CN215647234U - Radio device, microphone and karaoke music box - Google Patents

Abstract

The utility model relates to a sound receiving device, a microphone and a karaoke music box, wherein the sound receiving device comprises a shell, a sound pickup structure and a first elastic connecting structure, the sound pickup structure is arranged in a cavity of the shell, the first elastic connecting structure comprises a first elastic rope, the sound pickup structure is elastically connected with the inner wall of the shell through the first elastic rope, and a gap is formed between the sound pickup structure and the inner wall of the shell. Vibrations conduct behind the shell, vibrations can only conduct to first elastic connection structure department, because the setting of first elasticity rope, first elasticity rope can stretch out and draw back along with vibrations for the pickup structure keeps unchangeable basically for external position, thereby reduces vibrations and to the influence of pickup structure, ensures the radio reception effect of pickup structure.

Description

Radio device, microphone and karaoke music box

Technical Field

The utility model belongs to the technical field of electronic equipment, and particularly relates to a radio device, a microphone and a karaoke music box.

Background

Microphone and audio amplifier can use in same space usually, and all can produce vibrations when audio amplifier broadcast sound and remove the microphone support, and vibrations can transmit microphone department for the microphone also produces vibrations, makes the tone quality that the microphone gathered relatively poor.

The prior art generally adopts an elastic support, which has a fixed support and a movable structure matched with the fixed support, the movable structure is connected with the fixed support through the elastic structure, and a microphone is fixed on the movable structure, so that when vibration is transmitted to the elastic structure through the fixed support, the elastic structure can absorb the vibration, thereby effectively preventing the vibration from being transmitted to the microphone. However, in some cases, the user may hold the microphone to pick up sound, and at this time, the microphone may be separated from the elastic support, so that the vibration may be directly transmitted to the microphone through the human body, thereby affecting the sound pick-up of the microphone.

SUMMERY OF THE UTILITY MODEL

Based on the above situation, the main objective of the present invention is to provide a sound receiving device, a microphone and a karaoke device, wherein the sound receiving device has a damping function, so that the damping function is not required to be performed by an external bracket, thereby ensuring that the sound collected by the sound receiving device is clear in any state.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a radio reception device, includes shell, pickup structure and a resilient connection structure, the pickup structure set up in the cavity of shell, a resilient connection structure includes first elasticity rope, the pickup structure passes through first elasticity rope with the interior wall connection of shell, just the pickup structure with there is the space between the inner wall of shell.

Preferably, first elastic connection structure still includes first connector link and second connector link, one of them sets up of first connector link and second connector link on the inner wall of shell, another one sets up on the pickup structure, first elastic cord connects respectively first connector link with the second connector link.

Preferably, the number of the first elastic connecting structures is at least two, and all the first elastic connecting structures are uniformly distributed in the circumferential direction around the axis of the sound pickup structure.

Preferably, first connector link is provided with two, two first connector link is followed the axial interval of shell sets up, first elasticity rope passes in proper order first connector link with the second connector link.

Preferably, the sound pickup structure includes a support portion, a sound pickup portion and a second elastic connection structure, the support portion is a frame structure with an opening at one end, the sound pickup portion is disposed in the frame structure from the opening, the second elastic connection structure includes a second elastic rope, and the second elastic rope is connected to the support portion and the sound pickup portion, so that the sound pickup portion is suspended in the frame structure through the second elastic connection structure.

Preferably, the second elastic connection structure further includes third connection buckles and fourth connection buckles, the third connection buckles are disposed on the bracket portion, the fourth connection buckles are disposed on the sound-collecting portion, the number of the third connection buckles is equal to the number of the fourth connection buckles, and is at least three, all the third connection buckles and all the fourth connection buckles are distributed in a staggered manner in the circumferential direction of the sound-collecting structure,

the distance from the third connecting fastener to the axis of the sound-collecting part is larger than the distance from the fourth connecting fastener to the axis of the sound-collecting part,

the second elastic rope sequentially penetrates through all the third connecting buckles and the fourth connecting buckles which are distributed in a staggered mode along the circumferential direction of the sound collecting part.

Preferably, still be equipped with in the shell and inhale the cotton structure of sound, inhale to be equipped with on the cotton structure of sound and be used for avoiding the structure of dodging of pickup structure and first elastic connection structure, inhale the cotton structure of sound with pickup structure separation sets up.

Preferably, the sound receiving device further comprises a microphone cover, the microphone cover covers the end portion, close to the sound pickup structure, of the shell, and a sound receiving hole is formed in the microphone cover.

The utility model also provides a microphone comprising the sound receiving device.

The utility model also provides a K Songbao which comprises a sound box and the sound receiving device, wherein the sound receiving device is combined with the sound box.

The utility model has the beneficial effects that:

the pickup structure can be through the unsettled setting of first elastic connection structure in the cavity, therefore vibrations conduction is to the shell after, this vibrations can't be directly conducted to the pickup structure through the shell, can only conduct to first elastic connection structure department, because the setting of first elasticity rope, first elasticity rope has very strong elastic expansion ability, first elasticity rope can stretch out and draw back along with vibrations, make the pickup structure keep unchangeable basically for external position, thereby reduce the influence of vibrations to the pickup structure, ensure the radio reception effect of pickup structure.

Drawings

Preferred embodiments according to the present invention will be described below with reference to the accompanying drawings. In the figure:

FIG. 1 is a schematic diagram of a preferred embodiment of a sound receiving device according to the present invention;

FIG. 2 is an exploded view of the sound pickup apparatus of FIG. 1;

FIG. 3 is a top view from above of FIG. 1;

FIG. 4 is a cross-sectional view taken along the line A-A in FIG. 3, when no sound-absorbing cotton structure is provided in the sound-receiving device;

FIG. 5 is a schematic diagram of a preferred embodiment of a sound pickup configuration;

FIG. 6 is a schematic structural view of a preferred embodiment of an acoustic wool construction;

fig. 7 is a schematic structural diagram of the flexible seat and the sound pickup.

In the figure:

1. a housing; 2. a sound pickup structure; 3. a sound absorbing cotton structure; 4. a microphone cover; 5. a first elastic connection structure;

11. a cavity;

21. a bracket part; 22. a sound pickup section; 23. a third connecting buckle; 24. a fourth connecting buckle; 25. a second elastic cord; 26. a second elastic connection structure; 27. a soft seat; 28. a sound pickup; 29. an upper end portion;

31. an avoidance structure;

41. a sound receiving hole;

51. a first connecting buckle; 52. a second connecting buckle; 53. a first elastic cord.

Detailed Description

The present invention will be described below based on examples, but the present invention is not limited to only these examples. In the following detailed description of the present invention, certain specific details are set forth in order to avoid obscuring the nature of the present invention, well-known methods, procedures, and components have not been described in detail.

Further, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; in the orientation descriptions "back" and "front", the side facing the driver is the front, and the side facing away from the driver is the back. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 4, the present invention relates to a sound receiving apparatus, including a housing 1, a sound pickup structure 2 and a first elastic connection structure 5, where the sound pickup structure 2 has a sound receiving function, the housing 1 may be cylindrical, so that a cavity 11 is formed in the housing 1, the sound pickup structure 2 is disposed in the cavity 11 of the cylindrical housing 1, the sound pickup structure 2 is elastically connected to the housing 1 through the first elastic connection structure 5, the first elastic connection structure 5 includes a first elastic rope 53, the sound pickup structure 2 is elastically connected to an inner wall of the housing 1 through the first elastic rope 53, and a gap exists between the sound pickup structure 2 and the inner wall of the housing 1. On external vibrations conduction to shell 1 for shell 1 shakes for external relatively, and here "external" for example can be ground, because shell 1 is connected with pickup structure 2 through first elastic connection structure 5 for be elastic connection between shell 1 and the pickup structure 2, promptly: the change in position of shell 1 relative pickup structure 2 can not exert an influence to pickup structure 2, therefore shell 1 is when vibrations, pickup structure 2 is under its self inertial effect, make pickup structure 2 keep unchangeable basically relative external position, therefore, the vibrations of shell 1, can make first elastic connection structure 5 take place elastic deformation, specifically, first elasticity rope 53 can independently stretch out and draw back along with the vibrations of shell 1, thereby slow down or avoid pickup structure 2 to take place vibrations relative externally, thereby prevent that the vibrations of shell 1 from causing the influence to pickup structure 2's radio reception function, ensure the effect of pickup structure 2 radio reception.

In addition, since the first elastic connection structure 5 is disposed in the housing 1, when the sound pickup device is applied to a microphone, the first elastic connection structure 5 is also located in the microphone, so that vibration generated by sound production of the sound box can be effectively damped whether the vibration is conducted to the microphone through the bracket or conducted to the microphone through a human body of a user, thereby ensuring the sound pickup effect of the microphone.

In a preferred embodiment, the first elastic connection structure 5 further includes a first connection buckle 51 and a second connection buckle 52, one of the first connection buckle 51 and the second connection buckle 52 is disposed on the inner wall of the housing 1, the other one is disposed on the sound pickup structure 2, and the first elastic string 53 is connected to the first connection buckle 51 and the second connection buckle 52, respectively. The first connecting fastener 51 and the second connecting fastener 52 are disposed to facilitate the elastic connection between the housing 1 and the sound-collecting structure 2.

In a preferred embodiment, referring to fig. 5, the number of the first elastic connecting structures 5 is at least two, and all the first elastic connecting structures 5 are uniformly distributed in the circumferential direction around the axis of the sound pickup structure 2. The two first elastic connection structures 5 can realize that the sound pickup structure 2 is arranged in the cavity 11 of the shell 1 in a suspension manner.

Preferably, the number of said first elastic connection means 5 is at least three. Be connected through at least three elastic connection structure 5 between pickup structure 2 and the shell 1 for pickup structure 2 atress is more even, also can carry out the shock attenuation to pickup structure 2 better.

In a preferred embodiment, there are two first connecting buckles 51, two first connecting buckles 51 are spaced apart from each other in the axial direction of the housing 1, and the first elastic string 53 sequentially passes through the first connecting buckles 51 and the second connecting buckles 52. For convenience of description, the first connecting buckle 51 is arranged on the casing 1, the second connecting buckle 52 is arranged on the sound pickup structure 2, taking the axial direction of the housing 1 as the up-down direction (as shown in fig. 2) as an example, the two first connecting buckles 51 in the first elastic connecting structure 5 are arranged at intervals up and down, taking the example of three first elastic connecting structures 5, after each first elastic string 53 passes through two corresponding first connecting buckles 51 and one corresponding second connecting buckle 52, each second connecting buckle 52 is simultaneously subjected to elastic forces respectively directed to the two first connecting buckles 51, and under the combined action of the elastic forces, the sound pickup structure 2 finally makes the axis of the housing 1 and the axis of the sound pickup structure 2 be substantially the same straight line, make under static condition, the structure 2 of picking up can be through first elastic connection structure 5 automatic with its location in cavity 11, ensure that the structure 2 of picking up is unsettled to be set up in cavity 11.

Preferably, the first elastic cord 53 is looped. Therefore, when the first elastic string 53 is connected to the first connecting buckle 51 and the second connecting buckle 52, the first elastic string 53 only needs to be sleeved on the first connecting buckle 51 and the second connecting buckle 52.

In other embodiments, two first connecting buckles 51 of the first elastic connecting structures 5 may be horizontally spaced, and similarly, three first elastic connecting structures 5 may also automatically position the sound pickup structure 2 in the cavity 11.

In other embodiments, the number of the first elastic strings 53 of one first elastic connection structure 5 is two, wherein one first elastic string 53 connects one first connection buckle 51 and the second connection buckle 52, and the other first elastic string 53 connects the other first connection buckle 51 and the second connection buckle 52.

In a preferred embodiment, referring to fig. 2, 4 and 5, two first connecting buckles 51 of the same first elastic connecting structure 5 are respectively located on two sides of the second connecting buckle 52 in the axial direction of the housing 1, and the resultant force of the first elastic string 53 acting on the second connecting buckle 52 is substantially perpendicular to the up-down direction without considering the self-weight of the sound pickup structure 2; all the second connecting links 52 are located at the same position in the axial direction of the housing 1. Still take the setting of three first elastic connection structure 5 as an example, three resultant force is roughly in same horizontal plane, and the size is equal, the contained angle between arbitrary two resultant force is 120, thereby ensure that the axis direction of sound pick-up structure 2 is upper and lower direction, at this moment, second connector link 52 is located two first connector link 51 intermediate positions of direction from top to bottom basically, therefore usable first connector link 51 and second connector link 52's position, confirm that sound pick-up structure 2 is under quiescent condition, position from top to bottom, make sound pick-up structure 2 can be through first elastic connection structure 5 automatic, pinpoint, unsettled setting in cavity 11.

In a preferred embodiment, referring to fig. 5, the sound pickup structure 2 includes a support portion 21, a sound pickup portion 22, and a second elastic connection structure 26, the sound pickup structure 2 picks sound by means of the sound pickup portion 22, the support portion 21 is a frame structure with an opening at one end, the sound pickup portion 22 is disposed in the frame structure from the opening, the second elastic connection structure 26 includes a second elastic rope 25, the second elastic rope 25 connects the support portion 21 and the sound pickup portion 22, and the sound pickup portion 22 is suspended in the frame structure by the second elastic connection structure 26. Because the second elastic connection structure 26 also has the effect of shock absorption, the influence of external shock on the sound pickup portion 22 can be avoided and slowed down, that is, the first elastic connection structure 5 and the second elastic connection structure 26 form outer-inner layer and step-shaped shock absorption protection on the sound pickup portion 22, the sound pickup portion 22 is ensured not to be influenced by shell shock, and the sound pickup effect of the sound pickup device under the shock environment is improved.

It should be noted that, taking the example that the second connecting buckle 52 is disposed on the sound collecting structure 2, the second connecting buckle 52 is disposed on the bracket portion 21 of the sound collecting structure 2. Thereby ensuring that the first elastic connection 5 and the second elastic connection 26 together form an outer and inner layer, stepped, shock absorbing structure.

In a preferred embodiment, referring to fig. 5, the second elastic connecting structure 26 further includes third connecting buckles 23 and fourth connecting buckles 24, the third connecting buckles 23 are disposed on the bracket portion 21, the fourth connecting buckles 24 are disposed on the sound-collecting portion 22, the number of the third connecting buckles 23 is equal to the number of the fourth connecting buckles 24, and is at least three, all the third connecting buckles 23 and all the fourth connecting buckles 24 are distributed in a staggered manner in the circumferential direction of the sound-collecting structure 2, the distance from the third connecting buckles 23 to the axis of the sound-collecting portion 22 is greater than the distance from the fourth connecting buckles 24 to the axis of the sound-collecting portion 22, the positions of all the third connecting buckles 23 and all the fourth connecting buckles 24 are the same in the axial direction of the sound-collecting structure 2, the number of the second elastic strings 25 is one, the second elastic cord 25 is annular, and the second elastic cord 25 sequentially penetrates all the third connecting buckles 23 and the fourth connecting buckles 24 which are distributed in a staggered manner along the circumferential direction of the sound pickup portion 22. Taking the number of the third connecting buckles 23 and the number of the fourth connecting buckles 24 as three, when the sound collecting part 22 is arranged in the frame structure, each fourth connecting buckle 24 is hung on the second elastic rope 25 between the two third connecting buckles 23, and because the fourth connecting buckle 24 is closer to the axis of the sound collecting part 22 than the third connecting buckle 23, each fourth connecting buckle 24 is subjected to the elastic force pointing to the two third connecting buckles 23, so that the sound collecting part 22 can be suspended in the frame structure.

Preferably, the third connecting links 23 are evenly distributed in the circumferential direction of the holder portion, and the fourth connecting links 24 are evenly distributed in the circumferential direction of the sound pickup portion 22. The stress on each part of the sound collecting part 22 is uniform, so that the axis of the sound collecting part 22 and the axis of the sound collecting structure 2 are approximately in a straight line in a static state, and the sound collecting part 22 can be suspended in the frame structure.

Preferably, the sound pickup portion 22 and the support portion 21 can be suspended in the frame structure only by one second elastic connection structure 26, and certainly, the sound pickup portion 22 and the support portion 21 can also be connected by more than three elastic connection structures which are the same as the first elastic connection structure 5, so that the sound pickup portion 22 is suspended in the frame structure; similarly, the sound pickup structure 2 and the housing 1 may be connected to each other through at least one elastic connection structure identical to the second elastic connection structure 26, so that the sound pickup structure 2 is suspended in the cavity 11.

The first connecting link 51, the second connecting link 52, the third connecting link 23 and the fourth connecting link 24 may be hook-shaped, loop-shaped or other structures that can conveniently define an elastic string.

In a preferred embodiment, referring to fig. 7, the sound pickup portion 22 includes a sound pickup 28 and a soft seat 27 for fixing the sound pickup 28, the sound pickup portion 22 picks up sound through the sound pickup 28, the fourth connecting buckle 24 is disposed on the soft seat 27, the soft seat 27 has a cylindrical structure with an opening at one end, the sound pickup 28 is disposed in the soft seat 27 through the opening, the soft seat 27 has a certain elasticity, and the soft seat 27 can bind the sound pickup 28 from the outside of the sound pickup 28, so that the sound pickup 28 and the soft seat 27 are fixed together. The sound pick-up 28 is a standard component, and the soft seat 27 is arranged, so that the sound pick-up 28 is connected with the fourth connecting buckle 24 through the soft seat 27, and the technical problem of how to suspend the sound pick-up 28 in the frame structure is solved.

In addition, the sound pickup 28 and the soft seat 27 can be fixed by means of glue joint.

In a preferred embodiment, referring to fig. 2 and 6, a sound-absorbing cotton structure 3 is further disposed in the housing 1, an avoiding structure 31 for avoiding the sound-collecting structure 2 and the first elastic connecting structure 5 is disposed on the sound-absorbing cotton structure 3, and the sound-absorbing cotton structure 3 and the sound-collecting structure 2 are disposed separately. Inhale the setting of sound cotton structure 3 and can reduce the audio mixing, ensure the effect of pickup structure 2 radio reception, inhale the condition of sound cotton structure 3 under the setting, dodge structure 31 through the setting, ensure pickup structure 2 can not with inhale the contact of sound cotton structure 3, ensure pickup structure 2 and be in unsettled state in cavity 11, ensure the shock attenuation effect of first elastic connection structure 5.

The radial dimension of the sound-absorbing cotton structure 3 is slightly larger than that of the cavity 11, and the sound-absorbing cotton structure 3 has certain elasticity, so that the sound-absorbing cotton structure 3 can be in elastic interference fit with the cavity 11, and the sound-absorbing cotton structure 3 is relatively fixed in the cavity 11; alternatively, the sound-absorbing cotton structure 3 is connected with the shell 1 by means of gluing.

In a preferred embodiment, referring to fig. 2, the sound pickup device further includes a microphone cover 4 covering an end portion of the housing 1 close to the sound pickup structure 2, the end portion being an upper end portion 29 in fig. 2, the upper end portion 29 of the housing 1 being open, the sound pickup structure 2 and the first elastic connection structure 5 being disposed in the cavity 11 from the upper end portion 29 of the housing 1, the microphone cover 4 being provided with a sound pickup hole 41, and the sound pickup structure 3 being located far from the microphone cover 4 than the sound pickup structure 2. When the sound receiving device is used for receiving sound, a user emits sound towards the microphone cover 4, and the sound is transmitted to the sound collecting structure 2 through the sound collecting hole 41, so that the purpose of receiving the sound through the sound collecting structure 2 is achieved.

The head cover 4 can be connected to the upper end 29 of the housing 1 by means of clamping, gluing, bolting, etc. It is only necessary to ensure that the position of the microphone cover 4 with respect to the housing 1 is constant under the condition that the microphone cover is not manually detached.

The utility model also provides a microphone comprising the sound receiving device. Because the sound receiving device is at least internally provided with the first elastic connecting structure 5, the influence of external vibration on the sound pickup structure 2 can be effectively slowed down or avoided, and the sound receiving effect of the microphone is ensured.

The utility model also provides a K Songbao which comprises a sound box and the sound receiving device, wherein the sound receiving device is combined with the sound box. In the K Songbao, because the distance between the sound box and the sound receiving device is very close, and the mutual position relation between the sound box and the sound receiving device can not be changed, the vibration generated when the sound box plays sound can be directly transmitted to the sound receiving device, and the first elastic connecting structure 5 in the sound receiving device can effectively absorb the vibration; in addition, because the sound box is closer to the sound receiving device, the sound emitted by the sound box may also cause the sound pickup structure 2 to resonate through air, so that a howling phenomenon may occur, but the first elastic connection structure 5 may absorb energy generated by the resonance of the sound pickup structure 2, and the second elastic connection structure 26 may absorb energy generated by the resonance of the sound pickup portion 22, so as to slow down or avoid the resonance of the sound pickup portion 22 in the sound pickup structure 2, and prevent the howling.

It will be appreciated by those skilled in the art that the above-described preferred embodiments may be freely combined, superimposed, without conflict.

It will be understood that the embodiments described above are illustrative only and not restrictive, and that various obvious and equivalent modifications and substitutions for details described herein may be made by those skilled in the art without departing from the basic principles of the utility model.

Claims (10)

1. The utility model provides a radio reception device, its characterized in that, includes shell, pickup structure and a resilient connection structure, the pickup structure set up in the cavity of shell, a resilient connection structure includes first elasticity rope, the pickup structure passes through first elasticity rope with the interior wall connection of shell, just the pickup structure with there is the space between the inner wall of shell.

2. The sound reception device of claim 1, wherein the first resilient connection structure further includes a first connection button and a second connection button, one of the first connection button and the second connection button is disposed on an inner wall of the housing, the other one of the first connection button and the second connection button is disposed on the sound pickup structure, and the first resilient cord connects the first connection button and the second connection button, respectively.

3. The sound reception device of claim 2, wherein the number of the first resilient connection structures is at least two, all of the first resilient connection structures being evenly distributed circumferentially about an axis of the sound pickup structure.

4. The sound receiving device as set forth in claim 2, wherein the first connecting buckles are provided in two, the two first connecting buckles are spaced apart in the axial direction of the housing, and the first elastic cord passes through the first connecting buckles and the second connecting buckles in sequence.

5. The sound receiving device according to any one of claims 1 to 4, wherein the sound pickup structure comprises a bracket part, a sound pickup part and a second elastic connecting structure, the bracket part is a frame structure with an opening at one end, the sound pickup part is arranged in the frame structure from the opening, and the second elastic connecting structure comprises a second elastic rope which is connected with the bracket part and the sound pickup part so that the sound pickup part is arranged in the frame structure in a suspended manner through the second elastic connecting structure.

6. The sound receiving device as set forth in claim 5, wherein the second elastic connecting structure further includes third connecting buckles and fourth connecting buckles, the third connecting buckles are disposed on the stand portion, the fourth connecting buckles are disposed on the sound collecting portion, the number of the third connecting buckles is equal to the number of the fourth connecting buckles, and is at least three, all of the third connecting buckles and all of the fourth connecting buckles are distributed in a staggered manner in the circumferential direction of the sound collecting structure,

the distance from the third connecting fastener to the axis of the sound-collecting part is larger than the distance from the fourth connecting fastener to the axis of the sound-collecting part,

the second elastic rope sequentially penetrates through all the third connecting buckles and the fourth connecting buckles which are distributed in a staggered mode along the circumferential direction of the sound collecting part.

7. The sound receiving device according to any one of claims 1 to 4, wherein a sound absorbing cotton structure is further disposed in the housing, an avoiding structure for avoiding the sound pickup structure and the first elastic connection structure is disposed on the sound absorbing cotton structure, and the sound absorbing cotton structure is disposed separately from the sound pickup structure.

8. The sound reception device of any one of claims 1 to 4, further comprising a microphone cover covering an end of the housing proximate to the sound pickup structure, the microphone cover having a sound reception hole.

9. Microphone, characterized by comprising a sound reception device according to any of claims 1-8.

10. A karaoke device, comprising a sound box and a sound receiving device as claimed in any one of claims 1 to 8, wherein the sound receiving device is combined with the sound box.

Images