CN110288967B - Hinge mechanism and keyboard instrument with same - Google Patents
Hinge mechanism and keyboard instrument with same Download PDFInfo
- Publication number
- CN110288967B CN110288967B CN201910675116.8A CN201910675116A CN110288967B CN 110288967 B CN110288967 B CN 110288967B CN 201910675116 A CN201910675116 A CN 201910675116A CN 110288967 B CN110288967 B CN 110288967B
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- hinge
- seat
- keyboards
- clamping
- hinge mechanism
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- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 210000000056 organ Anatomy 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C9/00—Methods, tools or materials specially adapted for the manufacture or maintenance of musical instruments covered by this subclass
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/32—Constructional details
- G10H1/34—Switch arrangements, e.g. keyboards or mechanical switches specially adapted for electrophonic musical instruments
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses a hinge mechanism and a keyboard instrument with the same, and belongs to the technical field of keyboard instrument manufacturing. The hinge mechanism comprises a pair of hinge bases with the same structure; each hinge seat is provided with a groove, a mounting hole is formed in the position, close to the groove, of each hinge seat, and a connecting piece for mounting a hinge mechanism is arranged in each mounting hole; the two hinge seats are rotationally connected through the shaft piece, so that grooves on the two hinge seats are communicated to form a wire passing groove. The keyboard musical instrument comprises at least two keyboards and at least one hinge mechanism, wherein two hinge seats of the hinge mechanism are respectively and rotatably connected with the two keyboards through connecting pieces, so that the two keyboards can respectively rotate by taking the shaft piece and the connecting pieces as centers. The hinge mechanism has the advantages of simple structure, attractive and elegant appearance, convenient wiring, simple assembly operation and capability of realizing three-dimensional rotation by being installed on a keyboard instrument.
Description
Technical Field
The invention relates to the technical field of keyboard instrument manufacturing, in particular to a hinge mechanism and a keyboard instrument with the same.
Background
At present, the existing electronic keyboard musical instruments such as an electronic piano and an electronic organ are of integral structures, have the characteristics of large volume, large weight and inconvenient carrying, and are not mainstream hand-rolled electronic keyboard musical instruments, but have unrealistic hand feeling and sound effect although being convenient to carry. The mainstream electronic organ in the keyboard instrument is a horizontal keyboard of a word generally, and is not only awkward to accomodate and carry, occupation space is big, and must place to play on a shelf or mesa, can not satisfy the angle of use and the user demand in multiple place of multiple demand. In order to solve the above problems, two electronic organ spliced keyboard instruments are currently available on the market, wherein two organs are connected into one organ through a connecting mechanism for use, but the keyboard instruments cannot truly realize three-dimensional rotation of the two organs. Some keyboard musical instruments capable of being connected in a two-dimensional rotating mode are complex in line passing and difficult to operate and assemble, if the connecting mechanism is designed to be small, the line passing cannot be provided with a plug, and if the connecting mechanism is provided with the plug, the connecting mechanism needs to be designed to be larger, so that the production process is complex, and the production efficiency is not improved, and the cost is saved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the hinge mechanism and the keyboard instrument with the hinge mechanism, and the hinge mechanism has the advantages of simple structure, attractive and elegant appearance, convenience in wiring, convenience in storage and carrying, and simplicity in assembly operation, and is arranged on the keyboard instrument, so that the keyboard instrument can rotate in three dimensions.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
A hinge mechanism comprising a pair of hinge bases of identical structure; each hinge seat is provided with a groove, a mounting hole is formed in the position, close to the groove, of each hinge seat, and a connecting piece for mounting a hinge mechanism is arranged in each mounting hole; the two hinge seats are rotationally connected through the shaft piece, so that grooves on the two hinge seats are communicated to form a wire passing groove.
As a preferred embodiment of the present invention, a first hinge part and a second hinge part are respectively arranged on two sides of one end of the hinge base, and a first avoiding part is arranged on one side of the second hinge part away from the first hinge part; the first hinge part of one hinge seat is rotatably connected with the second hinge part of the other hinge part through a shaft piece.
As a preferred embodiment of the present invention, a clamping part is arranged on one side of the second hinge part, which is close to the first hinge part, and a second avoiding part is formed between the clamping part and the first hinge part; during assembly, the clamping part of one hinge seat is accommodated in the second avoiding part of the other hinge seat, and a gap is reserved between the clamping part and the second avoiding part.
Further preferably, the end surfaces of the first hinge part, the second hinge part and the clamping part, which are close to the other hinge seat, are inclined end surfaces, an included angle alpha is formed between the inclined end surfaces and the horizontal plane, and the included angle alpha is 30-60 degrees.
As a preferred embodiment of the invention, the hinge mechanism further comprises a pair of hinge covers with the same structure, the hinge covers are matched with the hinge seats, and the two hinge covers are respectively clamped on one hinge seat.
Further preferably, the hinge base is provided with a clamping column, the hinge cover is provided with a clamping hole, and the hinge cover is clamped with the hinge base through the matching of the clamping hole and the clamping column.
As a preferred embodiment of the present invention, the mounting hole is provided sunk with respect to the bottom wall of the recess.
In a preferred embodiment of the present invention, a notch portion is formed in an end portion of the groove away from the engagement portion.
The invention also provides a keyboard instrument with the hinge mechanism, which comprises at least two keyboards and at least one hinge mechanism, wherein two hinge seats of the hinge mechanism are respectively and rotatably connected with the two keyboards through the connecting piece, so that the two keyboards can respectively rotate around the shaft piece and the connecting piece.
As a preferred embodiment of the present invention, the keyboard instrument of the present invention further comprises a wire having one end connected to one of the keyboards and the other end connected to the other of the keyboards after passing through the wire passing slot of the hinge mechanism.
Compared with the prior art, the invention has the beneficial effects that:
The hinge mechanism has the advantages of simple structure, attractive and elegant appearance, and is provided with the wire passing groove, so that the wire passing groove is convenient to wire, visual in wire passing, particularly suitable for connection of rotatable electronic equipment, capable of effectively avoiding damage to wires in the rotating process, beneficial to simplifying assembly procedures, improving production efficiency and reducing production cost; meanwhile, by arranging the hinge cover, on one hand, the lead is shielded, the appearance is concise and elegant, and on the other hand, impurities such as dust, water vapor and the like can be effectively prevented from entering the hinge mechanism, so that the cleaning and sanitation are maintained.
The keyboard musical instrument is connected with at least two keyboards through the hinge mechanism, so that on one hand, the two keyboards can rotate by 0-180 degrees in a plane where the keyboards are located by taking the connecting piece as the center, for example, a double-row keyboard musical instrument in a horizontal row or a double-row keyboard musical instrument in a vertical row or a double-keyboard musical instrument in a V shape can be formed, the keyboard musical instrument is flexible to use, on the other hand, the two keyboards can rotate to a required angle by taking the shaft piece as the center, thereby meeting the use requirements of different places, and on the other hand, the two keyboards can fold 180 degrees in a plane perpendicular to the keyboards by taking the shaft piece as the center, thereby being convenient to store and carry and being beneficial to saving storage space. From the above analysis, the keyboard instrument of the present invention can realize three-dimensional rotation of the keyboard instrument by connecting two keyboards through the hinge mechanism of the present invention, and is convenient to assemble and use. In addition, visual wiring can be realized by only passing the wires between the two keyboards through the wire passing grooves, no additional holes are needed, the installation and connection are convenient, the production cost is reduced, and meanwhile, the damage to the wires caused by the rotation of the hinge mechanism is effectively avoided; the hinge cover is arranged on the hinge mechanism, so that the lead is not seen from the appearance of the keyboard, and the keyboard is attractive and elegant.
In summary, the hinge mechanism and the keyboard instrument of the invention facilitate wiring, realize three-dimensional rotation, effectively solve the technical problems that the keyboard instrument in the prior art cannot well realize three-dimensional rotation and is convenient to store and carry, and solve the technical problems of complex wiring, difficult assembly operation, low production efficiency and high cost in two-dimensional rotation connection.
Drawings
FIG. 1 is a schematic view of the overall structure of a hinge mechanism according to the present invention;
FIG. 2 is an exploded view of the hinge mechanism of the present invention;
FIG. 3 is a cross-sectional view of a hinge mechanism according to the present invention;
FIG. 4 is a schematic view of a hinge mechanism according to the present invention with a hinge cover removed;
FIG. 5 is a schematic view of a hinge base according to the present invention;
FIG. 6 is a cross-sectional view of a hinge cover according to the present invention;
FIG. 7 is a schematic view showing the structure of an in-line type of a horizontal keyboard musical instrument according to the present invention;
FIG. 8 is an enlarged view of portion A of FIG. 7 in accordance with the present invention;
FIG. 9 is a schematic diagram of a vertical double keyboard musical instrument according to the present invention;
FIG. 10 is a schematic view of a V-shaped double keyboard musical instrument according to the present invention;
FIG. 11 is a schematic view showing a structure in which an in-line type transverse keyboard musical instrument according to the present invention is folded around a shaft member;
FIG. 12 is a schematic view of a vertical double keyboard musical instrument according to the present invention folded 180 about an axis;
FIG. 13 is a schematic view of a vertical double keyboard musical instrument according to the present invention folded at-45 ° about a shaft;
Reference numerals illustrate: 1. a hinge base; 11. a first hinge part; 12. a second hinge part; 13. a first avoidance unit; 14. an engagement portion; 15. a second avoidance unit; 16. an inclined end face; 17. a groove; 18. wire passing grooves; 19. a clamping column; 2. a hinge cover; 21. a clamping hole; 3. a shaft member; 4. a connecting piece; 5. a keyboard; 6. and (5) conducting wires.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1 to 3, the hinge mechanism according to the present invention includes a pair of hinge bases 1 having the same structure, a pair of hinge covers 2 having the same structure, and a pair of shaft members 3 for connecting the hinge bases 1.
Specifically, as shown in fig. 5, a first hinge part 11 and a second hinge part 12 are respectively provided on both sides of one end of each hinge base 1, and a first escape part 13 is provided on a side of the second hinge part 12 away from the first hinge part 11, the first escape part 13 being for escaping the first hinge part 11 of the other hinge base 1 so that the first hinge part 11 can rotate with respect to the second hinge part 12. As shown in fig. 4, when assembled, the first hinge part 11 of one hinge base is rotatably connected with the second hinge part 12 of the other hinge base through the shaft member 3, so that the two hinge bases 1 can rotate about the shaft member 3; and a gap is reserved between the first hinging part 11 of one hinging seat and the first avoiding part 13 of the other hinging seat 1 so as to facilitate the installation of the hinging cover 2. Preferably, the shaft 3 is a pin or a pin shaft. The second hinge part 12 is provided with an engaging part 14 on one side close to the first hinge part 11, and a second avoiding part 15 for avoiding the engaging part 14 of the other hinge seat 1 is formed between the engaging part 14 and the first hinge part 11; during assembly, the clamping part 14 of one hinge seat is accommodated in the second avoidance part 15 of the other hinge seat, and a gap is reserved between the clamping part 14 and the second avoidance part 15, so that the hinge cover 2 is convenient to install, and the clamping part 14 is prevented from influencing the rotation of the hinge seat 1. The lower end surfaces of the first hinging part 11, the second hinging part 12 and the clamping part 14, which are close to the other hinging seat, are all inclined end surfaces 16, an included angle alpha is formed between the inclined end surfaces 16 and the horizontal plane, and the included angle alpha is 30-60 degrees, preferably 45 degrees, so that the hinging seat 1 can conveniently rotate. Further, a small protrusion is provided at the junction between the inclined end face 16 and the vertical end faces of the first hinge part 11 and the second hinge part 12, and the end face width of the small protrusion is equal to the thickness of the hinge cover 2.
The clamping part 14 of each hinge seat 1 is provided with a groove 17 in a sinking manner, and the groove 17 extends along the length direction of the hinge seat 1 and penetrates through the hinge seat 1; the end of the groove 17 away from the clamping part 14 is inwards recessed to form a notch part, so that wiring is facilitated; preferably, the bottom wall of the groove 17 and the hinge base 1 are smoothly transited, so as to avoid crease on the wire 6 caused by the engagement between the hinge cover 2 and the hinge base 1. During assembly, the two hinge bases 1 are rotationally connected through the shaft piece 3, so that grooves 17 on the two hinge bases 1 are communicated to form a wire passing groove 18 for a wire 6 to pass through; further, the end surfaces of the engaging portions 14 of the two hinge bases 1, which are in contact with each other, are provided with arc-shaped notches, so as to avoid damage to the lead 6 caused by too small gap between the engaging portions 14 and the hinge cover 2 during threading. The hinge seat 1 is provided with a mounting hole at a position close to the groove 17, and a connecting piece 4 for mounting a hinge mechanism is arranged in the mounting hole; preferably, the connecting member 4 is a bolt and a nut. It is further preferred that the mounting holes are arranged sunk in relation to the bottom wall of the recess 17, so as to avoid that the connecting piece 4 protrudes above the bottom wall of the recess 17 to influence the routing.
More specifically, as shown in fig. 6, the hinge covers 2 are structured to be mated with the hinge bases 1, and each hinge cover 2 is respectively engaged with one hinge base 1. Further preferably, the hinge base 1 is provided with a clamping column 19 at a position close to the mounting hole, the hinge cover 2 is provided with a clamping hole 21 matched with the clamping column 19, and the hinge cover 2 is clamped with the hinge base 1 through the matching of the clamping hole 21 and the clamping column 19; of course, the other connection parts of the hinge cover 2 and the hinge base 1 can be provided with a buckle and a clamping position for clamping, so as to enhance the connection strength between the hinge cover 2 and the hinge base 1.
The present invention also provides a keyboard musical instrument having the hinge mechanism as described above, comprising at least two keyboards 5 and at least one hinge mechanism as described above, the two hinge bases 1 of the hinge mechanism being rotatably connected to the two keyboards 5 through the connecting members 4, respectively, so that the two keyboards 5 can be rotated about the shaft member 3 and the connecting members 4, respectively. As shown in fig. 7 to 10, when the two keyboards 5 rotate around the connecting piece 4, the two keyboards 5 can rotate 0to 180 degrees in the plane where the keyboards 5 are located, for example, a double keyboard instrument with a horizontal row or a double keyboard instrument with a vertical row or a double keyboard instrument with a V-shape can be formed, therefore, the invention can connect the two keyboards 5 through the hinge mechanism, so that the two keyboards 5 can rotate to a required angle around the shaft 3, the use is flexible, and the use requirements of different places can be effectively met. As shown in fig. 11 to 13, when the two keyboards 5 rotate around the shaft 3, the two keyboards 5 can be folded by 180 ° or-45 ° in a plane perpendicular to the keyboards 5, which is convenient for storage and carrying, is beneficial to saving storage space, and can enable the two double-row keyboards 5 to be placed in an inverted V shape for convenient playing.
As shown in fig. 8, the keyboard musical instrument of the present invention further comprises a lead 6, wherein one end of the lead 6 is connected with one of the keyboards 5, and the other end of the lead 6 is connected with the other keyboard 5 after passing through the wire passing groove 18 of the hinge mechanism, so that the lead 6 is routed from the inside of the hinge mechanism, the lead 6 is not visible in appearance, no additional holes are needed, the installation, connection and maintenance are convenient, the production cost is reduced, and meanwhile, the damage of the lead 6 caused by the rotation of the hinge mechanism is effectively avoided; the hinge cover 2 is arranged on the hinge mechanism, so that the lead 6 is not seen from the appearance of the keyboard 5, and the keyboard is attractive and elegant.
According to the analysis, the hinge mechanism is simple in structure, attractive and elegant in appearance, the wiring groove 18 is arranged, wiring is convenient, wiring is visual, the hinge mechanism is particularly suitable for connection of rotatable electronic equipment, damage to the lead 6 in the rotation process is effectively avoided, assembly procedures are simplified, production efficiency is improved, and production cost is reduced; meanwhile, by arranging the hinge cover 2, on one hand, the lead 6 is shielded, the appearance is concise and elegant, and on the other hand, impurities such as dust, water vapor and the like can be effectively prevented from entering the hinge mechanism, so that the cleaning and sanitation are maintained. The keyboard instrument is connected with the two keyboards 5 through the hinge mechanism, so that the three-dimensional rotation of the keyboard instrument can be realized, the assembly is convenient, the use is convenient, and the technical problems that the keyboard instrument in the prior art cannot realize the three-dimensional rotation well and is convenient to store and carry, and the wire passing in the two-dimensional rotation connection is complex, the assembly operation is difficult, the production efficiency is low and the cost is high are effectively solved. The hinge mechanism of the invention is not only suitable for keyboard musical instruments, but also suitable for other structures needing three-dimensional activities.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (3)
1. A hinge mechanism, characterized in that: comprises a pair of hinge bases with the same structure; each hinge seat is provided with a groove, a mounting hole is formed in the position, close to the groove, of each hinge seat, and a connecting piece for mounting a hinge mechanism is arranged in each mounting hole; the two hinge seats are rotationally connected through the shaft piece, so that grooves on the two hinge seats are communicated to form a wire passing groove;
A first hinge part and a second hinge part are respectively arranged on two sides of one end of the hinge seat, and a first avoiding part is arranged on one side of the second hinge part away from the first hinge part; the first hinge part of one hinge seat is rotationally connected with the second hinge part of the other hinge part through a shaft piece;
A clamping part is arranged on one side, close to the first hinge part, of the second hinge part, and a second avoiding part is formed between the clamping part and the first hinge part; during assembly, the clamping part of one hinge seat is accommodated in the second avoiding part of the other hinge seat, and a gap is reserved between the clamping part and the second avoiding part;
The end surfaces of the first hinging part, the second hinging part and the clamping part, which are close to the other hinging seat, are all inclined end surfaces, an included angle alpha is formed between the inclined end surfaces and the horizontal plane, and the included angle alpha is 30-60 degrees;
The hinge cover is matched with the hinge seat, and the two hinge covers are respectively clamped on one hinge seat;
the hinge seat is provided with a clamping column, the hinge cover is provided with a clamping hole, and the hinge cover is clamped with the hinge seat through the matching of the clamping hole and the clamping column;
the mounting hole is sunk relative to the bottom wall of the groove;
the end part of the groove far away from the clamping part is inwards recessed to form a notch part.
2. A keyboard musical instrument, characterized in that: comprising at least two keyboards and the hinge mechanism as claimed in claim 1, wherein two hinge bases of the hinge mechanism are respectively rotatably connected with the two keyboards through the connecting piece, so that the two keyboards can respectively rotate around the shaft piece and the connecting piece.
3. The keyboard musical instrument according to claim 2, wherein: the keyboard is characterized by further comprising a wire, wherein one end of the wire is connected with one of the keyboards, and the other end of the wire is connected with the other keyboard after passing through the wire passing groove of the hinge mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675116.8A CN110288967B (en) | 2019-07-25 | 2019-07-25 | Hinge mechanism and keyboard instrument with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675116.8A CN110288967B (en) | 2019-07-25 | 2019-07-25 | Hinge mechanism and keyboard instrument with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110288967A CN110288967A (en) | 2019-09-27 |
| CN110288967B true CN110288967B (en) | 2024-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910675116.8A Active CN110288967B (en) | 2019-07-25 | 2019-07-25 | Hinge mechanism and keyboard instrument with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110288967B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2444272Y (en) * | 2000-08-10 | 2001-08-22 | 达方电子股份有限公司 | Fortable type keyboard |
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| JP2008121795A (en) * | 2006-11-13 | 2008-05-29 | Ohashi Technica Inc | Thin type two-shaft hinge device, portable information terminal device, and method of manufacturing thin type two-shaft hinge device |
| JP2008233887A (en) * | 2008-02-19 | 2008-10-02 | Casio Comput Co Ltd | Buffer device |
| CN203204546U (en) * | 2013-01-31 | 2013-09-18 | 比亚迪股份有限公司 | Foldable keyboard and computer |
| CN203313554U (en) * | 2013-06-09 | 2013-11-27 | 南京华脉科技有限公司 | Outdoor rack MDF distribution module installation apparatus |
| CN103576774A (en) * | 2012-07-31 | 2014-02-12 | 富士通株式会社 | Hinge device and electronic apparatus using that hinge device |
| CN206249885U (en) * | 2017-03-22 | 2017-06-13 | 周海宏 | Three-dimensional activity connects keyboard electronic organ |
| CN206429105U (en) * | 2016-12-08 | 2017-08-22 | 阳大福 | A kind of threadably Pinless hinge with guide member |
| CN208457019U (en) * | 2018-06-28 | 2019-02-01 | 昆山玮硕恒基智能科技股份有限公司 | 360 degree of biaxial hinges of being wired |
| CN110042630A (en) * | 2018-01-16 | 2019-07-23 | 青岛海尔滚筒洗衣机有限公司 | Door hinge and device for clothing processing with the door hinge |
| CN210667765U (en) * | 2019-07-25 | 2020-06-02 | 得理乐器(珠海)有限公司 | Hinge mechanism and keyboard instrument with same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7054147B2 (en) * | 2003-09-11 | 2006-05-30 | Nokia Corporation | Double articulated hinge mechanism for electronic devices |
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2019
- 2019-07-25 CN CN201910675116.8A patent/CN110288967B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2444272Y (en) * | 2000-08-10 | 2001-08-22 | 达方电子股份有限公司 | Fortable type keyboard |
| CN2857078Y (en) * | 2005-12-30 | 2007-01-10 | 英业达股份有限公司 | Hinge device |
| JP2008121795A (en) * | 2006-11-13 | 2008-05-29 | Ohashi Technica Inc | Thin type two-shaft hinge device, portable information terminal device, and method of manufacturing thin type two-shaft hinge device |
| JP2008233887A (en) * | 2008-02-19 | 2008-10-02 | Casio Comput Co Ltd | Buffer device |
| CN103576774A (en) * | 2012-07-31 | 2014-02-12 | 富士通株式会社 | Hinge device and electronic apparatus using that hinge device |
| CN203204546U (en) * | 2013-01-31 | 2013-09-18 | 比亚迪股份有限公司 | Foldable keyboard and computer |
| CN203313554U (en) * | 2013-06-09 | 2013-11-27 | 南京华脉科技有限公司 | Outdoor rack MDF distribution module installation apparatus |
| CN206429105U (en) * | 2016-12-08 | 2017-08-22 | 阳大福 | A kind of threadably Pinless hinge with guide member |
| CN206249885U (en) * | 2017-03-22 | 2017-06-13 | 周海宏 | Three-dimensional activity connects keyboard electronic organ |
| CN110042630A (en) * | 2018-01-16 | 2019-07-23 | 青岛海尔滚筒洗衣机有限公司 | Door hinge and device for clothing processing with the door hinge |
| CN208457019U (en) * | 2018-06-28 | 2019-02-01 | 昆山玮硕恒基智能科技股份有限公司 | 360 degree of biaxial hinges of being wired |
| CN210667765U (en) * | 2019-07-25 | 2020-06-02 | 得理乐器(珠海)有限公司 | Hinge mechanism and keyboard instrument with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110288967A (en) | 2019-09-27 |
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