CN111862903A

CN111862903A - Dumb drum

Info

Publication number: CN111862903A
Application number: CN202010663753.6A
Authority: CN
Inventors: 姜波
Original assignee: Shenzhen Souluo Musical Instrument Co ltd
Current assignee: Shenzhen Souluo Musical Instrument Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2020-10-30
Anticipated expiration: 2040-07-10
Also published as: CN111862903B

Abstract

The invention relates to a dumb drum which comprises a drum body, wherein the drum body is connected with a knocking sensing device, the knocking sensing device is connected with a control circuit board, the control circuit board is electrically connected with a feedback device and a power supply device, the feedback device comprises an indicator light, a display screen and an audio player, and the control circuit board is also electrically connected with a memory and/or an input port which are used for transmitting light and/or audio information to the control circuit board. According to the mute drum, the feedback device comprises sound feedback and light feedback, so that a user can better master rhythm in sense, and the memory and/or the input port for transmitting light and/or audio information to the control circuit board are arranged, so that music and standard flashing light can be played, the user can practice along with the music and the light, and the practice effect is improved.

Description

Dumb drum

Technical Field

The invention relates to the technical field of percussion instruments, in particular to a dumb drum.

Background

The percussion instrument is a device which emits sound through knocking, but people are easily disturbed by directly using the percussion instrument for practice, and the dumb drum is a practice device which does not emit sound or generates little sound through knocking. Thus current dumb drum can make the exercise more convenient through the vibration feedback light that strikes, but current dumb drum only can strike feedback light through the customer, generally need cooperate other music playback devices to practise, and is inconvenient to be difficult to perceive with the degree of agreeing with of standard rhythm or rhythm, can only go self-sensation through the sense organ, make the exercise effect not ideal.

Disclosure of Invention

In view of the above, it is necessary to provide a dumb drum which improves the exercise effect.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a dumb drum, includes the drum body, the drum body is connected with strikes induction system, it is connected with control circuit board to strike induction system, control circuit board electricity is connected with feedback device and power supply unit, feedback device includes pilot lamp, display screen and audio player, control circuit board still electricity is connected to have to the memory and/or the input port of control circuit board transmission light and/or audio information.

Furthermore, the drum body is arranged in the shell, the knocking surface is exposed out of the central hole, the indicating lamp is arranged in the shell, and the shell facing the indicating lamp is made of a light-transmitting material.

Furthermore, a control area is arranged at one end of the shell, and the control circuit board, the audio player and the input port are located in the control area.

Further, the shell wraps the edge of the drum body and supports the drum body to enable the drum body to be suspended.

Furthermore, the device also comprises a control key, wherein the control key is a composite function key comprising a pressing mode and a rotating mode.

Furthermore, the intelligent control circuit also comprises an audio output device electrically connected with the control circuit board, wherein the audio output device comprises an audio interface and/or a Bluetooth transceiver.

Further, the pilot lamp is full-color LED lamp area.

Further, the input port includes at least one of a bluetooth transceiver, an audio interface, and a USB data interface.

Further, the power supply device is at least one of a power supply battery, a power supply plug or a power supply interface.

Further, strike induction system and be buzzing piece vibration sensor, buzzing piece vibration sensor is provided with a plurality ofly.

The invention has the beneficial effects that: feedback device has included sound feedback and light feedback, can make the customer grasp rhythm better in the sense organ to set up to memory and/or input port of control circuit board transmission light and/or audio information can play music and standard scintillation light, make the customer follow music and light and go to practise, improve the exercise effect.

Drawings

FIG. 1 is a schematic structural diagram of a dummy drum according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of another direction of a dummy drum according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a shell and an indicator light of a dumb drum according to an embodiment of the invention;

FIG. 4 is a schematic structural diagram of a drum body of a dumb drum according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a dumb drum according to an embodiment of the present invention;

fig. 6 is a schematic diagram of the working principle of the dummy drum according to the embodiment of the invention.

Description of reference numerals:

10. a drum body; 11, a drumhead; 12, a drum core; 20. knocking the sensing device; 21. a comparator/comparison circuit;

30. a control circuit board; 41. an indicator light; 42. a display screen; 43. an audio player;

51. a memory; 60. a control key; 70. a housing; 71. a control area; 72. a convex column;

73. an arc-shaped cavity; 81. a USB interface; 82. an audio interface; 83. a Bluetooth transceiver;

91. and a power supply battery.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, a dumb drum of the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-6, a dumb drum comprises a drum body 10, the drum body 10 is connected with a knocking sensing device 20, the knocking sensing device 20 is connected with a control circuit board 30, the control circuit board 30 is electrically connected with a feedback device and a power supply device, the feedback device comprises an indicator lamp 41, a display screen 42 and an audio player 43, and the control circuit board 30 is also electrically connected with a memory 51 and/or an input port for transmitting light and/or audio information to the control circuit board 30.

The feedback device comprises sound feedback and light feedback, the rhythm can be better mastered in the sense of the customer, the memory 51 and/or the input port for transmitting light and/or audio information to the control circuit board 30 are arranged, music and standard flashing light can be played, the customer can do exercises by following the music and the light, and the exercise effect is improved.

Referring to fig. 1-5, the drum set further includes a housing 70 having a central hole, the drum 10 is disposed in the housing 70 and exposes the striking surface from the central hole, the indicator 41 is disposed in the housing 70, and the housing 70 facing the indicator 41 is made of a light-transmitting material. The housing 70 not only facilitates the installation of various components, but also provides a certain buffering effect, and further improves the silencing and silencing effects of the drum body 10. Generally, referring to fig. 4 and 5, the drum body 10 includes a drum core 12 and a drum head 11, the drum core 12 and the drum head 11 are adhered together, the drum head 11 is generally made of an elastic material to improve the hand feeling, and is generally made of rubber or silica gel, the drum core 12 is generally made of a flexible material to buffer and absorb sound, and may be made of polyurethane foam simply, and particularly, the drum body 10 may also be formed by stacking multiple layers of materials. The housing 70 is typically made of ABS plastic.

Referring to fig. 1-3, a control area 71 is provided at one end of the housing 70, and the control circuit board 30, the audio player 43 and the input port are located in the control area 71. The control circuit board 30, the control keys 60, the audio player 43, the input port and the like are integrated together, so that wiring and installation are facilitated, the occupied space is reduced, the drum body 10 is approximately rounded due to the arrangement of the control area 71, and the stability of connection between the drum body 10 and the casing 70 is enhanced.

Referring to fig. 1-3 and 5, the shell 70 wraps the edge of the drum 10 and supports the drum 10 to suspend the drum 10. The knocking sensing device 20 is convenient to receive vibration signals, so that the influence of high-intensity back vibration generated by the contact of the drum body 10 and the tabletop or the bottom surface on the acousto-optic effect is avoided, and the buffering effect of the shell 70 is improved. A plurality of convex columns 72 are arranged in the shell 70, the convex columns 72 clamp and fix the drum body and form a plurality of arc-shaped cavities 73 between the shell and the drum body, and the arc-shaped cavities 73 can improve the mute effect of the dumb drum; in particular, the arc-shaped cavity 73 is filled with sound-absorbing material, which can be selected according to requirements, and generally adopts flame-retardant material, preferably metal fiber or inorganic foam, and can simply adopt polyurethane foam.

Referring to fig. 1-6, a control key 60 is further included, and the control key 60 is a complex function key including a press and rotate mode. Pressing is generally used to select a control mode, and selection is generally used to adjust the size, i.e., adjust the volume or brightness of the light, etc. The composite function keys are used, so that the number of the keys is reduced, the operation is convenient, the occupied space is reduced, and the whole volume is reduced.

Referring to fig. 6, the device further includes an audio output device electrically connected to the control circuit board 30, wherein the audio output device includes an audio interface 82 and/or a bluetooth transceiver 83. Make things convenient for the customer to play music or strike the analog sound through bluetooth playback devices such as bluetooth headset, bluetooth stereo set and practise, improve the exercise effect, can use the earphone again to avoid disturbing the citizen.

Preferably, the indicator 41 is a full-color LED strip. The lamplight effect is improved, color circulation or random color playing can be carried out according to the control of the control circuit board 30, and the sensory effect is improved.

Referring to fig. 6, the input port includes at least one of a bluetooth transceiver 83, an audio interface 82, and a USB data interface. Can input audio frequency or control the glimmering data file of light through input port, can embed the conversion module of converting audio frequency into light rhythm in control circuit board 30 for the customer can strike along with music or light, improves the accuracy of exercise. Specifically, the USB interface 81 is provided, that is, the USB interface 81 supplies power to the control circuit board 30 and transmits data files to the control circuit board 30, and the USB interface 81 may be at least one of a TYPE-C interface, a USB-a interface, and a micro USB interface.

In particular, please refer to fig. 6, further comprising a comparator or a comparison circuit, wherein the comparator or the comparison circuit is directly or indirectly connected between the control circuit board 30 and the knocking sensing device 20, the comparator or the comparison circuit is configured to compare the difference between the data of the knocking rhythm and force of the exerciser and the standard data, and the difference is fed back through the sound and light or the display screen, so that the exerciser can sense the proficiency through datamation, and further improve the accuracy of the exercise. Generally, an amplifying and filtering circuit and an analog-to-digital conversion circuit are further provided between the control circuit board 30 and the knocking sensing device 20, that is, the knocking sensing device 20 is sequentially connected with the amplifying and filtering circuit, the analog-to-digital conversion circuit, the comparator/comparison circuit 21 and the control circuit board 30. Simply, the comparison circuit may be coupled and integrated onto the control circuit board 30.

Simply, the power supply device is at least one of a power supply battery 91, a power supply plug, or a power supply interface.

Generally, the knocking sensing device 20 is a piezoelectric sensor, and further, the knocking sensing device 20 is a buzzer vibration sensor, and a plurality of buzzer vibration sensors are provided. The knocking sensing device 20 may be attached to a surface of the drum body facing away from the drumhead 11, or may be internally provided in the drum body 10. In particular, three buzzing piece vibration sensors are arranged in the drum body 10 in a triangular distribution.

In summary, the feedback device of the dumb drum provided by the invention comprises sound feedback and light feedback, so that a user can better master rhythm in sense, and the memory and/or the input port for transmitting light and/or audio information to the control circuit board are arranged, so that music and standard flashing light can be played, the user can practice along with the music and the light, and the practice effect is improved.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a dumb drum, its characterized in that, includes the drum body, the drum body is connected with strikes induction system, strike induction system and be connected with control circuit board, control circuit board electricity is connected with feedback device and power supply unit, feedback device includes pilot lamp, display screen and audio player, control circuit board still electricity is connected to have to the memory and/or the input port of control circuit board transmission light and/or audio information.

2. The drum set as recited in claim 1, further comprising a housing having a central opening, said drum being disposed within said housing and exposing a striking surface from said central opening, said indicator light being disposed within said housing, said housing facing said indicator light being made of a light transmissive material.

3. The drum set as in claim 2, wherein a control area is provided at one end of said housing, said control circuit board, said audio player and said input port being located in said control area.

4. The drum set as in claim 2, wherein the shell wraps around the edges of the drum and supports the drum in a suspended manner.

5. The drum set as in claim 1, further comprising control keys, said control keys being complex function keys comprising a press and rotate pattern.

6. The drum set as recited in claim 1 further comprising an audio output device electrically connected to the control circuit board, the audio output device comprising an audio interface and/or a bluetooth transceiver.

7. The drum set as in claim 1, wherein the indicator light is a full color LED strip.

8. The drum dummy of claim 1, wherein the input port comprises at least one of a bluetooth transceiver, an audio interface, a USB data interface.

9. The drum set as in claim 1, wherein the power supply means is at least one of a power supply battery, a power supply plug, or a power supply interface.

10. The drum set as in claim 1, wherein said strike sensing device is a buzzer diaphragm vibration sensor, said buzzer diaphragm vibration sensor being provided in plurality.