CN212256895U

CN212256895U - Electronic device

Info

Publication number: CN212256895U
Application number: CN202020135796.2U
Authority: CN
Inventors: 陆彦燊; 余德斌; 赵华
Original assignee: Sound Enlightenment Technology Shenzhen Co ltd
Current assignee: Voice Enlightenment (Beijing) Technology Co.,Ltd.
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-12-29
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses an electronic device, which comprises a shell, a main control circuit board, a key mechanism and a sound mechanism, wherein the shell is provided with a first inner cavity and a sound outlet communicated with the first inner cavity; the main control circuit board is arranged in the first inner cavity; the key mechanism is used for a user to play, comprises a plurality of keys protruding out of the shell and is electrically connected with the main control circuit board; the sound mechanism is used for receiving signals input by the key mechanism or external audio equipment and playing sound through the sound outlet, the sound mechanism is installed in the first inner cavity, and the sound mechanism is electrically connected with the main control circuit board. The utility model discloses an electronic equipment is through with integrated master control circuit board of shell, button mechanism and stereo set mechanism, need not external stereo set equipment, convenient to carry during the performance. The disclosed electronic equipment can be used as an electronic musical instrument, can also be used as a sound box, can be used as a toy for enlightening the sound of children, has rich functions and has larger market space.

Description

Electronic device

Technical Field

The utility model relates to an electronic equipment.

Background

Some playing type or percussion type electronic musical instruments, such as electronic drums, handbags and the like, which exist on the market at present need external sound box equipment to play sound besides the electronic musical instruments, and are inconvenient to carry. Some sound box devices on the market at present can only play the role of playing audio, and have single function.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model discloses an electronic equipment is disclosed to the purpose for solve current electronic musical instrument and need external audio amplifier equipment to play sound, carry some audio amplifier equipment inconvenient and current, only can play the effect of broadcast audio frequency, the single function problem.

The purpose of the utility model is realized by adopting the following technical scheme:

an electronic device, comprising:

the casing is provided with a first inner cavity and a sound outlet communicated with the first inner cavity;

the main control circuit board is arranged in the first inner cavity;

the key mechanism is used for being played by a user and comprises a plurality of keys protruding out of the shell, and the key mechanism is electrically connected with the main control circuit board;

the sound mechanism is used for receiving signals input by the key mechanism or external audio equipment and playing sound through the sound outlet, the sound mechanism is installed in the first inner cavity, and the sound mechanism is electrically connected with the main control circuit board.

As an improved mode, the keys comprise a first key, a plurality of second keys and a plurality of third keys, wherein the plurality of second keys surround the periphery of the first key, and the plurality of third keys surround the plurality of second keys on the periphery of one side, far away from the first key, of the second key ring.

As an improved mode, the number of the second keys is five, the number of the third keys is ten, the five second keys surround the periphery of the first key at equal intervals, the first key is provided with a first central point, each second key is provided with a second central point, one side of each second key, which is far away from the first key, is provided with two third keys, and the two third keys are respectively positioned on two sides of an extension line connecting the first central point and the second central point.

As an improved mode, the first key, the second key and the third key are all regular pentagons, and the first key and the second key, and the second key and the third key are all arranged in a mode of edge alignment.

As an improvement, the housing has a vertical symmetry plane, and the sound outlet includes a first sound outlet, a second sound outlet symmetrically disposed with respect to the vertical symmetry plane and the first sound outlet, and at least one third sound outlet disposed at the bottom of the housing and communicated with the first inner cavity.

As an improvement, the housing further includes a first cover plate covering the first sound outlet and a second cover plate covering the second sound outlet, the first cover plate and the second cover plate are both provided with a plurality of through holes in a penetrating manner, and the first cover plate and the second cover plate extend in opposite directions in an inclined manner in a direction toward the top of the housing.

As an improvement, the housing includes an upper casing, a lower casing connected to the upper casing, and a ring member annularly disposed at a connection between the upper casing and the lower casing, the ring member forms a first handle at the first sound outlet, the ring member forms a second handle at the second sound outlet, and the keys protrude from a surface of the upper casing.

As a refinement, the sound mechanism includes a first speaker, a second speaker and a bass mechanism, the first speaker communicates with the first sound outlet and the bass mechanism, the second speaker communicates with the second sound outlet and the bass mechanism, and the bass mechanism is installed in the first inner cavity and plays sound outwards through the third sound outlet.

As an improvement, the bass mechanism comprises a bass shell with a second inner cavity and at least one diaphragm, the first loudspeaker and the second loudspeaker are both communicated with the second inner cavity, the bass shell is provided with at least one mounting hole communicated with the second inner cavity, and the diaphragm is mounted at the mounting hole.

As an improvement, the electronic device further comprises a key setting mechanism, the key setting mechanism comprises a plurality of setting keys protruding out of the shell, and the key setting mechanism is electrically connected with the main control circuit board.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides an electronic equipment is through with integrated master control circuit board of shell, button mechanism and stereo set mechanism, need not external stereo set equipment, convenient to carry during the performance. The disclosed electronic equipment can be used as an electronic musical instrument, can also be used as a sound box, can be used as a toy for enlightening the sound of children, has rich functions and has larger market space.

Drawings

Fig. 1 is a schematic structural diagram of an electronic device disclosed in an embodiment of the present invention;

fig. 2 is an exploded schematic view of an electronic device according to an embodiment of the present invention;

fig. 3 is a schematic top view of an electronic device according to an embodiment of the present invention;

fig. 4 is a schematic side view of an electronic device according to an embodiment of the present invention;

fig. 5 is a schematic view of a bottom view structure of an electronic device according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an acoustic mechanism disclosed in an embodiment of the present invention;

fig. 7 is an exploded view of the acoustic mechanism according to the embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention discloses an electronic device 100, which includes a housing 10, a main control circuit board 20, a key mechanism 30, and a sound mechanism 40. The housing 10 has a first inner cavity (not shown) and a sound outlet 102 communicating with the first inner cavity; the main control circuit board 20 is installed in the first inner cavity; the key mechanism 30 is used for a user to play, the key mechanism 30 comprises a plurality of keys 31 protruding out of the shell 10, and the key mechanism 30 is electrically connected with the main control circuit board 20; the sound mechanism 40 is configured to receive a signal input by the key mechanism 30 or an external audio device and play a sound through the sound outlet 102, the sound mechanism 40 is installed in the first inner cavity, and the sound mechanism 40 is electrically connected to the main control circuit board 20.

In one embodiment, the disclosed electronic device 100 may be used as a musical instrument. When the sound box is used, a user inputs signals to the main control circuit board 20 through the key-tapping 31, and the main control circuit board 20 controls the sound mechanism 40 to emit corresponding sounds according to the signals input by the key-tapping of the user. It should be noted that the main control circuit board 20 includes a control chip and a memory, a sound sample recorded in advance is stored in the memory, and the main control circuit board 20 sequentially outputs the sound sample according to the sequence and rhythm of the signal input by the user hitting the key to form the music.

In another embodiment, the disclosed electronic device 100 may be used as an audio device. When the audio player is used, the external audio device transmits the audio signal to the sound mechanism 40 in a wired or wireless mode to play.

In another embodiment, the disclosed electronic device 100 may be used as a toy. In particular, as a toy for children voice enlightenment, children can play corresponding seven notes (do, re, mi, fa, sol, la, si), animals, and the nature by hitting keys of the sound mechanism, so as to enlighten children in terms of voice.

In the electronic device 100 disclosed in this embodiment, the main control circuit board 20, the key mechanism 30, and the audio mechanism 40 are integrated with the housing 10, so that the external audio device is not required to be used during playing, and the electronic device is convenient to carry. The disclosed electronic device 100 can be used as an electronic musical instrument and a sound device, can be used as a toy for children to enlighten the sound, has rich functions and has larger market space.

Referring to fig. 3, as an improvement of the present embodiment, the key 31 includes a first key 311, a plurality of second keys 312 and a plurality of third keys 313, the plurality of second keys 312 surround the first key 311, and the plurality of third keys 313 surround the plurality of second keys 312 at a side away from the first key 311. The second keys 312 form a second key ring, the third keys 313 form a third key ring, and the third key ring surrounds the second key ring at the periphery far from the first keys 311.

As an improvement of the present embodiment, there are five second keys 312, ten third keys 313, the five second keys 312 surround the first key 311 at equal intervals, the first key 311 has a first central point 3111, each second key 312 has a second central point 3121, one side of each second key 312 away from the first key 311 is provided with two third keys 313, and the two third keys 313 are respectively located at two sides of an extension line L connecting the first central point 3111 and the second central point 3121. The musical chord constitutes a basic note, the simplest of which is three, such as the major chord C, the basic note constituting this chord is C, E, A, and the first key 311, the second key 312 and the third key 313, through the above arrangement, can conveniently arrange ten sets of chords with three tones with the least keys, can use the number of keys 31 less, and can reduce the size of the product.

As an improvement of the present embodiment, the first key 311, the second key 312, and the third key 313 are all regular pentagons, and the edges of the first key 311 and the second key 312 and the edges of the second key 312 and the third key 313 are all arranged in a regular alignment manner. The edge is aligned with each other, namely two adjacent regular pentagons, wherein one side of one regular pentagon is aligned with one side of the other regular pentagon in parallel. The pentagonal arrangement can improve the identification of the keys 31, for example, compared with a regular hexagonal arrangement, the keys 31 can be identified more easily by a player, and the player can perform the music conveniently.

As a modification of this embodiment, the length of each side of the first button 311, the second button 312 and the third button 313 is 20-30mm, preferably 25 mm. With the design mode, the key with the size accords with the performance of music performance, not only accords with adult use (the key cannot be felt to be too small by adults), but also accords with child use (the key cannot be too large by children), and has a larger application range.

It is understood that the first button 311, the second button 312, and the third button 313 are not limited to the regular pentagon structure, but may be one or a combination of more than one of a triangle, a rectangle, a circle, an ellipse, other polygons such as pentagon, and other irregular shapes, and the specific design may be determined according to the actual design requirement.

As a modification of this embodiment, the key mechanism 30 further includes a key pad (not shown), and the first key 311, the second key 312 and the third key 313 are fixed on the key pad. Preferably, the key pad, the first key 311, the second key 312 and the third key 313 are integrally formed by using a silicone material.

Referring to fig. 2-5, as an improvement of the present embodiment, the housing 10 has a vertical symmetry plane S, and the sound outlet 102 includes a first sound outlet 1021, a second sound outlet 1022 disposed symmetrically with respect to the vertical symmetry plane S and the first sound outlet 1021, and at least one third sound outlet 1023 disposed at the bottom of the housing 10 and communicated with the first inner cavity.

As a modification of the present embodiment, the electronic apparatus 100 is defined to have a front end F facing the listener and a rear end B facing the playing, and the first sound outlet 1021 and the second sound outlet 1022 are both close to the front end F. In this arrangement, when the sound mechanism plays sound through the first sound outlet 1021, the second sound outlet 1022, and the third sound outlet 1023, a stereo surround sound effect can be provided to the listener.

As a modification of this embodiment, the third sound outlets 1023 are provided in two, one of the third sound outlets 1023 is provided near the front end F, and the other third sound outlet 1023 is provided near the rear end B. This arrangement provides the effect of diffusing sound.

As an improvement of this embodiment, the housing 10 further includes a first cover 11 covering the first sound outlet 1021 and a second cover 12 covering the second sound outlet 1022, where the first cover 11 and the second cover 12 both have a plurality of through holes formed therethrough, and the first cover 11 and the second cover 12 extend in opposite directions in an inclined manner in a direction toward the top of the housing 10. By providing the first cover plate 11 and the second cover plate 12 to extend obliquely toward each other in the direction toward the top of the housing 10, the sound diffusion effect can be maximized.

As a modification of the present embodiment, the casing 10 further includes an upper casing 13, a lower casing 14 connected to the upper casing 13, and a ring member 15 annularly disposed at a connection portion of the upper casing 13 and the lower casing 14, the ring member 15 forms a first handle 151 at a first sound outlet 1021, forms a second handle 152 at a second sound outlet 1022, the first sound outlet 1021 and the second sound outlet 1022 are disposed at a connection portion of the upper casing 13 and the lower casing 14, and the first sound outlet 1021 and the second sound outlet 1022 are recessed inward at the connection portion of the upper casing 13 and the lower casing 14 to form a bypass region so that the ring member 15 forms the first handle 151 and the second handle 152. The keys 31 protrude from the surface of the upper case 13. Preferably, the annular element 15 is annular.

As a modification of this embodiment, the third sound outlet 1023 is formed by a combination of a plurality of through holes penetrating through the lower housing 14.

As a modification of the present embodiment, the outer casing 10 has a roughly turtle-shell shape.

Referring to fig. 2 and fig. 6-7, as a modified form of this embodiment, the audio mechanism 40 includes a first speaker 41, a second speaker 42 and a bass mechanism 43, the first speaker 41 communicates with the first sound outlet 1021 and the bass mechanism 43, the second speaker 42 communicates with the second sound outlet 1022 and the bass mechanism 43, and the bass mechanism 43 is installed in the first cavity and plays sound outwards through the third sound outlet 1023. By providing the audio mechanism 40 including the first speaker 41, the second speaker 42 and the bass mechanism 43, the audio mechanism 40 can simultaneously cover the treble band and the bass band, so that a richer auditory experience can be provided to the user.

As a modification of this embodiment, the bass mechanism 43 includes a bass housing 431 having a second cavity 401, and at least one diaphragm 432, the first speaker 41 and the second speaker 42 are both communicated with the second cavity 401, the bass housing 431 is provided with at least one mounting hole 4311 communicated with the second cavity 401, and the diaphragm 432 is mounted at the mounting hole 4311. When the acoustic mechanism 40 is used, the first speaker 41 and the second speaker 42 respectively play sound through the first sound outlet 1021 and the second sound outlet 1022, and at the same time, the first speaker 41 and the second speaker 42 transmit sound to the second cavity 401 of the bass housing 431, the sound entering the second cavity 401 drives the diaphragm 432 to vibrate to emit sound, and the sound emitted by the vibration of the diaphragm 432 is played through the third sound outlet 1023.

As an improvement manner of this embodiment, the bass housing 431 further includes a partition plate 4312 disposed in the second inner cavity 401 to divide the second inner cavity 401 into a first chamber 4011 and a second chamber 4012, the first speaker 41 is communicated with the first chamber 4011, the first chamber 4011 is provided with at least one mounting hole 4311, each mounting hole 4311 is provided with the diaphragm 432, the second speaker 42 is communicated with the second chamber 401, the second chamber 401 is provided with at least one mounting hole 4311, and each mounting hole 4311 is provided with the diaphragm 432.

As an improvement manner of this embodiment, the mounting holes 4311 are respectively opened on both sides of the first chamber 4011, and the vibrating diaphragm 432 is installed at each mounting hole 4311. The mounting holes 4311 are formed in two sides of the second chamber 4012, and the vibrating diaphragm 432 is mounted in each mounting hole 4311.

As a modified form of this embodiment, the bass mechanism 43 is disposed between the first speaker 41 and the second speaker 42, a first pipe 411 communicating with the first speaker 41 is disposed on a side of the first speaker 41 away from the first sound outlet 1021, a second pipe (not shown) communicating with the first chamber 4011 is disposed on a side of the bass housing 431 close to the first speaker 41, and the first pipe 411 is connected to the second pipe. A third pipe (not shown) communicating with the second speaker 42 is disposed on a side of the second speaker 42 away from the second sound outlet 1022, a fourth pipe 4314 communicating with the second chamber 4012 is disposed on a side of the bass housing 431 close to the second speaker 42, and the third pipe is connected to the second pipe 4314.

As an improvement of this embodiment, the bass mechanism 43 further includes a first sealing member 433 and a second sealing member 434, the first sealing member 433 is sleeved outside the first tube 411 and the second tube, and the second sealing member 434 is sleeved outside the third tube and the fourth tube 4314. With this design, by providing the first sealing member 433 and the second sealing member 434, the air tightness at the joint of the first pipe 411 and the second pipe, and at the joint of the third pipe and the fourth pipe 4314 can be ensured, so that the sound emitted by the first speaker 41 and the second speaker 42 does not leak, and can be better propagated into the bass housing 431, and the bass mechanism 43 can play a high-quality low-frequency sound band.

As an improvement of the present embodiment, the electronic device 100 further includes a setting key mechanism 50, the setting key mechanism 50 includes a plurality of setting keys protruding out of the housing, and the setting key mechanism is electrically connected to the main control circuit board 20. In an embodiment, the setting key can be used for setting the tone of the key 31, through the setting of the setting key, the utility model discloses an electronic equipment can regard as musical instruments such as piano, guitar, electronic drum, cello, violin, harmonica to use.

Referring to fig. 1, as an improvement of the present embodiment, the electronic device 100 further includes a volume knob 60, and the volume knob 60 is electrically connected to the main control circuit board 20 for controlling the volume of the sound played by the sound mechanism 40.

As a modification of the present embodiment, the electronic device 100 further includes a balance knob 70, and the balance knob 70 is electrically connected to the main control circuit board 20 for controlling the balance of the sound played by the sound mechanism 40.

As a modification of the present embodiment, the electronic device 100 further includes an interface component (not shown), and the interface component is electrically connected to the main control circuit board 20 for connecting the electronic device 100 with an expansion device.

As a modification of this embodiment, the electronic device 100 further includes a battery assembly (not shown), and the main control circuit board 20, the audio mechanism 40, and the key mechanism 30 are all electrically connected to the battery assembly. Preferably, the battery module is a rechargeable battery module. It should be noted that the electronic device is not limited to be powered by a battery pack, and may be powered by an external power source connected to a power line, which is determined according to actual design requirements.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. An electronic device, comprising:

the main control circuit board is arranged in the first inner cavity;

2. The electronic device of claim 1, wherein the keys comprise a first key, a plurality of second keys and a plurality of third keys, the plurality of second keys surround the first key, and the plurality of third keys surround the plurality of second keys on a side of the second key ring away from the first key.

3. The electronic device of claim 2, wherein there are five second keys, ten third keys, and five second keys are equidistantly surrounding the first key, the first key has a first center point, each second key has a second center point, two third keys are provided on a side of each second key away from the first key, and the two third keys are respectively located on two sides of an extension line connecting the first center point and the second center point.

4. The electronic device of claim 3, wherein the first key, the second key, and the third key are all regular pentagons, and edges of the first key and the second key and the third key are all arranged in a regular alignment manner.

5. The electronic device according to any of claims 1-4, wherein the housing has a vertical symmetry plane, and the sound outlet comprises a first sound outlet, a second sound outlet disposed symmetrically with respect to the vertical symmetry plane, and at least one third sound outlet disposed at the bottom of the housing and communicating with the first cavity.

6. The electronic device of claim 5, wherein the housing further includes a first cover plate covering the first sound outlet and a second cover plate covering the second sound outlet, the first cover plate and the second cover plate are both provided with a plurality of through holes, and the first cover plate and the second cover plate extend in opposite directions in an inclined manner in a direction toward the top of the housing.

7. The electronic device according to claim 5, wherein the housing includes an upper case, a lower case connected to the upper case, and a ring member provided around a connection between the upper case and the lower case, the ring member forming a first handle at the first sound outlet, the ring member forming a second handle at the second sound outlet, and the key protrudes from a surface of the upper case.

8. The electronic device of claim 5, wherein the sound mechanism comprises a first speaker, a second speaker and a bass mechanism, the first speaker is in communication with the first sound outlet and the bass mechanism, the second speaker is in communication with the second sound outlet and the bass mechanism, and the bass mechanism is mounted in the first internal cavity and plays sound outward through the third sound outlet.

9. The electronic device of claim 8, wherein the bass mechanism comprises a bass housing having a second cavity, and at least one diaphragm, wherein the first speaker and the second speaker are both in communication with the second cavity, wherein the bass housing defines at least one mounting hole in communication with the second cavity, and wherein the diaphragm is mounted at the mounting hole.

10. The electronic device of claim 1, further comprising a set key mechanism, wherein the set key mechanism comprises a plurality of set keys protruding out of the housing, and the set key mechanism is electrically connected to the main control circuit board.