Digital power amplifier structure convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of electronic application, and discloses a digital power amplifier structure convenient to disassemble and assemble, which comprises a mounting plate, an adjusting assembly is arranged at the bottom of the mounting plate and is used for adjusting the height of a digital power amplifier, and the top side of the mounting plate is abutted against an amplifier body. An electric push rod is fixedly connected to the interior of the mounting plate, two rotating rods are rotatably connected to the periphery of the telescopic end of the electric push rod, a connecting plate is rotatably connected to one ends of the rotating rods, clamping plates are fixedly connected to the top side of the connecting plate, and the two clamping plates abut against the left side and the right side of the amplifier body correspondingly; and the top side of the mounting plate is fixedly connected with a protective shell. According to the utility model, the two clamping plates move in opposite directions to clamp and fix the amplifier body so as to complete the rapid installation of the amplifier body, and the plurality of supporting rods rotate so as to adjust the height of the amplifier body, so that the digital power amplifier can adapt to different use requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic application technical field especially, relate to a digital power amplifier structure convenient to dismouting. BACKGROUND

[0002] Digital power amplifier is a kind of power amplification equipment using digital signal processing technology.Different from traditional analog power amplifier, digital power amplifier converts audio signal into digital format first, then processes and amplifies in digital domain, finally converts the signal after processing back to analog domain, and outputs to loudspeaker or other load.

[0003] Due to the advantage of digital signal processing, digital power amplifier can realize more complex signal processing functions, such as equalization, dynamic range control, compression.This makes them more flexible in audio processing, can adapt to different audio scenes and requirements, digital control makes power amplifier can more accurately control each aspect of output signal, including frequency response, distortion, dynamic range, thereby improving the sound quality and stability of system.

[0004] The existing digital power amplifier is fixed by bolt, and multiple bolts need to be rotated in the dismounting process, which leads to low dismounting efficiency of digital power amplifier, therefore a digital power amplifier structure convenient to dismouting is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides a digital power amplifier structure convenient to dismouting, aims at improving the problem of low dismounting efficiency of digital power amplifier in prior art.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0007] A digital power amplifier structure convenient to dismouting, including mounting plate, the mounting plate bottom is provided with adjusting assembly, the adjusting assembly is used to adjust the height of the digital power amplifier, the mounting plate top side is butted with amplifier body, the mounting plate inside is fixedly connected with electric push rod, the electric push rod telescopic end outer periphery is rotatably connected with two rotary rods, the rotary rod one end is rotatably connected with connecting plate, the connecting plate top side is fixedly connected with clamping plate, two the clamping plate is respectively butted in the amplifier body left and right sides, the mounting plate top side is fixedly connected with protective shell, the protective shell is set up in the amplifier body outer periphery;

[0008] As a further description of the above technical scheme:

[0009] The adjusting assembly includes a support shaft fixedly connected to the bottom side of the mounting plate, a moving plate slidingly connected to the outer periphery of the support shaft, a plurality of uniformly distributed connecting rods rotatably connected to the inside of the moving plate, a fixed plate fixedly connected to the bottom end of the support shaft, a plurality of uniformly distributed support rods rotatably connected to the inside of the fixed plate, and a sliding block rotatably connected to the bottom end of the connecting rod and slidingly connected to the inside of the support rod.

[0010] As a further description of the above technical solution:

[0011] The bottom side of the clamping plate is fixedly connected to a support block, and the support block is slidingly connected to the inside of the mounting plate.

[0012] As a further description of the above technical solution:

[0013] The bottom side of the connecting plate is fixedly connected to a limiting block, two limiting grooves are formed in the inside of the mounting plate, and the limiting block is slidingly connected to the inside of the limiting groove.

[0014] As a further description of the above technical solution:

[0015] The bottom end of the support rod is rotatably connected to a gasket.

[0016] As a further description of the above technical solution:

[0017] The inside of the moving plate is slidingly connected to a moving shaft, the outer periphery of the moving shaft is fixedly connected to a push plate, a spring is sleeved on the outer periphery of the moving shaft, one end of the spring is fixedly connected to one side of the push plate, and the other end of the spring is fixedly connected to the inside of the moving plate.

[0018] As a further description of the above technical solution:

[0019] A plurality of uniformly distributed grooves are formed in the inside of the support shaft, and one end of the moving shaft is slidingly connected to the inside of the groove.

[0020] As a further description of the above technical solution:

[0021] A plurality of uniformly distributed heat dissipation fins are fixedly connected to the inside of the top side of the protective shell, a heat conduction plate is fixedly connected to the bottom side of the heat dissipation fins, and the bottom side of the heat conduction plate abuts against the top side of the amplifier body.

[0022] As a further description of the above technical solution:

[0023] A plurality of uniformly distributed ventilation holes are formed in the inside of the left and right sides of the protective shell, and a filter plate is fixedly connected to the inside of the left and right sides of the protective shell.

[0024] As a further description of the above technical solution:

[0025] A sealing door is rotatably connected to the interior of the protective shell, and a plurality of evenly distributed wiring tubes are fixedly connected to the interior of the sealing door.

[0026] The utility model has the following beneficial effects:

[0027] 1. In the present invention, after the amplifier housing is placed inside the protective shell, the electric push rod is started. The telescopic end of the electric push rod is extended to drive the two rotating rods to rotate. The rotation of the rotating rod drives the two clamping plates to move toward each other through the two connecting rods. The two clamping plates move toward each other to clamp and fix the amplifier body, thereby completing the rapid installation of the amplifier body.

[0028] 2. In the present invention, the movement of the movable plate drives the movement of the multiple connecting rods, and the movement of the multiple connecting rods respectively drives the rotation of the multiple supporting rods to adjust the height of the amplifier body, so that the digital power amplifier can adapt to different usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is a three-dimensional schematic diagram of a digital power amplifier structure that is easy to disassemble and assemble proposed by the utility model;

[0030] Figure 2 This is a structural schematic diagram of a mounting plate of a digital power amplifier structure that is easy to disassemble and assemble proposed by the utility model;

[0031] Figure 3 This is a structural schematic diagram of a movable plate of a digital power amplifier structure that is easy to disassemble and assemble proposed by the utility model;

[0032] Figure 4 This is a structural schematic diagram of a protective shell for a digital power amplifier structure that is easy to disassemble and assemble, proposed by the present invention.

[0033] Legend:

[0034] 1. Sealing door; 2. Mounting plate; 3. Connecting rod; 4. Slider; 5. Support rod; 6. Gasket; 7. Fixed plate; 8. Support shaft; 9. Moving plate; 10. Clamping plate; 11. Filter plate; 12. Protective shell; 13. Amplifier body; 14. Connecting plate; 15. Rotating rod; 16. Electric push rod; 17. Support block; 18. Groove; 19. Spring; 20. Moving shaft; 21. Push plate; 22. Ventilation hole; 23. Heat conduction plate; 24. Heat sink; 25. Limit block. DETAILED DESCRIPTION

[0035] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0036] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Figure 1 、 Figure 2 The utility model provides an embodiment: a digital power amplifier structure convenient to dismount, including mounting plate 2, mounting plate 2 is used to install amplifier body 13, mounting plate 2 top side abuts with amplifier body 13, amplifier body 13 is used to amplify audio signal, the inside fixed connection of mounting plate 2 has electric push rod 16, and the telescopic end of electric push rod 16 can be telescopic and drive rotary rod 15 rotation, and the periphery rotation of electric push rod 16 telescopic end is connected with two rotary rods 15, and the rotary rod 15 rotation can drive connecting plate 14 to move, and the one end rotation of rotary rod 15 is connected with connecting plate 14, and the bottom side fixed connection of connecting plate 14 has limiting block 25, and the inside of mounting plate 2 is provided with two limiting grooves, and limiting block 25 is connected in the inside limiting groove slidingly, and limiting block 25 can limit connecting plate 14 to move in the inside limiting groove sliding, and connecting plate 14 moves can drive clamping plate 10 to move, and the top side fixed connection of connecting plate 14 has clamping plate 10, and two clamping plates 10 abut in amplifier body 13 left and right sides respectively, and two clamping plates 10 can clamp and fix amplifier body 13, and the bottom side rear portion fixed connection of clamping plate 10 has support block 17, and support block 17 is connected in the inside mounting plate 2 slidingly, and support block 17 is used to support clamping plate 10 to move stably, and the top side fixed connection of mounting plate 2 has protection shell 12, and protection shell 12 sets up in the periphery of amplifier body 13, and protection shell 12 is used to protect amplifier body 13, and the inside rotation of protection shell 12 is connected with sealing door 1, and sealing door 1 is used to seal protection shell 12, and the inside fixed connection of sealing door 1 has a plurality of evenly distributed wiring pipes, and wire harness can be inserted into the inside protection shell 12 through the wiring pipe.

[0037] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application. Figure 1 、 Figure 3The bottom of the mounting plate 2 is provided with an adjusting assembly for adjusting the height of the digital power amplifier. The adjusting assembly comprises a support shaft 8 fixedly connected to the bottom side of the mounting plate 2, which is used to support the movement of a moving plate 9. The moving plate 9 is slidably connected to the outer periphery of the support shaft 8. A plurality of uniformly distributed connecting rods 3 are rotatably connected to the inside of the moving plate 9. The movement of the moving plate 9 can drive the movement of the connecting rods 3. A fixed plate 7 is fixedly connected to the bottom end of the support shaft 8, which is used to install support rods 5. A plurality of uniformly distributed support rods 5 are rotatably connected to the inside of the fixed plate 7. The support rods 5 can support the digital power amplifier. The bottom end of the support rod 5 is rotatably connected to a gasket 6, which is used to increase the friction between the support rod 5 and the ground. The bottom end of the connecting rod 3 is rotatably connected to a sliding block 4, which is slidably connected to the inside of the support rod 5. The sliding block 4 is used to connect the connecting rod 3 and the support rod 5 to each other. A moving shaft 20 is slidably connected to the inside of the moving plate 9. A push plate 21 is fixedly connected to the outer periphery of the moving shaft 20. A spring 19 is sleeved on the outer periphery of the moving shaft 20. One end of the spring 19 is fixedly connected to one side of the push plate 21, and the other end of the spring 19 is fixedly connected to the inside of the moving plate 9. The push plate 21 and the spring 19 can push the moving shaft 20 to move. A plurality of uniformly distributed grooves 18 are formed in the inside of the support shaft 8. One end of the moving shaft 20 is slidably connected to the inside of the groove 18. The insertion of one end of the moving shaft 20 into the groove 18 can fix the position of the moving plate 9.

[0038] Referring to Figure 1 , Figure 4 The inside of the top side of the protective shell 12 is fixedly connected with a plurality of uniformly distributed heat dissipation fins 24. The bottom side of the heat dissipation fins 24 is fixedly connected with a heat conduction plate 23. The bottom side of the heat conduction plate 23 abuts against the top side of the amplifier body 13. The heat conduction plate 23 can absorb the heat generated during the operation of the heat dissipation fins 24. The heat can be dissipated through a plurality of heat dissipation fins 24. A plurality of uniformly distributed ventilation holes 22 are formed in the inside of the left and right sides of the protective shell 12. Air flow can enter the inside of the protective shell 12 through the ventilation holes 22. The inside of the left and right sides of the protective shell 12 is fixedly connected with a filter plate 11. The filter plate 11 can filter impurities in the air flow.

[0039] Working principle: when using the device, pull the moving shaft 20 to move, then push the moving plate 9 to move, the moving plate 9 moves to drive the plurality of connecting rods 3 to move, the plurality of connecting rods 3 moves to drive the plurality of support rods 5 to rotate respectively to adjust the height of the mounting plate 2, then put the amplifier body 13 into the protective shell 12, then start the electric push rod 16, the electric push rod telescopic end 16 telescopic end extension drives the two rotating rods 15 to rotate, the two rotating rods 15 rotates to drive the two connecting plates 14 to drive the two clamping plates 10 to move towards each other, the two clamping plates 10 moves to clamp and fix the amplifier body 13 to complete the quick installation of the amplifier body 13. The heat dissipation plate 23 can absorb the heat generated during the operation of the heat dissipation fin 24 and dissipate heat through the plurality of heat dissipation fins 24. The airflow outside the protective shell 12 can enter the inside of the protective shell 12 through part of the air vents 22, and the airflow carries the heat dissipated by the heat dissipation fin 24 and is discharged through the remaining air vents 22, so as to prevent the accumulation of high temperature inside the protective shell 12 from causing damage to the amplifier body 13.

[0040] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A digital power amplifier structure which is easy to disassemble, comprising a mounting plate (2), characterized in that: The bottom of the mounting plate (2) is provided with an adjusting assembly for adjusting the height of the digital power amplifier, the top side of the mounting plate (2) abuts the amplifier body (13), the inside of the mounting plate (2) is fixedly connected with an electric push rod (16), the outer periphery of the telescopic end of the electric push rod (16) is rotatably connected with two rotating rods (15), one end of the rotating rod (15) is rotatably connected with a connecting plate (14), the top side of the connecting plate (14) is fixedly connected with a clamping plate (10), the two clamping plates (10) are respectively abutted on the left and right sides of the amplifier body (13), and the top side of the mounting plate (2) is fixedly connected with a protective shell (12), and the protective shell (12) is arranged on the outer periphery of the amplifier body (13).

2. The digital power amplifier structure of claim 1, wherein: The adjusting assembly comprises a supporting shaft (8) fixedly connected to the bottom side of the mounting plate (2), and the outer periphery of the supporting shaft (8) is slidably connected with a moving plate (9), the inside of the moving plate (9) is rotatably connected with a plurality of uniformly distributed connecting rods (3), the bottom end of the supporting shaft (8) is fixedly connected with a fixed plate (7), the inside of the fixed plate (7) is rotatably connected with a plurality of uniformly distributed supporting rods (5), and the bottom end of the connecting rod (3) is rotatably connected with a sliding block (4) slidably connected in the inside of the supporting rod (5).

3. The digital power amplifier structure of claim 1, wherein: The bottom side of the clamping plate (10) is fixedly connected with a supporting block (17) slidably connected in the inside of the mounting plate (2).

4. The digital power amplifier structure of claim 1, wherein: The bottom side of the connecting plate (14) is fixedly connected with a limiting block (25), and the inside of the mounting plate (2) is provided with two limiting grooves, and the limiting block (25) is slidably connected in the inside of the limiting groove.

5. The digital power amplifier structure of claim 2, wherein: The bottom end of the supporting rod (5) is rotatably connected with a gasket (6).

6. The digital power amplifier structure of claim 2, wherein: The inside of the moving plate (9) is slidably connected with a moving shaft (20), the outer periphery of the moving shaft (20) is fixedly connected with a push plate (21), the outer periphery of the moving shaft (20) is sleeved with a spring (19), one end of the spring (19) is fixedly connected to one side of the push plate (21), and the other end of the spring (19) is fixedly connected to the inside of the moving plate (9).

7. The digital power amplifier structure of claim 6, wherein: A plurality of uniformly distributed grooves (18) are formed in the inside of the supporting shaft (8), and one end of the moving shaft (20) is slidably connected in the inside of the groove (18).

8. The digital power amplifier structure of claim 1, wherein: The inside of the protective shell (12) is fixedly connected with a plurality of uniformly distributed heat dissipation fins (24), the bottom side of the heat dissipation fin (24) is fixedly connected with a heat conduction plate (23), and the bottom side of the heat conduction plate (23) abuts the top side of the amplifier body (13).

9. The digital power amplifier structure of claim 1, wherein: A plurality of uniformly distributed ventilation holes (22) are formed in the inside of the left and right sides of the protective shell (12), and the inside of the left and right sides of the protective shell (12) is fixedly connected with a filter plate (11).

10. The digital power amplifier structure of claim 1, wherein: The inside of the protective shell (12) is rotatably connected with a sealing door (1), and the inside of the sealing door (1) is fixedly connected with a plurality of uniformly distributed wiring tubes.

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