CN108133699A - Key, Keysheet module and fender - Google Patents
Key, Keysheet module and fender Download PDFInfo
- Publication number
- CN108133699A CN108133699A CN201810123519.7A CN201810123519A CN108133699A CN 108133699 A CN108133699 A CN 108133699A CN 201810123519 A CN201810123519 A CN 201810123519A CN 108133699 A CN108133699 A CN 108133699A
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- CN
- China
- Prior art keywords
- magnetic part
- key
- pedestal
- mounting portion
- button
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- G10H1/344—Structural association with individual keys
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/12—Keyboards; Keys
Abstract
The present invention provides a kind of key, Keysheet module and fenders, belong to fender field.Key includes button, pedestal, the first magnetic part and the second magnetic part, button is provided with press section, rotation section and the first mounting portion, pedestal is provided with the second mounting portion corresponding with the first mounting portion, rotation section is rotatablely connected with pedestal, first magnetic part is connected to the first mounting portion, second magnetic part is connected to the second mounting portion, and the first magnetic part is repelled each other or attracting with the second magnetic part by magnetic action, so that press section has the movement tendency far from pedestal.The key can avoid generating metallic noise, can keep smooth feel using remaining unchanged for a long time.
Description
Technical field
The present invention relates to fender field, in particular to a kind of key, Keysheet module and fender.
Background technology
Piano is a kind of keyboard instrument in western classical music, there is the laudatory title of " king of musical instrument ".By 88 (52, keys
White key, 36 black keys) and metallic cord soundboard composition.The close Europe Christopher profit of Italian bar Toro was invented in 1709
Piano.
Player affects the gavel that enclose carpet inside piano, then taps steel wire by pressing the key on lower keyboard
String makes a sound.Piano needs the nursing of timing, to ensure that its tone color is constant.
Fender is a kind of electrophonic musical instrument.It is that six the seventies of twentieth century rise, the eighties to the nineties morning
A kind of musical instrument for being used to replace piano in certain occasions of phase prevalence.
The principle of sound of fender is using keyboard as on-off switch, forms electrophoresis, once key is pressed, internal crystal oscillator
It starts to work, forms the waveform of pulses generation certain frequency, be then passed through the amplification of frequency divider, be sent into loud speaker sounding.Entirely
Voiced process is by simple frequency dividing analog circuit, so keyboard does not have dynamics and hits string feeling, also more machinery is dull for sound.
Inventor has found under study for action, is at least had the following disadvantages in existing the relevant technologies：
After the key pressing of fender, via spring reset, metallic noise can be more or less generated；
Primary sound piano can not be simulated, after usage time is longer, feel is loose.
Invention content
The first object of the present invention is the provision of a kind of key, improves the deficiencies in the prior art, can avoid generating
Metallic noise can keep smooth feel using remaining unchanged for a long time.
The second object of the present invention is the provision of a kind of Keysheet module, and including key mentioned above, having should
The repertoire of key.
The third object of the present invention is the provision of a kind of fender, including key mentioned above or mentioned above
Keysheet module.
What the embodiment of the present invention was realized in：
The embodiment provides a kind of key, including button, pedestal, the first magnetic part and the second magnetic part,
The button is provided with press section, rotation section and the first mounting portion, and the pedestal is provided with corresponding with first mounting portion
Second mounting portion, the rotation section are rotatablely connected with the pedestal, and first magnetic part is connected to first installation
Portion, second magnetic part are connected to second mounting portion, and first magnetic part passes through magnetism with second magnetic part
Effect repels each other or attracting, so that the press section has the movement tendency far from the pedestal.
Specifically, the key can avoid generating metallic noise, smooth feel can be kept using remaining unchanged for a long time.
Optionally, first installation position is between the press section and the rotation section, first magnetic part with
Second magnetic part is repelled each other by magnetic action, so that the press section has the movement tendency far from the pedestal.
Optionally, the rotary part is between first mounting portion and the press section, first magnetic part with
Second magnetic part is attracting by magnetic action, so that the press section has the movement tendency far from the pedestal.
Optionally, second magnetic part is slidably connected to second mounting portion and can be with the described second installation
Portion is relatively fixed, to adjust the distance between first magnetic part and second magnetic part.
Optionally, the key further includes photoelectric sensor, the photoelectric sensor for detect the button with it is described
The distance between pedestal changes and the volume of control string vibration.
Optionally, the photoelectric sensor includes photophore, light receiving device and reflecting layer, and the photophore connects with the button
It connects and for shining, the reflecting layer connect with the pedestal and for reflecting the light that the photophore is sent out, the light receiving device
With the light by key connection and for receiving the reflecting layer reflection.
Optionally, the photoelectric sensor includes photophore and light receiving device, and the photophore presses key connection and use with described
In shining, the light receiving device connect with the pedestal and for receiving the light that the photophore is sent out.
Optionally, the key further includes touch sensor, and the touch sensor has touch portion, and the touch portion connects
The button is connected to, the touch sensor is used to control pitch, volume and effect device when the touch portion is slided when finger
At least one of.
The embodiment of the present invention additionally provides a kind of Keysheet module, including multiple above-mentioned keys, multiple keys
It is arranged side by side.
The embodiment of the present invention additionally provides a kind of fender, including above-mentioned key or above-mentioned Keysheet module.
Compared with prior art, the advantageous effect of the embodiment of the present invention includes：
The key can avoid generating metallic noise, can keep smooth feel using remaining unchanged for a long time.
Description of the drawings
It in order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structure diagram of key that the embodiment of the present invention 1 provides；
Fig. 2 is the structure diagram of key that the embodiment of the present invention 2 provides；
Fig. 3 is the structure diagram of key that the embodiment of the present invention 3 provides；
Fig. 4 is the structure diagram of the first Keysheet module that the embodiment of the present invention 4 provides；
Fig. 5 is the structure diagram of second of Keysheet module that the embodiment of the present invention 4 provides；
Fig. 6 is the structure diagram of the third Keysheet module that the embodiment of the present invention 4 provides.
Icon：100- Keysheet modules；10- keys；20- fingers；11- buttons；111- press sections；112- rotation sections；113-
First mounting portion；12- pedestals；The second mounting portions of 121-；The first magnetic parts of 13-；The second magnetic parts of 14-；15- photoelectric sensors；
151- photophores；152- light receiving devices；153- reflecting layer；16- touches portion；171- guide parts；172- spacing breach；173- is limited
Column；The first abutting parts of 174-；The second abutting parts of 175-.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be configured to arrange and design with a variety of different.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without creative efforts belong to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " on ", " under ", "left", "right", " vertical ", " level ",
The orientation or position relationship of the instructions such as " interior ", " outer " are to be produced based on orientation shown in the drawings or position relationship or the invention
Product using when the orientation usually put or position relationship, be for only for ease of the description present invention and simplify description rather than instruction
Or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For limitation of the present invention.
In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
In addition, the terms such as term " level ", " vertical " are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to represent that the structure has been had to if " level " only refers to that its direction is more horizontal with respect to for " vertical "
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete condition
Concrete meaning in the present invention.
Embodiment 1
It please refers to Fig.1, present embodiments provides a kind of key 10, including button 11, pedestal 12,13 and of the first magnetic part
Second magnetic part 14, button 11 are provided with press section 111,112 and first mounting portion 113 of rotation section, and pedestal 12 is provided with and the
One mounting portion, 113 corresponding second mounting portion 121, rotation section 112 are rotatablely connected with pedestal 12, and the first magnetic part 13 connects
In the first mounting portion 113, the second magnetic part 14 is connected to the second mounting portion 121, and the first magnetic part 13 and the second magnetic part 14 are logical
It crosses magnetic action to repel each other or attracting, so that press section 111 has the movement tendency far from pedestal 12.
Generally, when finger 20 presses press section 111, press section 111 is once played close to pedestal 12, realization, plays knot
Shu Hou in the first magnetic part 13 and the second magnetic part 14 under magnetic action, resets button 11, it can be understood as press section
111 be pressed after have rise movement tendency.
In Fig. 1, under normal circumstances, button 11 is horizontal positioned, that is to say, that when finger 20 does not press press section 111,
Under the action of first magnetic part 13 and the second magnetic part 14, button 11 remains horizontality.
In the present embodiment, the first magnetic part 13 and the second magnetic part 14 select permanent magnet, in the form of sheets, it can be understood as magnetic
Piece.In other embodiment, it can also be in bulk or its selection electromagnet, after energization there is magnetism, do not have magnetic after power-off
Property.
In the present embodiment, the first mounting portion 113 and the second mounting portion 121 show as the structure of slot, can be directly by first
13 and second magnetic part 14 of magnetic part correspondence is fastened in the first mounting portion 113 and the second mounting portion 121, two such magnetic part
It can directly correspond to.It of courses, the first magnetic part 13 and the second magnetic part 14 can also correspond to be located at 113 He of the first mounting portion
The inside of second mounting portion 121, in other words during fabrication, by injection molding process, directly by the first magnetic part 13 and second
Magnetic part 14 is molded over the inside of the first mounting portion 113 and the second mounting portion 121.
Specifically, rotation section 112 is equipped with axis pin and bearing, the rotation connection with pedestal 12 is realized by these structures,
Abrasion, the drag minimization of performance, smooth feel when can ensure to push to the full extent can further be reduced.These zero
The service life of component is longer, can meet much time using without replacing parts.
Generally, being additionally provided with spacing breach 172 on button 11, limited post 173, limited post are correspondingly arranged on pedestal 12
173 can stretch into spacing breach 172, so as to play the role of limiting, after finger 20 pushes button 11, and limited post 173
In in spacing breach 172, left and right offset can be generated to avoid button 11.
Meanwhile the first abutting part 174 is additionally provided on button 11, and pedestal 12 is correspondingly arranged on the second abutting part 175, and first
174 and second abutting part 175 of abutting part can be abutted mutually, after button 11 resets, be abutted in the first abutting part 174 and second
Under the action of portion 175, button 11 is made to be in horizontality, so that user presses next time.
The key 10 can avoid generating metallic noise, can keep smooth feel using remaining unchanged for a long time.
In the present embodiment, the first mounting portion 113 is between press section 111 and rotation section 112, the first magnetic part 13 and
Two magnetic parts 14 are repelled each other by magnetic action, so that press section 111 has the movement tendency far from pedestal 12.
It should be understood that the first magnetic part 13 it is close to each other with the second magnetic part 14 side magnetic pole it is identical, show as
Repel.When button 11 is close to pedestal 12, the first magnetic part 13 is also close to the second magnetic part 14, due to there is the phenomenon that repelling,
Make button 11 that there is the movement tendency far from pedestal 12.
In the present embodiment, the quantity of the first magnetic part 13 and the second magnetic part 14 is two, with reference to Fig. 1, the first of left side
13 and second magnetic part of magnetic part, 14 relatively close rotation section 112, first magnetic part 13 on right side and the second magnetic part 14 are opposite
Close to press section 111.The reset function of button 11 can be preferably realized in this way.
Such setting solves conventional keyboard using defect caused by spring setting, for example uses back pull for a long time
The problem of becoming smaller, can not realize the problem of feel is increasingly heavier during pushing, and the noise problem that spring design generates makes
With the problem of feel can change later over time etc., this mode more really reproduces nature feel.
It should be noted that in other embodiment, the quantity of the first magnetic part 13 and the second magnetic part 14 does not limit,
Can be three, four or more.
In the present embodiment, the second magnetic part 14 is slidably connected to the second mounting portion 121 and can be with the second mounting portion
121 are relatively fixed, to adjust the distance between the first magnetic part 13 and the second magnetic part 14.
With reference to Fig. 1, second magnetic part 14 in left side is vertically slidably, that is to say, that can change the second magnetic part
14 relative position.After the position of the second magnetic part 14 changes, when button 11 is in horizontality, the first magnetic part
13 and second the distance between magnetic part 14 changed.
Due to the repulsive force or attraction that are showed between two magnet pieces directly to apart from related, when two magnet piece distances
When nearer, repulsive force or attraction performance are apparent, conversely, when two magnet pieces are distant, repulsive force or attraction performance are not
Significantly.
In this way, strength size when needing pressing keys 11 can be adjusted so that button 11 pushes damping can
It adjusts.In other words, when the distance between the first magnetic part 13 and the second magnetic part 14 are nearer, it is larger that 11 needs are pushed button
Power, when the distance between the first magnetic part 13 and the second magnetic part 14 farther out when, it is only necessary to smaller power can push button 11.
Similarly, 14 position of the second magnetic part that can also make right side is adjustable, of courses, can also make the first magnetic part 13
Position is adjustable.
In the present embodiment, pedestal 12 is additionally provided with guide part 171, the second magnetic part 14 to be guided to move.
Under the first embodiment：Second magnetic part 14 have threaded hole, guide part 171 be bolt, the second magnetic part 14
Thread fitting after guide part 171 is fixed on pedestal 12, by rotating the second magnetic part 14, can be realized in guide part 171
The change of second magnetic part, 14 position.
Under second of embodiment, slope surface is provided on pedestal 12, the second magnetic part 14 is located in slope surface, is fixed in
The different location of slope surface can then realize the change of its height and position.
In the present embodiment, key 10 further includes photoelectric sensor 15, and photoelectric sensor 15 is used to detect button 11 and pedestal
The distance between 12 variations and the volume of control string vibration.
In existing the relevant technologies, use conductive rubber and circuit board realizes the lower surging of analogue-key 11,
The mode of this simulation primary sound piano is very coarse.
In the present embodiment, by photoelectric sensor 15, it can directly detect that the position between button 11 and pedestal 12 is closed
System, then controls string vibration, and this analog form to play finer and smoothizationer, hommization, precision.
The operation principle of photoelectric sensor：
Photoelectric sensor is to realize control by the variation of luminous intensity being converted into the variation of electric signal.
Photoelectric sensor under normal circumstances, there is three parts composition, they are divided into：Transmitter, receiver and detection circuit.
Transmitter alignment target emits light beam, and the light beam of transmitting is typically derived from semiconductor light source, light emitting diode
(LED), laser diode and infrared-emitting diode.Light beam emits or changes pulse width incessantly.Receiver has light
Electric diode, phototriode, photocell composition.Before receiver, equipped with optical element such as lens and aperture etc..At it
Detection circuit is followed by, it can filter out useful signal and apply the signal.It is sent out in addition, also having in the structural detail of photoelectric sensor
Penetrate plate and optical fiber.
Several classification and working method of the photoelectric sensor under：
(1) trough type photoelectric sensor
One optical transmitting set and a receiver are formed flute profile photoelectricity mounted in the both sides of a slot Face to face.Photophore
Infrared light or visible ray can be sent out, light can be received in without hindrance optical receiver.But when object to be detected from slot by when,
Light is blocked, and optoelectronic switch just acts, and exports a switch control signal, is switched off or on load current, primary so as to complete
Control action.The detecting distance of flute profile switch by integrally-built limitation because generally only had several centimetres.
(2) correlation type photoelectric sensor, if photophore and light receiving device are separated, so that it may increase detecting distance, a hair
Light device and a light receiving device composition are to penetrating separated photoelectric switch, abbreviation correlation optoelectronic switch.The inspection of correlation optoelectronic switch
Ranging is from up to several meters or even tens meters.Photophore and light receiving device detectable substance is attached separately to during using correlation optoelectronic switch to lead to
Cross the both sides in path, detectable substance by when stop light path, light receiving device just acts one switch control signal of output.
(3) reflector type optoelectronic switch
Photophore and light receiving device are packed into same device, one piece of reflector is filled in front, is completed using principle of reflection
Photo-electric control acts on, referred to as reflective (or the reflection mirror reflection) optoelectronic switch of reflector.Under normal circumstances, photophore is sent out
Light source is reflected by reflector and is received again by light receiving device；Once detected material blocks light path, when light receiving device can not receive light, photoelectricity
Switch just acts, and exports a switch control signal.
(4) diffusion reflection pattern optoelectronic switch
A photophore and a light receiving device, but diffusion reflection pattern are also equipped in the detector of diffusion reflection pattern optoelectronic switch
There is no reflector in front of optoelectronic switch.The light light receiving device that photophore is sent out under normal circumstances can not find.When detecting, work as inspection
Survey object by when blocked light, and light part is reflected, light receiving device just receives optical signal, one switching signal of output.
In the present embodiment, photoelectric sensor 15 include photophore 151, light receiving device 152 and reflecting layer 153, photophore 151 with
Button 11 connects and for shining, and reflecting layer 153 connect with pedestal 12 and for reflecting the light that photophore 151 is sent out, light receiving device
152 connect with button 11 and for receiving the light that reflecting layer 153 is reflected.
Photoelectric sensor 15 in the present embodiment can be understood as reflector type optoelectronic switch, send out light via reflecting layer
It is received by light receiving device 152 after 153 reflections, by shining and receiving the time difference of light, can calculate between button 11 and pedestal 12
Distance, so that the variation of this distance be embodied by the vibration of string.
Under a kind of embodiment, the distance between button 11 and pedestal 12 are nearer, and the volume increase that string vibration generates is pressed
The distance between key 11 and pedestal 12 are more remote, the volume down that string vibration generates.
In the present embodiment, key 10 further includes touch sensor, and touch sensor has touch portion 16, and touch portion 16 connects
In button 11, touch sensor is used to control in pitch, volume and effect device at least when touch portion 16 is slided when finger 20
It is a kind of.
With touch induction technology come a certain parameter of control device, it is possible to understand that, it is attached on entire 11 surface of button
Unify the touch circuit board of layer, form touch portion 16, it, can be by the stroke of finger 20, to change one after performance
A series of parameters that can use Digital Signals such as a little pitch, volume, effect devices increase enjoyment when playing and multinomial
Control, allows playing effect to become more perfect.
It under a kind of embodiment, slides to the left, increases pitch, volume etc., slide to the right, reduce pitch, volume etc..
Key 10 has at least the following advantages：
Total is compact, avoids many defects in traditional design, and volume is reduced significantly, and overall dimensions is facilitated to do more
Slim design.
Simulate the ability enhancing of primary sound piano, the reset capability enhancing of button 11.
Almost without metallic noise, the smooth feel that can be maintained for a long time.
Dynamics is more accurate, and can keep the consistency of feel in a long time.
Key 10 do not have to open up more hole, it is not required that structure within cover board covers these holes so that whole
A structure can be compacter.
Embodiment 2
It please refers to Fig.2, the present embodiment also provides a kind of key 10, and the technical solution that embodiment 1 describes is equally applicable to
The present embodiment, 1 published technical solution of embodiment are not repeated to describe.
Specifically, the present embodiment is with embodiment 1, difference lies in rotation section 112 is located at the first mounting portion 113 and press section
Between 111, the first magnetic part 13 and the second magnetic part 14 are attracting by magnetic action, so that press section 111 has far from pedestal
12 movement tendency.
With reference to first magnetic part 13 and the second magnetic part 14 in left side in Fig. 2, the two is attracting by magnetic action, according to thick stick
Rod principle can equally make press section 111 have the movement tendency far from pedestal 12.
In the present embodiment, there are the first magnetic part 13 and the second magnetic part 14, the effect resetted in this way in the both sides of rotation section 112
Fruit is more apparent.
It of coursing, in other embodiment, the relative position of the first magnetic part 13 and the second magnetic part 14 does not limit, as long as
It can realize the reset function of press section 111.
Embodiment 3
It please refers to Fig.3, the present embodiment also provides a kind of key 10, and the technical solution that embodiment 1 describes is equally applicable to
The present embodiment, 1 published technical solution of embodiment are not repeated to describe.
Specifically, the present embodiment is with embodiment 1, difference lies in photoelectric sensor 15 includes photophore 151 and light receiving device
152, photophore 151 connect with button 11 and for shining, and light receiving device 152 connect with pedestal 12 and for receiving photophore 151
The light sent out.
This photoelectric sensor 15 can be understood as correlation optoelectronic switch, equally can with detection pedestal 12 and button 11 it
Between distance.
Embodiment 4
- Fig. 6 is please referred to Fig.4, the present embodiment also provides a kind of Keysheet module 100, including multiple above-mentioned keys 10,
Multiple keys 10 are arranged side by side.
The structure of key 10 can be with reference implementation example 1-3, and institute of the Keysheet module 100 with key 10 is functional.
Keysheet module 100 in Fig. 4 has 13 keys 10, it is possible to understand that, there are 5 black keys and 8 white keys.
Keysheet module 100 in Fig. 5 has 24 keys 10, it is possible to understand that, there are 10 black keys and 14 white keys.
Keysheet module 100 in Fig. 6 has 25 keys 10, it is possible to understand that, there are 10 black keys and 15 white keys.
Generally, the version of following key mapping is included in product in the market：
25 keys, 37 keys, 49 keys, 61 keys, 73 keys, 76 keys, 88 keys.
To there is the keyboard of gamut, 88 keys can only be bought, to portable, that needs to repurchase 25 keys or 37
Key is convenient for carrying out using, and to meet the basic use demand of oneself, that needs to buy 61 keys or 73 keys, if more than
Situation all exists, that just needs user to buy at least three equipment.
Modularization flexible combination can only produce 24 key modules, 25 key modules and 13 key modules, be properly termed as double octave
Module and single octave module, are then carried out use in series or in parallel by specific data transmission interface, are set using such
Meter, can reasonably be combined, as follows：
25 keys-directly use
37 keys-(+13 key of 24 key)
49 keys-(+25 key of 24 key)
61 keys-(+13 key of+24 key of 24 key)
73 keys-(+25 key of+24 key of 24 key)
76 keys-(+13 key of+13 key of+25 key of 25 key)
85 keys-(+13 key of+24 key of+24 key of 24 key)
Similarly, 10 quantity of key of each Keysheet module 100 does not limit, and can reasonably be set according to practical operation
With rational combination.
Embodiment 5
A kind of fender is present embodiments provided, including above-mentioned key 10 or above-mentioned Keysheet module 100.
The structure of key 10 can be with reference implementation example 1-3, and institute of the fender with key 10 is functional.
The structure of Keysheet module 100 can be with reference implementation example 4, and institute of the fender with Keysheet module 100 is functional.
Fender further includes display screen, is located at the top of key 10, corresponding key mapping lamp, power can be shown on display screen
Instruction etc. is played in degree instruction, and vision when player being facilitated to see oneself playing strength and key mapping, while increasing performance is imitated
Fruit.
Corresponding APP can be installed simultaneously, user can be played by the instruction of key mapping lamp, reached and played teaching
Purpose.
The fender has at least the following advantages：
Improve the naturalness of feel；
Complicated conventional construction has been simplified significantly；
Pressure is adjusted under feel；
Light sensation conduction chip substitution conductive rubber calculates dynamics so that plays finer and smoothizationer and hommization；
Touch multiple spot sensor circuit module, music control are more rich；
Key quantity is freely combined in modularization, is adapted to different use environments；
The dynamics instruction lamp bar that cooperation APP is used, can achieve the purpose that study is played.
In conclusion the present invention provides a kind of key 10, which can avoid generating metallic noise, make for a long time
Smooth feel can be kept with remaining unchanged.
It should be noted that in the absence of conflict, the feature in the embodiment of the present invention can be combined with each other.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of key, which is characterized in that including button, pedestal, the first magnetic part and the second magnetic part, the button is provided with
Press section, rotation section and the first mounting portion, the pedestal is provided with the second mounting portion corresponding with first mounting portion, described
Rotation section is rotatablely connected with the pedestal, and first magnetic part is connected to first mounting portion, and described second is magnetic
Part is connected to second mounting portion, and first magnetic part is repelled each other or attracting with second magnetic part by magnetic action,
So that the press section has the movement tendency far from the pedestal.
2. key according to claim 1, which is characterized in that first installation position is in the press section and described turn
Between dynamic portion, first magnetic part is repelled each other with second magnetic part by magnetic action, so that the press section has far
Movement tendency from the pedestal.
3. key according to claim 1, which is characterized in that the rotary part is pressed in first mounting portion with described
Between splenium, first magnetic part and second magnetic part are attracting by magnetic action, so that the press section has far
Movement tendency from the pedestal.
4. key according to claim 1, which is characterized in that second magnetic part is slidably connected to described second
It mounting portion and can be relatively fixed with second mounting portion, to adjust between first magnetic part and second magnetic part
Distance.
5. according to claim 1-4 any one of them keys, which is characterized in that the key further includes photoelectric sensor, institute
Photoelectric sensor is stated for detecting the volume of the variation of the distance between the button and the pedestal and control string vibration.
6. key according to claim 5, which is characterized in that the photoelectric sensor includes photophore, light receiving device and anti-
Layer is penetrated, with described by key connection and for shining, the reflecting layer with the pedestal connect and for reflecting institute the photophore
State the light that photophore is sent out, the light receiving device and the light by key connection and for receiving the reflecting layer reflection.
7. key according to claim 5, which is characterized in that the photoelectric sensor includes photophore and light receiving device, institute
Photophore is stated with described by key connection and for shining, the light receiving device connect with the pedestal and for receiving the photophore
The light sent out.
8. according to claim 1-4 any one of them keys, which is characterized in that the key further includes touch sensor, institute
Touch sensor is stated with touch portion, the touch portion is connected to the button, and the touch sensor is used for when finger is in institute
State at least one of control pitch, volume and effect device when touch portion is slided.
9. a kind of Keysheet module, which is characterized in that including multiple claim 1-8 any one of them keys, multiple qins
Key is arranged side by side.
10. a kind of fender, which is characterized in that including described in claim 1-8 any one of them key or claim 9
Keysheet module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123519.7A CN108133699A (en) | 2018-02-07 | 2018-02-07 | Key, Keysheet module and fender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123519.7A CN108133699A (en) | 2018-02-07 | 2018-02-07 | Key, Keysheet module and fender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108133699A true CN108133699A (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810123519.7A Pending CN108133699A (en) | 2018-02-07 | 2018-02-07 | Key, Keysheet module and fender |
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| Country | Link |
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| CN (1) | CN108133699A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06202618A (en) * | 1993-01-07 | 1994-07-22 | Kawai Musical Instr Mfg Co Ltd | Touch control mechanism of keyboard musical instrument |
| NL1011484C1 (en) * | 1999-03-08 | 2000-09-12 | Henri Jan Velo | Wing mechanism with permanent magnets. |
| CN1527278A (en) * | 2003-03-04 | 2004-09-08 | ������������ʽ���� | Structure used for keyboard musical instrument |
| CN105023561A (en) * | 2014-04-16 | 2015-11-04 | 新昌县澄潭镇达东机械厂 | Inductive touch electronic piano keyboard assembly |
-
2018
- 2018-02-07 CN CN201810123519.7A patent/CN108133699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06202618A (en) * | 1993-01-07 | 1994-07-22 | Kawai Musical Instr Mfg Co Ltd | Touch control mechanism of keyboard musical instrument |
| NL1011484C1 (en) * | 1999-03-08 | 2000-09-12 | Henri Jan Velo | Wing mechanism with permanent magnets. |
| WO2000054248A1 (en) * | 1999-03-08 | 2000-09-14 | Everardus Alexander Maria Snel | Piano provided with a key- and hammer mechanism comprising permanent magnets |
| CN1527278A (en) * | 2003-03-04 | 2004-09-08 | ������������ʽ���� | Structure used for keyboard musical instrument |
| CN105023561A (en) * | 2014-04-16 | 2015-11-04 | 新昌县澄潭镇达东机械厂 | Inductive touch electronic piano keyboard assembly |
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