CN212125016U

CN212125016U - Fixed knot constructs and on-vehicle microphone subassembly

Info

Publication number: CN212125016U
Application number: CN202020183739.1U
Authority: CN
Inventors: 赵�卓; 杨波
Original assignee: Weifang Goertek Microelectronics Co Ltd
Current assignee: Weifang Goertek Microelectronics Co Ltd
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-12-11
Anticipated expiration: 2030-02-18

Abstract

The embodiment of the utility model discloses fixed knot constructs and on-vehicle microphone subassembly, fixed knot constructs and is used for being fixed in the mounting panel with the microphone, the mounting panel has relative first installation face and the second installation face that sets up, the mounting panel is formed with and runs through first installation face with the mounting hole of second installation face, fixed knot constructs and includes: the outer edge of the bracket is abutted against the first mounting surface of the mounting plate, and the bracket is also provided with a clamping part extending towards the mounting hole; and the protective cover is provided with an installation space for installing the microphone, and at least part of the protective cover extends into the installation hole from one side of the second installation surface and is connected with the clamping part in a detachable manner. The technical scheme of the utility model aim at making this fixed knot construct can carry out good fixed with the microphone, guarantee to install that the microphone at fixed knot constructs has good stability in use.

Description

Fixed knot constructs and on-vehicle microphone subassembly

Technical Field

The utility model relates to an installation accessory technical field, in particular to fixed knot constructs and on-vehicle microphone subassembly.

Background

In order to mount the microphone, a mounting bracket for fixing the microphone is generally arranged on a mounting surface on which the microphone is required to be fixed, and in such an arrangement, since the mounting bracket is fixed on a surface, when the mounting bracket is interfered by external factors, the mounting stability of the mounting bracket is easily affected, and particularly if the mounting surface is a mounting surface with a certain flexible structure (for example, an automobile ceiling, the manufacturing material of the automobile ceiling generally comprises a deformable flexible material), the structural stability of mounting the mounting bracket is further reduced, and the use stability of the microphone mounted on the mounting bracket is further affected.

The above is only for the purpose of assisting understanding of the technical solutions of the present invention, and does not represent an admission that the above is the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fixed knot constructs and on-vehicle microphone subassembly aims at making this fixed knot construct and can carry out good fixed with the microphone, guarantees that the microphone of installing at fixed knot structure has good stability in use.

In order to achieve the above object, the present invention provides a fixing structure for fixing a microphone to a mounting plate, the mounting plate has a first mounting surface and a second mounting surface which are relatively disposed, the mounting plate is formed with a mounting hole which runs through the first mounting surface and the second mounting surface, the fixing structure includes:

the outer edge of the bracket is abutted against the first mounting surface of the mounting plate, and the bracket is also provided with a clamping part extending towards the mounting hole; and

the protective cover is formed with an installation space for installing the microphone, and at least part of the protective cover extends into the installation hole from one side of the second installation surface and is connected with the clamping part in a detachable mode.

In some embodiments of the present invention, the protective cover comprises:

a base plate; and

the side plate is connected to one surface of the bottom plate, the side plate and the bottom plate jointly enclose and close to form the installation space, the microphone is contained in the installation space and detachably connected with the side plate, the side plate is provided with a clamping position, and at least part of the side plate extends into the installation hole, so that the clamping portion is detachably connected with the clamping position.

In some embodiments of the present invention, the side plate includes a side connection portion and a side limiting portion disposed at an interval of the side connection portion, the side connection portion and the side limiting portion are all connected to a surface of the bottom plate, the side limiting portion and the bottom plate jointly enclose and form the installation space, the microphone is installed in the installation space, the detachable joint is located in the side limiting portion, and the joint is located in the side connection portion.

In some embodiments of the present invention, the number of the side limiting portions is at least two, the two side limiting portions are disposed at an interval, and the microphone is disposed between the two side limiting portions and detachably connected to the two side limiting portions;

and/or, the quantity of side connecting portion is at least two, two the side connecting portion set up relatively in the both sides of side spacing portion, each all be equipped with the joint position on the side connecting portion, the quantity of joint portion is a plurality of, one joint portion can dismantle the joint in one the joint position.

The utility model discloses an in some embodiments, each side connecting portion all are equipped with a plurality of joint positions, and are a plurality of the joint position is followed the axial of mounting hole is arranged.

In some embodiments of the present invention, the side connection portion includes a first connection section, a second connection section and a third connection section connected to the bottom plate, the second connection section connects the first connection section and the third connection section, the first connection section and the third connection section are relatively arranged, and a portion of the joint position is located at the surface where the first connection section deviates from the third connection section, and another portion of the joint position is located at the surface where the third connection section deviates from the first connection section.

The utility model discloses an in some embodiments, the visor still includes location portion, location portion connect in the bottom plate, location portion the bottom plate with side spacing portion encloses jointly and closes and form installation space, location portion is just right the second linkage segment sets up, location portion with the second linkage segment all is provided with crosses the line breach.

In some embodiments of the present invention, the side limiting portion is provided with a slot, and at least a portion of the microphone is detachably connected to the slot;

and/or the bottom plate is provided with a plurality of sound outlet holes communicated with the mounting space, and the sound outlet side of the microphone is arranged towards the sound outlet holes.

In some embodiments of the present invention, the bracket is a frame, the fastening portion extends from the body of the frame to the hollow portion of the frame, and the fastening position of the side plate extends into the hollow portion of the frame and is detachably connected to the fastening portion;

at least part of the bottom plate, the side plates and the body of the frame form a clamping groove, and the clamping groove is clamped and fixed on the mounting plate.

In some embodiments of the present invention, the groove wall of the clamping groove is provided with an anti-slip portion;

and/or, the frame is a rectangular frame, the body of the frame is further formed with a length direction extending abdicating groove of the rectangular frame, the clamping part extends along the length direction of the rectangular frame, and at least part of the clamping part is positioned in the abdicating groove.

The utility model discloses still provide an on-vehicle microphone subassembly, on-vehicle microphone subassembly includes the microphone, and fixed knot constructs, fixed knot constructs including being used for being fixed in the mounting panel with the microphone, the mounting panel has relative first installation face and the second installation face that sets up, the mounting panel is formed with and runs through first installation face with the mounting hole of second installation face, fixed knot constructs and includes:

The utility model discloses technical scheme's fixed knot constructs and is used for being fixed in the mounting panel with the microphone. The mounting plate is provided with a first mounting surface and a second mounting surface which are oppositely arranged, and mounting holes penetrating through the first mounting surface and the second mounting surface are formed in the mounting plate. And through setting up the support for the first installation face of support outward flange butt sets up the joint portion that extends towards the mounting hole again, and, with the part of visor certainly the mounting hole is stretched into to one side of second installation face, and can dismantle with joint portion and be connected. When being influenced by external factors, the support is positioned on the first mounting surface, and the protective cover is positioned on one side of the mounting hole and the second mounting surface, so that the mounting area of the fixing structure and the mounting plate is greatly increased, the fixing effect of the fixing structure and the mounting plate is improved, and the microphone mounted in the mounting space can stably work. Therefore, the technical scheme of the utility model can make this fixed knot construct and can carry out good fixed with the microphone, guarantee to install that the microphone at fixed knot constructs has good stability in use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a vehicle microphone assembly according to the present invention;

fig. 2 is a schematic structural view of an embodiment of a protection cover of the fixing structure of the present invention;

fig. 3 is a schematic structural view of another view angle of the protection cover according to the embodiment of the fixing structure of the present invention;

fig. 4 is a schematic structural view of a perspective of an embodiment of a bracket of the fixing structure of the present invention;

fig. 5 is a schematic structural view of another view angle of an embodiment of the bracket of the fixing structure of the present invention.

The reference numbers illustrate:

the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the embodiment of the present application are only used to explain the relative position relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions referred to as "first", "second", etc. in this application are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application. 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 fixed knot constructs 100, this fixed knot constructs 100 and is used for fixed microphone, and this microphone can be for the microphone that has the wireless communication function or for wired microphone, and this fixed knot constructs 100 and can carries out good fixed with the microphone, guarantees that the microphone of installing at fixed knot constructs 100 has good stability in use.

Referring to fig. 1 to 5, in some embodiments of the present invention, the fixing structure 100 is used for fixing a microphone to a mounting plate 200, the mounting plate 200 has a first mounting surface 201 and a second mounting surface 202 which are oppositely arranged, the mounting plate 200 is formed with a mounting hole 203 penetrating through the first mounting surface 201 and the second mounting surface 202, and the fixing structure 100 includes:

the outer edge of the bracket 10 abuts against the first mounting surface 201 of the mounting plate 200, and the bracket 10 is further provided with a clamping part 11 extending towards the mounting hole 203; and

and the protective cover 20 is provided with a mounting space 21 for mounting the microphone, and at least part of the protective cover 20 extends into the mounting hole 203 from one side of the second mounting surface 202 and is detachably connected with the clamping part 11 in a clamping manner.

It will be appreciated that the bracket 10 and protective case may be formed by providing a mold, injection molding a material and forming it in the mold, or by machining (lathing, etc.), or by stamping a stamping. The support 10 and the protective case may be made of metal (the metal may be made of stainless steel, aluminum alloy, copper alloy, iron alloy, etc.), plastic (the plastic may be made of ABS, POM, PS, PMMA, PC, PET, PBT, PPO, etc.), other alloy materials, etc. Or a mixture of a metal material and plastic may be used as long as the stability of the support 10 and the protective case is improved. So, be favorable to promoting the stability that sets up of support 10 and protective housing more to effectively promote practicality, reliability, and the durability of support 10 and protective housing.

The mounting plate 200 may be a mounting plate 200 made of a flexible material, and specifically may be made of a rubber material, a silica gel material, or a leather material. Or the mounting board 200 may be a mounting board 200 made of a hard material as long as it is convenient for a user to mount the microphone at a place where the microphone is to be used.

The mounting hole 203 may be a circular hole or a polygonal hole, so long as at least a portion of the protection cover 20 is extended into the mounting hole 203 and the engaging portion 11 is engaged with the protection cover 20. It should be noted that the cross-sectional profile of the mounting hole 203 should match the cross-sectional profile of the protective cover 20, so that the two are tightly connected and the occupied space is reduced.

The utility model discloses technical scheme's fixed knot constructs 100 is used for being fixed in mounting panel 200 with the microphone. The mounting plate 200 has a first mounting surface 201 and a second mounting surface 202 which are oppositely arranged, and the mounting plate 200 is further formed with mounting holes 203 penetrating the first mounting surface 201 and the second mounting surface 202. And through setting up support 10 for the support 10 outward edge supports first installation face 201, sets up the joint portion 11 that extends towards mounting hole 203 again, and stretch into mounting hole 203 with the part of visor 20 from one side of second installation face 202 to can dismantle with joint portion 11 and be connected. When influenced by external factors, because the bracket 10 is positioned on the first mounting surface 201, the protective cover 20 is positioned on one side of the mounting hole 203 and the second mounting surface 202, so that the mounting area of the fixing structure 100 and the mounting plate 200 is greatly increased, the fixing effect of the fixing structure 100 and the mounting plate 200 is improved, and the microphone mounted in the mounting space 21 can stably work. Therefore, the technical scheme of the utility model can make this fixed knot construct 100 can carry out good fixed with the microphone, guarantee to install the microphone at fixed knot construct 100 and have good stability in use.

Referring to fig. 2 and 3, in some embodiments of the present invention, the protective cover 20 includes:

a base plate 22; and

the side plate 23 is connected to one surface of the bottom plate 22, the side plate 23 and the bottom plate 22 jointly enclose the installation space 21, the microphone is accommodated in the installation space 21 and detachably connected with the side plate 23, the side plate 23 is provided with a clamping position 231, and at least part of the side plate 23 extends into the installation hole 203, so that the clamping portion 11 is detachably connected with the clamping position 231.

In this embodiment, the bottom plate 22 of the protecting cover 20 is substantially rectangular, and the side plate 23 is connected to the bottom plate 22 at a position having a certain distance from the outer edge of the bottom plate 22, so that when the protecting cover 20 is installed in the installation hole 203, a part of the bottom plate 22 and the bracket 10 together clamp the installation plate 200, and the installation stability is improved. The bottom plate 22 and the side plate 23 can be integrally formed, and the side plate 23 and the bottom plate 22 form an installation space 21, so that the microphone can be protected in at least two directions, and the working stability of the microphone is improved. And, this microphone and curb plate 23 all can be through setting up the connecting hole, further sets up the connecting piece that passes this connecting hole for microphone and curb plate 23 can dismantle and be connected. It should be noted that the clamping position 231 can be a clamping groove or a buckle, and the clamping portion 11 is clamped in the clamping groove or the clamping portion 11 is matched with the buckle in a clamping manner, so that the clamping portion 11 and the clamping position 231 can be detachably clamped.

Referring to fig. 2 and 3, in some embodiments of the present invention, the side plate 23 includes a side connection portion 232 and a side limiting portion 233 spaced from the side connection portion 232, the side connection portion 232 and the side limiting portion 233 are all connected to a surface of the bottom plate 22, the side limiting portion 233 and the bottom plate 22 together enclose to form the installation space 21, the microphone is installed in the installation space 21, the side limiting portion 233 is detachably connected to the side limiting portion 233, and the connecting portion 232 is located at the clamping portion 231. Through setting up the side connecting portion 232 that is used for realizing that visor 20 is connected with support 10 and the side spacing portion 233 that is used for the joint microphone for the atress of the different positions of curb plate 23 is different, and make side connecting portion 232 with side spacing portion 233 interval set up, thereby avoid curb plate 23 to receive the atress of a plurality of directions simultaneously, improved the stability that sets up of curb plate 23, and then guarantee visor 20's structural stability. In one embodiment, the microphone and the side stopper 233 may be detachably connected by providing a connecting hole, and further providing a connecting member passing through the connecting hole. It should be noted that the clamping position 231 can be a clamping groove or a buckle, and the clamping portion 11 is clamped in the clamping groove or the clamping portion 11 is matched with the buckle in a clamping manner, so that the clamping portion 11 and the clamping position 231 can be detachably clamped.

Referring to fig. 2 and 3, in some embodiments of the present invention, the number of the side limiting portions 233 is at least two, the two side limiting portions 233 are disposed at intervals, and the microphone is disposed between the two side limiting portions 233 and detachably connected to the two side limiting portions 233; with this arrangement, the opposite sides of the microphone are fixed by the side stoppers 233, and the fixing effect of the microphone to the mounting space 21 is improved. In one embodiment, the side limiting portion 233 has a slot 2331, and at least a portion of the microphone is detachably connected to the slot 2331. The microphone can be conveniently and rapidly clamped in the installation space 21 by arranging the clamping slot 2331,

referring to fig. 2 and 3, in some embodiments of the present invention, the number of the side connecting portions 232 is at least two, two the side connecting portions 232 are relatively disposed on the two sides of the side limiting portion 233, each of the side connecting portions 232 is disposed with a clamping portion 231, the number of the clamping portions 11 is plural, one the clamping portion 11 can be detached and clamped in one the clamping portion 231. Through setting up a plurality of side connecting portion 232 and a plurality of joint portion 11 for the both sides that visor 20 and support 10 are relative are fixed, have improved the connection effect of visor 20 and support 10, and then have improved fixed knot and construct 100's stability.

Referring to fig. 2 and 3, in some embodiments of the present invention, each of the side connection portions 232 is provided with a plurality of clamping positions 231, and the plurality of clamping positions 231 are arranged along the axial direction of the mounting hole 203. Through setting up a plurality of along the axial joint position 231 of mounting hole 203 for joint portion 11 can adjust the position of its concrete joint, thereby improves fixed knot constructs 100's joint suitability. Specifically, when the plurality of clamping portions 11 are provided, the plurality of clamping portions 11 are clamped in the clamping position 231 at the same horizontal height, so that the stability of clamping is ensured. And, the clamping portion 11 may have a guiding slope for guiding the clamping portion 11 to be clamped in the clamping position 231, thereby improving the clamping efficiency.

Referring to fig. 2 and 3, in some embodiments of the present invention, the side connection portion 232 includes a first connection segment 2321, a second connection segment 2322 and a third connection segment 2323 connected to the bottom plate 22, the second connection segment 2322 connects the first connection segment 2321 and the third connection segment 2323, the first connection segment and the third connection segment are disposed oppositely, a portion of the clamping unit 231 is disposed on a surface of the first connection segment 2321 facing away from the third connection segment 2323, and another portion of the clamping unit 231 is disposed on a surface of the third connection segment 2323 facing away from the first connection segment 2321. In this embodiment, the first connecting section 2321 and the third connecting section 2323 are arranged oppositely, and the clamping positions 231 are arranged on both the first connecting section 2321 and the third connecting section 2323, so that the clamping portions 11 are fixed on two opposite sides of the protection cover 20, thereby the degree of freedom of the protection cover 20 is well limited, and the fixing effect of the fixing structure 100 is improved. Specifically, the side connection portion 232 is substantially arranged in a shape of a "T", and the first connection segment 2321 and the third connection segment 2323 are two horizontal segments, so that the structural stability of the side connection portion 232 can be improved. When the number of the side connection portions 232 is 2, the fixed structure 100 is defined to have a central axis L, and the two side connection portions 232 are arranged in mirror symmetry along the central axis L. At this time, the first connection segment 2321 and the third connection segment 2323 of the two side connection portions 232 are substantially distributed in a rectangular array, and the installation space 21 is located between the two side connection portions 232, so that the microphone installed in the installation space 21 can be protected by the side connection portions 232, the connection effect between the clamping portion 11 and the clamping position 231 can be improved, and the fixing stability of the fixing structure 100 is improved.

Referring to fig. 2 and 3, in some embodiments of the present invention, the protection cover 20 further includes a positioning portion 24, the positioning portion 24 is connected to the bottom plate 22, the positioning portion 24, the bottom plate 22 and the side limiting portion 233 together enclose and close the installation space 21, the positioning portion 24 is disposed right at the second connection segment 2322, and the positioning portion 24 and the second connection segment 2322 are both provided with a wire passing notch 241. By providing the positioning portion 24, the degree of freedom of the microphone is further limited, and the microphone limiting effect of the fixing structure 100 is improved. And through setting up line breach 241, the signal line setting of microphone of being convenient for improves the installation suitability of fixed knot constructs 100 to the microphone.

Referring to fig. 2 and 3, in some embodiments of the present invention, the bottom plate 22 is provided with a plurality of sound holes 221 communicated with the installation space 21, and the sound outlet side of the microphone is disposed toward the sound holes 221. The sound emitting effect of the microphone can be improved by providing the sound emitting holes 221, and it can be understood that the number of the sound emitting holes 221 can be set according to actual needs as long as the sound emitting is convenient and the strength of the bottom plate 22 is not reduced too much.

Referring to fig. 4 and 5, in some embodiments of the present invention, the bracket 10 is configured as a frame 12, the fastening portion 11 extends from the body of the frame 12 to the hollow portion of the frame 12, and the fastening position 231 of the side plate 23 extends into the hollow portion of the frame 12 and is detachably connected to the fastening portion 11;

at least part of the bottom plate 22, the side plate 23 and the body of the frame 12 form a clamping groove 30, and the clamping groove 30 is clamped and fixed on the mounting plate 200.

Through setting up support 10 to frame structure for the middle part of support 10 is hollow setting, and with joint portion 11 certainly the body of frame 12 to the hollow part of frame 12 extends, thereby when protecting cover 20 and support 10 installation, support 10 has improved the fixed effect of protecting cover 20 along consolidating visor 20 all around, and the middle part of frame can also the holding visor 20, has saved fixed knot constructs 100's installation space 21. In this embodiment, the side plate 23 is connected to a position adjacent to the outer edge of the bottom plate 22 (i.e. the connection position between the side plate 23 and the bottom plate 22 is a certain distance away from the outer edge of the bottom plate 22), so that after the frame 10 of the frame body is disposed, at least a part of the bottom plate 22 (the bottom plate 22 from the outer edge of the bottom plate 22 to the connection position between the side plate 23), the side plate 23 and the body of the frame 12 form a clamping groove 30, and by providing the clamping groove 30 for clamping the mounting plate 200, the fixing effect of the fixing structure 100 and the mounting plate 200 can be further improved, and the fixing effect of the fixing structure 100 on the microphone can.

In one embodiment, the groove wall of the clamping groove 30 is provided with a skid-proof part 40; the anti-slip portion 40 may be an anti-slip corrugation, an anti-slip bump, or a flexible anti-slip portion 40, as long as it can increase the friction force with the mounting plate 200 when the mounting plate 200 is clamped by the clamping groove 30.

Referring to fig. 4 and 5, in some embodiments of the present invention, the frame 12 is a rectangular frame 12, the body of the frame 12 is further formed with a length direction extending abdicating groove 121 of the rectangular frame 12, the clamping portion is along the length direction extending of the rectangular frame 12, at least part of the clamping portion is located in the abdicating groove 121. Through setting up the groove 121 of stepping down, on the one hand can be so that frame 12 body has the mounted position of settling joint portion 11, be convenient for realize fixed knot constructs 100 small-size, and on the other hand, when having a plurality of joint positions 231 that set up along the axial, the well kenozooecium of framework can be in depth of holding visor 20 to the suitability joint installation of visor 20 of being convenient for.

The utility model discloses still provide an on-vehicle microphone subassembly, on-vehicle microphone subassembly 300 includes microphone, mounting panel 200 and fixed knot construct 100, fixed knot construct 100 is used for being fixed in mounting panel 200 with the microphone, mounting panel 200 has relative first installation face 201 and the second installation face 202 that sets up, mounting panel 200 is formed with and runs through first installation face 201 with the mounting hole 203 of second installation face 202, a serial communication port, fixed knot constructs 100 and includes:

and the protective cover 20 is provided with a mounting space 21 for mounting the microphone, and at least part of the protective cover 20 extends into the mounting hole 203 from one side of the second mounting surface 202 and is detachably connected with the clamping part 11 in a clamping manner. Since the present onboard microphone assembly 300 adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not described in detail herein.

The above is only the optional embodiment of the present invention, and not therefore the limit of the patent scope of the present invention, all of which are in the concept of the present invention, the equivalent structure transformation of the content of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A fixing structure for fixing a microphone to a mounting plate having a first mounting surface and a second mounting surface which are disposed opposite to each other, the mounting plate being formed with mounting holes which penetrate the first mounting surface and the second mounting surface, the fixing structure comprising:

2. The fixation structure of claim 1, wherein the protective cover comprises:

a base plate; and

3. The fixing structure of claim 2, wherein the side plate includes a side connecting portion and a side limiting portion spaced from the side connecting portion, the side connecting portion and the side limiting portion are both connected to a surface of the bottom plate, the side limiting portion and the bottom plate together enclose the installation space, the microphone is installed in the installation space and detachably clamped to the side limiting portion, and the clamp is located at the side connecting portion.

4. The fixed structure of claim 3, wherein the number of the side limiting parts is at least two, two of the side limiting parts are arranged at intervals, and the microphone is arranged between the two side limiting parts and is detachably connected with the two side limiting parts;

and/or, the quantity of side connecting portion is two at least, two wherein the side connecting portion set up relatively in the both sides of side spacing portion, each all be equipped with the joint position on the side connecting portion, the quantity of joint portion is a plurality of, one joint portion can dismantle the joint in one the joint position.

5. The fixing structure according to claim 4, wherein each of the side connecting portions is provided with a plurality of clamping positions, and the plurality of clamping positions are arranged along the axial direction of the mounting hole.

6. The fixing structure according to claim 4, wherein the side connection portion includes a first connection section, a second connection section, and a third connection section connected to the bottom plate, the second connection section connects the first connection section and the third connection section, the first connection section and the third connection section are disposed opposite to each other, part of the clamping position is disposed on a surface of the first connection section facing away from the third connection section, and the other part of the clamping position is disposed on a surface of the third connection section facing away from the first connection section.

7. The fixing structure of claim 6, wherein the protective cover further comprises a positioning portion, the positioning portion is connected to the bottom plate, the positioning portion, the bottom plate and the side limiting portions together enclose the installation space, the positioning portion is disposed opposite to the second connecting section, and both the positioning portion and the second connecting section are provided with wire passing notches.

8. The fixed structure of claim 7, wherein the side limiting portion is provided with a slot, and at least a part of the microphone is detachably clamped in the slot;

9. The fixing structure according to any one of claims 2 to 8, wherein the bracket is provided in a frame shape, the clamping portion extends from the body of the frame to the hollow portion of the frame, and the clamping position of the side plate extends into the hollow portion of the frame and is detachably connected to the clamping portion;

10. The fixing structure according to claim 9, wherein a groove wall of the holding groove is provided with a non-slip portion;

11. A vehicle microphone assembly comprising a microphone, a mounting plate and a fixed structure according to any one of claims 1 to 10, the microphone being mounted to the fixed structure, the fixed structure being mounted to the mounting plate.