CN215991700U

CN215991700U - Multi-channel power amplifier device

Info

Publication number: CN215991700U
Application number: CN202121812259.8U
Authority: CN
Inventors: 吉峰
Original assignee: SHANGHAI QISHENG ELECTRICAL APPLIANCES CO Ltd
Current assignee: SHANGHAI QISHENG ELECTRICAL APPLIANCES CO Ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-08
Anticipated expiration: 2031-08-05

Abstract

The utility model relates to the technical field of power amplifiers, and discloses a multichannel power amplifier device which comprises a case, wherein an air inlet is formed in the side edge of the case, a semiconductor refrigerator is arranged in the air inlet, a fan inlet machine is fixedly connected to the side edge of the semiconductor refrigerator, a fan outlet machine is arranged on the side edge of the case, an object placing groove is formed in the surface of the case, a movable sliding cover is arranged on the side edge of the object placing groove, and a partition plate is fixedly connected to the inside of the object placing groove. This multichannel power amplifier device, through the connection and the effect of parts such as quick-witted case, air intake, semiconductor refrigerator, air inlet fan machine and air outlet fan machine, quick-witted case sets up installation air intake and air outlet fan machine, and the air intake is connected with semiconductor refrigerator, and semiconductor refrigerator is connected with air inlet fan machine, reaches the effective effluvium of enhancement air cycle heat, and semiconductor refrigeration cooling easy operation guarantees inside components and parts increase of service life's effect.

Description

Multi-channel power amplifier device

Technical Field

The utility model relates to the technical field of power amplifiers, in particular to a multi-channel power amplifier device.

Background

A power amplifier is an electronic amplifier intended to increase the power amplitude of a given input signal to a level sufficient to drive the load of an output device such as a speaker, an earphone and an RF transmitter, unlike a voltage/current amplifier, which is designed to directly drive a load and serve as a final module in an amplification chain, the input signal of the power amplifier must be above a certain threshold, and therefore, instead of directly passing the original audio/RF signal to the power amplifier, it is pre-amplified using a current/voltage amplifier and sent as input to the power amplifier after necessary modification; in the use process of the multi-channel power amplifier, most heat is generated by operation of internal components, a common heat dissipation device is difficult to dissipate efficiently, the internal components are prone to heating damage, and normal use of equipment is affected.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a multi-channel power amplifier device which has the advantages of strengthening effective dissipation of air circulation heat, being simple in semiconductor refrigeration and cooling operation, guaranteeing the service life of internal components and the like, and solves the problems that most of heat is generated during operation of the internal components, the heat of the internal components is easily damaged due to the fact that a common heat dissipation device is difficult to dissipate efficiently, and normal use of equipment is affected.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a multichannel power amplifier device, includes quick-witted case, the air intake has been seted up to quick-witted case side, air intake internally mounted has the semiconductor refrigeration ware, semiconductor refrigeration ware side fixedly connected with advances fan machine, the fan machine is installed out to quick-witted case side, machine case surface is provided with puts the thing groove, machine case surface mounting has portable.

Preferably, put the thing groove side and be provided with the removal sliding closure, put the inside fixedly connected with division board of thing groove, the data USB flash disk has been placed at the division board top, put the inside remote controller of having placed of thing inslot, put the thing inslot portion and be provided with the USB socket, remove the sliding closure and close and put the thing groove, close protection data USB flash disk and remote controller.

Preferably, a movable groove is formed in the surface of the case, a movable rotating column is fixedly connected inside the movable groove, the movable rotating column is connected with the portable piece, the portable piece is arranged inside the movable groove, and the portable piece is folded and unfolded in the movable groove by the aid of the movable rotating column.

Preferably, the surface of the case is provided with a knob adjusting piece, the right side of the knob adjusting piece is provided with a display screen, the right side of the display screen is provided with an operation key, the knob adjusting piece and the operation key control the case, and the case looks up contents by means of the display screen.

Preferably, there are a plurality of the fan feeding machines and the semiconductor refrigerators, and the plurality of the fan feeding machines and the plurality of the semiconductor refrigerators are distributed on two sides of the case, so that the air circulation balance inside the case is enhanced, and the refrigeration and cooling are comprehensive and effective.

Preferably, the operating key with put the thing groove and set up at the activity groove side, the portable opens and covers the operating key and put the thing groove, the portable opens the protection and puts thing groove and operating key, reduces to put thing groove and operating key and suffers artificial touching.

Compared with the prior art, the utility model provides a multi-channel power amplifier device, which has the following beneficial effects:

1. this multichannel power amplifier device, through the connection and the effect of parts such as quick-witted case, air intake, semiconductor refrigerator, air inlet fan machine and air outlet fan machine, fan machine and air outlet fan machine are advanced in the installation of quick-witted case setting, and the air intake is connected with semiconductor refrigerator, and semiconductor refrigerator is connected with air inlet fan machine, reaches and strengthens the effective effluvium of air cycle heat, and semiconductor refrigeration cooling easy operation guarantees inside components and parts increase of service life's effect.

2. This multichannel power amplifier device, through the quick-witted case, put the thing groove, remove the sliding closure, the division board, data USB dish, the connection and the effect of parts such as remote controller and USB socket, machine case surface sets up puts the thing groove, puts the thing groove side and sets up the removal sliding closure, puts the thing groove and is connected with the division board, puts inside data USB dish and the remote controller of placing of thing groove, puts the inside USB socket that sets up of thing groove, reaches important article and deposits safely, prevents to lose and seeks easily, effectively separates the effect of convenient arrangement.

3. This multichannel power amplifier device, through the connection and the effect of parts such as quick-witted case, portable, activity groove and activity column spinner, machine case surface sets up the activity groove, and the activity inslot portion is connected with the activity column spinner, and the activity column spinner is connected with portable, reaches folding the saving space of accomodating, reduces to block and makes things convenient for other part operations, extends the effect of opening auxiliary assembly fast migration.

Drawings

FIG. 1 is a top view of the structure of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a front view of the structure of the present invention;

FIG. 4 is an enlarged view of the utility model at B in FIG. 3.

Wherein: 1. a chassis; 2. an air inlet; 3. a semiconductor refrigerator; 4. a fan inlet machine; 5. a fan discharging machine; 6. a storage groove; 7. a handle; 8. moving the sliding cover; 9. a partition plate; 10. a data U disk; 11. a remote controller; 12. a USB socket; 13. a movable groove; 14. a movable rotating column; 15. a knob adjustment member; 16. a display screen; 17. an operation key.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a multi-channel power amplifier device includes a case 1, a movable slot 13 is formed on a surface of the case 1, a movable rotating column 14 is fixedly connected inside the movable slot 13, the movable rotating column 14 is connected with a portable element 7, the portable element 7 is arranged inside the movable slot 13, the portable element 7 is folded and unfolded in the movable slot 13 by the movable rotating column 14, a knob adjusting element 15 is arranged on the surface of the case 1, a display screen 16 is arranged on a right side of the knob adjusting element 15, an operation key 17 is arranged on a right side of the display screen 16, the knob adjusting element 15 and the operation key 17 control the case, the case 1 looks up contents by the display screen 16, the operation key 17 and the object placing slot 6 are arranged on a side of the movable slot 13, the portable element 7 opens and covers the operation key 17 and the object placing slot 6, the portable element 7 opens and protects the object placing slot 6 and the operation key 17, thereby reducing the object placing slot 6 and the operation key 17 from being touched by human, an air inlet 2 is arranged at the side edge of a case 1, a semiconductor refrigerator 3 is arranged in the air inlet 2, the semiconductor refrigerator 3 has the characteristics of no noise, no vibration, no refrigerant, small volume, light weight and the like, the work is reliable, the operation is simple and convenient, and the cold quantity adjustment is easy to carry out, a plurality of fan inlets 4 are fixedly connected with the side edge of the semiconductor refrigerator 3, the plurality of fan inlets 4 and the plurality of semiconductor refrigerators 3 are distributed at the two sides of the case 1, the air circulation balance in the case 1 is enhanced, the refrigeration and cooling are comprehensive and effective, a fan outlet 5 is arranged at the side edge of the case 1, the fan inlets 4 and the fan outlet 5 are arranged on the case 1 through the connection and the action of the case 1, the air inlets 2, the semiconductor refrigerator 3, the air inlets 2 are connected with the semiconductor refrigerator 3, the semiconductor refrigerator 3 is connected with the fan feeding machine 4 to achieve the effect of enhancing the effective dissipation of air circulation heat, the semiconductor refrigeration cooling operation is simple, and the effect of prolonging the service life of internal components is ensured, the surface of the case 1 is provided with a storage groove 6, the side edge of the storage groove 6 is provided with a movable sliding cover 8, the interior of the storage groove 6 is fixedly connected with a separation plate 9, the top of the separation plate 9 is provided with a data U disk 10, the interior of the storage groove 6 is provided with a remote controller 11, the interior of the storage groove 6 is provided with a USB socket 12, the movable sliding cover 8 closes the storage groove 6 and closes and protects the data U disk 10 and the remote controller 11, through the connection and the action of the case 1, the storage groove 6, the side edge of the storage groove 6 is provided with the movable sliding cover 8, the storage groove 6 is connected with the separation plate 9, put inside data USB flash disk 10 and the remote controller 11 of placing of thing groove 6, put the inside USB socket 12 that sets up of thing groove 6, it deposits to reach important article safety, prevent to lose and look for easily, effectively separate the effect of convenient arrangement, machine case 1 surface mounting has hand piece 7, hand piece 7 distributes in machine case 1 left and right sides, it is balanced hard, the operation is stable, through machine case 1, hand piece 7, the connection and the effect of parts such as activity groove 13 and activity column spinner 14, machine case 1 surface sets up activity groove 13, activity groove 13 is inside to be connected with activity column spinner 14, activity column spinner 14 is connected with hand piece 7, reach folding the saving space of accomodating, the reduction blocks the effect that makes things convenient for other parts to operate, the auxiliary assembly fast migration is opened in the extension.

When the USB flash disk is used, the operation key 17 is turned on, the multichannel power amplifier is operated, the knob adjusting piece 15 controls the device to be arranged in a partition mode, related operation contents and device states are accurately read through the display screen 16, the movable sliding cover 8 is pushed open, the object placing groove 6 is opened, the remote controller 11 can be taken out for use, the data USB flash disk 10 can be found on the partition plate 9 and is plugged into the USB socket 12, and data exchange and use are carried out; in the use process of the multi-channel power amplifier, the semiconductor refrigerator 3, the fan inlet machine 4 and the fan outlet machine 5 are all in operation, the fan inlet machine 4 blows air into the case 1, the fan outlet machine 5 exhausts the air in the case 1, circulation is accelerated, the semiconductor refrigerator 3 starts refrigeration, the fan inlet machine 4 blows cold air around and inside the semiconductor refrigerator 3 into the case 1, components in the case 1 are cooled more effectively, and the safe, stable and long-term use of the components in the case 1 is guaranteed; the multi-channel power amplifier needs to be moved, the hand-held piece 7 is found, when the hand-held piece 7 is pulled out from the movable groove 13, the hand-held piece 7 rotates along the movable rotating column 14 and is opened in the movable groove 13, the other hand-held piece 7 is opened by the same operation, the two hands respectively hold the hand-held pieces 7 on the left side and the right side of the case 1 and are lifted up forcibly, and the case 1 can be moved after being lifted up.

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

Claims

1. A multi-channel power amplifier device comprising a cabinet (1), characterized in that: air intake (2) have been seted up to quick-witted case (1) side, air intake (2) internally mounted has semiconductor refrigerator (3), fan machine (4) are advanced to semiconductor refrigerator (3) side fixedly connected with, fan machine (5) are installed out to quick-witted case (1) side, quick-witted case (1) surface is provided with puts thing groove (6), quick-witted case (1) surface mounting has portable (7).

2. A multi-channel power amplifier arrangement according to claim 1, characterized in that: put thing groove (6) side and be provided with removal sliding closure (8), put the inside fixedly connected with division board (9) of thing groove (6), data USB flash disk (10) have been placed at division board (9) top, put thing groove (6) inside and placed remote controller (11), it is provided with USB socket (12) to put thing groove (6) inside.

3. A multi-channel power amplifier arrangement according to claim 1, characterized in that: a movable groove (13) is formed in the surface of the case (1), a movable rotating column (14) is fixedly connected inside the movable groove (13), and the movable rotating column (14) is connected with the portable piece (7).

4. A multi-channel power amplifier arrangement according to claim 1, characterized in that: the surface of the case (1) is provided with a knob adjusting piece (15), the right side of the knob adjusting piece (15) is provided with a display screen (16), and the right side of the display screen (16) is provided with an operating key (17).

5. A multi-channel power amplifier arrangement according to claim 1, characterized in that: the number of the fan feeding machines (4) and the number of the semiconductor refrigerators (3) are multiple, and the plurality of the fan feeding machines (4) and the plurality of the semiconductor refrigerators (3) are distributed on two sides of the case (1).

6. A multi-channel power amplifier arrangement according to claim 4, characterized in that: the operating key (17) and the article holding groove (6) are arranged on the side of the movable groove (13), and the portable piece (7) is opened and covers the operating key (17) and the article holding groove (6).