CN214381926U - Power amplifier with good heat dissipation effect - Google Patents
Power amplifier with good heat dissipation effect Download PDFInfo
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- CN214381926U CN214381926U CN202023236599.9U CN202023236599U CN214381926U CN 214381926 U CN214381926 U CN 214381926U CN 202023236599 U CN202023236599 U CN 202023236599U CN 214381926 U CN214381926 U CN 214381926U
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- power amplifier
- main body
- heat dissipation
- fixedly connected
- amplifier main
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Abstract
The utility model discloses a power amplifier with good heat dissipation effect, which comprises a power amplifier main body, the outer surface of the front end of the power amplifier main body is fixedly connected with a shunt shell, the outer surface of the front end of the shunt shell is provided with an air outlet, an air inlet is arranged on one side of the outer surface of the front end of the shunting shell, which is close to the air outlet, the inner surface of the air inlet is movably connected with an impeller, the lower end of the inner surface of the power amplifier main body is fixedly connected with a copper seat, the two sides of the outer surface of the upper end of the copper seat are fixedly connected with fins, heat conduction holes are arranged at the positions, corresponding to the fins, of one side of the inner surface of the power amplifier main body, heat dissipation frames are fixedly connected to the two sides of the outer surface of the power amplifier main body, air blowing ports are arranged on the outer surface of one side, close to the power amplifier main body, of each heat dissipation frame, the air flow removes heat from the inside of the power amplifier and blows and cleans the surface of the power amplifier.
Description
Technical Field
The utility model belongs to the technical field of the heat dissipation technique and specifically relates to a power amplifier that radiating effect is good is related to.
Background
A power amplifier refers to an amplifier that can generate maximum power output to drive a speaker under a given distortion rate. The power amplifier plays a role in organization and coordination pivot in the whole sound system, and can determine the tone quality of the loudspeaker to a certain extent.
The utility model discloses a dual-channel power amplifier heat dissipation case, which relates to the field of power amplifier cases and comprises a main case body with a hollow rectangular column structure, wherein the main case body comprises a top plate, a left side plate, a bottom plate and a right side plate which are connected in sequence, a front panel and a rear panel are respectively arranged at two ends of the main case body, the main case body is integrally formed by a sheet metal bending process, a support is arranged in the main case body and is used for forming an upper air duct in the main case body, the air inlet cavity is formed between one end of the support and the front panel, air inlets are formed in the left side plate, the right side plate and the front panel, the air inlets are communicated with the air inlet cavity, a plurality of forced cooling fans are arranged at one end, close to the air inlet cavity, of the support, the forced cooling fans are used for performing forced cooling on the middle-layer air channel, an air outlet is formed in the rear panel, and an air exhaust fan a is arranged in the air outlet. The case is simple in structure and convenient and fast to assemble, improves the utilization rate of the internal space of the case, and is compact in structure and good in heat dissipation effect.
In implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved: 1. in order to coordinate powers with different sizes when the power amplifier works normally, a large amount of heat generated by internal electronic elements can influence the normal work of the power amplifier, and particularly in summer, the problem is serious, and the traditional heat dissipation method by means of air convection cannot meet the heat dissipation requirement; 2. the power amplifier is the necessary equipment of outdoor stage of setting up, carries out the tuning for the audio amplifier, because the environment is outdoor, floats a large amount of dust in the outdoor air, and these dust can be attached to the power amplifier surface along with the effect of gravity.
Therefore, the power amplifier with good heat dissipation effect is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power amplifier that radiating effect is good to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a power amplifier with good heat dissipation effect comprises a power amplifier main body, wherein a shunting shell is fixedly connected to the outer surface of the front end of the power amplifier main body, an air outlet is formed in the outer surface of the front end of the shunting shell, an air inlet is formed in one side, close to the air outlet, of the outer surface of the front end of the shunting shell, rotary slots are symmetrically formed in the upper end and the lower end of the inner surface of the air inlet, a rotary rod is rotatably connected inside each rotary slot, an impeller is fixedly connected to one end, away from each rotary slot, of each rotary rod, a copper seat is fixedly connected to the lower end of the inner surface of the power amplifier main body, fins are fixedly connected to two sides of the outer surface of the upper end of each copper seat, heat conduction holes are formed in one side of the inner surface of the power amplifier main body and correspond to the fins, heat dissipation frames are fixedly connected to two sides of the outer surface of the power amplifier main body, and flow isolating plates are fixedly connected to the inside of the heat dissipation frames, the outer surface of one side of the heat dissipation frame, which is close to the power amplifier main body, is provided with an air blowing port, and the inner surface of the heat dissipation frame, which is close to the rear end, is fixedly connected with a guide plate.
Through adopting above-mentioned technical scheme, make inside heating element and copper seat contact and transmit the heat to the fin through the copper seat at the inside fixed connection copper seat of power amplifier main part, the fan of power amplifier main part front end surface blows off the heat in the power amplifier main part through the air outlet to drive the impeller and rotate, the pivoted impeller pours into the heat-dissipating frame with outside air into, dispels the heat to the fin, radiating wind blows off the clearance to power amplifier main part surface from the mouth of blowing through the inside guide plate of heat-dissipating frame.
Preferably, the rotary groove and the rotary rod are designed into a T-shaped structure and are matched with each other correspondingly, and the impeller and the shunt shell are movably connected with the rotary groove through the rotary rod.
Through adopting above-mentioned technical scheme, the bull stick of T shape structural design makes the impeller can not rock at will when rotating with the rotary trough, guarantees the intake of air intake.
Preferably, a fan is arranged on the outer surface of the front end of the power amplifier main body, and the air outlet corresponds to the position of the fan.
Through adopting above-mentioned technical scheme, the fan blows off the inside air of power amplifier main part and causes the impact to the impeller for the impeller can be to the air intake air of pouring into.
Preferably, the fins are in a plurality of groups and extend to the inside of the heat dissipation frame through the heat conduction holes.
By adopting the technical scheme, the fins penetrate out of the outer surface of the power amplifier main body to transfer heat to the fins through the copper seat, so that the heat dissipation effect is improved.
Preferably, the number of the guide plates is consistent with that of the fins, and the guide plates are designed in a semicircular structure
By adopting the technical scheme, the guide plate blows the wind out along the fins, so that the wind moves along the outer surface of the upper end of the flow partition plate and finally blows out through the air blowing port.
Preferably, the copper seat contacts and transfers heat to components inside the power amplifier body.
By adopting the technical scheme, the copper seat is contacted with the components in the power amplifier main body, so that the heat of the components is transferred to the copper seat and is enhanced to dissipate heat through the fins.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the outer surface of the front end of the power amplifier main body is fixedly connected with the shunt shell, the outer surface of the front end of the shunt shell is provided with an air outlet corresponding to the fan, an air inlet is arranged at a position close to the air outlet, an impeller is arranged between the air inlet and the air outlet, the impeller is movably connected with the shunting shell through a rotating rod and a rotating groove, a user powers on the power amplifier when using the power amplifier, then the fan rotates to blow away heat inside the power amplifier main body, blown air passes through the air outlet, impact is formed on the impeller to force the impeller to rotate under the action of the rotating rod and the rotating groove, the rotating impeller injects outside air into the heat dissipation frame, fins are arranged in the heat dissipation frame, the fins are fixedly connected with the copper seat in the power amplifier main body, so that the heat in the power amplifier main body is transmitted out through the fins, and the heat dissipation effect is better than that of single air convection heat dissipation effect through the structure;
2. through at inside fixed connection flow divider and the guide plate of heat dissipation frame for the air that the impeller transmission was irritated has certain guide effect under the separation of flow divider, and this burst of air passes semicircular guide plate afterwards and makes its holistic motion opposite direction blow the power amplifier main part surface under the effect of blowing the mouth, makes the air can clear up power amplifier main part surface when taking away the heat of fin through this structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a view of the overall structure of the present invention;
fig. 2 is a combined view of the fin and the power amplifier main body of the present invention;
FIG. 3 is a combined view of the impeller and the splitter housing of the present invention;
FIG. 4 is a combination view of the baffle plate and the flow divider of the present invention;
fig. 5 is a combination view of the fin and the heat dissipation frame of the present invention.
Description of reference numerals:
1. a power amplifier body; 11. a heat conduction hole; 12. a copper base; 13. a fin; 2. a heat dissipation frame; 21. an air blowing port; 22. a flow isolating plate; 23. a baffle; 3. a shunt shell; 31. an air outlet; 32. an air inlet; 33. rotating the groove; 34. a rotating rod; 35. an impeller.
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.
Referring to fig. 1 to 5, the present invention provides a technical solution:
as shown in fig. 1 to 5, a power amplifier with good heat dissipation effect includes a power amplifier main body 1, a splitter housing 3 is fixedly connected to an outer surface of a front end of the power amplifier main body 1, an air outlet 31 is formed on an outer surface of a front end of the splitter housing 3, an air inlet 32 is formed on one side of the outer surface of the front end of the splitter housing 3, which is close to the air outlet 31, rotary slots 33 are symmetrically formed at upper and lower ends of an inner surface of the air inlet 32, a rotary rod 34 is rotatably connected to an inner portion of the rotary slot 33, an impeller 35 is fixedly connected to one end of the rotary rod 34, which is far away from the rotary slot 33, a copper base 12 is fixedly connected to a lower end of the inner surface of the power amplifier main body 1, fins 13 are fixedly connected to two side positions of the outer surface of the upper end of the copper base 12, heat conduction holes 11 are formed on one side of the inner surface of the power amplifier main body 1, which corresponds to the fins 13, heat dissipation frames 2 are fixedly connected to two sides of the outer surface of the power amplifier main body 1, the heat dissipation frame 2 is internally and fixedly connected with a flow partition plate 22, an air blowing port 21 is formed in the outer surface of one side, close to the power amplifier main body 1, of the heat dissipation frame 2, a flow guide plate 23 is fixedly connected to the inner surface of the heat dissipation frame 2, close to the rear end position, of the inner surface of the heat dissipation frame 2, a copper seat 12 is fixedly connected to the inner portion of the power amplifier main body 1, so that an internal heating assembly is in contact with the copper seat 12, heat is transmitted to the fins 13 through the copper seat 12, the heat inside the power amplifier main body 1 is blown out through an air outlet 31 by a fan on the outer surface of the front end of the power amplifier main body 1, an impeller 35 is driven to rotate, the rotating impeller 35 injects outside air into the heat dissipation frame 2 to dissipate heat of the fins 13, and the dissipated air is blown out from the air blowing port 21 through the flow guide plate 23 inside the heat dissipation frame 2 to clean the surface of the power amplifier main body 1.
Specifically, as shown in fig. 3, the rotary groove 33 and the rotary rod 34 are designed in a T-shaped structure and are matched with each other, the impeller 35 and the shunt housing 3 are movably connected with the rotary groove 33 through the rotary rod 34, and the rotary rod 34 and the rotary groove 33 designed in the T-shaped structure enable the impeller 35 not to shake randomly during rotation, so as to ensure the air intake of the air inlet 32.
Specifically, as shown in fig. 2 and fig. 1, a fan is disposed on an outer surface of a front end of the power amplifier main body 1, the air outlet 31 corresponds to the position of the fan, and the fan blows air inside the power amplifier main body 1 out to impact the impeller 35, so that the impeller 35 can fill air into the air inlet 32.
Specifically, as shown in fig. 5, the fins 13 are a plurality of groups and extend into the heat dissipation frame 2 through the heat conduction holes 11, and the fins 13 penetrate through the outer surface of the power amplifier main body 1 to transfer heat to the fins 13 through the copper seat 12 to increase the heat dissipation effect.
Specifically, as shown in fig. 4, the number of the baffles 23 is the same as that of the fins 13, the baffles 23 are designed in a semicircular structure, and the baffles 23 blow wind out along the fins 13, so that the wind moves along the outer surface of the upper end of the flow partition plate 22 and finally blows out through the air blowing openings 21.
Specifically, as shown in fig. 5, the copper seat 12 contacts with components inside the power amplifier main body 1 to transfer heat, and the copper seat 12 contacts with the components inside the power amplifier main body 1 to transfer the heat of the components to the copper seat 12 and enhance heat dissipation through the fins 13.
The working principle is as follows: the outer surface of the front end of the power amplifier main body 1 is fixedly connected with the shunt shell 3, the outer surface of the front end of the shunt shell 3 is provided with the air outlet 31 at a position corresponding to the fan, the air inlet 32 is arranged at a position close to the air outlet 31, the impeller 35 is arranged between the air inlet 32 and the air outlet 31, the impeller 35 is movably connected with the shunt shell 3 through the rotating rod 34 and the rotating groove 33, when a user uses the power amplifier main body 1, the user powers on the power amplifier main body 1, then the fan rotates to blow away heat inside the power amplifier main body 1, the blown-out wind penetrates through the air outlet 31 to impact the impeller 35, the impeller 35 is forced to rotate under the action of the rotating rod 34 and the rotating groove 33, the rotating impeller 35 fills outside air into the heat dissipation frame 2, the heat dissipation frame 2 is internally provided with the fins 13, the fins 13 are fixedly connected with the copper seat 12 inside the power amplifier main body 1, and the heat inside is transmitted out through the fins 13, make the radiating effect better than single air convection radiating effect through this structure, through at inside fixed connection cutoff plate 22 and guide plate 23 of heat-radiating frame 2 for the air that impeller 35 transmission was irritated has certain guide effect under the separation of cutoff plate 22, and this air passes semicircular guide plate 23 afterwards and makes its holistic motion direction opposite and blow the power amplifier main part 1 surface under the effect of blowing mouth 21, makes the air take away the heat of fin 13 and can clear up power amplifier main part 1 surface through this structure.
The using method comprises the following steps: the user is electrified the power amplifier main part 1, the fan works therewith, the wind blown by the fan impacts the impeller 35, when the impeller 35 rotates, the external air is filled into the air inlet 32, the copper seat 12 and the fins 13 are fixedly connected to the inner surface of the power amplifier main part 1, the fins 13 transfer heat of the assembly, the air entering the heat dissipation frame 2 dissipates heat and blows the fins 13, the air moves to the air blowing port 21 through the guide plate 23, and the air blowing port 21 blows the air out to blow and clean dust on the surface of the power amplifier main part 1.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a power amplifier that radiating effect is good, includes power amplifier main part (1), its characterized in that: the outer surface of the front end of the power amplifier main body (1) is fixedly connected with a shunt shell (3), the outer surface of the front end of the shunt shell (3) is provided with an air outlet (31), one side of the outer surface of the front end of the shunt shell (3) close to the air outlet (31) is provided with an air inlet (32), the upper end and the lower end of the inner surface of the air inlet (32) are symmetrically provided with rotary grooves (33), the inner part of each rotary groove (33) is rotatably connected with a rotary rod (34), one end of each rotary rod (34) far away from the corresponding rotary groove (33) is fixedly connected with an impeller (35), the lower end of the inner surface of the power amplifier main body (1) is fixedly connected with a copper seat (12), the two sides of the outer surface of the upper end of the copper seat (12) are fixedly connected with fins (13), one side of the inner surface of the power amplifier main body (1) is provided with heat conduction holes (11) corresponding to the fins (13), the power amplifier is characterized in that the two sides of the outer surface of the power amplifier main body (1) are fixedly connected with heat dissipation frames (2), the inner parts of the heat dissipation frames (2) are fixedly connected with flow separation plates (22), the outer surface of one side, close to the power amplifier main body (1), of each heat dissipation frame (2) is provided with an air blowing port (21), and the inner surface of each heat dissipation frame (2) is close to a guide plate (23) which is fixedly connected with the rear end position.
2. The power amplifier of claim 1, wherein: the rotary groove (33) and the rotary rod (34) are designed into a T-shaped structure and are matched with each other correspondingly, and the impeller (35) and the shunt shell (3) are movably connected with the rotary groove (33) through the rotary rod (34).
3. The power amplifier of claim 1, wherein: the outer surface of the front end of the power amplifier main body (1) is provided with a fan, and the air outlet (31) corresponds to the position of the fan.
4. The power amplifier of claim 1, wherein: the fins (13) are in a plurality of groups and extend to the inside of the heat dissipation frame (2) through the heat conduction holes (11).
5. The power amplifier of claim 1, wherein: the number of the guide plates (23) is consistent with that of the fins (13), and the guide plates (23) are designed to be semicircular structures.
6. The power amplifier of claim 1, wherein: the copper seat (12) is contacted with components inside the power amplifier main body (1) and transfers heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023236599.9U CN214381926U (en) | 2020-12-29 | 2020-12-29 | Power amplifier with good heat dissipation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023236599.9U CN214381926U (en) | 2020-12-29 | 2020-12-29 | Power amplifier with good heat dissipation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214381926U true CN214381926U (en) | 2021-10-08 |
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ID=77948429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023236599.9U Active CN214381926U (en) | 2020-12-29 | 2020-12-29 | Power amplifier with good heat dissipation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214381926U (en) |
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2020
- 2020-12-29 CN CN202023236599.9U patent/CN214381926U/en active Active
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