CN214177517U - Pickup device - Google Patents
Pickup device Download PDFInfo
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- CN214177517U CN214177517U CN202120462332.7U CN202120462332U CN214177517U CN 214177517 U CN214177517 U CN 214177517U CN 202120462332 U CN202120462332 U CN 202120462332U CN 214177517 U CN214177517 U CN 214177517U
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- metal
- sound pickup
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- main board
- connecting plate
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Abstract
The embodiment of the utility model provides a pickup device, which comprises a mainboard provided with a pickup and a shell covered on the mainboard; a sound pickup hole is formed in the position, corresponding to the main board, of the shell, where the sound pickup is arranged; further comprising: the metal conductive component is installed on the mainboard and electrically connected with the pickup, is grounded and is used for releasing static electricity on the pickup; the distance between the sound pick-up and the shell is not more than 5 mm. Can improve pickup effect of pickup device through this scheme.
Description
Technical Field
The utility model relates to a sound collection technical field especially relates to a pickup device.
Background
The sound pickup device comprises a mainboard, a sound pickup arranged on the mainboard and a shell covering the mainboard, wherein a through hole is formed in the shell, and sound is transmitted to the sound pickup through the through hole.
The sound pickup effect of the sound pickup device is related to the length of a path for sound to reach the sound pickup, and the shorter the path, the better the sound pickup effect. At present, the mode of reducing the distance between the sound pick-up and the shell is generally adopted, the path of sound reaching the sound pick-up is reduced, and therefore the sound pick-up effect of the sound pick-up device is improved.
However, when the distance between the microphone and the housing is not more than 5mm, there is a problem of ESD (Electrostatic Discharge immunity), which is very likely to damage the microphone.
In order to improve the sound pickup effect of the sound pickup apparatus, it is necessary to reduce the distance between the sound pickup and the housing, but if the distance between the sound pickup and the housing is further reduced, damage to the sound pickup in the sound pickup apparatus cannot be avoided. Therefore, at present, the sound pickup effect of the sound pickup device cannot be further improved by reducing the distance between the sound pickup and the housing.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a pickup apparatus to improve pickup apparatus's pickup effect. The specific technical scheme is as follows:
the embodiment of the utility model provides a pickup device, which comprises a mainboard provided with a pickup and a shell covered on the mainboard; a sound pickup hole is formed in the position, corresponding to the main board, of the shell, where the sound pickup is arranged; further comprising:
the metal conductive component is installed on the mainboard and electrically connected with the pickup, is grounded and is used for releasing static electricity on the pickup;
the distance between the sound pick-up and the shell is not more than 5 mm.
Optionally, the main board is provided with a mounting hole; the metal conductive component includes:
the metal conductive part is fixedly arranged in the mounting hole and is electrically connected with the sound pick-up;
the metal connecting plate is fixedly arranged on the side surface of the main plate;
the metal connecting plate is electrically connected with the metal conductive part, and the metal conductive part is grounded through the metal connecting plate.
Optionally, the metal conductive part is an internally threaded stud;
the metal connecting plate is provided with a first connecting hole;
the metal conductive component further includes:
and the screw penetrates through the first connecting hole to be connected with the internal thread stud, is used for electrically connecting the metal connecting plate with the metal conductive part and fixing the metal connecting plate on the side surface of the mainboard.
Optionally, a lug is arranged at the edge of the metal connecting plate, and a first positioning hole is formed in the lug;
a second positioning hole is formed in the position, corresponding to the first positioning hole, of the main board;
and positioning columns are arranged on the side surface of the shell close to the main board, corresponding to the first positioning hole and the second positioning hole.
Optionally, the first connecting hole is arranged at one end of the metal connecting plate, and a bent portion for lap joint is arranged at the top end of the other end of the metal connecting plate;
the metal conductive part is grounded through the bending part of the metal connecting plate.
Optionally, the bent portion is provided with a second connecting hole, and a press rivet nut for threaded connection is fixedly arranged at the bent portion corresponding to the second connecting hole.
Optionally, the number of the sound pickup is multiple, and the multiple sound pickups are arranged at intervals.
Optionally, the number of the metal conductive components is multiple;
a plurality of the sound pickup is divided into a plurality of groups, and one group of sound pickup is connected with one metal conductive component in a one-to-one correspondence mode.
Optionally, the main board is of a strip structure, and the plurality of sound pickups are arranged in a linear array; alternatively, the first and second electrodes may be,
the mainboard is circular or annular structure, and is a plurality of the adapter is annular array and arranges.
Alternatively, the metallic conductive member is electrically connected to the microphone through wiring of the main board.
The embodiment of the utility model provides a pickup device sets up the metal conductive component who is connected with the adapter electricity on the mainboard, through with metal conductive component ground connection, can effectively release the static of effect on the adapter, consequently can set up the distance between adapter and the shell to be not more than 5mm to further improve pickup device's pickup effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic partial structure diagram of a sound pickup apparatus according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of the sound pickup apparatus of fig. 1;
FIG. 3 is a schematic view of a metal connecting plate of FIG. 1;
fig. 4 is a schematic structural view of a main board to which the metallic conductive member of fig. 1 is mounted.
The reference numerals in the drawings are explained as follows:
1-shell, 11-pickup hole, 12-positioning column;
2, a main board, 21, a sound pickup, 22 and a second positioning hole;
31-a metallic conductive member;
32-metal connection plate;
321 — a first connection hole;
322-lug, 3221-first locating hole;
323-bending part; 3231-second connecting hole, 3232-rivet nut.
Detailed Description
The technical solution of the embodiment of the present invention is described below with reference to the drawings in the embodiment of the present invention.
In the related art, when the distance between the sound pickup and the housing is not more than about 5mm, there is a problem of ESD (Electrostatic Discharge immunity), which is very likely to damage the sound pickup. In order to prevent the damage of the sound pickup in the sound pickup apparatus, the distance between the sound pickup and the housing cannot be further reduced, which results in that the sound pickup effect of the sound pickup apparatus cannot be further improved. In order to improve the pickup effect of pickup apparatus, the utility model provides a pickup apparatus.
As shown in fig. 1 and 2, an embodiment of the present invention provides a sound pickup apparatus, including a main board 2 provided with a sound pickup 21, and a housing 1 covering the main board 2; a sound pickup hole 11 is formed in the position, corresponding to the main board 2, of the shell 1, wherein the sound pickup 21 is arranged on the main board 2; and the number of the first and second groups,
the pickup device further includes: a metal conductive component, which is installed on the main board 2 and electrically connected with the sound pickup 21, and is grounded, for releasing static electricity on the sound pickup 21;
the distance between the sound pickup 21 and the shell 1 is not more than 5 mm.
It is understood that the metal conductive component may be directly grounded, or may overlap with the housing 1 or the internal conductive structure of the sound pickup apparatus, and the grounding of the metal conductive component 31 is realized by grounding the housing 1 or the internal conductive structure. In addition, the specific component form of the metal conductive component may be various, for example: the metal conductive member may include a metal block embedded on the main board and a wire electrically connected to the metal block and used for grounding, etc. For clarity and layout, the following description will describe specific component forms of the metal conductive components by other embodiments.
In addition, the distance between the microphone 21 and the housing 1 may be 5mm, or the distance between the microphone 21 and the housing 1 may be less than 5 mm. For example, in order to further improve the sound pickup effect of the sound pickup apparatus, in a specific application, the distance between the sound pickup 21 and the housing 1 may be set to be not more than 2mm, but is not limited thereto.
Moreover, the number and arrangement form of the sound collectors 21 are not limited in the present invention, and exemplarily, as shown in fig. 4, the number of the sound collectors 21 is plural, and the plurality of sound collectors 21 may be arranged at intervals. In addition, the number of the metal conductive components can be one or more; when the number of the metal conductive components is one, each of the pickups may be connected to the one of the metal conductive components, and when the number of the metal conductive components is plural, each of the pickups may be connected to the plural of the metal conductive components, and one of the pickups may be connected to the one of the metal conductive components.
For example, in a specific application, the number of the microphones 21 is multiple, and the number of the metal conductive components is multiple, in this case, the multiple microphones 21 may be divided into multiple groups, and one set of the microphones 21 is connected to one metal conductive component in a one-to-one correspondence manner. And in order to compromise the adapter 21 in mainboard middle part and edge, can be through with a plurality of metal conducting component evenly distributed on mainboard 2, the static elimination on all adapters 21 is fast steadily.
It should be noted that, when there are a plurality of sound collectors 21, if the sound collector 21 is covered with a waterproof anti-static film or adhered with a conductive foam in the prior art, each sound collector 21 needs to be covered with a waterproof anti-static film or adhered with a conductive foam, and the price of the waterproof anti-static film and adhered with the conductive foam is high, which results in high cost of the sound collecting apparatus. And adopt the embodiment of the utility model provides a pickup apparatus can be connected a plurality of adapter 21 electricity to one or on a plurality of metal conductive component of less quantity, compares in prior art, can reduce pickup apparatus's cost by a wide margin.
In addition, the main board 2 has various structural types, for example, the main board 2 may have a strip structure, and the plurality of microphones 21 are arranged in a linear array; or, the main board 2 is a circular or annular structure, and the sound pickup 21 is arranged in an annular array. It can be understood that the embodiment of the present invention provides a pickup apparatus whose overall structure can be flexibly set according to actual needs, for example, the bar-shaped structure shown in fig. 1 and 2 can be adopted, correspondingly, as shown in fig. 4, the main board 2 is also set to be a bar-shaped structure, and correspondingly, the plurality of pickups 21 are also arranged in a linear array. Of course, for the sound pickup apparatus having a circular or annular structure as a whole, the main plate 2 may be set to have a circular or annular structure, and correspondingly, the plurality of sound pickups 21 are also arranged in an annular array.
The embodiment of the utility model provides a pickup device sets up the metal conductive component who is connected with the adapter electricity on the mainboard, through with metal conductive component ground connection, can effectively release the static of effect on the adapter, consequently can set up the distance between adapter and the shell to be not more than 5mm to further improve pickup device's pickup effect.
Optionally, in an embodiment of the present invention, as shown in fig. 1, the main board 2 is provided with a mounting hole; the metal conductive component includes:
a metal conductive member 31 fixedly disposed in the mounting hole and electrically connected to the microphone 21;
a metal connecting plate 32 fixedly provided on a side surface of the main board 2;
the metal connection plate 32 is electrically connected to the metal conductive member 31, and the metal conductive member 31 is grounded through the metal connection plate 32.
It is understood that the metal conductive component 31 may adopt various structures such as a block, a column, a ring, etc., and the metal conductive component 31 may be fixed in the mounting hole formed on the motherboard 2 by welding, expansion connection, shaft hole interference fit, etc.
Further, the conductive metal member 31 is electrically connected to the microphone 21 by wiring of the main board 2, for example. It will be appreciated that the metallic conductive member 31 and the microphone 21 can be electrically connected conveniently by wiring of the main board 2 itself. Of course, the metal conductive member 31 and the microphone 21 may be electrically connected by a wire.
In addition, the metal connecting plate 32 is disposed on the side surface of the main board 2, and the metal connecting plate 32 may be disposed on the side of the main board 2 close to the housing 1, or the metal connecting plate 32 may be disposed on the side of the main board 2 far from the housing 1. In order to increase the compactness of the device, the metal connecting plate 32 may be attached to the main plate.
The electrical connection may be achieved by overlapping the metal connecting plate 32 and the metal conductive member 31, or the electrical connection between the metal connecting plate 32 and the metal conductive member 31 may be achieved by connection with a wire, a metal fastener, or the like. The metal connecting plate 32 may be directly grounded, or may be overlapped with the housing 1 or the internal conductive structure of the sound pickup apparatus, and the grounding of the metal conductive component 31 is realized by the grounding of the housing 1 or the internal conductive structure.
In the sound pickup apparatus according to the present embodiment, the metal conductive member electrically connected to the sound pickup is provided on the main board, and the metal conductive member is grounded, specifically, the metal conductive member 31 and the metal connecting plate 32 together constitute the metal conductive member. Through this embodiment, can effectively release the static that acts on the adapter, consequently can set up the distance between adapter and the shell to be not more than 5mm to further improve pickup apparatus's pickup effect.
Optionally, in an embodiment of the present invention, the metal conductive component 31 is an internal threaded stud;
the metal connecting plate 32 is provided with a first connecting hole 321;
the metal conductive component further includes:
and screws which pass through the first connection holes 321 to be connected to the female screw studs, and are used for electrically connecting the metal connecting plate 32 and the metal conductive parts 31 and fixing the metal connecting plate 32 on the side surface of the main board 2.
In the prior art, in order to improve the sound pickup effect of the sound pickup device and avoid ESD from causing damage to the sound pickup, a waterproof anti-static film is generally covered in front of the sound pickup 21 or conductive foam is pasted on the sound pickup, but the waterproof anti-static film is arranged or the conductive foam is pasted on the sound pickup to increase the production process, especially, the compression amount and the anti-dropping performance of the conductive foam are difficult to accurately control, and the sound pickup is inconvenient to install. The embodiment of the utility model provides a pickup device can be very convenient firm fix metal connecting plate 32 on mainboard 2 through the screw, connects reliably, simple to operate, can effectively guarantee pickup device's job stabilization and reliability.
It is thus clear that, through this embodiment, can effectively release the static that acts on the adapter, consequently can set up the distance between adapter and the shell to be not more than 5mm to further improve pickup device's pickup effect. Moreover, the working stability and reliability of the sound pickup device can be effectively guaranteed through the embodiment.
Optionally, in an embodiment of the present invention, as shown in fig. 1 to 3, a lug 322 is disposed at an edge of the metal connecting plate 32, and a first positioning hole 3221 is formed in the lug 322;
a second positioning hole 22 is formed in the main board 2 at a position corresponding to the first positioning hole 3221;
the side surface of the housing 1 close to the main board 2 is provided with positioning posts 12 corresponding to the first positioning holes 3221 and the second positioning holes 22.
It can be understood that the embodiment of the present invention limits the rotational freedom of the metal connecting plate 32 around the female screw stud by the hole shaft connection between the positioning pillar 12 and the first positioning hole 3221 and the second positioning hole 22.
It is thus clear that, through this embodiment, can effectively release the static that acts on the adapter, consequently can set up the distance between adapter and the shell to be not more than 5mm to further improve pickup device's pickup effect. Moreover, the working stability and reliability of the sound pickup device can be effectively guaranteed through the embodiment.
Optionally, in an embodiment of the present invention, as shown in fig. 3, the first connection hole 321 is disposed at one end of the metal connection plate 32, and a bent portion 323 for overlapping is disposed at a top end of the other end of the metal connection plate 32;
the metal conductive member 31 is grounded through the bent portion 323 of the metal connecting plate 32.
The embodiment of the utility model provides a set up the portion 323 of bending on the one end top of metal connecting plate 32, can increase metal connecting plate 32 and shell 1 or inside conductive structure's area of contact, improve the reliability of metallic conductive part 31 ground connection.
The bent portion 323 may be opened with a second connection hole 3231, and a clinch nut 3232 for screw connection is fixedly disposed at the bent portion 323 corresponding to the second connection hole 3231.
It can be understood that the rivet pressing nut 3232 is disposed at the bending portion 323, and the metal connecting plate 32 can be firmly connected with the housing 1 or the internal conductive structure through a screw, so that the grounding reliability of the metal conductive component 31 is further improved, and the stable and reliable operation of the sound pickup device is ensured.
It is thus clear that, through this embodiment, can effectively release the static that acts on the adapter, consequently can set up the distance between adapter and the shell to be not more than 5mm to further improve pickup device's pickup effect. Moreover, the working stability and reliability of the sound pickup device can be further ensured through the embodiment.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. 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 (10)
1. A sound pickup device comprises a main board (2) provided with a sound pickup (21) and a shell (1) covered on the main board (2); a sound pickup hole (11) is formed in the position, corresponding to the main board (2), of the shell (1) where the sound pickup (21) is arranged; it is characterized by also comprising:
the metal conducting component is arranged on the main board (2) and is electrically connected with the sound pick-up (21), and the metal conducting component is grounded and is used for releasing static electricity on the sound pick-up (21);
the distance between the sound pickup (21) and the shell (1) is not more than 5 mm.
2. The pickup device as claimed in claim 1, wherein the main plate (2) is provided with a mounting hole; the metal conductive component includes:
a metal conductive part (31) fixedly arranged in the mounting hole and electrically connected with the sound collector (21);
the metal connecting plate (32) is fixedly arranged on the side surface of the main plate (2);
the metal connecting plate (32) is electrically connected to the metal conductive member (31), and the metal conductive member (31) is grounded via the metal connecting plate (32).
3. The pickup apparatus according to claim 2, wherein said metallic conductive member (31) is an internally threaded stud;
a first connecting hole (321) is formed in the metal connecting plate (32);
the metal conductive component further includes:
and the screw penetrates through the first connecting hole (321) to be connected with the internal thread stud, is used for electrically connecting the metal connecting plate (32) with the metal conductive component (31), and fixes the metal connecting plate (32) on the side surface of the main board (2).
4. The pickup device as claimed in claim 3, wherein a lug (322) is provided at an edge of the metal connecting plate (32), and a first positioning hole (3221) is provided on the lug (322);
a second positioning hole (22) is formed in the main board (2) at a position corresponding to the first positioning hole (3221);
and positioning columns (12) are arranged on the side surface of the shell (1) close to the main board (2) and correspond to the first positioning holes (3221) and the second positioning holes (22).
5. The sound pickup apparatus according to claim 3, wherein the first connection hole (321) is provided at one end of the metal connection plate (32), and a bent portion (323) for overlapping is provided at a top end of the other end of the metal connection plate (32);
the metal conductive member (31) is grounded through a bent part (323) of the metal connecting plate (32).
6. The sound pickup device according to claim 5, wherein the bent portion (323) is provided with a second connecting hole (3231), and a rivet pressing nut (3232) for threaded connection is fixedly arranged at the position of the bent portion (323) corresponding to the second connecting hole (3231).
7. The sound pickup apparatus according to any one of claims 1 to 6, wherein the number of the sound pickup (21) is plural, and the plural sound pickup (21) are provided at intervals.
8. The sound pickup device according to claim 7, wherein the number of the metal conductive members is plural;
the plurality of sound pickup devices (21) are divided into a plurality of groups, and one group of sound pickup devices (21) are connected with one metal conductive component in a one-to-one correspondence mode.
9. The pickup device according to claim 7, wherein the main board (2) has a strip-shaped structure, and a plurality of pickups (21) are arranged in a linear array; alternatively, the first and second electrodes may be,
mainboard (2) are circular or annular structure, and are a plurality of adapter (21) are the annular array and arrange.
10. The sound pickup apparatus according to any one of claims 2 to 6, wherein the metallic conductive member (31) is electrically connected to the sound pickup (21) through wiring of the main board (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120462332.7U CN214177517U (en) | 2021-03-03 | 2021-03-03 | Pickup device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120462332.7U CN214177517U (en) | 2021-03-03 | 2021-03-03 | Pickup device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214177517U true CN214177517U (en) | 2021-09-10 |
Family
ID=77595918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120462332.7U Active CN214177517U (en) | 2021-03-03 | 2021-03-03 | Pickup device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214177517U (en) |
-
2021
- 2021-03-03 CN CN202120462332.7U patent/CN214177517U/en active Active
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