CN206042646U - Power amplifier machine case is adjusted in heat dissipation - Google Patents
Power amplifier machine case is adjusted in heat dissipation Download PDFInfo
- Publication number
- CN206042646U CN206042646U CN201620982527.3U CN201620982527U CN206042646U CN 206042646 U CN206042646 U CN 206042646U CN 201620982527 U CN201620982527 U CN 201620982527U CN 206042646 U CN206042646 U CN 206042646U
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- power amplifier
- radiating
- cabinet
- fin
- convection fan
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Abstract
The utility model relates to a power amplifier machine case is adjusted in heat dissipation, including quick -witted case, set up at the case lid on quick -witted case upper portion, set up electric source plate, shielding case, controller and power amplifier circuit board in quick -witted incasement portion, be provided with the heat dissipation boss that is used for installing power amplifier circuit board on the bottom plate of machine case, the heat radiation fins that heat dissipation boss bottom transversely was provided with, heat radiation fins's lateral part is provided with convection fan, the lateral wall of machine case is provided with the ventilation window that corresponds with convection fan, quick -witted incasement portion be provided with temperature sensor, convection fan and temperature sensor be connected with the controller electricity. A power amplifier machine case is adjusted in heat dissipation, can the real time monitoring temperature, prevent quick -witted incasement high temperature, the energy can be saved.
Description
Technical field
This utility model is related to power amplifier box field, and a kind of especially radiating adjusts power amplifier box.
Background technology
Power amplifier (English name：PowerAmplifier), referred to as " power amplifier ", refer to the condition in given distortion rate
Under, maximum power output can be produced to drive the amplifier of a certain load (such as speaker).Power amplifier is in whole sound equipment system
The pivotal role of " tissue, coordination " is served in system, decides that can whole system provide good tonequality to a certain extent
Output, rear class amplifying circuit of the audio-frequency power amplifier as electronic equipments such as sound equipments, its Main Function are by the sound of prime
Frequency signal amplifies to promote loaded work piece, obtains good sound effect.With the continuous development of electronic technology, integrated circuit quilt
It is widely used in various electronic circuit, the development of electronic technology also have impact on the development of electrical apparatus industry, power amplifier is setting
Count and functionally also constantly update, power amplification circuit constantly develops towards modularity, miniaturization and integrated direction.Therefore
The cooling requirements of power amplifier box also more and more higher, the radiator fan of present power amplifier box is usually that continuous firing is radiated,
The speed of radiator fan can not be adjusted.
Utility model content
The technical problems to be solved in the utility model is：In order to overcome it is above-mentioned present in problem, there is provided a kind of radiating
Adjust power amplifier box, can monitor in real time temperature, prevent temperature in chassis too high, save energy.
This utility model solves the technical scheme adopted by its technical problem：A kind of radiating adjusts power amplifier box, including
Cabinet, the case lid for being arranged on cabinet top, the power panel for being arranged on cabinet inside, shielding box, controller and power amplifier plate, institute
State the radiating boss being provided with the base plate of cabinet for installing power amplifier plate；What the radiating boss bottom was horizontally arranged with
Radiating fin, the sidepiece of radiating fin are provided with convection fan；The side wall of the cabinet is provided with corresponding with convection fan logical
Air regulator；Described cabinet inside is provided with temperature sensor；Described convection fan with temperature sensor is and controller is electric
Connection.
Preferably, described convection fan is driven by frequency conversion motor.
Preferably, described case lid top is provided with multiple vent windows.
Preferably, being provided with TIP and fin on rear side of described cabinet, fin is provided in input face
The both sides of plate.
Preferably, described fin is horizontally set.
Preferably, the thickness of the fin is 2mm, height is 3mm, and the distance between abutting fins are 5mm.
Preferably, described fin is integral structure with the rear wall of cabinet.
The beneficial effects of the utility model are：A kind of radiating adjusts power amplifier box, can monitor in real time temperature, prevent cabinet
Interior temperature spends height, causes the service life reduction of case internal circuit components and parts；And convection current wind can be adjusted according to the temperature intelligent in cabinet
The rotating speed of fan, save energy.
Description of the drawings
With reference to the accompanying drawings and examples this utility model is further illustrated.
The overall structure diagram that Fig. 1 is described in the utility model ...；
Fig. 2 is described in the utility model ... structural representation.
Specific embodiment
This utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Basic structure of the present utility model is only illustrated in a schematic way, therefore which only shows the composition relevant with this utility model.
A kind of radiating as shown in Figure 1, 2 adjusts power amplifier box, including cabinet 1, is arranged on the case lid 2 on 1 top of cabinet, sets
Power panel 3 inside cabinet 1, shielding box 4, controller 5 and power amplifier plate 6 is put, on the base plate of the cabinet 1, use is provided with
In the radiating boss 7 for installing power amplifier plate 6；The radiating fin 71 that 7 bottom of the radiating boss is horizontally arranged with, radiating fin
71 sidepiece is provided with convection fan 72；The side wall of the cabinet 1 is provided with and 72 corresponding vent window 11 of convection fan；It is described
Cabinet 1 be internally provided with temperature sensor 8；Temperature sensor 8 has three, is respectively arranged in bottom surface, side and top surface, institute
The convection fan 72 stated is to electrically connect with controller 5 with temperature sensor 8.Controller 5 adopts plc Programmable Logic Controllers, leads to
Excess temperature sensor 8 detect it is too high when；Convection fan 72 is started by plc controllers, active radiating is carried out.
Described convection fan 72 is driven by frequency conversion motor.During using frequency conversion motor, by plc Programmable Logic Controllers,
Frequency conversion motor speed is adjusted, so as to control the rotating speed of convection fan 72, its good heat dissipation effect, and energy-conservation.
Described 2 top of case lid is provided with multiple vents 21.Further enhance radiating effect.
The rear side of described cabinet 1 is provided with TIP 12 and fin 13, and fin 13 is provided in TIP
12 both sides.Further enhance radiating effect.
Described fin 13 is horizontally set.Its transverse convection speed than longitudinal corresponding speed faster, is further enhanced
Radiating effect.
The thickness of the fin 13 is 2mm, and height is 3mm, and the distance between abutting fins 13 are 5mm.Using this
Plant the heat transfer efficiency of the fin of size design.
Described fin 13 is integral structure with the rear wall of cabinet 1；It is integrally formed, reduces cost.
A kind of radiating described in the utility model adjusts power amplifier box, can monitor in real time temperature, prevent temperature in chassis
It is too high, cause the service life reduction of case internal circuit components and parts；And turning for convection fan can be adjusted according to the temperature intelligent in cabinet
Speed, when temperature in chassis is low, convection fan is closed, and reduces unnecessary noise, save energy.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited to new technical scope in description, it is necessary to determine its technology according to right
Property scope.
Claims (7)
1. a kind of radiating adjusts power amplifier box, including cabinet, is arranged on the case lid on cabinet top, is arranged on the power supply of cabinet inside
Plate, shielding box, controller and power amplifier plate, it is characterised in that：It is provided with the base plate of the cabinet for installing power amplifier electricity
The radiating boss of road plate；The radiating fin that the radiating boss bottom is horizontally arranged with, the sidepiece of radiating fin are provided with convection current
Fan；The side wall of the cabinet is provided with vent window corresponding with convection fan；Described cabinet inside is provided with temperature sensing
Device；Described convection fan is electrically connected with the controller with temperature sensor.
2. a kind of radiating according to claim 1 adjusts power amplifier box, it is characterised in that：Described convection fan is by becoming
Frequency Motor drive.
3. a kind of radiating according to claim 1 adjusts power amplifier box, it is characterised in that：Described case lid top is provided with
Multiple vent windows.
4. a kind of radiating according to claim 1 adjusts power amplifier box, it is characterised in that：The rear side of described cabinet is arranged
There are TIP and fin, fin is provided in the both sides of TIP.
5. a kind of radiating according to claim 4 adjusts power amplifier box, it is characterised in that：Described fin is laterally to set
Put.
6. a kind of radiating according to claim 4 adjusts power amplifier box, it is characterised in that：The thickness of the fin is
2mm, height is 3mm, and the distance between abutting fins are 5mm.
7. a kind of radiating according to claim 4 adjusts power amplifier box, it is characterised in that：Described fin and cabinet
Rear wall is integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982527.3U CN206042646U (en) | 2016-08-30 | 2016-08-30 | Power amplifier machine case is adjusted in heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982527.3U CN206042646U (en) | 2016-08-30 | 2016-08-30 | Power amplifier machine case is adjusted in heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206042646U true CN206042646U (en) | 2017-03-22 |
Family
ID=58303496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620982527.3U Active CN206042646U (en) | 2016-08-30 | 2016-08-30 | Power amplifier machine case is adjusted in heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206042646U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517579A (en) * | 2017-10-25 | 2017-12-26 | 成都西井科技有限公司 | A kind of radiator of power amplifier |
| CN107705536A (en) * | 2017-10-25 | 2018-02-16 | 成都西井科技有限公司 | Remote switch for function amplifier |
-
2016
- 2016-08-30 CN CN201620982527.3U patent/CN206042646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517579A (en) * | 2017-10-25 | 2017-12-26 | 成都西井科技有限公司 | A kind of radiator of power amplifier |
| CN107705536A (en) * | 2017-10-25 | 2018-02-16 | 成都西井科技有限公司 | Remote switch for function amplifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 510000 803, Tian'an science and technology development building, Panyu energy saving science and Technology Park, No. 555, Panyu Avenue North, Donghuan street, Panyu District, Guangzhou City, Guangdong Province Patentee after: Tianma Technology (Guangdong) Co.,Ltd. Address before: 101, No. 3, Wangbo 3rd Street South, Dongsha Village, Donghuan Street, Panyu District, Guangzhou City, Guangdong Province, 510000 (location: B301) (can be used as a workshop) Patentee before: GUANGZHOU YUESHENG ELECTRONIC TECHNOLOGY CO.,LTD. |