CN220823240U - Microphone - Google Patents

Abstract

The utility model discloses a microphone, which comprises a shell, a mounting bracket and two net covers, wherein the shell comprises an upper cylinder and a lower cylinder, and an annular step is arranged on the inner wall of the upper cylinder; the mounting bracket comprises a mounting plate, a door-shaped frame is arranged on the top surface of the mounting plate, two net covers are oppositely arranged on two sides of the frame, a plurality of mounting columns are arranged on the bottom surface of the mounting plate, a plurality of mounting holes are formed in the bottom surface of the upper cylinder, a plurality of fixing screws penetrate through the mounting holes and are fixed with the mounting columns, and the mounting bracket is fixed with the shell. According to the utility model, the fixing screw passes through the mounting hole on the bottom surface of the upper cylinder to be fixed with the mounting column, so that the mounting bracket is fixed with the shell, the internal structure of the shell is simplified, the die is simpler, and the die cost is reduced; in addition, the installing support is fixed firm, avoids vibrations noise.

Description

Microphone

Technical Field

The utility model relates to the technical field of microphones, in particular to a microphone.

Background

Microphones are an important type of audio equipment for converting sound into electrical signals, and are widely used in recording, video recording, stage performance, process program passage and interview activities, and the like.

Chinese patent CN213028548U discloses a condenser microphone, which comprises a housing, a mounting bracket is connected in the housing, a longitudinal support column connected with the inner wall of the housing is arranged on the left and right sides of the lower part of the mounting bracket, a control circuit board is mounted on the front side of the longitudinal support column, a control button is arranged on the front side of the control circuit board, a panel is arranged on the front side of the housing, a through hole for the control button to pass through is arranged on the panel, a mounting laminate is arranged in the middle of the mounting bracket, a microphone bracket is mounted on the top of the mounting laminate, a condenser microphone is mounted on the top of the microphone bracket, a front screen is mounted on the front side of the upper part of the mounting bracket, and a rear screen is mounted on the rear side of the upper part of the mounting bracket. This solution has the following problems:

first, the installing support is fixed through the fluting installation on the inner wall of casing, causes the casing structure complicacy, and mould development cost is high.

Second, the control circuit board is installed in the housing, resulting in a larger housing volume.

In view of this, improvements to existing microphones are needed to simplify the structure, reduce the cost of mold fabrication, and reduce the volume.

Disclosure of utility model

Aiming at the defects, the utility model aims to provide a microphone to solve the problems of high development cost and large volume of a die in the prior art.

Therefore, the microphone provided by the utility model comprises a shell, a mounting bracket and two net covers,

The shell comprises an upper cylinder and a lower cylinder, and an annular step is arranged on the inner wall of the upper cylinder;

The mounting bracket comprises a mounting plate, a door-shaped frame is arranged on the top surface of the mounting plate, two net covers are oppositely arranged on two sides of the frame, a plurality of mounting columns are arranged on the bottom surface of the mounting plate, a plurality of mounting holes are formed in the bottom surface of the upper cylinder, a plurality of fixing screws penetrate through the mounting holes and are fixed with the mounting columns, and the mounting bracket is fixed with the shell.

In the above technical solution, preferably, the upper cylinder is in a stepped cylindrical shape, the joint portion of the stepped cylinder forms the annular step on the inner wall, the lower end of the mesh enclosure is inserted into the upper cylinder, and the bottom surface abuts against the annular step.

In the above technical solution, preferably, the lower cylinder is provided therein with a connection terminal, and is fixed by a screw penetrating a side surface of the lower cylinder.

In the above technical solution, preferably, the mounting plate is disc-shaped, and the top surface is in an arc shape with an upward convex, and two threading holes are provided.

In the above technical solution, preferably, a rib is provided on an inner side surface of the frame, and the mesh enclosure is inserted into the frame and abuts against the rib.

In the above technical scheme, preferably, an upper bracket is arranged at the upper end of the rib, a lower bracket is arranged at the lower end of the rib, fixing holes are respectively formed in the upper bracket and the lower bracket, and the ends of the upper bracket and the lower bracket are respectively inclined towards the center of the frame.

In the above technical solution, preferably, the centers of two sides of the upper beam of the frame are respectively provided with a horizontally arranged baffle in a protruding manner, and the top surface of the mesh enclosure abuts against the bottom surface of the baffle.

In the above technical solution, preferably, a connecting column is provided at the root of the lower bracket, the connecting column is obliquely provided, and the end is fixed to the top surface of the mounting plate.

According to the technical scheme, the microphone provided by the utility model solves the problems of complex shell structure, high mold development cost and larger shell volume caused by the fact that the mounting bracket is fixedly mounted through the groove on the inner wall of the shell in the prior art. Compared with the prior art, the utility model has the following beneficial effects:

The mounting bracket comprises a mounting plate, a plurality of mounting columns are arranged on the bottom surface of the mounting plate, the shell comprises an upper cylinder and a lower cylinder, a plurality of mounting holes are formed in the bottom surface of the upper cylinder, a plurality of fixing screws penetrate through the mounting holes to be fixed with the mounting columns, and the mounting bracket is fixed with the shell. The internal structure of the shell is simplified, the die is simpler, and the cost of the die is reduced; in addition, the installing support is fixed firm, avoids vibrations noise.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will make brief description and illustrations of the drawings used in the description of the embodiments of the present utility model or the prior art. It is obvious that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

Fig. 1 is a schematic diagram of a microphone according to the present utility model;

FIG. 2 is a schematic diagram of the microphone of FIG. 1 in a bottom view;

Fig. 3 is an exploded view of the microphone of fig. 1;

FIG. 4 is a schematic view of a mounting bracket according to the present utility model;

Fig. 5 is a schematic view of the mounting bracket of fig. 4 in a bottom view.

In fig. 1 to 5, the correspondence of the components is as follows:

A housing 10, a mounting bracket 20, a mesh enclosure 30;

An upper cylinder 11, a lower cylinder 12, an annular step 13, a connection terminal 14, and a mounting hole 15;

Mounting plate 21, frame 22, bead 23, upper bracket 24, lower bracket 25, baffle 26, mounting post 27, through wires hole 28, spliced pole 29.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without making any inventive effort are intended to fall within the scope of the present utility model.

In order to make the explanation and the description of the technical solution and the implementation of the present utility model clearer, several preferred embodiments for implementing the technical solution of the present utility model are described below.

In this document, the terms "inner, outer", "front, rear", and "left, right" are expressions based on the usage status of the product, and it is apparent that the usage of the corresponding terms does not limit the scope of the present solution.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram of a microphone according to the present utility model, and fig. 2 is an exploded structure schematic diagram of the microphone shown in fig. 1.

As shown in fig. 1, 2 and 3, the microphone provided by the utility model comprises a shell 10, a mounting bracket 20 and two mesh covers 30.

The housing 10 includes an upper cylinder 11 and a lower cylinder 12, the diameter of the lower cylinder 12 is smaller than that of the upper cylinder 11, the upper cylinder 11 is in a stepped cylindrical shape with a large upper side and a small lower side, and a joint portion of the stepped cylinder forms an annular step 13 on an inner wall of the upper cylinder 11, and a connection terminal 14 is provided in the lower cylinder 12 and fixed by a screw passing through a side surface of the lower cylinder 12. The bottom surface of the upper cylinder 11 is provided with mounting holes 15.

As shown in fig. 3 and 4, the mounting bracket 20 includes a mounting plate 21, in this embodiment, the mounting plate 21 has a disc shape, and the top surface of the mounting plate is in an upwardly convex arc shape, and two threading holes 28 are provided. The top surface of the mounting plate 21 is provided with a door-shaped frame 22, and the center of the inner side surface of the frame 22 is convexly provided with a convex rib 23 to form a mounting step. The upper end of bead 23 is equipped with upper bracket 24, and the lower extreme is equipped with lower carriage 25, is equipped with the fixed orifices on upper bracket 24 and the lower carriage 25 for fixed circuit board, circuit board adopt prior art to make, is equipped with the audio processing circuit of pickup on it. The ends of the upper bracket 24 and the lower bracket 25 are respectively disposed obliquely toward the center of the frame 22. The centers of two sides of the upper beam of the frame 22 are respectively provided with a baffle 26 in a protruding mode, and the top surface of the net cover abuts against the bottom surface of the baffle 26. Two mounting posts 27 are provided on the bottom surface of the mounting plate 21. The mounting post 27 is inserted into the upper cylinder 11, and the fixing screw 16 is fixed to the mounting post 27 through the mounting hole 15 from bottom to top, thereby fixing the mounting bracket 20 to the housing 10.

The root of the lower bracket 25 is provided with a connecting column 29, the connecting column 29 is obliquely arranged, and the other end is fixed with the top surface of the mounting plate 21. The vibration of the circuit board can be buffered and the sound quality can be improved by the connecting column 29 and the arc-shaped top surface of the mounting plate 21.

The mesh enclosure 30 is half-shell, and two mesh enclosures 30 are oppositely arranged at two sides of the frame 22 to form a cylinder shape. The lower end of the mesh enclosure is inserted into the upper cylinder and the bottom surface abuts against the annular step, and the sides of the mesh enclosure are inserted into the frame and against the sides of the ribs 23.

By combining the description of the specific embodiments, the microphone and the microphone provided by the utility model have the following advantages compared with the prior art:

First, the installing support includes the mounting plate, is equipped with many erection columns on the bottom surface of mounting plate, and the casing includes upper portion drum and lower part drum, is equipped with a plurality of mounting holes on the bottom surface of upper portion drum, and a plurality of set screws pass the mounting hole and are fixed with the erection column, fix installing support and casing. The internal structure of the shell is simplified, the die is simpler, and the die cost is reduced.

Second, the installing support passes through set screw fixed firm, avoids vibrations noise.

Thirdly, protruding bead that is equipped with in medial surface center department of frame, the upper end of bead is equipped with the upper bracket, and the lower extreme is equipped with the lower carriage, is equipped with the fixed orifices on upper bracket and the lower carriage, and the circuit board is fixed on upper bracket and lower carriage, no longer fixes in the casing, has reduced the volume of casing.

Fourth, the top surface of mounting disc is protruding arc, and the tip of upper bracket and lower carriage is the central slope setting towards the frame respectively, and the root of lower carriage is equipped with the spliced pole, and the spliced pole slope sets up, and the other end is fixed with the top surface of mounting disc, can cushion the vibrations of circuit board, improves tone quality.

Finally, it is also noted that the terms "comprises," "comprising," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions.

Claims (8)

1. A microphone comprises a shell, a mounting bracket and two net covers, and is characterized in that,

The shell comprises an upper cylinder and a lower cylinder, and an annular step is arranged on the inner wall of the upper cylinder;

The mounting bracket comprises a mounting plate, a door-shaped frame is arranged on the top surface of the mounting plate, two net covers are oppositely arranged on two sides of the frame, a plurality of mounting columns are arranged on the bottom surface of the mounting plate, a plurality of mounting holes are formed in the bottom surface of the upper cylinder, a plurality of fixing screws penetrate through the mounting holes and are fixed with the mounting columns, and the mounting bracket is fixed with the shell.

2. The microphone of claim 1, wherein the upper cylinder is stepped cylindrical, and a joint portion of the stepped cylinder forms the annular step on an inner wall, and the lower end of the mesh enclosure is inserted into the upper cylinder with a bottom surface abutting against the annular step.

3. The microphone of claim 1 wherein the lower cylinder has terminals disposed therein and secured by screws passing through the sides of the lower cylinder.

4. The microphone of claim 1 wherein the mounting plate has a circular disk shape with a convex arcuate top surface and two threaded holes.

5. The microphone of claim 4 wherein the frame has ribs on an inner side thereof, the mesh enclosure being inserted into the frame and abutting the ribs.

6. The microphone of claim 5, wherein the upper end of the rib is provided with an upper bracket, the lower end of the rib is provided with a lower bracket, the upper bracket and the lower bracket are respectively provided with a fixing hole, and the ends of the upper bracket and the lower bracket are respectively inclined towards the center of the frame.

7. The microphone of claim 1 wherein the center of each side of the upper beam of the frame is provided with a horizontally disposed baffle, and the top surface of the mesh enclosure abuts against the bottom surface of the baffle.

8. The microphone of claim 6 wherein the root portion of the lower bracket is provided with a connecting post, the connecting post is disposed obliquely, and the end portion is fixed to the top surface of the mounting plate.