Multimedia power amplifier

Abstract

The utility model relates to the technical field of multimedia power amplifiers, in particular to a multimedia power amplifier which comprises a multimedia power amplifier body, a cover plate is in clearance fit with the inner wall of the top of the multimedia power amplifier body, a straight block is fixedly connected to one side of the top of the cover plate, a vertical cylinder is fixedly connected to the upper portion of one side of the multimedia power amplifier body, and the vertical cylinder is fixedly connected to the lower portion of the other side of the multimedia power amplifier body. A shell is fixedly connected to the bottom of the multimedia power amplifier, a vertical block is fixedly connected to the bottom of the multimedia power amplifier, and a sliding rod is fixedly connected to the upper portion of one side of the vertical block. Through cooperation of a multimedia power amplifier, a dustproof net, a cover plate, a straight block, a vertical cylinder and a dismounting structure, when the device is used, a threaded rod is rotated, the threaded rod drives a square block to move upwards, the square block drives a round rod to move upwards, the round rod drives a square plate to move upwards, the square plate is moved out of the outer wall of the straight block, the square plate is rotated to the left side, and the cover plate is moved upwards; the cover plate drives the dustproof net to move upwards, so that the dustproof net can be directly taken out for cleaning, and the operation is simple.

Description

Technical Field

[0001] The utility model relates to the technical field of multimedia power amplifiers, in particular to a multimedia power amplifier. Background Art

[0002] A multimedia amplifier is an audio amplifier that can process a variety of signals. It can input a variety of audio signals, including CD, DVD, MP3, computer, TV, etc., and output high-quality audio signals.

[0003] There is an existing power amplifier (application number: 202320019989.5) that can realize the disassembly of the box cover without using disassembly tools, which is convenient for quick maintenance of the inside of the power amplifier. A power filter and a voltage-stabilized power supply are installed inside the box body to ensure the anti-interference effect. The above still exists. When performing multimedia power amplification, a multimedia power amplifier is often used. When the multimedia power amplifier is working, a certain amount of heat will be generated inside. In order to dissipate heat, a heat dissipation hole will be opened on the shell of the multimedia power amplifier. Although the heat dissipation hole can dissipate heat, dust can easily enter the inside of the multimedia power amplifier. The above device achieves dust blocking by setting a dustproof net. Since the dustproof net needs to be cleaned after being used for a period of time, when cleaning the dustproof net, the shell of the multimedia power amplifier needs to be disassembled, the operation is more troublesome, and it is not convenient to directly take out the dustproof net for cleaning. When using the multimedia power amplifier, the multimedia power amplifier needs to be placed on a platform, which is not convenient to increase the contact area between the multimedia power amplifier and the platform, and the stability of placement is poor. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that it is inconvenient to directly remove the dustproof net for cleaning, the operation is relatively troublesome, it is not convenient to increase the contact area between the multimedia power amplifier and the platform, and the placement stability is poor, and a multimedia power amplifier is proposed.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A multimedia power amplifier is designed, including a multimedia power amplifier, wherein a cover plate is fitted in the gap of the top inner wall of the multimedia power amplifier, a straight block is fixedly connected to one side of the top of the cover plate, a vertical tube is fixedly connected to the upper side of one side of the multimedia power amplifier, a shell is fixedly connected to the bottom of the multimedia power amplifier, a vertical block is fixedly connected to the bottom of the multimedia power amplifier, a slide rod is fixedly connected to the upper side of one side of the vertical block, a dust net is fixedly connected to the bottom of the cover plate, a disassembly structure is provided on one side of the vertical tube, and a stabilizing structure is provided on one side of the slide rod.

[0007] Preferably, the disassembly structure includes a threaded rod, the upper part of the outer wall of the threaded rod is threadedly connected to the bottom inner wall of the vertical tube, the top of the threaded rod is rotatably connected to a block via a bearing, one side of the outer wall of the block is gapped with a through groove on one side of the vertical tube, the top of the block is fixedly connected to a round rod, the upper part of the outer wall of the round rod is gapped with the top inner wall of the vertical tube, the upper part of the outer wall of the round rod is rotatably connected to a square plate via a bearing, and a groove on one side of the bottom of the square plate is gapped with the outer wall of the straight block.

[0008] Preferably, a block is slidably engaged on the outer wall of the sliding rod.

[0009] Preferably, a bottom plate is fixedly connected to the lower part of one side of the block, and one side of the outer wall of the bottom plate is gap-matched with the lower inner wall of one side of the shell.

[0010] Preferably, a handle is fixedly connected to the other side of the top of the cover plate.

[0011] Preferably, the stabilizing structure includes a spring, one end of the spring is fixedly connected to one side of the outer wall of the sliding rod, the other end of the spring is fixedly connected to the upper side of one side of the block, a rotating rod is provided in front of the spring, the rear of the outer wall of the rotating rod is rotatably connected to the inner wall of the front end face of the block through a bearing, the rear of the outer wall of the rotating rod is gap-matched with the through groove on one side of the front end face of the shell, a stop block is fitted on the outer side of one end of the rotating rod, and the rear end of the stop block is fixedly connected to one side of the front end face of the shell.

[0012] The multimedia power amplifier proposed by the utility model has the beneficial effect that: through the cooperation of the multimedia power amplifier, the dust screen, the cover plate, the vertical block, the vertical tube and the disassembly structure, when the device is in use, the threaded rod can be rotated, the threaded rod drives the square block to move upward, the square block drives the round rod to move upward, the round rod drives the square plate to move upward, the square plate is moved out from the outer wall of the vertical block, the square plate is rotated to the left, the cover plate is moved upward, the cover plate drives the dust screen to move upward, and the dust screen is directly taken out for cleaning, and the operation is simple;

[0013] Through the coordination of the multimedia power amplifier, the shell, the vertical block, the sliding rod, the block, the bottom plate and the stabilizing structure, when the device is in use, the rotating rod can be pulled outward to separate the rotating rod from the block, and the rotating rod can be rotated ninety degrees and released, so that the spring drives the block to move outward, and the block drives the bottom plate to move outward, so that the bottom plate is moved out from the inner wall of the shell, so as to increase the contact area between the multimedia power amplifier and the platform, thereby improving the stability of the placement. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2This is a schematic diagram of the multimedia power amplifier, cover plate and handle structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the square plate, round rod and block structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the spring, slide rod and block structure of the utility model;

[0018] Figure 5 It is a schematic diagram of the block, rotating rod and stopper structure of the utility model;

[0019] Figure 6 It is a schematic diagram of the plate body, rod body and T-bar structure of the utility model.

[0020] In the figure: 1. multimedia power amplifier, 2. disassembly structure, 2a1. square plate, 2a2. round rod, 2a3. block, 2a4. threaded rod, 2b1. plate, 2b2. rubber pad, 2b3. rod, 2b4. T-bar, 3. stable structure, 301. spring, 302. rotating rod, 303. stopper, 4. dustproof net, 5. cover plate, 6. handle, 7. straight block, 8. vertical tube, 9. shell, 10. vertical block, 11. sliding rod, 12. block, 13. bottom plate. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1:

[0023] See attached Figure 1-6 : In the present embodiment, a multimedia power amplifier comprises a multimedia power amplifier 1, a cover plate 5 is fitted in the gap of the top inner wall of the multimedia power amplifier 1, a rubber sleeve is fixedly connected to the top inner wall of the multimedia power amplifier 1, and the rubber sleeve plays a sealing role, a straight block 7 is fixedly connected to one side of the top of the cover plate 5, a vertical cylinder 8 is fixedly connected to the upper side of one side of the multimedia power amplifier 1, a shell 9 is fixedly connected to the bottom of the multimedia power amplifier 1, a vertical block 10 is fixedly connected to the bottom of the multimedia power amplifier 1, a slide bar 11 is fixedly connected to the upper side of one side of the vertical block 10, a dustproof net 4 is fixedly connected to the bottom of the cover plate 5, the material and mesh number of the dustproof net 4 are determined according to the actual use situation, and a block 12 is slidably connected to the outer wall of the slide bar 11;

[0024] The slide bar 11 plays a limiting role when the block 12 moves left and right under force. A bottom plate 13 is fixedly connected to the lower side of one side of the block 12. One side of the outer wall of the bottom plate 13 is gap-matched with the inner wall of the lower side of the shell 9. When the bottom plate 13 is subjected to force, it can move left and right on the lower side of the inner wall of the shell 9. A handle 6 is fixedly connected to the other side of the top of the cover plate 5. A disassembly structure 2 is provided on one side of the vertical tube 8. A stabilizing structure 3 is provided on one side of the slide bar 11. The disassembly structure 2 is convenient for directly taking out and cleaning the dustproof net 4, and the operation is simple. The stabilizing structure 3 is convenient for increasing the contact area between the multimedia power amplifier 1 and the platform, thereby improving the stability of placement.

[0025] The disassembly structure 2 includes a threaded rod 2a4, the upper part of the outer wall of the threaded rod 2a4 is threadedly connected to the inner wall of the bottom of the vertical cylinder 8, and the top of the threaded rod 2a4 is rotatably connected to the block 2a3 through a bearing. The bearing enables the threaded rod 2a4 to rotate at the bottom of the block 2a3 when a force is applied, and one side of the outer wall of the block 2a3 is gap-matched with a through groove on one side of the vertical cylinder 8. The through groove on one side of the vertical cylinder 8 plays a limiting role when the block 2a3 is forced to move up and down. The top of the block 2a3 is fixedly connected to a round rod 2a2, and the upper part of the outer wall of the round rod 2a2 is gap-matched with the inner wall of the top of the vertical cylinder 8. The upper part of the outer wall of the round rod 2a2 is rotatably connected to a square plate 2a1 through a bearing. The bearing enables the square plate 2a1 to rotate on the inner wall of the bottom side of the square plate 2a1 when a force is applied, and the groove on the bottom side of the square plate 2a1 is gap-matched with the outer wall of the straight block 7, so that the dustproof net 4 can be directly taken out and cleaned, and the operation is simple.

[0026] The stabilizing structure 3 includes a spring 301, one end of which is fixedly connected to one side of the outer wall of the slide bar 11, the spring 301 applies an outward force to the block 12, and the other end of the spring 301 is fixedly connected to the upper side of one side of the block 12. A rotating rod 302 is provided in front of the spring 301, and the rear of the outer wall of the rotating rod 302 is rotatably connected to the inner wall of the front end face of the block 12 through a bearing, and the rear of the outer wall of the rotating rod 302 is gap-matched with the through groove on one side of the front end face of the shell 9, and a stopper 303 is attached to the outer side of one end of the rotating rod 302, and the rear end of the stopper 303 is fixedly connected to one side of the front end face of the shell 9, so as to increase the contact area between the multimedia power amplifier 1 and the platform, thereby improving the stability of placement.

[0027] Working principle:

[0028] When using the multimedia amplifier 1:

[0029] Pull the rotating rod 302 outward, the rotating rod 302 is separated from the stopper 303, the rotating rod 302 is rotated 90 degrees, and the rotating rod 302 is released, so that the spring 301 drives the block 12 to move outward, and the block 12 drives the bottom plate 13 to move outward, so that the bottom plate 13 is moved out from the inner wall of the shell 9, so as to increase the contact area between the multimedia power amplifier 1 and the platform, and place the multimedia power amplifier 1 on the platform. At the same time, when the multimedia power amplifier 1 is dissipating heat, the dustproof net 4 can block the external dust to prevent dust from entering the interior of the multimedia power amplifier 1;

[0030] When the dust screen 4 needs to be cleaned:

[0031] Rotate the threaded rod 2a4, the threaded rod 2a4 drives the block 2a3 to move upward, the block 2a3 drives the round rod 2a2 to move upward, the round rod 2a2 drives the square plate 2a1 to move upward, move the square plate 2a1 out from the outer wall of the straight block 7, rotate the square plate 2a1 to the left, move the cover plate 5 upward, the cover plate 5 drives the dustproof net 4 to move upward, and then the dustproof net 4 can be directly taken out for cleaning.

[0032] Embodiment 2:

[0033] See attached Figure 1-6 In the present embodiment, a multimedia power amplifier is provided, wherein the disassembly structure 2 may further include a plate body 2b1, the front end surface of the plate body 2b1 is rotatably connected to the upper side of the multimedia power amplifier 1 via a pin shaft, a rubber pad 2b2 is fixedly connected to the inner wall at one end of the plate body 2b1, the rubber pad 2b2 serves as a seal, one end of the rubber pad 2b2 fits with the port of the multimedia power amplifier 1, a rod body 2b3 is fitted in the gap of the inner wall at the bottom of the plate body 2b1, one end of the rod body 2b3 is fixedly connected to the lower side of the multimedia power amplifier 1, and a T-shaped rod 2b4 is threadedly connected to the inner wall at the other end of the rod body 2b3.

[0034] Working principle:

[0035] The plate 2b1 is rotated to make the rubber pad 2b2 fit with the port of the multimedia power amplifier 1. At the same time, the rod 2b3 is inserted into the lower inner wall of the plate 2b1. The T-shaped rod 2b4 is rotated to make the T-shaped rod 2b4 enter the inner wall of the rod 2b3, thereby fixing the plate 2b1. The plate 2b1 and the rubber pad 2b2 can cover the port of the multimedia power amplifier 1 to prevent dust from entering the port and affecting the normal use of the multimedia power amplifier 1.

[0036] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A multimedia power amplifier, comprising a multimedia power amplifier (1), characterized in that: The top inner wall gap of the multimedia power amplifier (1) is fitted with a cover plate (5), a straight block (7) is fixedly connected to one side of the top of the cover plate (5), a vertical tube (8) is fixedly connected to the upper side of one side of the multimedia power amplifier (1), a shell (9) is fixedly connected to the bottom of the multimedia power amplifier (1), a vertical block (10) is fixedly connected to the bottom of the multimedia power amplifier (1), a slide bar (11) is fixedly connected to the upper side of one side of the vertical block (10), a dustproof net (4) is fixedly connected to the bottom of the cover plate (5), a disassembly structure (2) is provided on one side of the vertical tube (8), and a stabilizing structure (3) is provided on one side of the slide bar (11).

2. A multimedia power amplifier according to claim 1, characterized in that: The disassembly structure (2) comprises a threaded rod (2a4), the upper part of the outer wall of the threaded rod (2a4) is threadedly connected to the bottom inner wall of the vertical tube (8), the top of the threaded rod (2a4) is rotatably connected to a block (2a3) via a bearing, one side of the outer wall of the block (2a3) is gap-matched with a through groove on one side of the vertical tube (8), the top of the block (2a3) is fixedly connected to a round rod (2a2), the upper part of the outer wall of the round rod (2a2) is gap-matched with the top inner wall of the vertical tube (8), the upper part of the outer wall of the round rod (2a2) is rotatably connected to a square plate (2a1) via a bearing, and a groove on one side of the bottom of the square plate (2a1) is gap-matched with the outer wall of the straight block (7).

3. A multimedia power amplifier according to claim 1, characterized in that: The outer wall of the sliding rod (11) is slidably engaged with a block (12).

4. A multimedia power amplifier according to claim 3, characterized in that: A bottom plate (13) is fixedly connected to the lower side of one side of the block (12), and one side of the outer wall of the bottom plate (13) is gap-matched with the lower inner wall of one side of the shell (9).

5. The multimedia power amplifier according to claim 1, characterized in that: A handle (6) is fixedly connected to the other side of the top of the cover plate (5).

6. A multimedia power amplifier according to claim 1, characterized in that: The stabilizing structure (3) comprises a spring (301), one end of which is fixedly connected to one side of the outer wall of the slide bar (11), and the other end of which is fixedly connected to the upper side of one side of the block body (12). A rotating rod (302) is provided in front of the spring (301), and the rear of the outer wall of the rotating rod (302) is rotatably connected to the inner wall of the front end face of the block body (12) via a bearing. The rear of the outer wall of the rotating rod (302) is gap-matched with a through groove on one side of the front end face of the shell (9), and a stopper (303) is attached to the outer side of one end of the rotating rod (302), and the rear end of the stopper (303) is fixedly connected to one side of the front end face of the shell (9).

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