CN212876359U - Power amplifier for protecting electric box circuit - Google Patents
Power amplifier for protecting electric box circuit Download PDFInfo
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- CN212876359U CN212876359U CN202022244367.1U CN202022244367U CN212876359U CN 212876359 U CN212876359 U CN 212876359U CN 202022244367 U CN202022244367 U CN 202022244367U CN 212876359 U CN212876359 U CN 212876359U
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- power amplifier
- electric box
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- installation
- box body
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Abstract
The utility model discloses a power amplifier that electronic box circuit protection was used, including the electronic box body, it is connected with the guard gate to rotate on the electronic box body, through quick installation device fixedly connected with power amplifier body on the inner chamber of electronic box body, quick installation device is including fixing the installation piece that four mutual symmetries set up on the power amplifier body lateral wall, four run through on the installation piece and be provided with the mounting hole, the installation pole that four mutual symmetries of bottom fixedly connected with of electronic box body inner chamber set up, four there is the slide through slider sliding connection on the installation pole. The utility model relates to a power amplifier technical field, easy operation, it is convenient to implement, has avoided carrying out the screw thread installation with power amplifier in the inside narrow and small space of electronic box body, has improved the efficiency of power amplifier installation.
Description
Technical Field
The utility model relates to a power amplifier technical field specifically is a power amplifier that electronic box circuit protection was used.
Background
The power amplifier is called power amplifier for short, and means that under the condition of a given distortion rate, the power amplifier can generate maximum power output to drive an amplifier of a certain load, and the power amplifier plays a pivotal role of organization and coordination in the whole sound system, and determines to some extent whether the whole system can provide good sound quality output.
The in-process that the electronic box was using, in order to reduce the consumption of electronic device on the electronic box circuit in the switching of on-off in the twinkling of an eye, often at electronic box internally mounted and connect power amplifier, but power amplifier's on the current electronic box mounting means all is through the inside of screw thread direct mount at the electronic box, and when threaded connection's mounting means operating efficiency was low, because of the inside space of electronic box is less, easily brought the inconvenience for threaded connection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power amplifier of electronic box circuit protection usefulness to solve the above-mentioned prior art and propose the mounting means of the power amplifier on the electronic box on the existing market all through screw thread direct mount in the inside of electronic box, when threaded connection's mounting means operating efficiency is low, because of the inside space of electronic box is less, easily for the problem that screw thread erection joint brought inconvenience.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a power amplifier for protecting an electric box circuit comprises an electric box body, wherein a protective door is rotatably connected to the electric box body, the inner cavity of the electric box body is fixedly connected with the power amplifier body through a quick installation device, the quick installation device comprises four installation blocks which are symmetrically arranged and fixed on the side wall of the power amplifier body, installation holes are arranged on the four installation blocks in a penetrating manner, four installation rods which are symmetrically arranged and fixedly connected to the bottom of the inner cavity of the electric box body are connected with the four installation rods, sliding plates are connected to the four installation rods in a sliding manner through sliding devices, a first arc-shaped groove is formed in the side wall of the bottom of each sliding plate, a first spring is sleeved on the side wall of each installation rod, one end of each first spring is fixed with the side wall of each sliding plate, and two fixing rods which are symmetrically arranged are fixedly connected to the two opposite inner walls of the, four sliding connection has the slide bar on the dead lever, is located two on the same lateral wall the other end fixedly connected with fixed plate of slide bar, four the cover is equipped with the second spring on the lateral wall of dead lever, the one end of second spring is fixed mutually with the inner wall of electronic box body, the other end of second spring is fixed mutually with the lateral wall of fixed plate, the second arc wall has been seted up at the top of fixed plate, and the second arc wall is located the below of first arc wall, fixedly connected with stripper plate on the lateral wall that the fixed plate is close to the power amplifier body.
Preferably, the sliding device comprises two symmetrically arranged sliding pins fixed on the side wall of the mounting rod, the sliding plate is provided with two sliding grooves, and the two sliding grooves and the two sliding pins are arranged in a matching manner.
Preferably, a plurality of heat dissipation holes are formed in the side wall of the electric box body.
Preferably, two mounting handles are fixedly connected to the top of the power amplifier body.
Preferably, smooth films are embedded on the opposite side walls of the first arc-shaped groove and the second arc-shaped groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the arrangement of the extrusion plates, the first arc-shaped grooves, the second arc-shaped grooves, the mounting holes and other components, the mounting holes in the power amplifier are placed on the mounting rods, the sliding plate is driven to slide downwards on the mounting rods under the action of the gravity of the power amplifier, and in the moving process, the extrusion plates on the fixing plate are contracted and then reset under the action of force transmission and the second spring, so that the two extrusion plates are abutted against the side walls of the power amplifier, the power amplifier is rapidly mounted in the electric box, the operation is simple, the implementation is convenient and fast, and the mounting efficiency of the power amplifier is improved;
2. through the setting of parts such as dead lever, slide bar, when the lateral wall of first arc wall and second arc wall is no longer balanced, the stripper plate on the fixed plate resets fast under the elastic force effect of second spring, and the slide bar slides on the dead lever this moment, plays the effect of spacing direction, improves transmission effect.
Drawings
Fig. 1 is a schematic diagram of an overall appearance structure of a power amplifier for protecting an electronic box circuit according to the present invention;
fig. 2 is a schematic side view of a power amplifier for protecting an electronic box circuit according to the present invention;
fig. 3 is a schematic structural view of a fast mounting device of a power amplifier for protecting an electronic box circuit according to the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3.
In the figure: 1. an electric box body; 2. a protective door; 3. heat dissipation holes; 4. a power amplifier body; 5. installing a handle; 6. mounting blocks; 7. mounting holes; 8. mounting a rod; 9. a slide plate; 10. a first spring; 11. a first arc-shaped slot; 12. fixing the rod; 13. a slide bar; 14. a second spring; 15. a fixing plate; 16. a second arc-shaped slot; 17. and (5) pressing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a power amplifier for protecting an electric box circuit comprises an electric box body 1, a plurality of heat dissipation holes 3 are formed in the side wall of the electric box body 1, and are mainly used for dissipating heat generated during the operation of the electric box body 1 and prolonging the service life of an electronic device in the electric box body 1, a protective door 2 is rotatably connected to the electric box body 1, the power amplifier body 4 is fixedly connected to the inner cavity of the electric box body 1 through a quick installation device, two installation handles 5 are fixedly connected to the top of the power amplifier body 4 and are mainly used for supporting a holding rod during the installation process so as to facilitate the installation of the power amplifier body 4, the quick installation device comprises four installation blocks 6 which are symmetrically arranged with each other and fixed on the side wall of the power amplifier body 4, installation holes 7 are arranged on the four installation blocks 6 in a penetrating manner, and four installation rods 8 which are symmetrically arranged with each other are fixedly connected to the bottom of the inner cavity of the, the four mounting rods 8 are connected with a sliding plate 9 in a sliding manner through a sliding device, the sliding device comprises two symmetrically arranged sliding pins fixed on the side wall of the mounting rod 8, two sliding grooves are arranged on the sliding plate 9, the two sliding grooves and the two sliding pins are matched with each other and are mainly used for playing a guiding role, so that the sliding plate 9 slides stably under stress, the transmission quality is improved, a first arc-shaped groove 11 is formed in the side wall of the bottom of the sliding plate 9, a first spring 10 is sleeved on the side wall of the mounting rod 8, one end of the first spring 10 is fixed with the side wall of the sliding plate 9, two symmetrically arranged fixing rods 12 are fixedly connected on two opposite inner walls of the electric box body 1, sliding rods 13 are slidably connected on the four fixing rods 12, the other ends of the two sliding rods 13 on the same side wall are fixedly connected with a fixing plate 15, and second springs 14 are sleeved on the side, one end of the second spring 14 is fixed with the inner wall of the electric box body 1, the other end of the second spring 14 is fixed with the side wall of the fixing plate 15, the second arc-shaped groove 16 is formed in the top of the fixing plate 15, the second arc-shaped groove 16 is located below the first arc-shaped groove 11, a smooth film is embedded on the side wall opposite to the first arc-shaped groove 11 and the second arc-shaped groove 16, the friction force mainly used for reducing the transmission of the first arc-shaped groove 11 and the second arc-shaped groove 16 is reduced, the transmission quality of the interaction force is improved, and the fixing plate 15 is close to the side wall of the power amplifier body 4 and is fixedly connected with an extrusion plate 17.
In the utility model, when the power amplifier body 4 is required to be installed on the electrical box body 1, firstly, the protective door 2 on the electrical box body 1 is opened, then, the installation handle 5 on the power amplifier body 4 is held by hand, each installation block 6 on the power amplifier body 4 is leaned against each installation rod 8, the installation holes 7 on the installation blocks 6 are aligned with the installation rods 8, the power amplifier body 4 is placed on each installation rod 8, at the moment, each installation block 6 is propped against the top side wall of each sliding plate 9, finally, after the placement is completed, each sliding plate 9 is driven to slide downwards on the installation rods 8 under the gravity action of the power amplifier body 4, in the sliding process, the first arc-shaped groove 11 on the sliding plate 9 is propped against the side wall of the second arc-shaped groove 16 on the fixed plate 15, under the transmission action of force, the extrusion plate 17 on the fixed plate 15 is driven to move away from the side wall of the power amplifier body 4, at this moment, the second spring 14 is stressed to be compressed, when the sliding plate 9 continues to be stressed to move downwards, the sliding plate 9 is not abutted to the side wall of the fixing plate 15 any more, under the elastic action of the second spring 14, the sliding rod 13 slides on the fixing rod 12, the extrusion plate 17 on the fixing plate 15 is further moved close to the side wall of the power amplifier body 4 and finally abutted to the side wall of the power amplifier body 4, the operation is simple, the implementation is convenient, the power amplifier body 4 does not need to be installed and fixed in a threaded manner in a narrow space inside the electric box body 1, and the installation efficiency of the power amplifier is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A power amplifier for protecting an electric box circuit comprises an electric box body (1) and is characterized in that a protective door (2) is rotatably connected onto the electric box body (1), a power amplifier body (4) is fixedly connected onto an inner cavity of the electric box body (1) through a quick installation device, the quick installation device comprises four installation blocks (6) which are symmetrically arranged with each other and fixed onto the side wall of the power amplifier body (4), installation holes (7) are arranged on the four installation blocks (6) in a penetrating manner, four installation rods (8) which are symmetrically arranged with each other are fixedly connected onto the bottom of the inner cavity of the electric box body (1), sliding plates (9) are slidably connected onto the four installation rods (8) through sliding devices, first arc-shaped grooves (11) are formed in the side wall of the bottom of each sliding plate (9), and first springs (10) are sleeved on the side walls of the installation rods (8), one end of the first spring (10) is fixed with the side wall of the sliding plate (9), two symmetrically arranged fixed rods (12) are fixedly connected to two opposite inner walls of the electric box body (1), four fixed rods (12) are slidably connected with sliding rods (13), the other ends of the two sliding rods (13) positioned on the same side wall are fixedly connected with a fixed plate (15), the side walls of the four fixed rods (12) are sleeved with second springs (14), one end of the second spring (14) is fixed with the inner wall of the electric box body (1), the other end of the second spring (14) is fixed with the side wall of the fixed plate (15), the top of the fixed plate (15) is provided with a second arc-shaped groove (16), and the second arc-shaped groove (16) is positioned below the first arc-shaped groove (11), and the side wall of the fixing plate (15) close to the power amplifier body (4) is fixedly connected with an extrusion plate (17).
2. The power amplifier for circuit protection of electric box according to claim 1, wherein the sliding means comprises two symmetrically arranged sliding pins fixed on the side wall of the mounting rod (8), the sliding plate (9) is provided with two sliding grooves, and the two sliding grooves and the two sliding pins are matched with each other.
3. The power amplifier for protecting the circuit of the electric box according to claim 1, wherein a plurality of heat dissipation holes (3) are formed on the side wall of the electric box body (1).
4. The power amplifier for protecting the circuit of the electric box according to claim 1, wherein two mounting handles (5) are fixedly connected to the top of the power amplifier body (4).
5. The power amplifier for protecting electric box circuit according to claim 1, wherein smooth films are embedded on the opposite side walls of the first arc-shaped groove (11) and the second arc-shaped groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022244367.1U CN212876359U (en) | 2020-10-11 | 2020-10-11 | Power amplifier for protecting electric box circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022244367.1U CN212876359U (en) | 2020-10-11 | 2020-10-11 | Power amplifier for protecting electric box circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212876359U true CN212876359U (en) | 2021-04-02 |
Family
ID=75198887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022244367.1U Active CN212876359U (en) | 2020-10-11 | 2020-10-11 | Power amplifier for protecting electric box circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212876359U (en) |
-
2020
- 2020-10-11 CN CN202022244367.1U patent/CN212876359U/en active Active
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