Radio device and sound amplification equipment
By incorporating a sound outlet and a rotating clamping mechanism into the radio, the problem of howling during use of the amplifier was solved, resulting in better sound reception and user experience.
Patent Information
- Application Number
- CN202423179775.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-20
AI Technical Summary
Existing loudspeaker equipment is prone to feedback during use, especially when the receiver is close to or facing the loudspeaker, the sound signal is easily reflected in the receiver cavity, causing feedback.
A sound outlet is installed in the radio device to discharge the sound signal reflected from the radio cavity to the outside. The orientation of the sound outlet is adjusted by rotating the clamping device to reduce the occurrence of feedback.
It effectively prevents or reduces feedback from the loudspeaker, improving the user experience.
Smart Images
Figure CN223567793U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of sound amplification equipment, especially to a sound receiving device and sound amplification equipment. BACKGROUND
[0002] In the related art, the sound amplifiers and sound receiving devices matched in the market are mostly applied to teaching, guiding, and shopping promotion, etc., but in the above-mentioned use scenarios, the sound receiving devices are prone to howling when the sound receiving end is close to or faces the sound amplification device, and the sound signal is prone to reflection in the sound receiving cavity, which causes howling. The existing sound amplifiers and sound receiving devices have the technical problem of being prone to howling. SUMMARY
[0003] The utility model aims at at least solving one of the technical problems existing in the prior art. To this end, the utility model provides a sound receiving device, which can reduce the howling caused by the sound receiving device in use.
[0004] The utility model further provides a sound amplification equipment with the sound receiving device.
[0005] According to the sound receiving device of the first aspect embodiment of the utility model, the sound receiving device comprises a first base body and a clamping device, one end of the first base body is provided with a sound receiving hole, one end of the first base body close to the sound receiving hole is provided with a sound receiving cavity, and the side surface of the sound receiving cavity is provided with a sound discharge hole penetrating through the first base body; the clamping device is rotationally connected to the first base body, and the clamping device and the first base body are distributed and arranged along a second direction.
[0006] According to the sound receiving device of the utility model embodiment, at least the following beneficial effects are achieved: the sound signal received by the sound receiving hole of the sound receiving device is prone to multiple reflections in the sound receiving cavity, which causes howling. The utility model embodiment sets a sound discharge hole on the side surface of the first base body to discharge the reflected sound signal in the sound receiving cavity to the outside of the sound receiving cavity, thereby preventing or reducing the occurrence of howling. Through the rotational arrangement of the clamping device, the sound receiving hole of the sound receiving device can be adjusted to face the user, which facilitates sound receiving towards the user and prevents or reduces howling caused by the sound receiving hole facing the sound amplification device. In summary, the clamping device and the sound discharge hole reduce the occurrence of howling.
[0007] According to some embodiments of the utility model, the sound receiving device further comprises a microphone sensor, and the microphone sensor is arranged on the side of the first base body close to the sound receiving hole.
[0008] According to some embodiments of the utility model, the sound receiving hole, the microphone sensor, and the sound receiving cavity are sequentially distributed in the first base body along a first direction.
[0009] According to some embodiments of the present application, the side wall of the sound collecting cavity is provided with at least two sound outlet holes distributed along a second direction, and the second direction is perpendicular to the first direction.
[0010] According to some embodiments of the present application, the clamping device is provided with a first magnetic member, and the first magnetic member is used for magnetic attraction.
[0011] According to the loudspeaker device of the second aspect of the present application, the loudspeaker device comprises a second base body and the sound collecting device as claimed in any one of the above, the sound collecting device is accommodated in the first sink, and one side of the second base body is provided with the first sink.
[0012] The loudspeaker device of the present application has the following beneficial effects: the loudspeaker device with the above sound collecting device can reduce the technical problem of easy howling and improve the experience effect of the user.
[0013] According to some embodiments of the present application, one side of the clamping device provided on the first base body is provided with a first contact point, the first sink is provided with a second contact point corresponding to the first contact point, the first contact point and the second contact point are in contact when the first base body is placed in the first sink, so that the second base body is electrically connected with the first base body, one side of the second base body is provided with a charging interface, and the first base body and the second base body are simultaneously charged through the charging interface when the first base body and the second base body are electrically connected.
[0014] According to some embodiments of the present application, the first sink is provided with a second sink, the second sink is used for avoiding the clamping device, one side of the second sink opposite to the clamping device is provided with a second magnetic member, and the stability of the sound collecting device placed in the first sink is improved through magnetic attraction between the first magnetic member and the second magnetic member.
[0015] According to some embodiments of the present application, a third magnetic member is arranged in the first base body and close to one side of the clamping device, a fourth magnetic member is arranged on one side of the first sink opposite to the first base body, and the stability of the sound collecting device placed in the first sink is improved through mutual magnetic attraction between the third magnetic member and the fourth magnetic member.
[0016] According to some embodiments of the present application, a signal transmitter is arranged in the first base body, the signal transmitter is used for transmitting a signal, a signal receiver is arranged in the second base body, the signal receiver is used for receiving the signal transmitted by the signal transmitter, and wireless connection between the first base body and the second base body is realized.
[0017] The additional aspects and advantages of the present application will be given partly in the following description, partly will become obvious from the following description, or will be understood by the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS
[0018] The present application will be further described below in conjunction with the drawings and embodiments, wherein:
[0019] Figure 1 is a perspective structural schematic view of the first angle of the sound amplification device in the embodiment of the present application;
[0020] Figure 2 is a perspective structural schematic view of the second angle of the sound amplification device in the embodiment of the present application;
[0021] Figure 3 is a perspective structural schematic view of the sound amplification device in the embodiment of the present application after removing the sound receiving device; Figure 2
[0022] Figure 4 is a perspective structural schematic view of the sound receiving device in the embodiment of the present application; Figure 2
[0023] Figure 5 is a plan structural schematic view of the second base in the embodiment of the present application; Figure 3
[0024] Figure 6 is a cross-sectional structural schematic view at the mark A-A in the embodiment of the present application; Figure 5
[0025] Figure 7 is a plan structural schematic view of the sound receiving device in the embodiment of the present application; Figure 4
[0026] Figure 8 is a cross-sectional structural schematic view at the mark B-B in the embodiment of the present application. Figure 7 Reference signs: first base 100; sound receiving hole 101; sound receiving cavity 102; sound discharging hole 103; microphone sensor 104; first contact 105; third magnetic member 106; second positioning structure 107; clamping device 200; first plate body 210; second plate body 220; torsional spring 230; rotating structure 240; first ring groove 241; first damping member 242; second ring groove 243; second damping member 244; first positioning structure 250; first magnetic member 260; second base 300; first sink groove 301; second contact 302; second sink groove 303; second magnetic member 304; charging interface 305; fourth magnetic member 306; first direction 400; second direction 500.
[0027] DETAILED DESCRIPTION
[0028] Embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used merely for the purpose of explaining the present application, and should not be construed in any way as restricting the present application.
[0029] In the description of the present application, it should be understood that, in relation to the orientation description, for example, the orientation or position relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or position relationship shown in the drawings, and is only for the purpose of facilitating the description of the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a restriction on the present application.
[0030] In the description of the present application, the meaning of several is more than one, the meaning of multiple is more than two, greater than, less than, more than, etc. are understood as not including the number, above, below, etc. are understood as including the number. If it is described as first, second, it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or the order of technical features indicated.
[0031] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, etc. should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.
[0032] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0033] Reference is made to Figure 4 , Figure 7 , Figure 8As shown, the utility model embodiment first aspect provides a kind of radio device, the radio device includes first base body 100 and clamping device 200, one end of first base body 100 is provided with sound hole 101, one end in first base body 100 close to sound hole 101 is provided with sound cavity 102, the side of sound cavity 102 is provided with the sound hole 103 of through first base body 100, clamping device 200 is rotatably connected on first base body 100, clamping device 200 with the first base body 100 is along second direction 500 distribution arrangement.Sound signal received by sound hole 101 in radio device can occur multiple reflections in sound cavity 102, cause to occur howling condition, the utility model embodiment is by being arranged in the side of first base body 100 sound hole 103, the sound signal reflected in sound cavity 102 is discharged to sound cavity 102 outside, to prevent or reduce the occurrence of howling condition, by the rotation setting of clamping device 200, the sound hole 101 of radio device can be adjusted towards, it is easy to towards user and prevent or reduce sound hole 101 towards sound amplifier device and produce howling, above-mentioned by the setting of clamping device 200 and sound hole 103 reduce the occurrence of howling condition.
[0034] As a specific embodiment, the radio device further includes a microphone sensor 104, which is arranged in the first base body 100 close to the sound hole 101 side. After the sound signal enters the first base body 100 from the sound hole 101, the microphone sensor 104 receives the sound signal. After the microphone sensor 104 receives the sound signal, it generates vibration inside the microphone sensor 104 to convert the sound signal into an electrical signal. This realizes the conversion of the sound signal into an electrical signal. However, part of the sound signal is easily left in the sound cavity 102 and continuously reflected to produce howling. By arranging the sound hole 103, the excess sound signal is discharged from the first base body 100 through the sound hole 103, thereby reducing the technical problem of easily producing howling.
[0035] As a specific embodiment, the sound hole 101, the microphone sensor 104, and the sound cavity 102 are sequentially distributed in the first base body 100 along the first direction 400. After the microphone sensor 104 receives the sound signal entering from the sound hole 101, the sound hole 103 discharges the remaining sound signal, so that the radio device maintains the sound effect and reduces the howling condition.
[0036] As a specific embodiment, at least two sound holes 103 are arranged on the side wall of the sound cavity 102 along the second direction 500. The second direction 500 is perpendicular to the first direction 400. By arranging at least two sound holes 101 on the side wall of the sound cavity 102 along the second direction 500, the efficiency of discharging excess sound signal from the sound cavity 102 is improved, thereby reducing the howling condition.
[0037] As a specific embodiment, the clamping device 200 is provided with a first magnetic member 260, which is used to assemble the radio device to the use position through magnetic attraction. By providing the first magnetic member 260 on the clamping device 200, when the radio device is clamped on the clothes, the stability of the clamping of the radio device can be improved through the ferrous objects on the clothes or other objects that can be magnetically attracted to the first magnetic member 260.
[0038] Please refer to Figure 8 As shown in the drawings, the clamping device 200 can include a first plate body 210 and a second plate body 220 that are rotationally connected to each other, a torsion spring 230 is arranged between the first plate body 210 and the second plate body 220, and a first square groove can be arranged on the side of the first plate body 210 close to the second plate body 220. The first magnetic member 260 is assembled in the first square groove to improve the stability of the assembly of the first magnetic member 260.
[0039] As a specific embodiment, the second plate body 220 of the clamping device 200 is provided with a rotating structure 240, and the clamping device 200 is rotationally connected to the first base body 100 through the rotating structure 240. The rotating structure 240 can be provided in a cylindrical structure to facilitate the rotation of the clamping device 200, or can also be provided in a multi-edge prism structure to facilitate the positioning of the clamping device 200 after rotation. The rotating structure 240 is provided with a first ring groove 241, and a first damping member 242 is assembled in the first ring groove 241 to improve the smoothness of the rotation of the clamping device 200. The rotating structure 240 is provided with a second ring groove 243, and a second damping member 244 is assembled in the second ring groove 243 to improve the smoothness of the rotation of the clamping device 200. The diameter of the second damping member 244 is larger than the diameter of the connection between the rotating structure 240 and the first base body 100, and is used to limit the clamping device 200 from falling off the first base body 100 in the second direction 500.
[0040] As a specific embodiment, the second plate body 220 of the clamping device 200 is provided with a first positioning structure 250, and the first base body 100 is provided with a second positioning structure 107. One of the first positioning structure 250 and the second positioning structure 107 can be a protrusion, and the other can be a groove, so that the clamping device 200 can be accurately reset after rotation to facilitate the storage of the radio device. Alternatively, a plurality of second positioning structures 107 can be arranged on the first base body 100 along the rotation curve of the clamping device 200, for example, two second positioning structures 107 can be arranged on the first base body 100, one of which is used to reset the clamping device 200, and the other is used to quickly rotate the clamping device 200 to a relative position suitable for use with the first base body 100.
[0041] Please refer toFigure 2 The utility model discloses an embodiment second aspect provides a kind of sound amplification equipment, the sound amplification equipment includes second base body 300 and receiving device, one side of second base body 300 is provided with first sink groove 301, receiving device can be received in first sink groove 301.
[0042] As a specific embodiment, please refer to Figures 1 to 5 As shown, one side of the first base body 100 provided with the clamping device 200 is provided with a first contact 105, and the first sink groove 301 is provided with a second contact 302 corresponding to the first contact 105. When the first base body 100 is placed in the first sink groove 301, the first contact 105 and the second contact 302 are in contact, which makes the second base body 300 and the first base body 100 electrically connected. The second base body 300 is provided with a charging interface 305 on one side. When the first base body 100 and the second base body 300 are electrically connected, the first base body 100 and the second base body 300 are simultaneously charged through the charging interface 305. Through the arrangement of the first contact 105 and the second contact 302, the convenience of the sound amplification equipment in use is improved. Usually, the second base body 300 and the first base body 100 can be separated for charging. The first base body 100 can also be assembled in the second base body 300. When charging the second base body 300, the power is conducted from the first contact 105 and the second contact 302 to the first base body 100, so as to realize simultaneous charging of the first base body 100 and the second base body 300 through one charging interface 305. The convenience of using the sound amplification equipment is improved, and the user's experience is improved.
[0043] As a specific embodiment, please refer to Figure 6 、 Figure 8 As shown, as a specific embodiment, the first sink groove 301 is provided with a second sink groove 303, and the second sink groove 303 is used for avoiding the clamping device 200. The second sink groove 303 is provided with a second magnetic member 304 on the side opposite to the clamping device 200. The stability of the receiving device placed in the first sink groove 301 is improved by the magnetic attraction between the first magnetic member 260 and the second magnetic member 304. When the receiving device is assembled in the first sink groove 301, the clamping device 200 is located in the second sink groove 303. The stability of the receiving device assembled in the first sink groove 301 is improved by the magnetic attraction between the first magnetic member 260 on the clamping device 200 and the second magnetic member 304 on the side of the second sink groove 303, and the receiving device is limited from falling out of the first sink groove 301 in the second direction 500.
[0044] As a specific embodiment, the third magnetic member 106 is arranged on the side of the first base body 100 close to the clamping device 200, and the fourth magnetic member 306 is arranged on the side of the first sink 301 away from the first base body 100, so that the stability of the radio device placed in the first sink 301 is improved through the mutual magnetic attraction of the third magnetic member 106 and the fourth magnetic member 306. Through the arrangement of the third magnetic member 106 and the fourth magnetic member 306, when the radio device is assembled in the first sink 301, the first base body 100 is stably assembled in the first sink 301 through magnetic attraction, and the first base body 100 is limited from falling out of the first sink 301 in the second direction 500, thereby improving the stability of the radio device placed in the first sink 301.
[0045] As a specific embodiment, the first base body 100 is provided with a signal transmitter, and the second base body 300 is provided with a signal receiver, so as to realize the wireless connection between the first base body 100 and the second base body 300. The sound signal enters the first base body 100 through the radio hole 101, the microphone sensor 104 receives the sound signal and converts the sound signal into an electric signal, the signal transmitter emits the electric signal outward, and the corresponding signal receiver converts the electric signal into a sound signal in the second base body 300 after receiving the electric signal, so as to realize the wireless connection between the first base body 100 and the second base body 300.
[0046] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model. In addition, the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.
Claims
1. A sound collecting device, characterized by The microphone device comprises: a first base (100), one end of the first base (100) is provided with a sound collecting hole (101), and the first base (100) is provided with a sound collecting cavity (102) near the one end of the sound collecting hole (101), and the side of the sound collecting cavity (102) is provided with a sound discharging hole (103) penetrating through the first base (100); a clamping device (200) is rotatably connected to the first base (100), and the clamping device and the first base are arranged in a second direction (500).
2. The sound receiving apparatus according to claim 1, characterized by The microphone device further comprises a microphone sensor (104) arranged in the first base (100) near one side of the sound collecting hole (101).
3. The sound-receiving device according to claim 2, characterized by The sound collecting hole (101), the microphone sensor (104) and the sound collecting cavity (102) are sequentially arranged in the first base (100) in a first direction (400).
4. The sound receiving apparatus according to claim 1, characterized by The side wall of the sound collecting cavity (102) is provided with at least two sound discharging holes (103) arranged in a second direction (500), and the second direction (500) is perpendicular to the first direction (400).
5. The sound receiving apparatus according to claim 1, wherein The clamping device (200) is provided with a first magnetic member (260) for magnetic attraction.
6. A sound amplification device, characterized by The microphone device comprises: a second base (300), one side of the second base (300) is provided with a first recess (301); The microphone device according to any one of claims 1 to 5 is accommodated in the first recess (301).
7. The sound amplification device of claim 6, wherein, One side of the clamping device (200) provided on the first base (100) is provided with a first contact (105); The first recess (301) is provided with a second contact (302) corresponding to the first contact (105), and when the first base (100) is placed in the first recess (301), the first contact (105) and the second contact (302) are in contact to electrically connect the second base (300) and the first base (100); One side of the second base (300) is provided with a charging interface (305), and when the first base (100) and the second base (300) are electrically connected, the first base (100) and the second base (300) are simultaneously charged through the charging interface (305).
8. The sound amplification device of claim 6, wherein, The first recess (301) is provided with a second recess (303) for avoiding the clamping device (200), and one side of the second recess (303) opposite to the clamping device (200) is provided with a second magnetic member (304), and the first magnetic member (260) and the second magnetic member (304) are magnetically attracted to each other to improve the stability of the microphone device placed in the first recess (301).
9. The sound amplification device of claim 6, wherein, One side of the first base (100) near the clamping device (200) is provided with a third magnetic member (106). The first recess (301) is provided with a fourth magnetic member (306) on the side opposite to the first base body (100), and the stability of the radio device placed in the first recess (301) is improved through mutual magnetic attraction between the third magnetic member (106) and the fourth magnetic member (306).
10. The sound amplification device of claim 6, wherein, The first base body (100) is provided with a signal transmitter, which is used for transmitting a signal. The second base body (300) is provided with a signal receiver, which is used for receiving the signal transmitted by the signal transmitter, so as to realize wireless connection between the first base body (100) and the second base body (300).