Wireless microphone
By designing an adjustable head-mounted bracket and adjustment seat in the wireless microphone, the data instability problem caused by the short microphone connection rod of the UHF wireless microphone is solved, and adaptive sound sampling and audio data for subjects of different head types is achieved. Accurate collection.
Patent Information
- Application Number
- CN202421154626.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-24
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-24
AI Technical Summary
The existing UHF wireless microphones are prone to interference due to the short microphone connection rod, which affects the collection and analysis of voice data, resulting in unstable data.
A wireless microphone including a head-mounted bracket, adjustment arm and adjustment seat with an elastic semi-ring structure is designed. Through the coordination of the adjustment arm and adjustment seat, the angle and sampling distance of the pickup microphone can be accurately adjusted, and a processor is equipped with a , power supply, wireless communication module and distance sensor to ensure accurate collection of audio data.
Adaptive sound sampling for subjects with different head types is realized, the stability and reference of audio data are ensured, and the wireless communication module is connected to computer equipment to achieve accurate sound recording.
Smart Images
Figure CN222356523U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of audio acquisition equipment, in particular to a wireless microphone. Background Art
[0002] The existing UHF wireless microphone is more susceptible to interference when speaking due to the short microphone connecting rod and the microphone being closer to the mouth, which affects the data extraction and analysis of the spoken voice. The voice data received by the microphone pickup component is unstable, and accurate results cannot be obtained when analyzing the voice data. Utility Model Content
[0003] The utility model provides a wireless microphone, which optimizes the structural design of a head-mounted bracket and adds an adjustment arm and an adjustment seat, so that the pickup microphone can accurately position the angle and sampling distance, thereby ensuring accurate sampling and making the collected audio data more referenceable.
[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wireless microphone, comprising: a head-mounted bracket, the head-mounted bracket is an elastically arranged semicircular ring structure, and hooks are respectively arranged at both ends of the head-mounted bracket, and the free end of any one of the hooks is provided with an adjustment arm extending in a straight line, and an adjustment seat is sleeved on the adjustment arm; a head-mounted module, the head-mounted module is fixedly arranged on the adjustment seat, and one end of the head-mounted module is connected to a metal tube, and the free end of the metal tube is provided with a pickup microphone; a processor, a power supply and a wireless communication module are arranged in the head-mounted module, and the pickup microphone, the power supply, and the wireless communication module are electrically connected to the processor respectively; a wireless receiver, the wireless receiver is paired with the wireless communication module for communication, and the wireless receiver is provided with an audio output interface.
[0005] Preferably, the adjustment arm has a special-shaped cross-section, and the adjustment seat is provided with an adjustment channel adapted to the adjustment arm, and both sides of the adjustment seat are provided with spring blocks extending inward, and each of the spring blocks is provided with a clamping hole corresponding to the adjustment arm.
[0006] Preferably, the adjustment seat is provided with a slide groove on the outer side corresponding to the head-mounted bracket, and a positioning protrusion is provided in the slide groove, the head-mounted module is provided with an insert adapted to the slide groove, and the insert is provided with a positioning groove corresponding to the positioning protrusion.
[0007] Preferably, one end of the metal tube away from the head-mounted module is vertically connected to a support arm, and the pickup microphone is fixedly arranged on the free end of the support arm.
[0008] Preferably, the support arm sleeve is provided with a rotating sleeve, a distance sensor is provided on one side of the rotating sleeve, the distance sensor is electrically connected to the processor, and a display screen is provided on the outside of the head-mounted module, and the display screen is electrically connected to the processor.
[0009] The beneficial effects of the utility model are as follows: the structural design of the head-mounted bracket is optimized, and an adjustment arm and an adjustment seat are added, so that the pickup microphone can accurately locate the angle and sampling distance, thereby ensuring the sampling accuracy and making the collected audio data more referenceable. When sampling the sound of the subject, the operator controls the distance between the pickup microphone and the mouth of the subject by adjusting the position of the head-mounted module on the adjustment arm, so that the device can adapt to subjects with different head shapes and achieve the consistency of the sampling benchmark. During the sampling process, the processor sends the signal collected by the pickup microphone to the wireless receiver through the wireless communication module, and then connects to the computer device through the audio output interface to achieve the sound recording of the subject. The adjustment arm with a special-shaped cross-section can effectively ensure the stability of the adjustment seat and avoid its rotation problem. When it is necessary to change the position of the adjustment seat on the adjustment arm, the operator pinches the two spring blocks at the same time to release the friction fit between the inner wall of the clamping hole and the adjustment arm, thereby achieving the adjustment of the flexible axial movement along the adjustment arm. The head-mounted module can be detachably connected to the adjustment seat through the cooperation of the insert and the slide slot, and when the head-mounted module is connected to the adjustment seat, the positioning protrusion cooperates with the positioning slot to realize the self-locking function between the head-mounted modules. The distance sensor and the pickup microphone are arranged in parallel to collect the distance between the pickup microphone and the subject's mouth, and the display screen displays the measured distance, so it is convenient for the operator to adjust the position of the adjustment seat. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0012] Figure 2 This is a cross-sectional view of the adjustment seat of the utility model;
[0013] Figure 3 This is a schematic diagram of the back structure of the head-mounted module of the present invention.
[0014] In the figure: 1. Head-mounted bracket; 2. Hook; 3. Adjustment arm; 4. Adjustment seat; 5. Head-mounted module; 6. Metal tube; 7. Pickup microphone; 8. Wireless receiver; 9. Audio output interface; 10. Adjustment channel; 11. Spring block; 12. Clamping hole; 13. Slide groove; 14. Positioning protrusion; 15. Insert; 16. Positioning groove; 17. Support arm; 18. Rotating sleeve; 19. Distance sensor; 20. Display screen. DETAILED DESCRIPTION
[0015] The following will be combined with the drawings of the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0016] according to Figure 1 , Figure 2 , Figure 3 As shown, a wireless microphone comprises: a head-mounted bracket 1, the head-mounted bracket 1 is an elastically arranged semicircular ring structure, and hooks 2 are respectively arranged at both ends of the head-mounted bracket 1, and the free end of any one of the hooks 2 is provided with an adjusting arm 3 extending in a straight line, and an adjusting seat 4 is sleeved on the adjusting arm 3; a head-mounted module 5, the head-mounted module 5 is fixedly arranged on the adjusting seat 4, and one end of the head-mounted module 5 is connected to a metal tube 6, and a sound pickup microphone 7 is arranged at the free end of the metal tube 6; a processor, a power supply and a wireless communication module are arranged in the head-mounted module 5, and the sound pickup microphone 7, the power supply, and the wireless communication module are electrically connected to the processor respectively; a wireless receiver 8, the wireless receiver 8 is paired with the wireless communication module for communication, and the wireless receiver 8 is provided with an audio output interface 9.
[0017] Through the above settings, when sampling the sound of the subject, the operator controls the distance between the sound pickup microphone 7 and the mouth of the subject by adjusting the position of the head-mounted module 5 on the adjustment arm, so that the device can adapt to subjects with different head shapes and achieve consistency of sampling standards. During the sampling process, the processor sends the signal collected by the sound pickup microphone 7 to the wireless receiver 8 through the wireless communication module, and then connects to the computer device through the audio output interface 9 to achieve sound recording of the subject.
[0018] The adjusting arm 3 has a special-shaped cross section, and the adjusting seat 4 is provided with an adjusting channel 10 adapted to the adjusting arm 3 . Both sides of the adjusting seat 4 are provided with spring blocks 11 extending inward, and each spring block 11 is provided with a clamping hole 12 corresponding to the adjusting arm 3 .
[0019] In this setting, the adjustment arm 3 with a special-shaped cross-section can effectively ensure the stability of the adjustment seat 4 and avoid rotation problems. When the position of the adjustment seat 4 on the adjustment arm 3 needs to be changed, the operator pinches the two spring blocks 11 at the same time to release the friction fit between the inner wall of the clamping hole 12 and the adjustment arm 3, thereby achieving flexible axial movement of the adjustment along the adjustment arm 3.
[0020] The adjustment seat 4 is provided with a slide groove 13 on the outer side corresponding to the head-mounted bracket 1, and a positioning protrusion 14 is provided in the slide groove 13, the head-mounted module 5 is provided with an insert 15 adapted to the slide groove 13, and the insert 15 is provided with a positioning groove 16 corresponding to the positioning protrusion 14.
[0021] The head-mounted module 5 can be detachably connected to the adjustment seat 4 through the cooperation of the insert 15 and the slide groove 13, and when the head-mounted module 5 is connected to the adjustment seat 4, the positioning protrusion 14 cooperates with the positioning groove 16 to achieve a self-locking function between the head-mounted modules.
[0022] The end of the metal tube 6 away from the head-mounted module 5 is vertically connected to a support arm 17, and the pickup microphone 7 is fixedly arranged at the free end of the support arm 17. The support arm 17 is sleeved with a rotating sleeve 18, and a distance sensor 19 is arranged on one side of the rotating sleeve 18, and the distance sensor 19 is electrically connected to the processor. A display screen 20 is arranged outside the head-mounted module 5, and the display screen 20 is electrically connected to the processor.
[0023] Through the above arrangement, the distance sensor 19 is arranged in parallel with the sound pickup microphone 7 to collect the distance between the sound pickup microphone 7 and the mouth of the subject, and the display screen 20 displays the measured distance, thereby facilitating the operator to adjust the position of the adjustment seat 4.
[0024] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A wireless microphone, characterized in that ,include: A head-mounted bracket (1), the head-mounted bracket (1) is an elastically arranged semicircular ring structure, and hooks (2) are respectively arranged at both ends of the head-mounted bracket (1), and a straight-extending adjustment arm (3) is arranged at the free end of any one of the hooks (2), and an adjustment seat (4) is sleeved on the adjustment arm (3); A head-mounted module (5), the head-mounted module (5) is fixedly arranged on the adjustment seat (4), and one end of the head-mounted module (5) is connected to a metal tube (6), and a sound pickup microphone (7) is provided at the free end of the metal tube (6); a processor, a power supply and a wireless communication module are provided in the head-mounted module (5), and the sound pickup microphone (7), the power supply and the wireless communication module are electrically connected to the processor respectively; A wireless receiver (8), the wireless receiver (8) is paired with the wireless communication module for communication, and the wireless receiver (8) is provided with an audio output interface (9).
2. The wireless microphone according to claim 1, characterized in that: The adjustment arm (3) has a special-shaped cross-section, and the adjustment seat (4) is provided with an adjustment channel (10) adapted to the adjustment arm (3), and both sides of the adjustment seat (4) are respectively provided with spring blocks (11) extending inward, and each of the spring blocks (11) is respectively provided with a clamping hole (12) corresponding to the adjustment arm (3).
3. The wireless microphone according to claim 1, characterized in that: The adjustment seat (4) is provided with a slide groove (13) on the outer side corresponding to the head-mounted bracket (1), and a positioning protrusion (14) is provided inside the slide groove (13); the head-mounted module (5) is provided with an insert (15) adapted to the slide groove (13), and the insert (15) is provided with a positioning groove (16) corresponding to the positioning protrusion (14).
4. The wireless microphone according to claim 1, characterized in that: One end of the metal tube (6) away from the head-mounted module (5) is vertically connected to a support arm (17), and the sound pickup microphone (7) is fixedly arranged on the free end of the support arm (17).
5. The wireless microphone according to claim 4, characterized in that: The support arm (17) is provided with a rotating sleeve (18), and a distance sensor (19) is provided on one side of the rotating sleeve (18). The sensor (19) is electrically connected to the processor, and a display screen (20) is provided outside the head-mounted module (5). The display screen (20) is electrically connected to the processor.