Microphone fixing structure and sound box

Abstract

The utility model discloses a microphone fixing structure and a sound box, the microphone fixing structure comprises a soft rubber sleeve, a casing, a main control board, a microphone assembly and a pressing frame, the casing is provided with a clamping groove and a sound hole communicated with the clamping groove; the main control board is connected with the casing and forms an accommodating space with the casing in a surrounding manner, and the accommodating space is communicated with the sound hole through the clamping groove; the microphone assembly comprises a microphone, a plug and at least one cable, one end of the cable is connected with the microphone, the other end of the cable is connected with the plug, the microphone is located in the clamping groove, and the plug is connected with the main control board; the pressing frame is installed in the containing space, the pressing frame abuts against the soft rubber sleeve, the pressing frame seals the microphone in the clamping groove through the soft rubber sleeve, and the microphone corresponds to the sound hole. According to the utility model, the pressing frame seals the microphone in the clamping groove through the cooperation of the soft rubber sleeve, so that the purpose of sealing the microphone is achieved, the echo phenomenon is effectively avoided, and when the microphone needs to be disassembled and maintained, the microphone can be taken out after the pressing frame and the soft rubber sleeve are disassembled in sequence, and the microphone does not need to be damaged in the maintenance process.

Description

Technical Field

[0001] The utility model relates to the technical field of speaker structures, in particular to a microphone fixing structure and a speaker. Background Art

[0002] A microphone is a device that uses sound signals for speech recognition and voice interaction. The microphone realizes the conversion from sound signals to text or commands through three main steps: sound collection, signal processing, and speech recognition, so as to realize voice interaction.

[0003] In the existing speaker products with microphones on the market, the speaker housing is provided with a card slot and a sound hole communicating with the card slot. The card slot is located inside the housing. The microphone is generally fixed in the card slot by dotting glue and is arranged corresponding to the sound hole. However, this fixing method is often prone to being installed crooked due to different personal ability levels of employees, easily forming cavities, and there will be echo phenomena inside during use; moreover, it is difficult to repair after the microphone is fixed by dotting glue, and the microphone device is easily damaged. Summary of the Utility Model

[0004] The utility model provides a microphone fixing structure and a speaker, aiming to solve the technical problems that in the existing speaker products with microphones, the speaker housing is provided with a card slot and a sound hole communicating with the card slot. The card slot is located inside the housing. The microphone is generally fixed in the card slot by dotting glue and is arranged corresponding to the sound hole. This fixing method is often prone to being installed crooked due to different personal ability levels of employees, easily forming cavities, and there will be echo phenomena inside during use; moreover, it is difficult to repair after the microphone is fixed by dotting glue, and the microphone device is easily damaged.

[0005] The utility model provides a microphone fixing structure, including:

[0006] A soft rubber sleeve;

[0007] A housing, provided with a card slot and a sound hole communicating with the card slot;

[0008] A main control board, connected to the housing and enclosing with the housing to form an accommodation space, and the accommodation space communicates with the sound hole through the card slot;

[0009] A microphone assembly, including a microphone, a plug, and at least one cable. One end of the cable is connected to the microphone, and the other end is connected to the plug. The microphone is located in the card slot, and the plug is connected to the main control board; [[ID=3,3]]

[0010] A pressing frame, installed in the accommodation space, and the pressing frame abuts against the soft rubber sleeve. The pressing frame seals the microphone in the card slot through the soft rubber sleeve, and the microphone is arranged corresponding to the sound hole.

[0011] Further, the soft rubber sleeve includes a rubber seat and an engaging portion protruding from the outer side wall of the rubber seat. The soft rubber sleeve is provided with a guiding hole and at least one wire groove communicating with the guiding hole. The guiding hole vertically penetrates through the rubber seat. The wire groove sequentially penetrates through the rubber seat and the engaging portion from the inner side wall of the guiding hole. The pressing frame covers the guiding hole. The pressing frame seals the microphone head in the clamping groove through the rubber seat. One end of the cable is connected to the main control board, and the other end passes through the wire groove and part of the guiding hole in sequence and then is connected to the microphone head.

[0012] Further, the soft rubber sleeve is further provided with at least one communicating groove. The communicating groove sequentially penetrates through the rubber seat and the engaging portion from the inner side wall of the guiding hole. Each communicating groove communicates with each wire groove respectively, and the communicating groove penetrates and extends from the inner side wall of the wire groove to the outer wall on one side of the top of the soft rubber sleeve.

[0013] Further, the pressing frame includes a pressing plate and two relatively arranged wire clamping blocks. The pressing plate is fixed in the accommodating space and abuts against the soft rubber sleeve. The pressing plate covers the guiding hole. The two wire clamping blocks protrude from the pressing plate at intervals. The pressing plate and the two wire clamping blocks enclose a limiting cavity. One end of the cable is connected to the main control board, and the other end of the cable passes through the limiting cavity, the wire groove and part of the guiding hole in sequence and then is connected to the microphone head.

[0014] Further, the pressing frame further includes a top block. The top block is fixed on the side of the pressing plate away from the main control board. The top block abuts against the engaging portion.

[0015] Further, the microphone head fixing structure further includes a plurality of fasteners. The machine shell includes a housing, an annular support plate and a plurality of studs. The main control board is connected to the housing and encloses the accommodating space with the housing. The annular support plate, the studs and the fasteners are all located in the accommodating space. The annular support plate and the studs both protrude from the housing. The annular support plate and the housing enclose the clamping groove. The sound hole is arranged on the housing. The pressing frame is provided with a plurality of through holes. The fasteners pass through the through holes and then are connected to the studs.

[0016] Further, the machine shell further includes an annular gasket. The annular gasket protrudes from the bottom wall of the clamping groove. The microphone head is located inside the annular gasket.

[0017] Further, one end of the annular support plate away from the housing is provided with a notch. The notch communicates with the clamping groove. Part of the soft rubber sleeve is located in the notch.

[0018] Further, the main control board includes a circuit board and a socket fixed on the circuit board. The circuit board is connected to the housing and encloses the accommodation space with the housing, and the plug is inserted into the socket.

[0019] The present utility model also discloses a speaker, including the microphone fixing structure as described above.

[0020] Compared with the prior art, the beneficial effects of the present utility model at least include:

[0021] In the present utility model, the pressing frame abuts against the soft rubber sleeve. The pressing frame cooperates with the soft rubber sleeve to seal the microphone in the card slot. The deformation of the soft rubber sleeve can press the microphone tightly in the card slot, so as to achieve the purpose of sealing the microphone, effectively avoiding the echo phenomenon. And when the microphone needs to be disassembled and repaired, the microphone can be taken out after removing the pressing frame and the soft rubber sleeve in sequence. The whole assembly and repair are relatively convenient and fast, without the pre-processing procedure of dispensing glue, and there is no need to worry about damaging the microphone during the repair process, which is suitable for wide promotion. Description of the Drawings

[0022] Figure 1 is a schematic structural view of the microphone fixing structure provided by an embodiment of the present utility model Figure 1 ;

[0023] Figure 2 is Figure 1 an exploded view of;

[0024] Figure 3 is a schematic structural view of the microphone fixing structure provided by an embodiment of the present utility model Figure 2 ;

[0025] Figure 4 is Figure 3 a sectional view taken along line A-A in;

[0026] Figure 5 is a schematic structural view of the housing provided by an embodiment of the present utility model;

[0027] Figure 6 is a schematic structural view of the microphone assembly mounted on the soft rubber sleeve provided by an embodiment of the present utility model;

[0028] Figure 7 is a schematic structural view of the soft rubber sleeve provided by an embodiment of the present utility model;

[0029] Figure 8 is a schematic structural view of the pressing frame provided by an embodiment of the present utility model;

[0030] Figure 9 is a schematic structural view of the main control board provided by an embodiment of the present utility model;

[0031] Figure 10This is a schematic structural diagram of the function group keys provided by the embodiments of the present utility model.

[0032] In the figure:

[0033] 10, housing; 11, card slot; 12, sound hole; 13, outer shell; 131, key hole; 132, cover plate; 133, side plate; 14, annular support plate; 141, notch; 15, stud; 151, first threaded hole; 16, annular pad; 17, anti-fooling post; 18, annular baffle; 19, support pillar; 191, second threaded hole; 20, main control board; 21, circuit board; 211, first through hole; 22, socket; 23, LED lamp; 24, button; 30, microphone head assembly; 31, microphone head; 32, plug; 33, cable; 40, soft rubber sleeve; 41, rubber seat; 42, connecting portion; 43, guiding hole; 44, wire groove; 45, communicating groove; 50, pressing frame; 51, pressing plate; 52, wire clamping block; 53, limiting cavity; 54, top block; 55, through hole; 56, anti-fooling hole; 60, accommodating space; 70, fastener; 80, function group keys; 81, light shielding plate; 811, mark; 82, light-transmitting button; 821, light-emitting body; 83, operating pad; 831, annular groove; 832, second through hole; 90, locking member. Specific embodiments

[0034] Next, in combination with the accompanying drawings and specific embodiments, the present utility model will be further described. It should be noted that, on the premise of no conflict, the following-described embodiments or technical features can be arbitrarily combined to form new embodiments.

[0035] Please refer to Figures 1 to 7 As shown, the embodiments of the present utility model disclose a microphone head fixing structure, which is mainly applied to a speaker. The microphone head fixing structure includes a housing 10, a main control board 20, a microphone head assembly 30, a soft rubber sleeve 40, and a pressing frame 50. The housing 10 is provided with a card slot 11 and a sound hole 12 communicating with the card slot 11. The card slot 11 is located on the inner wall of the housing 10. The main control board 20 is connected to the housing 10 and encloses with the housing 10 to form an accommodating space 60. The accommodating space 60 is communicated with the sound hole 12 through the card slot 11. The soft rubber sleeve 40 is made of silica gel material.

[0036] The microphone assembly 30 includes a microphone 31, a plug 32 and at least one cable 33, one end of the cable 33 is connected to the microphone 31 and the other end is connected to the plug 32, the microphone 31 is located in the card slot 11, and the plug 32 is plugged and connected to the main control board 20; the pressure frame 50 is installed in the accommodating space 60, and the pressure frame 50 is in contact with the soft rubber sleeve 40. The pressure frame 50 seals the microphone 31 in the card slot 11 through the soft rubber sleeve 40, and the microphone 31 is arranged corresponding to the sound hole 12. The microphone fixing structure utilizes the existing microphone assembly 30 on the market, adopts the soft rubber sleeve 40 to cooperate with the pressure frame 50, and utilizes the deformation of the soft rubber sleeve 40 to compress the entire microphone 31, thereby achieving the purpose of sealing, and is relatively convenient to assemble and maintain, without the need for a pre-processing step of dispensing glue, and there is no need to worry about damage to the microphone 31 during maintenance.

[0037] In this embodiment, the soft rubber sleeve 40 includes a rubber seat 41 and a connecting portion 42 protruding from the outer wall of the rubber seat 41. The pressing frame 50 seals the microphone 31 in the card slot 11 through the rubber seat 41. The soft rubber sleeve 40 is provided with a guide hole 43 and at least one wire groove 44 connected to the guide hole 43. There are two cables 33 and two wire grooves 44. The guide hole 43 vertically penetrates the rubber seat 41, and the wire groove 44 is arranged horizontally. The wire groove 44 penetrates the rubber seat 41 and the connecting portion 42 in sequence from the inner side wall of the guide hole 43. The pressing frame 50 covers the guide hole 43 and seals it. One end of the cable 33 is connected to the main control board 20, and the other end passes through the wire groove 44 and part of the guide hole 43 in sequence and then is connected to the microphone 31, so as to fix the cable 33 and avoid squeezing the cable 33 when sealing the microphone 31.

[0038] The soft rubber sleeve 40 is also provided with at least one communicating groove 45, and the number of the communicating grooves 45 is two. The communicating grooves 45 pass through the rubber seat 41 and the connecting portion 42 in sequence from the inner side wall of the guide hole 43. Each communicating groove 45 is connected to each wire groove 44 respectively, and the communicating groove 45 extends from the inner side wall of the wire groove 44 to the outer wall of the top side of the soft rubber sleeve 40, so as to facilitate the rapid disassembly and assembly between the cable 33 and the wire groove 44.

[0039] Please see further Figure 2 ,as well as Figures 4 to 9 In this embodiment, the pressing frame 50 includes a pressing plate 51 and two oppositely arranged wire clamping blocks 52. The pressing plate 51 is fixed in the accommodating space 60 and abuts against the soft rubber sleeve 40. The pressing plate 51 covers the guide hole 43 and seals it. The two wire clamping blocks 52 are both "Г"-shaped. The two wire clamping blocks 52 are convexly arranged on the pressing plate 51 at intervals. The pressing plate 51 and the two wire clamping blocks 52 enclose a limiting cavity 53. One end of the cable 33 is connected to the main control board 20, and the other end of the cable 33 passes through the limiting cavity 53, the wire groove 44 and part of the guide hole 43 in sequence and is connected to the microphone 31. The two cables 33 will be respectively constrained by the two wire clamping blocks 52 to further fix the cables 33.

[0040] In some embodiments, the pressing frame 50 further includes a top block 54. The top block 54 is fixed to the side of the pressing plate 51 away from the main control board 20. The top block 54 abuts against the connecting portion 42 to support the soft rubber sleeve 40. Of course, the shape of the top block 54 matches the outer shape of the connecting portion 42 to better fix the soft rubber sleeve 40.

[0041] In this embodiment, the microphone fixing structure further includes a plurality of fasteners 70. The housing 10 includes an outer shell 13, an annular support plate 14, and a plurality of stud bolts 15. The main control board 20 is connected to the outer shell 13. The main control board 20 and the outer shell 13 enclose the accommodation space 60. The annular support plate 14, the stud bolts 15, and the fasteners 70 are all located in the accommodation space 60. The annular support plate 14 and the stud bolts 15 both protrude from the outer shell 13. The annular support plate 14 and the outer shell 13 enclose the card slot 11. The sound hole 12 is provided on the outer shell 13. The pressing frame 50 is provided with a plurality of through holes 55. The number of the fasteners 70, the stud bolts 15, and the through holes 55 is two. The stud bolt 15 is provided with a first threaded hole 151. After the fastener 70 passes through the corresponding through hole 55, it is threadedly connected to the first threaded hole 151 in the corresponding stud bolt 15, thereby fixing the pressing frame 50 to the housing 10. The fastener 70 is a screw.

[0042] The housing 10 further includes an annular gasket 16. The inner diameter of the card slot 11 is circular. The annular gasket 16 protrudes from the bottom wall of the card slot 11. The microphone 31 is located within the annular gasket 16 to further define the position space of the microphone 31 within the card slot 11 and prevent echo phenomena. There may be a gap between the soft rubber sleeve 40 and the annular gasket 16.

[0043] One end of the annular support plate 14 away from the outer shell 13 is provided with a notch 141. The notch 141 communicates with the card slot 11. A part of the soft rubber sleeve 40 is located within the notch 141. Specifically, the connecting portion 42 is located within the notch 141 to reduce the overall height of the microphone fixing structure, make the volume of the entire microphone fixing structure smaller, and increase the applicable occasions of the microphone fixing structure.

[0044] In some embodiments, the housing 10 further includes an anti-fooling post 17. The anti-fooling post 17 is located within the accommodation space 60. The anti-fooling post 17 protrudes from the outer shell 13. The pressing frame 50 is further provided with an anti-fooling hole 56. The anti-fooling post 17 is inserted into the anti-fooling hole 56 to prevent the pressing frame 50 from being installed reversely.

[0045] The main control board 20 includes a circuit board 21 and a socket 22 fixed to the circuit board 21. The socket 22 is electrically connected to the circuit board 21. The circuit board 21 is connected to the housing 10 and encloses the accommodation space 60 with the housing 10. The plug 32 is inserted into the socket 22 to facilitate the quick detachment of the microphone assembly 30 from the main control board 20.

[0046] Please further refer to Figure 2 、Figure 5 and Figures 9 to 10 In this embodiment, the microphone fixing structure further includes a function group key 80, which includes a light shielding plate 81, a light transmitting button 82 and an operation pad 83. The housing 10 further includes an annular baffle 18 protruding from the outer shell 13. The outer shell 13 is also provided with a key hole 131 communicating with the accommodation space 60. The key hole 131 is located inside the annular baffle 18. The main control board 20 further includes an LED lamp 23 and a plurality of buttons 24. The LED lamp 23 and the plurality of buttons 24 are both fixed on the circuit board 21. The LED lamp 23 and the buttons 24 are both electrically connected to the circuit board 21. The plurality of buttons 24 are arranged in a ring outside the LED lamp 23. The operation pad 83 and the annular baffle 18 are both located in the accommodation space 60. The operation pad 83 is mounted on the circuit board 21 and covers the LED lamp 23 and each button 24. An annular groove 831 is provided on the side of the operation pad 83 away from the circuit board 21. The annular baffle 18 is inserted into the annular groove 831 and presses the operation pad 83 against the circuit board 21.

[0047] Both the light transmitting button 82 and the light shielding plate 81 are located in the key hole 131. The light transmitting button 82 is mounted on the operation pad 83. The light shielding plate 81 is provided with a light transmitting hole. The light transmitting button 82 protrudes with a light emitting body 821. The light shielding plate 81 is mounted on the light transmitting button 82. The light emitting body 821 in the light transmitting button 82 is located in the light transmitting hole. The light shielding plate 81 is provided with a plurality of marks 811 arranged in a ring outside the light transmitting hole. Each mark 811 is respectively corresponding to each button 24 through the operation pad 83. The number of the marks 811 and the buttons 24 is four. By pressing the mark 811, the corresponding button 24 can be driven to act to realize the basic button function of the speaker. The operation pad 83 is made of a transparent material. The light emitted by the LED lamp 23 can be transmitted to the light transmitting button 82 through the operation pad 83. The light emitting body 821 only serves to indicate light transmission to reflect various working states of the speaker.

[0048] The microphone fixing structure further includes a plurality of locking members 90. The housing 10 further includes a plurality of spaced apart struts 19. Each strut 19 is located in the accommodation space 60. Each strut 19 is provided outside the annular baffle 18. The main control board 20 is provided with a plurality of first through holes 211. The operation pad 83 is provided with second through holes 832. The strut 19 is provided with a second threaded hole 191. The locking member 90 passes through the corresponding first through hole 211 and second through hole 832 and then is connected to the corresponding second threaded hole 191, thereby fixing the main control board 20 and the operation pad 83 on the housing 10. The locking member 90 is a screw.

[0049] The housing 13 has an "n"-shaped structure. The housing 13 includes a cover plate 132 and two oppositely arranged side plates 133. The two side plates 133 are perpendicular to both ends of the cover plate 132. Both ends of the circuit board 21 are respectively connected to the two side plates 133. The annular support plate 14, the annular baffle 18, the stud 15, and the support column 19 all protrude from the cover plate 132. The keyhole 131 and the sound hole 12 are also provided on the cover plate 132. Of course, the housing 13 can also be in other structural forms.

[0050] The present utility model also discloses a speaker, including the microphone fixing structure as described above.

[0051] Assembly principle of the microphone fixing structure:

[0052] First, the microphone assembly 30 is inserted into the soft rubber sleeve 40. The cable 33 is installed in the corresponding wire groove 44 through the corresponding communication groove 45. At the same time, the cable 33 is located in part of the guiding hole 43. Then, the microphone 31 is placed in the card slot 11 of the housing 10. The rubber seat 41 of the soft rubber sleeve 40 is inserted into the card slot 11. The connecting part 42 of the soft rubber sleeve 40 is located in the notch 141 of the housing 10. The pressing frame 50 is covered, and the pressing frame 50 is fixed to the housing 10 through the fastener 70. Then, the function group key 80 is installed into the corresponding keyhole 131 of the housing 10. The plug 32 in the microphone assembly 30 is inserted into the main control board 20. Then, the entire main control board 20 is covered on the housing 10, and the main control board 20 and the function group key 80 are fixed to the housing 10 through a plurality of locking parts 90 to complete the assembly.

[0053] In summary, in the present utility model, the pressing frame 50 abuts against the soft rubber sleeve 40. The pressing frame 50 cooperates with the soft rubber sleeve 40 to seal the microphone 31 in the card slot 11. The deformation of the soft rubber sleeve 40 can be used to press the microphone 31 tightly in the card slot 11, so as to achieve the purpose of sealing, effectively avoiding the occurrence of echo phenomenon. And when the microphone 31 needs to be disassembled and repaired, the microphone 31 can be taken out after successively removing the pressing frame 50 and the soft rubber sleeve 40. The whole assembly and repair are relatively convenient and fast, without the pre-processing procedure of dispensing glue, and there is no need to worry about damaging the microphone 31 during the repair process, which is suitable for large-scale promotion.

[0054] The above embodiments are only the preferred embodiments of the present utility model, and cannot be used to limit the scope of protection of the present utility model. Any non-substantial changes and substitutions made by those skilled in the art based on the present utility model belong to the scope of protection required by the present utility model.

Claims

1. A microphone fixing structure, characterized in that, Comprising: Soft rubber sleeve; Housing, provided with a card slot and a sound hole communicating with the card slot; Main control board, connected to the housing and enclosing a receiving space with the housing, the receiving space communicating with the sound hole through the card slot; Microphone head assembly, including a microphone head, a plug and at least one cable, one end of the cable is connected to the microphone head and the other end is connected to the plug, the microphone head is located in the card slot, and the plug is connected to the main control board; Pressing frame, installed in the receiving space, and the pressing frame abuts against the soft rubber sleeve, the pressing frame seals the microphone head in the card slot through the soft rubber sleeve, and the microphone head is arranged corresponding to the sound hole.

2. The microphone fixing structure according to claim 1, wherein, The soft rubber sleeve includes a rubber seat and an engaging portion protruding from the outer side wall of the rubber seat, the soft rubber sleeve is provided with a guiding hole and at least one wire groove communicating with the guiding hole, the guiding hole vertically penetrates through the rubber seat, the wire groove sequentially penetrates through the rubber seat and the engaging portion from the inner side wall of the guiding hole, the pressing frame covers the guiding hole, the pressing frame seals the microphone head in the card slot through the rubber seat, one end of the cable is connected to the main control board, and the other end sequentially passes through the wire groove and part of the guiding hole and then is connected to the microphone head.

3. The microphone fixing structure according to claim 2, wherein, The soft rubber sleeve is further provided with at least one connecting groove, the connecting groove sequentially penetrates through the rubber seat and the engaging portion from the inner side wall of the guiding hole, each connecting groove communicates with each wire groove respectively, and the connecting groove penetrates and extends from the inner side wall of the wire groove to the outer wall on one side of the top of the soft rubber sleeve.

4. The microphone fixing structure according to claim 2, wherein, The pressing frame includes a pressing plate and two oppositely arranged wire clamping blocks, the pressing plate is fixed in the receiving space and abuts against the soft rubber sleeve, the pressing plate covers the guiding hole, the two wire clamping blocks protrude from the pressing plate at intervals, the pressing plate and the two wire clamping blocks enclose a limiting cavity, one end of the cable is connected to the main control board, and the other end of the cable sequentially passes through the limiting cavity, the wire groove and part of the guiding hole and then is connected to the microphone head.

5. The microphone fixing structure according to claim 4, wherein The pressing frame further includes a top block, the top block is fixed on the side of the pressing plate away from the main control board, and the top block abuts against the engaging portion.

6. The microphone fixing structure according to claim 1, wherein The microphone head fixing structure further includes a plurality of fasteners, the housing includes a housing, an annular support plate and a plurality of studs, the main control board is connected to the housing and encloses the receiving space with the housing, the annular support plate, the studs and the fasteners are all located in the receiving space, the annular support plate and the studs both protrude from the housing, the annular support plate and the housing enclose the card slot, the sound hole is arranged on the housing, the pressing frame is provided with a plurality of through holes, and the fasteners are connected to the studs after passing through the through holes.

7. The microphone fixing structure according to claim 6, wherein The housing further includes an annular gasket, the annular gasket protrudes from the bottom wall of the card slot, and the microphone head is located in the annular gasket.

8. The microphone fixing structure according to claim 6, wherein One end of the annular support plate away from the housing is provided with a notch, the notch communicates with the card slot, and part of the soft rubber sleeve is located in the notch.

9. The microphone fixing structure according to claim 1, wherein, The main control board includes a circuit board and a socket fixed on the circuit board. The circuit board is connected to the casing and encloses the accommodation space with the casing, and the plug is inserted into the socket.

10. A speaker, characterized in that, It includes the microphone fixing structure according to any one of claims 1-9.

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