CN212138178U

CN212138178U - Cooling device for large power amplifier

Info

Publication number: CN212138178U
Application number: CN202020834038.XU
Authority: CN
Inventors: 朱权
Original assignee: Nanjing Elf Electronic Technology Co ltd
Current assignee: Nanjing Elf Electronic Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-12-11
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a cooling device for large-scale power amplifier relates to cooling device technical field for large-scale power amplifier, dispels the heat through the louvre of avris for solving the cooling device for large-scale power amplifier on the current market, and not only the radiating effect is extremely poor, also gets into the dust easily simultaneously, can't realize the inside dustless problem of large-scale power amplifier. The inside of power amplifier body avris is provided with the louvre, the inside of installation shell is located the both sides fixedly connected with fixed block in exhaust hole, the inside of installation shell is just passing through screw fixedly connected with suction fan to the outside fixed connection in exhaust hole, the inside symmetry of fixed block is provided with two installation cavitys, the inside lower extreme of installation cavity passes through clamping spring interconnect with the lower extreme of clamping bar, the upper end of clamping bar extends to the outside fixedly connected with grip block of connecting hole, the avris of grip block extends to the outside fixedly connected with slipmat of installation shell.

Description

Cooling device for large power amplifier

Technical Field

The utility model relates to a cooling device technical field for large-scale power amplifier specifically is a cooling device for large-scale power amplifier.

Background

A power amplifier, referred to as "power amplifier" for short, refers to an amplifier that can generate maximum power output to drive a load (e.g., a speaker) under a given distortion rate condition, and plays a pivotal role of "organization and coordination" in the whole sound system, which to some extent governs whether the whole system can provide good sound quality output.

At present, the cooling device for the large power amplifier on the market dissipates heat through the heat dissipation holes on the sides, so that the cooling device is extremely poor in heat dissipation effect, dust easily enters the cooling device, and dust cannot be prevented from entering the large power amplifier, and therefore the problem is urgently needed to be solved by the cooling device for the large power amplifier on the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale power amplifier is with cooling device to solve among the above-mentioned background art at present the cooling device for large-scale power amplifier on the market dispels the heat through the louvre of avris, not only the radiating effect is extremely poor, also gets into the dust easily simultaneously, can't realize the inside dustless problem of large-scale power amplifier.

In order to achieve the above object, the utility model provides a following technical scheme: a cooling device for a large power amplifier comprises a power amplifier body, wherein heat dissipation holes are formed in the inner side of the power amplifier body, an installation shell is arranged on the outer side of the heat dissipation holes of the power amplifier body, exhaust holes are formed in the inner side of the installation shell, fixing blocks are fixedly connected to the two sides of the exhaust holes in the inner side of the installation shell, a suction fan is fixedly connected to the outer side of the exhaust holes through screws in the inner side of the installation shell, two installation cavities are symmetrically formed in the inner side of the fixing blocks, connecting holes are formed in the side of the inner side of the fixing blocks, clamping rods are movably installed in the installation cavities, the lower ends of the inner parts of the installation cavities and the lower ends of the clamping rods are connected with each other through clamping springs, and the upper ends of the, the side of the clamping plate extends to the outer side of the mounting shell and is fixedly connected with an anti-slip pad.

Preferably, the radiating holes are symmetrically arranged in two groups about a horizontal central line of the power amplifier body, and the radiating holes in each group are distributed at equal intervals.

Preferably, the exhaust holes are distributed in three at equal intervals, and the dust-proof net is fixedly connected inside the exhaust holes.

Preferably, the number of the suction fans is three, the suction fans are communicated with the exhaust holes, and the suction fans and the fixed blocks are distributed at intervals.

Preferably, the installation cavity is symmetrically provided with two about the horizontal center line of the fixed block, and the space between the side inside the installation cavity and the side at the lower end of the clamping rod and the space between the side of the clamping spring are smaller than 1 mm.

Preferably, the clamping rod is connected with the fixed block in a ring buckling mode and is designed to be T-shaped.

Preferably, the width of the clamping plate is larger than that of the mounting shell, and the anti-skid pad at the extending end of the clamping plate is a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this cooling device for large-scale power amplifier, through the installation shell, the suction fan, the setting of exhaust hole and dust screen, the accessible suction fan directly takes out the inside heat of large-scale power amplifier from the louvre fast, also can prevent that the dust from getting into large-scale power amplifier's inside simultaneously, the quick heat dissipation and the inside dustless of large-scale power amplifier have been realized, the cooling device for large-scale power amplifier on the market at present dispels the heat through the louvre of avris has been solved, not only the radiating effect is extremely poor, also get into the dust easily simultaneously, can't realize the inside dustless problem of large-scale power amplifier.

2. This cooling device for large-scale power amplifier through the setting of fixed block, installation cavity, connecting hole, clamp lever, clamping spring, clamp plate and slipmat, utilizes the elasticity of spring, installs cooling device and large-scale power amplifier through the clamp plate, and the cooling device quick assembly disassembly of being convenient for also can be used to the large-scale power amplifier of different models simultaneously, and the limitation is great.

Drawings

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

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

fig. 3 is a schematic structural diagram of the power amplifier body of the present invention;

FIG. 4 is a schematic view of the distribution structure of the fixing block and the suction fan of the present invention;

fig. 5 is the schematic view of the internal structure of the fixing block of the present invention.

In the figure: 1. a power amplifier body; 2. heat dissipation holes; 3. installing a shell; 4. an exhaust hole; 5. a fixed block; 6. a suction fan; 7. installing a cavity; 8. connecting holes; 9. a clamping lever; 10. a clamping spring; 11. a clamping plate; 12. a non-slip mat; 41. a dust screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-5, the present invention provides an embodiment: a cooling device for a large power amplifier comprises a power amplifier body 1, a heat dissipation hole 2 is arranged inside the side of the power amplifier body 1, an installation shell 3 is arranged outside the heat dissipation hole 2 of the power amplifier body 1, an exhaust hole 4 is arranged inside the side of the installation shell 3, fixing blocks 5 are fixedly connected to the two sides of the exhaust hole 4 inside the installation shell 3, a suction fan 6 is fixedly connected to the outside of the exhaust hole 4 through screws in the installation shell 3, two installation cavities 7 are symmetrically arranged inside the fixing blocks 5, a connecting hole 8 is arranged on the side of the installation cavity 7 inside the fixing block 5, a clamping rod 9 is movably installed inside the installation cavity 7, the lower end inside the installation cavity 7 and the lower end of the clamping rod 9 are connected with each other through a clamping spring 10, and a clamping plate 11 is fixedly connected to the outer side of the clamping rod 9 extending to the connecting hole 8, the side of the clamping plate 11 extends to the outer side of the mounting housing 3 and is fixedly connected with a non-slip mat 12.

Further, the heat dissipation holes 2 are symmetrically arranged in two groups about the horizontal center line of the power amplifier body 1, and each group of heat dissipation holes 2 are distributed at equal intervals, so that the heat inside the power amplifier body 1 can flow out conveniently.

Further, the exhaust holes 4 are distributed three at equal intervals, and the dust-proof net 41 is fixedly connected inside the exhaust holes 4, so that heat can be conveniently discharged, and dust can be prevented from entering the exhaust holes.

Furthermore, the suction fans 6 are distributed at equal intervals, the suction fans 6 are communicated with the exhaust holes 4, the suction fans 6 and the fixing blocks 5 are distributed at intervals, heat can be conveniently and quickly drawn out, and meanwhile the clamping plates 11 can be conveniently fixed.

Further, the two installation cavities 7 are symmetrically arranged about the horizontal center line of the fixing block 5, and the distances between the side inside the installation cavity 7 and the side of the lower end of the clamping rod 9 and between the side inside the installation cavity 7 and the side of the clamping spring 10 are smaller than 1mm, so that the clamping rod 9 and the clamping spring 10 can move in the installation cavity 7.

Further, the clamping rod 9 is connected with the fixing block 5 in a ring buckling mode, the clamping rod 9 is in a T-shaped structural design, and the clamping rod 9 is prevented from being pulled out of the installation cavity 7.

Further, the width of the clamping plate 11 is larger than the width of the mounting housing 3, and the anti-slip pad 12 at the extending end of the clamping plate 11 is a rubber pad, so as to ensure that the cooling device can be stably clamped on the power amplifier body 1.

The working principle is as follows: when the power amplifier is used, the clamping plates 11 at the upper end and the lower end of the mounting shell 3 are pulled towards the upper end and the lower end of the mounting shell 3, the upper end of the clamping rod 9 is buffered to move towards the outer side of the connecting hole 8, the clamping spring 10 extends to align the side of the mounting shell 3 with the side of the power amplifier body 1, the side of the power amplifier body 1 is placed between the clamping plates 11, the clamping plates 11 are loosened, the clamping spring 10 pulls the clamping plates 11 to move towards the power amplifier body 1 through elastic force, the anti-skid pads 12 are tightly attached to the sides of the power amplifier body 1, the cooling device and the power amplifier body 1 are stably installed through the clamping plates 11 and the anti-skid pads 12, according to the steps, the other cooling device is installed at the other side of the power amplifier body 1, the external power supply of the cooling device is switched on, the, the suction fan 6 works, the heat inside the power amplifier body 1 is sucked into the exhaust holes 4 through the heat dissipation holes 2 and is finally exhausted from the exhaust holes 4, the rapid heat dissipation of the power amplifier body 1 is completed, the dust screen 41 in the exhaust holes 4 can effectively prevent dust from entering, and dust-free inside the power amplifier body 1 is achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 cooling device for a large power amplifier comprises a power amplifier body (1), and is characterized in that: the power amplifier is characterized in that the inside of the side of the power amplifier body (1) is provided with a heat dissipation hole (2), the power amplifier body (1) is positioned outside the heat dissipation hole (2) and is provided with an installation shell (3), the inside of the side of the installation shell (3) is provided with an exhaust hole (4), the inside of the installation shell (3) is positioned at two sides of the exhaust hole (4) and is fixedly connected with a fixed block (5), the inside of the installation shell (3) is just fixedly connected with the outside of the exhaust hole (4) through a screw fixedly connected with a suction fan (6), the inside of the fixed block (5) is symmetrically provided with two installation cavities (7), the side of the inside of the fixed block (5) positioned at the installation cavity (7) is provided with a connecting hole (8), the inside movable installation cavity (7) is provided with a clamping rod (9), and the lower end of the inside of the installation cavity (, the upper end of the clamping rod (9) extends to the outer side fixedly connected with clamping plate (11) of the connecting hole (8), and the side of the clamping plate (11) extends to the outer side fixedly connected with anti-slip pad (12) of the mounting shell (3).

2. The cooling device for a large power amplifier according to claim 1, wherein: the radiating holes (2) are symmetrically arranged in two groups about a horizontal central line of the power amplifier body (1), and the radiating holes (2) in each group are distributed at equal intervals.

3. The cooling device for a large power amplifier according to claim 1, wherein: the exhaust holes (4) are distributed in three at equal intervals, and the dust-proof net (41) is fixedly connected inside the exhaust holes (4).

4. The cooling device for a large power amplifier according to claim 1, wherein: the suction fans (6) are distributed in three at equal intervals, the suction fans (6) are communicated with the exhaust holes (4), and the suction fans (6) and the fixed blocks (5) are distributed at intervals.

5. The cooling device for a large power amplifier according to claim 1, wherein: the installation cavity (7) is symmetrically provided with two about the horizontal central line of the fixed block (5), and the space between the inner side of the installation cavity (7) and the side of the lower end of the clamping rod (9) and the side of the clamping spring (10) is smaller than 1 mm.

6. The cooling device for a large power amplifier according to claim 1, wherein: the clamping rod (9) is connected with the fixing block (5) in a ring buckling mode, and the clamping rod (9) is designed to be of a T-shaped structure.

7. The cooling device for a large power amplifier according to claim 1, wherein: the width of the clamping plate (11) is larger than that of the mounting shell (3), and the anti-skid pad (12) at the extending end of the clamping plate (11) is a rubber pad.