Hidden microphone

Abstract

The utility model provides a hidden microphone which comprises a sinking box, a mounting panel is fixedly connected to the top of the inner side wall of the sinking box, a cover plate is movably clamped to the tops of the two inner side walls of the sinking box, a torsion spring is arranged at the joint of the cover plate and the sinking box, and sound insulation cotton is fixedly connected to the lower surface of the cover plate. The two sides of the lower surface of the cover plate are fixedly connected with clamping pieces and movably connected with a lifting rod through the clamping pieces, through the arrangement of the lifting rod, a protection piece, a pin body, a reset spring, a sliding block and a limiting block, a worker can more conveniently store and take out a microphone, and therefore the microphone is effectively protected; and dust is prevented from being accumulated on the sponge noise reduction layer of the microphone, so that the sound receiving effect of the microphone is effectively protected, and the problem that the sound receiving effect is influenced by noise generated in subsequent use due to the fact that dust is extremely easy to fall on the sponge noise reduction layer when most of the microphone is placed on a desktop in the use process in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of communication equipment, and in particular to a hidden microphone. Background Art

[0002] A microphone, scientifically known as a microphone, is also called a microphone or micro-phone. It is an energy conversion device that converts sound signals into electrical signals. They are classified into dynamic, condenser, electret, and the more recently emerging silicon micro-microphones. Liquid and laser microphones are also available. Most microphones are electret condenser microphones, which utilize a polymer diaphragm with permanent charge isolation.

[0003] However, the existing technology is mostly placed on a table during use, so the sponge noise reduction layer is very easy to collect dust, which will cause noise during subsequent use and affect the sound reception effect.

[0004] Therefore, a hidden microphone is provided to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to address the problem that the existing technology is mostly placed on a desktop during use, so the sponge noise reduction layer is very easy to accumulate dust, which causes noise during subsequent use and affects the sound reception effect.

[0006] In order to achieve the above-mentioned purpose of the invention, the present invention provides the following technical solutions:

[0007] A hidden microphone includes a sinking box, wherein the top of the inner wall of the sinking box is fixedly connected to a mounting panel, the tops of the two inner walls of the sinking box are movably clamped with a cover plate, a torsion spring is provided at the connection between the cover plate and the sinking box, the lower surface of the cover plate is fixedly connected to sound insulation cotton, both sides of the lower surface of the cover plate are fixedly connected to clamping parts, and are movably connected to a lifting rod through the clamping parts, the bottom end of the lifting rod is movably clamped with a supporting plate, and a protective part is fixedly connected to one side of the upper surface of the sinking box.

[0008] As a preferred technical solution of the present application, a through groove is opened in the middle of one side surface of the protective member, and a pin body is slidably connected to the through groove. A reset spring is fixedly connected to one side of the pin body, and one end of the reset spring is fixedly connected to the protective member.

[0009] As a preferred technical solution of the present application, the return spring is sleeved on the surface of the pin body, one end of the pin body is set as an inclined arc surface, a through hole is opened in the middle of the upper surface of the protective part, and the other end of the pin body is clamped with the through hole.

[0010] As a preferred technical solution of this application, a rotating shaft is fixedly connected to the middle of the upper surface of the supporting plate, and a rotating part is movably connected to it through the rotating shaft. A clamping block is fixedly connected to one side of the rotating part, and an adjusting part is fixedly connected to the other side of the rotating part.

[0011] As a preferred technical solution of the present application, a universal flexible shaft is fixedly mounted on the adjusting member, and a microphone is fixedly connected to the top end of the universal flexible shaft.

[0012] As a preferred technical solution of the present application, sliding grooves are provided on both sides of the two inner side walls of the sinking box, and the sinking box is slidably connected with a slider and a limit block through the sliding grooves. The slider is connected to one side of the bottom end of the lifting rod, and the limit block is connected to one side of the supporting plate.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] In the scheme of this application:

[0015] By providing a lifting rod, protective part, pin body, return spring, slider and limit block, the staff can store and take out the microphone more conveniently, thereby effectively protecting the microphone and preventing dust from accumulating on the microphone sponge noise reduction layer, thereby effectively protecting the microphone's sound reception effect, and solving the problem that the existing technology is mostly placed on the desktop during use, so its sponge noise reduction layer is very easy to accumulate dust, thereby causing noise in subsequent use, and then affecting the sound reception effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the overall structure of the hidden microphone provided in this application;

[0017] Figure 2 This is a schematic diagram of the overall structure of the hidden microphone in use provided by this application;

[0018] Figure 3 This is one of the cross-sectional structural diagrams of the hidden microphone sink box provided in this application;

[0019] Figure 4 This is the second schematic cross-sectional structure diagram of the hidden microphone submerged box provided in this application.

[0020] Indicated in the figure:

[0021] 1. Sinking box; 2. Mounting panel; 3. Cover plate; 4. Sound insulation cotton; 5. Connector; 6. Lifting rod; 7. Carrying plate; 8. Protective part; 9. Through slot; 10. Pin body; 11. Return spring; 12. Through hole; 13. Rotating shaft; 14. Rotating part; 15. Block; 16. Adjusting part; 17. Universal flexible shaft; 18. Slide groove; 19. Slider; 20. Limit block; 21. Microphone. DETAILED DESCRIPTION

[0022] To make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them.

[0023] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the claimed invention, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative effort are within the scope of protection of the present invention.

[0024] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions therein can be combined with each other.

[0025] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings.

[0026] In the description of this utility model, it should be noted that the terms "upper" and "lower" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or the orientations or positional relationships in which the inventive product is typically placed when in use, or the orientations or positional relationships commonly understood by those skilled in the art. Such terms are intended solely to facilitate the description of this utility model and simplify the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" and the like are used solely for distinction and description and should not be construed as indicating or implying relative importance.

[0027] See also Figure 1-Figure 4 The present application provides a hidden microphone, including a sinking box 1, the top of the inner wall of the sinking box 1 is fixedly connected with a mounting panel 2, the tops of the two inner walls of the sinking box 1 are movably clamped with a cover plate 3, a torsion spring is provided at the connection between the cover plate 3 and the sinking box 1, the lower surface of the cover plate 3 is fixedly connected with sound insulation cotton 4, both sides of the lower surface of the cover plate 3 are fixedly connected with a clamping piece 5, and a lifting rod 6 is movably connected through the clamping piece 5, the bottom end of the lifting rod 6 is movably clamped with a carrying plate 7, and a protective piece 8 is fixedly connected to one side of the upper surface of the sinking box 1.

[0028] A through slot 9 is provided in the middle of one side surface of the protective member 8, and a pin body 10 is slidably engaged with the through slot 9. A reset spring 11 is fixedly connected to one side of the pin body 10. One end of the reset spring 11 is fixedly connected to the protective member 8. The reset spring 11 is sleeved on the surface of the pin body 10. One end of the pin body 10 is set as an inclined arc surface. A through hole 12 is provided in the middle of the upper surface of the protective member 8. The other end of the pin body 10 is engaged with the through hole 12. A rotating shaft 13 is fixedly connected to the middle of the upper surface of the carrier plate 7, and is movable through the rotating shaft 13. It is connected to a rotating part 14, one side of the rotating part 14 is fixedly connected to a clamping block 15, the other side of the rotating part 14 is fixedly connected to an adjusting part 16, a universal flexible shaft 17 is fixedly installed on the adjusting part 16, the top of the universal flexible shaft 17 is fixedly connected to a microphone 21, and sliding grooves 18 are provided on both sides of the two inner side walls of the sinking box 1. The sinking box 1 is slidably clamped with a slider 19 and a limit block 20 through the sliding grooves 18. The slider 19 is clamped to one side of the bottom end of the lifting rod 6, and the limit block 20 is clamped to one side of the carrying plate 7.

[0029] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although this specification has described the present invention in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A hidden microphone, comprising a sinking box (1), characterized in that: The top of the inner wall of the sinking box (1) is fixedly connected with a mounting panel (2), the tops of the two inner walls of the sinking box (1) are movably connected with a cover plate (3), a torsion spring is provided at the connection between the cover plate (3) and the sinking box (1), the lower surface of the cover plate (3) is fixedly connected with a sound insulation cotton (4), both sides of the lower surface of the cover plate (3) are fixedly connected with a clamping member (5), and a lifting rod (6) is movably connected through the clamping member (5), the bottom end of the lifting rod (6) is movably connected with a supporting plate (7), and a protective member (8) is fixedly connected to one side of the upper surface of the sinking box (1).

2. A hidden microphone according to claim 1, characterized in that: A through slot (9) is provided in the middle of one side surface of the protective member (8), and a pin body (10) is slidably engaged through the through slot (9). A return spring (11) is fixedly connected to one side of the pin body (10), and one end of the return spring (11) is fixedly connected to the protective member (8).

3. A hidden microphone according to claim 2, characterized in that: The return spring (11) is sleeved on the surface of the pin body (10), one end of the pin body (10) is set as an inclined arc surface, a through hole (12) is opened in the middle of the upper surface of the protective member (8), and the other end of the pin body (10) is engaged with the through hole (12).

4. A hidden microphone according to claim 1, characterized in that: A rotating shaft (13) is fixedly connected to the middle of the upper surface of the carrier plate (7), and a rotating member (14) is movably connected to the rotating shaft (13). A clamping block (15) is fixedly connected to one side of the rotating member (14), and an adjusting member (16) is fixedly connected to the other side of the rotating member (14).

5. A hidden microphone according to claim 4, characterized in that: A universal flexible shaft (17) is fixedly mounted on the adjusting member (16), and a microphone (21) is fixedly connected to the top end of the universal flexible shaft (17).

6. The hidden microphone according to claim 1, characterized in that: Slide grooves (18) are provided on both sides of the inner side walls of the sinking box (1). The sinking box (1) is slidably connected to a slider (19) and a limit block (20) through the slide grooves (18). The slider (19) is connected to one side of the bottom end of the lifting rod (6), and the limit block (20) is connected to one side of the supporting plate (7).

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