CN212875751U

CN212875751U - Automobile power amplifier capable of rapidly radiating radio frequency

Info

Publication number: CN212875751U
Application number: CN202022077977.7U
Authority: CN
Inventors: 李敏
Original assignee: Dongguan Tianyi Electronics Co ltd
Current assignee: Dongguan Tianyi Electronics Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-04-02
Anticipated expiration: 2030-09-21

Abstract

The utility model provides a car power amplifier of quick heat dissipation radio frequency, including the heat dissipation case, the ventilation pipe, the aluminium alloy radiator, radiator fan, a fixed base, damping spring and bottom plate, heat dissipation case left end face upside is provided with the ventilation pipe, heat dissipation incasement portion right side is provided with the aluminium alloy radiator, aluminium alloy radiator right side is provided with radiator fan, heat dissipation case downside is provided with the bottom plate, the fixing base is installed to the bottom plate up end, the inside damping spring that is provided with of fixing base, current power amplifier has only adopted ventilation hole natural cooling to this design solution, the not good while of radiating effect is not enough to power amplifier protection, the problem of easy damage, the utility model discloses rational in infrastructure, be convenient for dispel the heat to car power amplifier, protectiveness is better simultaneously.

Description

Automobile power amplifier capable of rapidly radiating radio frequency

Technical Field

The utility model relates to a car power amplifier of quick heat dissipation radio frequency belongs to radio frequency power amplifier technical field.

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, such as a speaker, under a given distortion rate. The power amplifier plays a role of 'organization and coordination' in the whole sound system, and governs to some extent whether the whole system can provide good sound quality output.

The existing automobile power amplifier is lack of a good heat dissipation mechanism, so that the power amplifier is easily burnt at high temperature due to self heating and heat energy accumulation generated by an automobile engine in the long-time use process, meanwhile, the requirement of the power amplifier on an automobile on shock absorption protection is also high, and the problem of the occurrence is urgently solved by the automobile power amplifier capable of quickly dissipating heat and radio frequency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a car power amplifier of quick heat dissipation radio frequency to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, be convenient for dispel the heat to car power amplifier, the protectiveness is better simultaneously, increase of service life.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an automobile power amplifier capable of rapidly radiating radio frequency comprises a radiating box, a front door, a mechanism convenient for radiating and a power amplifier main body, wherein the front door is arranged on the front end face of the radiating box, the power amplifier main body is fixed in the radiating box, the mechanism convenient for radiating is arranged in the radiating box and on the lower side of the radiating box, the mechanism convenient for radiating comprises a ventilating pipe, an HEPA high-efficiency filter screen, an aluminum profile radiator, a radiating fan, a protective cover, a fixed seat, a damping spring, a bottom plate and an expansion screw, the ventilating pipe is arranged on the upper side of the left end face of the radiating box, the HEPA high-efficiency filter screen is clamped in the ventilating pipe, the aluminum profile radiator is arranged on the right side of the power amplifier main body, the radiating fan is arranged on the right side of the aluminum profile, the fixing base is installed to the bottom plate up end, fixing base inside is provided with damping spring.

Furthermore, four groups of supporting columns are welded on the lower end face of the power amplifier main body, four groups of supporting seats are evenly distributed on four corners of the lower end face of the power amplifier main body, and rubber gaskets are arranged between the four groups of supporting columns and the lower end face of the power amplifier main body.

Further, all be connected through copper heat pipe between power amplifier main part right-hand member face and the aluminium alloy radiator left end face and between aluminium alloy radiator right-hand member face and the protection casing left end face.

Furthermore, the ventilation pipes are arranged in two groups, the two groups of ventilation pipes are symmetrically arranged on the upper sides of the left end face and the right end face of the heat dissipation box, and HEPA high-efficiency filter screens are clamped in the two groups of ventilation pipes.

Further, the upper end inside the fixing seat is provided with a lifting column, the upper end face of the lifting column is fixed to the lower end face of the heat dissipation box through welding, the upper end face of the fixing seat is provided with a circular groove, and the size of the circular groove is smaller than that of the lower end face of the lifting column.

Further, both ends face all is provided with the stabilizer blade about the fixing base, stabilizer blade internally mounted has the set screw, the external screw thread has been seted up to the outer terminal surface of set screw, the internal thread has been seted up to the stabilizer blade inside, and internal thread and external screw thread mesh mutually.

Furthermore, lift post, fixing base and damping spring all are provided with two sets ofly, and two sets of lift posts, fixing base and damping spring all symmetry set up in the bottom plate up end left and right sides.

The utility model has the advantages that: the utility model discloses a car power amplifier of quick heat dissipation radio frequency, because of the utility model discloses added ventilation pipe, HEPA high-efficient filter screen, aluminium alloy radiator, radiator fan, protection casing, fixing base, damping spring, bottom plate and inflation screw, this design has solved current power amplifier and has only adopted ventilation hole natural cooling, and the not good while of radiating effect is not enough to power amplifier protection, and the problem of easy damage has improved the utility model discloses a heat-sinking capability prolongs power amplifier life.

Because the lower end surface of the power amplifier main body is welded with four groups of supporting columns, and four groups of supporting seats are uniformly distributed on four corners of the lower end surface of the power amplifier main body, and rubber gaskets are respectively arranged between the four groups of supporting columns and the lower end surface of the power amplifier main body, the design is convenient for fixing the power amplifier main body, and simultaneously prevents the supporting columns from damaging the power amplifier main body when in shaking, because the right end surface of the power amplifier main body and the left end surface of the aluminum profile radiator and the left end surface of the protective cover are connected through copper heat conducting pipes, the design is convenient for transferring heat, the heat is discharged out of the interior of the heat dissipation box through the heat dissipation fan, because the two groups of ventilation pipes are arranged, and the two groups of ventilation pipes are symmetrically arranged at the upper sides of the left and right end surfaces of the heat dissipation box, HEPA, prevent to cause the damage to heat dissipation incasement component, the utility model discloses rational in infrastructure, be convenient for dispel the heat to automobile power amplifier, the protectiveness is better simultaneously, increase of service life.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of an automotive power amplifier for fast heat dissipation radio frequency according to the present invention;

fig. 2 is a front sectional view of a mechanism for facilitating heat dissipation in an automotive power amplifier for rapidly dissipating heat at radio frequency according to the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;

in the figure: 1-radiating box, 2-front door, 3-mechanism convenient for radiating, 4-power amplifier main body, 21-ventilating pipe, 22-HEPA high efficiency filter screen, 23-aluminum section bar radiator, 24-radiating fan, 25-protective cover, 26-fixed seat, 27-damping spring, 28-bottom plate, 29-expansion screw, 41-supporting column, 42-rubber gasket, 231-copper heat conducting pipe, 241-mounting plate, 261-lifting column, 262-supporting leg and 263-fixing screw.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a car power amplifier of quick heat dissipation radio frequency, includes heat dissipation case 1, qianmen 2, the mechanism 3 and the power amplifier main part 4 of being convenient for dispel the heat, and 1 preceding terminal surface of heat dissipation case is provided with

qianmen

2, and 1 inside fixed power amplifier main part 4 of heat dissipation case, 1 inside and the downside of heat dissipation case are provided with the mechanism 3 of being convenient for dispel the heat.

The heat dissipation mechanism 3 comprises a ventilation pipe 21, an HEPA high-efficiency filter screen 22, an aluminum profile radiator 23, a heat dissipation fan 24, a protective cover 25, a fixed seat 26, a damping spring 27, a bottom plate 28 and an expansion screw 29, the ventilation pipe 21 is arranged on the upper side of the left end face of the heat dissipation box 1, the HEPA high-efficiency filter screen 22 is clamped in the ventilation pipe 21, the aluminum profile radiator 23 is arranged on the right side of the power amplifier main body 4, the heat dissipation fan 24 is arranged on the right side of the aluminum profile radiator 23, the protective cover 25 is arranged on the outer end face of the heat dissipation fan 24, the bottom plate 28 is arranged on the lower side of the heat dissipation box 1, the expansion screw, the design solves the problems that the existing power amplifier only adopts the vent holes for natural cooling, the heat dissipation effect is not good, and meanwhile, the power amplifier is not protected enough and is easy to damage.

Four groups of support columns 41 are welded on the lower end face of the power amplifier main body 4, four groups of support seats are evenly distributed on four corners of the lower end face of the power amplifier main body 4, rubber gaskets 42 are arranged between the four groups of support columns 41 and the lower end face of the power amplifier main body 4, the design is convenient for fixing the power amplifier main body 4, meanwhile, the support columns 41 are prevented from damaging the power amplifier main body 4 when in shaking, a copper heat conduction pipe 231 is connected between the right end face of the power amplifier main body 4 and the left end face of the aluminum profile radiator 23 and between the right end face of the aluminum profile radiator 23 and the left end face of the protective cover 25, the design is convenient for transferring heat, the heat is discharged out of the heat dissipation box 1 through the heat dissipation fan 24, two groups of ventilation pipes 21 are arranged, the two groups of ventilation pipes 21 are symmetrically arranged on, this design is convenient for completely cut off pollutant such as external dust impurity in the heat dissipation case 1 outside, prevents to cause the damage to heat dissipation case 1 internal component.

The upper end of the inside of the fixed base 26 is provided with a lifting column 261, the upper end surface of the lifting column 261 is fixed on the lower end surface of the heat dissipation box 1 through welding, the upper end surface of the fixed base 26 is provided with a circular groove, the size of the circular groove is smaller than that of the lower end surface of the lifting column 261, the design is convenient for limiting the position of the lifting column 261 and preventing the lifting column 261 from slipping off from the fixed base 26, the left and right end surfaces of the fixed base 26 are both provided with support legs 262, fixing screws 263 are installed inside the support legs 262, the outer end surface of the fixing screws 263 is provided with external threads, internal threads are installed inside the support legs 262 and are meshed with the external threads, the design is convenient for installing the fixing support legs 262 and the fixed base 26 through the fixing screws 263, two groups of the lifting column 261, the fixed base 26 and the damping springs 27 are both provided, the two groups of the lifting column 261, the fixed base, thereby absorb kinetic energy, reduce the range of rocking of heat dissipation case 1, guarantee the safety of power amplifier main part 4.

As an embodiment of the present invention: the working personnel firstly integrally install the bottom plate 28 and the heat dissipation box 1 at the upper end at a proper position in the automobile, then the bottom plate 28 is fixed by installing expansion screws 29 at the left side and the right side of the upper end surface of the bottom plate 28, after the integral installation is finished, the power supply is switched on, the heat dissipation fan 24 and the power amplifier main body 4 are both opened for work, the suction force generated by the rotation of the heat dissipation fan 24 sucks the outside air through the ventilation pipe 21 at the left side of the heat dissipation box 1, then the outside air is contacted with the surface of the power amplifier main body 4 for heat exchange, part of the heat generated by the power amplifier main body 4 is transferred to the left side of the heat dissipation fan 24 through the copper heat conduction pipe 231 and the aluminum profile heat radiator 23, then the outside air heated by the heat exchange is exhausted out of the heat dissipation box 1 through the ventilation pipe 21 at the right side under the suction force generated by the, during the driving process of the automobile, the lifting column 261 can be lifted along with the lifting of the automobile due to the vibration caused by the factors such as uneven road surface, the kinetic energy generated by the vibration of the automobile is consumed by the lifting column 261 in the fixed seat 26 through continuously compressing or releasing the damping spring 27, so that the heat dissipation box 1 and the components such as the power amplifier main body 4 in the heat dissipation box are not damaged by the vibration.

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 evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a car power amplifier of quick heat dissipation radio frequency, includes heat dissipation case, qianmen, the heat dissipation mechanism and the power amplifier main part of being convenient for, its characterized in that: a front door is arranged on the front end face of the heat dissipation box, a power amplifier main body is fixed inside the heat dissipation box, and mechanisms facilitating heat dissipation are arranged inside and on the lower side of the heat dissipation box;

the heat dissipation mechanism of being convenient for includes ventilation pipe, HEPA high efficiency filter screen, aluminium alloy radiator, radiator fan, protection casing, fixing base, damping spring, bottom plate and expansion screw, heat dissipation case left end face upside is provided with the ventilation pipe, the inside HEPA high efficiency filter screen that has clamped of ventilation pipe, power amplifier main part right side is provided with the aluminium alloy radiator, aluminium alloy radiator right side is provided with radiator fan, the outer terminal surface of radiator fan is provided with the protection casing, heat dissipation case downside is provided with the bottom plate, the expansion screw is installed to the bottom plate right-hand member, the fixing base is installed to the bottom plate up end, the inside damping spring that is provided with.

2. The automotive power amplifier for rapidly dissipating heat and radio frequency as claimed in claim 1, wherein: four groups of supporting columns are welded on the lower end face of the power amplifier main body, four groups of supporting seats are evenly distributed on four corners of the lower end face of the power amplifier main body, and rubber gaskets are arranged between the four groups of supporting columns and the lower end face of the power amplifier main body.

3. The automotive power amplifier for rapidly dissipating heat and radio frequency as claimed in claim 1, wherein: and the right end face of the power amplifier main body and the left end face of the aluminum profile radiator and the right end face of the aluminum profile radiator and the left end face of the protective cover are connected through copper heat conduction pipes.

4. The automotive power amplifier for rapidly dissipating heat and radio frequency as claimed in claim 1, wherein: the ventilation pipe is provided with two sets, and two sets of ventilation pipe symmetry sets up both ends face upside about the heat dissipation case, and is two sets of all clamp the high-efficient filter screen of HEPA in the ventilation pipe.

5. The automotive power amplifier for rapidly dissipating heat and radio frequency as claimed in claim 1, wherein: the heat dissipation box is characterized in that a lifting column is arranged at the upper end inside the fixing seat, the upper end face of the lifting column is fixed to the lower end face of the heat dissipation box through welding, a circular groove is formed in the upper end face of the fixing seat, and the size of the circular groove is smaller than that of the lower end face of the lifting column.

6. The automotive power amplifier for rapidly dissipating heat and radio frequency as claimed in claim 1, wherein: both ends face all is provided with the stabilizer blade about the fixing base, stabilizer blade internally mounted has the set screw, the external screw thread has been seted up to the outer terminal surface of set screw, the internal thread has been seted up to stabilizer blade inside, and internal thread and external screw thread mesh mutually.

7. The automobile power amplifier capable of rapidly dissipating heat and radio frequency according to claim 5, wherein: the lifting columns, the fixing seats and the damping springs are arranged in two groups, and the two groups of lifting columns, the fixing seats and the damping springs are symmetrically arranged on the left side and the right side of the upper end face of the bottom plate.