CN213186454U

CN213186454U - Wireless microphone

Info

Publication number: CN213186454U
Application number: CN202022609414.8U
Authority: CN
Inventors: 袁悦辉; 冯三才; 黄成亮
Original assignee: Guangzhou Xinmai Electronics Co ltd
Current assignee: Guangzhou Xinmai Electronics Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-05-11
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a wireless microphone, which comprises a shell, a pickup head and a base; the top of the shell is provided with a pickup head, and the lower end of the shell is provided with a base; the sound pick-up head is provided with a limiting ring in a surrounding manner, and the bottom of the sound pick-up head is provided with a first thread; the top surface of the shell is provided with a second thread; the first thread is matched with the second thread; an anti-skid ring is arranged below the pickup head and is arranged at the top end of the shell; a main sound collector and an auxiliary sound collector are arranged in the sound pick-up head, and the auxiliary sound collector is arranged outside the main sound collector in a surrounding manner; the outer wall of the shell is provided with anti-skid convex points; the front end face of the shell is provided with a power switch and a volume component; the volume component comprises a volume up key and a volume down key; the power switch is positioned below the volume component; a display screen is arranged above the volume component; the device has stronger adaptability; intelligent integration is achieved; the risk of falling to the ground is reduced.

Description

Wireless microphone

Technical Field

The utility model belongs to the technical field of audio input equipment, specificly relate to a wireless microphone.

Background

The microphone is a microphone and is an energy conversion device for converting a sound signal into an electric signal; a wire is generally connected to the microphone so as to transmit an electrical signal generated by the microphone to the sound generating device for sound generation and playing, and in recent years, along with the development of wireless signal propagation technology, wireless microphones are gradually favored by consumers; the wireless microphone is suitable for being held by a user within a certain range to receive the voice of speaking or singing and transmit the voice to the receiver and the amplifier for amplifying and outputting.

In the conventional wireless microphone on the market, the power source is divided into a general battery which cannot be charged and a rechargeable battery. The wireless microphone using the common battery adopts a battery with an AA type, the wireless microphone using the rechargeable battery adopts a lithium battery, the shape and the voltage of the battery are completely incompatible, and the wireless microphone using the common battery has no charging function in order to prevent the common battery from being charged by mistake; the wireless microphone using the rechargeable battery must be provided with a built-in charging protection circuit to prevent the rechargeable battery from being overcharged, so that the current wireless microphone design cannot be compatible with two types of batteries.

The battery cover of the existing handheld wireless microphone in the market is not blocked by a lock, so that when an engineer replaces the battery, the problem that the battery cover falls off is often encountered, and the phenomena of paint falling, deformation and the like of the battery cover can be caused when the battery cover falls off the ground; and because the battery cover of the hand-held microphone is cylindrical, the hand-held microphone rolls when falling to the ground, and engineering technicians need to spend time to find the hand-held microphone.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pair of wireless microphone.

The purpose of the utility model can be realized by the following technical scheme:

a wireless microphone comprises a shell, a sound pickup head and a base; the top of the shell is provided with a pickup head, and the lower end of the shell is provided with a base; the sound pick-up head is provided with a limiting ring in a surrounding manner, and the bottom of the sound pick-up head is provided with a first thread; the top surface of the shell is provided with a second thread; the first thread is matched with the second thread; an anti-skid ring is arranged below the pickup head and is arranged at the top end of the shell; a main sound collector and an auxiliary sound collector are arranged in the sound pick-up head, and the auxiliary sound collector is arranged outside the main sound collector in a surrounding manner; the outer wall of the shell is provided with anti-skid convex points; the front end face of the shell is provided with a power switch and a volume component; the volume component comprises a volume up key and a volume down key; the power switch is positioned below the volume component; a display screen is arranged above the volume component;

a PCB circuit board is arranged in the shell; a battery assembly is arranged below the PCB and comprises a battery pipe sleeve, a placing plate and a mounting seat; a placing plate and a mounting seat are arranged in the battery pipe sleeve; the mounting seat is positioned at the front end of the placing plate; third threads are arranged on two inner sides of the battery pipe sleeve, and fourth threads are arranged on two outer sides of the placing plate; the third thread is matched with the fourth thread; the placing plate is provided with a mounting hole;

the mounting seat comprises a battery jar, a negative pole spring is arranged on the bottom surface of the battery jar, and a top block is arranged on the top surface of the battery jar; the rear end of the battery jar is provided with a first mounting lug, and the first mounting lug is matched with the mounting hole; two sides of the battery jar are connected with a first rotating shaft, and the first rotating shaft is rotatably connected with a closed plate; the battery slot bottom front end is provided with the second pivot, the second pivot is rotated to connect and is provided with the fixed plate.

Preferably, the PCB comprises a volume control module, a power control module, a wireless signal receiving module and a wireless signal transmitting module; the volume component is connected with the volume control module circuit; the power switch is in circuit connection with the power control module; the display screen is connected with the electric quantity control module circuit; the wireless signal receiving module is in circuit connection with the main sound collector and the auxiliary sound collector; the wireless signal transmitting module is connected with the wireless signal transmitter circuit.

Preferably, the bottom of the base is provided with a USB charging interface, a screw hole and a wireless signal transmitter; the USB charging interface is in circuit connection with the power supply control module; and a second mounting lug is arranged at the top of the base.

Preferably, the pickup head is sleeved with a dustproof filter cover.

Preferably, the bottom of the battery pack is provided with a groove, and the groove is matched with the second mounting lug.

Preferably, the inner wall of the shell is provided with an electromagnetic shielding net.

The utility model has the advantages that:

(1) when the electric quantity of the microphone is insufficient, the electric quantity of the microphone is timely supplemented by butting a USB charging wire and a UBS charging interface; if the USB charging interface is damaged in emergency, the battery pipe sleeve can be rotated to be separated from the placing plate, and the rechargeable battery in the battery groove is replaced; through the arrangement, the microphone can be timely processed when the battery is insufficient in electric quantity and the battery is damaged, and the effect of strong adaptability of the microphone is achieved.

(2) When the battery is disassembled or normally installed, the battery pipe sleeve can be rotated to enable the battery pipe sleeve to be separated from the placing plate, the closing plate is turned over towards two sides or towards the battery direction, the fixing plate is turned over towards the front end or towards the battery direction, and then the battery anode is separated from or corresponds to the ejector block and the negative spring to be disassembled or installed; through the arrangement, the microphone is simpler and more convenient when the battery is replaced.

(3) The dustproof filter cover can protect the risk that the sound pick-up head flies into dust when the microphone is in a non-working state, and the risk of damage to the microphone is reduced.

(4) The sound is received by the main sound collector and the auxiliary sound collector and transmitted to the wireless signal receiving module of the PCB, and then transmitted to the wireless signal transmitting module, the wireless signal transmitting module transmits the sound to the wireless signal transmitter, and finally the wireless signal transmitter transmits the sound signal to the peripheral sound equipment to amplify the sound of the microphone; pressing the volume adding key and the volume reducing key to transmit volume regulation and control to the volume control module for realization; the power switch is pushed to be transmitted to the power control module to realize the regulation and control of the working state of the microphone; the power control module transmits power information to the display screen, and the microphone is intelligently integrated through the setting.

(5) When the microphone falls to the ground, the limiting ring provides a protection effect for the sound pickup head; the microphone is easy to slide when placed on a desktop to cause the microphone to fall on the ground, and the arranged anti-skid ring effectively avoids the situation that the microphone slides on the ground on a smooth desktop; the antiskid salient point can reduce the risk that the microphone is not easy to fall off the ground when a worker holds the shell.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a wireless microphone in a non-assembled state of a front view internal structure;

fig. 2 is a schematic view of a front view external structure of a wireless microphone according to the present invention;

FIG. 3 is a front view of the mounting base;

FIG. 4 is a side view of the mounting base;

FIG. 5 is a bottom view of the base;

FIG. 6 is a schematic top view of the pickup head;

FIG. 7 is a schematic top view of the anti-slip ring;

fig. 8 is a diagram of a connection structure of a wireless microphone module according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a housing; 2. a sound pickup head; 3. a base; 4. a limiting ring; 5. a first thread; 6. a second thread; 7. an anti-slip ring; 8. a main sound collector; 9. a secondary sound collector; 10. anti-skid bumps; 11. a power switch; 12. a volume component; 13. a volume plus key; 14. a volume down key; 15. a display screen; 16. a PCB circuit board; 17. a volume control module; 18. a power supply control module; 19. a power control module; 20. a wireless signal receiving module; 21. A wireless signal transmitting module; 22. a battery assembly; 23. a battery tube housing; 24. placing the plate; 25. a mounting seat; 26. a third thread; 27. a fourth thread; 28. mounting holes; 29. a battery case; 30. a negative spring; 31. a top block; 32. a first mounting projection; 33. a first rotating shaft; 34. a closing plate; 35. a second rotating shaft; 36. a fixing plate; 37. a groove; 38. a second mounting projection; 39. a USB charging interface; 40. a screw hole; 41. a wireless signal transmitter; 42. a dustproof filter cover; 43. an electromagnetic shielding mesh.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-8, a wireless microphone includes a housing 1, a pickup head 2 and a base 3; the top of the shell 1 is provided with a pickup head 2, and the lower end of the shell 1 is provided with a base 3; the sound pick-up head 2 is provided with a limiting ring 4 in a surrounding manner, and the bottom of the sound pick-up head 2 is provided with a first thread 5; the top surface of the shell 1 is provided with a second thread 6; the first thread 5 is matched with the second thread 6; an anti-skid ring 7 is arranged below the sound pick-up head 2, and the anti-skid ring 7 is arranged at the top end of the shell 1; a main sound collector 8 and an auxiliary sound collector 9 are arranged in the sound pick-up head 2, and the auxiliary sound collector 9 is arranged on the outer side of the main sound collector 8 in a surrounding mode; the outer wall of the shell 1 is provided with anti-skid salient points 10; the front end face of the shell 1 is provided with a power switch 11 and a volume component 12; the volume component 12 comprises a volume up key 13 and a volume down key 14; the power switch 11 is positioned below the volume component 12; a display screen 15 is arranged above the volume component 12; the bottom of the base 3 is provided with a USB charging interface 39, a screw hole 40 and a wireless signal emitter 41; the USB charging interface 39 is in circuit connection with the power control module 18; a second mounting lug 38 is arranged at the top of the base 3; the pick-up head 2 is sleeved with a dustproof filter cover 42; an electromagnetic shielding net 43 is arranged on the inner wall of the shell 1;

a PCB (printed Circuit Board) 16 is arranged in the shell 1; the PCB circuit board 16 comprises a volume control module 17, a power supply control module 18, an electric quantity control module 19, a wireless signal receiving module 20 and a wireless signal transmitting module 21; the volume component 12 is electrically connected with a volume control module 17; the power switch 11 is in circuit connection with the power control module 18; the display screen 15 is in circuit connection with the electric quantity control module 19; the wireless signal receiving module 20 is in circuit connection with the main sound collector 8 and the auxiliary sound collector 9; the wireless signal transmitting module 21 is in circuit connection with a wireless signal transmitter 41; the model of the volume control module 17 is Risym; the model of the power supply control module 18 is XH-M173; the model of the electric quantity control module 19 is TELESKY; the model of the wireless signal receiving module 20 is LC 12S; the model of the wireless signal transmitting module 21 is ZKXP; wireless signal transmitter 41 model EW100G 2;

a battery assembly 22 is arranged below the PCB 16, and the battery assembly 22 comprises a battery pipe sleeve 23, a placing plate 24 and a mounting seat 25; a placing plate 24 and a mounting seat 25 are arranged in the battery pipe sleeve 23; the mounting seat 25 is positioned at the front end of the placing plate 24; third threads 26 are arranged on the inner two sides of the battery pipe sleeve 23, and fourth threads 27 are arranged on the outer two sides of the placing plate 24; the third thread 26 is adapted to the fourth thread 27; the placing plate 24 is provided with a mounting hole 28; the bottom of the battery assembly 22 is provided with a groove 37, and the groove 37 is matched with the second mounting lug 38;

the mounting seat 25 comprises a battery jar 29, a negative pole spring 30 is arranged on the bottom surface of the battery jar 29, and a top block 31 is arranged on the top surface of the battery jar 29; the rear end of the battery jar 29 is provided with a first mounting lug 32, and the first mounting lug 32 is matched with the mounting hole 28; two sides of the battery jar 29 are connected with a first rotating shaft 33, and the first rotating shaft 33 is rotatably connected with a closing plate 34; the front end of the bottom of the battery jar 29 is provided with a second rotating shaft 35, and the second rotating shaft 35 is rotatably connected with a fixing plate 36.

The working principle of the wireless microphone is as follows:

when the electric quantity of the microphone is insufficient, the electric quantity of the microphone is timely supplemented by butting a USB charging wire with the USB charging interface 39; if the USB charging interface 39 is damaged in emergency, the battery pipe sleeve 23 can be rotated, so that the battery pipe sleeve 23 is separated from the placing plate 24, and the rechargeable battery in the battery slot 29 is replaced; through the arrangement, the microphone can be processed in time when the battery is insufficient in electric quantity and the battery is damaged, and the effect of strong adaptability of the microphone is achieved; when the battery is disassembled or normally installed, the battery pipe sleeve 23 can be rotated to enable the battery pipe sleeve 23 to be separated from the placing plate 24, the closing plate 34 is turned over towards two sides or towards the battery direction, the fixing plate 36 is turned over towards the front end or towards the battery direction, and then the battery anode is separated from or corresponds to the top block 31 and the negative spring 30 to be disassembled or installed; through the arrangement, the microphone is simpler and more convenient when the battery is replaced; the arranged dustproof filter cover 42 can protect the risk that the sound head 2 flies into dust when the microphone is in a non-working state, and the risk of damage to the microphone is reduced; the sound is received by the main sound collector 8 and the auxiliary sound collector 9 and transmitted to the wireless signal receiving module 20 of the PCB 16, and then transmitted to the wireless signal transmitting module 21, the wireless signal transmitting module 21 transmits the sound to the wireless signal transmitter 41, and finally the wireless signal transmitter 41 transmits the sound signal to the peripheral sound equipment to amplify the sound of the microphone; the volume control is transmitted to the volume control module 17 to realize by pressing the volume up key 13 and the volume down key 14; the power switch 11 is pushed to be transmitted to the power control module 18 to realize the regulation and control of the working state of the microphone; the power control module 19 transmits power information to the display screen 15, and the microphone is intelligently integrated through the setting; when the microphone falls to the ground, the limiting ring 4 provides protection for the sound head 2; the microphone is easy to slide when placed on a desktop to cause the microphone to fall on the ground, and the arranged anti-skid ring 7 effectively avoids the situation that the microphone slides on the ground on a smooth desktop; the anti-slip bumps 10 can reduce the risk that the microphone is not likely to fall off the ground when the worker holds the housing 1.

The foregoing is merely exemplary and illustrative of the structure of the invention and various modifications, additions and substitutions as may be made by those skilled in the art to the specific embodiments described herein are possible without departing from the structure or scope of the invention as defined in the accompanying claims.

Claims

1. A wireless microphone is characterized by comprising a shell (1), a pickup head (2) and a base (3); the top of the shell (1) is provided with a pickup head (2), and the lower end of the shell (1) is provided with a base (3); the sound pick-up head (2) is provided with a limiting ring (4) in a surrounding manner, and the bottom of the sound pick-up head (2) is provided with a first thread (5); the top surface of the shell (1) is provided with a second thread (6); the first thread (5) is matched with the second thread (6); an anti-skid ring (7) is arranged below the sound pick-up head (2), and the anti-skid ring (7) is arranged at the top end of the shell (1); a main sound collector (8) and an auxiliary sound collector (9) are arranged in the sound pick-up head (2), and the auxiliary sound collector (9) is arranged on the outer side of the main sound collector (8) in a surrounding manner; the outer wall of the shell (1) is provided with anti-skid salient points (10); the front end face of the shell (1) is provided with a power switch (11) and a volume component (12); the volume component (12) comprises a volume up key (13) and a volume down key (14); the power switch (11) is positioned below the volume component (12); a display screen (15) is arranged above the volume component (12);

a PCB (16) is arranged in the shell (1); a battery assembly (22) is arranged below the PCB (16), and the battery assembly (22) comprises a battery pipe sleeve (23), a placing plate (24) and a mounting seat (25); a placing plate (24) and a mounting seat (25) are arranged in the battery pipe sleeve (23); the mounting seat (25) is positioned at the front end of the placing plate (24); third threads (26) are arranged on the two inner sides of the battery pipe sleeve (23), and fourth threads (27) are arranged on the two outer sides of the placing plate (24); the third thread (26) is matched with the fourth thread (27); the placing plate (24) is provided with a mounting hole (28);

the mounting seat (25) comprises a battery jar (29), a negative pole spring (30) is arranged on the bottom surface of the battery jar (29), and a top block (31) is arranged on the top surface of the battery jar (29); the rear end of the battery jar (29) is provided with a first mounting lug (32), and the first mounting lug (32) is matched with the mounting hole (28); two sides of the battery jar (29) are connected with a first rotating shaft (33), and the first rotating shaft (33) is rotatably connected with a closing plate (34); the front end of the bottom of the battery jar (29) is provided with a second rotating shaft (35), and the second rotating shaft (35) is rotatably connected with a fixing plate (36).

2. The wireless microphone according to claim 1, wherein the PCB circuit board (16) comprises a volume control module (17), a power control module (18), a power control module (19), a wireless signal receiving module (20) and a wireless signal transmitting module (21); the volume component (12) is in circuit connection with a volume control module (17); the power switch (11) is in circuit connection with the power control module (18); the display screen (15) is in circuit connection with the power control module (19); the wireless signal receiving module (20) is in circuit connection with the main sound collector (8) and the auxiliary sound collector (9); the wireless signal transmitting module (21) is in circuit connection with the wireless signal transmitter (41).

3. The wireless microphone according to claim 2, wherein the base (3) is provided with a USB charging interface (39), a screw hole (40) and a wireless signal emitter (41) at the bottom; the USB charging interface (39) is in circuit connection with the power supply control module (18); and a second mounting lug (38) is arranged at the top of the base (3).

4. A wireless microphone according to claim 1, wherein the pick-up head (2) is provided with a dust-proof filter cover (42).

5. A wireless microphone according to claim 3, wherein the bottom of the battery pack (22) is provided with a groove (37) and the groove (37) is adapted to the second mounting protrusion (38).

6. A wireless microphone according to claim 1, characterized in that the inner wall of the housing (1) is provided with an electromagnetic shielding mesh (43).