CN112652282A - Electronic percussion instrument - Google Patents
Electronic percussion instrument Download PDFInfo
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- CN112652282A CN112652282A CN202011634143.XA CN202011634143A CN112652282A CN 112652282 A CN112652282 A CN 112652282A CN 202011634143 A CN202011634143 A CN 202011634143A CN 112652282 A CN112652282 A CN 112652282A
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- Prior art keywords
- key
- circuit board
- percussion instrument
- carbon film
- electronic percussion
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- 238000009527 percussion Methods 0.000 title claims abstract description 28
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 54
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000002955 isolation Methods 0.000 claims description 10
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 210000002469 basement membrane Anatomy 0.000 claims 4
- 230000000903 blocking effect Effects 0.000 claims 3
- 238000005507 spraying Methods 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract description 34
- 238000003825 pressing Methods 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 5
- 230000005389 magnetism Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000005945 translocation Effects 0.000 description 1
Images
Classifications
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- 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
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
- G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
- G10H3/146—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a membrane, e.g. a drum; Pick-up means for vibrating surfaces, e.g. housing of an instrument
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- 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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Push-Button Switches (AREA)
Abstract
The invention provides an electronic percussion instrument, which comprises a shell and a circuit board, wherein the circuit board is arranged inside the shell, the electronic percussion instrument also comprises a key assembly, the key assembly comprises a plurality of keys which are regularly arranged and a touch membrane plate which is used for being electrically connected with the circuit board, the touch membrane plate is positioned below the keys, carbon films with the positions and the number corresponding to the keys are arranged on the touch membrane plate, and one side of the touch membrane plate, which is provided with the carbon films, faces the circuit board; the change of volume or tone is realized by the strength of pressing the key, so that the presentation mode is more diversified.
Description
Technical Field
The invention relates to the field of musical instrument accessories, in particular to an electronic percussion instrument.
Background
The percussion instrument is also called a percussion pad, is a musical instrument, is similar to the electronic synthesizer, and the tone and the phrase of every gasket can be customized to the percussion pad, can cooperate audio frequency editing software, edits and controls it, and traditional percussion pad adopts slim structure, is provided with a plurality of buttons on the surface of gasket, and the button adopts the grid arrangement to arrange, no matter how strong and weak the button of operator's the dynamics of knocking is pressed and can send same sound, and the operator can't form good rhythm collocation with the musical instrument.
Disclosure of Invention
The invention aims to provide an electronic percussion instrument aiming at the defects in the prior art, which can realize the change of volume or tone through the strength of pressing a key, and the degree of cooperation between an operator and the instrument is higher, so that the presentation mode is more diversified.
In order to solve the technical problems, the invention adopts the following technical scheme:
an electronic percussion instrument, includes casing and circuit board, and the circuit board setting is in the inside of casing, its characterized in that: the key assembly comprises a plurality of keys which are regularly arranged and a touch membrane plate which is used for being electrically connected with the circuit board, the touch membrane plate is positioned below the keys, carbon membranes with positions and numbers corresponding to the keys are arranged on the touch membrane plate, and one side of the touch membrane plate, which is provided with the carbon membranes, faces the circuit board; the percussion instrument is formed by the circuit board and the key assembly, the circuit board is the circuit board of the key assembly, the lower part of the key assembly and the circuit board are both covered by the shell to enable the whole structure to be more compact, the keys can be operated through the upper part of the shell, and the keys are percussion keys. The operator presses the key, and the key is dislocated downwards or deformed and then is abutted against the touch membrane plate, so that the carbon membrane is contacted with the circuit board, and the communication of the corresponding position of the circuit board is realized.
Optionally, the touch plate is a conductive film, the conductive film includes a transparent bottom film, an isolation layer sprayed on the transparent bottom film, and a carbon film position formed on the transparent bottom film, the carbon film position is located right below the key, the carbon film is arranged on the carbon film position, the isolation layer and the carbon film are located on the same side of the transparent bottom film, and the thickness of the carbon film is smaller than that of the isolation layer; the conductive film is also called a high resistance carbon film or a pressure film, one side provided with the carbon film faces the circuit board, because the thickness of the carbon film is smaller than the thickness of the isolating layer, the isolating layer is a non-conductive layer, in a normal state, a gap is not contacted between the carbon film and the circuit board under the action of the isolating layer, after a user presses a key, the carbon film is downwards extruded by the upper part and is communicated with the circuit board after contacting, because a height difference is formed between the isolating layer, the transparent bottom film and the carbon film, the contact area of the carbon film and the circuit board is changed along with the pressure, and therefore different volumes or tone effects generated by different knocking.
Optionally, the light-emitting device further comprises a light-emitting structure; the lower end part of the key is of a hollow columnar structure; the central part of the carbon film position is of a hollow structure, and the carbon film is arranged around the hollow structure; the light-emitting structure is arranged on the circuit board below the hollow structure, and the upper part of the light-emitting structure penetrates through the hollow part to enter the interior of the key; light-emitting structure is LED lamp pearl, and the circuit board provides the electric energy for light-emitting structure, and light-emitting structure produces bright can transmit to the button to upwards conduct to the key sleeve, thereby make whole key assembly's outward appearance more pleasing to the eye, through set up hollow out construction on carbon membrane position, and the button lower tip sets the cavity columnar structure into, and it is littleer all to have guaranteed the distance between light-emitting structure and the button, reduces the transmission loss, better assurance visual effect.
Optionally, the key assembly includes a plurality of key sleeves with downward openings and a connecting strip for connecting each key sleeve, the key is disposed inside the key sleeve, and the top of the key is connected to the top wall of the inner side of the key sleeve.
Optionally, a plurality of keys are arranged in the key sleeve, a barrier strip is arranged between two adjacent keys in the same key sleeve, the top and the side of the barrier strip are both connected with the key sleeve, and the bottom of the barrier strip is flush with the bottom of the key; the keys are arranged in the same key sleeve along the same direction, the bottoms of the keys are electrically connected with the circuit board after being pressed, the pressure or the key duration can be determined according to the time difference, the keys and the connecting sleeve can be separated, and the keys and the connecting sleeve can also be of an integrated structure, so that the integrity in the vertical direction can be ensured.
Optionally, the key assembly further comprises a key support, the key support is provided with a plurality of first through grooves for the key sleeves to pass through, and the key sleeves respectively pass through the first through grooves; the key support can realize the fixed connection of button subassembly and casing, guarantees that the button subassembly maintains with certain state, prevents to press the translocation of in-process button subassembly.
Optionally, the key assembly is arranged inside the casing, the casing comprises an upper casing and a lower casing which are detachably connected, a second through groove is formed in the upper casing, the key support is fixedly connected with the inner side wall of the upper casing, and the positions of the key sleeves respectively correspond to the positions of the second through groove; through detachable casing design, it is more convenient to make overall structure installation production, and the groove is worn to the second is convenient for press key assembly's installation and is arranged, and overall structure is inseparabler.
Optionally, a soft pad is arranged at the top end of the outer side of the key sleeve, and the upper surface of the soft pad protrudes out of the upper shell or is flush with the upper surface of the upper shell; the upper surface at the key sleeve is installed to the cushion, and the material of cushion can be for materials such as silica gel, rubber or YPU that have the light transmissivity, has both had good sense of touch and can also guarantee good light-transmitting effect to the upper surface of cushion protrudes the upper housing or with the upper surface looks parallel and level of upper housing, make people's finger can be with its better contact, accord with human engineering's principle.
Optionally, at least one of the left side and the right side of the lower shell is provided with a magnetic attraction structure, and the magnetic attraction structure is composed of a plurality of regularly arranged neodymium iron boron magnet blocks; the magnetism structure of inhaling through setting up realizes being connected with other equipment that equally contain magnetism structure, utilizes the suction effect of magnet piece to realize the butt joint with different equipment, and permanent magnetism metal alloy magnet or ferrite permanent magnetism material such as neodymium iron boron magnet, alnico magnet, samarium cobalt magnet can be chooseed for use to the magnet piece, and neodymium iron boron magnet is the embodiment of preferred, and the texture is hard, the stable performance, has fine price/performance ratio, and possess high magnetic force performance and can guarantee good fastness between the equipment.
Optionally, the magnetic attraction structure is mounted on the connecting bracket, and the connecting bracket is also provided with an interface; traditional winding displacement connected mode has been changed, the mode that can adopt the contact connection is through the contact point contact on will connecting plectrum and the circuit board, the intercommunication of data and power has been realized, can also add a PCB board at the kneck, with the pogo pin with be connected the plectrum respectively welded fastening on the PCB board, realize the pogo pin and be connected the electricity of plectrum and be connected, the pogo pin is one kind by the needle shaft, a spring, the spring probe that forms after the needle tubing pre-compaction, better corrosion resisting property that has, mechanical properties and electrical property, use and to improve the stability that interface and circuit board are connected in this structure, durability and corrosion resistance, it has realized the contact connection between pogo pin and the circuit to connect the plectrum, the pogo pin is double-connection and dual-signal design, and can also have a plurality of function button that the function switches on the.
In view of the above, the present invention provides an electronic percussion instrument, which can change the volume or tone by the force of pressing the keys, so that the operator can have a higher degree of cooperation with the instrument, and the display mode is more diversified.
Drawings
FIG. 1 is a schematic view of an electronic percussion instrument according to an embodiment of the present invention;
FIG. 2 is a schematic view of the connection between the key holder and the key sleeve according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of the connection between the key and the key sleeve according to the embodiment of the present invention;
FIG. 4 is a schematic view of the installation of the circuit board and the touch plate according to the embodiment of the invention;
FIG. 5 is a schematic structural diagram of a touch plate according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an upper housing in an embodiment of the present invention.
Reference numerals:
1-a shell; 2-a circuit board; 3-a key assembly; 4-pressing a key; 5-a membrane contacting plate; a 6-carbon film; 7-a transparent base film; 8-an isolation layer; 9-carbon film position; 10-a light emitting structure; 11-a hollow structure; 12-a key sleeve; 13-a connecting strip; 14-barrier strips; 15-key holder; 17-a second through groove; 18-an upper housing; 19-a lower housing; 20-cushion; 22-a connecting bracket; 23-interface.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and 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 considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
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; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The technical features of the present invention may be combined with each other without conflict.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.
As shown in fig. 1 to 6, an electronic percussion instrument according to the present invention includes a casing 1 and a circuit board 2, the circuit board 2 is disposed inside the casing 1, and further includes a key assembly 3, the key assembly 3 includes a plurality of keys 4 arranged regularly and a touch membrane 5 for electrically connecting with the circuit board 2, the touch membrane 5 is located below the keys 4, the touch membrane 5 is provided with carbon films 6 corresponding to the keys 4 in position and number, and one side of the touch membrane 5 provided with the carbon films 6 faces the circuit board 2; have constituteed percussion instrument through circuit board 2 and button subassembly 3, circuit board 2 is button subassembly 3's circuit board, and button subassembly 3's lower part and circuit board 2 all make overall structure compacter through the cladding of casing 1, can operate button 4 through the upper portion of casing 1, and button 4 is for hitting the button. The operator presses the key 4, the key 4 is dislocated or deformed downwards and is abutted against the touch membrane plate 5, so that the carbon membrane 6 is contacted with the circuit board 2, the communication of the corresponding position of the circuit board 2 is realized, because the central part of the carbon membrane 6 is contacted with the circuit board 2 after the key 4 is pressed, the carbon membrane 6 is wholly contacted with the circuit board 2 along with the increase of the duration and the increase of the pressure of the key 4, and the connection degree with the circuit board 2 is changed by changing the force and the duration of the key 4, so that the form change of different timbres and volumes is realized.
The touch membrane plate 5 is a conductive film, the conductive film comprises a transparent bottom membrane 7, an isolation layer 8 sprayed on the transparent bottom membrane 7 and a carbon membrane position 9 formed on the transparent bottom membrane 7, the carbon membrane position 9 is positioned right below the key 4, the carbon membrane 6 is arranged on the carbon membrane position 9, the isolation layer 8 and the carbon membrane position 9 are positioned on the same side of the transparent bottom membrane 7, and the thickness of the carbon membrane 6 is smaller than that of the isolation layer 8; the conductive film is also called a high-resistance carbon film 6 or a pressure film, one side provided with the carbon film 6 faces the circuit board 2, the thickness of the carbon film 6 is smaller than that of the isolating layer 8, the isolating layer 8 is a non-conductive layer, in a normal state, a gap is reserved between the carbon film 6 and the circuit board 2 under the action of the isolating layer 8 without contact, after a user presses the key 4, the carbon film 6 is downwards extruded by the upper part to be communicated with the circuit board 2 after contacting, and due to the fact that a height difference is formed among the isolating layer 8, the transparent bottom film 7 and the carbon film 6, the contact area of the carbon film 6 and the circuit board 2 is changed along with the pressure, and therefore different volumes or tone.
Further comprising a light emitting structure 10; the lower end part of the key 4 is a hollow columnar structure; the central part of the carbon film position 9 is a hollow structure 11, and the carbon film 6 is arranged around the hollow structure 11; the light-emitting structure 10 is arranged on the circuit board 2 below the hollow structure 11, and the upper part of the light-emitting structure 10 penetrates through the hollow part and enters the inside of the key 4; light-emitting structure 10 is LED lamp pearl, circuit board 2 provides the electric energy for light-emitting structure 10, light-emitting structure 10 produces light and can transmits to button 4, and upwards conduct to the key sleeve, thereby make whole key assembly 3's outward appearance more pleasing to the eye, through set up hollow out construction 11 on carbon membrane position 9, and the tip sets hollow columnar structure to under the button 4, it is littleer all to have guaranteed the distance between light-emitting structure 10 and the button 4, reduce the transmission loss, better assurance visual effect.
The key assembly 3 comprises a plurality of key sleeves 12 with downward openings and connecting strips 13 for connecting the key sleeves 12, the keys 4 are arranged inside the key sleeves 12, and the tops of the keys 4 are connected to the inner top walls of the key sleeves 12.
A plurality of keys 4 are arranged in the key connecting sleeve 12, a barrier strip 14 is arranged between two adjacent keys 4 in the same key connecting sleeve 12, the top and the side of the barrier strip 14 are both connected with the key connecting sleeve 12, and the bottom of the barrier strip 14 is flush with the bottom of the key 4; the keys 4 are arranged in the same key sleeve 12 along the same direction, the bottoms of the keys 4 are electrically connected with the circuit board 2 after being pressed, the pressure or the time of the keys 4 can be determined according to the time difference, the keys 4 can be separated from the connecting sleeve, and the integrity in the vertical direction can be ensured due to an integrated structure.
The key assembly 3 further comprises a key support 15, a plurality of first through grooves for the key sleeves 12 to pass through are formed in the key support 15, and the key sleeves 12 respectively pass through the first through grooves; the key support 15 can realize the fixed connection of the key assembly 3 and the shell 1, ensure that the key assembly 3 is maintained in a certain state, and prevent the key assembly 3 from being translocated in the pressing process.
The key assembly 3 is arranged in the shell 1, the shell 1 comprises an upper shell 18 and a lower shell 19 which are detachably connected, a second through groove is formed in the upper shell 18, the key support 15 is fixedly connected with the inner side wall of the upper shell 18, and the positions of the key sleeves 12 correspond to the positions of the second through grooves respectively; through the design of detachable casing 1, it is more convenient to make overall structure installation production, and the groove is worn to the second is convenient for press key assembly 3's installation and is arranged, and overall structure is inseparabler.
The top end of the outer side of the key sleeve 12 is provided with a soft cushion 20, and the upper surface of the soft cushion 20 protrudes out of the upper shell 18 or is flush with the upper surface of the upper shell 18; the upper surface at key sleeve 12 is installed to cushion 20, and the material of cushion 20 can be for materials such as silica gel, rubber or YPU that have the light transmissivity ability, has both had good sense of touch and can also guarantee good light-transmitting effect to the upper surface of cushion 20 bulges and goes up casing 18 or with the upper surface looks parallel and level of last casing 18, makes the better contact of people's finger with it, accords with the principle of human engineering.
At least one of the left side and the right side of the lower shell 19 is provided with a magnetic attraction structure, and the magnetic attraction structure is composed of a plurality of neodymium iron boron magnet blocks which are regularly arranged; the magnetism structure of inhaling through setting up realizes being connected with other equipment that equally contain magnetism structure, utilizes the suction effect of magnet piece to realize the butt joint with different equipment, and permanent magnetism metal alloy magnet or ferrite permanent magnetism material such as neodymium iron boron magnet, alnico magnet, samarium cobalt magnet can be chooseed for use to the magnet piece, and neodymium iron boron magnet is the embodiment of preferred, and the texture is hard, the stable performance, has fine price/performance ratio, and possess high magnetic force performance and can guarantee good fastness between the equipment.
The magnetic attraction structure is arranged on the connecting bracket 22, and the connecting bracket 22 is also provided with an interface 23; traditional winding displacement connected mode has been changed, the mode that can adopt the contact connection is through connecting the contact point contact on plectrum and the circuit board 2, the intercommunication of data and power has been realized, can also add a P CB board in interface 23 department, with the pogo pin with connect the plectrum welded fastening respectively on the PCB board, realize the pogo pin and be connected the electricity of plectrum and be connected, the pogo pin is one kind by the needle shaft, the spring probe that forms after the needle tubing pre-compaction, better corrosion resistance that has, mechanical properties and electrical property, use and to improve the stability that interface 23 and circuit board 2 are connected in this structure, durability and corrosion resistance, the connection plectrum has realized the contact connection between pogo pin and the circuit, the pogo pin is double-phase electricity and the dual-signal design, and can also have a plurality of function button that the function switches on the circuit board 2.
In view of the above, the present invention provides an electronic percussion instrument, which can change the volume or tone by the force of pressing the button 4, and the operator can have a higher degree of cooperation with the instrument, so that the presentation manner is more diversified.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (10)
1. An electronic percussion instrument comprising a housing and a circuit board, the circuit board being disposed inside the housing, characterized in that: still include the keypad subassembly, the keypad subassembly include a plurality of regular spread the button and be used for with the touch diaphragm plate that the circuit board electricity is connected, touch the diaphragm plate and be located the below of button, touch be provided with on the diaphragm plate position and quantity all with the corresponding carbon film of button, touch the diaphragm plate and be equipped with one side orientation of carbon film the circuit board.
2. The electronic percussion instrument of claim 1, wherein: touch the diaphragm plate and be conductive film, conductive film includes transparent basement membrane, spraying and is in isolation layer on the transparent basement membrane with the carbon film position that forms on the transparent basement membrane, the carbon film position is located under the button, the carbon film sets up on the carbon film position, the isolation layer with the carbon film is located same one side of transparent basement membrane, the thickness of carbon film is less than the thickness of isolation layer.
3. The electronic percussion instrument according to claim 2, wherein:
also includes a light emitting structure;
the lower end part of the key is of a hollow columnar structure;
the central part of the carbon film position is of a hollow structure, and the carbon film is arranged around the hollow structure;
the light-emitting structure is arranged on the circuit board below the hollow structure, and the upper portion of the light-emitting structure penetrates through the hollow portion to enter the key.
4. The electronic percussion instrument of claim 1, wherein: the key assembly comprises a plurality of key sleeves with downward openings and connecting strips used for connecting the key sleeves, the keys are arranged in the key sleeves, and the tops of the keys are connected to the top walls of the inner sides of the key sleeves.
5. The electronic percussion instrument according to claim 4, wherein: the keyboard comprises a keyboard body, a keyboard connecting sleeve is arranged in the keyboard body, a plurality of keys are arranged in the keyboard connecting sleeve, a blocking strip is arranged between every two adjacent keys in the same keyboard connecting sleeve, the top and the side edges of the blocking strip are connected with the keyboard connecting sleeve, and the bottom of the blocking strip is flush with the bottom of the keys.
6. The electronic percussion instrument according to claim 4, wherein: the key assembly further comprises a key support, a plurality of first through grooves used for the key sleeves to penetrate through are formed in the key support, and the key sleeves penetrate through the first through grooves respectively.
7. The electronic percussion instrument of claim 6, wherein: the key assembly is arranged inside the shell, the shell comprises an upper shell and a lower shell which are detachably connected, a second through groove is formed in the upper shell, the key support is fixedly connected with the inner side wall of the upper shell, and the position of the connecting key sleeve corresponds to the position of the second through groove.
8. The electronic percussion instrument of claim 7, wherein: the top end of the outer side of the key sleeve is provided with a soft pad, and the upper surface of the soft pad protrudes out of the upper shell or is flush with the upper surface of the upper shell.
9. The electronic percussion instrument of claim 7, wherein: the magnetic attraction structure is installed on at least one side of the left side and the right side of the lower shell and consists of a plurality of regularly arranged neodymium iron boron magnet blocks.
10. The electronic percussion instrument of claim 9, wherein: the magnetic attraction structure is arranged on the connecting support, and an interface is further arranged on the connecting support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011634143.XA CN112652282A (en) | 2020-12-31 | 2020-12-31 | Electronic percussion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011634143.XA CN112652282A (en) | 2020-12-31 | 2020-12-31 | Electronic percussion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112652282A true CN112652282A (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011634143.XA Pending CN112652282A (en) | 2020-12-31 | 2020-12-31 | Electronic percussion instrument |
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| Country | Link |
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| CN (1) | CN112652282A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112863463A (en) * | 2021-01-04 | 2021-05-28 | 常州视感科技有限公司 | Positioning structure for connecting electronic musical instrument |
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| CN201425869Y (en) * | 2008-12-25 | 2010-03-17 | 上海百嘉电子有限公司 | Force sensing resistor |
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