CN210629750U - Microphone assembly component and far-field voice equipment component - Google Patents
Microphone assembly component and far-field voice equipment component Download PDFInfo
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- CN210629750U CN210629750U CN201921850684.9U CN201921850684U CN210629750U CN 210629750 U CN210629750 U CN 210629750U CN 201921850684 U CN201921850684 U CN 201921850684U CN 210629750 U CN210629750 U CN 210629750U
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- circuit board
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Abstract
The utility model discloses a microphone assembly subassembly and far field speech equipment subassembly, include: a front frame having an inclined portion; the bracket is detachably connected with the front frame; the circuit board is arranged on the bracket, and the circuit board is inclined relative to the bracket and is attached to the inclined part; a microphone disposed on the circuit board. The utility model discloses in, only need with the circuit board orientation the rake is connected support and preceding frame, and the circuit board can laminate mutually with the rake for frame assembly before circuit board and microphone adapt to the slope, great reduction the assembly degree of difficulty of circuit board and microphone on the frame in front.
Description
Technical Field
The utility model relates to a display device technical field especially relates to a microphone assembly subassembly and far field speech equipment subassembly.
Background
At present, the far-field voice function of intelligent equipment is popularized, human-computer interaction is realized in a human voice mode, the hands of a user can be liberated to a great extent, and particularly, in recent years, the artificial intelligence is rapidly developed, so that the far-field voice is widely applied to the field of intelligent televisions.
In order to seek beauty, the shape of the existing intelligent equipment is often changed, for example, a front frame of an intelligent television is designed, and in order to improve the beauty, the front frame is designed into a shape that the bottom inclines towards the user side. Because the influence of the inclination on inclined plane for current far field pronunciation circuit board is unfavorable for assembling on the inclined plane, increases far field pronunciation's the assembly degree of difficulty.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a microphone assembly subassembly and far field speech equipment subassembly, aim at solving the technical problem that circuit board and microphone are difficult for the assembly on the inclined plane among the prior art.
The utility model provides a technical scheme that technical problem adopted as follows:
a microphone assembly comprising:
a front frame having an inclined portion;
the bracket is detachably connected with the front frame;
the circuit board is arranged on the bracket, and the circuit board is inclined relative to the bracket and is attached to the inclined part;
a microphone disposed on the circuit board.
The microphone assembly component is characterized in that the support is provided with a plurality of connecting pieces, one ends of the connecting pieces are provided with inclined planes, the inclined planes are located on the same plane and form an installation surface, and the circuit board is arranged on the installation surface.
The microphone assembly component is characterized in that a plurality of first through holes are formed in the circuit board, mounting holes are formed in the connecting piece and penetrate through the inclined plane perpendicularly, the mounting holes correspond to the first through holes in a one-to-one mode, and the circuit board penetrates through the first through holes and the mounting holes through screws.
The microphone assembly component is characterized in that a plurality of first through holes are formed in the circuit board, threaded columns are arranged on the connecting pieces, and the threaded columns penetrate through the first through holes and are connected with nuts.
The microphone assembly component is characterized in that the microphone is located on one side, facing the support, of the circuit board, second through holes in one-to-one correspondence with the microphones are formed in the circuit board, and the microphones cover the second through holes.
The microphone assembling component is characterized in that an elastic pad is arranged on one side, away from the support, of the circuit board, a first sound pickup hole is formed in the elastic pad corresponding to the microphone, a second sound pickup hole is formed in the inclined part, and the second sound pickup hole corresponds to the microphone.
The microphone assembly component is characterized in that a flange is arranged on the edge of the elastic pad, the flange extends towards the circuit board and forms an accommodating space between the circuit board and the elastic pad, and the circuit board is located in the accommodating space.
The microphone assembling component is characterized in that an annular boss is arranged on the elastic pad corresponding to the first sound pickup hole, the annular boss is located on one side, facing the inclined part, of the elastic pad, the inner diameter of the first sound pickup hole is smaller than that of the annular boss, and the annular boss can cover the second sound pickup hole.
The microphone assembly component is characterized in that the support faces one side of the inclined part and is provided with a plurality of reinforcing ribs, and the reinforcing ribs are perpendicular to the support.
A far-field speech device assembly comprising a microphone assembly as claimed in any preceding claim.
Has the advantages that: the utility model discloses in, only need with the circuit board orientation the rake is with support and preceding frame body screw connection, and the circuit board can laminate mutually with the rake for frame assembly before circuit board and microphone adapt to the slope, great reduction the assembly degree of difficulty of circuit board and microphone on the preceding frame body.
Drawings
Fig. 1 is a schematic structural diagram of the microphone mounting assembly according to the present invention;
fig. 2 is a first view of the front frame of the present invention;
fig. 3 is a second view of the front frame of the present invention;
fig. 4 is a schematic view of the assembly of the bracket and the connecting member according to the present invention;
FIG. 5 is a schematic structural view of the bracket of the present invention;
fig. 6 is a schematic structural view of a side of the circuit board facing the bracket according to the present invention;
fig. 7 is a schematic structural view of the circuit board facing the inclined portion side in the present invention;
fig. 8 is a schematic structural view of the elastic pad facing the side of the bracket according to the present invention;
fig. 9 is a schematic structural view of the elastic pad facing the inclined portion in the present invention;
fig. 10 is a first view of the assembly of the bracket, the circuit board and the resilient pad of the present invention;
fig. 11 is a second view of the assembly of the bracket, the circuit board and the resilient pad of the present invention;
fig. 12 is a third view of the assembly of the bracket, the circuit board and the resilient pad of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a microphone assembly subassembly, as shown in fig. 1 and 6, microphone assembly subassembly includes preceding frame 1, support 2, circuit board 3 and microphone 32, as shown in fig. 2, preceding frame 1 comprises preceding frame body 11 and rake 12, rake 12 with preceding frame body 11 is connected and inclines for preceding frame body 11, support 2 with preceding frame body 11 can dismantle the connection, circuit board 3 is connected support 2 is towards rake 12 one side of rake 12 extends towards rake 12; the circuit board 3 is inclined relative to the bracket 2, and the included angle between the circuit board 3 and the bracket 2 is equal to the included angle between the inclined part 12 and the front frame body 11; when the bracket 2 is connected with the front frame body 11, the bracket 2 is parallel to the front frame body 11, and the circuit board 3 can be attached to the inclined part 12; the microphone 32 is disposed on the circuit board 3.
The utility model discloses in, the embodiment of preferred, the staff only need with circuit board 3 orientation rake 12 will support 2 with preceding frame body 11 screwed connection, circuit board 3 can with rake 12 laminates mutually, need not staff's use tools will circuit board 3 with rake 12 connects the assembly, great reduction the assembly degree of difficulty of circuit board 3 on preceding frame body 11.
Specifically, the circuit board 3 is a far-field voice circuit board, as shown in fig. 2, a plurality of second sound pickup holes 121 are arranged on the inclined portion 12, and the second sound pickup holes 121 are arranged corresponding to the microphone 32; the front frame body 11 is vertically arranged, an accommodating cavity 100 is formed between the inclined portion 12 and the front frame body 11, as shown in fig. 3, a notch 111 is arranged on the front frame body 11, the notch 111 is communicated with the accommodating cavity 100, and the notch 111 can accommodate the circuit board 3; the two ends of the bracket 2 in the length direction are detachably connected with the two sides of the front frame body 11 in the length direction of the notch 111, during assembly, the bracket 2 is placed on one side of the front frame body 11 away from the inclined part 12, the bracket 2 corresponds to the notch 111, the bracket 2 is pushed towards the notch 111, and the circuit board 3 can just pass through the notch 111 and be inserted into the accommodating cavity 100; continuing to push the bracket 2 towards the notch 111 until the bracket 2 covers the notch 111, the bracket 2 and the front frame body 11 can be connected by screws, and meanwhile, the circuit board 3 is attached to the inclined part 12, so that the circuit board 3 can cover the second sound pickup hole 121, the signal-to-noise ratio of far-field voice is improved, and the sound pickup effect is enhanced.
As shown in fig. 1 and 4, the side of the bracket 2 facing the inclined part 12 is provided with a plurality of connectors 4, and the connectors 4 are used for mounting the circuit board 3; one end of the connecting piece 4 is provided with an inclined surface 41, the inclined surface 41 is inclined relative to the bracket 2, and the included angle between the inclined surface 41 and the bracket 2 is equal to the included angle between the inclined part 12 and the front frame body 11; all the inclined surfaces 41 are located on the same plane and form a mounting surface, namely the mounting surface is composed of all the inclined surfaces 41 located on the same plane; the circuit board 3 is arranged on the mounting surface, so that the circuit board 3 is mounted on the support 2, and the circuit board 3 is tilted relative to the support 2.
The microphone assembling component further includes a plurality of screws, as shown in fig. 6 and 7, in an embodiment of the present invention, the circuit board 3 is provided with a plurality of first through holes 31, in this embodiment, as shown in fig. 4, the connecting member 4 is provided with mounting holes 42, the screws, the mounting holes 42 and the first through holes 31 are in one-to-one correspondence, and the mounting holes 42 are communicated with the corresponding first through holes 31; the mounting hole 42 is perpendicular to the inclined surface 41 and penetrates through the inclined surface 41, the screw penetrates through the first through hole 31 and then is inserted into the mounting hole 42, and is in threaded connection with the mounting hole 42, that is, the circuit board 3 penetrates through the first through hole 31 and the mounting hole 42 through the screw to be connected, so that the circuit board 3 is mounted and fixed on the connecting piece 4.
In another specific implementation manner of this embodiment, a threaded column is disposed on the connecting member 4, and one end of the threaded column is connected to the connecting member 4; one side of the circuit board 3, which is far away from the connecting piece 4, is provided with a nut, one end of the threaded column, which is not connected with the connecting piece 4, penetrates through the first through hole 31 and is in threaded connection with the nut, so that the circuit board 3 is installed and fixed on the connecting piece 4.
The first through holes 31 of the plurality are sequentially arranged along the length direction of the circuit board 3, as shown in fig. 6, every two adjacent first through holes 31 on the circuit board 3 are provided with one or more microphones 32, so that when the circuit board 3 is connected with the connecting pieces 4, the one or more microphones 32 are located between the two adjacent connecting pieces 4, and the connecting pieces 4 cannot interfere with the microphones 32.
Because the circuit board 3 for the support 2 inclines, consequently the circuit board 3 with a triangular accommodation area is formed between the support 2, the microphone 32 is located the circuit board 3 orientation support 2 one side, promptly the microphone 32 is located in the accommodation area, make the support 2 with when preceding frame body 11 is connected, the circuit board 3 can with the tilting portion 12 perfectly laminates, improves the signal-to-noise ratio, reinforcing pickup effect.
As shown in fig. 7, a plurality of second through holes 321 are disposed on the circuit board 3, the second through holes 321 correspond to the microphones 32 one-to-one, and an area corresponding to a diameter of the second through holes 321 is smaller than an area of a side of the microphone 32 facing the bracket 2, so that the second through holes 321 are covered by the microphone 32. Further, the second sound pickup hole 121 with the second through hole 321 one-to-one, and in the present invention, the central axis of the second sound pickup hole 121 and the central axis of the second through hole 321 coincide with each other, so that the second sound pickup hole 121 may be communicated with the second through hole 321, and the sound instruction sent by the user may sequentially pass the second sound pickup hole 121 and the second through hole 321 back quilt the microphone 32 receives.
Further, as shown in fig. 1 and 10, the circuit board 3 is far away from one side of the support 2 is provided with an elastic pad 5, the elastic pad 5 is located the circuit board 3 with between the inclined parts 12, the elastic pad 5 with the inclined parts 12 are attached to each other, through the elastic pad 5 is in the circuit board 3 with pre-compression action is played between the inclined parts 12, the circuit board 3 with there is an assembly gap between the inclined parts 12, also prevent because the circuit board 3 with the inclined parts 12 are not tightly attached to cause the sound pickup effect not good enough, and prevent to lead to under the vibration action the circuit board 3 with the phenomenon of the mutual friction damage of the inclined parts 12 is produced.
As shown in fig. 1, 8 and 9, the edge of the elastic pad 5 is provided with a flange 6, and the flange 6 extends towards the circuit board 3; the flanging 6 is matched with the elastic pad 5, so that an accommodating space is formed between the flanging 6 and the elastic pad 5, the circuit board 3 is positioned in the accommodating space, the circuit board 3 is limited through the accommodating space, and the elastic pad 5 is assembled on one side of the inclined part 12, which is faced by the circuit board 3.
The inclined surface 41 is a plane, the longitudinal section of the connecting piece 4 is triangular, and the inclined surface 41 is connected with the bracket 2; a first sound pickup hole 51 is arranged on the elastic pad 5 corresponding to the microphone 32, and the central axis of the second sound pickup hole 121, the central axis of the second through hole 321 and the central axis of the first sound pickup hole 51 are coincident; as shown in fig. 8, the flange 6 is provided with a plurality of avoiding grooves 61, and the avoiding grooves 61 correspond to the connectors 4 one by one, so as to avoid the connectors 4, so that the elastic pad 5 can contact the bracket 2, and the sound entering the accommodating chamber 100 through the second sound pickup hole 121 and the first sound pickup hole 51 can pass through the second through hole 321 along the shortest route and be received by the microphone 32.
As shown in fig. 8 and 9, a plurality of third through holes 52 are formed in the elastic pad 5, the third through holes 52 correspond to the first through holes 31 one by one, and the third through holes 52 are communicated with the first through holes 31; further, the internal diameter of third through-hole 52 is greater than the external diameter of the nut of screw, make right circuit board 3 with when elastic pad 5 assembles, the screw can pass in proper order third through-hole 52 with insert behind the first through-hole 31 in the mounting hole 42, and with mounting hole 42 threaded connection, the nut of screw can hide extremely in the third through-hole 52, avoid the nut of screw exposes outside elastic pad 5, and leads to the nut of screw is right elastic pad 5 with the laminating between the rake 12 causes the phenomenon of interfering.
As shown in fig. 9 and 10, an annular boss 7 is disposed on the elastic pad 5 corresponding to the first sound pickup hole 51, the annular boss 7 is located on a side of the elastic pad 5 facing the inclined portion 12, the annular boss 7 has elasticity, an inner diameter of the first sound pickup hole 51 is smaller than an inner diameter of the annular boss 7, the annular boss 7 is pressed against the inclined portion 12, so as to further improve a sealing property between the periphery of the first sound pickup hole 51 and the inclined portion 12 on the elastic pad 5, and the annular boss 7 covers the second sound pickup hole 121, so that a user voice command entering the accommodating cavity 100 from the second sound pickup hole 121 can be received by the microphone 32 after completely passing through the first sound pickup hole 51 and the second through hole 321. Can paste the one deck dustproof cloth in the annular boss 7, dustproof cloth is very thin to effectively isolated dust avoids the dust to influence microphone pickup performance.
As shown in fig. 1, 4 and 10, the support 2 is provided with a plurality of reinforcing ribs 21 toward one side of the inclined portion 12, in order to reduce the production cost as much as possible on the premise of ensuring the strength of the support 2 in the preferred embodiment, the number of the reinforcing ribs 21 is two, and the two reinforcing ribs 21 are respectively disposed on two sides of the support 2 in the length direction.
The reinforcing ribs 21 are perpendicular to the bracket 2, and when the bracket 2 is connected with the front frame body 11, the two reinforcing ribs 21 can be inserted into the notches 111; as shown in fig. 2, the bottom of the front frame body 11 on the side away from the inclined portion 12 is provided with an extending portion 8, the extending portion 8 is perpendicular to the front frame body 11, and the extending portion 8 is used for supporting the bracket 2. When the bracket 2 is installed, the bracket 2 is placed on the extension part 8, the circuit board 3 corresponds to the notch 111, and the reinforcing rib 21 is in contact with the extension part 8; because the reinforcing ribs 21 are perpendicular to the bracket 2 and the extending portion 8 is perpendicular to the front frame body 11, when the bracket 2 moves along the extending portion 8 toward the gap 111, the movement stability of the bracket 2 can be ensured, and the circuit board 3 can be parallel to the inclined portion 12 after being inserted into the accommodating cavity 100.
The structure of the bracket 2, the circuit board 3 and the elastic pad 5 after assembly is shown in fig. 10, 11 and 12. The notch 111 may also be used to accommodate the bracket 2, as shown in fig. 1, 4, 5 and 10, two sides of the bracket 2 in the length direction are further provided with mounting plates 22, and the mounting plates 22 and the reinforcing ribs 21 are respectively located on two opposite sides of the bracket 2; the mounting plate 22 is used for screw connection with the front frame body 11. When the mounting panel 22 with during preceding frame body 11 screwed connection, strengthening rib 21 is located hold the chamber 100 in, support 2 is located in breach 111, support 2 keeps away from one side of circuit board 3 with preceding frame body 11 is the parallel and level mutually.
The utility model also provides a far field speech equipment subassembly, include as above arbitrary technical scheme microphone assembly spare.
To sum up, the utility model provides a microphone assembly subassembly and far field speech equipment subassembly, include: a front frame having an inclined portion; the bracket is detachably connected with the front frame; the circuit board is arranged on the bracket, and the circuit board is inclined relative to the bracket and is attached to the inclined part; a microphone disposed on the circuit board. The utility model discloses in, only need with the circuit board orientation the rake is connected support and preceding frame, the circuit board can laminate mutually with the rake for frame assembly before circuit board and microphone adapt to the slope, great reduction the assembly degree of difficulty of circuit board and microphone on the preceding frame body.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. A microphone mounting assembly, comprising:
a front frame having an inclined portion;
the bracket is detachably connected with the front frame;
the circuit board is arranged on the bracket, and the circuit board is inclined relative to the bracket and is attached to the inclined part;
a microphone disposed on the circuit board.
2. The microphone mounting assembly of claim 1 wherein the bracket has a plurality of connectors, wherein the connectors have inclined surfaces at one end, the inclined surfaces all lie in the same plane and form a mounting surface, and the circuit board is disposed on the mounting surface.
3. The microphone assembling component of claim 2, wherein the circuit board is provided with a plurality of first through holes, the connecting member is provided with mounting holes, the mounting holes vertically penetrate through the inclined surface, the mounting holes correspond to the first through holes in a one-to-one manner, and the circuit board penetrates through the first through holes and is connected with the mounting holes through screws.
4. The microphone mounting assembly of claim 2, wherein the circuit board has a plurality of first through holes, and the connector has a threaded post extending through the first through holes for connection to a nut.
5. The microphone mounting assembly of claim 1, wherein the microphone is located on a side of the circuit board facing the bracket, the circuit board having a second through hole corresponding to the microphone in a one-to-one correspondence, the microphone covering the second through hole.
6. The microphone mounting assembly of claim 1, wherein the side of the circuit board away from the bracket is provided with an elastic pad, a first sound pickup hole is formed on the elastic pad corresponding to the microphone, and a second sound pickup hole is formed on the inclined portion and corresponds to the microphone.
7. The microphone assembly of claim 6 wherein the resilient pad has a flange at an edge thereof, the flange extending toward the circuit board and forming a receiving space with the resilient pad, the circuit board being located in the receiving space.
8. The microphone assembling component of claim 6, wherein an annular boss is provided on the elastic pad corresponding to the first sound pickup hole, the annular boss is located on a side of the elastic pad facing the inclined portion, an inner diameter of the first sound pickup hole is smaller than an inner diameter of the annular boss, and the annular boss covers the second sound pickup hole.
9. The microphone mounting assembly of claim 1, wherein the bracket has a plurality of ribs formed on a side thereof facing the inclined portion, the ribs being perpendicular to the bracket.
10. A far-field speech device assembly comprising a microphone assembly according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921850684.9U CN210629750U (en) | 2019-10-30 | 2019-10-30 | Microphone assembly component and far-field voice equipment component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921850684.9U CN210629750U (en) | 2019-10-30 | 2019-10-30 | Microphone assembly component and far-field voice equipment component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210629750U true CN210629750U (en) | 2020-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921850684.9U Active CN210629750U (en) | 2019-10-30 | 2019-10-30 | Microphone assembly component and far-field voice equipment component |
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| Country | Link |
|---|---|
| CN (1) | CN210629750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786397A (en) * | 2022-06-20 | 2022-07-22 | 龙旗电子(惠州)有限公司 | Microphone sealing structure and electronic equipment |
-
2019
- 2019-10-30 CN CN201921850684.9U patent/CN210629750U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786397A (en) * | 2022-06-20 | 2022-07-22 | 龙旗电子(惠州)有限公司 | Microphone sealing structure and electronic equipment |
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