CN210579056U - Four-channel analog combined power amplifier - Google Patents
Four-channel analog combined power amplifier Download PDFInfo
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- CN210579056U CN210579056U CN201922180486.2U CN201922180486U CN210579056U CN 210579056 U CN210579056 U CN 210579056U CN 201922180486 U CN201922180486 U CN 201922180486U CN 210579056 U CN210579056 U CN 210579056U
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- power amplifier
- fixedly connected
- rear end
- dust
- amplifier body
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Abstract
The utility model relates to a power amplifier technical field just discloses a four-channel simulation amalgamates power amplifier, including the power amplifier body, the rear end cap is installed to one side of power amplifier body, install wiring port, charging wire interface and switch on the rear end cap, radiator fan is installed to the symmetry on the rear end cap, is located symmetrical fixedly connected with curb plate, two on the conch wall of power amplifier body both sides the spout has been seted up to the symmetry on the lateral wall in opposite directions of curb plate, sliding connection has the slider, two in the spout slider one end in opposite directions passes corresponding spout notch and outwards extends, and the dust guard of common fixedly connected with L type, the spout has been kept away from and has been seted up on the cell wall of dust guard to block groove. The utility model discloses make and can not be covered with the dust on the rear end cap of idle power amplifier, avoid influencing the use of wiring port, switch and charging wire interface, also avoid the dust to get into inside the power amplifier through radiator fan's louvre.
Description
Technical Field
The utility model relates to a power amplifier technical field especially relates to a four-channel simulation amalgamates power amplifier.
Background
The amplifier is commonly called as a loudspeaker and has the function of amplifying a weak signal from a sound source or a preamplifier to push a sound box to play sound. The audio power amplifier can amplify audio signals, so that the audio power amplifier is popular among the music enthusiasts. The four-channel analog merging power amplifier not only has super stability, but also has high fidelity tone quality. The wiring port, the switch and the charging wire interface on the existing four-channel simulation combined power amplifier are all installed on the rear end cover, when the power amplifier is idle, dust is easily distributed on the rear end cover, the use of the wiring port, the switch and the charging wire interface is influenced, and the dust also easily enters the power amplifier through the radiating holes of the radiating fans.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of the use of wiring port, switch and charging wire interface in the dust of being covered with easily on the rear end cap of idle power amplifier among the prior art, and the four-channel simulation that proposes merges power amplifier.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a four-channel simulation combined power amplifier comprises a power amplifier body, wherein a rear end cover is installed on one side of the power amplifier body, a wiring port, a charging wire interface and a switch are installed on the rear end cover, cooling fans are symmetrically installed on the rear end cover, side plates are symmetrically and fixedly connected to the wall of the shell on two sides of the power amplifier body, sliding grooves are symmetrically formed in the opposite side walls of the two side plates, sliding blocks are connected in the sliding grooves in a sliding mode, opposite ends of the two sliding blocks penetrate through corresponding sliding groove notches and extend outwards, an L-shaped dust guard plate is fixedly connected with the two sliding grooves, abutting block grooves are formed in the wall, away from the dust guard plate, of each sliding groove, abutting blocks are connected in the abutting block grooves in a sliding mode, one ends, close to the dust guard plates, of the abutting blocks penetrate through the notches of the abutting block grooves and extend inwards in the sliding grooves, the upper ends of the abutting blocks, the other end of the spring is fixedly connected to the supporting block, one end, far away from the dust guard, of the supporting block is fixedly connected with a pull rod, and the other end of the pull rod penetrates through the spring and the bottom of the supporting block groove and extends outwards.
Preferably, the power amplifier body between the two side plates is fixedly connected with a sealing plate, a sealing groove is formed in the upper end of the sealing plate, and a sealing gasket is fixedly connected to the bottom of the sealing groove.
Preferably, the rear end cover is connected with the shell wall of the power amplifier body through a plurality of screws, and the rear end cover is symmetrically and fixedly connected with U-shaped handles.
Preferably, one end of the pull rod, which is far away from the dust guard, is fixedly connected with a pull plate.
Preferably, the two sides of the power amplifier body are symmetrically and fixedly connected with fixing plates, and fixing holes are symmetrically formed in the fixing plates.
Preferably, the four corners of the bottom of the power amplifier body are fixedly connected with T-shaped supporting legs.
Compared with the prior art, the utility model provides a four-channel simulation merges power amplifier possesses following beneficial effect:
the four-channel simulation combined power amplifier is characterized in that the power amplifier body, the rear end cover, the side plates, the sliding groove, the sliding block, the dustproof plate, the abutting block groove, the abutting block, the spring, the pull rod, the sealing plate, the sealing groove and the sealing gasket are arranged, when the power amplifier body is not used in an idle state, the two pull rods are pulled, the pull rods and the abutting block are enabled to move away from the dustproof plate, the abutting block is separated from the sliding groove and retracts into the abutting block groove, the spring is compressed, due to the action of gravity, the dustproof plate moves downwards and the bottom of the dustproof plate is inserted into the sealing groove, the bottom of the dustproof plate abuts against the upper surface of the sealing gasket, the connection tightness of the dustproof plate is improved, the two side plates, the L-shaped dustproof plate and the sealing plate form a dustproof cover on the surface of the rear end cover, when the power amplifier is used, the sliding block moves above the abutting block, the dustproof plate can be quickly opened and fixed, dust cannot be, The use of switch and charging wire interface also avoids the dust to get into the power amplifier inside through radiator fan's louvre.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make and can not be covered with the dust on the rear end cap of idle power amplifier, avoid influencing the use of wiring port, switch and charging wire interface, also avoid the dust to get into inside the power amplifier through radiator fan's louvre.
Drawings
Fig. 1 is a schematic structural diagram of a four-channel analog combining power amplifier proposed by the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: the power amplifier comprises a power amplifier body 1, a rear end cover 2, a wiring port 3, a charging wire interface 4, a switch 5, a cooling fan 6, a side plate 7, a sliding groove 8, a sliding block 9, a dust guard plate 10, a block abutting groove 11, a block abutting groove 12, a spring 13, a pull rod 14, a sealing plate 15, a sealing groove 16, a sealing gasket 17, a handle 18, a fixing plate 19 and supporting legs 20.
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. 1-2, a four-channel analog merging power amplifier comprises a power amplifier body 1, a rear end cover 2 is installed on one side of the power amplifier body 1, a wiring port 3, a charging wire interface 4 and a switch 5 are installed on the rear end cover 2, a heat dissipation fan 6 is symmetrically installed on the rear end cover 2, side plates 7 are symmetrically and fixedly connected to the casing walls on the two sides of the power amplifier body 1, sliding grooves 8 are symmetrically formed in the opposite side walls of the two side plates 7, sliding blocks 9 are slidably connected in the sliding grooves 8, the opposite ends of the two sliding blocks 9 penetrate through the corresponding notches of the sliding grooves 8 and extend outwards, an L-shaped dust guard 10 is fixedly connected together, a supporting block groove 11 is formed in the wall of the sliding groove 8 far away from the dust guard 10, a supporting block 12 is slidably connected in the supporting block groove 11, one end of the supporting block 12 close to the dust guard 10 penetrates through the notch of the supporting block groove 11 and extends inwards of the sliding groove, a spring 13 is fixedly connected to the bottom of the supporting block groove 11, the other end of the spring 13 is fixedly connected to the supporting block 12, one end of the supporting block 12, which is far away from the dust-proof plate 10, is fixedly connected with a pull rod 14, the other end of the pull rod 14 penetrates through the bottoms of the spring 13 and the supporting block groove 11 and extends outwards, a sealing plate 15 is fixedly connected to the power amplifier body 1 between the two side plates 7, a sealing groove 16 is formed in the upper end of the sealing plate 15, a sealing gasket 17 is fixedly connected to the bottom of the sealing groove 16, when the power amplifier body 1 is not used, the two pull rods 14 are pulled, the pull rods 14 and the supporting block 12 both move far away from the dust-proof plate 10, the supporting block 12 is separated from the sliding groove 8 and retracts into the supporting block groove 11, the spring 13 is compressed, due to the action of gravity, the dust-proof plate 10 moves downwards and the bottom of the dust-proof plate is inserted, two curb plates 7, the dust guard 10 and the closing plate 15 of L type form a dust cover on rear end cap 2 surface, when the power amplifier uses, move slider 9 to support the piece 12 top, can open dust guard 10 fast and fixed, make the dust can not be covered with on the rear end cap 2 of idle power amplifier, avoid influencing wiring port 3, switch 5 and charging wire interface 4's use, also avoid the dust to get into inside the power amplifier through radiator fan 6's louvre.
The rear end cover 2 is connected with the shell wall of the power amplifier body 1 through a plurality of screws, and the rear end cover 2 is symmetrically and fixedly connected with U-shaped handles 18, so that the rear end cover 2 can be conveniently detached, and the rear end cover 2 can be conveniently pulled to be separated from the shell of the power amplifier body 1.
The end of the pull rod 14 far away from the dust guard 10 is fixedly connected with a pull plate, so that the pull rod 14 is easy to pull.
The fixed plates 19 are symmetrically and fixedly connected to two sides of the power amplifier body 1, the fixed plates 19 are symmetrically provided with fixing holes, and the power amplifier body 1 can be fixed on other objects through bolts penetrating through the fixing holes.
The four corners of the bottom of the power amplifier body 1 are fixedly connected with T-shaped supporting legs 20, so that the power amplifier body 1 can be placed on a platform.
In the utility model, when the power amplifier body 1 is not used in idle, the two pull rods 14 are pulled to make the pull rods 14 and the abutting blocks 12 move away from the dust guard 10, the abutting blocks 12 are separated from the sliding grooves 8 and are retracted into the abutting block grooves 11, and the springs 13 are compressed, due to the action of gravity, the dust-proof plate 10 moves downwards and the bottom of the dust-proof plate is inserted into the sealing groove 16, so that the bottom of the dust-proof plate 10 is abutted against the upper surface of the sealing gasket 17, the connection tightness is improved, the two side plates 7, the L-shaped dust-proof plate 10 and the sealing plate 15 form a dust-proof cover on the surface of the rear end cover 2, when the power amplifier is used, the sliding block 9 moves to the position above the abutting block 12, can open dust guard 10 fast and fix for can not be covered with the dust on the rear end housing 2 of idle power amplifier, avoid influencing wiring port 3, switch 5 and charging wire interface 4's use, also avoid the dust to get into inside the power amplifier through radiator fan 6's louvre.
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 (6)
1. The four-channel simulation combined power amplifier comprises a power amplifier body (1) and is characterized in that a rear end cover (2) is installed on one side of the power amplifier body (1), a wiring port (3), a charging wire interface (4) and a switch (5) are installed on the rear end cover (2), a radiating fan (6) is symmetrically installed on the rear end cover (2), side plates (7) are symmetrically and fixedly connected to the shell wall of the two sides of the power amplifier body (1), sliding grooves (8) are symmetrically formed in the opposite side walls of the two side plates (7), sliding blocks (9) are connected in the sliding grooves (8), the opposite ends of the two sliding blocks (9) penetrate through the notches of the corresponding sliding grooves (8) and extend outwards, an L-shaped dust guard (10) is fixedly connected to the sliding grooves (8), and block supporting grooves (11) are formed in the groove wall of the dust guard (10) far away from the sliding grooves (8), support piece groove (11) sliding connection and support piece (12), support piece (12) and pass support piece groove (11) notch and extend to spout (8) near the one end of dust guard (10), and its upper end offsets with slider (9) bottom, support piece groove (11) tank bottom fixedly connected with spring (13), the other end fixed connection of spring (13) is on supporting piece (12), support piece (12) and keep away from one end fixedly connected with pull rod (14) of dust guard (10), the other end of pull rod (14) passes spring (13) and supports piece groove (11) tank bottom and outwards extend.
2. The four-channel analog combining power amplifier as claimed in claim 1, wherein a sealing plate (15) is fixedly connected to the power amplifier body (1) between the two side plates (7), a sealing groove (16) is formed at an upper end of the sealing plate (15), and a sealing gasket (17) is fixedly connected to a bottom of the sealing groove (16).
3. The four-channel analog merging power amplifier as claimed in claim 1, wherein said rear end cap (2) is connected to the shell wall of the power amplifier body (1) by a plurality of screws, and a U-shaped handle (18) is symmetrically and fixedly connected to said rear end cap (2).
4. The four-channel analog combining power amplifier as claimed in claim 1, wherein a pulling plate is fixedly connected to an end of the pulling rod (14) far away from the dust-proof plate (10).
5. The four-channel analog combining power amplifier according to claim 1, wherein the two sides of the power amplifier body (1) are symmetrically and fixedly connected with fixing plates (19), and the fixing plates (19) are symmetrically provided with fixing holes.
6. The four-channel analog combining power amplifier as claimed in claim 1, wherein T-shaped supporting legs (20) are fixedly connected to four corners of the bottom of the power amplifier body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180486.2U CN210579056U (en) | 2019-12-09 | 2019-12-09 | Four-channel analog combined power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180486.2U CN210579056U (en) | 2019-12-09 | 2019-12-09 | Four-channel analog combined power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210579056U true CN210579056U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922180486.2U Active CN210579056U (en) | 2019-12-09 | 2019-12-09 | Four-channel analog combined power amplifier |
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| Country | Link |
|---|---|
| CN (1) | CN210579056U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113905559A (en) * | 2021-09-30 | 2022-01-07 | 北京帮安迪信息科技股份有限公司 | Charging protection mechanism of mobile video monitoring terminal equipment |
| CN116981198A (en) * | 2023-07-17 | 2023-10-31 | 山东锋火动力通信科技有限公司 | Switching power supply based on wireless network remote control |
-
2019
- 2019-12-09 CN CN201922180486.2U patent/CN210579056U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113905559A (en) * | 2021-09-30 | 2022-01-07 | 北京帮安迪信息科技股份有限公司 | Charging protection mechanism of mobile video monitoring terminal equipment |
| CN113905559B (en) * | 2021-09-30 | 2023-05-12 | 北京帮安迪信息科技股份有限公司 | Charging protection mechanism of mobile video monitoring terminal equipment |
| CN116981198A (en) * | 2023-07-17 | 2023-10-31 | 山东锋火动力通信科技有限公司 | Switching power supply based on wireless network remote control |
| CN116981198B (en) * | 2023-07-17 | 2024-02-13 | 山东锋火动力通信科技有限公司 | Switching power supply based on wireless network remote control |
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