Power amplifier

Abstract

The utility model discloses a power amplifier which comprises a box body module and an internal electronic module, the internal electronic module is arranged in the box body module, the box body module comprises a top plate, a bottom plate, a front plate, a rear plate, a first side plate and a second side plate, the front plate, the first side plate, the rear plate and the second side plate are connected in sequence, and the top plate is connected with the bottom plate. And the top plate is mounted at the tops of the front plate, the rear plate, the first side plate and the second side plate. According to the power amplifier disclosed by the utility model, linkage is carried out through the box body module and the internal electronic module, efficient side surface heat dissipation is carried out through the first to fourth heat dissipation fans, installation protection is carried out on parts needing to be protected through the internal box body, and independent efficient heat dissipation is carried out through the internal heat dissipation fan; the LED lamp has the advantages of stable structure, high practicability and good heat dissipation effect.

Description

Technical Field

[0001] The utility model belongs to the technical field of power amplification, and in particular relates to a power amplifier. Background Art

[0002] Power amplifier, also known as PA, generally refers to one of the most basic devices in the audio system, commonly known as "amplifier". Its task is to amplify the weak electrical signal from the signal source to drive the speaker to make sound.

[0003] Since the power amplifier generates more heat when working, it needs to be efficiently cooled. Many existing power amplifiers lack effective heat dissipation structure, and many existing power amplifiers have all internal electronic modules directly installed inside the box module, without protection and separate heat dissipation for some electronic components, causing the components to be easily damaged.

[0004] Therefore, further improvements are made to the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a power amplifier, which is linked by a box module and an internal electronic module, performs efficient side heat dissipation through the first to fourth heat dissipation fans, installs and protects components that need protection through the internal box, and performs separate and efficient heat dissipation through the internal heat dissipation fan, and has the advantages of stable structure, high practicality and good heat dissipation effect.

[0006] To achieve the above objectives, the utility model provides a power amplifier, comprising a box module and an internal electronic module, wherein the internal electronic module is built into the box module, wherein:

[0007] The box module includes a top plate, a bottom plate, a front plate, a rear plate, a first side plate and a second side plate, wherein the front plate, the first side plate, the rear plate and the second side plate are connected in sequence, the top plate is mounted on the top of the front plate, the rear plate, the first side plate and the second side plate, and the bottom plate is mounted on the bottom of the front plate, the rear plate, the first side plate and the second side plate, wherein:

[0008] The front panel is provided with a switch button, a first adjusting knob and a second adjusting knob, wherein the first adjusting knob is located between the switch button and the second adjusting knob;

[0009] The rear panel is provided with a power connection terminal, a first electrical interface, a second electrical interface and a third electrical interface, wherein the first electrical interface and the second electrical interface are located between the power connection terminal and the third electrical interface;

[0010] The first side panel is provided with a first cooling fan, a second cooling fan, a first mounting end and a second mounting end, the first mounting end passes through the front panel and is fixedly connected to one end of the first side panel, and the second mounting end passes through the rear panel and is fixedly connected to the other end of the first side panel (the first side panel is efficiently cooled by the first / second cooling fan);

[0011] The second side panel is provided with a third cooling fan, a fourth cooling fan, a third mounting end and a fourth mounting end, the third mounting end passes through the front panel and is fixedly connected to one end of the second side panel, and the fourth mounting end passes through the rear panel and is fixedly connected to the other end of the second side panel (the second side panel is efficiently cooled by the third / fourth cooling fan);

[0012] The internal electronic module includes a first electronic unit and a second electronic unit, the first electronic unit and the second electronic unit are both fixedly installed on the inner side of the base plate, the first electronic unit includes an internal box, internal wiring terminals and an internal cooling fan, the internal wiring terminals are installed on the side ends of the internal box and the internal cooling fan is built into the internal box (the internal box protects important vulnerable components and performs separate and efficient heat dissipation through the internal cooling fan).

[0013] As a further preferred technical solution of the above technical solution, the base plate is provided with a plurality of foot pads.

[0014] As a further preferred technical solution of the above technical solution, the top plate is provided with a plurality of first heat dissipation ridges

[0015] As a further preferred technical solution of the above technical solution, the bottom plate is provided with a plurality of second heat dissipation ridges.

[0016] As a further preferred technical solution of the above technical solution, a heat insulation block is installed on the inner side of the rear plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a power amplifier of the utility model.

[0018] Figure 2 It is a structural schematic diagram of a power amplifier of the utility model.

[0019] Figure 3 It is a structural schematic diagram of a power amplifier of the utility model.

[0020] The reference numerals include: 100, box module; 110, top plate; 120, bottom plate; 121, foot pad; 130, front plate; 131, switch button; 132, first adjustment knob; 133, second adjustment knob; 140, back plate; 141, power connection terminal; 142, first electrical interface; 143, second electrical interface; 144, third electrical interface; 145, insulation block; 150, first side plate; 151, first cooling fan; 152, second cooling fan; 153, first mounting end; 154, second mounting end; 160, second side plate; 161, third cooling fan; 162, fourth cooling fan; 163, third mounting end; 164, fourth mounting end; 200, internal electronic module; 210, first electronic unit; 211, internal box; 212, internal wiring terminal; 213, internal cooling fan; 220, second electronic unit. DETAILED DESCRIPTION

[0021] The following description is used to disclose the utility model so that those skilled in the art can implement the utility model. The preferred embodiments described below are only examples, and those skilled in the art can think of other obvious variations. The basic principles of the utility model defined in the following description can be applied to other embodiments, variations, improvements, equivalents, and other technical solutions that do not deviate from the spirit and scope of the utility model.

[0022] The utility model discloses a power amplifier. The specific embodiments of the utility model are further described below in conjunction with preferred embodiments.

[0023] In the embodiments of the present invention, those skilled in the art note that the power amplifier and the like involved in the present invention may be regarded as prior art.

[0024] Preferred embodiments.

[0025] like Figure 1-3 As shown, the utility model discloses a power amplifier, including a box module 100 and an internal electronic module 200, wherein the internal electronic module 200 is built in the box module 100, wherein:

[0026] The box module 100 includes a top plate 110, a bottom plate 120, a front plate 130, a rear plate 140, a first side plate 150, and a second side plate 160, wherein the front plate 130, the first side plate 150, the rear plate 140, and the second side plate 160 are connected in sequence, the top plate 110 is mounted on the top of the front plate 130, the rear plate 140, the first side plate 150, and the second side plate 160, and the bottom plate 120 is mounted on the bottom of the front plate 130, the rear plate 140, the first side plate 150, and the second side plate 160, wherein:

[0027] The front panel 130 is provided with a switch button 131, a first adjusting knob 132 and a second adjusting knob 133, wherein the first adjusting knob 132 is located between the switch button 131 and the second adjusting knob 133;

[0028] The rear panel 140 is provided with a power connection terminal 141, a first electrical interface 142, a second electrical interface 143 and a third electrical interface 144, wherein the first electrical interface 142 and the second electrical interface 143 are located between the power connection terminal 141 and the third electrical interface 144;

[0029] The first side panel 150 is provided with a first cooling fan 151, a second cooling fan 152, a first mounting end 153 and a second mounting end 154, the first mounting end 153 passes through the front panel 130 and is fixedly connected to one end of the first side panel 150, and the second mounting end 154 passes through the rear panel 140 and is fixedly connected to the other end of the first side panel 150 (the first / second cooling fans are used to efficiently dissipate heat from the first side panel);

[0030] The second side plate 160 is provided with a third cooling fan 161, a fourth cooling fan 162, a third mounting end 163 and a fourth mounting end 164, the third mounting end 163 passes through the front plate 130 and is fixedly connected to one end of the second side plate 160, and the fourth mounting end 164 passes through the rear plate 140 and is fixedly connected to the other end of the second side plate 160 (the third / fourth cooling fans are used to efficiently dissipate heat from the second side plate);

[0031] The internal electronic module 200 includes a first electronic unit 210 and a second electronic unit 220, both of which are fixedly mounted on the inner side of the base plate 120, and the first electronic unit 210 includes an internal box 211, an internal wiring terminal 212 and an internal cooling fan 213, the internal wiring terminal 212 is mounted on the side end of the internal box 211 and the internal cooling fan 213 is built into the internal box 211 (the internal box protects important vulnerable components and performs separate and efficient heat dissipation through the internal cooling fan).

[0032] Specifically, the bottom plate 120 is provided with a plurality of foot pads 121 .

[0033] More specifically, the top plate is provided with a plurality of first heat dissipation ridges (to facilitate heat dissipation).

[0034] Furthermore, the bottom plate is provided with a plurality of second heat dissipation ridges (to facilitate heat dissipation).

[0035] Furthermore, a heat insulation block 145 is installed on the inner side of the rear plate 140 .

[0036] It is worth mentioning that the technical features such as the power amplifier involved in this utility model patent application should be regarded as the prior art. The specific structure, working principle and possible control method and spatial layout method of these technical features can be selected by conventional methods in the field, and should not be regarded as the invention point of this utility model patent. This utility model patent will not be further elaborated.

[0037] For those skilled in the art, it is still possible to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A power amplifier, characterized in that: It includes a box module and an internal electronic module, wherein the internal electronic module is built in the box module, wherein: The box module includes a top plate, a bottom plate, a front plate, a rear plate, a first side plate and a second side plate, wherein the front plate, the first side plate, the rear plate and the second side plate are connected in sequence, the top plate is mounted on the top of the front plate, the rear plate, the first side plate and the second side plate, and the bottom plate is mounted on the bottom of the front plate, the rear plate, the first side plate and the second side plate, wherein: The front panel is provided with a switch button, a first adjusting knob and a second adjusting knob, wherein the first adjusting knob is located between the switch button and the second adjusting knob; The rear panel is provided with a power connection terminal, a first electrical interface, a second electrical interface and a third electrical interface, wherein the first electrical interface and the second electrical interface are located between the power connection terminal and the third electrical interface; The first side panel is provided with a first cooling fan, a second cooling fan, a first mounting end and a second mounting end, the first mounting end passes through the front panel and is fixedly connected to one end of the first side panel, and the second mounting end passes through the rear panel and is fixedly connected to the other end of the first side panel; The second side panel is provided with a third cooling fan, a fourth cooling fan, a third mounting end and a fourth mounting end, the third mounting end passes through the front panel and is fixedly connected to one end of the second side panel, and the fourth mounting end passes through the rear panel and is fixedly connected to the other end of the second side panel; The internal electronic module includes a first electronic unit and a second electronic unit, both of which are fixedly installed on the inner side of the base plate, and the first electronic unit includes an internal box, internal wiring terminals and an internal cooling fan, the internal wiring terminals are installed on the side ends of the internal box and the internal cooling fan is built into the internal box.

2. A power amplifier according to claim 1, characterized in that: The bottom plate is provided with a plurality of foot pads.

3. A power amplifier according to claim 2, characterized in that: The top plate is provided with a plurality of first heat dissipation convex strips.

4. A power amplifier according to claim 3, characterized in that: The bottom plate is provided with a plurality of second heat dissipation convex strips.

5. A power amplifier according to claim 4, characterized in that: A heat insulation block is installed on the inner side of the rear plate.

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