CN111415554A - Electronic braille dot display unit structure - Google Patents
Electronic braille dot display unit structure Download PDFInfo
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- CN111415554A CN111415554A CN202010462856.6A CN202010462856A CN111415554A CN 111415554 A CN111415554 A CN 111415554A CN 202010462856 A CN202010462856 A CN 202010462856A CN 111415554 A CN111415554 A CN 111415554A
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- stroke
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- 239000011324 bead Substances 0.000 claims abstract description 75
- 239000000919 ceramic Substances 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B21/00—Teaching, or communicating with, the blind, deaf or mute
- G09B21/001—Teaching or communicating with blind persons
- G09B21/003—Teaching or communicating with blind persons using tactile presentation of the information, e.g. Braille displays
- G09B21/004—Details of particular tactile cells, e.g. electro-mechanical or mechanical layout
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention relates to the technical field of electronic braille control, and discloses an electronic braille point display unit structure, which comprises: the device comprises a fixed seat, wherein one end of the fixed seat is sequentially provided with a first vertical hole, a second vertical hole, a third vertical hole and a fourth vertical hole which are different in depth, a first convex bead stroke rod is embedded in the first vertical hole, a second convex bead stroke rod is embedded in the second vertical hole, a third convex bead stroke rod is embedded in the third vertical hole, a fourth convex bead stroke rod is embedded in the fourth vertical hole, and ceramic beads are arranged at one ends of the first convex bead stroke rod, the second convex bead stroke rod, the third convex bead stroke rod and the fourth convex bead stroke rod; the upper cover is arranged at one end of the fixed seat; the upper cover is provided with a stroke hole; and the linear motors are symmetrically arranged at two opposite ends of the fixing seat and used for driving the ceramic beads to move. The linear motor is detachably connected with the fixing seat, and the electronic braille point display unit structure is conveniently disassembled and assembled, so that the manufacturing difficulty of the electronic braille point display unit structure is reduced, and the electronic braille point display unit structure is convenient to maintain and replace.
Description
Technical Field
The invention relates to the technical field of electronic braille control, in particular to an electronic braille point display unit structure.
Background
The braille is formed by arranging salient points for special crowds to acquire character information by touching, the braille comprises character information of one party, eight independent points in one party, and eight points in a square block are combined into expressed character information by being raised or lowered; according to the basic rule of text arrangement, the word information of the square blocks is continuously arranged into lines to express sentence information, a plurality of lines are arranged into reading layouts to express article information,
in the prior art, a single salient point symbol is controlled by a motor, a braille reader is provided with a plurality of salient point symbols, each salient point symbol is controlled by one motor, the arranged braille reader is required to be provided with a plurality of positioning holes for assembling motor monomers, the motors are required to be assembled one by one, and the motors and a complex conversion mechanism are assembled, so that the assembling operation space is small, the operation is difficult, and when some salient point symbols of the braille reader are failed, the maintenance and the replacement are unlikely to be possible.
Therefore, how to provide an electronic braille dot display unit structure for assembly becomes a technical problem to be solved urgently.
Disclosure of Invention
The technical problem to be solved by the invention is how to provide an electronic braille point display unit structure for convenient assembly.
To this end, according to a first aspect, an embodiment of the present invention discloses an electronic braille dot display unit structure, including: the device comprises a fixed seat, wherein one end of the fixed seat is sequentially provided with a first vertical hole, a second vertical hole, a third vertical hole and a fourth vertical hole which are different in depth, the number of the first vertical hole, the number of the second vertical hole, the number of the third vertical hole and the number of the fourth vertical hole are respectively two, the first vertical hole, the second vertical hole, the third vertical hole and the fourth vertical hole are centrally and symmetrically distributed on one end surface of the fixed seat, a first convex bead stroke rod is embedded in the first vertical hole, a second convex bead stroke rod is embedded in the second vertical hole, a third convex bead stroke rod is embedded in the third vertical hole, a fourth convex bead stroke rod is embedded in the fourth vertical hole, and abutted ceramic beads are arranged at one end of each of the first convex bead stroke rod, the second convex bead stroke rod, the third convex bead stroke rod and the fourth convex bead stroke rod; the upper cover is arranged at one end of the fixed seat and is fixedly connected with the fixed seat; the upper cover is provided with a travel hole for projecting the first convex bead travel rod, the second convex bead travel rod, the third convex bead travel rod and the fourth convex bead travel rod; linear electric motor has two, the symmetry set up in the relative both ends of fixing base, with the connection can be dismantled to the fixing base, be used for the drive the pottery pearl removes, so that first protruding pearl stroke pole the protruding pearl stroke pole of second third protruding pearl stroke pole with fourth protruding pearl stroke pole carries out concertina movement.
Optionally, the first convex bead stroke rod, the second convex bead stroke rod, the third convex bead stroke rod and the fourth convex bead stroke rod are all sleeved with elastic pieces opposite to the ceramic beads, the upper cover is provided with counter bores communicated with the stroke holes, and one end faces of the elastic pieces are abutted to the inner walls of the counter bores.
Optionally, the resilient member is a compression spring.
Optionally, the end surfaces of the first, second, third and fourth bead travel rods are all set to be convex surfaces, and the convex surfaces abut against the ceramic beads.
Optionally, linear electric motor includes the motor body, be equipped with four on the motor body and be used for promoting the motor push rod of pottery pearl, the relative both sides side of fixing base all is equipped with four and is used for the convenience the jack of motor push rod embedding, four the jack with first perpendicular hole the perpendicular hole of second the perpendicular hole of third and the perpendicular hole one-to-one of fourth link up, the motor push rod with pottery pearl butt.
Optionally, the four motor push rods are independently controlled by the motor body.
Optionally, a convex column is arranged on the motor body, and a concave hole matched with the convex column in an inserting manner is arranged on the fixing seat.
Optionally, the lateral surface of the fixing seat is symmetrically provided with a hook for clamping and fixing the linear motor.
Optionally, the hook is made of resin.
Optionally, a circular table with an internal thread is arranged on the fixing seat, and the circular table is in threaded connection with a screw penetrating through the upper cover.
The invention has the following beneficial effects: linear electric motor can dismantle with the fixing base and be connected, conveniently carries out the dismouting to electron braille point shows cell structure, and drive pottery pearl through linear electric motor's drive effect removes, and then drives first protruding pearl stroke pole, second protruding pearl stroke pole, third protruding pearl stroke pole and fourth protruding pearl stroke pole and carry out concertina movement, forms the bump on the surface of upper cover to reduced electron braille point and shown cell structure's the manufacturing degree of difficulty, convenient maintenance is changed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is an exploded view of an electronic Braille display cell structure disclosed in the present embodiment;
FIG. 2 is a schematic structural diagram of a fixing base of an electronic Braille point display unit structure disclosed in the present embodiment;
FIG. 3 is a schematic structural diagram of an upper cover of an electronic braille dot display unit structure disclosed in the present embodiment;
FIG. 4 is a schematic diagram of a bump forming state of an electronic braille dot display unit structure disclosed in the present embodiment;
fig. 5 is a schematic diagram of a bump disappearance state of the electronic braille dot display unit structure disclosed in the present embodiment.
Reference numerals: 1. a fixed seat; 11. a first vertical hole; 12. a second vertical hole; 13. a third vertical hole; 14. a fourth vertical hole; 15. a jack; 16. concave holes; 17. a hook is clamped; 18. a circular truncated cone; 21. a first convex ball travel bar; 22. a second convex ball travel rod; 23. a third convex ball travel rod; 24. a fourth convex ball travel rod; 3. ceramic beads; 4. an upper cover; 41. a travel hole; 42. a counter bore; 5. a linear motor; 51. a motor body; 52. a motor push rod; 53. a convex column; 6. an elastic member; 7. and (4) screws.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The embodiment of the invention discloses an electronic braille point display unit structure, as shown in figures 1-5, comprising: fixing base 1, upper cover 4 and linear electric motor 5, wherein: one end of the fixed seat 1 is sequentially provided with two first vertical holes 11, two second vertical holes 12, two third vertical holes 13 and two fourth vertical holes 14 with different depths, the first vertical holes 11, the second vertical holes 12, the third vertical holes 13 and the fourth vertical holes 14 are symmetrically distributed on one end surface of the fixed seat 1, a first convex bead stroke rod 21 is embedded in the first vertical hole 11, a second convex bead stroke rod 22 is embedded in the second vertical hole 12, a third convex bead stroke rod 23 is embedded in the third vertical hole 13, a fourth convex bead stroke rod 24 is embedded in the fourth vertical hole 14, and one ends of the first convex bead stroke rod 21, the second convex bead stroke rod 22, the third convex bead stroke rod 23 and the fourth convex bead stroke rod 24 are provided with ceramic beads 3 which are abutted against each other; the upper cover 4 is arranged at one end of the fixed seat 1, and the upper cover 4 is fixedly connected with the fixed seat 1; the upper cover 4 is provided with a stroke hole 41 for projecting the first convex bead stroke rod 21, the second convex bead stroke rod 22, the third convex bead stroke rod 23 and the fourth convex bead stroke rod 24; linear electric motor 5 has two, and linear electric motor 5 symmetry sets up in the relative both ends of fixing base 1, and linear electric motor 5 can dismantle with fixing base 1 and be connected, and linear electric motor 5 is used for driving ceramic pearl 3 and removes to make first convex pearl stroke pole 21, second convex pearl stroke pole 22, third convex pearl stroke pole 23 and fourth convex pearl stroke pole 24 carry out concertina movement.
It should be noted that linear electric motor 5 can be dismantled with fixing base 1 and be connected, conveniently carry out the dismouting to electron braille point display unit structure, drive effect through linear electric motor 5, drive pottery pearl 3 removes, and then drive first protruding pearl stroke pole 21, second protruding pearl stroke pole 22, third protruding pearl stroke pole 23 and fourth protruding pearl stroke pole 24 carry out concertina movement, form the bump on the surface of upper cover 4, thereby reduced the manufacturing degree of difficulty of electron braille point display unit structure, convenient maintenance is changed.
As shown in fig. 1, 2 and 3, the first convex bead travel rod 21, the second convex bead travel rod 22, the third convex bead travel rod 23 and the fourth convex bead travel rod 24 are all sleeved with an elastic member 6 opposite to the ceramic beads 3, the upper cover 4 is provided with a counter bore 42 penetrating through the travel hole 41, and one end face of the elastic member 6 is abutted against the inner wall of the counter bore 42.
As shown in fig. 1, the elastic member 6 is a compression spring.
As shown in fig. 1, the first bead stroke lever 21, the second bead stroke lever 22, the third bead stroke lever 23, and the fourth bead stroke lever 24 each have a convex end surface, and the convex surface abuts against the ceramic bead 3.
As shown in fig. 1 and 2, the linear motor 5 includes a motor body 51, four motor push rods 52 for pushing the ceramic beads 3 are disposed on the motor body 51, four insertion holes 15 for facilitating the insertion of the motor push rods 52 are disposed on two opposite side surfaces of the fixing base 1, the four insertion holes 15 are communicated with the first vertical hole 11, the second vertical hole 12, the third vertical hole 13 and the fourth vertical hole 14 in a one-to-one correspondence manner, and the motor push rods 52 are abutted to the ceramic beads 3.
As shown in fig. 1 and 2, four motor push rods 52 are independently controlled by the motor body 51.
As shown in fig. 1 and 2, the motor body 51 is provided with a convex pillar 53, and the fixing base 1 is provided with a concave hole 16 inserted and matched with the convex pillar 53.
As shown in fig. 2, the side surface of the fixing base 1 is symmetrically provided with hooks 17 for clamping and fixing the linear motor 5.
As shown in fig. 2, the hook 17 is made of a resin material.
As shown in fig. 1 and 2, the fixing base 1 is provided with a circular truncated cone 18 having an internal thread, and the circular truncated cone 18 is screwed to the screw 7 passing through the upper cover 4.
The working principle is as follows: as shown in fig. 4 and 5, linear electric motor 5 can be dismantled with fixing base 1 and be connected, the convenience is carried out the dismouting to electron braille point display unit structure, drive effect through linear electric motor 5, motor push rod 52 drive pottery pearl 3 through linear electric motor 5 removes, and then drive first protruding pearl stroke pole 21, second protruding pearl stroke pole 22, third protruding pearl stroke pole 23 carries out concertina movement with fourth protruding pearl stroke pole 24, form the bump on the surface of upper cover 4, thereby reduced the manufacturing degree of difficulty of electron braille point display unit structure, convenient maintenance is changed.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. An electronic braille dot display unit structure, characterized by comprising:
fixing base (1), the one end of fixing base (1) is equipped with first perpendicular hole (11), the perpendicular hole of second (12), the perpendicular hole of third (13) and the perpendicular hole of fourth (14) of the different degree of depth in proper order, first perpendicular hole (11), the perpendicular hole of second (12), the perpendicular hole of third (13) and the quantity of the perpendicular hole of fourth (14) is all established to two, and central symmetric distribution in the one end terminal surface of fixing base (1), first perpendicular hole (11) are embedded to be equipped with first protruding pearl stroke pole (21), the perpendicular hole of second (12) are embedded to be equipped with the protruding pearl stroke pole of second (22), the embedded protruding pearl stroke pole of third (13) that is equipped with (23), the embedded protruding pearl stroke pole of fourth (24) that is equipped with of fourth (14), first protruding pearl stroke pole (21), the protruding pearl stroke pole of second (22), One end of each of the third convex bead stroke rod (23) and the fourth convex bead stroke rod (24) is provided with a butted ceramic bead (3);
the upper cover (4) is arranged at one end of the fixed seat (1) and is fixedly connected with the fixed seat (1); the upper cover (4) is provided with a stroke hole (41) for the first convex bead stroke rod (21), the second convex bead stroke rod (22), the third convex bead stroke rod (23) and the fourth convex bead stroke rod (24) to protrude;
linear electric motor (5), have two, the symmetry set up in the relative both ends of fixing base (1), with fixing base (1) can be dismantled the connection, be used for the drive pottery pearl (3) remove, so that first protruding pearl stroke pole (21) second protruding pearl stroke pole (22) third protruding pearl stroke pole (23) with fourth protruding pearl stroke pole (24) carry out concertina movement.
2. The electronic braille point display unit structure according to claim 1, characterized in that the first convex bead stroke rod (21), the second convex bead stroke rod (22), the third convex bead stroke rod (23) and the fourth convex bead stroke rod (24) are all sleeved with an elastic member (6) opposite to the ceramic bead (3), a counter bore (42) penetrating through the stroke hole (41) is formed in the upper cover (4), and one end face of the elastic member (6) is abutted against the inner wall of the counter bore (42).
3. Electronic braille cell structure according to claim 2, characterized in that the resilient member (6) is a compression spring.
4. The electronic braille dot display unit structure according to claim 1, characterized in that the first bead stroke lever (21), the second bead stroke lever (22), the third bead stroke lever (23), and the fourth bead stroke lever (24) each have one end surface thereof set to a convex surface, which abuts against the ceramic bead (3).
5. The electronic braille dotting display unit structure according to claim 1, characterized in that the linear motor (5) includes a motor body (51), four motor push rods (52) used for pushing the ceramic beads (3) are arranged on the motor body (51), four jacks (15) embedded in the motor push rods (52), four jacks (15) are arranged on the side faces of the two opposite sides of the fixing base (1), the jacks (15) are communicated with the first vertical hole (11), the second vertical hole (12), the third vertical hole (13) and the fourth vertical hole (14) in a one-to-one correspondence manner, and the motor push rods (52) are abutted against the ceramic beads (3).
6. The electronic braille cell structure according to claim 5, characterized in that the four motor push rods (52) are independently controlled by the motor body (51).
7. The electronic braille point display unit structure according to claim 5, characterized in that a convex column (53) is arranged on the motor body (51), and a concave hole (16) which is matched with the convex column (53) in an inserting manner is arranged on the fixed seat (1).
8. The electronic braille point display unit structure according to claim 1, characterized in that the lateral surface of the fixing base (1) is symmetrically provided with snap hooks (17) for snap-fastening and fixing the linear motor (5).
9. Electronic braille cell structure according to claim 8, characterized in that the snap (17) is made of a resin-like substance.
10. The electronic braille point display unit structure according to claim 1, characterized in that a circular truncated cone (18) with an internal thread is provided on the holder (1), and the circular truncated cone (18) is in threaded connection with a screw (7) passing through the upper cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010462856.6A CN111415554A (en) | 2020-05-27 | 2020-05-27 | Electronic braille dot display unit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010462856.6A CN111415554A (en) | 2020-05-27 | 2020-05-27 | Electronic braille dot display unit structure |
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| Publication Number | Publication Date |
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| CN111415554A true CN111415554A (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010462856.6A Pending CN111415554A (en) | 2020-05-27 | 2020-05-27 | Electronic braille dot display unit structure |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203840126U (en) * | 2014-05-22 | 2014-09-17 | 徐光� | Single-motor integrated electric push rod |
| CN106775123A (en) * | 2017-01-18 | 2017-05-31 | 四川大学 | A kind of dot matrix braille point shows touch screen |
| CN108831259A (en) * | 2018-07-05 | 2018-11-16 | 浙江理工大学 | The braille point of four cam coaxials driving shows device |
| CN209312279U (en) * | 2018-07-04 | 2019-08-27 | 上海未研教育科技有限公司 | A kind of aobvious braille electronic reading device of point |
| CN110969915A (en) * | 2019-12-24 | 2020-04-07 | 北京三叶星云互动科技有限公司 | Braille display module and Braille display device |
| CN211906675U (en) * | 2020-05-27 | 2020-11-10 | 安徽万至达电机科技有限公司 | Electronic braille dot display unit structure |
-
2020
- 2020-05-27 CN CN202010462856.6A patent/CN111415554A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203840126U (en) * | 2014-05-22 | 2014-09-17 | 徐光� | Single-motor integrated electric push rod |
| CN106775123A (en) * | 2017-01-18 | 2017-05-31 | 四川大学 | A kind of dot matrix braille point shows touch screen |
| CN209312279U (en) * | 2018-07-04 | 2019-08-27 | 上海未研教育科技有限公司 | A kind of aobvious braille electronic reading device of point |
| CN108831259A (en) * | 2018-07-05 | 2018-11-16 | 浙江理工大学 | The braille point of four cam coaxials driving shows device |
| CN110969915A (en) * | 2019-12-24 | 2020-04-07 | 北京三叶星云互动科技有限公司 | Braille display module and Braille display device |
| CN211906675U (en) * | 2020-05-27 | 2020-11-10 | 安徽万至达电机科技有限公司 | Electronic braille dot display unit structure |
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