CN219041977U

CN219041977U - Low-noise capacitor microphone

Info

Publication number: CN219041977U
Application number: CN202223475166.8U
Authority: CN
Inventors: 胡红普; 邓枝虹; 吴卷锋
Original assignee: Shenzhen Bominwell Systems Engineering Co ltd
Current assignee: Shenzhen Bominwell Systems Engineering Co ltd
Priority date: 2022-12-24
Filing date: 2022-12-24
Publication date: 2023-05-16
Anticipated expiration: 2032-12-24

Abstract

The utility model relates to the field of capacitor microphones, in particular to a low-noise capacitor microphone which comprises a mounting bracket, a rotating connecting piece, a connecting bracket, a damping bracket, a connecting piece, a supporting bracket, a shell, a rotating knob and a radio shell, wherein the rotating knob is arranged on the mounting bracket; the top of the damping bracket is connected with a plurality of groups of connecting pieces; one end of the connecting piece, which is far away from the damping bracket, is connected with the supporting piece; the bottom of the supporting piece is connected with the supporting bracket; the bottom of the supporting bracket is connected with the connecting bracket; according to the utility model, the collection and collection effects of sound can be effectively improved, the sliding structure of the device can be used for adjusting the proportion of the sound receiving piece between the shell and the sound receiving shell according to the requirements of use scenes, so that the sound receiving effect is adjusted, meanwhile, the protection effect on the high-sensitivity element is achieved, the shock absorption effect of the device can be effectively improved through the combination of the shock absorption support and the connecting piece, and the influence of bottom shock on the sound receiving effect of the device is avoided.

Description

Low-noise capacitor microphone

Technical Field

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

Background

In electroacoustic field, the vibrating diaphragm capacitor microphone has the characteristics of high sensitivity and high directivity, so that it is generally used for various professional music, video recording. In general, a condenser microphone with an effective diameter of more than 3/4 inch is called a large diaphragm condenser microphone, a condenser microphone with an effective diameter of 5/8 to 3/4 inch is called a medium diaphragm condenser microphone, a condenser microphone with an effective diameter of less than 5/8 inch is called a small diaphragm condenser microphone, the larger the diaphragm is, the higher the sensitivity of the microphone is, and the more delicate the sound is emitted.

The Chinese patent with the authorized bulletin number of CN206602663U discloses a large-diaphragm capacitor microphone system, which comprises a large-diaphragm capacitor microphone, a monitoring earphone, a balanced input sound card and a host, wherein the large-diaphragm capacitor microphone comprises a high-focus heart-shaped capacitor pickup head, a hollow cylinder body and a rear cover, a vacuum evaporation metal diaphragm is arranged in the capacitor pickup head, a low-cut circuit, an attenuation circuit, an impedance conversion circuit and a protection circuit are arranged in the hollow cylinder body, the balanced input sound card is provided with a microphone input interface, an external sound source signal input interface and an audio output interface, and the large-diaphragm capacitor microphone is connected with the microphone input interface of the balanced input sound card through a microphone connecting wire; the monitoring earphone is connected with an audio output interface of the balanced input sound card through an earphone connecting wire; the host is provided with a display and a USB interface, and the USB interface is connected with an external sound source signal input interface through a USB connecting wire. The utility model essentially eliminates circuit sound pollution through reasonable and strict layout, effectively inhibits the influence of environmental noise and ensures the quality of the microphone.

However, the above disclosed solution has the following disadvantages: the microphone directivity is poor in the middle of the actual use process of the scheme, and the problems that the sound receiving effect is unstable, the sound receiving effect is inconvenient to adjust and the like are solved.

Disclosure of Invention

The utility model aims at solving the technical problems in the background technology, and provides a low-noise capacitor microphone which can effectively improve the collection and collection effects of sound, and the sliding structure of the device can adjust the proportion of a sound receiving piece between the shells according to the requirements of use scenes, so that the sound receiving effect is adjusted, meanwhile, the high-sensitivity element is protected, the shock absorbing effect of the device can be effectively improved through the combination of a shock absorbing bracket and a connecting piece, and the influence of bottom vibration on the sound receiving effect of the device is avoided.

The utility model provides a low-noise capacitor microphone which comprises a mounting bracket, a rotating connecting piece, a connecting bracket, a damping bracket, a connecting piece, a supporting bracket, a shell, a rotating knob and a radio shell, wherein the rotating knob is arranged on the mounting bracket;

the top of the mounting bracket is connected with the rotary connecting piece in a rotary damping way; one end of the rotary connecting piece, which is far away from the mounting bracket, is connected with the connecting bracket; the top of the connecting bracket is connected with the damping bracket; the top of the damping bracket is connected with a plurality of groups of connecting pieces; one end of the connecting piece, which is far away from the damping bracket, is connected with the supporting piece; the bottom of the supporting piece is connected with the supporting bracket; the bottom of the supporting bracket is connected with the connecting bracket; the top of the supporting piece is connected with the shell; the top of the shell is rotationally connected with the rotating knob; the inside of the shell is provided with a sound receiving piece which is in sliding connection with the inner wall of the shell; the side surface of the shell is connected with the radio shell; the radio receiving piece is in sliding connection with the inside of the radio receiving shell; the radio part is in transmission connection with the rotating knob; a plurality of groups of sound receiving holes are arranged on the side surface of the sound receiving shell.

Preferably, a plurality of groups of fixing threaded holes are formed in the bottom of the mounting bracket, and the plurality of groups of fixing threaded holes are distributed around the bottom of the mounting bracket.

Preferably, the side surface of the rotary connecting piece is provided with a rotary damping piece, the rotary damping piece is contacted with the top of the mounting bracket, and the side surface of the rotary connecting piece is provided with an anti-slip layer.

Preferably, the damping brackets are symmetrically arranged at two sides of the supporting piece; the shock-absorbing support is U-shaped, and the shock-absorbing support has elasticity.

Preferably, the bottom of the supporting piece is provided with a buffer cushion, and the bottom of the buffer cushion is connected with the seam of the top of the supporting bracket.

Preferably, the bottom of the rotary knob is provided with a gear, the side surface of the radio part is provided with a rack, and the rack is meshed with the gear.

Preferably, a sliding rail is arranged in the shell, a sliding block is arranged at the bottom of the radio part, and the sliding rail is in sliding connection with the sliding block.

Preferably, the wear-resistant layer is arranged on the side surface of the outer end surface of the radio housing.

The technical scheme of the utility model has the following beneficial technical effects:

according to the utility model, the collection and collection effects of sound can be effectively improved, the sliding structure of the device can be used for adjusting the proportion of the sound receiving piece between the shell and the sound receiving shell according to the requirements of use scenes, so that the sound receiving effect is adjusted, meanwhile, the protection effect is achieved on the high-sensitivity element, the damping effect of the device can be effectively improved through the combination of the damping support and the connecting piece, the influence of bottom vibration on the sound receiving effect of the device is avoided, the working angle and the working range of the device can be effectively increased through the rotating connecting piece at the bottom, and the top sound receiving structure can be more stable through the combination of the plurality of groups of damping supports.

Drawings

FIG. 1 is a schematic diagram of a low noise condenser microphone according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a base in a low noise capacitor microphone according to the present utility model;

FIG. 3 is a side view of a low noise condenser microphone in accordance with the present utility model;

reference numerals: 1. a mounting bracket; 2. rotating the connecting piece; 3. a connecting bracket; 4. a shock absorbing bracket; 5. a connecting piece; 6. a support; 7. a support bracket; 8. a housing; 9. rotating a knob; 10. a radio housing; 11. and (5) receiving a hole.

Detailed Description

Example 1

As shown in fig. 1-3, the low-noise capacitor microphone provided by the utility model comprises a mounting bracket 1, a rotating connecting piece 2, a connecting bracket 3, a damping bracket 4, a connecting piece 5, a supporting piece 6, a supporting bracket 7, a shell 8, a rotating knob 9 and a sound receiving shell 10;

the top of the mounting bracket 1 is in rotary damping connection with the rotary connecting piece 2; one end of the rotary connecting piece 2 far away from the mounting bracket 1 is connected with the connecting bracket 3; the top of the connecting bracket 3 is connected with the damping bracket 4; the top of the damping bracket 4 is connected with a plurality of groups of connecting pieces 5; one end of the connecting piece 5 far away from the shock absorption bracket 4 is connected with the supporting piece 6; the bottom of the supporting piece 6 is connected with a supporting bracket 7; the bottom of the supporting bracket 7 is connected with the connecting bracket 3; the top of the supporting piece 6 is connected with the shell 8; the top of the shell 8 is rotationally connected with a rotary knob 9; the inside of the shell 8 is provided with a sound receiving piece which is in sliding connection with the inner wall of the shell 8; the side surface of the shell 8 is connected with a radio shell 10; the sound receiving piece is in sliding connection with the interior of the sound receiving shell 10; the radio part is in transmission connection with the rotary knob 9; a plurality of groups of sound receiving holes 11 are arranged on the side surface of the sound receiving shell 10; the bottom of the mounting bracket 1 is provided with a plurality of groups of fixing threaded holes, and the plurality of groups of fixing threaded holes are distributed around the bottom of the mounting bracket 1; the damping brackets 4 are symmetrically arranged on two sides of the supporting piece 6; the shock-absorbing bracket 4 is U-shaped, and the shock-absorbing bracket 4 has elasticity; the bottom of the supporting piece 6 is provided with a buffer cushion, and the bottom of the buffer cushion is connected with the joint of the top of the supporting bracket 7; the bottom of the rotary knob 9 is provided with a gear, the side surface of the radio part is provided with a rack, and the rack is in meshed connection with the gear; a sliding rail is arranged in the shell 8, a sliding block is arranged at the bottom of the radio part, and the sliding rail is in sliding connection with the sliding block; the outer end face side of the radio housing 10 is provided with a wear-resistant layer.

In this embodiment, can make this device more have the directionality in the middle of the use through this device when can effectually improving microphone radio efficiency to reduced the recording of noise, when this device was in operating condition, the portability can be adjusted through the work angle that this device was effectively improved to the structure of rotation connecting piece 2 of bottom, prevent simultaneously that this device from taking place unexpected rotation under operating condition, can effectually improve this device's shock attenuation effect through the combination of multiunit shock absorber support 4 and connecting piece 5, thereby avoided the vibrations of bottom transmission to be gathered by top radio, can effectually improve this device to the slip control effect of radio through the combination of turning knob 9, thereby can realize the radio effect of pertinence.

Example two

As shown in fig. 2-3, in the low noise capacitor microphone according to the present utility model, compared with the first embodiment, the side surface of the rotary connecting piece 2 is provided with a rotary damping piece, the rotary damping piece contacts with the top of the mounting bracket 1, and the side surface of the rotary connecting piece 2 is provided with an anti-slip layer.

In one embodiment of the utility model, the structure of the rotary damping piece can effectively improve the pointing stability of the device, thereby avoiding the decline of the accuracy of the radio direction of the device.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The low-noise capacitor microphone is characterized by comprising a mounting bracket (1), a rotating connecting piece (2), a connecting bracket (3), a damping bracket (4), a connecting piece (5), a supporting piece (6), a supporting bracket (7), a shell (8), a rotating knob (9) and a radio shell (10);

the top of the mounting bracket (1) is connected with the rotary connecting piece (2) in a rotary damping way; one end of the rotary connecting piece (2) far away from the mounting bracket (1) is connected with the connecting bracket (3); the top of the connecting bracket (3) is connected with the damping bracket (4); the top of the damping bracket (4) is connected with a plurality of groups of connecting pieces (5); one end of the connecting piece (5) far away from the shock absorption bracket (4) is connected with the supporting piece (6); the bottom of the supporting piece (6) is connected with the supporting bracket (7); the bottom of the supporting bracket (7) is connected with the connecting bracket (3); the top of the supporting piece (6) is connected with the shell (8); the top of the shell (8) is rotationally connected with a rotary knob (9); the inside of the shell (8) is provided with a sound receiving piece which is connected with the inner wall of the shell (8) in a sliding way; the side surface of the shell (8) is connected with the radio shell (10); the sound receiving piece is in sliding connection with the interior of the sound receiving shell (10); the radio part is in transmission connection with the rotary knob (9); a plurality of groups of sound receiving holes (11) are arranged on the side surface of the sound receiving shell (10).

2. The low-noise capacitor microphone according to claim 1, wherein a plurality of groups of fixing threaded holes are formed in the bottom of the mounting bracket (1), and the plurality of groups of fixing threaded holes are distributed around the bottom of the mounting bracket (1).

3. A low noise condenser microphone according to claim 1, characterized in that the side of the rotary connecting piece (2) is provided with a rotary damping piece, the rotary damping piece is in contact with the top of the mounting bracket (1), and the side of the rotary connecting piece (2) is provided with an anti-slip layer.

4. A low noise condenser microphone according to claim 1, characterized in that the damping brackets (4) are symmetrically arranged on both sides of the support (6); the shock-absorbing support (4) is U-shaped, and the shock-absorbing support (4) has elasticity.

5. A low noise condenser microphone according to claim 1, characterized in that the bottom of the support member (6) is provided with a cushion, the bottom of which is connected to the top seam of the support frame (7).

6. A low noise condenser microphone according to claim 1, characterized in that the bottom of the turning knob (9) is provided with a gear, the side of the sound receiving member is provided with a rack, and the rack is in meshed connection with the gear.

7. A low noise condenser microphone according to claim 1, characterized in that the inside of the housing (8) is provided with a slide rail, the bottom of the sound receiving member is provided with a slide block, and the slide rail is in sliding connection with the slide block.

8. A low noise condenser microphone according to claim 1, characterized in that the outer face side of the sound-receiving housing (10) is provided with a wear-resistant layer.