CN217643716U

CN217643716U - Power amplifier display device for marine loudspeaker

Info

Publication number: CN217643716U
Application number: CN202220691101.8U
Authority: CN
Inventors: 黄申杰; 夏骏; 黄燕; 周祎隆; 刘渊; 陈俊杰; 傅晓红; 孙苏悦; 陈涛; 陈建士; 朱伟强
Original assignee: Hangzhou Huayan Digital Electron Co ltd
Current assignee: Hangzhou Huayan Digital Electron Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-10-21
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a power amplifier display device for marine megaphone, the dismouting mechanism of being convenient for includes hollow frame, first sliding plate has been cup jointed in the inner chamber slip of first limiting plate, the second sliding plate has been cup jointed in the inner chamber slip of second limiting plate, the fixed surface of second sliding plate has cup jointed the extrusion force, the first spring of bottom fixedly connected with of second sliding plate, the fastening block has been cup jointed in hollow frame's both sides slip, the fixed surface of shank of bolt has cup jointed arc lagging, the screw thread has cup jointed the screw cap for the end screw thread of shank of bolt, the fixed surface of first sliding plate one end is connected with the second spring, the utility model relates to a megaphone technical field. This a power amplifier display device for marine megaphone solves in the use, and its display screen probably breaks down, makes its phenomenon that can't show, nevertheless because the display screen inlays on the surface of megaphone, relatively takes trouble when leading to the maintenance dismouting, can't realize quick assembly disassembly's problem.

Description

Power amplifier display device for marine loudspeaker

Technical Field

The utility model relates to a public address machine technical field specifically is a power amplifier display device for marine public address machine.

Background

The power amplifier is called power amplifier for short, and is generally referred to as a basic device in a sound system, commonly called loudspeaker, and is used for amplifying weak electric signals from a signal source (from a sound console in a professional sound system) to drive a loudspeaker to make sound. But may also refer to other devices that perform power amplification.

Wherein its surface of marine megaphone is provided with the performance display screen, and in the long-time use again, its display screen probably breaks down, makes its phenomenon that can't show, nevertheless because the display screen is inlayed on the surface at the megaphone, relatively takes trouble when leading to the maintenance dismouting, can't realize quick assembly disassembly's problem.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a power amplifier display device for marine megaphone has solved its surface of marine megaphone and is provided with the performance display screen, in the long-time use again, its display screen probably breaks down, makes its phenomenon that can't show, nevertheless because the display screen is inlayed at the megaphone on the surface, relatively takes trouble when leading to the maintenance dismouting, can't realize quick assembly disassembly's problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a power amplifier display device for marine megaphone, including the megaphone, the surface of megaphone is provided with the dismouting mechanism of being convenient for, the fixed monitor that has cup jointed of inner chamber of the dismouting mechanism of being convenient for.

The dismouting mechanism of being convenient for includes hollow frame, first limiting plate of symmetry fixedly connected with and second limiting plate respectively in hollow frame's the inner chamber, the inner chamber of first limiting plate slides and has cup jointed first sliding plate, the inner chamber of second limiting plate slides and has cup jointed the second sliding plate, the fixed surface cover of second sliding plate has cup jointed the extrusion force, the first spring of bottom fixedly connected with of second sliding plate, the fastening block has been cup jointed in hollow frame's both sides slip, hollow frame's upper surface screw thread has cup jointed the shank of bolt, the fixed surface of shank of bolt has cup jointed the arc lagging, the one end screw thread of shank of bolt has cup jointed the screw cap, the fixed surface of first sliding plate one end is connected with the second spring.

Preferably, the screw cap is fixedly connected to the inner wall of the hollow frame, and the surface of the arc-shaped sheathing plate is in contact with one end of the first sliding plate.

Preferably, one end of each of the first spring and the second spring is fixedly connected to the inner wall of the hollow frame.

Preferably, one ends of the second sliding plate and the first sliding plate are in contact with each other, and one ends of the second sliding plate and the first sliding plate are inclined.

Preferably, the pressing force and the opposite end of the fastening block are both inclined.

Preferably, the hollow frame is fixedly sleeved on the surface of the loudspeaker.

Advantageous effects

The utility model provides a power amplifier display device for marine megaphone. Compared with the prior art, the method has the following beneficial effects:

1. this a power amplifier display device for marine megaphone, when needing to carry out the dismouting to the display device on megaphone surface, at first anticlockwise rotation shank of bolt, make the one end of shank of bolt outwards rotate on the surface of screw thread lid and hollow frame, make the arc lagging leave first sliding plate, make the one end of first sliding plate lose extruded power, drive first sliding plate through the second spring and slide in the inner chamber of first limiting plate, then the second sliding plate also loses extruded power, drive the second sliding plate through first spring and slide in the inner chamber of second limiting plate, make the extrusion force no longer extrude the fastening block, the fastening block just is not fastening to megaphone mounting hole inner wall like this, just can directly take out the display, otherwise, can install it can, connect the in-process, its display screen probably breaks down, make its phenomenon that can't show, nevertheless because the display screen is inlayed on the dismouting surface of megaphone, it is more troublesome when leading to maintaining, can's problem of quick realization.

2. This a power amplifier display device for marine megaphone, through the rotation of shank of bolt screw thread, can change the dynamics that the first sliding plate of arc lagging extrusion can select the power that the fastening block is fit for the fastening according to actual conditions, make installing that the display can be better.

Drawings

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

FIG. 2 is a schematic view of the structure display and the mechanism for easy assembly and disassembly of the present invention;

FIG. 3 is a schematic view of the mechanism of the present invention with a structure convenient for disassembly and assembly;

fig. 4 is the structure of the utility model discloses the local schematic diagram of mechanism of being convenient for to dismantle.

In the figure: 1. a loud speaker; 2. a display; 3. the mechanism is convenient to disassemble and assemble; 31. a hollow frame; 32. a first limit plate; 33. a second limiting plate; 34. a first sliding plate; 35. a second sliding plate; 36. extrusion force; 37. a fastening block; 38. a first spring; 39. a threaded cap; 310. a bolt shank; 311. an arc-shaped sleeve plate; 312. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a power amplifier display device for marine megaphone, including megaphone 1, the surface of megaphone 1 is provided with the dismouting mechanism of being convenient for 3, and the inner chamber of being convenient for dismouting mechanism 3 is fixed to be cup jointed display 2.

Referring to fig. 3-4, the mechanism 3 for facilitating assembly and disassembly includes a hollow frame 31, a first limiting plate 32 and a second limiting plate 33 are respectively and symmetrically and fixedly connected in an inner cavity of the hollow frame 31, a first sliding plate 34 is slidably sleeved in an inner cavity of the first limiting plate 32, a second sliding plate 35 is slidably sleeved in an inner cavity of the second limiting plate 33, a pressing force 36 is fixedly sleeved on a surface of the second sliding plate 35, a first spring 38 is fixedly connected at a bottom of the second sliding plate 35, fastening blocks 37 are slidably sleeved on two sides of the hollow frame 31, a bolt rod 310 is threadedly sleeved on an upper surface of the hollow frame 31, an arc-shaped sleeve plate 311 is fixedly sleeved on a surface of the bolt rod 310, a threaded cover 39 is threadedly sleeved on one end of the bolt rod 310, a second spring 312 is fixedly connected on a surface of one end of the first sliding plate 34, the threaded cover 39 is fixedly connected on an inner wall of the hollow frame 31, a surface of the arc-shaped sleeve plate 311 and one end of the first sliding plate 34 are in contact with each other, one end of the first spring 38 and one end of the second spring 312 are fixedly connected on an inner wall of the hollow frame 31, an end of the second sliding plate 35 and an inclined plate 31 are both in an inclined shape, and an end of the hollow plate 35 and an inclined plate 31 are connected to an inclined plate 31.

When the loudspeaker 1 needs to be assembled and disassembled, the bolt rod 310 is rotated counterclockwise, one end of the bolt rod 310 is rotated outwards on the surfaces of the threaded cover 39 and the hollow frame 31, the arc-shaped sleeve plate 311 is separated from the first sliding plate 34, one end of the first sliding plate 34 loses the extrusion force, the first sliding plate 34 is driven by the second spring 312 to slide in the inner cavity of the first limiting plate 32, then the second sliding plate 35 loses the extrusion force, the second sliding plate 35 is driven by the first spring 38 to slide in the inner cavity of the second limiting plate 33, the extrusion force 36 does not extrude the fastening block 37, and thus the fastening block 37 does not fasten the inner wall of the mounting hole of the loudspeaker 1, so that the display 2 can be directly drawn out, otherwise, the bolt rod 310 is rotated clockwise, the arc-shaped sleeve plate 311 is driven to move inwards, the first sliding plate 34 is extruded, one end of the first sliding plate 34 extrudes the second sliding plate 35, the fastening block 36 on the surface of the fastening block 35 is extruded, the extrusion force of the fastening block 37 is extruded on the inner wall of the fastening hole, the fastening block 37 is pressed, the inner wall of the fastening block 37, and the display 37 can be pressed on the side of the mounting hole, so that the display 2 can be mounted on the side of the hollow frame 37, and the display 1.

In addition, the surface of the loudspeaker 1 is provided with a mounting hole, and the dismounting mechanism 3 is just sleeved in the inner wall of the mounting hole.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the 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 power amplifier display device for marine megaphone, including megaphone (1), its characterized in that: the loudspeaker (1) is characterized in that a mechanism (3) convenient to disassemble and assemble is arranged on the surface of the loudspeaker, and a display (2) is fixedly sleeved in an inner cavity of the mechanism (3) convenient to disassemble and assemble;

mechanism (3) are convenient for dismouting includes hollow frame (31), the first limiting plate of symmetry fixedly connected with (32) and second limiting plate (33) respectively in the inner chamber of hollow frame (31), the inner chamber of first limiting plate (32) slides and has cup jointed first sliding plate (34), the inner chamber of second limiting plate (33) slides and has cup jointed second sliding plate (35), the fixed surface of second sliding plate (35) has cup jointed extrusion force (36), the bottom fixedly connected with first spring (38) of second sliding plate (35), the both sides of hollow frame (31) slide and have cup jointed fastening block (37), the upper surface screw thread of hollow frame (31) has cup jointed shank of bolt (310), the fixed surface of shank of bolt (310) has cup jointed arc lagging (311), the one end screw thread of bolt shank (310) has cup jointed screw lid (39), the fixed surface of first sliding plate (34) one end is connected with second spring (312).

2. The power amplifier display device for the marine loud-speaker according to claim 1, wherein: the threaded cover (39) is fixedly connected to the inner wall of the hollow frame (31), and the surface of the arc-shaped sleeve plate (311) is in contact with one end of the first sliding plate (34).

3. The power amplifier display device for the marine speaker according to claim 1, wherein: one ends of the first spring (38) and the second spring (312) are fixedly connected to the inner wall of the hollow frame (31).

4. The power amplifier display device for the marine loud-speaker according to claim 1, wherein: one ends of the second sliding plate (35) and the first sliding plate (34) are contacted with each other, and one ends of the second sliding plate (35) and the first sliding plate (34) are inclined.

5. The power amplifier display device for the marine loud-speaker according to claim 1, wherein: the opposite ends of the pressing force (36) and the fastening block (37) are inclined.

6. The power amplifier display device for the marine loud-speaker according to claim 1, wherein: the hollow frame (31) is fixedly sleeved on the surface of the loudspeaker (1).