CN215344990U

CN215344990U - High-sensitivity moving coil microphone core

Info

Publication number: CN215344990U
Application number: CN202121677167.3U
Authority: CN
Inventors: 黄祖华; 陈婷
Original assignee: Guangzhou Hongyitai Technology Development Co ltd
Current assignee: Guangzhou Hongyitai Technology Development Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-28
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a high-sensitivity moving coil microphone core, which relates to the technical field of microphones and comprises an installation seat and a microphone core body, wherein the installation seat is internally provided with an installation hole, the inner wall of the installation hole is symmetrically provided with a pair of clamping mechanisms, the microphone core body is arranged inside the installation hole through the clamping mechanisms, the clamping mechanisms are internally provided with clamping plates, in the installation process, an operator pulls the clamping plates towards the inner side of the installation hole through a pull rope, so that the installation and the disassembly of the microphone core body in the installation hole can be realized, the operation is simpler, meanwhile, the installation hole is internally provided with a pair of buffer mechanisms, the end parts of the buffer mechanisms are contacted with the side wall of the microphone core body, the buffer mechanisms are internally provided with buffer frames, when the microphone core body shakes leftwards and rightwards, the microphone core body extrudes a connecting ring towards the two sides, the connecting ring moves and simultaneously stretches and tensions a spring through a connecting rod, thereby take up paralysis and produce elastic restoring force and cushion vibrations to improve the sensitivity of miaow core body.

Description

High-sensitivity moving coil microphone core

Technical Field

The utility model relates to the technical field of microphones, in particular to a high-sensitivity moving coil microphone core.

Background

The microphone core is an energy conversion device for converting a sound signal into an electric signal, is a device just opposite to a loudspeaker in electro-acoustic, is two terminals of sound equipment, is input by a microphone head, is output by the loudspeaker, is called a microphone, a microphone and a microphone, and is fixed and installed between a shell and an inner installation seat for placing a pickup head by screws when the existing microphone core is used, so that the operation is troublesome; meanwhile, the microphone assembled by the moving-coil microphone core is poor in shockproof effect due to the adoption of screws, the microphone generates severe shock after collision, and a diaphragm in the moving-coil microphone core generates shock under the shock effect, so that noise is generated, and the sensitivity of the microphone is greatly reduced.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a high-sensitivity moving coil microphone core which is more convenient to mount and dismount and has better shock absorption performance.

In order to achieve the purpose, the utility model provides the following technical scheme: including mount pad and miaow core body, the mounting hole has been seted up to the inside of mount pad to a pair of clamping mechanism is installed to the inner wall symmetry of mounting hole, and wherein the miaow core body passes through clamping mechanism and installs in the inside of mounting hole, and a pair of buffer gear is installed to the inside symmetry of mounting hole simultaneously, and buffer gear's tip and the lateral wall contact of miaow core body are in the same place, clamping mechanism includes splint and extrusion spring, and wherein the one end of splint is rotated through rotating and is installed in the inside of connecting seat, and connecting seat fixed mounting is on the inner wall of mounting hole, and splint set to circular-arcly simultaneously to fixed mounting has extrusion spring on splint keep away from a lateral wall of connecting seat, wherein the other end fixed mounting of extrusion spring is on the inner wall of mounting hole.

As a further scheme of the utility model: buffer gear includes buffer frame and depression bar, and wherein buffer frame comprises collar, go-between and connecting rod, and the collar sets up to semicircle form simultaneously to the both ends opening part of collar is connected with a pair of go-between through the connecting rod, and wherein the go-between adopts elastic material to make, and the collar passes through the depression bar simultaneously and rotates the inside of installing at the supporting seat, and wherein supporting seat fixed mounting is on the inner wall of mounting hole, and fixed mounting has taut spring on the lateral wall of connecting rod, and the other end of taut spring is installed on another connecting rod outer wall.

As a further scheme of the utility model: the side wall of the clamping plate far away from the microphone core body is connected with a pull rope, a through hole is formed in one side wall of the mounting seat close to the clamping plate, and the end part of the pull rope extends out of the through hole.

As a further scheme of the utility model: a pair of mounting plates is symmetrically mounted at the bottoms of the left side wall and the right side wall of the mounting seat, fixing holes are formed in the mounting plates, and four groups of sound transmission holes are formed in the peripheral side edges of the mounting seat.

As a still further scheme of the utility model: four groups of symmetrical connecting holes are formed in the top of the mounting seat, four groups of clamping rods are symmetrically mounted on the peripheral bottom wall of the noise reduction cover, the clamping rods and the connecting holes are symmetrically arranged, and the noise reduction cover is clamped in the connecting holes in the top of the mounting seat through the clamping rods.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with the mounting seat, wherein the tooth core body is mounted in the mounting hole of the mounting seat through the clamping mechanism, the clamping mechanism is internally provided with the clamping plate, in the mounting process, an operator pulls the clamping plate towards the inside of the mounting hole through the pull rope, so that the mounting and dismounting of the tooth core body in the mounting hole can be realized, the operation is simpler, meanwhile, the mounting hole is internally provided with the pair of buffer mechanisms, the buffer frames are arranged in the buffer mechanisms, when the tooth core body shakes left and right, the tooth core body extrudes the connecting ring towards two sides, the connecting ring stretches and strains the spring through the connecting rod while moving, so that the elastic restoring force generated by tensioning and paralysis is used for buffering the vibration, the working stability of the tooth core body is ensured, the sensitivity of the tooth core body is improved, and the practicability of the device is increased.

Drawings

FIG. 1 is a top view of the present invention.

Fig. 2 is a schematic structural diagram of the clamping mechanism of the present invention.

Fig. 3 is a partial enlarged view of the present invention at a.

Fig. 4 is a schematic view of a buffer frame according to the present invention.

Fig. 5 is a schematic view of the mounting base of the present invention.

FIG. 6 is a schematic view of a noise reduction shroud of the present invention.

As shown in the figure: 1. the microphone core comprises a mounting base, 2, a microphone core body, 3, a mounting plate, 4, a clamping mechanism, 5, a buffer mechanism, 6, a buffer frame, 601, a mounting ring, 602, a connecting ring, 603, a connecting rod, 7, a clamping plate, 8, a connecting seat, 9, a rotating shaft, 10, an extrusion spring, 11, a pull rope, 12, a connecting hole, 13, a pressing rod, 14, a supporting seat, 15, a mounting hole, 16, a tensioning spring, 17, a fixing hole, 18, a sound transmission hole, 19, a through hole, 20, a noise reduction cover, 21 and a clamping rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, in the embodiment of the present invention, a high-sensitivity moving-coil microphone includes a mounting base 1 and a microphone body 2, a mounting hole 15 is formed in the mounting base 1, and a pair of clamping mechanisms 4 are symmetrically installed on an inner wall of the mounting hole 15, wherein the microphone body 2 is installed in the mounting hole 15 through the clamping mechanisms 4, a pair of buffering mechanisms 5 are symmetrically installed in the mounting hole 15, an end of the buffering mechanism 5 contacts with a side wall of the microphone body 2, so that the microphone body 2 is buffered and supported by the buffering mechanism 5, the working stability of the microphone body 2 is ensured, the sensitivity of the microphone body 2 is improved, a pair of mounting plates 3 are symmetrically installed at bottoms of left and right side walls of the mounting base 1, and a fixing hole 17 is formed in the mounting plate 3, so that the mounting base 1 is fixedly installed in a device, meanwhile, four groups of sound transmission holes 18 are formed in the peripheral side edge of the mounting seat 1, the sound transmission capability of the microphone core body 1 is improved, four groups of symmetrical connecting holes 12 are formed in the top of the mounting seat 1, four groups of clamping rods 21 are symmetrically mounted on the peripheral bottom wall of the noise reduction cover 20, the clamping rods 21 and the connecting holes 12 are symmetrically arranged, and the noise reduction cover 20 is clamped in the connecting holes 12 in the top of the mounting seat 1 through the clamping rods 21, so that noise reduction and sound transmission of the microphone core body 1 are realized.

Referring to fig. 2, it can be seen that: the clamping mechanism 4 comprises a clamping plate 7 and an extrusion spring 10, wherein one end of the clamping plate 7 is rotatably arranged inside a connecting seat 8 through a rotating shaft 9, the connecting seat 8 is fixedly arranged on the inner wall of a mounting hole 15, meanwhile, the clamping plate 7 is arranged in a circular arc shape, so that the clamping plate 7 is attached to the outer wall of the core body 2 as much as possible, the clamping effect on the core body 2 is better, and an extrusion spring 10 is fixedly arranged on one side wall of the clamping plate 7 far away from the connecting seat 8, wherein the other end of the extrusion spring 10 is fixedly arranged on the inner wall of the mounting hole 15, a pull rope 11 is connected on one side wall of the clamping plate 7 far away from the core body 2, a through hole 19 is arranged in one side wall of the mounting seat 1 near the clamping plate 7, wherein the end of the pull rope 11 extends out of the through hole 19, thereby facilitating the pulling of the clamping plate 7 by an operator, and the installation and the disassembly of the microphone core body 2 are more convenient.

Referring to fig. 3, it can be seen that: the buffer mechanism 5 comprises a buffer frame 6 and a pressure lever 13, wherein the buffer frame 6 is composed of a mounting ring 601, a connecting ring 602 and a connecting rod 603, the mounting ring 601 is arranged in a semicircular shape, and openings at two ends of the mounting ring 601 are connected with a pair of connecting rings 602 through the connecting rod 603, wherein the connecting rings 602 are made of elastic materials, so as to avoid the damage of the connecting rings 602 to the outer wall of the microphone core body 2, the mounting ring 601 is rotatably mounted inside a supporting seat 14 through the pressure lever 13, wherein the supporting seat 14 is fixedly mounted on the inner wall of the mounting hole 15, a tension spring 16 is fixedly mounted on the side wall of the connecting rod 603, the other end of the tension spring 16 is mounted on the outer wall of the other connecting rod 603, and thus the two connecting rods 603 are tensioned together through the tension spring 16; when the miaow core body 2 takes place to rock about, miaow core body 2 extrudes the go-between 602 to both sides, passes through the tensile spring 16 of connecting rod 603 extension when the go-between 602 motion, thereby the tensile spring 16 produces elastic restoring force and cushions vibrations, has guaranteed the stability of miaow core body 2 work.

According to the above preferred embodiment provided by the present invention, the working principle of the present invention is as follows: operating personnel stimulates splint 7 to mounting hole 15 inboard through stay cord 11, can place miaow core body 2 in the inside of mounting hole 15, then loosen the stay cord, splint 7 presss from both sides tightly on the outer wall of miaow core body 2 under extrusion spring 10's effect, the completion is fixed to the clamp of miaow core body 2, then will fall the cover 20 of making an uproar and pass through the lock of kelly 21 in the top connecting hole 12 of mount pad 1, the equipment of completion device, can install the device inside equipment through mounting panel 3, the equipment is more convenient with the dismantlement, and in the course of the work, the stability of miaow core body 2 work has been improved through buffer gear 5, sensitivity is higher.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a high sensitivity moves circle miaow core, includes mount pad (1) and miaow core body (2), its characterized in that: the microphone holder is characterized in that a mounting hole (15) is formed in the mounting seat (1), a pair of clamping mechanisms (4) is symmetrically mounted on the inner wall of the mounting hole (15), the microphone core body (2) is mounted in the mounting hole (15) through the clamping mechanisms (4), a pair of buffer mechanisms (5) is symmetrically mounted in the mounting hole (15), the end portion of each buffer mechanism (5) is in contact with the side wall of the microphone core body (2), each clamping mechanism (4) comprises a clamping plate (7) and an extrusion spring (10), one end of each clamping plate (7) is rotatably mounted in the connecting seat (8) through a rotating shaft (9), the connecting seat (8) is fixedly mounted on the inner wall of the mounting hole (15), the clamping plates (7) are arranged to be arc-shaped, and the extrusion springs (10) are fixedly mounted on one side wall, far away from the connecting seat (8), of each clamping plate (7), wherein the other end of the extrusion spring (10) is fixedly arranged on the inner wall of the mounting hole (15).

2. The high sensitivity moving coil microphone core according to claim 1, wherein: buffer gear (5) are including buffer bracket (6) and depression bar (13), wherein buffer bracket (6) comprises collar (601), go-between (602) and connecting rod (603), collar (601) sets up to semicircle form simultaneously, and the both ends opening part of collar (601) is connected with a pair of go-between (602) through connecting rod (603), wherein go-between (602) adopt elastic material to make, collar (601) rotate through depression bar (13) simultaneously and install the inside at supporting seat (14), wherein supporting seat (14) fixed mounting is on the inner wall of mounting hole (15), and fixed mounting has straining spring (16) on the lateral wall of connecting rod (603), the other end of straining spring (16) is installed on another connecting rod (603) outer wall.

3. A high sensitivity moving coil microphone core according to claim 1 or 2, wherein: the novel microphone is characterized in that a pull rope (11) is connected to one side wall, far away from the microphone core body (2), of the clamping plate (7), a through hole (19) is formed in one side wall, close to the clamping plate (7), of the mounting seat (1), and the end portion of the pull rope (11) extends out of the through hole (19).

4. A high sensitivity moving coil microphone core according to claim 1 or 2, wherein: a pair of mounting plates (3) are symmetrically mounted at the bottoms of the left side wall and the right side wall of the mounting seat (1), fixing holes (17) are formed in the mounting plates (3), and four groups of sound transmission holes (18) are formed in the peripheral side edges of the mounting seat (1).

5. A high sensitivity moving coil microphone core according to claim 1 or 2, wherein: four groups of symmetrical connecting holes (12) are formed in the top of the mounting base (1), four groups of clamping rods (21) are symmetrically mounted on the peripheral bottom wall of the noise reduction cover (20), the clamping rods (21) and the connecting holes (12) are symmetrically arranged, and the noise reduction cover (20) is clamped in the connecting holes (12) in the top of the mounting base (1) through the clamping rods (21).