CN215773565U - Novel power amplifier case - Google Patents
Novel power amplifier case Download PDFInfo
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- CN215773565U CN215773565U CN202122081899.2U CN202122081899U CN215773565U CN 215773565 U CN215773565 U CN 215773565U CN 202122081899 U CN202122081899 U CN 202122081899U CN 215773565 U CN215773565 U CN 215773565U
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- plate
- box body
- movable plate
- power amplifier
- novel power
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Abstract
The utility model discloses a novel power amplifier case, which relates to the technical field of power amplifiers, wherein a rotary groove is formed in the upper end of a case body, the upper part of a movable plate is pivoted in the rotary groove, so that the movable plate can freely rotate, the lower part of the movable plate is buckled with the case body, the installation of the movable plate and the case body is realized, and screws are not needed; on the other hand, through seting up the perforation on box upper portion, block the arch in the perforation to realize the installation of apron and box, and need not to use the screw equally, compare with prior art, reduced the use quantity of screw by a wide margin, thereby reduce the processing cost, and change and realize automated processing.
Description
Technical Field
The utility model relates to the technical field of power amplifiers, in particular to a novel case of a power amplifier.
Background
The power amplifier is commonly called as a loudspeaker and is used for amplifying weak signals from a sound source or a front-stage amplifier and pushing a sound box to play sound; the case of the power amplifier generally comprises a case body, a side plate and a cover plate, wherein in the prior art, the case body, the side plate and the cover plate which form the case of the power amplifier mostly need more than ten screws for fixation, the installation of the screws obviously improves the processing cost, and the automatic processing is more difficult to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims to reduce the number of screws, thereby reducing the processing cost and being easier to realize automatic processing.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a novel power amplifier case comprises a case body, a movable plate fixed on one side of the case body and a cover plate covering the top end of the case body, wherein a rotary groove is formed in the upper end of the case body, the upper part of the movable plate is pivoted in the rotary groove, and the lower part of the movable plate is buckled with the case body;
the upper portion of the box body is provided with a through hole, the side edge of the cover plate extends to form a folded edge, a bulge is arranged on the folded edge, and the bulge is clamped in the through hole.
Furthermore, a rim vertically extends from one side of the upper end of the movable plate close to the cover plate, a first limiting piece is fixedly arranged at one side of the rim close to the cover plate, and the first limiting piece abuts against the lower end of the cover plate; one side of the cover plate close to the movable plate is fixedly provided with a second limiting sheet which is abutted against the lower end of the edge.
Further, the cover plate is fixedly connected with the box body through screws.
Further, the fixed plate is fixedly arranged on the left side of the box body, the side plates are symmetrically and fixedly arranged on the front side and the rear side of the box body, the fixed plate and the side plates are perpendicular to the box body, and the movable plate is located on the right side of the box body.
Furthermore, a dovetail part is integrally formed on one side, close to the fixed plate, of the side plate, a convex groove is formed in the dovetail part, grooves are formed in the upper side and the lower side, close to the side plate, of the fixed plate, and the convex groove is clamped in the grooves.
Furthermore, the rotary groove is formed in the upper end of the side plate, a rotary shaft is fixedly arranged on the upper portion of the movable plate, and the rotary shaft is pivoted in the rotary groove.
Furthermore, a buckling hole is formed in the box body, a buckling strip is fixedly arranged on the lower portion of the movable plate, and the buckling strip is buckled in the buckling hole.
Further, a support is fixedly arranged in the box body.
Furthermore, the side surface of the box body is provided with heat dissipation holes.
The utility model has the beneficial effects that: according to the utility model, the upper end of the box body is provided with the rotating groove, the upper part of the movable plate is pivoted in the rotating groove, so that the movable plate can rotate freely, the lower part of the movable plate is buckled with the box body, the movable plate and the box body are installed, and screws are not needed; on the other hand, through seting up the perforation on box upper portion, block the arch in the perforation to realize the installation of apron and box, and need not to use the screw equally, compare with prior art, reduced the use quantity of screw by a wide margin, thereby reduce the processing cost, and change and realize automated processing.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the cover of the present invention shown separated from the housing;
FIG. 3 is a schematic structural diagram of the case and the movable plate of the present invention;
FIG. 4 is a schematic view of a partial structure of the case and the movable plate of the present invention;
FIG. 5 is a partial structural view of the case and the cover plate of the present invention;
FIG. 6 is a schematic structural diagram of the cover plate and the movable plate of the present invention;
FIG. 7 is a schematic view of a partial structure of the case and the movable plate of the present invention;
FIG. 8 is a schematic structural diagram of the case and the movable plate of the present invention;
FIG. 9 is an enlarged view taken at A in FIG. 8;
the reference signs are:
a box body 1, a rotary groove 11, a button hole 12, a through hole 13, a fixed plate 14, a groove 141, a side plate 15, a dovetail part 151, a convex groove 1511,
the movable plate 2, the fastening strip 21, the edge 22, the first limiting piece 221, the rotating shaft 23,
the cover plate 3, the folded edge 31, the bulge 311 and the second limiting sheet 32.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, wherein the terms of orientation such as up, down, front, back, left, right, etc. described in the present invention are used in the orientation shown in fig. 1.
The novel power amplifier case shown in fig. 1 to 9 comprises a case body 1, a movable plate 2 and a cover plate 3, wherein the top end and the right side of the case body 1 are both provided with openings, the movable plate 2 is fixed on the right side of the case body 1, and the cover plate 3 covers the top end of the case body 1.
The upper end of the box body 1 is provided with a rotating groove 11, the upper part of the movable plate 2 is pivoted in the rotating groove 11, and the movable plate 2 can be taken down from the rotating groove 11 because the rotating groove 11 is positioned at the upper end of the box body 1; the lower part of the movable plate 2 is buckled with the box body 1, and the concrete structure is as follows: the box body 1 is provided with a buckling hole 12, the lower part of the movable plate 2 is fixedly provided with a buckling strip 21, and the buckling strip 21 is buckled in the buckling hole 12.
The lower part of the movable plate 2 is buckled on the box body 1, and then the movable plate 2 and the box body 1 are assembled and connected.
The upper portion of the box body 1 is provided with a through hole 13, the side edge of the cover plate 3 extends to form a folded edge 31, a bulge 311 is arranged on the folded edge 31, the bulge 311 is clamped in the through hole 13, and the bulge 311 is clamped in the through hole 13, so that the cover plate 3 and the box body 1 are installed.
A bead 22 vertically extends from one side of the upper end of the movable plate 2 close to the cover plate 3, a first limiting piece 221 is fixedly arranged on one side of the bead 22 close to the cover plate 3, and the first limiting piece 221 abuts against the lower end of the cover plate 3; a second limiting sheet 32 is fixedly arranged on one side of the cover plate 3 close to the movable plate 2, and the second limiting sheet 32 abuts against the lower end of the rim 22; after the movable plate 2 and the cover plate 3 are both mounted on the box body 1, the first limiting piece 221 abuts against the cover plate 3, and the second limiting piece 32 abuts against the edge 22 of the cover plate 3, so that the cover plate 3 and the movable plate 2 are mounted more firmly and are not easy to loosen.
The cover plate 3 is fixedly connected with the box body 1 through screws, and after the movable plate 2 and the cover plate 3 are both installed on the box body 1, the cover plate 3 is connected with the box body 1 more firmly by screwing two screws between the cover plate 3 and the box body 1.
The left side of the box body 1 is fixedly provided with a fixed plate 14, the front side and the rear side of the box body 1 are symmetrically and fixedly provided with side plates 15, the fixed plate 14 and the side plates 15 are all perpendicular to the box body 1, the movable plate 2 is located on the right side of the box body 1, and the fixed plate 14, the side plates 15 and the movable plate 2 are respectively enclosed around the box body 1, so that a rectangular accommodating space is formed inside the box body 1.
One side integrated into one piece that curb plate 15 is close to fixed plate 14 has forked tail portion 151, is provided with tongue 1511 on the forked tail portion 151, and fixed plate 14 is close to the upper and lower both sides of curb plate 15 and has all seted up recess 141, and in the tongue 1511 card was located recess 141, the effect of intensity and dispersed stress has further been strengthened in the design of forked tail portion 151, makes the connection between curb plate 15 and the fixed plate 14 more firm, and is difficult not hard up.
The rotary groove 11 is arranged at the upper end of the side plate 15, the upper part of the movable plate 2 is fixedly provided with the rotary shaft 23, the rotary shaft 23 is pivoted in the rotary groove 11, and the rotary groove 11 is arranged at the upper end of the side plate 15, so that the upper end of the rotary groove 11 is in an open shape, and the rotary shaft 23 can be conveniently taken out of the rotary groove 11.
The box body 1 is internally and fixedly provided with one support, all interface boards can be fixed by one support, and the problems that the traditional multi-interface board is easy to incline and is labor-consuming and time-consuming in installation are avoided.
The side surface of the box body 1 is provided with heat dissipation holes, namely, the fixed plate 14, the side plate 15 and the movable plate 2 are all provided with heat dissipation holes, so that the heat dissipation in the box body 1 is facilitated.
The working principle of the utility model is as follows: various interface boards to be installed are fixedly installed on the bracket, the rotating shaft 23 is clamped in the rotating groove 11, the movable plate 2 is rotated, and the buckling strips 21 are buckled in the buckling holes 12, so that the movable plate 2 and the box body 1 are installed; when the cover plate 3 is installed, the bulge 311 is clamped in the through hole 13, so that the cover plate 3 and the box body 1 are installed; after the movable plate 2 and the cover plate 3 are both mounted on the box body 1, the first limiting piece 221 abuts against the cover plate 3, and the second limiting piece 32 abuts against the edge 22 of the cover plate 3, so that the cover plate 3 and the movable plate 2 are mounted more firmly and are not easy to loosen. On the other hand, in order to prevent the cover plate 3 from loosening, two screws are screwed between the cover plate 3 and the box body 1, so that the cover plate 3 and the box body 1 are connected more firmly.
The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (9)
1. A novel power amplifier case is characterized in that: the box body is provided with a rotary groove at the upper end, the upper part of the movable plate is pivoted in the rotary groove, and the lower part of the movable plate is buckled with the box body;
the upper portion of the box body is provided with a through hole, the side edge of the cover plate extends to form a folded edge, a bulge is arranged on the folded edge, and the bulge is clamped in the through hole.
2. The novel power amplifier case of claim 1, characterized in that: a border vertically extends from one side of the upper end of the movable plate close to the cover plate, a first limiting piece is fixedly arranged on one side of the border close to the cover plate, and the first limiting piece abuts against the lower end of the cover plate; one side of the cover plate close to the movable plate is fixedly provided with a second limiting sheet which is abutted against the lower end of the edge.
3. The novel power amplifier case of claim 1, characterized in that: the cover plate is fixedly connected with the box body through screws.
4. The novel power amplifier case of claim 1, characterized in that: the fixed plate that is provided with in box left side, the fixed curb plate that is provided with of box front side and rear side symmetry, fixed plate and curb plate all perpendicular to box, the fly leaf is located the box right side.
5. The novel power amplifier case of claim 4, wherein: the dovetail part is integrally formed on one side, close to the fixed plate, of the side plate, the convex groove is formed in the dovetail part, grooves are formed in the upper side and the lower side, close to the side plate, of the fixed plate, and the convex groove is clamped in the grooves.
6. The novel power amplifier case of claim 1, characterized in that: the rotary groove is formed in the upper end of the side plate, the upper portion of the movable plate is fixedly provided with a rotary shaft, and the rotary shaft is pivoted in the rotary groove.
7. The novel power amplifier case of claim 1, characterized in that: the box body is provided with a buckling hole, the lower part of the movable plate is fixedly provided with a buckling strip, and the buckling strip is buckled in the buckling hole.
8. The novel power amplifier case of claim 1, characterized in that: a support is fixedly arranged in the box body.
9. The novel power amplifier case of any one of claims 1-8, wherein: the side surface of the box body is provided with heat dissipation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122081899.2U CN215773565U (en) | 2021-08-31 | 2021-08-31 | Novel power amplifier case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122081899.2U CN215773565U (en) | 2021-08-31 | 2021-08-31 | Novel power amplifier case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215773565U true CN215773565U (en) | 2022-02-08 |
Family
ID=80082497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122081899.2U Active CN215773565U (en) | 2021-08-31 | 2021-08-31 | Novel power amplifier case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215773565U (en) |
-
2021
- 2021-08-31 CN CN202122081899.2U patent/CN215773565U/en active Active
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| GR01 | Patent grant |