CN216161436U

CN216161436U - Percussion instrument simulator

Info

Publication number: CN216161436U
Application number: CN202121358859.1U
Authority: CN
Inventors: 颜明; 李宁
Original assignee: Shenzhen Pingzheng Intelligent Technology Co ltd
Current assignee: Shenzhen Pingzheng Intelligent Technology Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-04-01
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of percussion instruments, in particular to a percussion instrument simulation device, which comprises a motion capture device and a drum sound processing device which are arranged in a separated mode; the motion capture device comprises at least two drum rods, wherein each drum rod comprises a first cover body, a first battery, a first control PCBA board and a vibration motor, the first battery, the first control PCBA board and the vibration motor are arranged in the first cover body, and the first control PCBA board is connected with the battery and the vibration motor respectively; the drumbeat processing device comprises a second cover body, a second battery and a second control PCBA board, wherein the second battery and the second control PCBA board are arranged in the second cover body, the second control PCBA board is electrically connected with the second battery, and in addition, the second PCBA board is also used for receiving or sending audio signals and sending MIDI coding instructions; and the motion capture device further comprises two pedals. The percussion instrument simulator can simulate a jazz drum to play a musical instrument, is portable and can play at any time, and the portability of the jazz drum is greatly improved.

Description

Percussion instrument simulator

Technical Field

The utility model relates to a percussion instrument field, in particular to percussion instrument analogue means.

Background

At present, in a plurality of musical instruments, jazz drums have caused a large threshold for beginners and interested consumers due to the problems of large volume, inconvenient carrying, high price and the like, and although devices such as 'electronic drums' and 'air drums' have appeared on the market, the following disadvantages still exist:

1. an "electronic drum": the electric drum is not separated from the drum head of an entity, and the electric drum has the problems of power supply, larger occupied space, difficulty in carrying and the like although the volume is reduced to some extent, does not fundamentally improve the experience, and is not friendly to beginners and consumers interested in trying;

2. "air blast": the motion capture device is adopted to deliver motion data to the intelligent equipment for processing, although the physical drumhead is not needed, the motion data needs to be matched with the intelligent equipment (such as a mobile phone, a tablet, a computer and the like) and corresponding software is installed and opened for use, so that the air drum cannot become independent equipment, is limited by the performance of the intelligent equipment, can generate different degrees of time delay, causes bad experience, and cannot be used for practice and playing.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, the present invention provides a percussion instrument simulation apparatus to solve the above-mentioned problems of the prior art.

The technical scheme adopted by the utility model for solving the problems in the prior art is as follows: a percussion instrument simulation device comprises a motion capture device and a drum sound processing device which are separately arranged; the drum comprises a first cover body, a first battery, a first control PCBA board and a vibration motor, wherein the first battery, the first control PCBA board and the vibration motor are arranged in the first cover body, the first control PCBA board is respectively connected with the first battery and the vibration motor, and meanwhile, a frequency signal can be transmitted to the drum sound processing device according to a motion command captured by the drum.

The drumhead processing device comprises a second cover body, a second battery and a second control PCBA board, wherein the second battery and the second control PCBA board are arranged in the second cover body, the second control PCBA board is electrically connected with the second battery, the second control PCBA board is used for receiving radio frequency signals sent by the first control PCBA board, and in addition, the second control PCBA board is also used for receiving or sending audio signals and sending MIDI coding instructions.

The motion capture device also comprises two pedals, wherein each pedal comprises a third cover body, a third battery and a third control PCBA board, the third battery and the third control PCBA board are arranged in the third cover body, and the third control PCBA board is connected with the third battery and can send radio frequency signals to the drumhead processing device according to motion commands captured by the pedals.

As a preferable aspect of the present invention, the first control PCBA board includes a first arithmetic processor, a first gyroscope sensor, a first acceleration sensor, a geomagnetic sensor, and a first 2.4G radio frequency chip, the first gyroscope sensor, the first acceleration sensor, the geomagnetic sensor, and the first 2.4G radio frequency chip are respectively connected to the first arithmetic processor, and the first 2.4G radio frequency chip is configured to send a radio frequency signal to the second control PCBA board.

As a preferable aspect of the present invention, the first control PCBA board further includes a first status indicator lamp, a first function button, and a first charging circuit, the first status indicator lamp, the first function button, and the first charging circuit are respectively connected to the first arithmetic processor, and the first charging circuit charges the first battery through the first arithmetic processor.

As a preferred scheme of the present invention, the second control PCBA board includes a second arithmetic processor, a bluetooth chip, and a second 2.4G rf chip, and the bluetooth chip and the second 2.4G rf chip are respectively connected to the second arithmetic processor, where the second 2.4G rf chip is configured to receive an rf signal sent by the first control PCBA, and the bluetooth chip is configured to receive a music sound effect of an external sound source.

As a preferable aspect of the present invention, the second arithmetic processor controls the bluetooth chip to provide a BLE MIDI interface and a USB MIDI interface, and the BLE MIDI interface and the USB MIDI interface send MIDI encoding instructions of the jazz drum to an external apparatus that can receive the MIDI instructions.

As a preferable aspect of the present invention, the second control PCBA board further includes a second status indicator light, a second function key, and a second charging circuit, the second status indicator light and the second function key are respectively connected to the second arithmetic processor, wherein the second charging circuit charges the second battery through the second arithmetic processor.

As a preferable aspect of the present invention, the third control PCBA board may further include a third arithmetic processor, a third battery, a second gyroscope sensor, a second acceleration sensor, and a third 2.4G rf chip, the third battery, the second gyroscope sensor, the second acceleration sensor, and the third 2.4G rf chip are respectively connected to the third arithmetic processor, wherein the third 2.4G rf chip is configured to send an rf signal to the second control PCBA board.

As a preferable embodiment of the present invention, the pedal further includes a third status indicator, a third function button, and a third charging circuit, the third status indicator, the third function button, and the third charging circuit are respectively connected to the third arithmetic processor, and the third charging circuit charges a third battery through the third arithmetic processor.

As a preferable aspect of the present invention, the drumhead processing apparatus further includes a first back clip movably provided on the second cover body via a first elastic member.

As a preferable aspect of the present invention, the footrest further includes a second back clip movably disposed on the third cover via a second elastic member.

Compared with the prior art, the utility model has the following technical effects:

1. according to the percussion instrument simulation device, the jazz drum can be simulated to play the instrument through the separately designed motion capture device and the drum sound processing device, the device is portable and can be played at any time, and the portability of the jazz drum is greatly improved;

2. no additional intelligent equipment (such as a computer, a tablet, a mobile phone and the like) is needed, and the use is convenient;

3. the sound production device can be connected with a player (such as an earphone) through an audio output port, cannot interfere with other people and is suitable for independent exercise;

4. the motion capture device and the drumhead processing device are connected by adopting a 2.4GHZ wireless protocol, code matching is not needed, the connection is not disconnected, and the knocking motion and the sound output have no time delay;

5. providing a BLE MIDI and USB MIDI interface, and sending the MIDI coding instructions of the jazz drum to an external device which can receive the MIDI instructions through the BLE and USB interface;

6. the drum sound processing device can receive Bluetooth music sent by the intelligent equipment and output drum sound mixing sound.

Drawings

Fig. 1 is a structural view of a stick in a percussion instrument simulation apparatus according to the present invention.

Fig. 2 is a structural view of a drum sound processing device in a percussion instrument simulation apparatus according to the present invention.

Fig. 3 is a structural view of a pedal in a percussion instrument simulation apparatus according to the present invention.

Fig. 4 is a schematic block diagram of a first control PCBA board in the percussion instrument simulation apparatus according to the present invention.

FIG. 5 is a schematic block diagram of a second control PCBA board in the percussion instrument simulation apparatus of the present invention.

FIG. 6 is a schematic block diagram of a third control PCBA board in the simulation device of a percussion instrument according to the present invention.

Fig. 7 is a schematic view of a spatial drumhead in the percussion instrument simulation apparatus of the present invention.

Reference numbers in the figures:

1. a drum stick; 11. a first cover body; 12. a first battery; 13. a first control PCBA board; 14. a vibration motor; 131. a first arithmetic processor; 132. a first gyroscope sensor; 133. a first acceleration sensor; 134. a geomagnetic sensor; 135. a first 2.4G radio frequency chip; 136. a first status indicator light; 137. a first function key; 138. a first charging circuit;

2. a drumbeat processing device; 21. a second cover body; 22. a second battery; 23. a second control PCBA board; 24. a first back clip; 25. a first latch; 26. a first spring; 231. an audio output port; 232. a second arithmetic processor; 233. a Bluetooth chip; 234. a second 2.4G radio frequency chip; 235. a second status indicator light; 236. a second function key; 237. a second charging circuit; 238. a BLE MIDI interface; 239. a USB MIDI interface;

3. pedaling; 31. a third cover body; 32. a third battery; 33. a third control PCBA board; 34. a second back clip; 35. a second bolt; 36. a second spring; 331 a third arithmetic processor; 332. a second gyroscope sensor; 333. a second acceleration sensor; 334. a third 2.4G radio frequency chip; 335. a third status indicator light; 336. a third function key; 337. and a third charging circuit.

Detailed Description

The following detailed description of the present invention is provided in connection with the accompanying drawings, and it should be noted that the present invention is not limited to the specific embodiments described herein.

In addition, the technical features involved in the patented embodiments of the utility model described below may be combined with each other as long as they do not conflict with each other.

As shown in the attached figures 1-7: a percussion instrument simulation apparatus includes a motion capture device and a drum sound processing device 2 which are separately provided.

The motion capture device comprises at least two drum sticks 1, each drum stick 1 comprises a first cover body 11, a first battery 12 arranged in the first cover body 11, a first control PCBA board 13 and a vibration motor 14, and the first control PCBA board 13 is respectively connected with the first battery and the vibration motor 14 and can send radio frequency signals to the drum sound processing device 2.

The drumhead processing device 2 comprises a second cover body 21, a second battery 22 and a second control PCBA board 23, wherein the second battery 22 and the second control PCBA board 23 are arranged in the second cover body 21, the second control PCBA board 23 is electrically connected with the second battery 22, the second control PCBA board 23 is used for receiving radio frequency signals sent by the first control PCBA board 13, in addition, an audio output port 231 is arranged on the second control PCBA board, and the audio output port 231 is used for being connected with earphones or sound boxes.

Further, the motion capture device further comprises two pedals 3, each pedal 3 comprises a third cover 31, a third battery 32 and a third control PCBA board 33, the third battery 32 and the third control PCBA board 33 are arranged in the third cover 31, the third control PCBA board 33 is connected with the third battery 32, and meanwhile, the third control PCBA board 33 can capture motion commands of the pedals 3 and send radio frequency signals to the drumhead processing device.

Preferably, the first control PCBA board 13 includes a first arithmetic processor 131, a first gyroscope sensor 132, a first acceleration sensor 133, a geomagnetic sensor 134, and a first 2.4G radio frequency chip 135, and the first gyroscope sensor 132, the first acceleration sensor 133, the geomagnetic sensor 134, and the first 2.4G radio frequency chip 135 are respectively connected to the first arithmetic processor 131, where the first 2.4G radio frequency chip 135 is configured to send radio frequency signals to the second control PCBA board 23.

Further, the first control PCBA board 13 further includes a first status indicator 136, a first function button 137, and a first charging circuit 138, the first status indicator 136, the first function button 137, and the first charging circuit 138 are respectively connected to the first arithmetic processor 131, wherein the first charging circuit 138 charges the first battery 12 through the first arithmetic processor 131.

Preferably, the second control PCBA board 23 includes a second operation processor 232, a bluetooth chip 233 and a second 2.4G rf chip 234, the bluetooth chip 233 and the second 2.4G rf chip 234 are respectively connected to the second operation processor 232, wherein the second 2.4G rf chip 234 is configured to receive the rf signal sent by the first control PCBA, the bluetooth chip 233 is configured to receive the music sound effect of the external sound source, and simultaneously, the MIDI coding instruction of the jazz drum can be sent to the external device that can receive the MIDI instruction through the MIDI BLE interface 238 and the USB MIDI interface 239.

Further, the second control PCBA board 23 further includes a second status indicator lamp 235, a second function key 236 and a second charging circuit 237, the second status indicator lamp 235 and the second function key 236 are respectively connected to the second arithmetic processor 232, wherein the second charging circuit 237 charges the second battery 22 through the second arithmetic processor 232.

Preferably, the third control PCBA board 33 further comprises a third arithmetic processor 331, a second gyroscope sensor 332, a second acceleration sensor 333, and a third 2.4G rf chip 334, the second gyroscope sensor 332, the second acceleration sensor 333, and the third 2.4G rf chip 334 are respectively connected to the third arithmetic processor 331, wherein the third 2.4G rf chip 334 is configured to transmit rf signals to the second control PCBA board 23.

Further, the third control PCBA board 33 further includes a third status indicator 335, a third function button 336 and a third charging circuit 337, the third status indicator 335, the third function button 336 and the third charging circuit 337 are respectively connected to the third arithmetic processor 331, and the third charging circuit 337 charges the third battery 32 through the third arithmetic processor 331.

Specifically, when the user uses the shoe, the user respectively holds one drum stick 1 with both hands, the left foot and the right foot can respectively clamp (tie) the pedals 3 on the shoes or the shoelaces, the drum stick 1 is used for knocking a specific position in the space, and the corresponding pedal 3 is vibrated by the foot.

The drumstick 1 captures position posture (position) and speed posture (knocking) through a sensor group consisting of the first gyroscope sensor 132, the first acceleration sensor 133 and the geomagnetic sensor 134 to judge motion data of the hand of the user, and sends the motion data to the second 2.4G radio frequency chip 234 in the drumstick processing device 2 through the first 2.4G radio frequency chip 135.

The pedal 3 captures vibration information or position posture through the third arithmetic processor, the second gyroscope sensor and the second acceleration sensor to judge motion data of the user foot, and sends the second 2.4G radio frequency chip 234 in the drumhead processing device 2 through the third 2.4G radio frequency chip.

After receiving the radio frequency signal, the drum sound processing device 2 performs arithmetic processing on the signal through the second arithmetic processor 232, plays audio data corresponding to the tapping code, and is connected with an earphone or a speaker through the audio output port 231 to output musical instrument sound.

In addition, a bluetooth chip 233 is further built in the drumhead processing device 2, and the bluetooth chip 233 is used for receiving a music sound effect of an external sound source so as to match with a tapping sound of a user. Meanwhile, the MIDI coding instructions of the jazz drum can be sent to an external device capable of receiving the MIDI instructions through a BLE and USB interface.

Further, the drumhead processing device 2 further comprises a first back clip 24, and the first back clip 24 is movably arranged on the second cover body 21 through a first elastic piece, so that a user can carry the drumhead processing device 2 conveniently.

Specifically, the elastic member includes a first bolt 25 and a first spring 26, the first back clip 24 is movably disposed on the second cover 21 through the first bolt 25, and the first spring 26 is disposed on the bolt 25 in a penetrating manner.

Further, the pedal 3 further comprises a second back clip 34, and the second back clip 34 is movably disposed on the third cover 31 through a second elastic member, so that the user can conveniently step on the pedal.

Specifically, the second elastic element includes a second bolt 35 and a second spring 36, the second back clip 34 is movably disposed on the third cover 31 through the second bolt 35, and the second spring 36 is disposed on the second bolt 35 in a penetrating manner.

Referring to fig. 7, the spatial drumhead position is set.

1. The drumhead planes are divided into two rows, wherein the upper row is provided with four drumheads, and the lower row is provided with three drumheads, and the total number of the drumheads is seven;

2. the horizontal direction takes 0 degree as the center, the angle range of 'Hi-hat' (minus 90 to minus 30 degrees), the angle range of 'Acoustic Snare' (minus 30 to plus 30 degrees), the angle range of 'Floor Tom' (plus 30 to plus 90 degrees), the angle range of 'blast Cymbal' (minus 90 to minus 40 degrees), the angle range of 'High Tom' (minus 40 to 0 degrees), the angle range of 'Mid Tom' (0 to plus 40 degrees) and the angle range of 'Ride Cymbal' (plus 40 to plus 90 degrees);

3. the vertical direction takes 0 degree as the center, the 'Hi-hat' angle range (-40 to +30 degrees), 'Acoustic Snare' angle range (-50 to +20 degrees), 'Floor Tom' angle range (-60 to +30 degrees), 'blast Cymbal' angle range (+ 30 to +80 degrees), 'High Tom' angle range (+ 20 to +70 degrees), 'Mid Tom' angle range (+ 20 to +70 degrees), and 'Ride Cymbal' angle range (+ 30 to +80 degrees).

The two drumsticks 1 generate corresponding sounds by knocking the drumhead.

3. the sound production device can be connected with a player (such as an earphone) through an audio output port, so that the device does not interfere with other people and is suitable for exclusive exercise;

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. A percussion instrument simulator is characterized by comprising a motion capture device and a drum sound processing device which are separately arranged; the drum stick comprises a first cover body, a first battery, a first control PCBA board and a vibration motor, wherein the first battery, the first control PCBA board and the vibration motor are arranged in the first cover body; the drumhead processing device comprises a second cover body, a second battery and a second control PCBA board, wherein the second battery and the second control PCBA board are arranged in the second cover body, the second control PCBA board is electrically connected with the second battery, the second control PCBA board is used for receiving the radio frequency signals sent by the first control PCBA board, and the second control PCBA board is further used for receiving or sending audio signals and sending MIDI coding instructions; and the motion capture device also comprises two pedals, wherein each pedal comprises a third cover body, a third battery and a third control PCBA board, the third battery and the third control PCBA board are arranged in the third cover body, and the third control PCBA board is connected with the third battery and can send radio frequency signals to the drumbeat processing device according to motion commands captured by the pedals.

2. A percussion instrument simulator according to claim 1, wherein: first control PCBA board includes first operation processor, first gyroscope sensor, first acceleration sensor, geomagnetic sensor and first 2.4G radio frequency chip respectively with first operation processor is connected, wherein, first 2.4G radio frequency chip be used for to second control PCBA board sends radio frequency signal.

3. A percussion instrument simulation apparatus according to claim 2, wherein: the first control PCBA board further comprises a first state indicator lamp, a first function key and a first charging circuit, wherein the first state indicator lamp, the first function key and the first charging circuit are respectively connected with the first operation processor, and the first charging circuit charges the first battery through the first operation processor.

4. A percussion instrument simulator according to claim 1, wherein: the second control PCBA board includes second operation treater, bluetooth chip and second 2.4G radio frequency chip respectively with the second operation treater is connected, wherein, the second 2.4G radio frequency chip is used for receiving the radio frequency signal that first control PCBA sent, the bluetooth chip is used for receiving the music audio of outside sound source.

5. The percussion instrument simulator of claim 4, wherein: the second arithmetic processor controls the bluetooth chip to provide a BLE MIDI interface and a USB MIDI interface, and the BLE MIDI interface and the USB MIDI interface send MIDI encoding instructions of the jazz drum to an external device that can receive the MIDI instructions.

6. The percussion instrument simulator of claim 4, wherein: the second control PCBA board further comprises a second state indicator lamp, a second function key and a second charging circuit, the second state indicator lamp and the second function key are respectively connected with the second operation processor, and the second charging circuit charges the second battery through the second operation processor.

7. A percussion instrument simulator according to claim 1, wherein: the third control PCBA board also comprises a third operation processor, a third battery, a second gyroscope sensor, a second acceleration sensor and a third 2.4G radio frequency chip, wherein the third battery, the second gyroscope sensor, the second acceleration sensor and the third 2.4G radio frequency chip are respectively connected with the third operation processor, and the third 2.4G radio frequency chip is used for sending radio frequency signals to the second control PCBA board.

8. A percussion simulation apparatus according to claim 7, wherein: the pedal also comprises a third state indicator lamp, a third function key and a third charging circuit, wherein the third state indicator lamp, the third function key and the third charging circuit are respectively connected with the third arithmetic processor, and the third charging circuit charges a third battery through the third arithmetic processor.

9. A percussion instrument simulator according to claim 1, wherein: the drum sound processing device further comprises a first back clip, and the first back clip is movably arranged on the second cover body through a first elastic piece.

10. A percussion instrument simulator according to claim 1, wherein: the pedal still includes the second back splint, the second back splint passes through the activity of second elastic component and sets up on the third lid.