CN209882453U - Professional power amplifier with good heat dissipation performance - Google Patents
Professional power amplifier with good heat dissipation performance Download PDFInfo
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- CN209882453U CN209882453U CN201920424954.3U CN201920424954U CN209882453U CN 209882453 U CN209882453 U CN 209882453U CN 201920424954 U CN201920424954 U CN 201920424954U CN 209882453 U CN209882453 U CN 209882453U
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- power amplifier
- heat dissipation
- groove
- amplifier body
- good heat
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Abstract
The utility model discloses a good heat dissipation's professional power amplifier relates to power amplifier equipment technical field, specifically includes power amplifier body and casing thereof, the shell top surface opening of power amplifier body all sets up flutedly in its four corners department, and the side that the recess corresponds the extension simultaneously has seted up the thread groove, and the roof lower surface corresponds the groove forming has the bulge in order to constitute the block structure with the recess, and the roof surface is equipped with heat dissipation mechanism, and the upper surface both sides of roof all have the box through the screw connection. The utility model is convenient for the installation and disassembly of the shell and the top plate of the power amplifier body, is convenient for the maintenance of the internal parts of the power amplifier body, and improves the practical application; the louvre can be taken the inside heat of power amplifier body with the help of cooling fan out, and the copper sheet plays the effect of supplementary heat conduction, further promotes thermal release with the louvre cooperateion, and regular washing is blockked up with the change, avoids covering the ash dirt that deposits on the dust filter screen surface, guarantees the radiating effect to the power amplifier body for a long time.
Description
Technical Field
The utility model relates to a power amplifier equipment technical field specifically is a good heat dissipation's professional power amplifier.
Background
The power amplifier is commonly called as a loudspeaker, and has the function of amplifying a weak signal from a sound source or a preceding amplifier to push a sound box to play sound. The power amplifier is the largest family of various sound equipment, and the function of the power amplifier is mainly to amplify a weak signal input by a sound source equipment and then generate enough current to push a loudspeaker to replay sound. Different power amplifiers are also different in internal signal processing, circuit design and production process due to the consideration of power, impedance, distortion, dynamics and different application ranges and control and regulation functions. The existing power amplifier case is generally provided with a heat dissipation net opening for heat dissipation, the heat dissipation is poor, and then dust easily enters the power amplifier case from the heat dissipation net opening to cause the damage of internal electric elements.
Patent number is CN206932409U discloses a power amplifier machine case that radiating effect is good, the aforesaid problem has been solved, but it utilizes the heat that power amplifier circuit board during operation produced to transmit on the fin through the conducting strip, heat on the fin can give off in first heat dissipation net gape and the inside air of second heat dissipation net gape formation ventilation passageway, and it proposes in the heat can give off two heat dissipation net gapes and form the inside air of ventilation passageway, and the process speed that the heat freely gave off is not fast, its heat radiation structure occupation space is great simultaneously, it is great to cause the limitation.
Disclosure of Invention
An object of the utility model is to provide a good heat dissipation's professional power amplifier to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a good heat dissipation's professional power amplifier, including power amplifier body and casing thereof, the casing top surface opening of power amplifier body all sets up flutedly in its four corners department, and the power amplifier body casing of recess medial surface extends and forms the extension, the screw groove has been seted up to the side that the recess corresponds the extension simultaneously, and the roof lower surface corresponds the groove department shaping and has the bulge in order to constitute the block structure with the recess, the roof surface is equipped with heat dissipation mechanism, heat dissipation mechanism comprises copper sheet and rubber pad, a plurality of rectangular shape jacks have been seted up to the surperficial bilateral symmetry of roof, and the equal compound connection of both sides face of rectangular shape jack has the rubber pad to form the bar through-hole that supplies the copper sheet to penetrate, a plurality of louv.
As a further aspect of the present invention: the clamping structure is locked by screwing the bolt into the thread groove.
As a further aspect of the present invention: the upper surface both sides of roof all have the box through the screw connection, the bottom surface opening of box covers a plurality of copper sheets and louvre, and the top surface opening of box and at its mouth edge indent formation spout, and there is cooling fan the interior top surface both sides of box through the screw connection simultaneously, and cooling fan's air intake is down.
As a further aspect of the present invention: one end of the sliding groove is open, the other end of the sliding groove is closed, the dust filtering net is made of stainless steel, and sliding strips are welded on two sides of the dust filtering net to form a sliding structure matched with the sliding groove.
As a further aspect of the present invention: the middle part of the upper surface of the dust filtering net is welded with a pushing handle.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model is convenient for the installation and disassembly of the shell and the top plate of the power amplifier body, is convenient for the maintenance of the internal parts of the power amplifier body, and improves the practical application; the louvre can be taken the inside heat of power amplifier body with the help of cooling fan out, and the copper sheet plays the effect of supplementary heat conduction, further promotes thermal release with the louvre cooperateion, and regular washing is blockked up with the change, avoids covering the ash dirt that deposits on the dust filter screen surface, guarantees the radiating effect to the power amplifier body for a long time.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the middle top plate of the present invention.
Fig. 3 is an enlarged view of fig. 1 at a.
Fig. 4 is the installation schematic diagram of the casing and the top plate of the middle power amplifier body of the present invention.
As shown in the figure: the power amplifier comprises a power amplifier body 1, a top plate 2, a heat radiation fan 3, a dust filter 4, a push handle 5, a copper sheet 6, a rubber pad 7, a sliding groove 8, a box body 9, a convex part 10, a groove 11, an extending part 12, a sliding strip 13 and a thread groove 14.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, in the embodiment of the utility model, a good heat dissipation's professional power amplifier, including power amplifier body 1 and its casing, power amplifier body 1's shell top surface opening all sets up recess 11 in its four corners department, and 1 casing of power amplifier body of recess 11 medial surface extends and forms extension 12, threaded groove 14 has been seted up to the side that recess 11 corresponds extension 12 simultaneously, and the shaping of 2 lower surfaces of roof corresponds recess 11 department has bulge 10 in order to constitute the block structure with recess 11, and the block structure passes through bolt screw in threaded groove 14 and forms the locking, thereby be convenient for power amplifier body 1 casing and roof 2's installation and dismantlement, conveniently overhaul power amplifier body 1's internals, practical use has been improved.
2 surfaces of roof are equipped with heat dissipation mechanism, heat dissipation mechanism comprises copper sheet 6 and rubber pad 7, a plurality of rectangular shape jacks have been seted up to the surface bilateral symmetry of roof 2, and the equal compound connection of both sides face of rectangular shape jack has rubber pad 7 to form the bar through-hole that supplies copper sheet 6 to penetrate, thereby make copper sheet 6 realize 1 inside and outside being connected of power amplifier body, 2 surfaces of roof that lie in 6 intervals of a plurality of copper sheets simultaneously have seted up a plurality of louvres, the louvre can be taken out 1 inside heat of power amplifier body with the help of cooling fan 3, and copper sheet 6 plays the effect of supplementary heat conduction, further promote thermal release with the louvre cooperateing.
The upper surface both sides of roof 2 all have box 9 through the screw connection, the bottom surface opening of box 9 covers a plurality of copper sheets 6 and louvre, and the top surface opening of box 9 and at its marginal indent formation spout 8 of mouth, there is cooling fan 3 in the interior top surface both sides of box 9 through the screw connection simultaneously, and cooling fan 3's air intake down, thereby continuously take out the heat of power amplifier body 1 inside through cooling fan 3 by louvre or copper sheet 6, make the temperature of power amplifier body 1 inside can not be too high, play indirect promotion effect to the normal work of power amplifier body 1.
The one end opening of spout 8 and its other end are airtight, thereby make dust filter 4 can insert the opening cover with 2 top surfaces of roof from the one end of spout 8, prevent that outside dust from getting into box 9 and dropping to power amplifier body 1 inside, dust filter 4 adopts stainless steel and its both sides welding have draw runner 13 in order to constitute with spout 8 complex sliding structure, simultaneously dust filter 4's upper surface middle part welding has pushing away 5, thereby usable pushing away 5 with dust filter 4 roll-off roof 2, realize regularly washing and changing, avoid covering the dirt jam on dust filter 4 surface, influence radiator fan 3's the effect of airing exhaust, thereby can guarantee the radiating effect to power amplifier body 1 for a long time.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A professional power amplifier with good heat dissipation performance comprises a power amplifier body (1) and a shell body of the power amplifier body, and is characterized in that a groove (11) is formed in an opening in the top surface of the shell body of the power amplifier body (1) at four corners of the power amplifier body, an extension portion (12) is formed by extending the shell body of the power amplifier body (1) on the inner side surface of the groove (11), a thread groove (14) is formed in the side surface of the groove (11) corresponding to the extension portion (12), a protruding portion (10) is formed in the lower surface of a top plate (2) corresponding to the groove (11) to form a clamping structure with the groove (11), a heat dissipation mechanism is arranged on the surface of the top plate (2), the heat dissipation mechanism is composed of a copper sheet (6) and a rubber sheet (7), a plurality of strip-shaped insertion holes are symmetrically formed in two sides of the surface of the top plate (2), and a plurality of heat dissipation holes are formed in the surface of the top plate (2) at intervals of the plurality of copper sheets (6).
2. The professional power amplifier with good heat dissipation performance as recited in claim 1, wherein the clamping structure is locked by screwing a bolt into the threaded groove (14).
3. The professional power amplifier with good heat dissipation performance as recited in claim 1, wherein both sides of the upper surface of the top plate (2) are connected with a box body (9) through screws, the bottom surface of the box body (9) is open and covers a plurality of copper sheets (6) and heat dissipation holes, the top surface of the box body (9) is open and is recessed in the edge of the top surface to form a sliding groove (8), meanwhile, both sides of the inner top surface of the box body (9) are connected with a heat dissipation fan (3) through screws, and an air inlet of the heat dissipation fan (3) faces downwards.
4. The professional power amplifier with good heat dissipation performance as recited in claim 3, wherein the sliding chute (8) is open at one end and closed at the other end, the dust filter (4) is made of stainless steel, and the sliding strips (13) are welded on two sides of the dust filter to form a sliding structure matched with the sliding chute (8).
5. The professional power amplifier with good heat dissipation performance as recited in claim 4, wherein a push handle (5) is welded to the middle of the upper surface of the dust filter (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920424954.3U CN209882453U (en) | 2019-04-01 | 2019-04-01 | Professional power amplifier with good heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920424954.3U CN209882453U (en) | 2019-04-01 | 2019-04-01 | Professional power amplifier with good heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209882453U true CN209882453U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920424954.3U Active CN209882453U (en) | 2019-04-01 | 2019-04-01 | Professional power amplifier with good heat dissipation performance |
Country Status (1)
| Country | Link |
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| CN (1) | CN209882453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112311336A (en) * | 2020-10-29 | 2021-02-02 | 中国人民解放军火箭军工程大学 | Ultra-wideband power amplifier special for communication jammer |
-
2019
- 2019-04-01 CN CN201920424954.3U patent/CN209882453U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112311336A (en) * | 2020-10-29 | 2021-02-02 | 中国人民解放军火箭军工程大学 | Ultra-wideband power amplifier special for communication jammer |
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