CN110996233A

CN110996233A - Waterproof dustproof loudspeaker

Info

Publication number: CN110996233A
Application number: CN201911336077.5A
Authority: CN
Inventors: 莫长城
Original assignee: Jiangsu Jiji Locomotive Technology Co ltd
Current assignee: Jiangsu Jiji Locomotive Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-04-10

Abstract

The invention discloses a waterproof and dustproof horn, which comprises a cylindrical shell, wherein a horn is arranged in the shell, and a horn mouth is positioned at an opening at the upper end of the shell; the opening of the shell is fixedly connected with a fixed ring, the lower side of the fixed ring is rotatably connected with a turntable, the upper side of the fixed ring is rotatably connected with a plurality of opening and closing pieces, and the opening and closing pieces and the fixed ring are coaxially connected with the turntable; the outer end of each opening and closing sheet is rotatably connected with an arc-shaped connecting rod, the connecting rod is rotatably connected with a turntable, and the outer side of the turntable is provided with a handle; the inner sides of the opening and closing sheets are arc-shaped, and the whole body is circular after all the opening and closing sheets are closed and completely covers the horn mouth. The invention has a certain waterproof and dustproof function when not in use, and is very convenient to use.

Description

Waterproof dustproof loudspeaker

Technical Field

The invention relates to the technical field of loudspeakers, in particular to a waterproof and dustproof loudspeaker.

Background

Most of the existing loudspeakers are exposed outside, and dust and water easily enter the loudspeakers during use, so that the tone quality of the loudspeakers is poor. If the utility model is not used for a long time, the utility model can be stained with dust and is not easy to clean. Therefore, a speaker with certain waterproof and dustproof functions is urgently needed.

Disclosure of Invention

The invention aims to provide a waterproof and dustproof loudspeaker aiming at the defects in the prior art, which has a certain waterproof and dustproof function and is very convenient to use.

In order to achieve the purpose, the invention provides the following technical scheme:

a waterproof and dustproof horn comprises a cylindrical shell, wherein a horn is arranged in the shell, and a horn opening is positioned at an opening at the upper end of the shell; the opening of the shell is fixedly connected with a fixing ring, the lower side of the fixing ring is rotatably connected with a turntable, the upper side of the fixing ring is rotatably connected with a plurality of opening and closing pieces, and the opening and closing pieces and the fixing ring are coaxially connected with the turntable; the outer end of each opening and closing sheet is rotatably connected with an arc-shaped connecting rod, the connecting rod is rotatably connected with a turntable, and a handle is arranged on the outer side of the turntable; the inner sides of the opening and closing sheets are arc-shaped, and the whole body is circular after all the opening and closing sheets are closed and completely covers the horn mouth.

Preferably, the number of the opening and closing pieces is five, each opening and closing piece comprises a first sleeve and a second sleeve, a first arc-shaped edge protruding outwards is connected between the first sleeve and the second sleeve, a second arc-shaped edge protruding outwards is arranged on one side, away from the first arc-shaped edge, of the first sleeve, a third arc-shaped edge protruding inwards is arranged between the second arc-shaped edge and the second sleeve, and the second arc-shaped edge of each opening and closing piece is matched with the third arc-shaped edge of the adjacent opening and closing piece.

Preferably, the first sleeve is rotatably connected with one end of the connecting rod, and the second sleeve is rotatably connected with the fixing ring.

Preferably, the shell top is equipped with a recess, the inner wall of recess is equipped with the internal thread, gu fixed ring's outer wall is equipped with the external screw thread, gu fixed ring is connected with the cooperation of shell through internal thread and external screw thread.

Preferably, a mounting seat is arranged in the shell, and the bottom of the horn is placed in the mounting seat.

Preferably, an on-off key for controlling the loudspeaker to work is arranged on one side of the shell and penetrates through the shell through a wire to be electrically connected with the loudspeaker.

Preferably, be equipped with the latch fitting on the piece that opens and shuts, the latch fitting includes card post, third sleeve pipe, colludes with third bushing connection, the card post sets up in the upside of one of them piece that opens and shuts, third sleeve pipe swing joint is adjacent and is located the anticlockwise piece that opens and shuts with the card post, be equipped with on the card post and hold colluding male bayonet socket just, after all open and shut pieces are closed, and the tip of colluding inserts the bayonet socket, all open and shut pieces are located and hold the downside of colluding.

Preferably, be equipped with the latch fitting on the piece that opens and shuts, the latch fitting is including setting up in the fixture block of every piece inboard upper end that opens and shuts to and a cake, be equipped with the draw-in groove the same with fixture block quantity on the cake, after all pieces that open and shut are closed, the fixture block can insert among the draw-in groove, and all pieces that open and shut are located the cake below.

Compared with the prior art, the invention has the beneficial effects that:

when the waterproof loudspeaker is not used, the loudspeaker is positioned in the shell, and the opening and closing sheet is closed, so that the dustproof and waterproof effects can be achieved. When the horn mouth opener is used, the handle is only required to be rotated, the handle drives the rotating disc to rotate, the rotating disc drives the opening and closing sheet to rotate clockwise along the joint of the opening and closing sheet and the fixing ring through the connecting rod, the opening and closing sheet is separated until the opening and closing sheet is completely opened, and the horn mouth is exposed so as to be used.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the opening and closing sheet of FIG. 1;

FIG. 3 is a cross-sectional view of the present invention with the tear tabs and connecting rods removed;

FIG. 4 is a schematic structural view of the opening/closing sheet of the present invention;

FIG. 5 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 6 is a schematic view of the opening tab of FIG. 6 according to the present invention;

FIG. 7 is a schematic structural diagram according to a second embodiment of the present invention;

FIG. 8 is a schematic view of the opening/closing tab of FIG. 7;

FIG. 9 is a schematic view showing the structure of a cake according to the second embodiment;

in the figure, 1-shell, 101-groove, 102-mounting seat, 2-horn, 3-fixed ring, 4-rotary disc, 5-opening and closing sheet, 501-first sleeve, 502-second sleeve, 503-first arc edge, 504-second arc edge, 505-third arc edge, 6-connecting rod, 7-handle, 8-on-off key, 9-locking piece I, 901-clamping column, 902-third sleeve, 903-hook, 904-bayonet, 10-locking piece II, 1001-clamping block, 1002-round cake and 1003-clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a waterproof and dustproof speaker includes a cylindrical housing 1, a speaker 2 is disposed in the housing 1, and a speaker opening is located at an opening at an upper end of the housing 1; a fixed ring 3 is fixedly connected at the opening of the shell 1, a rotary disc 4 is rotatably connected at the lower side of the fixed ring 3, a plurality of opening and closing pieces 5 are rotatably connected at the upper side of the fixed ring 3, and the opening and closing pieces 5 and the fixed ring 3 are coaxially connected with the rotary disc 4; the outer end of each opening-closing sheet 5 is rotatably connected with an arc-shaped connecting rod 6, the connecting rods 6 are rotatably connected with the rotary table 4, and the outer side of the rotary table 4 is provided with a handle 7.

Specifically, shell 1 top is equipped with a recess 101, and the inner wall of recess 101 is equipped with the internal thread, and the outer wall of solid fixed ring 3 is equipped with the external screw thread, and solid fixed ring 3 is connected through the cooperation of internal thread with the external screw thread with shell 1, removable solid fixed ring 3, can roll off solid fixed ring 3 simultaneously to take out loudspeaker 2. Be equipped with mount pad 102 in the shell 1, the bottom of loudspeaker 2 is placed in mount pad 102 to fixed loudspeaker 2 prevents that it from rocking in shell 1. The on-off key 8 of the work of control loudspeaker 2 is equipped with to 1 one side of shell, and on-off key 8 passes shell 1 and loudspeaker 2 electric connection through the wire, through the steerable loudspeaker 2 work of on-off key 8.

Referring to fig. 4, the number of the opening and closing sheets 5 is five, each opening and closing sheet 5 includes a first sleeve 501 and a second sleeve 502, a first arc-shaped edge 503 protruding outward is connected between the first sleeve 501 and the second sleeve 502, a second arc-shaped edge 504 protruding outward is arranged on one side of the first sleeve 501 away from the first arc-shaped edge 503, a third arc-shaped edge 505 recessed inward is arranged between the second arc-shaped edge 504 and the second sleeve 502, and the second arc-shaped edge 504 of each opening and closing sheet 5 is matched with the third arc-shaped edge 505 of the adjacent opening and closing sheet; the first sleeve 501 is rotatably connected to one end of the link 6, and the second sleeve 502 is rotatably connected to the fixed ring 3. When all the opening and closing sheets 5 are closed, the whole body is circular and completely covers the bell mouth.

Example one

Referring to fig. 5-6, a first locking element 9 is disposed on the opening and closing sheet 5, the first locking element 9 includes a clamping column 901, a third sleeve 902, and a hook 903 connected to the third sleeve 902, the clamping column 901 is disposed on an upper side of one of the opening and closing sheets 5, the third sleeve 902 is movably connected to the opening and closing sheet 5 adjacent to the clamping column 901 and located in a counterclockwise direction, a bayonet 904 capable of just receiving the hook 903 is disposed on the clamping column 901, and after all the opening and closing sheets 5 are closed and an end of the hook 903 is inserted into the bayonet 904, all the opening and closing sheets 5 are located on a lower side of the hook 903 to fix the opening and closing sheet 5 and prevent the opening and closing sheet 5 from being opened.

Example two

Referring to fig. 7-8, the opening and closing plate 5 is provided with a second locking element 10, the second locking element 10 includes a locking block 1001 disposed at the inner upper end of each opening and closing plate 5 and a circular cake 1002, the circular cake 1002 is provided with locking slots 1003 the same as the number of the locking blocks 1001, when all the opening and closing plates 5 are closed, the locking blocks 1001 can be inserted into the locking slots 1003, and all the opening and closing plates 5 are located below the circular cake 1002, so as to fix the opening and closing plates 5 and prevent the opening and closing plates 5 from being opened.

The working principle of the invention is as follows:

when the horn mouth opening and closing device is used, the handle 7 is only required to be rotated, the handle 7 drives the rotating disc 4 to rotate, the rotating disc 4 drives the opening and closing sheet 5 to rotate clockwise along the connecting part of the opening and closing sheet 5 and the fixing ring 3 through the connecting rod 6, the opening and closing sheet 5 is separated until the opening and closing sheet 5 is completely opened, and the horn mouth is exposed; the horn is then activated for use by the on/off switch 8. When not using, only need reverse rotation handle 7, drive through connecting rod 6 and open and shut 5 closures, seal loudspeaker 2 in shell 1, then fixed with closed piece 5 that opens and shuts through the latch fitting, prevent that it from opening because of the mistake touches, can play dustproof and waterproof's effect.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A waterproof and dustproof horn is characterized by comprising a cylindrical shell, wherein a horn is arranged in the shell, and a horn opening is positioned at an opening at the upper end of the shell; the opening of the shell is fixedly connected with a fixing ring, the lower side of the fixing ring is rotatably connected with a turntable, the upper side of the fixing ring is rotatably connected with a plurality of opening and closing pieces, and the opening and closing pieces and the fixing ring are coaxially connected with the turntable; the outer end of each opening and closing sheet is rotatably connected with an arc-shaped connecting rod, the connecting rod is rotatably connected with a turntable, and a handle is arranged on the outer side of the turntable; the inner sides of the opening and closing sheets are arc-shaped, and the whole body is circular after all the opening and closing sheets are closed and completely covers the horn mouth.

2. The waterproof and dustproof horn of claim 1, wherein the number of the opening and closing pieces is five, each opening and closing piece comprises a first sleeve and a second sleeve, a first arc-shaped edge protruding outwards is connected between the first sleeve and the second sleeve, a second arc-shaped edge protruding outwards is arranged on one side, away from the first arc-shaped edge, of the first sleeve, a third arc-shaped edge protruding inwards is arranged between the second arc-shaped edge and the second sleeve, and the second arc-shaped edge of each opening and closing piece is matched with the third arc-shaped edge of the adjacent opening and closing piece.

3. The waterproof and dustproof horn of claim 2, wherein the first sleeve is rotatably connected to one end of the connecting rod, and the second sleeve is rotatably connected to the fixing ring.

4. The waterproof and dustproof horn of claim 1, wherein a groove is formed at the top of the housing, an inner thread is formed on the inner wall of the groove, an outer thread is formed on the outer wall of the fixing ring, and the fixing ring is connected with the housing through the matching of the inner thread and the outer thread.

5. The waterproof and dustproof horn of claim 1, wherein a mounting seat is provided in the housing, and the bottom of the horn is placed in the mounting seat.

6. The waterproof and dustproof loudspeaker of claim 1, wherein an on-off key for controlling the loudspeaker to operate is arranged on one side of the housing, and the on-off key penetrates through the housing through a wire to be electrically connected with the loudspeaker.

7. The waterproof and dustproof loudspeaker of claim 1, wherein the opening and closing pieces are provided with locking pieces, each locking piece comprises a clamping column, a third sleeve and a hook connected with the third sleeve, the clamping column is arranged on the upper side of one opening and closing piece, the third sleeve is movably connected to the opening and closing piece adjacent to the clamping column and located in the anticlockwise direction, the clamping column is provided with a bayonet which can just accommodate the hook to be inserted, and after all the opening and closing pieces are closed and the end portions of the hooks are inserted into the bayonet, all the opening and closing pieces are located on the lower side of the hook.

8. The waterproof and dustproof horn of claim 1, wherein the opening and closing pieces are provided with locking pieces, the locking pieces comprise clamping blocks arranged at the upper end of the inner side of each opening and closing piece, and a round cake, the round cake is provided with clamping grooves with the same number as the clamping blocks, when all the opening and closing pieces are closed, the clamping blocks can be inserted into the clamping grooves, and all the opening and closing pieces are positioned below the round cake.