Utility model content
Based on this, it is necessary to be directed to the problem of conventional power amplifier heat dissipation effect difference, provide a kind of good work(of heat dissipation
Rate multiplying arrangement.
A kind of power amplification device, including:
Cabinet, including front panel, postposition panel and bottom plate, the front panel are oppositely arranged on the postposition panel
The both sides of the bottom plate offer air inlet in the front panel, are offered on the postposition panel and the air inlet connects
Logical air outlet;
(PCC) power is set in the cabinet, and the (PCC) power includes main part and first baffle, the first baffle
Extend along the direction of the front panel to the postposition panel, there are two the first baffle is set, two first baffles
Be oppositely arranged on the bottom plate, and form the first air duct between two first baffles, first air duct with it is described into
Air port and the air outlet are connected to, and the main part is placed in first air duct;
Second baffle, one end of the second baffle are connect with the first baffle, the other end of the second baffle with
The postposition panel connects, and the second air duct, second air duct and first air duct are formed between two second baffles
And the air outlet penetrates through;And
Air extractor is arranged in the air outlet.
Above-mentioned power amplification device, when air extractor works, cabinet inside forms draught head with extraneous, in draught head
Under the action of, extraneous air enters cabinet by air inlet, after air enters cabinet, can pass through the first air duct and the second wind successively
Road, then be discharged from air outlet by air extractor.And air can take away the heat of main part generation when by the first air duct,
Play the role of heat dissipation.Under the restriction effect of first baffle and second baffle, air is able in the flowing space of cabinet inside
Reduce, is conducive to air and radiates to the concentration of (PCC) power, moreover, air extractor can improve air circulation efficiency, heated sky
Gas can be discharged in time, will not be stranded in cabinet, be substantially increased heat dissipation effect.
The first baffle is arranged with the front panel interval in one of the embodiments,.
The first baffle is integrally formed with the second baffle in one of the embodiments,.
The air extractor is aerofoil fan in one of the embodiments,.
The (PCC) power further includes protective cover in one of the embodiments, and the protective cover is located at two described the
It between one baffle, and is located on the main part, the ventilation hole being connected to the air duct is offered on the protective cover.
The ventilation hole is equipped with multiple in one of the embodiments, in matrix arrangement on the protective cover.
The power amplification device further includes control mainboard in one of the embodiments, and the control mainboard is located at institute
It states in cabinet, and is electrically connected with the main part and the air extractor.
The cabinet further includes current limiting plate in one of the embodiments, and the current limiting plate is connect with the front panel,
And the air inlet is covered, the air admission hole being connected to the air inlet is offered on the current limiting plate, the air admission hole is equipped with more
It is a, it is intervally arranged on the current limiting plate.
The cabinet further includes strainer in one of the embodiments, and the strainer is arranged in the front panel, and
Cover the current limiting plate.
The (PCC) power is equipped with multigroup in one of the embodiments, is arranged in the cabinet, the air inlet
Mouth, the air outlet and the air extractor are arranged in a one-to-one correspondence with the (PCC) power, two second baffles and one
The group (PCC) power is correspondingly arranged.
Specific implementation mode
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings to this
The specific implementation mode of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be much to implement different from other manner described here, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific implementation mode opened.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element be considered as with another element " connection " or " connection ", it can be with
It is directly to another element or may be simultaneously present centering elements.Term "and/or" packet used in this specification
Include any and all combinations of one or more relevant Listed Items.
It please refers to Fig.1 and Fig. 3, the power amplification device 10 of an embodiment includes cabinet 100, (PCC) power 200, second
Baffle 300 and air extractor 400, wherein it is in cuboid that cabinet 100 is whole, including front panel 110, postposition panel 120 and
Bottom plate 130, front panel 110 and postposition panel 120 are parallel to each other, and are oppositely arranged on the both sides of bottom plate 130.Front panel
Air inlet 112 is offered on 110, air outlet 122 is offered on postposition panel 120, and air outlet 122 is connected to air inlet 112, outside
The air on boundary can be entered by air inlet 112 inside cabinet 100, and be discharged to the external world from air outlet 122.
(PCC) power 200 is set in cabinet 100, and includes main part 210 and first baffle 220, and first baffle 220 is along preceding
Panel 110 to the direction of postposition panel 120 is set to extend.There are two first baffle 220 is set, two first baffles 220 are relatively set
It sets on bottom plate 130.The first air duct 102, the first air duct 102 and air inlet 112 and outlet air are formed between two first baffles 220
Mouth 122 is connected to, and main part 210 is placed in the first air duct 102, and main part 210 easy tos produce big calorimetric during the work time
Amount.
Second baffle 300 extends along the direction of front panel 110 to postposition panel 120, one end of second baffle 300 and the
One baffle 220 connects, and the other end of second baffle 300 is connect with postposition panel 120.Is formed between two second baffles 300
Two air ducts 104, the second air duct 104 and the first air duct 102 and air outlet 122 penetrate through.Specifically in the present embodiment, second baffle
300 are connected by screw with first baffle 220, one end insertion postposition panel of second baffle 300 being connect with postposition panel 120
In 120.In other embodiments, it can also be used between second baffle 300 and first baffle 220 and postposition panel 120
Other connection types.Alternatively, first baffle 220 can also be integrally formed with second baffle 300.
Air extractor 400 is arranged at air outlet 122, and specifically in the present embodiment, air extractor 400 is brush DC
Aerofoil fan.Using air extractor 400,100 inside of cabinet can be made to generate pressure difference with external environment, accelerate air and enter cabinet
100 and be discharged cabinet 100 speed, to enhance the active heat removal and radiating efficiency of cabinet 100.In other embodiments,
Wind turbine, the air exhauster etc. of air extractor 400 or other forms.
In the present embodiment, when air extractor 400 works, 100 inside of cabinet forms draught head with extraneous, in air pressure
Under the action of difference, extraneous air enters cabinet 100 by air inlet 112, after air enters cabinet 100, can pass through first successively
Air duct 102 and the second air duct 104, then be discharged from air outlet 122 by air extractor 400.And air is passing through the first air duct 102
When, the heat of the generation of main part 210 can be taken away, heat dissipation is played the role of.First baffle 220 is mainly used for second baffle 300
The flow path for limiting air, under the restriction effect of first baffle 220 and second baffle 300, air is inside cabinet 100
The flowing space is reduced, and is conducive to air and is radiated to the concentration of (PCC) power 200, moreover, air extractor 400 can improve air
Circulation efficiency, heated air can be discharged in time, will not be stranded in cabinet 100, be substantially increased heat dissipation effect.
As shown in Figure 1, first baffle 220 is arranged with the interval of front panel 110, design in this way is not only convenient for connecting up, moreover it is possible to
Allow the air from other directions also to enter in the first air duct 102, can also expand into the gas in the first air duct 102
Volume.Certainly, in other embodiments, it is also possible that first baffle 220 is directly connected to front panel 110.
In the present embodiment, (PCC) power 200 is additionally provided with protective cover 230, and protective cover 230 is located at two first baffles
Between 220, and it is located on main part 210.Multiple ventilation holes are offered on protective cover 230, in matrix arrangement in protective cover
On 230, multiple ventilation holes are connected to the first air duct 102.After outside air enters the first air duct 102 by air inlet 112, wear
Multiple ventilation holes on overprotection cover 230 flow to the direction of air outlet 122.Air-flow when across 230 air outlet 122 of protective cover,
Partial heat caused by the main part 210 in protective cover 230 can be taken away.Protective cover 230 can be reinforced on its interior
The structural stability of main part 210 can be with its internal main body of auxiliary protection in the case where cabinet 100 such as is hit at the emergency cases
Portion 210.In addition to this, protective cover 230 can also prevent from being mingled with aerial dust to a certain extent is deposited directly to main body
In portion 210, and influence the normal work of main part 210.It is understood that in other implementations, protective cover 230
It can be omitted.
As shown in Figures 1 and 2, power amplification device 10 further includes current limiting plate 600 and strainer 700, current limiting plate 600 with it is preposition
Panel 110 is connected, and covers in air inlet 112, and strainer 700 covers all current limiting plate 600.It is offered on current limiting plate 600
The air admission hole 602 being connected to air inlet 112, air admission hole 602 be equipped with it is multiple, be intervally arranged on current limiting plate 600.Strainer 700 is set
It sets in front panel 110, and covers current limiting plate 600.Current limiting plate 600 can be arranged at front panel 110 with strainer 700
The same side can also be separately positioned on the both sides of front panel 110.
Current limiting plate 600 can suitably slow down air and enter flowing velocity inside cabinet 100, prevent air velocity excessive and
Influence the normal work of main part 210.And strainer 700 is then filtration, in order to reduce the dust entered inside cabinet 100
Equal impurity.In other embodiments, current limiting plate 600 and strainer 700 can both select one to be configured, or dispense limit
Flowing plate 600 and strainer 700, and multiple holes are directly opened up in front panel 110 to form air inlet 112.
Referring to FIG. 1, in the present embodiment, (PCC) power 200 is provided with multigroup, is arranged on bottom plate 130.Phase
Ying Di, each (PCC) power 200 are correspondingly arranged there are one the air outlet 122 and one of second baffle 300, one of air inlet 112, two
A air extractor 400.Certainly, in other embodiments, (PCC) power 200 can also only be arranged one group.
Further, power amplification device 10 further includes control mainboard 500, and control mainboard 500 is located in cabinet 100, and with
Main part 210 and air extractor 400 are electrically connected.And when (PCC) power 200 is equipped with multigroup, multigroup (PCC) power 200 is also all
A control mainboard 500 is shared, to reduce the wasting of resources.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.