrasion of the card is reduced, and according to the operation, the sequential placement of the card is completed, otherwise, the quick searching and taking of the card can be realized;
then, as shown in fig. 1 and fig. 4-8, when the card needs to be taken and stored, the means rotates the lifting ring 15 on the top cover 3, the lifting ring 15 and the guide rod 16 drive the movable plate 17 to rotate in the movable groove 18, and then drive the plurality of connecting rods 19 to synchronously rotate in the connecting groove 20 through the movable plate 17, the connecting rods 19 drive the plurality of retracting plates 21 to rotate in the retracting groove 22, so that the retracting plates 21 slide into the retracting groove 22, the space between the adjacent 2 baffles 23 is exposed, a user can manually contact the classifying frame 7 to take and store the card, otherwise, after reversely rotating the lifting ring 15, the retracting plates 21 slide out of the retracting groove 22 to shield the space between the adjacent 2 baffles 23, so that the card is prevented from falling, and simultaneously the expanding plates 26 on the inner sides of the baffles 23 rotate out of the expanding groove 25 under the action of the torsion springs 27, the expanding plates 26 of the arc-shaped structures block the outer sides of the obliquely arranged classifying frame 7, further limit and protect the positions of the cards, and when the retracting plates 21 slide into the retracting plates 22, and conversely, the expanding plates 26 can be extruded into the expanding grooves 25.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. The utility model provides a visual barrier children braille study card strorage device of conveniently taking, includes base (1), sign subsides (8), lifting ring (15) and torsion spring (27), its characterized in that: the top of base (1) is fixed with erection column (2), and the top of erection column (2) is fixed with top cap (3), the outside cover of erection column (2) is equipped with sleeve (4), and is provided with holding ring (5) on the inner wall of sleeve (4), holding ring (5) are located constant head tank (6), and constant head tank (6) set up in the outside of erection column (2), the outside of sleeve (4) is fixed with classification frame (7), and the top outside of classification frame (7) is pasted and is pasted sign subsided (8), and install fixed frame (9) on the inner wall of classification frame (7), the top of top cap (3) is provided with lifting ring (15), and the bottom of lifting ring (15) is fixed with guide arm (16), the one end of guide arm (16) runs through top cap (3) and is connected with fly leaf (17), and fly leaf (17) are located fly leaf (18) to be seted up in the inside of top cap (3), the bottom of fly leaf (17) is fixed with connecting rod (19), and the bottom of connecting rod (21) are located in top cap (21) and receive and release plate (20) are located in top cap (20), the retractable groove (22) is formed in the baffle plate (23), the baffle plate (23) is fixed between the base (1) and the top cover (3), the inner side of the baffle plate (23) and the outer side of the mounting column (2) are connected with a fixing rod (24), the inner side of the retractable plate (21) is provided with a unfolding groove (25), the inner side of the unfolding groove (25) is connected with an unfolding plate (26) in an axial mode, and torsion springs (27) are sleeved at the shaft ends of the unfolding plate (26) and the unfolding groove (25);
the telescopic rod is characterized in that a telescopic groove (10) is formed in the inner wall of the fixed frame (9), the telescopic groove (10) is internally connected with a telescopic rod (12) through a telescopic spring (11), one end of the telescopic rod (12) is fixedly provided with a mounting ring (13), the mounting ring (13) is located inside the fixed frame (9), a contact ball (14) is placed in the mounting ring (13), the telescopic rod (12) forms an elastic sliding structure through the telescopic spring (11) and the telescopic groove (10), the outer side of the telescopic rod (12) is mutually attached to the telescopic groove (10), the telescopic rod (12) is distributed vertically symmetrically relative to the fixed frame (9), the contact ball (14) is connected with the mounting ring (13) in a rotating mode, the outer side of the mounting ring (13) is of an opening-shaped structure, and the length of an opening in the outer side of the mounting ring (13) is smaller than the diameter of the contact ball (14).
2. The visually impaired child braille learning card storage device convenient to take according to claim 1, wherein: the positioning ring (5) is rotationally connected with the positioning groove (6), the thickness of the positioning ring (5) is equal to the height of the positioning groove (6), and the positioning groove (6) and the sleeve (4) are concentric with each other.
3. The visually impaired child braille learning card storage device convenient to take according to claim 1, wherein: the classifying frames (7) are symmetrically arranged about the central axis of the sleeve (4), inclined included angles are formed between the classifying frames (7) and the sleeve (4), and the classifying frames (7) and the baffle plates (23) are distributed in a staggered mode.
4. The visually impaired child braille learning card storage device convenient to take according to claim 1, wherein: the fixed frames (9) are distributed in the classifying frame (7) at equal intervals, and 2 groups of fixed frames (9) are symmetrically distributed in the vertical direction of the classifying frame (7).
5. The visually impaired child braille learning card storage device convenient to take according to claim 1, wherein: the connecting rods (19) are distributed on the movable plate (17) at equal angles, the movable plate (17) is rotationally connected with the movable groove (18), and the inner diameter of the movable groove (18) is equal to the diameter of the movable plate (17).
6. The visually impaired child braille learning card storage device convenient to take according to claim 1, wherein: the retractable plate (21) is connected with the retractable groove (22) in a sliding mode, and the width of the retractable plate (21) is larger than the distance between the adjacent 2 baffles (23).
7. The visually impaired child braille learning card storage device convenient to take according to claim 1, wherein: the expansion plate (26) forms an elastic rotating structure between the torsion spring (27) and the expansion groove (25), and the expansion plate (26) is of an arc-shaped structure design.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010682028.3A CN111824571B (en) | 2020-07-15 | 2020-07-15 | Convenient visual barrier children braille study card strorage device who takes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010682028.3A CN111824571B (en) | 2020-07-15 | 2020-07-15 | Convenient visual barrier children braille study card strorage device who takes |
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| CN111824571A CN111824571A (en) | 2020-10-27 |
| CN111824571B true CN111824571B (en) | 2024-03-01 |
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