CN210274595U

CN210274595U - Power amplifier with insulation structure for LED driving

Info

Publication number: CN210274595U
Application number: CN201921104614.9U
Authority: CN
Inventors: 魏亨儒
Original assignee: Shenzhen Tangcheng Technology Co ltd
Current assignee: Shenzhen Tangcheng Technology Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-04-07
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a power amplifier that is used for LED driven to have insulation system, including the amplifier main part, the upper end surface of amplifier main part is provided with the spread groove, the inside of spread groove is provided with the heating panel, the upper end surface of amplifier main part all is provided with fixed round hole with the upper end surface of heating panel, the inside lower extreme surface of fixed round hole is provided with fixed magnet, the upper end of the fixed magnet of the inside of fixed round hole is provided with the fixed column, the corner of amplifier main part is provided with No. two resilient rubber pads, No. two resilient rubber pad's surface is provided with the loading board No. one, the upper end of loading board is provided with buffer spring, buffer spring's upper end is provided with the loading board No. two. A power amplifier that is used for LED driven to have insulation system, can be convenient for clear up the dust of inside, can improve the protective properties to power amplifier.

Description

Power amplifier with insulation structure for LED driving

Technical Field

The utility model relates to a power amplifier field, in particular to a power amplifier who has insulation system for LED driven.

Background

The power amplifier with the insulation structure for the LED driving converts the power of a power supply into current which changes according to an input signal by utilizing the current control function of a triode or the voltage control function of a field effect transistor, because sound is waves with different amplitudes and different frequencies, namely alternating signal current, the collector current of the triode is β times of the base current forever, β is the alternating current amplification factor of the triode, by applying the point, if a small signal is injected into the base, the current flowing through the collector is equal to β times of the base current, then the signal is isolated by a DC blocking capacitor, a large signal with the current of β times is obtained, the phenomenon is the amplification function of the triode, and power amplification is completed after continuous current amplification.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a power amplifier with an insulation structure for driving LED, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a power amplifier that is used for LED driven to have insulation system, includes the amplifier main part, the upper end surface of amplifier main part is provided with the spread groove, the inside of spread groove is provided with the heating panel, the upper end surface of amplifier main part and the upper end surface of heating panel all are provided with fixed round hole, the inside lower extreme surface of fixed round hole is provided with fixed magnet, the upper end of the fixed magnet of the inside of fixed round hole is provided with the fixed column, the corner of amplifier main part is provided with No. two resilient rubber pads, No. two resilient rubber pad's surface is provided with the loading board No. one, the upper end of a loading board is provided with buffer spring, buffer spring's upper end is provided with the loading board No. two, the upper end surface of No. two.

Preferably, the outer surface of the fixing column is fixedly connected with the inner side outer surface of the fixing round hole through a fixing magnet, an adhesive is arranged between the fixing magnet and the fixing round hole, and the outer surface of the lower end of the fixing magnet is fixedly connected with the outer surface of the inner lower end of the fixing round hole through the adhesive.

Preferably, the outer surface of the lower end of the first elastic rubber pad is fixedly connected with the outer surface of the upper end of the buffer spring through a second bearing plate, a viscose is arranged between the first elastic rubber pad and the second bearing plate, and the outer surface of the lower end of the first elastic rubber pad is fixedly connected with the outer surface of the upper end of the second bearing plate through the viscose.

Preferably, the outer surface of the lower end of the second bearing plate is movably connected with the outer surface of the upper end of the first bearing plate through a buffer spring, a soldering lug is arranged between the second bearing plate and the buffer spring, and the outer surface of the upper end of the buffer spring is fixedly connected with the outer surface of the lower end of the second bearing plate through the soldering lug.

Preferably, the outer surface of the lower end of the heat dissipation plate is fixedly connected with the outer surface of the upper end of the amplifier main body through a fixing column, and the shape and the size of the heat dissipation plate are the same as those of the connecting groove.

Preferably, a screw is arranged between the first bearing plate and the amplifier main body, and the outer surface of the lower end of the first bearing plate is fixedly connected with the outer surface of the upper end of the amplifier main body through the screw.

Compared with the prior art, the utility model discloses following beneficial effect has: because the second bearing plate is arranged, when the power amplifier with the insulating structure for driving the LED falls on the ground carelessly, the amplifier main body is isolated from the ground through the second bearing plate, the amplifier main body is prevented from being directly collided with the ground to be damaged, meanwhile, the impact force generated during collision is counteracted through the buffering performance of the first elastic rubber pad, the second elastic rubber pad and the buffer spring between the second bearing plate and the first bearing plate, the damage of the amplifier main body caused by the transmission of the impact force to the amplifier main body is avoided, and the advantage of improving the protection performance of the amplifier main body is further realized, because the fixing column is arranged, the fixing column can be pulled, the fixing column absorbed in the fixing round hole through the fixing magnet can be taken out, and then the heat dissipation plate is pushed backwards, so that the heat dissipation plate can be separated from the amplifier main body, expose the dust that adsorbs in amplifier main part inside, can clear up the dust that exposes after then, changed and to have passed through many screwed connection between original heating panel and the amplifier main part, cause it to be not convenient for dismantle the heating panel and be not convenient for promptly carry out the phenomenon of clearing up the dust of amplifier main part inside, and then realize that it is convenient for carry out the benefit of clearing up the dust of inside, the effect of using is better for traditional mode.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a power amplifier with an insulating structure for LED driving according to the present invention;

fig. 2 is a cross-sectional view of the connection between the first elastic rubber pad and the second elastic rubber pad of the power amplifier with an insulating structure for LED driving according to the present invention;

fig. 3 is a sectional view of the heat dissipation plate and the amplifier main body of the power amplifier with an insulation structure for LED driving according to the present invention;

fig. 4 is a schematic diagram of a heat dissipation plate of a power amplifier with an insulation structure for LED driving according to the present invention.

In the figure: 1. an amplifier main body; 2. a first elastic rubber pad; 3. a heat dissipation plate; 4. fixing a column; 5. a second elastic rubber pad; 6. a first bearing plate; 7. a buffer spring; 8. a second bearing plate; 9. connecting grooves; 10. fixing the round hole; 11. and fixing the magnet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a power amplifier with an insulation structure for LED driving, includes an amplifier main body 1, an upper end outer surface of the amplifier main body 1 is provided with a connecting groove 9, a heat sink 3 is disposed inside the connecting groove 9, fixing circular holes 10 are disposed on the upper end outer surface of the amplifier main body 1 and the upper end outer surface of the heat sink 3, a fixing magnet 11 is disposed on the inner lower end outer surface of the fixing circular hole 10, a fixing column 4 is disposed on the upper end of the fixing magnet 11 inside the fixing circular hole 10, two elastic rubber pads 5 are disposed at corners of the amplifier main body 1, a first bearing plate 6 is disposed on the outer surface of the two elastic rubber pads 5, a buffer spring 7 is disposed on the upper end of the first bearing plate 6, a second bearing plate 8 is disposed on the upper end of the buffer spring 7, and.

The outer surface of the fixing column 4 is fixedly connected with the inner outer surface of the fixing round hole 10 through the fixing magnet 11, an adhesive is arranged between the fixing magnet 11 and the fixing round hole 10, the outer surface of the lower end of the fixing magnet 11 is fixedly connected with the outer surface of the inner lower end of the fixing round hole 10 through the adhesive, the fixing column 4 and the fixing round hole 10 play a role in connection and fixation, the fixing magnet 11 plays a role in adsorption and fixation, and the adhesive plays a role in fixing the fixing magnet 11 and the fixing round hole 10 together; the outer surface of the lower end of the first elastic rubber pad 2 is fixedly connected with the outer surface of the upper end of the buffer spring 7 through the second bearing plate 8, an adhesive is arranged between the first elastic rubber pad 2 and the second bearing plate 8, the outer surface of the lower end of the first elastic rubber pad 2 is fixedly connected with the outer surface of the upper end of the second bearing plate 8 through the adhesive, the first elastic rubber pad 2 plays a role in buffering, the second bearing plate 8 plays a role in connection and isolation, and the adhesive plays a role in fixing the first elastic rubber pad 2 and the second bearing plate 8 together; the outer surface of the lower end of the second bearing plate 8 is movably connected with the outer surface of the upper end of the first bearing plate 6 through a buffer spring 7, a soldering lug is arranged between the second bearing plate 8 and the buffer spring 7, the outer surface of the upper end of the buffer spring 7 is fixedly connected with the outer surface of the lower end of the second bearing plate 8 through the soldering lug, the buffer spring 7 plays a role in buffering, and the soldering lug plays a role in welding the second bearing plate 8 and the buffer spring 7 together; the outer surface of the lower end of the heat dissipation plate 3 is fixedly connected with the outer surface of the upper end of the amplifier main body 1 through the fixing column 4, the shape and the size of the heat dissipation plate 3 are the same as those of the connecting groove 9, and the heat dissipation plate 3 plays a role in heat dissipation; a screw is arranged between the first bearing plate 6 and the amplifier main body 1, the outer surface of the lower end of the first bearing plate 6 is fixedly connected with the outer surface of the upper end of the amplifier main body 1 through the screw, and the screw plays a role in fixing the first bearing plate 6 and the amplifier main body 1 together.

It should be noted that, when the power amplifier with an insulation structure for LED driving is used, if the power amplifier with an insulation structure for LED driving falls to the ground carelessly, the amplifier main body 1 is isolated from the ground by the second carrier plate 8, so as to avoid the amplifier main body 1 from directly colliding with the ground and being damaged, meanwhile, the impact force generated by the collision is offset by the buffer performance of the first elastic rubber pad 2, the second elastic rubber pad 5 and the buffer spring 7 between the second carrier plate 8 and the first carrier plate 6, so as to avoid the impact force from being transmitted to the amplifier main body 1 to damage the amplifier main body 1, and meanwhile, when the power amplifier with an insulation structure for LED driving is used for a long time, dust enters the inside of the amplifier main body 1 through the heat dissipation plate 3 to affect the operation of the amplifier main body 1, therefore, the user needs to regularly clear up the dust entering the power amplifier with the insulating structure and used for driving the LED, when the dust is cleared up, the user can pull the fixing column 4, the fixing column 4 which is adsorbed in the fixing round hole 10 through the fixing magnet 11 can be taken out, the user pushes the heating panel 3 backwards, the heating panel 3 and the amplifier main body 1 can be separated, the dust adsorbed in the amplifier main body 1 is exposed, and the user can clear up the exposed dust by using a cleaning tool, so that the dust cleaning device is practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A power amplifier with an insulating structure for LED driving, comprising an amplifier body (1), characterized in that: the outer surface of the upper end of the amplifier main body (1) is provided with a connecting groove (9), the inside of the connecting groove (9) is provided with a heat dissipation plate (3), the outer surface of the upper end of the amplifier main body (1) and the outer surface of the upper end of the heat dissipation plate (3) are both provided with a fixing round hole (10), the outer surface of the lower end of the inner part of the fixed round hole (10) is provided with a fixed magnet (11), the upper end of a fixed magnet (11) in the fixed round hole (10) is provided with a fixed column (4), a second elastic rubber pad (5) is arranged at the corner of the amplifier main body (1), a first bearing plate (6) is arranged on the outer surface of the second elastic rubber pad (5), a buffer spring (7) is arranged at the upper end of the first bearing plate (6), a second bearing plate (8) is arranged at the upper end of the buffer spring (7), and a first elastic rubber pad (2) is arranged on the outer surface of the upper end of the second bearing plate (8).

2. The power amplifier with the insulation structure for the LED driving as recited in claim 1, wherein: the outer surface of the fixing column (4) is fixedly connected with the inner side outer surface of the fixing round hole (10) through a fixing magnet (11), an adhesive is arranged between the fixing magnet (11) and the fixing round hole (10), and the outer surface of the lower end of the fixing magnet (11) is fixedly connected with the outer surface of the inner lower end of the fixing round hole (10) through the adhesive.

3. The power amplifier with the insulation structure for the LED driving as recited in claim 1, wherein: the lower extreme surface of a rubber elasticity pad (2) is through No. two loading boards (8) and buffer spring's (7) upper end external fixed surface connection, be provided with the viscose between a rubber elasticity pad (2) and No. two loading boards (8), the lower extreme surface of a rubber elasticity pad (2) is through the upper end external fixed surface connection of viscose and No. two loading boards (8).

4. The power amplifier with the insulation structure for the LED driving as recited in claim 1, wherein: the outer surface of the lower end of the second bearing plate (8) is movably connected with the outer surface of the upper end of the first bearing plate (6) through a buffer spring (7), a soldering lug is arranged between the second bearing plate (8) and the buffer spring (7), and the outer surface of the upper end of the buffer spring (7) is fixedly connected with the outer surface of the lower end of the second bearing plate (8) through the soldering lug.

5. The power amplifier with the insulation structure for the LED driving as recited in claim 1, wherein: the outer surface of the lower end of the heat dissipation plate (3) is fixedly connected with the outer surface of the upper end of the amplifier main body (1) through a fixing column (4), and the shape and the size of the heat dissipation plate (3) are the same as those of the connecting groove (9).

6. The power amplifier with the insulation structure for the LED driving as recited in claim 1, wherein: a screw is arranged between the first bearing plate (6) and the amplifier main body (1), and the outer surface of the lower end of the first bearing plate (6) is fixedly connected with the outer surface of the upper end of the amplifier main body (1) through the screw.