CN215871767U

CN215871767U - Dustproof and waterproof easily installs miaow head

Info

Publication number: CN215871767U
Application number: CN202122294501.3U
Authority: CN
Inventors: 池余梽; 谭志斌; 黄伟亮
Original assignee: Shenzhen Qixuan Electronic Technology Co ltd
Current assignee: Shenzhen Qixuan Electronic Technology Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-02-18
Anticipated expiration: 2031-09-22

Abstract

The utility model provides a dustproof and waterproof microphone which is novel in structural design and easy to install; including the column casing, it has waterproof dustproof filter screen to bond on the bottom outer wall of column casing, and the inside of column casing is pegged graft and is had the miaow head body, and the axle center department of miaow head body top outer wall has seted up the internal thread hole, and the inside threaded connection in internal thread hole has the external screw thread post, and the welding has the top cap on the top outer wall of external screw thread post, and the welding has the T type ring on the lateral wall of top cap, and the outside of T type ring has cup jointed sealed the pad, and the axle center department of top cap top outer wall has seted up interior four corners and has changeed the hole. When the microphone body is inserted into the column casing, the limiting block is inserted into the limiting groove, at the moment, the positioning plate is abutted against the top of the limiting block under the action of the limiting plate and the scroll spring, the limiting block can be positioned well, the stability of the microphone body in the column casing is further improved, and the dustproof and waterproof effect of the microphone body is greatly improved by the waterproof and dustproof filter screen.

Description

Dustproof and waterproof easily installs miaow head

Technical Field

The utility model particularly relates to the technical field of microphone, in particular to a dustproof and waterproof microphone easy to install.

Background

The microphone is an energy conversion device for converting a sound signal into an electric signal, and is a device opposite to the loudspeaker. The microphone may be structurally classified into a gate spot welding type, a gate crimping type, a polar ring connection type, and the like.

Among the prior art, the waterproof dustproof effect of miaow head is relatively poor, and it is comparatively inconvenient that the installation is dismantled during the daily overhaul maintenance, and the stability of installation back miaow head is relatively poor leads to the miaow head to appear damaging very easily. Therefore, a dustproof and waterproof microphone easy to mount is needed to solve the above problems.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, adapt to the practical requirements and provide the dustproof and waterproof microphone with novel structural design and easy installation.

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

the design one kind is dustproof and waterproof easily installs miaow head, including the column casing, it has waterproof dustproof filter screen to bond on the bottom outer wall of column casing, and pegs graft in the inside of column casing has the miaow head body, the internal thread hole has been seted up in axle center department of miaow head body top outer wall, and the inside threaded connection in internal thread hole has the external screw thread post, the welding has the top cap on the top outer wall of external screw thread post, and the welding has T type ring on the lateral wall of top cap, sealed the pad has been cup jointed to the outside of T type ring, and the axle center department of top cap top outer wall has seted up interior four corners and has changeed the hole.

The top outer wall of the column casing is provided with a ring groove, and the sealing gasket is matched with the inside of the ring groove.

The limiting grooves which are distributed in an annular structure at equal intervals are formed in the inner wall of the bottom of the annular groove, and the limiting blocks which are distributed in an annular structure at equal intervals are welded on the outer side wall of the microphone body.

The limiting block is inserted in the limiting groove and is of a trapezoidal strip structure.

The top of the inner wall on one side of the limiting groove is provided with a rectangular groove, the positioning plate is inserted into the rectangular groove, the limiting plate is welded on the outer wall on one side of the positioning plate, which is located in the rectangular groove, and the bottom of the positioning plate is attached to the outer wall of the top end of the limiting block.

The outer wall of one side of the limiting plate, which is far away from the positioning plate, is welded with a volute spring, and the positioning plate is connected inside the rectangular groove in a sliding mode under the action of the limiting plate and the volute spring.

The utility model has the beneficial effects that:

(1) through the column casing that sets up, the miaow head body is pegged graft in the inside of column casing, makes the miaow head body can obtain better guard action and easily installs, and waterproof dustproof filter screen is very big simultaneously has promoted the dustproof and waterproof effect of miaow head body, and is rational in infrastructure, and convenient operation is fit for promoting.

(2) Through the sealed pad that sets up, sealed pad cup joints in the outside of T type ring, and sealed pad laminating is in the inside of annular when miaow head body is pegged graft in the inside of column casing, has further promoted the waterproof performance of miaow head body in the column casing.

(3) Through the locating plate that sets up, when the miaow head body is pegged graft in the inside of column casing, the stopper is pegged graft in the inside of spacing groove, and at this moment, the locating plate supports under the effect of limiting plate and volute spring and holds at the top of stopper, can play fine location to the stopper, and then has promoted the stability of miaow head body when the column casing is inside, novel structure, reasonable in design, the practicality is strong.

Drawings

FIG. 1 is a schematic perspective view of the present design;

FIG. 2 is a schematic diagram of the explosive structure in the present design;

FIG. 3 is a partial schematic of the present design;

fig. 4 is a schematic structural diagram of the positioning plate in the present design.

In the figure: 1 column casing, 2 waterproof dustproof filter screens, 3 top caps, 4 interior four corners commentaries on classics holes, 5 sealed pad, 6 annular, 7 spacing grooves, 8 miaow head bodies, 9 spacing blocks, 10T type ring, 11 internal thread holes, 12 external screw thread posts, 13 rectangular channel, 14 locating plates, 15 limiting plates, 16 vortex springs.

Detailed Description

The utility model is further illustrated with reference to the following figures and examples:

the utility model provides a dustproof and waterproof easily installs miaow head, refer to fig. 1 to 4, including column casing 1, it has waterproof dustproof filter screen 2 to bond on the bottom outer wall of column casing 1, and the inside grafting of column casing 1 has miaow head body 8, internal thread hole 11 has been seted up to the axle center department of miaow head body 8 top outer wall, and the inside threaded connection of internal thread hole 11 has external screw thread post 12, the welding has top cap 3 on the top outer wall of external screw thread post 12, and the welding has T type ring 10 on the lateral wall of top cap 3, sealed pad 5 has been cup jointed to the outside of T type ring 10, and the axle center department of top cap 3 top outer wall has seted up interior four corners and has changeed hole 4, miaow head body 8 is pegged graft in the inside of column casing 1, make miaow head body 8 can obtain the easy installation of better guard action, waterproof dustproof and waterproof filter screen 2 is very big has promoted miaow head body 8's dustproof and waterproof effect simultaneously.

Further, seted up annular 6 on the top outer wall of column casing 1 in this design, and sealed 5 agrees with in the inside of annular 6 of filling up, sealed 5 cup joints in the outside of T type ring 10 of filling up, and sealed 5 laminating of filling up when miaow head body 8 is pegged graft in the inside of column casing 1 has further promoted interior miaow head body 8's of column casing 1 waterproof performance in annular 6.

Furthermore, in the design, the inner wall of the bottom of the annular groove 6 is provided with limiting grooves 7 distributed in an annular structure at equal intervals, and the outer side wall of the microphone body 8 is welded with limiting blocks 9 distributed in an annular structure at equal intervals.

Further, stopper 9 pegs graft in the inside of spacing groove 7 in this design, and stopper 9 is trapezoidal strip structure, and trapezoidal strip stopper 9 is convenient for agree with the inside of spacing groove 7 more.

Further, rectangular channel 13 has been seted up at the top of spacing groove 7 one side inner wall in this design, and the inside grafting of rectangular channel 13 has locating plate 14, and locating plate 14 has welded limiting plate 15 on being located one side outer wall of rectangular channel 13, and the bottom of locating plate 14 is laminated with the top outer wall of stopper 9 mutually.

Further, the welding has volute spring 16 on the limiting plate 15 keeps away from one side outer wall of locating plate 14 in this design, and locating plate 14 sliding connection is in the inside of rectangular channel 13 under limiting plate 15 and volute spring 16's effect, and locating plate 14 supports under limiting plate 15 and volute spring 16's effect and holds at the top of stopper 9, can play fine location to stopper 9, and then has promoted the stability of miaow head body 8 when the column casing 1 is inside.

In summary, the working principle of the utility model is as follows: when this dustproof and waterproof easily installs miaow head use, miaow head body 8 is pegged graft when the inside of column casing 1, stopper 9 is pegged graft in the inside of spacing groove 7, at this moment, locating plate 14 supports under limiting plate 15 and vortex spring 16's effect and holds at stopper 9's top, can play fine location to stopper 9, and then promoted the stability of miaow head body 8 when column casing 1 is inside, sealed 5 laminating of filling up when miaow head body 8 is pegged graft in column casing 1's inside at annular 6, the waterproof performance of miaow head body 8 in column casing 1 has been promoted, waterproof dustproof filter screen 2 has further promoted the dustproof and waterproof effect of miaow head body 8.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims

1. The utility model provides a dustproof and waterproof easily installs miaow head, includes column casing (1), its characterized in that, it has waterproof dustproof filter screen (2) to bond on the bottom outer wall of column casing (1), and the inside of column casing (1) is pegged graft and is had miaow head body (8), internal thread hole (11) have been seted up in the axle center department of miaow head body (8) top outer wall, and the internal thread in internal thread hole (11) is connected with external screw thread post (12), the welding has top cap (3) on the top outer wall of external screw thread post (12), and the welding has T type ring (10) on the lateral wall of top cap (3), sealed pad (5) have been cup jointed to the outside of T type ring (10), and the axle center department of top cap (3) top outer wall has seted up interior four corners and has changeed hole (4).

2. The dustproof and waterproof microphone easy to mount as claimed in claim 1, wherein: an annular groove (6) is formed in the outer wall of the top of the column casing (1), and the sealing gasket (5) is matched with the inside of the annular groove (6).

3. The dustproof and waterproof microphone easy to mount as claimed in claim 2, wherein: the microphone is characterized in that limiting grooves (7) distributed in an annular structure at equal intervals are formed in the inner wall of the bottom of the annular groove (6), and limiting blocks (9) distributed in an annular structure at equal intervals are welded on the outer side wall of the microphone body (8).

4. The dustproof and waterproof microphone easy to mount as claimed in claim 3, wherein: the limiting block (9) is inserted in the limiting groove (7), and the limiting block (9) is of a trapezoidal strip structure.

5. The dustproof and waterproof microphone easy to mount as claimed in claim 3, wherein: rectangular channel (13) have been seted up at the top of spacing groove (7) one side inner wall, and the inside grafting of rectangular channel (13) has locating plate (14), the welding has limiting plate (15) on the one side outer wall that locating plate (14) are located rectangular channel (13), and the bottom of locating plate (14) and the laminating of the top outer wall of stopper (9) mutually.

6. The dustproof and waterproof microphone easy to mount as claimed in claim 5, wherein: the outer wall of one side, away from the positioning plate (14), of the limiting plate (15) is welded with a volute spring (16), and the positioning plate (14) is in sliding connection with the inside of the rectangular groove (13) under the action of the limiting plate (15) and the volute spring (16).