Program-controllable audio power amplifier

Abstract

The utility model discloses a program-controlled audio power amplifier which comprises a protective shell, heat dissipation holes are formed in the two sides of the protective shell at equal intervals, the interior of the protective shell is movably connected with an audio power amplifier mainboard, a remote control module is installed on the audio power amplifier mainboard, and the remote control module is connected with the protective shell. And one end of the audio power amplifier mainboard is fixedly connected with a manual control panel. According to the audio power amplifier capable of being controlled by the program, the audio power amplifier mainboard is matched with the remote control module and the manual control panel to carry out manual or remote program control on the audio power amplifier, so that the use convenience is improved; the arrangement of the positioning connection mechanism facilitates the positioning connection and separation of the manual control panel and the protective shell, facilitates the synchronous disassembly of the manual control panel and the audio power amplifier mainboard when the manual control panel is separated, and achieves the convenient maintenance of the audio power amplifier mainboard. And the maintenance convenience of the program-controlled audio power amplifier is improved.

Description

Technical Field

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

[0002] The audio power amplifier is the most basic device in the sound system. The audio power amplifier can amplify the weak electrical signal from the signal source to drive the speaker to make sound. However, the existing audio power amplifier still has some defects in the process of use;

[0003] An audio power amplifier proposed in application number CN202322499863.5 includes a shell, one side of which is equipped with an adjustment knob, an audio jack, a power switch and a display screen; a fin plate for heat dissipation arranged in the shell; a detachable heat conducting plate mounted on the fin plate; an audio power amplifier mainboard arranged on the heat conducting plate, the audio power amplifier mainboard being compatible with the adjustment knob, the audio jack, the power switch and the display screen; and an exhaust mesh plate mounted on one side of the shell. In actual use, the audio power amplifier mainboard inside the audio power amplifier is damaged during long-term use. In this application, the rear baffle is positioned and disassembled by a snap connection of a hook and a buckle for easy maintenance. However, when the audio power amplifier mainboard is repaired, it needs to be removed, which reduces the convenience of maintenance. In the process of dissipating heat inside the fan through the air-cooled heat dissipation structure, a large amount of dust is easily adhered to the inside of the fan, thereby reducing the heat dissipation effect. However, in this application, it is not convenient to disassemble and clean the fan.

[0004] So we proposed a programmable audio power amplifier to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a programmable audio power amplifier to solve the problem that it is inconvenient to disassemble and repair the internal mainboard and to disassemble and clean the fan in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a programmable audio power amplifier, comprising a protective housing,

[0007] Heat dissipation holes are provided at equal intervals on both sides of the protective shell, an audio power amplifier mainboard is movably connected inside the protective shell, a remote control module is installed on the audio power amplifier mainboard, and a manual control panel is fixedly connected to one end of the audio power amplifier mainboard;

[0008] Positioning connection mechanisms are connected between the two ends of the manual control panel and the protective housing;

[0009] A heat dissipation fin is fixedly installed with bolts on the inner top of the protective shell, a heat dissipation fan group is movably installed at the top position of the protective shell corresponding to the heat dissipation fin, and a cleaning and disassembly mechanism is connected between the two sides of the heat dissipation fan group and the protective shell.

[0010] Preferably, the rear end interface of the audio power amplifier mainboard is plug-connected to the protective housing, and the remote control module and the manual control panel cooperate with each other to perform remote program control and manual program control on the audio power amplifier mainboard.

[0011] The above structural design enables the audio power amplifier to cooperate with the remote control module and the manual control panel to manually or remotely program the audio power amplifier mainboard, thereby improving the ease of use of the programmable audio power amplifier.

[0012] Preferably, the positioning connection mechanism includes a limit seat fixedly installed on both sides of one end of the protective shell, the limit seat is slidably connected to a clamping plate inside, one end of the clamping plate is provided with limit holes at equal intervals inside, the limit hole is slidably connected to a positioning rod inside, one end of the positioning rod is fixedly connected to the limit seat, the other end of the positioning rod is fixedly connected to a fixing plate, the fixing plate is fixedly connected to the limit seat, a first spring is sleeved on the positioning rod between the fixing plate and the clamping plate, and both ends of the manual control panel are fixedly connected to clamping plates.

[0013] Preferably, the engaging plate is slidably connected to the positioning rod through a limiting hole, the engaging plate is telescopically connected to the fixing plate through a first spring, and the other end of the engaging plate is engaged with the connecting plate.

[0014] The above-mentioned structural design makes it easy to position and separate the manual control panel by controlling the positioning connection mechanism, thereby improving the convenience of disassembly and assembly of the manual control panel. When the manual control panel is disassembled, the audio amplifier mainboard can also be disassembled as a whole, thereby improving the convenience of disassembly and maintenance of the audio amplifier mainboard.

[0015] Preferably, the cleaning and disassembly mechanism includes a base plate symmetrically installed on the top surface of the protective shell, a positioning plate is vertically installed on the outer top surface of the base plate, a second spring is symmetrically installed on the inner side of the positioning plate, the inner end of the second spring is fixedly connected with a socket, a slide is fixedly installed on the outer side of the socket, a slide groove is slidably connected to the bottom of the slide, the slide groove is opened inside the base plate, and the outer side of the cooling fan group is symmetrically provided with slots, which are engaged with the socket.

[0016] Preferably, the clamping seat cooperates with the second spring and the positioning plate and the clamping slot to form a telescopic clamping structure, and the sliding seat and the sliding slot are both designed in a "T"-shaped structure.

[0017] The above-mentioned structural design makes it easy to use the cleaning and disassembly mechanism to conveniently fix and connect and separate the cooling fan group and the protective shell, thereby facilitating the cleaning of internal dust after disassembly of the cooling fan group, thereby improving the convenience of cleaning. The cooling fan group cooperates with the cooling fins to quickly dissipate the heat emitted by the audio amplifier motherboard, thereby improving the cooling efficiency and effect.

[0018] Compared with the prior art, the beneficial effects of the utility model are: the programmable audio power amplifier;

[0019] 1. The audio power amplifier mainboard cooperates with the remote control module and the manual control panel to manually or remotely program the audio power amplifier, which improves the convenience of use. The setting of the positioning connection mechanism facilitates the positioning connection and separation of the manual control panel and the protective shell, which is conducive to the simultaneous removal of the manual control panel and the audio power amplifier mainboard when the manual control panel is separated, thereby realizing the convenient maintenance of the audio power amplifier mainboard and improving the convenience of maintenance of the programmable audio power amplifier;

[0020] 2. The setting of the heat dissipation fins can quickly conduct away the heat generated by the audio amplifier mainboard inside the protective shell, and can effectively and quickly cool the heat with the cooling fan group. The setting of the cleaning and disassembly mechanism can facilitate the disassembly and installation of the cooling fan group, thereby improving the convenience of dust cleaning and maintenance work inside the cooling fan group. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a side view of the structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the connection structure between the side section of the protective housing of the utility model and the mainboard of the audio power amplifier;

[0023] Figure 3 It is a schematic diagram of the side section structure of the positioning and connecting mechanism of the utility model;

[0024] Figure 4 This is a schematic diagram of the exploded structure of the protective housing and the cooling fan assembly of the utility model;

[0025] Figure 5 It is a schematic diagram of the side section structure of the cleaning and disassembly mechanism of the utility model.

[0026] In the figure: 1. protective shell; 2. heat dissipation holes; 3. audio power amplifier mainboard; 4. remote control module; 5. manual control panel; 6. positioning connection mechanism; 601. limit seat; 602. clamping plate; 603. limit hole; 604. positioning rod; 605. fixing plate; 606. first spring; 607. clamping plate; 7. heat dissipation fins; 8. heat dissipation fan assembly; 9. cleaning and disassembly mechanism; 901. bottom plate; 902. positioning plate; 903. second spring; 904. clamping seat; 905. slide seat; 906. slide groove; 907. clamping groove. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-5 The utility model provides a technical solution: a programmable audio power amplifier, comprising a protective shell 1, heat dissipation holes 2 are evenly spaced on both sides of the protective shell 1, an audio power amplifier mainboard 3 is movably connected inside the protective shell 1, a rear end interface of the audio power amplifier mainboard 3 is plugged and connected to the protective shell 1, a remote control module 4 is installed on the audio power amplifier mainboard 3, one end of the audio power amplifier mainboard 3 is fixedly connected to a manual control panel 5, and the remote control module 4 and the manual control panel 5 cooperate with each other to perform remote program control and manual program control on the audio power amplifier mainboard 3;

[0029] The design of the above structure enables convenient operation and control of the audio power amplifier mainboard 3 by remote control and manual control, respectively cooperating with the remote control module 4 and the manual control panel 5, thereby improving the ease of use of the programmable audio power amplifier, and the plug-in connection between the audio power amplifier mainboard 3 and the protective shell 1 facilitates the disassembly and separation of the audio power amplifier mainboard 3.

[0030] A positioning connection mechanism 6 is connected between the two ends of the manual control panel 5 and the protective shell 1. The positioning connection mechanism 6 includes a limiting seat 601 fixedly installed on both sides of one end of the protective shell 1. A clamping plate 602 is slidably connected inside the limiting seat 601. Limiting holes 603 are arranged at equal intervals inside one end of the clamping plate 602. A positioning rod 604 is slidably connected inside the limiting hole 603. The clamping plate 602 is limitedly slidably connected to the positioning rod 604 through the limiting hole 603. One end of the positioning rod 604 is fixedly connected to the limiting seat 601. The other end of the positioning rod 604 is fixedly connected to a fixing plate 605. The fixing plate 605 is fixedly connected to the limiting seat 601. A first spring 606 is sleeved on the positioning rod 604 between the fixing plate 605 and the clamping plate 602. The clamping plate 602 is telescopically connected to the fixing plate 605 through the first spring 606. A clamping plate 607 is fixedly connected to the two ends of the manual control panel 5. The other end of the clamping plate 602 is clamped and connected to the clamping plate 607.

[0031] The design of the above structure enables the snap plate 602 to slide inside the limit seat 601 by pushing it, thereby facilitating the release of the snap connection between the snap plate 602 and the snap plate 607, and further facilitating the disassembly of the snap plate 607, the manual control panel 5 and the audio amplifier main board 3, which is beneficial for convenient disassembly and maintenance of the audio amplifier main board 3. When installing the audio amplifier main board 3 and the manual control panel 5, the first spring 606 can push the snap plate 602 to slide on the positioning rod 604 through the limit hole 603, so that the snap plate 602 is snap-connected with the snap plate 607 after being reset, which is beneficial for positioning the snap plate 607, the manual control panel 5 and the installed audio amplifier main board 3, and improving the convenience of disassembly, assembly and maintenance of the programmable audio power amplifier, wherein the fixing plate 605 can position and install the positioning rod 604, and at the same time can provide support for the extension and retraction of the first spring 606.

[0032] A heat dissipation fin 7 is fixedly installed on the inner top of the protective housing 1 by bolts, a heat dissipation fan group 8 is movably installed on the top position of the protective housing 1 corresponding to the heat dissipation fin 7, and a cleaning and disassembly mechanism 9 is connected between the two sides of the heat dissipation fan group 8 and the protective housing 1. The cleaning and disassembly mechanism 9 includes a bottom plate 901 symmetrically installed on the top surface of the protective housing 1, a positioning plate 902 is vertically installed on the outer top surface of the bottom plate 901, and a second spring 903 is symmetrically installed on the inner side of the positioning plate 902. The inner side of the second spring 903 The end is fixedly connected with a card seat 904, the outer side of the card seat 904 is fixedly installed with a slide seat 905, the bottom of the slide seat 905 is slidably connected with a slide groove 906, the slide seat 905 and the slide groove 906 are both designed in a "T"-shaped structure, the slide groove 906 is opened inside the bottom plate 901, and the outer side of the cooling fan group 8 is symmetrically provided with a card slot 907, the card slot 907 is connected with the card seat 904, and the card seat 904 cooperates with the second spring 903 and the positioning plate 902 to form a telescopic card structure with the card slot 907;

[0033] The design of the above structure makes it possible for the holder 904 to be pulled to shrink and release the engagement with the slot 907 when the cooling fan group 8 is disassembled, thereby releasing the restriction on the cooling fan group 8 and realizing the disassembly, cleaning and maintenance of the cooling fan group 8. When the cooling fan group 8 is installed, the second spring 903 can push the holder 904 to engage with the slot 907, which is beneficial to the positioning connection between the cooling fan group 8 and the protective shell 1, wherein the setting of the slide groove 906 can limit the sliding of the holder 904 through the slide seat 905, thereby improving the stability of the telescopic engagement of the holder 904, and the setting of the positioning plate 902 can provide support for the expansion and contraction of the second spring 903. After the cooling fan group 8 is installed, the cooling fan group 8 can cooperate with the heat dissipation fins 7 to quickly dissipate the heat generated by the audio amplifier motherboard 3, thereby improving the heat dissipation effect.

[0034] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A programmable audio power amplifier, comprising a protective housing (1), characterized in that: Heat dissipation holes (2) are provided at equal intervals on both sides of the protective shell (1); an audio power amplifier mainboard (3) is movably connected inside the protective shell (1); a remote control module (4) is installed on the audio power amplifier mainboard (3); and a manual control panel (5) is fixedly connected to one end of the audio power amplifier mainboard (3); Positioning connection mechanisms (6) are connected between the two ends of the manual control panel (5) and the protective housing (1); A heat dissipation fin (7) is fixedly mounted with bolts on the inner top of the protective shell (1); a heat dissipation fan group (8) is movably mounted on the top of the protective shell (1) corresponding to the heat dissipation fin (7); and a cleaning and disassembly mechanism (9) is connected between the two sides of the heat dissipation fan group (8) and the protective shell (1).

2. The programmable audio power amplifier according to claim 1, characterized in that: The rear end interface of the audio power amplifier mainboard (3) is plug-connected to the protective housing (1), and the remote control module (4) and the manual control panel (5) cooperate with each other to perform remote program control and manual program control on the audio power amplifier mainboard (3).

3. The programmable audio power amplifier according to claim 1, characterized in that: The positioning connection mechanism (6) comprises a limit seat (601) fixedly mounted on both sides of one end of the protective shell (1); a snap plate (602) is slidably connected inside the limit seat (601); limit holes (603) are arranged at equal intervals inside one end of the snap plate (602); a positioning rod (604) is slidably connected inside the limit hole (603); one end of the positioning rod (604) is fixedly connected to the limit seat (601); the other end of the positioning rod (604) is fixedly connected to a fixing plate (605); the fixing plate (605) is fixedly connected to the limit seat (601); a first spring (606) is sleeved on the positioning rod (604) between the fixing plate (605) and the snap plate (602); and both ends of the manual control panel (5) are fixedly connected to a snap plate (607).

4. The programmable audio power amplifier according to claim 3, characterized in that: The locking plate (602) is connected to the positioning rod (604) in a limited sliding manner via a limiting hole (603), the locking plate (602) is telescopically connected to the fixing plate (605) via a first spring (606), and the other end of the locking plate (602) is locked and connected to the connecting plate (607).

5. The programmable audio power amplifier according to claim 1, characterized in that: The cleaning and disassembly mechanism (9) comprises a bottom plate (901) symmetrically mounted on the top surface of the protective housing (1), a positioning plate (902) being vertically mounted on the outer top surface of the bottom plate (901), a second spring (903) being symmetrically mounted on the inner side of the positioning plate (902), an inner end of the second spring (903) being fixedly connected to a holder (904), a slide seat (905) being fixedly mounted on the outer side of the holder (904), a slide groove (906) being slidably connected to the bottom of the slide seat (905), the slide groove (906) being opened inside the bottom plate (901), a slot (907) being symmetrically opened on the outer side of the cooling fan group (8), and the slot (907) being snap-fitted and connected to the holder (904).

6. The programmable audio power amplifier according to claim 5, characterized in that: The clamping seat (904) cooperates with the second spring (903) and the positioning plate (902) and the clamping slot (907) to form a telescopic clamping structure, and the sliding seat (905) and the sliding slot (906) are both designed in a "T"-shaped structure.

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