CN216905184U

CN216905184U - Highly integrated switching power supply power amplifier

Info

Publication number: CN216905184U
Application number: CN202123259196.0U
Authority: CN
Inventors: 欧阳遵喜
Original assignee: Guangzhou Dolsi Audio Equipment Co ltd
Current assignee: Guangzhou Dolsi Audio Equipment Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-07-05
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to the technical field of switch power amplifiers, and discloses a highly integrated switch power amplifier, which comprises a shell, wherein an integrated partition plate is fixedly arranged on the inner bottom wall of the shell, and a mounting mechanism for integrally mounting on the integrated partition plate is arranged at the top of the integrated partition plate. This highly integrated switching power supply power amplifier, through the mounting groove, the staple, the fixed slot, the circular slot, the cooperation of draw-in groove and fixture block is used, the mounting groove, the fixed slot, circular slot and draw-in groove can be with integrated circuit board, high frequency transformer, electric capacity and filter element all insert to the integrated baffle of casing on, give fixedly with integrated circuit board with the staple, the plastics fixture block can be with high frequency transformer, electric capacity and filter element are given blocking, high frequency transformer has been restricted, electric capacity and filter element's activity, effectively with integrated circuit board, high frequency transformer, electric capacity and filter element integration are installed in switching power supply power amplifier, highly integrated problem has been solved.

Description

Highly integrated switching power supply power amplifier

Technical Field

The utility model relates to the technical field of switch power supply power amplification, in particular to a highly integrated switch power supply power amplifier.

Background

The power amplifier is a power amplifier, and generally refers to a most basic device in an acoustic system, commonly called a loudspeaker, and has the task of amplifying a weak electric signal from a signal source to drive a loudspeaker to make a sound, and also refers to other devices for power amplification.

When the existing switching power supply power amplifier is used, some devices are not arranged and integrated in the power amplifier, but are respectively dispersed in each device and cannot be highly integrated, so that connecting wires between the devices are increased, the use is influenced, and the problem of the prior switching power supply power amplifier is solved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a highly integrated switch power supply power amplifier, which has the advantage of high integration and solves the problem of high integration.

In order to achieve the purpose of high integration, the utility model provides the following technical scheme: the utility model provides a highly integrated switching power supply power amplifier, includes the casing, the interior diapire fixed mounting of casing has integrated baffle, the top of integrated baffle is provided with and is used for the integrated installation mechanism of installing on integrated baffle, installation mechanism includes mounting groove, lock nail, fixed slot, circular slot, draw-in groove and fixture block, the mounting groove has been seted up at the top of integrated baffle, the interior diapire threaded connection who has the lock nail of mounting groove, the circular slot has been seted up at the top of integrated baffle and the outside that is located the fixed slot, the draw-in groove has been seted up at the top of integrated baffle and the outside fixed mounting that is located mounting groove, fixed slot, circular slot and draw-in groove, the top of integrated baffle has the fixture block.

Furthermore, the inner wall of the mounting groove is inserted with an integrated circuit board, and a fixing hole inserted with the locking nail is formed in the integrated circuit board.

Furthermore, a high-frequency transformer is inserted into the inner wall of the fixing groove, the outer surface of the high-frequency transformer is clamped with a clamping block, the clamping block is L-shaped, and the clamping block is a plastic layer.

Furthermore, the inner wall of the circular groove is inserted with a capacitor, the outer surface of the capacitor is clamped with the clamping block, the inner wall of the clamping groove is inserted with a filter element, and the outer surface of the filter element is clamped with the clamping block.

Further, the top of integrated baffle just is located fixed mounting and has the shield panel between mounting groove and the fixed slot, the quantity of shield panel is two, the inner wall fixed mounting of shield panel and casing.

Further, roof fixed mounting of casing has the joint, the outside threaded connection that the top of casing just is located the joint has connecting bolt, connecting bolt's surface rotates and is connected with the protection piece, the upper surface of protection piece and casing contacts.

Further, the bottom of the shell is fixedly provided with a fan, and the bottom of the shell and the back of the fan are fixedly provided with radiating fins.

Furthermore, the bottom of the radiating fin is provided with a through groove, and the radiating fin is wavy.

Compared with the prior art, the utility model provides a highly integrated switch power amplifier, which has the following beneficial effects:

the highly integrated switch power supply power amplifier is characterized in that an integrated circuit board, a high-frequency transformer, a capacitor and a filter element can be inserted into an integrated partition plate of a shell through the matching use of a mounting groove, a locking nail, a fixing groove, a circular groove, a clamping groove and a clamping block, the integrated circuit board is fixed through the locking nail, the high-frequency transformer, the capacitor and the filter element can be clamped through a plastic clamping block, the movement of the high-frequency transformer, the capacitor and the filter element is limited, the integrated circuit board, the high-frequency transformer, the capacitor and the filter element are effectively integrated and installed in the switch power supply power amplifier, the wavy heat dissipation fins can increase the heat dissipation area at the bottom of the shell through the matching use of the heat dissipation fins, the through grooves and the fan, the heat dissipation fins can dissipate heat more quickly, and the heat dissipation fins are not separated from one another, the radiating fins can be replaced in a circulating manner, the radiating effect of the highly integrated power amplifier of the switching power supply is improved, and the problem of high integration is solved.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

FIG. 2 is a top view of a structural integrated separator plate of the present invention;

FIG. 3 is a diagram illustrating a fixture block of the present invention;

fig. 4 is a top view of a structural shell of the present invention.

Fig. 5 is a bottom view of the structural shell of the present invention.

In the figure: the high-frequency transformer comprises a shell 1, an integrated partition plate 2, a mounting groove 3, an integrated circuit board 4, a locking nail 5, a shielding plate 6, a fixing groove 7, a high-frequency transformer 8, a circular groove 9, a capacitor 10, a clamping groove 11, a filter element 12, a clamping block 13, a joint 14, a connecting bolt 15, a protective block 16, a heat dissipation fin 17, a through groove 18 and a fan 19.

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. 1-2, a highly integrated power amplifier for a switching power supply comprises a housing 1, an integrated partition 2 is fixedly installed on an inner bottom wall of the housing 1, a mounting mechanism for integrally installing on the integrated partition 2 is arranged on the top of the integrated partition 2, the mounting mechanism comprises an installation groove 3, a locking pin 5 and a fixing groove 7, circular slot 9, draw-in groove 11 and fixture block 13, mounting groove 3 has been seted up at integrated baffle 2's top, there is mounting groove 3's interior diapire threaded connection to have lock pin 5, it has integrated circuit board 4 to peg graft to the inner wall of mounting groove 3, the fixed orifices of pegging graft with lock pin 5 is seted up to integrated circuit board 4's inside, integrated baffle 2's top just is located fixed mounting between mounting groove 3 and the fixed slot 7 has shield plate 6, shield plate 6's quantity is two, shield plate 6 and casing 1's inner wall fixed mounting, be used for carrying out signal shielding, avoid causing the interference to switching power supply power amplifier.

Wherein, the inner wall of fixed slot 7 is inserted with high frequency transformer 8 for install high frequency transformer 8, integrated baffle 2's top and the outside that is located fixed slot 7 have seted up circular slot 9, be used for installing electric capacity 10, the inner wall of circular slot 9 is inserted with electric capacity 10, integrated baffle 2's top and the outside that is located circular slot 9 have seted up draw-in groove 11, draw-in groove 11 is used for installing filter element 12, draw-in groove 11's inner wall is inserted with filter element 12, integrated baffle 2's top and the outside that is located mounting groove 3, fixed slot 7, circular slot 9 and draw-in groove 11 fixedly install fixture block 13, mounting groove 3, fixed slot 7, circular slot 9 and draw-in groove 11 can all insert integrated circuit board 4, high frequency transformer 8, electric capacity 10 and filter element 12 to integrated baffle 2 of casing 1, give fixed integrated circuit board 4 with lock pin 5, plastic fixture block 13 can be with high frequency transformer 8, The capacitor 10 and the filter element 12 are clamped, so that the movement of the high-frequency transformer 8, the capacitor 10 and the filter element 12 is limited, the integrated circuit board 4, the high-frequency transformer 8, the capacitor 10 and the filter element 12 are effectively integrated and installed in the power amplifier of the switch power supply, and the outer surface of the high-frequency transformer 8, the outer surface of the capacitor 10 and the outer surface of the filter element 12 are clamped with the clamping block 13.

Referring to fig. 3, the latch 13 is L-shaped, the latch 13 is a plastic layer, and the latch 13 can be pulled by the plastic layer, so that the latch 13 can latch the high-frequency transformer 8, the capacitor 10 and the filter element 12.

Referring to fig. 4, a connector 14 is fixedly mounted on the top wall of the housing 1, the connector 14 is fixedly connected with the capacitor 10, a connecting bolt 15 is connected to the top of the housing 1 and located on the outer side of the connector 14 through a thread, a protective block 16 is rotatably connected to the outer surface of the connecting bolt 15, the protective block 16 contacts with the upper surface of the housing 1, and the connecting bolt 15 is screwed, so that the protective block 16 can move and gradually contact with the housing 1, and the connector 14 is protected.

Referring to fig. 5, a fan 19 is fixedly installed at the bottom of the housing 1, a heat dissipating fin 17 is fixedly installed at the bottom of the housing 1 and on the back of the fan 19, a through groove 18 is formed at the bottom of the heat dissipating fin 17 to increase the contact area between air, the heat dissipating fin 17 is wavy, the heat dissipating area between the heat dissipating fin 17 and the housing 1 is increased, and the heat dissipating effect is better.

The beneficial effects of the above embodiment are as follows:

the highly integrated switch power amplifier can insert the integrated circuit board 4, the high-frequency transformer 8, the capacitor 10 and the filter element 12 onto the integrated partition board 2 of the shell 1 through the matching use of the mounting groove 3, the locking nail 5, the fixing groove 7, the circular groove 9, the clamping groove 11 and the clamping block 13, the integrated circuit board 4 is fixed by the locking nail 5, the plastic clamping block 13 can clamp the high-frequency transformer 8, the capacitor 10 and the filter element 12, the movement of the high-frequency transformer 8, the capacitor 10 and the filter element 12 is limited, the integrated circuit board 4, the high-frequency transformer 8, the capacitor 10 and the filter element 12 are effectively and integrally installed in the switch power amplifier, the heat radiation area at the bottom of the shell 1 can be increased through the matching use of the heat radiation fins 17, the through grooves 18 and the fan 19 by the wavy heat radiation fins 17, so that the shell 1 can radiate heat more quickly, the fan 19 can blow heat on the radiating fins 17, and the radiating fins 17 are not provided with partitions, so that the radiating fins 17 can be replaced in a circulating manner, the radiating effect of the highly integrated switch power supply power amplifier is improved, and the problem of high integration is solved.

The electrical components shown herein are electrically connected to a main controller and a power supply, the main controller can be a conventional known device controlled by a computer, and the conventional power connection technology disclosed in the prior art is not described in detail herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

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. The utility model provides a highly integrated switching power supply power amplifier, includes casing (1), the interior diapire fixed mounting of casing (1) has integrated baffle (2), its characterized in that: the top of the integrated partition plate (2) is provided with an installation mechanism for integrally installing the integrated partition plate (2);

installation mechanism includes mounting groove (3), staple (5), fixed slot (7), circular slot (9), draw-in groove (11) and fixture block (13), mounting groove (3) have been seted up at the top of integrated baffle (2), there is interior diapire threaded connection of mounting groove (3) to have staple (5), circular slot (9) have been seted up at the top of integrated baffle (2) and the outside that is located fixed slot (7), draw-in groove (11) have been seted up at the top of integrated baffle (2) and the outside that is located circular slot (9), the outside fixed mounting that the top of integrated baffle (2) just is located mounting groove (3), fixed slot (7), circular slot (9) and draw-in groove (11) has fixture block (13).

2. The highly integrated switching power amplifier of claim 1, wherein: the inner wall of the mounting groove (3) is spliced with an integrated circuit board (4), and a fixing hole spliced with the locking nail (5) is formed in the integrated circuit board (4).

3. The highly integrated switching power amplifier of claim 1, wherein: the inner wall of the fixing groove (7) is inserted with a high-frequency transformer (8), the outer surface of the high-frequency transformer (8) is clamped with a clamping block (13), the clamping block (13) is L-shaped, and the clamping block (13) is a plastic layer.

4. The highly integrated power amplifier for a switching power supply of claim 1, wherein: the inner wall of the circular groove (9) is inserted with a capacitor (10), the outer surface of the capacitor (10) is clamped with the clamping block (13), the inner wall of the clamping groove (11) is inserted with a filter element (12), and the outer surface of the filter element (12) is clamped with the clamping block (13).

5. The highly integrated switching power amplifier of claim 1, wherein: the top of integrated baffle (2) just is located between mounting groove (3) and fixed slot (7) fixed mounting and has shield plate (6), the quantity of shield plate (6) is two, the inner wall fixed mounting of shield plate (6) and casing (1).

6. The highly integrated switching power amplifier of claim 1, wherein: roof fixed mounting of casing (1) has joint (14), the outside threaded connection that the top of casing (1) just is located joint (14) has connecting bolt (15), the surface of connecting bolt (15) rotates and is connected with protection piece (16), the upper surface of protection piece (16) and casing (1) contacts.

7. The highly integrated switching power amplifier of claim 1, wherein: the bottom fixed mounting of casing (1) has fan (19), the back fixed mounting that just is located fan (19) in the bottom of casing (1) has heat radiation fins (17).

8. The highly integrated switching power amplifier of claim 7, wherein: the bottom of the radiating fin (17) is provided with a through groove (18), and the radiating fin (17) is wavy.