CN211267058U

CN211267058U - Anti-electromagnetic interference capacitive conference microphone

Info

Publication number: CN211267058U
Application number: CN202020212561.9U
Authority: CN
Inventors: 冯诗琳
Original assignee: Shenzhen Heng Sheng Tong Technology Co ltd
Current assignee: Shenzhen Heng Sheng Tong Technology Co ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-08-14
Anticipated expiration: 2030-02-26

Abstract

The utility model provides an anti-electromagnetic interference condenser type meeting microphone relates to microphone technical field, including the base, the one end lateral wall of base is inserted and is established and the swivelling joint has the switch, and the one end lateral wall of base is provided with adopts the sound device, adopts the sound device to include the spring pipe, the one end lateral wall of spring pipe and the one end lateral wall fixed connection of base, the one end lateral wall fixedly connected with microphone of spring pipe, one side lateral wall of spring pipe are provided with protector, and the one end lateral wall of base is provided with fixing device. Adopt fixing device, use extension spring to drive the slider displacement, adjust the atmospheric pressure size in the sucking disc to fix sucking disc and equipment under the effect of atmospheric pressure, avoid equipment in use easily to receive exogenic action and rock, the stability of equipment is effectively improved in the device's application, adopts protector, uses the protection casing to effectively avoid dust and debris to collect up on the microphone, and uses lug and stopper restriction protection casing's displacement.

Description

Anti-electromagnetic interference capacitive conference microphone

Technical Field

The utility model relates to a microphone technical field especially relates to anti-electromagnetic interference capacitive conference microphone.

Background

Microphones, known as microphones, are translated from english microphone (microphone) and are also called microphones, which are energy conversion devices that convert sound signals into electrical signals, and are classified into moving coil, capacitor, electret and recently emerging silicon micro-microphones, as well as liquid microphones and laser microphones, and most of the microphones are electret condenser microphones, which operate on the principle of using a diaphragm of polymeric material with permanent charge isolation.

Along with the development of society, microphones are widely applied to production and life, and when a meeting is held, the microphones are easily influenced by external force and shake, so that the normal use of the microphones is influenced, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing an anti-electromagnetic interference capacitive conference microphone.

In order to achieve the above purpose, the utility model adopts the following technical scheme: anti electromagnetic interference condenser conference microphone, including the base, the one end lateral wall of base is inserted and is established and swivelling joint has the switch, the one end lateral wall of base is provided with adopts the sound device, it includes the spring pipe to adopt the sound device, the one end lateral wall of spring pipe and the one end lateral wall fixed connection of base, the one end lateral wall fixed connection of spring pipe has the microphone, one side lateral wall of spring pipe is provided with protector, the one end lateral wall of base is provided with fixing device.

The protection device comprises an installation block, the installation block is sleeved on the spring pipe and fixedly connected with one side wall of the spring pipe, the installation block is sleeved with a protection cover and is connected with the protection cover in a sliding mode, one side inner wall of the installation block is fixedly connected with a compression spring, one end of the compression spring is fixedly connected with a lug, and one end of the lug is inserted into the protection cover.

The fixing device comprises a sucker, one end side wall of the sucker is fixedly connected with the inner top wall of the chassis, an extension spring is fixedly connected in the inner cavity of the chassis, one end of the extension spring is fixedly connected with a sliding block, one end side wall of the sliding block is fixedly connected with a sliding rod, one end of the sliding rod penetrates through the base, and one end of the sliding block penetrates through the sucker.

The utility model discloses a protection casing, including the protection casing, the constant head tank that two symmetries set up is seted up to one side inner wall of protection casing, the lug inserts in the constant head tank, one side inner wall sliding connection of lug and installation piece, one side lateral wall of lug offsets with one side inner wall of constant head tank, uses the constant head tank to fix the protection casing with the lug cooperation.

The protection cover is characterized in that four symmetrical limiting blocks are fixedly connected to the inner wall of one side of the protection cover, one side wall of each limiting block is abutted to one side wall of the corresponding mounting block, and the protection cover is prevented from being separated from the mounting block.

Extension spring is run through to the one end of slide bar, one side lateral wall of slide bar and one side inner wall sliding connection of base, the one end lateral wall fixedly connected with briquetting of slide bar, the briquetting is the spheroid, one side lateral wall of briquetting adopts abrasive paper to polish and handles, is convenient for press down the briquetting and drives slide bar and slider displacement, adjusts the atmospheric pressure of sucking disc and desktop.

Advantageous effects

1. The utility model discloses in, adopt fixing device, use extension spring to drive the slider displacement, adjust the atmospheric pressure size in the sucking disc to fix sucking disc and equipment under the effect of atmospheric pressure, avoid equipment in use easily to receive exogenic action and rock, the device's the stability of effective improve equipment of application.

2. The utility model discloses in, adopt protector, use the protection casing to effectively avoid dust and debris to build up on the microphone to use lug and stopper restriction protection casing's displacement, the device's the easy-to-use nature and the life of effective improve equipment of application.

Drawings

Fig. 1 is a front view of an anti-electromagnetic interference condenser conference microphone according to the present invention;

fig. 2 is a bottom view of the anti-electromagnetic interference condenser type conference microphone of the present invention;

fig. 3 is a schematic structural view of the fixing device in the anti-electromagnetic interference condenser type conference microphone according to the present invention;

fig. 4 is the utility model provides a protector's in anti-electromagnetic interference capacitive conference microphone structural schematic.

Illustration of the drawings: 1. a base; 2. a switch; 3. a fixing device; 31. briquetting; 32. a suction cup; 33. a slider; 34. a slide bar; 35. an extension spring; 4. a sound collection device; 41. a microphone; 42. a spring tube; 5. a guard; 51. a protective cover; 52. a limiting block; 53. positioning a groove; 54. mounting blocks; 55. a compression spring; 56. and (4) a bump.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, the anti-electromagnetic interference capacitive conference microphone comprises a base 1, wherein one end side wall of the base 1 is inserted and rotatably connected with a switch 2, one end side wall of the base 1 is provided with a sound collecting device 4, the sound collecting device 4 comprises a spring tube 42, one end side wall of the spring tube 42 is fixedly connected with one end side wall of the base 1, one end side wall of the spring tube 42 is fixedly connected with a microphone 41, one side wall of the spring tube 42 is provided with a protection device 5, one end side wall of the base 1 is provided with a fixing device 3, and equipment is fixed to facilitate normal use.

The protection device 5 comprises an installation block 54, the installation block 54 is sleeved on the spring tube 42 and fixedly connected with one side wall thereof, the installation block 54 is sleeved and slidably connected with a protection cover 51, one side inner wall of the protection cover 51 is provided with two symmetrically arranged positioning grooves 53, a bump 56 is inserted into the positioning grooves 53, the bump 56 is slidably connected with one side inner wall of the installation block 54, one side wall of the bump 56 is abutted against one side inner wall of the positioning grooves 53, the protection cover 51 is fixed by matching the positioning grooves 53 and the bump 56, one side inner wall of the protection cover 51 is fixedly connected with four symmetrically arranged limiting blocks 52, one side wall of the limiting block 52 is abutted against one side wall of the installation block 54 to prevent the protection cover 51 from being separated from the installation block 54, one side inner wall of the installation block 54 is fixedly connected with a compression spring 55, one end of the compression spring 55 is fixedly connected with the bump, when the device is not used, the protective cover 51 is pulled to cover the microphone 41, the bump 56 is stressed to extrude the compression spring 55, when the bump 56 is in a straight line with the positioning groove 53, the compression spring 55 loses constraint and pushes the bump 56 to be inserted into the positioning groove 53 to fix the protective cover 51, through the arrangement of the protective device 5, dust and sundries are effectively prevented from being accumulated on the microphone 41 by using the protective cover 51, the bump 56 and the limiting block 52 are used for limiting the displacement of the protective cover 51, and the application of the device effectively improves the usability and the service life of the device.

The fixing device 3 comprises a suction cup 32, one end side wall of the suction cup 32 is fixedly connected with an inner top wall of the chassis, an extension spring 35 is fixedly connected in an inner cavity of the chassis, one end of the extension spring 35 is fixedly connected with a sliding block 33, one end side wall of the sliding block 33 is fixedly connected with a sliding rod 34, one end of the sliding rod 34 penetrates through the extension spring 35, one side wall of the sliding rod 34 is slidably connected with one side inner wall of the base 1, one end side wall of the sliding rod 34 is fixedly connected with a pressing block 31, the pressing block 31 is spherical, one side wall of the pressing block 31 is polished by abrasive paper, the pressing block 31 is convenient to drive the sliding rod 34 and the sliding block 33 to displace, the air pressure of the suction cup 32 and the desktop is adjusted, one end of the sliding rod 34 penetrates through the base 1, one end of the sliding block 33 penetrates through the suction cup 32, before the equipment is placed, the pressing block 31 is loosened, the extension spring 35 loses constraint to drive the sliding block 33 and the sliding rod 34 to reset, gas in the suction disc 32 is driven to enter the chassis, air pressure in the suction disc 32 is reduced, the equipment is adsorbed on a table top, when the equipment is removed, the equipment can be taken down only by pressing the pressing block 31, the extension spring 35 is used for driving the sliding block 33 to displace through the fixing device 3, air pressure in the suction disc 32 is adjusted, the suction disc 32 and the equipment are fixed under the action of atmospheric pressure, the phenomenon that the equipment is prone to shaking under the action of external force in use is avoided, and the device is applied to effectively improve the stability of the equipment.

The utility model discloses a theory of operation: before the equipment is placed on a desktop, a press block 31 is pressed to drive a slide rod 34 and a slide block 33 to move, an extension spring 35 is stressed and deformed to generate elasticity, the equipment is placed on the desktop, the press block 31 is loosened, the extension spring 35 loses constraint to drive the slide block 33 and the slide rod 34 to reset, gas in a suction disc 32 is driven to enter a chassis, the gas pressure in the suction disc 32 is reduced, the equipment is adsorbed on the desktop, when the equipment is removed, the equipment can be removed only by pressing the press block 31, the fixing device 3 is arranged, the extension spring 35 is used for driving the slide block 33 to move, the gas pressure in the suction disc 32 is adjusted, the suction disc 32 and the equipment are fixed under the action of atmospheric pressure, the equipment is prevented from being easily shaken under the action of external force when the equipment is used, the application of the device effectively improves the stability of the equipment, when the equipment is not used, a protective cover 51, when the projection 56 is in a straight line with the positioning groove 53, the compression spring 55 loses constraint and pushes the projection 56 to be inserted into the positioning groove 53 to fix the protective cover 51, the protective cover 51 is used for effectively preventing dust and sundries from being accumulated on the microphone 41 by arranging the protective device 5, the projection 56 and the limiting block 52 are used for limiting the displacement of the protective cover 51, and the application of the device effectively improves the usability and the service life of the equipment.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Anti electromagnetic interference condenser conference microphone, including base (1), its characterized in that: the utility model discloses a sound collecting device, including base (1), one end lateral wall of base (1) is inserted and is established and rotate and be connected with switch (2), the one end lateral wall of base (1) is provided with adopts sound device (4), it includes spring pipe (42) to adopt sound device (4), the one end lateral wall of spring pipe (42) and the one end lateral wall fixed connection of base (1), the one end lateral wall fixedly connected with microphone (41) of spring pipe (42), one side lateral wall of spring pipe (42) is provided with protector (5), the one end lateral wall of base (1) is provided with fixing device (3).

2. The anti-electromagnetic interference condenser conference microphone of claim 1, wherein: protector (5) are including installation piece (54), installation piece (54) cover is established on spring pipe (42) and rather than one side lateral wall fixed connection, the cover is established and sliding connection has protection casing (51) on installation piece (54), one side inner wall fixed connection of installation piece (54) has compression spring (55), the one end fixedly connected with lug (56) of compression spring (55), the one end of lug (56) is inserted in protection casing (51).

3. The anti-electromagnetic interference condenser conference microphone of claim 1, wherein: fixing device (3) are including sucking disc (32), the one end lateral wall of sucking disc (32) and the interior roof fixed connection on chassis, fixedly connected with extension spring (35) in the inner chamber on chassis, the one end fixedly connected with slider (33) of extension spring (35), the one end lateral wall fixedly connected with slide bar (34) of slider (33), base (1) is run through to the one end of slide bar (34), sucking disc (32) is run through to the one end of slider (33).

4. The anti-electromagnetic interference condenser conference microphone of claim 2, wherein: the utility model discloses a safety protection cover, including protection casing (51), boss (56), mounting block (54), locating groove (53) that two symmetries set up are seted up to one side inner wall of protection casing (51), during boss (56) inserted locating groove (53), one side inner wall sliding connection of boss (56) and mounting block (54), one side lateral wall of boss (56) offsets with one side inner wall of locating groove (53).

5. The anti-electromagnetic interference condenser conference microphone of claim 2, wherein: the inner wall of one side of protection casing (51) is fixedly connected with stopper (52) that four symmetries set up, the lateral wall of one side of stopper (52) offsets with the lateral wall of one side of installation piece (54).

6. The anti-electromagnetic interference condenser conference microphone of claim 3, wherein: extension spring (35) is run through to the one end of slide bar (34), one side lateral wall of slide bar (34) and one side inner wall sliding connection of base (1), the one end lateral wall fixedly connected with briquetting (31) of slide bar (34), briquetting (31) are the spheroid, one side lateral wall of briquetting (31) adopts abrasive paper to polish and handles.