CN218006843U - Power amplifier - Google Patents

Abstract

The utility model discloses a power amplifier, including the protective frame, there is the power amplifier body protective frame inner chamber's bottom through screw fixed mounting, the top of power amplifier body is provided with the heat-conducting plate, the even fixed mounting in top of heat-conducting plate has radiating fin, the equal fixedly connected with guide bar in position around the heat-conducting plate top left and right sides. The utility model discloses a set up the protective frame, the heat-conducting plate, radiating fin, the guide bar, the pressure spring, bellows and radiator fan, can conveniently protect the heat dissipation to the power amplifier body, through setting up the barrel, screw rod and bottom plate, can conveniently support the device, adjust its horizontality simultaneously, through setting up above structure, possess the power amplifier body when using, have the advantage of supplementary protector, thereby avoid the power amplifier body under the unexpected circumstances, cause the damage of colliding with, influence the normal use of power amplifier body.

Description

Power amplifier

Technical Field

The utility model relates to a power amplifier auxiliary device technical field specifically is a 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 the power amplifier plays a pivotal role of "organization and coordination" in the whole sound system, which dictates to some extent whether the whole system can provide good sound quality output, wherein most of the conventional power amplifiers are not provided with an auxiliary protection device when in use, so that the power amplifiers are easy to be damaged by collision and affect the normal use of the power amplifiers under unexpected circumstances.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a power amplifier possesses the power amplifier body when using, has supplementary protector's advantage, has solved original power amplifier body when using, does not have supplementary protector's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power amplifier, includes the protecting frame, there is the power amplifier body protecting frame inner chamber's bottom through screw fixed mounting, the top of power amplifier body is provided with the heat-conducting plate, the even fixed mounting in top of heat-conducting plate has radiating fin, the equal fixedly connected with guide bar in position around the heat-conducting plate top left and right sides, the top of guide bar is run through the protecting frame and is extended to the outside of protecting frame, the surface cover of guide bar is equipped with the pressure spring, the top and the bottom of pressure spring respectively with the heat-conducting plate and the junction fixed connection between the protecting frame, the left and right sides at protecting frame top is all embedded installs bellows, the inner chamber fixed mounting of bellows has radiator fan.

Preferably, the four corners of the bottom of the protective frame are fixedly connected with a cylinder, the inner cavity of the cylinder is in threaded connection with a screw, and the bottom of the screw penetrates through the cylinder and is fixedly connected with a bottom plate.

Preferably, the bottom of the bottom plate is provided with a rubber pad, and the joint between the rubber pad and the bottom plate is bonded.

Preferably, the top of bellows is embedded to be installed the filter screen, the quantity of filter screen is two.

Preferably, the top fixedly connected with spacing dish of guide bar, the ventilation hole has evenly been seted up to the left and right sides of protection frame.

Preferably, the number of the radiating fins is thirteen, and the radiating fins are equidistantly distributed on the top of the heat conducting plate.

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

the utility model discloses a set up the protective frame, the heat-conducting plate, radiating fin, the guide bar, the pressure spring, bellows and radiator fan, can conveniently protect the heat dissipation to the power amplifier body, through setting up the barrel, screw rod and bottom plate, can conveniently support the device, adjust its horizontality simultaneously, through setting up above structure, it is when using to possess the power amplifier body, the advantage that has supplementary protector, the original power amplifier body is when using has been solved, the problem that does not have supplementary protector, thereby avoid the power amplifier body under the unexpected circumstances, cause the damage of colliding with, influence the normal use of power amplifier body.

Drawings

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

FIG. 2 is a sectional view of the bellows structure of the present invention;

FIG. 3 is a perspective view of the heat-conducting plate and the heat-dissipating fin structure of the present invention;

fig. 4 is a front view of the bellows structure of the present invention.

In the figure: 1. a protective frame; 2. a power amplifier body; 3. a heat conducting plate; 4. a heat dissipating fin; 5. a guide bar; 6. a pressure spring; 7. an air box; 8. a heat radiation fan; 9. a barrel; 10. a screw; 11. a base plate; 12. a rubber pad; 13. a filter screen; 14. a limiting disc; 15. a vent hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a power amplifier comprises a protection frame 1, a power amplifier body 2 is fixedly installed at the bottom of an inner cavity of the protection frame 1 through screws, a heat conducting plate 3 is arranged at the top of the power amplifier body 2, the joint of the heat conducting plate 3 and the power amplifier body 2 is tightly attached, heat radiating fins 4 are uniformly and fixedly installed at the top of the heat conducting plate 3, guide rods 5 are fixedly connected at the front and back positions of the left side and the right side of the top of the heat conducting plate 3, the top of each guide rod 5 penetrates through the protection frame 1 and extends to the outer side of the protection frame 1, a pressure spring 6 is sleeved on the outer surface of each guide rod 5, the top and the bottom of each pressure spring 6 are respectively and fixedly connected with the joint between the heat conducting plate 3 and the protection frame 1, air boxes 7 are embedded at the left side and the right side of the top of the protection frame 1, inner chamber fixed mounting of bellows 7 has radiator fan 8, through setting up protective frame 1, heat-conducting plate 3, radiating fin 4, guide bar 5, the pressure spring 6, bellows 7 and radiator fan 8, can conveniently protect the heat dissipation to power amplifier body 2, through setting up barrel 9, screw rod 10 and bottom plate 11, can conveniently support the device, adjust its horizontality simultaneously, through setting up above structure, possess power amplifier body 2 when using, the advantage that has supplementary protector, original power amplifier body 2 has been solved when using, the problem that does not have supplementary protector, thereby avoid power amplifier body 2 under the unexpected circumstances, cause the damage of colliding with, influence the normal use of power amplifier body 2.

Specifically, the equal fixedly connected with barrel 9 in four corners of protection frame 1 bottom, the inner chamber threaded connection of barrel 9 has screw rod 10, and barrel 9 and fixedly connected with bottom plate 11 are run through to the bottom of screw rod 10, through setting up barrel 9, screw rod 10 and bottom plate 11, can conveniently support the device, adjust its horizontality simultaneously.

Specifically, the bottom of bottom plate 11 is provided with rubber pad 12, and the junction between rubber pad 12 and the bottom plate 11 bonds, through setting up rubber pad 12, can increase the friction of bottom plate 11 to improve the device's stability.

Specifically, the filter screens 13 are embedded in the top of the air box 7, the number of the filter screens 13 is two, and the filter screens 13 are arranged, so that air circulation in the inner cavity of the air box 7 can be facilitated.

Specifically, the top fixedly connected with spacing dish 14 of guide bar 5, ventilation hole 15 has evenly been seted up to the left and right sides of protection frame 1, through setting up spacing dish 14, can carry on spacingly to guide bar 5, through setting up ventilation hole 15, can make things convenient for the circulation of air in protection frame 1 inner chamber.

Specifically, the number of the heat dissipation fins 4 is thirteen, and the heat dissipation fins 4 are equidistantly distributed on the top of the heat conduction plate 3.

During the use, upward movement heat-conducting plate 3, make heat-conducting plate 3 drive radiating fin 4 upward movement extrusion pressure spring 6, then, pass through the screw with power amplifier body 2, fixed mounting is in the bottom of protection frame 1 inner chamber, thereby make protection frame 1 protect power amplifier body 2, then, loosen heat-conducting plate 3 slowly, meanwhile, pressure spring 6 is under the reaction force, promote heat-conducting plate 3 antiport, make heat-conducting plate 3 drive radiating fin 4 and closely laminate with the top of power amplifier body 2, then, when the device moves the assigned position and appears inclining, rotate bottom plate 11 in proper order, make bottom plate 11 drive screw rod 10 and rotate at the internal surface screw thread of barrel 9, and simultaneously, screw rod 10 drives bottom plate 11 and moves down, make four bottom plate 11's cooperation use, support the device, and simultaneously, adjust its horizontal state, when power amplifier body 2 operates the production heat, power amplifier body 2 conducts the heat to heat-conducting plate 3 and radiating fin 4, thereby the heat radiating area of power amplifier body 2 has been increased, then, 8 plugs power fan 8, make the outside fan 8 turn on the power amplifier body rotate and the power amplifier body is convenient for the radiating fin 2 and the damage of the power amplifier body is carried out to the power amplifier body, thereby the heat amplifier is avoided the heat amplifier body to the heat amplifier body 2 to collide with the normal operating condition of the heat amplifier of the heat-dissipating fan 2.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A power amplifier comprising a protective frame (1), characterized in that: the bottom of protection frame (1) inner chamber has power amplifier body (2) through screw fixed mounting, the top of power amplifier body (2) is provided with heat-conducting plate (3), the even fixed mounting in top of heat-conducting plate (3) has radiating fin (4), the equal fixedly connected with guide bar (5) in position around the heat-conducting plate (3) top left and right sides, the top of guide bar (5) is run through the outside that protection frame (1) just extended to protection frame (1), the surface cover of guide bar (5) is equipped with pressure spring (6), the top and the bottom of pressure spring (6) respectively with heat-conducting plate (3) and the junction fixed connection between protection frame (1), the equal embedded bellows (7) of installing in the left and right sides at protection frame (1) top, the inner chamber fixed mounting of bellows (7) has radiator fan (8).

2. A power amplifier according to claim 1, characterized in that: the four corners of protection frame (1) bottom is equal fixedly connected with barrel (9), the inner chamber threaded connection of barrel (9) has screw rod (10), barrel (9) and fixedly connected with bottom plate (11) are run through to the bottom of screw rod (10).

3. A power amplifier according to claim 2, characterized in that: the bottom of the bottom plate (11) is provided with a rubber pad (12), and the joint between the rubber pad (12) and the bottom plate (11) is bonded.

4. A power amplifier according to claim 1, characterized in that: the top of the air box (7) is embedded with two filter screens (13), and the number of the filter screens (13) is two.

5. A power amplifier according to claim 1, characterized in that: the top fixedly connected with spacing dish (14) of guide bar (5), ventilation hole (15) have evenly been seted up to the left and right sides of protection frame (1).

6. A power amplifier according to claim 1, characterized in that: the number of the radiating fins (4) is thirteen, and the radiating fins (4) are equidistantly distributed on the top of the heat conducting plate (3).

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