CN216880629U

CN216880629U - Dustproof structure for loudspeaker

Info

Publication number: CN216880629U
Application number: CN202220652253.7U
Authority: CN
Inventors: 朱国平; 孙术安; 牟宗鹏
Original assignee: Hewei Electronics Suzhou Co ltd
Current assignee: Hewei Electronics Suzhou Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-07-05
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a dustproof structure for a horn loudspeaker, which comprises a loudspeaker shell, wherein the outer wall of the loudspeaker shell is fixedly connected with a protective sleeve, the outer wall of the protective sleeve is sleeved with a lantern ring, the position, close to the axis of the protective sleeve, of the lantern ring is fixedly connected with a protective plate, and a playing hole corresponding to the protective plate is formed in the protective sleeve. This a dustproof construction for loudspeaker megaphone, can cup joint the megaphone surface through setting up a protection cover section of thick bamboo, the staff can rotate the lantern ring and then drive the guard plate rotatory, thereby to broadcast the hole surface closure, reach better dustproof effect, the dustproof effect of equipment has been promoted, and the staff can drive the clearance layer through rotatory guard plate and rotate along a protection cover section of thick bamboo surface, and promote the dust on protection cover section of thick bamboo surface, reach the effect of comprehensive clearance, this kind of mode is clean more comprehensive, the work efficiency of device has been promoted.

Description

Dustproof structure for loudspeaker

Technical Field

The utility model relates to the technical field of dustproof structures, in particular to a dustproof structure for a horn loudspeaker.

Background

Loudspeaker megaphone is exactly the equipment that enlarges sound as the name implies, and mainly used reaches the effect that enlarges the sound source among connecting electronic equipment, and the dust cover need be used usually in the use to the megaphone now, cup joints the megaphone, reaches dustproof effect.

But lead to the dust cover to drop easily in the megaphone transportation to reduce the dustproof effect of equipment, influenced the work efficiency of equipment, and reduced the result of use of device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a dustproof structure for a loudspeaker and a loudspeaker, the surface of the loudspeaker can be sleeved by arranging a protective sleeve, a worker can rotate the sleeve ring to drive a protective plate to rotate, so that the surface of a playing hole is closed, a better dustproof effect is achieved, the dustproof effect of equipment is improved, the worker can drive a cleaning layer to rotate along the surface of the protective sleeve by rotating the protective plate, dust on the surface of the protective sleeve is pushed, the effect of comprehensive cleaning is achieved, the mode is clean and comprehensive, the working efficiency of the device is improved, and the problems brought forward by the background technology are solved.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dustproof construction for loudspeaker megaphone, includes the megaphone casing, a megaphone casing outer wall fixedly connected with protection sleeve section of thick bamboo, the lantern ring has been cup jointed to protection sleeve section of thick bamboo outer wall, the lantern ring is close to protection sleeve section of thick bamboo axis department fixedly connected with guard plate, the inside broadcast hole corresponding with the guard plate of seting up of a protection sleeve section of thick bamboo.

Preferably, guard plate outer wall fixedly connected with clearance layer, the clearance layer is laminated with the protective sleeve mutually, and clearance layer material can be for sponge or brush can clear up the dust of playing the downthehole wall and reach the protective effect.

Preferably, lantern ring bottom fixedly connected with arc rack, loudspeaker casing front end outer wall sliding connection has the rack board with arc rack looks meshing, can drive arc rack and guard plate when rack board lateral shifting and take place the rotation to open or closed broadcast hole, this kind of mode can reach dustproof effect, has promoted the result of use of equipment.

Preferably, transversely distributed's sliding tray is seted up to megaphone casing front end outer wall, rack plate is close to megaphone casing a side and is fixed with the sliding block with sliding tray sliding fit.

Preferably, two sets of fixed blocks that loudspeaker casing front end outer wall fixedly connected with symmetry set up, rack plate inside threaded connection has the threaded rod, threaded rod one end is rotated and is connected and run through the right side fixed block in left side fixed block inner wall, the other end, threaded rod right-hand member fixedly connected with handle, thereby rotatory handle can drive the rotatory control rack plate of threaded rod and do horizontal reciprocating motion, realizes dustproof effect.

Preferably, the shape of the protecting sleeve barrel is the same as that of the lantern ring and is cylindrical, and the protecting sleeve barrel and the lantern ring are coaxially distributed, so that the lantern ring cannot be limited when rotating.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. this a dustproof construction for loudspeaker megaphone, through setting up a protective sleeve section of thick bamboo, the lantern ring, the guard plate, play hole and clearance layer, can cup joint the megaphone surface through setting up a protective sleeve section of thick bamboo, the staff can rotate the lantern ring and then drive the guard plate rotatory, thereby it is closed with the broadcast hole surface, reach better dustproof effect, the dustproof effect of equipment has been promoted, and the staff can drive the clearance layer through rotatory guard plate and along protective sleeve section of thick bamboo rotation of surface, and promote the dust on protective sleeve section of thick bamboo surface, reach the effect of comprehensive clearance, the clean more comprehensive of this kind of mode, the work efficiency of device has been promoted.

2. This a dustproof construction for loudspeaker megaphone, through setting up the arc rack, the rack board, the sliding block, the sliding tray, the threaded rod, fixed block and handle, it is rotatory to drive the threaded rod through rotatory handle, can extrude the rack board and do horizontal reciprocating motion under the effect of screw thread, the sliding block can slide in the sliding tray inside this moment, the rack board can drive the arc rack and take place rotatoryly, and then drive the protective sleeve and carry out the automation rotation, realize the effect of clearance or protection megaphone, this kind of mode is more labour saving and time saving, and can make the guard plate correspond the back with the broadcast pore and fix, reach better stability.

Drawings

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

FIG. 2 is a schematic view of the structure of the sliding block and the sliding groove of the present invention;

FIG. 3 is a schematic structural view of the present invention with the seeding holes open;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. a loudspeaker housing; 211. a protective sleeve; 212. a collar; 213. a protection plate; 214. seeding holes; 215. cleaning the layer; 311. an arc-shaped rack; 312. a rack plate; 313. a slider; 314. a sliding groove; 315. a threaded rod; 316. a fixed block; 317. a handle.

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.

Examples

Referring to fig. 1-4, a dustproof structure for a loudspeaker comprises a loudspeaker housing 1, wherein a protective sleeve 211 is fixedly connected to the outer wall of the loudspeaker housing 1, the protective sleeve 211 can sleeve a sound source on the loudspeaker housing 1 to protect the side surface, a lantern ring 212 is sleeved on the outer wall of the protective sleeve 211, the protective sleeve 211 and the lantern ring 212 are in the same cylindrical shape, the protective sleeve 211 and the lantern ring 212 are coaxially distributed, the lantern ring 212 can rotate along the outer wall of the protective sleeve 211 to ensure that the lantern ring 212 is not blocked by limiting during rotation, a protective plate 213 is fixedly connected to the position of the lantern ring 212 close to the axis of the protective sleeve 211, namely the inner wall of the lantern ring 212 is fixed with the protective plate 213, a broadcasting hole 214 corresponding to the protective plate 213 is formed in the protective sleeve 211, and sound of the loudspeaker housing 1 can be conveniently broadcasted by forming the broadcasting hole 214, the shielding plate 213 can be attached to the playing hole 214, when the device is not used, a worker can rotate the shielding plate 213 to enable the collar 212 to slide along the outer wall of the protective sleeve 211 and close the playing hole 214, and meanwhile, when the loudspeaker housing 1 needs to be used, the worker rotates the shielding plate 213 to enable the playing hole 214 to be opened. Guard plate 213 outer wall fixedly connected with clearance layer 215, clearance layer 215 laminates with protective sleeve 211 mutually, can drive clearance layer 215 rotatory when guard plate 213 is rotatory in-process, clearance layer 215 material can be for sponge or brush etc. can stir the inside dust in broadcast hole 214, and clear up the dust on protective sleeve 211 surface, reach the effect of automatically cleaning, loudspeaker housing 1's cleanliness factor has been promoted, ensure that loudspeaker housing 1 can not receive the hindrance in the use.

Lantern ring 212 bottom fixedly connected with arc rack 311, loudspeaker casing 1 front end outer wall sliding connection have with the rack board 312 of arc rack 311 engaged with, the staff can the level stimulate rack board 312 can drive arc rack 311 and lantern ring 212 and do the circumferencial rotation with the protection sleeve 211 axis department to reach the rotatory effect of drive guard plate 213, realize comparatively stable drive effect. Transversely distributed's sliding tray 314 has been seted up to megaphone casing 1 front end outer wall, and rack plate 312 is close to one side of megaphone casing 1 and is fixed with the sliding block 313 with sliding tray 314 sliding fit, sets up sliding block 313 and sliding tray 314 and can ensure the stability that rack plate 312 removed, reaches better support effect. Two sets of fixed blocks 316 that loudspeaker casing 1 front end outer wall fixedly connected with symmetry set up, rack plate 312 internal thread is connected with threaded rod 315, threaded rod 315 one end is rotated and is connected in left side fixed block 316 inner wall, the other end runs through right side fixed block 316, threaded rod 315 right-hand member fixedly connected with handle 317, can drive threaded rod 315 rotatory through rotatory handle 317, and it is horizontal reciprocating motion to drive rack plate 312 under the extrusion of screw thread, thereby the control lantern ring 212, guard plate 213 and arc rack 311 are the circumference rotation, reach better regulation effect, this kind of mode operation is more laborsaving, and can conveniently implement fixedly with guard plate 213's position after the use.

The working principle is as follows: when needing dustproof, the staff can rotate handle 317 and then drive the threaded rod 315 rotatory, can drive rack plate 312 and do lateral shifting under the extrusion of screw this moment, as shown in fig. 1 and fig. 3, rack plate 312 removes and can drive arc rack 311 and lantern ring 212 and do the circular rotation with the protection sleeve 211 axis department, thereby drive guard plate 213 circular rotation, guard plate 213 rotates the back and can be closed with the broadcast hole 214 on the protection sleeve 211, reach better guard effect, the cleanness when having guaranteed megaphone casing 1 and using, and can drive clearance layer 215 and rotate at the rotatory in-process of guard plate 213, clearance layer 215 can be materials such as sponge or brush, can clear up the inside dust in broadcast hole 214, reach better self-cleaning effect, loudspeaker casing 1's result of use has been promoted.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dustproof structure for a horn microphone, comprising a microphone case (1), characterized in that: loudspeaker casing (1) outer wall fixedly connected with lag sleeve (211), lag sleeve (211) outer wall has cup jointed lantern ring (212), lantern ring (212) are close to lag sleeve (211) axis department fixedly connected with guard plate (213), inside the offering of lag sleeve (211) is with the corresponding broadcast hole (214) of guard plate (213).

2. A dustproof structure for a horn microphone according to claim 1, wherein: the outer wall of the protection plate (213) is fixedly connected with a cleaning layer (215), and the cleaning layer (215) is attached to the protection sleeve (211).

3. A dustproof structure for a horn microphone according to claim 2, wherein: the loudspeaker is characterized in that an arc-shaped rack (311) is fixedly connected to the bottom end of the lantern ring (212), and a rack plate (312) meshed with the arc-shaped rack (311) is connected to the outer wall of the front end of the loudspeaker shell (1) in a sliding mode.

4. A dustproof structure for a horn microphone according to claim 3, wherein: the loudspeaker shell (1) is characterized in that the outer wall of the front end of the loudspeaker shell (1) is provided with transversely distributed sliding grooves (314), and a sliding block (313) which is in sliding fit with the sliding grooves (314) is fixed on one side of the rack plate (312) close to the loudspeaker shell (1).

5. The dustproof structure for a horn microphone according to claim 4, wherein: two sets of fixed blocks (316) that loudspeaker casing (1) front end outer wall fixedly connected with symmetry set up, rack plate (312) internal thread is connected with threaded rod (315), threaded rod (315) one end is rotated and is connected and run through right side fixed block (316) in left side fixed block (316) inner wall, the other end, threaded rod (315) right-hand member fixedly connected with handle (317).

6. A dustproof structure for a horn microphone according to claim 1, wherein: the shape of the protective sleeve (211) is the same as that of the lantern ring (212) and the protective sleeve (211) and the lantern ring (212) are coaxially distributed.