CN213462326U - Power amplifier - Google Patents
Power amplifier Download PDFInfo
- Publication number
- CN213462326U CN213462326U CN202022843992.8U CN202022843992U CN213462326U CN 213462326 U CN213462326 U CN 213462326U CN 202022843992 U CN202022843992 U CN 202022843992U CN 213462326 U CN213462326 U CN 213462326U
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- Prior art keywords
- filter screen
- fixedly connected
- power amplifier
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- sets
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000000694 effects Effects 0.000 abstract description 4
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a power amplifier, which comprises a bod, the both sides center department of organism is provided with the air intake, the both sides of organism inner wall just are located air intake department fixedly connected with fan, two the both sides difference fixedly connected with fixed block of air intake, two the top and bottom of the relative one side of fixed block is provided with two sets of first recesses respectively, and is two sets of the two sets of springs of the inside fixedly connected with of first recess, and is two sets of the two sets of connecting rods of one end fixedly connected with of spring, it is two sets of the relative one side difference fixedly connected with fixed plate of connecting rod. The utility model discloses in, when the first filter screen of needs clearance, fixed block is to both sides one side of first filter screen when can promoting the ejector pad to take out first filter screen and clear up, and only need continue to promote the ejector pad after the clearance and put into the second recess with first filter screen, the position of fixed first filter screen is fixed to the fixed plate under the effect of spring, prevents that first filter screen from droing.
Description
Technical Field
The utility model relates to a power amplifier equipment technical field especially relates to a power amplifier.
Background
The power amplifier is commonly called as a loudspeaker, and has the function of amplifying weak signals from a sound source or a preceding amplifier to push a sound box to play sound. The power of a set of good sound system power amplifier is not available. The power amplifier device generally comprises a case, a power input control module, a power amplifier module and the like;
the existing power amplifier is high in power, heat is easily generated after the existing power amplifier is used for a period of time, the heat can directly influence the using effect of the power amplifier, and a dustproof filter screen at the hot fan of the existing power amplifier is fixed in the power amplifier, so that the power amplifier needs to be detached in the cleaning process of the filter screen to be taken out to be cleaned, and the detaching and cleaning process of the filter screen is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a power amplifier.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a power amplifier, includes the organism, the both sides center department of organism is provided with the air intake, the both sides of organism inner wall just are located air intake department fixedly connected with fan, two the both sides difference fixedly connected with fixed block of air intake, two the below of the relative one side of fixed block is provided with two sets of first recesses respectively, and is two sets of the two sets of springs of the inside fixedly connected with of first recess, and is two sets of the two sets of connecting rods of one end fixedly connected with of spring, it is two sets of the relative one side difference fixedly connected with fixed plate of connecting rod, the top fixedly connected with ejector pad of fixed plate, the both sides of organism just are located the below of air intake and are provided with the spout respectively, the fixed plate corresponds spout department fixedly connected.
As a further description of the above technical solution:
and second grooves are formed in the two sides of the machine body and positioned outside the air inlet, and a first filter screen is arranged in each second groove.
As a further description of the above technical solution:
the thickness of the first filter screen is the same as that of the second groove, and the first filter screen is in contact with the fixing plate.
As a further description of the above technical solution:
the air conditioner is characterized in that an air outlet is formed in the rear side of the air conditioner body, a third groove is formed in the rear side of the outer wall of the air conditioner body and located outside the air outlet, and a second filter screen is arranged inside the third groove.
As a further description of the above technical solution:
the four corners department of second filter screen is provided with the through-hole, the organism rear side just corresponds the through-hole and goes out to be provided with the screw thread through-hole, be provided with the screw on the through-hole, and screw thread through-hole threaded connection.
As a further description of the above technical solution:
and a nut is fixedly connected to the outer surface of the top of the screw.
The utility model discloses following beneficial effect has:
1. this power amplifier, through the fixed block that sets up, first filter screen, ejector pad and spring, when needs clear up first filter screen, fixed block is to both sides one side of first filter screen when can promoting the ejector pad to take out first filter screen and clear up, simplify the clearance step of first filter screen, and only need continue to promote the ejector pad after the clearance and put into the second recess with first filter screen, the position of first filter screen is fixed to the fixed plate under the effect of spring, prevent that first filter screen from droing.
2. This power amplifier is through second filter screen, screw, third recess and the nut that sets up, because the second filter screen is in air outlet department for the dust of second filter screen department is less than the dust of first filter screen department, consequently fixes the second filter screen in the third recess through the screw, and clearance personnel can rotate the nut and take out the second filter screen when rotating the nut, thereby need not the screwdriver and dismantle. And through the two fans, the air blown out from the interior of the machine body by the fans forms convection, so that the convection is diffused to all corners in the machine body, and the heat dissipation effect of the device can be improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a rear view of the present invention;
FIG. 3 is a schematic connection diagram of the structure A of the present invention;
fig. 4 is a schematic structural diagram of the fixing plate and the fixing block of the present invention.
Illustration of the drawings:
1. a body; 2. an air inlet; 3. a fan; 4. a fixed block; 5. a first groove; 6. a spring; 7. a connecting rod; 8. a push block; 9. a chute; 10. a slider; 11. a second groove; 12. a first filter screen; 13. an air outlet; 14. a third groove; 15. a second filter screen; 16. a through hole; 17. a threaded through hole; 18. a screw; 19. a nut; 20. and (7) fixing 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. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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.
Referring to fig. 1-4, the present invention provides an embodiment: a power amplifier comprises a machine body 1, air inlets 2 are arranged at the centers of two sides of the machine body 1, fans 3 are fixedly connected to two sides of the inner wall of the machine body 1 and are positioned at the air inlets 2, air blown by the two fans 3 forms convection to enable the air to be diffused into the machine body 1, the heat dissipation efficiency is improved, fixed blocks 4 are respectively and fixedly connected to two sides of the two air inlets 2, two groups of first grooves 5 are respectively arranged above and below opposite sides of the two fixed blocks 4, two groups of springs 6 are fixedly connected to the insides of the two groups of first grooves 5, two groups of connecting rods 7 are fixedly connected to one ends of the two groups of springs 6, fixed plates 20 are respectively and fixedly connected to opposite sides of the two groups of connecting rods 7, push blocks 8 are fixedly connected to the tops of the fixed plates 20, sliding grooves 9 are respectively arranged on two sides of the machine, and the slide block 10 is connected with the slide groove 9 in a sliding way, and the first filter screen 12 is fixed through the fixing plate 20.
The both sides of organism 1 and the outside that is located air intake 2 are provided with second recess 11, and second recess 11 is inside to be provided with first filter screen 12, and first filter screen 12 filters the dust of air intake 2 department.
The thickness of the first filter 12 is the same as that of the second recess 11, and the first filter 12 is in contact with the fixing plate 20.
An air outlet 13 is formed in the rear side of the machine body 1, a third groove 14 is formed in the rear side of the outer wall of the machine body 1 and located outside the air outlet 13, a second filter screen 15 is arranged inside the third groove 14, and the second filter screen 15 can filter dust at the air outlet 13.
The four corners of the second filter screen 15 are provided with through holes 16, the rear side of the machine body 1 is provided with threaded through holes 17 corresponding to the through holes 16, the through holes 16 are provided with screws 18, the screws 18 are in threaded connection with the threaded through holes 17, and the position of the second filter screen 15 is fixed through the screws 18.
The screw cap 19 is fixedly connected to the outer surface of the top of the screw 18, and the screw 18 can be removed by turning the screw cap 19 by hand, so that the second filter 15 can be taken out.
The working principle is as follows: when the fan 3 is used for a long time, a large amount of dust carried by the fan 3 is adhered to the dust screen, and when the first filter screen 12 needs to be cleaned, the two fixing plates 20 on the first filter 12 can be pushed to move towards two sides, so that the first filter 12 can be taken out for cleaning, after cleaning, the first filter screen 12 is placed in the second groove 11, the fixing plate 20 is fixed on the outer surface of the first filter screen 12 under the action of the spring 6 to prevent the first filter screen 12 from falling off, thereby simplifying the cleaning steps of the first filter 12, and because the second filter 15 is located at the air outlet 13, the amount of dust is less than that of the first filter 12, so that the second filter 15 is cleaned less often than the first filter 12, the second filter 15 is secured to the third recess 14 by means of the screw 18, and the screw 18 can be removed by turning the nut 19 on the screw 18, thereby removing the second filter 15 for cleaning.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A power amplifier comprises a machine body (1), and is characterized in that: the air inlet (2) is arranged at the center of two sides of the machine body (1), the fan (3) is fixedly connected with two sides of the inner wall of the machine body (1) and is positioned at the air inlet (2), the fixed blocks (4) are fixedly connected with two sides of the two air inlets (2) respectively, two groups of first grooves (5) are respectively arranged above and below one opposite side of the two fixed blocks (4), two groups of springs (6) are fixedly connected with the inner parts of the first grooves (5), two groups of connecting rods (7) are fixedly connected with one ends of the two groups of springs (6), a fixed plate (20) is fixedly connected with one opposite side of the two groups of connecting rods (7) respectively, a push block (8) is fixedly connected with the top of the fixed plate (20), sliding grooves (9) are respectively arranged at two sides of the machine body (1) and above and below the air inlet (2), and sliding blocks (10, and the sliding block (10) is connected with the sliding groove (9) in a sliding way.
2. A power amplifier as claimed in claim 1, characterized in that: the air conditioner is characterized in that second grooves (11) are formed in the two sides of the machine body (1) and located outside the air inlet (2), and first filter screens (12) are arranged inside the second grooves (11).
3. A power amplifier as claimed in claim 2, characterized in that: the thickness of the first filter screen (12) is the same as that of the second groove (11), and the first filter screen (12) is in contact with the fixing plate (20).
4. A power amplifier as claimed in claim 1, characterized in that: the utility model discloses a machine body, including organism (1), air outlet (13) is provided with to the rear side of organism (1), the rear side of organism (1) outer wall and the outside that is located air outlet (13) are provided with third recess (14), the inside of third recess (14) is provided with second filter screen (15).
5. A power amplifier as claimed in claim 4, characterized in that: the filter screen is characterized in that through holes (16) are formed in four corners of the second filter screen (15), threaded through holes (17) are formed in the rear side of the filter body (1) and correspond to the through holes (16), screws (18) are arranged on the through holes (16), and the screws (18) are in threaded connection with the threaded through holes (17).
6. A power amplifier as claimed in claim 5, characterized in that: and a nut (19) is fixedly connected to the outer surface of the top of the screw (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022843992.8U CN213462326U (en) | 2020-12-02 | 2020-12-02 | Power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022843992.8U CN213462326U (en) | 2020-12-02 | 2020-12-02 | Power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213462326U true CN213462326U (en) | 2021-06-15 |
Family
ID=76303993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022843992.8U Active CN213462326U (en) | 2020-12-02 | 2020-12-02 | Power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213462326U (en) |
-
2020
- 2020-12-02 CN CN202022843992.8U patent/CN213462326U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240201 Address after: No. 065, Miaoqiao Village, Zhangdian Town, Tunliu District, Changzhi City, Shanxi Province, 046100 Patentee after: Song Yanji Country or region after: China Address before: 529000 second floor, No.2 Chaoyang Road, dasongling, ENLAN village committee, Enping City, Jiangmen City, Guangdong Province Patentee before: Enping golei Electronic Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240314 Address after: Room 418, Building 1, No. 6 Hanqi Avenue, Dalong Street, Panyu District, Guangzhou City, Guangdong Province, 511400 Patentee after: Zhongwei (Guangzhou) Information Technology Co.,Ltd. Country or region after: China Address before: No. 065, Miaoqiao Village, Zhangdian Town, Tunliu District, Changzhi City, Shanxi Province, 046100 Patentee before: Song Yanji Country or region before: China |
|
| TR01 | Transfer of patent right |