Clamping device, radio device and sound amplification equipment

Abstract

The utility model discloses a clamping device, a sound receiving device and sound amplifying equipment, the clamping device comprises a first plate body and a second plate body which are rotatably connected with each other, a rotating structure and a first positioning structure, a torsion spring is arranged between the first plate body and the second plate body, the rotating structure is arranged on one side, deviating from the first plate body, of the second plate body, and the first positioning structure is arranged on the second plate body. The rotating structure is suitable for rotatably connecting the second plate body, the first positioning structure is arranged on the side, away from the first plate body, of the second plate body, and the first positioning structure and the rotating structure are distributed on the second plate body in the first direction. The clamping device and the rotating structure are rotatably assembled on other structures through the arrangement of the rotating structure, the clamping device is assembled on other structures through the arrangement of the first positioning structure, and the clamping device can be accurately reset through the first positioning structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sound amplification equipment, especially to a clamping device, a sound receiving device and sound amplification equipment. BACKGROUND

[0002] In the related art, the sound amplifier and the sound receiving device are mostly applied to teaching, guiding and shopping promotion scenes, the sound receiving device can be clamped on the user's collar through the clamp, the orientation of the sound receiving device is adjusted to facilitate clamping at different positions for use, and when the clamp is stored, the clamp needs to be accurately reset first, and then the sound receiving device is stored, and the existing sound amplification equipment has the technical problem that the sound receiving device is not convenient to store. SUMMARY

[0003] The utility model aims at at least solving one of the technical problems in the prior art. To this end, the utility model provides a clamping device, which can improve the efficiency of resetting the clamping device.

[0004] The utility model further provides a sound receiving device with the above clamping device.

[0005] The utility model further provides a sound amplification equipment with the above sound receiving device.

[0006] According to the clamping device of the first aspect embodiment of the utility model, the clamping device comprises a first plate body, a second plate body, a rotating structure and a first positioning structure, the first plate body and the second plate body are connected to each other in rotation, and a torsional spring is arranged between the first plate body and the second plate body; the rotating structure is arranged on the side of the second plate body away from the first plate body, and the rotating structure is suitable for rotatably connecting the second plate body; the first positioning structure is arranged on the side of the second plate body away from the first plate body, and the first positioning structure and the rotating structure are distributed on the second plate body along a first direction.

[0007] According to the clamping device of the utility model embodiment, at least has the following beneficial effects: the rotating structure is arranged to realize rotatable assembly of the clamping device on other structures, the first positioning structure is arranged to realize assembly of the clamping device on other structures, and the first positioning structure can be used to accurately reset the clamping device.

[0008] According to some embodiments of the utility model, the rotating structure is arranged on the second plate body in extension along a second direction, and the second direction is perpendicular to the first direction.

[0009] According to some embodiments of the utility model, a first ring groove is arranged on the rotating structure, and a first damping member is assembled in the first ring groove.

[0010] According to some embodiments of the utility model, a second ring groove is arranged on the rotating device, and a second damping member is arranged in the second ring groove.

[0011] According to some embodiments of the present application, the first positioning structure comprises a positioning protrusion or a positioning groove.

[0012] According to some embodiments of the present application, the clamping device further comprises a second positioning structure, which is arranged on the second plate body away from the first plate body, and the second positioning structure is arranged in a staggered manner with the first positioning structure.

[0013] According to some embodiments of the present application, a first magnetic member is arranged on the first plate body, and the first magnetic member is used for magnetically attracting the clamping device.

[0014] According to some embodiments of the present application, a first assembly groove is arranged on the first plate body close to the second plate body, and the first magnetic member is arranged in the first assembly groove.

[0015] The sound receiving device according to the second aspect of the present application comprises a first base body and a clamping device, the first base body is used for receiving a sound signal, an assembly hole is arranged on the first base body, a limiting structure matched with the first positioning structure is arranged on the first base body, and the limiting structure and the assembly hole are arranged in a distributed manner along a first direction; the clamping device is rotatably connected with the assembly hole through a rotating structure, and the clamping device and the first base body are arranged in a distributed manner along a second direction.

[0016] The sound receiving device according to the present application has at least the following beneficial effects: the first positioning structure on the clamping device and the limiting structure on the first base body are matched, so that the clamping device can be quickly and accurately reset on the first base body.

[0017] The sound amplifying device according to the third aspect of the present application comprises a second base body used for playing a sound and a sound receiving device as described above, a first recess is arranged on the second base body, and the sound receiving device is assembled in the first recess.

[0018] The sound amplifying device according to the present application has at least the following beneficial effects: the sound amplifying device adopts the sound receiving device, the clamping device is quickly reset on the sound amplifying device through rotation, so as to quickly assemble the sound receiving device into the first recess of the sound amplifying device, thereby improving the convenience of use; the clamping device and the first base body are rotatably arranged through the rotating structure and the assembly hole, so that the first base body can be rotatably adjusted in a direction, the sound receiving device is less likely to face the sound amplifying device, and the occurrence of howling is reduced.

[0019] Additional aspects and advantages of the present application will be given in part in the following description, and will become apparent from the following description, or will be learned by practice of the present application. Attached Figure Description

[0020] The present invention will be further described below with reference to the accompanying drawings and embodiments, wherein:

[0021] Figure 1 This is a three-dimensional structural diagram of the loudspeaker device in an embodiment of the present utility model from a first angle;

[0022] Figure 2 This is a three-dimensional structural diagram of the loudspeaker device from a second angle in an embodiment of this utility model;

[0023] Figure 3 yes Figure 2 A three-dimensional structural diagram of the loudspeaker equipment after removing the receiver;

[0024] Figure 4 yes Figure 2 A three-dimensional structural diagram of the radio receiving device in the image;

[0025] Figure 5 yes Figure 3 A schematic diagram of the planar structure of the second substrate;

[0026] Figure 6 yes Figure 5 A schematic diagram of the cross-sectional structure at point AA in the diagram;

[0027] Figure 7 yes Figure 4 A schematic diagram of the planar structure of the radio receiver in the image;

[0028] Figure 8 yes Figure 7 A schematic diagram of the cross-sectional structure at the marked BB in the diagram;

[0029] Figure 9 This is a three-dimensional structural diagram of the clamping structure in an embodiment of this utility model;

[0030] Figure 10 This is different from the embodiments of this utility model. Figure 9 A partial structural diagram of another clamping structure.

[0031] Reference signs: first base body 100; sound collecting hole 101; sound collecting cavity 102; sound exhausting hole 103; microphone sensor 104; first contact 105; third magnetic member 106; limiting structure 107; assembling hole 108; clamping device 200; first plate body 210; first assembling groove 211; 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; second positioning structure 251; first magnetic member 260; second base body 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. DETAILED DESCRIPTION

[0032] The embodiments of the present application are 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 referring to the drawings are exemplary only, and are used to explain the present application, and cannot be understood as a limitation of the present application.

[0033] 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 convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application.

[0034] 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 indicated technical features or the sequence of indicated technical features.

[0035] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, etc. should be understood in a broad sense, 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 scheme.

[0036] In the description of the utility model, the description of the reference terms "one embodiment", "some embodiments", "illustrative 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 contained in at least one embodiment or example of the utility model. In the specification, the illustrative 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.

[0037] Referring to Figure 4 , Figure 7 , Figure 8 As shown in the utility model embodiment first aspect provides a radio device, the radio device includes first base body 100 and clamping device 200, one end of first base body 100 is provided with radio hole 101, one end in first base body 100 close to radio hole 101 is provided with radio cavity 102, the side of radio cavity 102 is provided with the sound outlet hole 103 that penetrates first base body 100, clamping device 200 is rotatably connected on first base body 100, clamping device 200 and the first base body 100 are along the second direction 500 distribution setting. The sound signal received by radio hole 101 in radio device can occur multiple reflections in radio cavity 102, lead to the occurrence of howling condition, the utility model embodiment is through the setting sound outlet hole 103 in the side of first base body 100, the reflected sound signal in radio cavity 102 is discharged to radio cavity 102 outside, to prevent or reduce the occurrence of howling condition, by the rotation setting of clamping device 200, the radio hole 101 of radio device can be adjusted towards, it is convenient to towards the user and prevent or reduce radio hole 101 towards sound amplification device and produce howling, the setting of clamping device 200 and sound outlet hole 103 reduces the occurrence of howling condition as described above.

[0038] As a specific implementation, first base body 100 is provided with assembly hole 108, first base body is provided with the limiting structure 107 with first positioning knot 250 structure cooperation, limiting structure 107 and assembly hole 108 are along the first direction 400 distribution setting, clamping device 200 is rotatably connected with assembly hole 108 through rotating structure 240, clamping device 200 and first base body 100 are along the second direction 500 distribution setting, the outer diameter size of second damping piece 244 can be greater than the hole diameter size of assembly hole 108, so that second damping piece 244 limits clamping device 200 from assembly hole 108 along the second direction 500 in the second direction 500.

[0039] Alternatively, the rotating structure 240 can have a radial dimension greater than the hole diameter of the assembly hole 108 at one end away from the second plate body 220, so as to limit the clamping device 200 from falling off from the assembly hole 108 in the second direction 500. The rotating structure 240 can be a soft structure, for example, the rotating structure 240 is made of plastic material, so as to facilitate the assembly of the rotating structure 240 into the assembly hole 108.

[0040] As a specific embodiment, the sound collecting device further comprises a microphone sensor 104 arranged in the first base body 100 close to the sound collecting hole 101. After the sound signal enters the first base body 100 from the sound collecting hole 101, the microphone sensor 104 receives the sound signal. After the microphone sensor 104 receives the sound signal, vibration is generated inside the microphone sensor 104 to convert the sound signal into an electric signal, so as to realize the conversion of the sound signal into the electric signal. Part of the sound signal is prone to remain in the sound collecting cavity 102 and continuously reflect to generate howling. The sound collecting device is arranged with the sound exhaust hole 103 to exhaust the excess sound signal from the first base body 100 outside the sound exhaust hole 103, so as to reduce the technical problem of howling.

[0041] As a specific embodiment, the sound collecting hole 101, the microphone sensor 104 and the sound collecting 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 collecting hole 101, the sound exhaust hole 103 exhausts the remaining sound signal, so as to keep the sound collecting effect of the sound collecting device and reduce the howling.

[0042] As a specific embodiment, the sound collecting cavity 102 is provided with at least two sound exhaust holes 103 distributed along the second direction 500 on the side wall. The second direction 500 is perpendicular to the first direction 400. At least two sound collecting holes 101 are arranged on the side wall of the sound collecting cavity 102 along the second direction 500, so as to improve the efficiency of the sound collecting cavity 102 in exhausting the excess sound signal, thereby reducing the howling.

[0043] As a specific embodiment, the clamping device 200 is provided with a first magnetic member 260. The first plate body 210 is provided with a first assembly groove 211 close to the second plate body 220. The first assembly groove 211 is provided with the first magnetic member 260. The first magnetic member 260 is used to magnetically assemble the sound collecting device in the use position. The first magnetic member 260 is arranged on the clamping device 200, so as to improve the stability of the clamping of the sound collecting device when the sound collecting device is clamped on the clothes.

[0044] Please refer to Figure 8As shown in the figure, the clamping device 200 can include a first plate body 210 and a second plate body 220 connected to each other in rotation, a torsion spring 230 arranged between the first plate body 210 and the second plate body 220, a first square groove arranged on one side of the first plate body 210 close to the second plate body 220, and a first magnetic member 260 assembled in the first square groove to improve the stability of the first magnetic member 260. A rotating structure 240 is arranged on the second plate body 220 in a second direction 500, and the second direction 500 is perpendicular to the first direction 400.

[0045] 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 connected to the first base body 100 in rotation 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, so as to limit the clamping device 200 from falling off the first base body 100 in the second direction 500.

[0046] Please refer to Figure 9 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 limiting structure 107. One of the first positioning structure 250 and the limiting structure 107 can be a protrusion, and the other can be a groove, so as to accurately reset the clamping device 200 after rotation, so as to facilitate the storage of the radio device. Alternatively, the first base body 100 can be provided with a plurality of limiting structures 107 along the rotation curve of the clamping device 200, for example, the first base body 100 can be provided with two limiting structures 107, 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. Among them, the first positioning structure 250 is a positioning protrusion, and the limiting structure 107 is a positioning groove. Alternatively, the first positioning structure 250 is a positioning groove, and the limiting structure 107 is a positioning protrusion, so as to cooperate with each other.

[0047] Please refer to Figure 10As shown, as a specific embodiment, the clamping device 200 can also be provided with a second positioning structure 251, which is provided on the side of the second plate body 220 away from the first plate body. The second positioning structure 251 is arranged in a staggered manner with the first positioning structure 250. The second positioning structure 251 can be arranged to rotate the clamping device 200 to a commonly used angle on the first base body 100, so as to improve the convenience of use. The second positioning structure 251 can be a soft structure, for example, a silicone material is used to reduce the blocking of the second positioning structure 251 when the clamping device 200 is rotated and reset.

[0048] As shown in Figure 2 , Figure 3 As shown in

[0049] As shown in Figures 1 to 4 As a specific embodiment, as shown in Figures 1 to 5 The first base body 100 is provided with a first contact 105 on one side of the clamping device 200. The first recess 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 recess 301, the first contact 105 and the second contact 302 are in contact, so that the second base body 300 and the first base body 100 are 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 the second base body 300 is charged, 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.

[0050] As shown in Figure 6 , Figure 8As shown, as a specific embodiment, the first recess 301 is provided with a second recess 303 for avoiding the clamping device 200, and the second recess 303 is provided with a second magnetic member 304 on the side opposite to the clamping device 200, and the stability of the radio device placed in the first recess 301 is improved by the mutual magnetic attraction between the first magnetic member 260 and the second magnetic member 304. When the radio device is assembled in the first recess 301, the clamping device 200 is located in the second recess 303, and the stability of the radio device is improved by magnetic attraction when the radio device is assembled in the first recess 301 by the arrangement of the first magnetic member 260 on the clamping device 200 and the second magnetic member 304 on the side of the second recess 303, and the radio device is limited to fall out of the first recess 301 in the second direction 500.

[0051] As a specific embodiment, the first base 100 is provided with a third magnetic member 106 on the side close to the clamping device 200, and the first recess 301 is provided with a fourth magnetic member 306 on the side opposite to the first base 100, and the stability of the radio device placed in the first recess 301 is improved by the mutual magnetic attraction between the third magnetic member 106 and the fourth magnetic member 306. By the arrangement of the third magnetic member 106 and the fourth magnetic member 306, when the radio device is assembled in the first recess 301, the first base 100 is stably assembled in the first recess 301 by magnetic attraction, and the first base 100 is limited to fall out of the first recess 301 in the second direction 500, and the stability of the radio device placed in the first recess 301 is improved.

[0052] As a specific embodiment, the first base 100 is provided with a signal transmitter for transmitting signals, and the second base 300 is provided with a signal receiver for receiving the signals transmitted by the signal transmitter, so as to realize the wireless connection between the first base 100 and the second base 300. The sound signal enters the first base 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 transmits the electric signal outward, and the corresponding signal receiver converts the electric signal into a sound signal in the second base 300 after receiving the electric signal, and the sound signal is played out through the second base 300, so as to realize the wireless connection between the first base 100 and the second base 300.

[0053] The embodiments of the utility model are described in detail above combined 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 and the features in the embodiments of the utility model can be combined with each other without conflict.

Claims

1. Clamping device (200), characterized in that, Comprising: A first plate body (210) and a second plate body (220) are connected with each other in rotation, a torsion spring (230) is arranged between the first plate body (210) and the second plate body (220); A rotating structure (240) is arranged on the side of the second plate body (220) away from the first plate body (210), and the rotating structure (240) is suitable for rotatably connecting the second plate body (220); A first positioning structure (250) is arranged on the side of the second plate body (220) away from the first plate body (210), and the first positioning structure (250) and the rotating structure (240) are distributed on the second plate body (220) along a first direction (400).

2. The clamping device (200) according to claim 1, characterized in that The rotating structure (240) is arranged on the second plate body (220) along a second direction (500), and the second direction (500) is perpendicular to the first direction (400).

3. The clamping device (200) according to claim 2, characterized in that The rotating structure (240) is provided with a first ring groove (241), and the first ring groove (241) is fitted with a first damping member (242).

4. The clamping device (200) according to claim 2, characterized in that The rotating structure (240) is provided with a second ring groove (243), and the second ring groove (243) is provided with a second damping member (244).

5. The clamping device (200) according to claim 1, characterized in that The first positioning structure (250) comprises a positioning protrusion or a positioning groove.

6. The clamping device (200) according to claim 1, characterized in that The clamping device (200) further comprises a second positioning structure (251), which is arranged on the side of the second plate body (220) away from the first plate body (210), and the second positioning structure (251) is arranged in a staggered manner with the first positioning structure (250).

7. The clamping device (200) according to claim 1, characterized in that The first plate body (210) is provided with a first magnetic member (260), and the first magnetic member (260) is used for magnetically attracting the clamping device (200).

8. The clamping device (200) according to claim 7, characterized in that The first plate body (210) is provided with a first assembly groove (211) near the side of the second plate body (220), and the first assembly groove (211) is provided with the first magnetic member (260).

9. A sound collecting device, characterized by Comprising: A first base body (100) for receiving a sound signal, the first base body (100) is provided with an assembly hole (108), and the first base body (100) is provided with a limiting structure (107) matched with a first positioning structure (250), and the limiting structure (107) and the assembly hole (108) are arranged in a distributed manner along a first direction (400); The clamping device (200) of any one of claims 1-8 is rotatably connected with the assembly hole (108) through the rotating structure (240), and the clamping device (200) and the first base body (100) are arranged in a distributed manner along a second direction (500).

10. A sound amplification device, characterized by Comprising: A second base body (300) for playing sound, the second base body (300) is provided with a first sink groove (301); The radio device of claim 9 is assembled in the first sink groove (301).

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