CN215773474U

CN215773474U - Sound power amplifier shell

Info

Publication number: CN215773474U
Application number: CN202122236407.2U
Authority: CN
Inventors: 陈英芝
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-08
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a sound power amplifier shell, which relates to the technical field of power amplification and comprises a fixed plate, wherein limiting blocks are fixed at the bottom and the top of the fixed plate, gaps are formed between the limiting blocks and the fixed plate, fixed blocks are fixed at two sides in the fixed plate, a first cavity and a second cavity are formed in the fixed plate through the fixed blocks, side plates are arranged at two ends of the limiting blocks, a plurality of groups of ventilation openings are formed in the side plates, a plurality of groups of radiating fins are fixed at one side of each side plate, and a filter screen is arranged at one side of each side plate. According to the utility model, the notches are formed by the limiting blocks and the fixing plate, the side plates are matched with the notches in shape, the open positions of the first cavity and the second cavity which need to be installed are conveniently sealed, the third threaded hole and the bolt are conveniently used for installation and disassembly, so that the maintenance is convenient, the heat circulation is convenient by using the radiating fins and the ventilation openings on the inner sides of the side plates, and the dust entering is reduced by using the filter screen.

Description

Sound power amplifier shell

Technical Field

The utility model relates to the technical field of power amplifiers, in particular to a shell of a sound power amplifier.

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.

In order to protect the power amplifier, can install the power amplifier inside special shell, current shell adopts the aluminium alloy shell, and uncovered around the shell utilizes the apron to fix alone, but the uncovered of front and back position can conveniently be placed and take out, and inconvenient the carrying on is maintained in inside, and the result of use is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve current shell and adopt the aluminium alloy shell, uncovered around the shell utilizes the apron to fix alone, but the uncovered of position can conveniently be placed and take out around, and inconvenient inside maintenance is carried out, problem that the result of use is not good provides a stereo set power amplifier shell.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a stereo set power amplifier shell, includes the fixed plate, the bottom and the top of fixed plate are all fixed with the stopper, and stopper and fixed plate are formed with the breach, the inside both sides of fixed plate all are fixed with the fixed block, the fixed plate is formed with first cavity and second cavity through the fixed block, the both ends of stopper all are provided with the curb plate, and the inside of curb plate is provided with the multiunit vent, one side of curb plate is fixed with the multiunit fin, one side of curb plate is provided with the filter screen.

Preferably, a plurality of groups of the cooling fins and the ventilation openings are arranged in a staggered mode.

Preferably, the inner side of the fixing block is provided with a first threaded hole.

Preferably, the inboard of fixed block is provided with the second screw hole, and the multiunit the second screw hole is horizontal crisscross setting with multiunit first screw hole.

Preferably, the inner side of the side plate is provided with a third threaded hole.

Preferably, the filter screen and the side plate are both in a U-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the notches are formed by the limiting blocks and the fixing plate, the side plates are matched with the notches in shape, the open positions of the first cavity and the second cavity which need to be installed are conveniently sealed, the third threaded hole and the bolt are conveniently used for installation and disassembly, so that the maintenance is convenient, the heat circulation is convenient by using the radiating fins and the ventilation openings on the inner sides of the side plates, and the dust entering is reduced by using the filter screen.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural view of the side panel of the present invention.

In the figure: 1. a fixing plate; 2. a fixed block; 3. a limiting block; 4. a notch; 5. a first cavity; 6. a second cavity; 7. a side plate; 8. a vent; 9. a heat sink; 10. a filter screen; 11. a first threaded hole; 12. a second threaded hole; 13. and a third threaded hole.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-3, a sound power amplifier housing includes a fixing plate 1, a limiting block 3 is fixed at the bottom and the top of the fixing plate 1, a notch 4 is formed between the limiting block 3 and the fixing plate 1, fixing blocks 2 are fixed at both sides of the inside of the fixing plate 1, a first cavity 5 and a second cavity 6 are formed on the fixing plate 1 through the fixing blocks 2, side plates 7 are arranged at both ends of the limiting block 3, a plurality of ventilation openings 8 are arranged inside the side plates 7, a plurality of cooling fins 9 are fixed at one side of the side plates 7, and a filter screen 10 is arranged at one side of the side plates 7.

In this embodiment, utilize two fixed plates 1 about fixed block 2 will form open space, be convenient for carry out electronic components's installation, utilize curb plate 7 with the closure in first cavity 5 and the 6 spaces of second cavity, be convenient for encapsulate fixedly, simultaneously, be convenient for maintain.

Please refer to fig. 2 and 3, the plurality of sets of heat dissipation fins 9 and the ventilation openings 8 are disposed in a staggered manner to facilitate heat dissipation.

Please refer to fig. 2, the inner side of the fixing block 2 is provided with a first threaded hole 11 for facilitating the mounting and fixing of the electronic component.

Please refer to fig. 1, the inner side of the fixing block 2 is provided with second threaded holes 12, and the plurality of sets of second threaded holes 12 and the plurality of sets of first threaded holes 11 are arranged in a staggered manner in the horizontal and vertical directions, so as to facilitate the fixing of the side plate 7.

Please refer to fig. 2, the inner side of the side plate 7 is provided with a third threaded hole 13 for facilitating the fixing of the filter screen 10.

Please refer to fig. 1 and 2, the filter screen 10 and the side plates 7 are both U-shaped, so that the first cavity 5 and the second cavity 6 are conveniently sealed by two groups of side plates 7, and the package fixation and maintenance are convenient.

The working principle is as follows: utilize first cavity 5 and the second cavity 6 that forms, the stereo set electronic accessories's of can being convenient for installation, utilize the uncovered position of first cavity 5 and second cavity 6, be convenient for maintain, breach 4 through stopper 3 and the formation of fixed plate 1, curb plate 7 is mutually supported with breach 4's shape, be convenient for seal the uncovered position that first cavity 5 and second cavity 6 need be installed, utilize third screw hole 13 and bolt to be convenient for install and dismantle, thereby be convenient for maintain, utilize 7 inboard fin 9 and vent 8 of curb plate, be convenient for carry out thermal circulation, utilize filter screen 10, reduce the entering of dust.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A sound power amplifier shell comprises a fixing plate (1), and is characterized in that: the bottom and the top of fixed plate (1) all are fixed with stopper (3), and stopper (3) are formed with breach (4) with fixed plate (1), fixed plate (1) inside both sides all are fixed with fixed block (2), fixed plate (1) is formed with first cavity (5) and second cavity (6) through fixed block (2), the both ends of stopper (3) all are provided with curb plate (7), and the inside of curb plate (7) is provided with multiunit vent (8), one side of curb plate (7) is fixed with multiunit fin (9), one side of curb plate (7) is provided with filter screen (10).

2. An acoustic power amplifier enclosure as defined in claim 1, wherein: the multiple groups of radiating fins (9) and the ventilation openings (8) are arranged in a staggered mode.

3. An acoustic power amplifier enclosure as defined in claim 1, wherein: the inner side of the fixing block (2) is provided with a first threaded hole (11).

4. An acoustic power amplifier enclosure as defined in claim 1, wherein: the inboard of fixed block (2) is provided with second screw hole (12), and the multiunit second screw hole (12) are violently indulge crisscross the setting with multiunit first screw hole (11).

5. An acoustic power amplifier enclosure as defined in claim 1, wherein: and a third threaded hole (13) is formed in the inner side of the side plate (7).

6. An acoustic power amplifier enclosure as defined in claim 1, wherein: the filter screen (10) and the side plate (7) are both in U-shaped structures.