CN218352718U - Sounder accessory and sounding system - Google Patents
Sounder accessory and sounding system Download PDFInfo
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- CN218352718U CN218352718U CN202221718259.6U CN202221718259U CN218352718U CN 218352718 U CN218352718 U CN 218352718U CN 202221718259 U CN202221718259 U CN 202221718259U CN 218352718 U CN218352718 U CN 218352718U
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- sounder
- sound
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Abstract
The utility model discloses a sounder accessory, which comprises a shell and a magnetic device; the magnetic device is arranged in the shell; the housing is used for being jointed with a smart device; the position of the magnetic device in the shell corresponds to the position of a sound production unit in the intelligent equipment; adopt casing and magnetic means to constitute the sounder accessory, can set up the corresponding position in the casing with magnetic means according to the position of sound generating unit in the different smart machine, make casing and smart machine joint back, the magnetic means can strengthen the interior sound generating unit of smart machine like the power coefficient of speaker, wholly promote speaker loudness, and in-process magnetic means and speaker lock, magnetic force line in the magnetic gap of speaker can be disturbed in the magnetic field of magnetic means, bring voice coil loudspeaker voice coil disturbance current, can guide smart machine user state as switching signal and switch over the setting, thereby not only can be used for the switching of smart machine sound generating equipment practical state, and improve smart machine's sound production effect.
Description
Technical Field
The utility model relates to a vocal device technical field especially relates to a vocal ware accessory and sound production system.
Background
In order to improve the use experience of the user terminal equipment, the intelligent terminal equipment has obvious trend of light and thin. However, a slimmer overall machine requires hardware to compress the overall dimensions, and the smaller dimensions limit the hardware performance. Taking the whole audio system as an example, the Sound loudness is reduced due to the thinning of the speaker, and the Sound Pressure Level (Sound Pressure Level) is reduced in the full band. In order to reduce the influence of sound loudness reduction, technical means such as a super-linear and large-amplitude speaker architecture and a sound-absorbing particle virtual volume-expanding material are generally adopted. However, although these technical means can compensate for the low-frequency loudness loss, the effect of the low-frequency loudness loss on the medium-high frequency loudness loss is not significantly improved or even inversely reduced. If the super-linear large amplitude needs larger vibration space, the magnetic circuit system is thinned to match the large amplitude to reduce the medium-high frequency SPL.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the sounding device accessory and the sounding system are provided, and the sounding effect of the intelligent device is improved.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a sounder accessory comprising a housing and a magnetic device;
the magnetic device is arranged in the shell;
the housing is used for being jointed with a smart device;
the position of the magnetic device in the shell corresponds to the position of a sound production unit in the intelligent device.
Furthermore, the magnetic circuit center position of the magnetic device corresponds to the magnetic circuit center position of the sound production unit in the intelligent device.
Furthermore, the magnetism of the magnetic device along the center of the magnetic circuit is in the same direction as the magnetism of the sound generating unit in the intelligent equipment along the center of the magnetic circuit.
Further, the housing includes an accommodation cavity and a side edge portion;
the side edge part is arranged along the edge of one side surface of the shell;
the side edge part is used for being buckled with the intelligent equipment;
the accommodating cavity is arranged on the side surface of the shell close to the side edge part;
the accommodating cavity is internally provided with the magnetic device.
Further, the housing includes a horizontal portion and a first support portion;
one side of the first supporting part is connected with one side of the horizontal part at a preset included angle;
the horizontal part is provided with a keyboard assembly;
the magnetic device is arranged on one side face, close to the keyboard assembly, of the first supporting portion.
Further, the housing further comprises a second support portion;
the second supporting part is connected with one side, far away from the horizontal part, of the first supporting part at a preset angle.
Further, the first supporting portion is rotatably connected to the horizontal portion and the second supporting portion, respectively.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a sound production system comprises the sound production device accessory and intelligent equipment;
the intelligent device is provided with a sounding unit;
the position of the sound production unit in the intelligent equipment corresponds to the position of the magnetic device in the shell.
The beneficial effects of the utility model reside in that: adopt casing and magnetic means to constitute the sounder accessory, can set up the corresponding position in the casing with magnetic means according to the position of sound generating unit in the different smart machine, make casing and smart machine joint back, the magnetic means can strengthen the interior sound generating unit of smart machine like the power coefficient of speaker, wholly promote speaker loudness, and in-process magnetic means and speaker lock, magnetic force line in the magnetic gap of speaker can be disturbed in the magnetic field of magnetic means, bring voice coil loudspeaker voice coil disturbance current, can guide smart machine user state as switching signal and switch over the setting, thereby not only can be used for the switching of smart machine sound generating equipment practical state, and improve smart machine's sound production effect.
Drawings
Fig. 1 is a schematic structural view of an acoustic generator accessory according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a sound system according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view taken along plane B-B of the structure of FIG. 2;
FIG. 4 is an enlarged view of a portion of the area labeled A in FIG. 3;
fig. 5 is a schematic structural diagram of another sound generating system in an embodiment of the present invention;
FIG. 6 isbase:Sub>A schematic cross-sectional view taken along plane A-A of the structure of FIG. 5;
FIG. 7 is an enlarged fragmentary view of the area labeled B in FIG. 6;
fig. 8 is a schematic diagram of a simulation of a sound system according to an embodiment of the present invention;
fig. 9 is a schematic diagram comparing BL curves of a sound system according to an embodiment of the present invention;
description of the reference symbols:
1. a sounder accessory; 11. a housing; 111. an accommodating chamber; 112. a side edge portion; 113. a horizontal portion; 114. a first support section; 115. a second support portion; 116. a keyboard assembly; 12. a magnetic device; 2. an intelligent device; 21. a sound emitting unit; 211. a magnet; 212. and a magnetic shield.
Detailed Description
In order to explain the technical contents, the objects and the effects of the present invention in detail, the following description is made in conjunction with the accompanying drawings.
Referring to fig. 1, a sounder assembly includes a housing and a magnetic device;
the magnetic device is arranged in the shell;
the housing is used for being jointed with a smart device;
the position of the magnetic device in the shell corresponds to the position of a sound production unit in the intelligent equipment.
As can be seen from the above description, the utility model has the advantages that: adopt casing and magnetic means to constitute the sounder accessory, can set up the corresponding position in the casing with magnetic means according to the position of sound generating unit in the different smart machine, make casing and smart machine joint back, the magnetic means can strengthen the interior sound generating unit of smart machine like the power coefficient of speaker, wholly promote speaker loudness, and in-process magnetic means and speaker lock, magnetic force line in the magnetic gap of speaker can be disturbed in the magnetic field of magnetic means, bring voice coil loudspeaker voice coil disturbance current, can guide smart machine user state as switching signal and switch over the setting, thereby not only can be used for the switching of smart machine sound generating equipment practical state, and improve smart machine's sound production effect.
Furthermore, the magnetic circuit center position of the magnetic device corresponds to the magnetic circuit center position of the sound production unit in the intelligent device.
It can be known from the above description that the magnetic effect between the magnetic device and the sound generating unit in the smart device is optimized by corresponding the magnetic circuit center position of the magnetic device to the magnetic circuit center position of the sound generating unit in the smart device, so that the disturbance of the magnetic field of the magnetic device to the magnetic force line of the sound generating unit is enhanced in the process of jointing the magnetic device and the smart device, and the switch sensitivity is improved.
Furthermore, the magnetism of the magnetic device along the center of the magnetic circuit is in the same direction as the magnetism of the sound generating unit in the intelligent equipment along the center of the magnetic circuit.
It can be known from the above description, set up as the syntropy through the magnetism along the magnetic circuit center with the interior sound generating unit of magnetic device and intelligent equipment along the magnetism at magnetic circuit center, further improved the effort between the sound generating unit in magnetic device and the intelligent equipment, strengthened the BL drive power of speaker, whole promotion speaker loudness.
Further, the housing includes an accommodation cavity and a side edge portion;
the side edge part is arranged along the edge of one side surface of the shell;
the side edge part is used for buckling with the intelligent equipment;
the accommodating cavity is arranged on the side surface of the shell close to the side edge part;
the accommodating cavity is internally provided with the magnetic device.
According to the above description, the accommodating cavity and the side edge portion are arranged to form the shell, so that the shell can be buckled with the corresponding intelligent device in a manner of a mobile phone protective shell, the stability of the joint between the shell and the intelligent device is improved, and the phenomenon that the magnetic effect between the magnetic device and the sound production unit in the intelligent device is weakened due to the displacement between the shell and the intelligent device is avoided.
Further, the housing includes a horizontal portion and a first supporting portion;
one side of the first supporting part is connected with one side of the horizontal part at a preset included angle;
the horizontal part is provided with a keyboard assembly;
the magnetic device is arranged on one side face, close to the keyboard assembly, of the first supporting portion.
According to the above description, the horizontal part and the first supporting part are arranged to form the shell, so that the shell can be connected with the corresponding intelligent device in the form of a mobile phone support or a tablet computer support, and the horizontal part is further provided with the keyboard assembly, so that the overall sound production effect of the intelligent device can be improved, and key input can be realized through connection of the keyboard and the intelligent device.
Further, the housing further comprises a second support portion;
the second supporting part is connected with one side, far away from the horizontal part, of the first supporting part at a preset angle.
As can be seen from the above description, the second supporting portion is added, and the second supporting portion is connected to the side of the first supporting portion away from the horizontal portion, so that the housing can be more stably disposed on the same plane of the desktop.
Further, the first supporting portion is rotatably connected to the horizontal portion and the second supporting portion, respectively.
Known by the above-mentioned description, through with first supporting part respectively with horizontal part and second supporting part rotatable coupling to can adjust the contained angle between the smart machine on the first supporting part and the horizontal part, improve user experience.
Another embodiment of the present invention provides a sound system, comprising the above-mentioned sounder accessory and intelligent device;
the intelligent device is provided with a sounding unit;
the position of the sound production unit in the intelligent equipment corresponds to the position of the magnetic device in the shell.
The above-mentioned vocal ware accessory of this embodiment can arrange with smart machine, improves smart machine's audio, if can with mobile device such as cell-phone, flat board and notebook computer, wearable equipment such as wrist-watch, bracelet, VR/AR to and IoT product collocation such as intelligent doorbell, locator, intelligent audio amplifier use, explain through concrete implementation mode below:
example one
Referring to fig. 1, a sounder assembly 1 includes a housing 11 and a magnetic device 12;
the magnetic means 12 are arranged inside the housing 11; the housing 11 is used for being jointed with the intelligent device 2; the position of the magnetic device 12 in the housing 11 corresponds to the position of the sound generating unit 21 in the smart device 2;
referring to fig. 2 and 3, a sound system includes a sound generator accessory 1 and a smart device 2; the intelligent device 2 is provided with a sound production unit 21; the position of the sound unit 21 in the smart device 2 corresponds to the position of the magnetic device 12 in the housing 11; the intelligent device 2 comprises mobile terminal devices such as a mobile phone, a tablet and a notebook computer, wearable devices such as a watch, a bracelet and a VR/AR, and IoT products with sounding functions such as an intelligent doorbell, a locator and an intelligent sound box; the sounder accessory 1 comprises a support device, a protective shell, a charging base, an intelligent keyboard, an intelligent touch panel, a stylus pen, an intelligent handle and other common terminal equipment accessories; in the process of fastening the magnetic device 12 with the sound generating unit 21 of the intelligent device 2, such as a speaker, the magnetic field of the magnetic device 12 disturbs the magnetic lines in the magnetic gap of the speaker to bring about voice coil disturbing current, so that the magnetic device can be used as a switching signal to guide the switching setting of the use state of the intelligent device 2, such as switching of audio generation;
referring to fig. 4, in an optional embodiment, the smart device 2 is a mobile phone, and the sounder accessory 1 is matched with the smart device 2 in the form of a mobile phone protective shell; the sound generating unit 21 includes a magnet 211 and a magnetic cover 212; the magnetic cover 212 is arranged at one side close to the magnetic device 12, and the magnet 211 is arranged at one side of the magnetic cover 212 far away from the magnetic device 12; the housing 11 includes an accommodation chamber 111 and a side edge portion 112; the side edge part 112 is arranged along the edge of one side surface of the shell 11; the side edge part 112 is used for buckling with the intelligent device 2; the accommodating cavity 111 is arranged on the side surface of the shell 11 close to the side edge part 112; the accommodating cavity 111 is internally provided with the magnetic device 12; wherein, the magnetic circuit center position of the magnetic device 12 corresponds to the magnetic circuit center position of the sounding unit 21 in the intelligent device 2;
referring to fig. 5 and 6, in an alternative embodiment, the smart device 2 is a tablet computer, and the sounder assembly 1 is in a form of a tablet support or a tablet protective housing, and is matched with the smart device 2; the housing 11 includes a horizontal portion 113, a first support portion 114, and a second support portion 115; one side of the first supporting portion 114 is connected to one side of the horizontal portion 113 at a predetermined included angle; the horizontal portion 113 is provided with a keyboard assembly 116; the magnetic device 12 is arranged on one side of the first supporting part 114 close to the keyboard assembly 116; the second supporting portion 115 is connected to a side of the first supporting portion 114 away from the horizontal portion 113 at a predetermined angle; in another alternative embodiment, the first supporting portion 114 is rotatably connected to the horizontal portion 113 and the second supporting portion 115; the two sides of the first supporting portion 114 are respectively connected to the horizontal portion 113 and the second supporting portion 115 by a hinge, a rotating shaft, or other rotatable connection structure;
referring to fig. 7, in an alternative embodiment, the magnetism of the magnetic device 12 along the center of the magnetic circuit is in the same direction as the magnetism of the sound generating unit 21 in the smart device 2 along the center of the magnetic circuit; after the sounder assembly 1 is engaged with the smart device 2, the magnetic device 12 can enhance the force coefficient of a sounding unit 21 such as a speaker in the smart device 2, and improve the loudness of the speaker as a whole;
wherein, the size of the magnetic device 12 can be slightly larger than the size of the central magnetic steel in the sound generating unit 21; the size of the magnetic device 12 is smaller than the size of the central magnetic steel and the size of the external magnetic steel in the sound generating unit 21, namely, the magnetic device 12 cannot cover the central magnetic steel and the external magnetic steel at the same time; when the polarities of the two are the same, the size of the magnetic device 12 has a critical size from the influence on the voice coil BL, and the critical size can change with the distance between the external magnetic steel and the yoke or the distance between the external magnetic steel and the front cover, and is determined according to the design of an actual product;
the polarity of the central magnetic steel of the sound generating unit 21 is upward, namely the N pole is upward, the polarity of the external magnetic steel is downward, and the N pole is downward; with reference to the BL curve of the single body, the situation in which the magnetic device 12 is respectively disposed on the side of the sounding unit 21 close to the yoke or the front cover is simulated; referring to fig. 8, four different arrangement modes are shown; fig. 8 (a): the magnetic device 12 is arranged on one side close to the yoke iron, and the polarity of the magnetic device is the same as that of the central magnetic steel; fig. 8 (b): the magnetic device 12 is arranged on one side close to the yoke iron, and the polarity of the magnetic device is opposite to that of the central magnetic steel; fig. 8 (c): the magnetic device 12 is arranged at one side close to the front cover, and the polarity of the magnetic device is the same as that of the central magnetic steel; fig. 8 (d): the magnetic device 12 is arranged on one side close to the front cover, and the polarity of the magnetic device is opposite to that of the central magnetic steel;
as can be seen from the BL curve comparison diagram of fig. 9, the middle curve is the BL curve of the speaker without the magnetic device; a considerable part of the magnetic flux of the magnetic device in fig. 8 (a) is transmitted to the yoke, passes through the yoke and continues to be transmitted to the N pole of the permanent magnet, and then reaches the center washer, so that the magnetic flux density of the magnetic gap of the voice coil is increased, and the amplitude of the BL curve is increased, as shown in the curve (a) in fig. 9; in the magnetic circuit of the loudspeaker in fig. 8 (b), the magnetic flux returns from the N pole of the magnetic device to the S pole of the permanent magnet through the yoke, but due to the attraction of the S pole of the magnetic device, a part of the magnetic flux leaks from the yoke, so that the magnetic flux density of the magnetic gap of the voice coil is reduced, and the amplitude of the BL curve is reduced, as shown in the curve (b) in fig. 9; the magnetic flux of the permanent magnet of fig. 8 (c) is transmitted to the center washer, and a part of the magnetic flux leaks from the center washer due to the attraction of the S pole of the magnetic device, so that the magnetic flux density of the magnetic gap of the voice coil is reduced, and the amplitude of the BL curve is reduced, as shown in the curve (c) of fig. 9; the magnetic flux of the magnetic device of fig. 8 (d) has a considerable portion transmitted to the central washer, and is overlapped with the magnetic flux of the permanent magnet, so that the magnetic flux density of the magnetic gap of the voice coil is increased, and the amplitude of the BL curve is increased, as shown in the curve (d) of fig. 9;
the above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (8)
1. A sounder accessory comprising a housing and a magnetic device;
the magnetic device is arranged in the shell;
the housing is used for being jointed with a smart device;
the position of the magnetic device in the shell corresponds to the position of a sound production unit in the intelligent device.
2. The sounder assembly according to claim 1, wherein a magnetic circuit center position of the magnetic device corresponds to a magnetic circuit center position of a sound unit in a smart device.
3. The sounder assembly according to claim 1, wherein the magnetic properties of the magnetic device along the center of the magnetic circuit are in the same direction as the magnetic properties of the sound generating unit within the smart device along the center of the magnetic circuit.
4. The sounder assembly according to claim 1, wherein the housing comprises a receiving cavity and a side edge;
the side edge part is arranged along the edge of one side surface of the shell;
the side edge part is used for buckling with the intelligent equipment;
the accommodating cavity is arranged on the side surface of the shell close to the side edge part;
the accommodating cavity is internally provided with the magnetic device.
5. The sounder assembly according to claim 1, wherein the housing comprises a horizontal portion and a first support portion;
one side of the first supporting part is connected with one side of the horizontal part at a preset included angle;
the horizontal part is provided with a keyboard assembly;
the magnetic device is arranged on one side face, close to the keyboard assembly, of the first supporting portion.
6. The sounder assembly according to claim 5, wherein the housing further comprises a second support portion;
the second supporting part is connected with one side, far away from the horizontal part, of the first supporting part at a preset angle.
7. The sounder assembly according to claim 6, wherein the first support portion is pivotally connected to the horizontal portion and the second support portion, respectively.
8. A sound production system comprising a sound generator accessory as claimed in any one of claims 1 to 7 and a smart device;
the intelligent device is provided with a sounding unit;
the position of the sound production unit in the intelligent equipment corresponds to the position of the magnetic device in the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221718259.6U CN218352718U (en) | 2022-07-04 | 2022-07-04 | Sounder accessory and sounding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221718259.6U CN218352718U (en) | 2022-07-04 | 2022-07-04 | Sounder accessory and sounding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218352718U true CN218352718U (en) | 2023-01-20 |
Family
ID=84912949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221718259.6U Active CN218352718U (en) | 2022-07-04 | 2022-07-04 | Sounder accessory and sounding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218352718U (en) |
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2022
- 2022-07-04 CN CN202221718259.6U patent/CN218352718U/en active Active
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