CN217849625U

CN217849625U - Digital analog conversion frequency response microphone

Info

Publication number: CN217849625U
Application number: CN202221366700.9U
Authority: CN
Inventors: 郑经伟
Original assignee: Enping Zhongpu Electronics Co ltd
Current assignee: Enping Zhongpu Electronics Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-18
Anticipated expiration: 2032-06-02

Abstract

The utility model belongs to the technical field of the microphone, especially, be a digital analog conversion frequency response microphone, including main microphone head, vice microphone head and connection rope, main microphone head all includes the miaow head with vice microphone head, the mainboard, spring splint and screw thread blind hole, and the mainboard is close to the one end of screw thread blind hole and is backward crooked, and the corner department of mainboard all makes the fillet and handles, connects the rope including weaving rope and wire, through fixed union coupling together between miaow head and the mainboard, the both ends of connecting the rope all be provided with screw thread blind hole complex screw, the surface of mainboard is provided with the button. The utility model discloses a set up and connect rope and screw, let the user can directly hang this device on the neck, also can put the connection rope and hide under the collar, because it is softer to connect the rope, can not tie user's neck, even the user moves the neck at will and does not have the constraint and feels yet, can also pull down the connection rope after the use so that carry out wireless charging, practicality very.

Description

Digital-analog conversion frequency response microphone

Technical Field

The utility model relates to a microphone technical field specifically is a digital analog conversion frequency response microphone.

Background

With the development of scientific technology, wireless microphones have been widely used in various fields, such as voice communication devices, teleconferencing systems, news interview sites, surveillance, voice recognition, and various consumer electronics products requiring voice communication. In the use process of the wireless microphone, all sound sources within the microphone receiving range are generally received, so that unwanted sounds such as noise and the like can appear when the sounds are played on the sound equipment. When current digital analog conversion frequency response microphone was used as hanging neck formula microphone, its go-between of connecting both sides miaow head was elastic gluey ring, and the user has certain constraint sense when rotating the neck of oneself to this type of microphone can not carry out wireless charging after using, and the mode that the plug wire charges has great wearing and tearing after long-time the use, and life is shorter, and is not practical enough.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a digital analog conversion frequency response microphone has solved and has hung when the neck microphone uses user and have certain constraint sense and can not carry out the problem that wireless charging after using when rotating the neck of oneself.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a digital analog conversion frequency response microphone, includes main microphone head, vice microphone head and is connected the rope, main microphone head all includes miaow head, mainboard, spring splint and screw thread blind hole with vice microphone head, the mainboard is close to the one end of screw thread blind hole and is backward crooked, the edge of mainboard all makes the fillet and handles, connect the rope including weaving rope and wire, be in the same place through fixed union coupling between miaow head and the mainboard, the both ends of connecting the rope all are provided with the screw with screw thread blind hole complex, one side of mainboard is provided with the regulation rim plate and returns the hole with the ear, the surface of mainboard is provided with the button.

As a preferred technical scheme of the utility model, the one end tilt up that fixed pipe is close to the miaow head.

As an optimal technical scheme of the utility model, the quantity of miaow head, mainboard and screw is two sets of.

As a preferred technical scheme of the utility model, one side that fixed pipe was kept away from to the inner wall of mainboard is provided with the coil.

Compared with the prior art, the utility model provides a digital analog conversion frequency response microphone possesses following beneficial effect:

this digital simulation conversion frequency response microphone connects rope and screw through the setting, lets the user can directly hang this device on the neck, also can put the connection rope and hide under the collar, because it is softer to connect the rope, can not tie user's neck, even the user moves the neck at will and does not have the constraint and feels, can also pull down the connection rope after the use so that carry out wireless charging, unusual practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the coil of the present invention;

fig. 3 is a schematic view of the adjusting wheel disc of the present invention.

In the figure: 1. a main microphone head; 2. a secondary microphone head; 3. connecting ropes; 4. a microphone; 5. a main board; 6. a spring clamp plate; 7. a threaded blind hole; 8. weaving a rope; 9. a wire; 10. a fixed tube; 11. a screw; 12. a coil; 51. adjusting the wheel disc; 52. pressing a key; 53. ear return holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a digital simulation conversion frequency response microphone, including main microphone 1, vice microphone 2 with be connected rope 3, main microphone 1 all includes miaow head 4 with vice microphone 2, mainboard 5, spring splint 6 and screw thread blind hole 7, mainboard 5 is close to the one end retroflection of screw thread blind hole 7, the fillet is all done to the edge of mainboard 5, it includes weaving rope 8 and wire 9 to connect rope 3, link together through fixed pipe 10 between miaow head 4 and the mainboard 5, the both ends of connecting rope 3 all are provided with and return hole 53 with screw thread blind hole 7 complex screw 11, one side of mainboard 5 is provided with adjusts rim plate 51 and ear, the surface of mainboard 5 is provided with button 52.

In this embodiment, connect the setting of rope 3, make and do not have the constraint sense after the user has worn this device on the neck, also can hide and use connecting rope 3 under user's collar, miaow head 4 receives the sound source, and convert the current signal into, and convert digital signal into by D/A converting circuit, spring splint 6 is used for pressing from both sides mainboard 5 on user's collar, although weaving rope 8 is soft but breaking strength is higher, can protect wire 9 to be difficult to split, wire 9 is used for transmitting current signal and power supply, the setting of screw 11 is convenient for take off mainboard 5 that has coil 12, it is used for adjusting the volume to adjust rim plate 51, button 52 is used for the switch machine of this device, ear return hole 53 is used for inserting the plug that the engaging lug returned.

Specifically, the end of the fixing tube 10 close to the microphone 4 is inclined upward.

In this embodiment, the inclination of the fixing tube 10 allows the microphone 4 to be directed toward the mouth of the user.

Specifically, the number of the microphone 4, the main board 5 and the screws 11 are two.

In this embodiment, two microphone sets 4 are on one left and one right of the user, the received sound source is more three-dimensional, one set of main board 5 is installed with coil 12, rechargeable battery and bluetooth module, and the other set of main board 5 is installed with D/a conversion circuit, a/D conversion circuit, frequency adder module, digital filter module, down-sampling module and other elements.

Specifically, the inner wall of the main plate 5 is provided with a coil 12 on a side away from the fixed pipe 10.

In this embodiment, the coil 12 is provided so that the main board 5 can be wirelessly charged.

The utility model discloses a theory of operation and use flow: the user can directly hang this device on the collar, also can put and hide connecting rope 3 under the collar, if the length of connecting rope 3 is slightly long, available spring splint 6 fixes mainboard 5 on the collar, because connecting rope 3 is softer, can not tie user's neck, even the user moves the neck at will and does not have the constraint sense, press button 52 and start this device, it can use to connect the bluetooth, in use, two sets of miaow head 4 are the left and right side by user's mouth, the sound source of receipt is more three-dimensional, miaow head 4 converts the sound source into current signal after the D/A converting circuit that inputs through wire 9 and converts into digital signal, through the frequency adder module, digital filter module, digital signal is handled to elements such as sampling module, broadcast in the outside stereo set is input through bluetooth module, bluetooth module also receives digital signal simultaneously, analog signal is converted into analog signal (be current signal) to AD converting circuit, and transmit to the ear and let user's own sound and background sound to hear, can also twist off mainboard 5 that has the battery after the use, charge wirelessly, it is very practical.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a digital simulation frequency response conversion microphone, includes main microphone head (1), vice microphone head (2) and connects rope (3), its characterized in that: main microphone head (1) and vice microphone head (2) all include miaow head (4), mainboard (5), spring splint (6) and screw thread blind hole (7), mainboard (5) are close to the one end backward bend of screw thread blind hole (7), the fillet is all done at the edge of mainboard (5) and is handled, connect rope (3) including weaving rope (8) and wire (9), link together through fixed pipe (10) between miaow head (4) and mainboard (5), the both ends of connecting rope (3) all are provided with screw (11) with screw thread blind hole (7) complex, one side of mainboard (5) is provided with adjusts rim plate (51) and ear return hole (53), the surface of mainboard (5) is provided with button (52).

2. A digital to analog conversion frequency response microphone according to claim 1, wherein: one end of the fixed tube (10) close to the microphone (4) inclines upwards.

3. A digital to analog conversion frequency response microphone according to claim 1, wherein: the microphone (4), the mainboard (5) and the screws (11) are all two groups.

4. A digital to analog conversion frequency response microphone according to claim 1, wherein: and a coil (12) is arranged on one side of the inner wall of the main board (5) far away from the fixed pipe (10).