CN207475844U - A kind of new digital power amplifier - Google Patents
A kind of new digital power amplifier Download PDFInfo
- Publication number
- CN207475844U CN207475844U CN201721503828.4U CN201721503828U CN207475844U CN 207475844 U CN207475844 U CN 207475844U CN 201721503828 U CN201721503828 U CN 201721503828U CN 207475844 U CN207475844 U CN 207475844U
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- CN
- China
- Prior art keywords
- power amplifier
- indicator light
- circuit board
- channel circuit
- right channel
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Abstract
The utility model discloses a kind of new digital power amplifiers; including power amplifier main body, upper cover, side plate and front shroud; the bottom of amplitude limit power indicator light is provided with signal strength indicator light; the bottom of overload protection indicator light is provided with indicator light working properly; power amplifier is installed between L channel circuit board and right channel circuit board; the rear end of main control board is equipped with bluetooth module, and the opposite side of power amplifier is equipped with wireless network receiver.The utility model can open and close power supply at a distance by remote manipulator; reach intelligent purpose; the operation of cell phone application remote control digital power amplifier machine can be passed through by wireless network receiver; and pass through amplitude limit power indicator light, signal strength indicator light, overload protection indicator light, the multiple indicator lights of indicator light working properly; it can indicate respectively that power amplifier is working properly, protection is reminded, input signal power is reminded, limitation signal power prompting function, it is convenient for people to use.
Description
Technical field
The utility model is related to a kind of digital power amplifier machine, more particularly to a kind of new digital power amplifier.
Background technology
Digital power amplifier is a kind of amplifier for having the characteristics that small distortion, low noise, dynamic range are big, in the transparent of sound quality
Degree, parsing power, quiet, low frequency the shock dynamics aspect of background is that traditional power amplifier is incomparable, and general digital power amplifier
Machine does not have remote control function, without the prompting function of digital power amplifier machine working condition, is not easy to people's use.
Utility model content
The technical problems to be solved in the utility model is the defects of overcoming the prior art, provides a kind of new digital power amplifier
Machine, can remote control, and by multiple indicator lights, the operating status of digital power amplifier machine can be understood, it is convenient for people to use.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of new digital power amplifier of the utility model, including power amplifier main body, upper cover, side plate and front shroud, it is described on
Lid is located at the both sides of power amplifier main body respectively positioned at the top of power amplifier main body, the side plate, and the front shroud is located at power amplifier
The front end of main body, the upper surface of the front shroud are provided with screw, and the outer surface center of the front shroud is provided with control plane
Plate, the outer surface of the control panel are provided with L channel knob and right channel knob, and L channel knob and right channel knob
It is located at the both ends of control panel respectively, Finite Amplitude power indicator light is set between the L channel knob and right channel knob,
Display screen is provided at the top of the amplitude limit power indicator light, the bottom of the amplitude limit power indicator light is provided with signal strength and refers to
Show lamp, the bottom of the signal strength indicator light is provided with overload protection indicator light, and the bottom of the overload protection indicator light is set
Indicator light working properly is equipped with, the both sides of the control panel are both provided with thermovent, and thermovent is located at the appearance of front shroud
Face, one end of the side plate offer hanging ring, and one end of the hanging ring is mounted with remote manipulator, the power amplifier main body it is interior
Portion is equipped with main control board, and the side of the main control board is equipped with L channel circuit board, the main control board it is another
Side is equipped with right channel circuit board, installs power amplifier between the L channel circuit board and right channel circuit board, institute
The rear end for stating main control board is equipped with bluetooth module, and bluetooth module is located on the inner wall of power amplifier main body, the power
The side of amplifier is equipped with accumulator, and the opposite side of the power amplifier is equipped with wireless network receiver.
As a kind of optimal technical scheme of the utility model, the main control board respectively with L channel circuit board, the right side
Sound channel circuit board, bluetooth module, accumulator, wireless network receiver are electrically connected.
As a kind of optimal technical scheme of the utility model, the power amplifier respectively with L channel circuit board, the right side
Sound channel circuit board is electrically connected.
As a kind of optimal technical scheme of the utility model, the control panel is electrically connected with main control board.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model by remote manipulator can open and close power supply at a distance, reach intelligent purpose, by wireless
Net receiver can be by the operation of cell phone application remote control digital power amplifier machine, and passes through amplitude limit power indicator light, signal strength
Indicator light, overload protection indicator light, the multiple indicator lights of indicator light working properly, can indicate respectively power amplifier it is working properly, protection carry
Awake, input signal power is reminded, limitation signal power prompting function, convenient for people to use.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not form the limitation to the utility model together.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the internal structure schematic diagram of the utility model；
Fig. 3 is the control panel structure diagram of the utility model；
In figure：1st, power amplifier main body；2nd, upper cover；3rd, side plate；4th, front shroud；5th, screw；6th, control panel；7th, L channel revolves
Button；8th, right channel knob；9th, amplitude limit power indicator light；10th, display screen；11st, signal strength indicator light；12nd, overload protection indicates
Lamp；13rd, indicator light working properly；14th, thermovent；15th, hanging ring；16th, remote manipulator；17th, main control board；18th, L channel
Circuit board；19th, right channel circuit board；20th, power amplifier；21st, bluetooth module；22nd, accumulator；23rd, wireless network receiver.
Specific embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
Embodiment is selected to be only used for describing and explaining the present invention, is not used to limit the utility model.
Wherein label identical in attached drawing all refers to identical component.
In addition, if the detailed description of known technology is for showing that it is unnecessary that the utility model is characterized in, then by it
It omits.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to it is attached
Direction in figure, word " interior " and " outer " are referred respectively to towards or away from the direction of particular elements geometric center.
Embodiment 1
As shown in Figs. 1-3, the utility model provides a kind of new digital power amplifier, including power amplifier main body 1, upper cover 2, side
Plate 3 and front shroud 4, upper cover 2 are located at the top of power amplifier main body 1, and side plate 3 is located at the both sides of power amplifier main body 1, front shroud respectively
4 are located at the front end of power amplifier main body 1, and the upper surface of front shroud 4 is provided with screw 5, for the fixation of front shroud 4, front shroud 4
Outer surface center be provided with control panel 6, the outer surface of control panel 6 is provided with L channel knob 7 and right channel knob 8,
And L channel knob 7 is located at the both ends of control panel 6 with right channel knob 8 respectively, is respectively used to 18 He of L channel circuit board
The volume control of right channel circuit board 19 sets Finite Amplitude power indicator light 9, limit between L channel knob 7 and right channel knob 8
The top of width power indicator light 9 is provided with display screen 10, for showing the instruction of the temperature of left channel and right channel and decibel instruction,
The bottom of amplitude limit power indicator light 9 is provided with signal strength indicator light 11, and the bottom of signal strength indicator light 11 is provided with overload
Indicator light 12 is protected, the bottom of overload protection indicator light 12 is provided with indicator light 13 working properly, can indicate respectively that power amplifier works
Normally, protection is reminded, input signal power is reminded, limitation signal power prompting function, and the both sides of control panel 6 are both provided with scattered
Hot mouth 14, and thermovent 14 is located at the outer surface of front shroud 4, convenient for the heat dissipation of digital power amplifier machine, one end of side plate 3 offers extension
Circle 15, one end of hanging ring 15 is mounted with remote manipulator 16, by remote manipulator 16 can open and close power supply at a distance, reach
Intelligent purpose, the inside of power amplifier main body 1 are equipped with main control board 17, and the side of main control board 17 is equipped with L channel
Circuit board 18, the opposite side of main control board 17 are equipped with right channel circuit board 19, L channel circuit board 18 and right channel circuit
Power amplifier 20 is installed, the rear end of main control board 17 is equipped with bluetooth module 21, and bluetooth module 21 between plate 19
On the inner wall of power amplifier main body 1, the side of power amplifier 20 is equipped with accumulator 22, for the confession of digital power amplifier machine
Electricity, the opposite side of power amplifier 20 are equipped with wireless network receiver 23, and network is connected convenient for the built-in programming of main control board 17,
Collection APP is facilitated to pass through wireless network receiver 23 and carries out remote control digital power amplifier machine.
Further, main control board 17 respectively with L channel circuit board 18, right channel circuit board 19, bluetooth module 21,
Accumulator 22, wireless network receiver 23 are electrically connected, and L channel circuit board 18 and right channel electricity are controlled convenient for main control board 17
The work of road plate 19, and can be docked by bluetooth module 21 with mobile phone or bluetooth equipment, music can be carried out, program is cut
It changes, model selection, bluetooth module carries USB and TF card playing function, is built-in with artificial intelligent voice prompt facility, and can carry out
Phone Bluetooth amplifying can make main control board 17 connect wireless network, facilitate mobile phone remote by APP by wireless network receiver 23
The work of process control digital power amplifier machine.
Power amplifier 20 is electrically connected respectively with L channel circuit board 18, right channel circuit board 19, convenient for L channel electricity
Road plate 18 and right channel circuit board 19 pass through 20 amplification of volume of power amplifier.
Control panel 6 is electrically connected with main control board 17, convenient for the operation of main control board 17.
Specifically, L channel knob 7 and right channel knob 8 are provided in the outer surface of control panel 6, and L channel knob
7 are located at the both ends of control panel 6 with right channel knob 8 respectively, are respectively used to L channel circuit board 18 and right channel circuit board
19 volume control sets Finite Amplitude power indicator light 9, amplitude limit power indicator light between L channel knob 7 and right channel knob 8
9 top is provided with display screen 10, for showing the instruction of the temperature of left channel and right channel and decibel instruction, the instruction of amplitude limit power
The bottom of lamp 9 is provided with signal strength indicator light 11, and the bottom of signal strength indicator light 11 is provided with overload protection indicator light 12,
The bottom of overload protection indicator light 12 is provided with indicator light 13 working properly, can indicate respectively power amplifier it is working properly, protection remind,
Input signal power is reminded, limitation signal power prompting function, and one end of hanging ring 15 is mounted with remote manipulator 16, by long-range
Remote controler 16 can open and close power supply at a distance, reach intelligent purpose, L channel circuit board 18 is logical with right channel circuit board 19
20 amplification of volume of overpower amplifier, the rear end of main control board 17 are equipped with bluetooth module 21, pass through 21 energy of bluetooth module
It is enough to be docked with mobile phone or bluetooth equipment, music, program switching, model selection can be carried out, bluetooth module carries USB and TF card
Playing function is built-in with artificial intelligent voice prompt facility, and can carry out phone Bluetooth amplifying, passes through 23 energy of wireless network receiver
Main control board 17 is enough made to connect wireless network, facilitates work of the mobile phone by APP remote control digital power amplifier machines, power amplifier
20 opposite side is equipped with wireless network receiver 23, convenient for the built-in programming connection network of main control board 17, collection APP is facilitated to lead to
It crosses wireless network receiver 23 and carries out remote control digital power amplifier machine.
The utility model by remote manipulator 16 can open and close power supply at a distance, reach intelligent purpose, pass through nothing
Gauze receiver can be by the operation of cell phone application remote control digital power amplifier machine, and passes through amplitude limit power indicator light 9, signal
Strong and weak indicator light 11, overload protection indicator light 12, more than 13 a indicator light of indicator light working properly can indicate respectively power amplifier work just
Often, protection is reminded, input signal power is reminded, limitation signal power prompting function, convenient for people to use.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical solution recorded in foregoing embodiments or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of new digital power amplifier, including power amplifier main body (1), upper cover (2), side plate (3) and front shroud (4), feature
It is, the upper cover (2) is located at the two of power amplifier main body (1) respectively positioned at the top of power amplifier main body (1), the side plate (3)
Side, for the front shroud (4) positioned at the front end of power amplifier main body (1), the upper surface of the front shroud (4) is provided with screw (5),
The outer surface center of the front shroud (4) is provided with control panel (6), and the outer surface of the control panel (6) is provided with left sound
Road knob (7) and right channel knob (8), and L channel knob (7) is located at control panel (6) respectively with right channel knob (8)
Both ends, set Finite Amplitude power indicator light (9) between the L channel knob (7) and right channel knob (8), the amplitude limit is strong
Display screen (10) is provided at the top of weak indicator light (9), the bottom of the amplitude limit power indicator light (9) is provided with signal strength and refers to
Show lamp (11), the bottom of the signal strength indicator light (11) is provided with overload protection indicator light (12), and the overload protection refers to
Show that the bottom of lamp (12) is provided with indicator light working properly (13), the both sides of the control panel (6) are both provided with thermovent
(14), and thermovent (14) is positioned at the outer surface of front shroud (4), and one end of the side plate (3) offers hanging ring (15), the extension
One end of circle (15) is mounted with remote manipulator (16), and the inside of the power amplifier main body (1) is equipped with main control board (17),
The side of the main control board (17) is equipped with L channel circuit board (18), the opposite side installation of the main control board (17)
There is right channel circuit board (19), power amplifier is installed between the L channel circuit board (18) and right channel circuit board (19)
(20), the rear end of the main control board (17) is equipped with bluetooth module (21), and bluetooth module (21) is positioned at power amplifier owner
On the inner wall of body (1), the side of the power amplifier (20) is equipped with accumulator (22), the power amplifier (20) it is another
Side is equipped with wireless network receiver (23).
2. a kind of new digital power amplifier according to claim 1, which is characterized in that the main control board (17) is respectively
With L channel circuit board (18), right channel circuit board (19), bluetooth module (21), accumulator (22), wireless network receiver (23)
It is electrically connected.
3. a kind of new digital power amplifier according to claim 1, which is characterized in that the power amplifier (20) is respectively
It is electrically connected with L channel circuit board (18), right channel circuit board (19).
4. a kind of new digital power amplifier according to claim 1, which is characterized in that the control panel (6) and master control
Circuit board (17) is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721503828.4U CN207475844U (en) | 2017-11-13 | 2017-11-13 | A kind of new digital power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721503828.4U CN207475844U (en) | 2017-11-13 | 2017-11-13 | A kind of new digital power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207475844U true CN207475844U (en) | 2018-06-08 |
Family
ID=62263826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721503828.4U Active CN207475844U (en) | 2017-11-13 | 2017-11-13 | A kind of new digital power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207475844U (en) |
-
2017
- 2017-11-13 CN CN201721503828.4U patent/CN207475844U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |