CN220359537U - Novel power amplifier case and power amplifier - Google Patents
Novel power amplifier case and power amplifier Download PDFInfo
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- CN220359537U CN220359537U CN202322061299.9U CN202322061299U CN220359537U CN 220359537 U CN220359537 U CN 220359537U CN 202322061299 U CN202322061299 U CN 202322061299U CN 220359537 U CN220359537 U CN 220359537U
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 41
- 230000005855 radiation Effects 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 230000010354 integration Effects 0.000 description 6
- 230000003321 amplification Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The utility model discloses a novel power amplifier cabinet and a power amplifier, which belong to the technical field of power amplifiers and comprise a cabinet body, and a supporting plate and a heat dissipation assembly which are arranged in the cabinet body; the box body comprises a front panel, a rear panel, a left side plate, a right side plate, a top cover plate and a bottom cover plate which are mutually matched; the supporting plate is horizontally arranged above the bottom cover plate and fixedly connected with the left side plate and the right side plate; the support plate is provided with a heat dissipation assembly which is used for dissipating heat of the power amplifier main body; the front panel is provided with an air inlet, and the rear panel is provided with a heat radiation opening; the air inlet, the heat radiating component and the heat radiating opening form a ventilation channel. The utility model can effectively solve the problems of poor heat dissipation effect, unattractive wiring, inconvenient disassembly and assembly and large and heavy volume of the existing power amplifier case.
Description
Technical Field
The utility model relates to the technical field of power amplifiers, in particular to a novel power amplifier cabinet and a power amplifier.
Background
The power amplifier is called as power amplifier for short, which is a pulse power amplifier capable of generating maximum power output to drive a load under the condition of given external triggering. Power amplifiers are involved in many fields, for example, in the field of communications, where a power amplifier is a signal processing device, typically applied as a front end of a radar transmitter or receiver for satellite communications, or for communications, electromagnetic interference and signal suppression for weaponry, and where device testing is commonly used in the field of electromagnetic compatibility testing environments. With the continuous development of electronic technology, integrated circuits are widely applied to various electronic circuits, the development of the electronic technology also affects the development of the electrical appliance industry, the design and the function of a power amplifier are continuously updated, and the power amplifier circuit is continuously developed towards modularization, miniaturization and integration.
In the prior art, for example, chinese patent with document number CN 218352733U discloses an autonomous tuning sound effect built-in microphone power amplifier, which comprises a power amplifier case, a groove is provided on the side surface of the power amplifier case, a moving plate is provided in the groove, the moving plate is slidingly connected with the groove, and a side plate is provided on the side surface of the moving plate. According to the utility model, through the matched use of the pull ring, the rotating rod, the moving plate, the fastening bolt, the groove, the side plate and the sticky plate, the pull ring and the side plate can be taken out from the power amplifier case when the power amplifier case needs to be carried, and people can hold the pull ring to conveniently carry and move the power amplifier case, so that the power amplifier case is convenient to use. However, the existing power amplifier case has the defects in the using process:
1. the modularization, miniaturization and integration of the power amplification circuit lead the heating value and the heat density of the power amplification element to be larger and larger, and the heat generated by the power amplification element is difficult to be dissipated in a heat dissipation mode of the heat dissipation groove, so that the heat dissipation effect is poor, the temperature in the power amplification case is increased, and the normal operation of each functional plate is influenced;
2. the existing power amplifier has the problems that the power amplifier element is arranged in a case, the power amplifier element and the circuit are arranged in a scattered manner, the circuit of the power amplifier element is inconvenient to comb and mount, and the wiring is not attractive;
3. the integral structure which is not detachable also has the problems of inconvenient disassembly and assembly and inconvenient disassembly and maintenance; at the same time, the problem of large and heavy volume is also present. Therefore, the existing power amplifier case structure needs to be improved and upgraded.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a novel power amplifier case and a power amplifier, aiming at solving the problems of poor heat dissipation effect, unattractive wiring, inconvenient disassembly and assembly, large size and heavy weight of the existing power amplifier case. In order to achieve the above purpose, the present utility model provides the following technical solutions:
a novel power amplifier case comprises a case body, a supporting plate and a heat dissipation assembly, wherein the supporting plate and the heat dissipation assembly are arranged in the case body; the box body comprises a front panel, a rear panel, a left side plate, a right side plate, a top cover plate and a bottom cover plate which are mutually matched; the supporting plate is horizontally arranged above the bottom cover plate and fixedly connected with the left side plate and the right side plate; the support plate is provided with a heat dissipation assembly which is used for dissipating heat of the power amplifier main body; the front panel is provided with an air inlet, and the rear panel is provided with a heat radiation opening; the air inlet, the heat radiating component and the heat radiating opening form a ventilation channel.
Further, the heat dissipation assembly comprises a first mounting bracket, a radiator and a second mounting bracket which are sequentially connected from left to right; the bottom ends of the first mounting bracket and the second mounting bracket are respectively and fixedly connected with the supporting plate; the front end of the radiator is provided with at least one blowing fan; at least one exhaust fan is arranged on the inner wall of the rear panel; the exhaust fan corresponds to the heat dissipation opening.
Further, the air inlet comprises a plurality of air inlet holes which are arranged in a staggered mode; the heat dissipation port comprises a plurality of heat dissipation holes which are arranged in a staggered mode; the outer wall of the rear panel is provided with a first groove; the first groove corresponds to the heat dissipation port; and a dustproof net is arranged in the first groove.
Further, a plurality of threaded holes and a plurality of rectangular holes are formed in the supporting plate.
Further, the box body and the supporting plate are made of aluminum alloy.
Further, the left side and the right side of the front panel extend to form fin plates; the front panel is also provided with a mounting fixing through hole, a handle fixing through hole, a button switch position through hole, an indicator lamp position through hole and an output joint position through hole; the installation fixing through holes and the handle fixing through holes are formed in the fin plates.
Furthermore, the installation fixing through holes are round-edge rectangular holes which are horizontally arranged.
Further, the handle fixing through holes comprise left handle fixing through holes and right handle fixing through holes, and the left handle fixing through holes and the right handle fixing through holes are countersunk holes; the left handle fixing through hole is vertically fixed with a left handle, and the right handle fixing through hole is vertically fixed with a right handle.
Further, the rear panel is also provided with a communication control position through hole, an external power supply position hole, a grounding column position through hole and a control joint position hole.
A power amplifier comprises the novel power amplifier case.
The beneficial effects of the utility model are as follows:
1. according to the novel power amplifier case, the heat radiating component is arranged in the case, the front end of the radiator is provided with the at least one blowing fan, and the inner wall of the rear panel is provided with the at least one exhaust fan, so that the air inlet and the heat radiating opening form a ventilation channel, heat in the power amplifier case can be rapidly radiated, and the heat is discharged out of the power amplifier case, and the heat radiating effect is effectively improved;
2. according to the novel power amplifier case, the dustproof net is arranged at the position of the heat dissipation opening of the rear panel, so that impurities can be prevented from entering power amplifier equipment, the heat dissipation effect is effectively improved, and meanwhile, internal devices are effectively protected from being damaged by the outside;
3. according to the novel power amplifier case, the supporting plate is arranged in the case body, the plurality of threaded holes and the plurality of rectangular holes are formed in the supporting plate, so that the internal power line and the cable line are attractive in appearance, and the cable is prevented from being damaged and loosened due to random shaking of the cable in the case body.
4. The novel power amplifier cabinet provided by the utility model is small, exquisite and portable, and has high integration level; all parts are independent in structural assembly, so that the assembly, disassembly and maintenance are convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a novel power amplifier cabinet provided by the utility model;
fig. 2 is a schematic diagram of a front panel structure of a novel power amplifier cabinet provided by the utility model;
fig. 3 is a schematic diagram of a rear panel structure of a novel power amplifier cabinet provided by the utility model;
fig. 4 is a schematic diagram of a box structure of the novel power amplifier case after the top cover plate is hidden;
in the accompanying drawings: 1-backup pad, 2-front panel, 3-rear panel, 4-left side board, 5-right side board, 6-lamina tecti, 7-end apron, 8-air intake, 9-thermovent, 10-first installing support, 11-radiator, 12-second installing support, 13-blower, 14-induced draft fan, 15-first recess, 16-installation fixed through-hole, 17-handle fixed through-hole, 18-button switch position through-hole, 19-pilot lamp position through-hole, 20-output joint position through-hole, 21-communication control position through-hole, 22-external power source position hole, 23-ground post position through-hole, 24-control joint position hole, 25-second recess.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and the detailed description, but the present utility model is not limited to the following examples.
Embodiment one:
see fig. 1-4. The novel power amplifier case comprises a case body, a supporting plate 1 and a heat dissipation assembly, wherein the supporting plate 1 and the heat dissipation assembly are arranged in the case body; the box body comprises a front panel 2, a rear panel 3, a left side plate 4, a right side plate 5, a top cover plate 6 and a bottom cover plate 7 which are matched with each other; the supporting plate 1 is horizontally arranged above the bottom cover plate 7 and is fixedly connected with the left side plate 4 and the right side plate 5; the support plate 1 is provided with a heat dissipation assembly which is used for dissipating heat of the power amplifier main body; an air inlet 8 is formed in the front panel 2, and a heat dissipation port 9 is formed in the rear panel 3; the air inlet 8, the heat radiating component and the heat radiating opening 9 form a ventilation channel. As can be seen from the above structure, the edges of the front panel 2, the rear panel 3, the left side panel 4, the right side panel 5, the top cover 6 and the bottom cover 7 are combined to form a box structure, and an accommodating space is provided in the box. The supporting plate 1 is horizontally arranged in the box body, and can be fixed on the left side plate 4 and the right side plate 5 through screws, and the supporting plate 1 can be used for bearing components such as a power amplifier element, a heat radiation component, a power module and the like. The heat sink assembly is provided on the support plate 1, preferably in close proximity to the side wall of the left side plate 4 or the right side plate 5. The heat dissipation assembly can be used for setting a power amplifier module. When the power amplifier works, heat generated by the power amplifier module is absorbed by the heat radiating component, and external air flows into the power amplifier cabinet through the air inlet 8 arranged on the front panel 2; when passing through the heat dissipation component, heat absorbed by the heat dissipation component is taken away; finally, the heat is discharged out of the box body from the heat radiation opening 9 arranged on the rear panel 3, the air inlet 8, the heat radiation assembly and the heat radiation opening 9 form a ventilation channel, so that heat in the box body can be rapidly radiated and discharged out of the box body, and the heat radiation effect is effectively improved.
Embodiment two:
see fig. 1-4. On the basis of the first embodiment, the heat dissipation assembly comprises a first mounting bracket 10, a radiator 11 and a second mounting bracket 12 which are sequentially connected from left to right; the bottom ends of the first mounting bracket 10 and the second mounting bracket 12 are respectively fixedly connected with the supporting plate 1; the front end of the radiator 11 is provided with at least one blowing fan 13; at least one exhaust fan 14 is arranged on the inner wall of the rear panel 3; the air draft fan 14 corresponds to the heat radiation opening 9. As can be seen from the above structure, the surface of the radiator 11, which is fixed in the case and is close to the front panel 2, is defined as the front, and vice versa; the surface close to the right side plate 5 is right, and vice versa is left. The first mounting bracket 10 and the second mounting bracket 12 are respectively fixed on the left side and the right side of the radiator 11, and the bottom ends of the first mounting bracket 10 and the second mounting bracket 12 are respectively fixedly connected with the supporting plate 1. For example, as shown in fig. 4, the first and second mounting brackets 10 and 12 may have an L-shaped structure including a vertical portion and a horizontal portion, which are fixedly connected or integrally formed, wherein the vertical portion may be fixed with the heat sink 11 by a screw, and the horizontal portion may be fixed with the support plate 1 by a screw. The heat sink 11 may be of conventional design, and for example, the heat sink 11 may be made of aluminum alloy. At least one blower 13 is fixed at the front end of the radiator 11, and at least one exhaust fan 14 is fixed on the inner wall of the rear panel 3. When the air blower works, under the double functions of the air blower 13 and the air draft fan 14, external air continuously and unidirectionally flows into the box body from outside the box body, and finally is discharged out of the box body from inside the box body; during the flow, the heat absorbed by the radiator 11 is taken away, so that the heat dissipation efficiency is higher.
The air inlet 8 comprises a plurality of air inlet holes which are arranged in a staggered manner; the heat dissipation port 9 comprises a plurality of heat dissipation holes which are arranged in a staggered manner; the outer wall of the rear panel 3 is provided with a first groove 15; the first groove 15 corresponds to the heat radiation opening 9; a dust screen is arranged in the first groove 15. As shown in fig. 2, the air inlet 8 includes a plurality of air inlet holes that are staggered, so that the air inlet amount is effectively ensured while the power amplifier device reliably works. A second groove 25 may be further provided at the front end of the air inlet 8 to facilitate air inflow and to make the front panel 2 attractive in appearance. Preferably, no dust screen is arranged outside the air inlet 8, so that the air inlet quantity is prevented from being influenced. As shown in fig. 3, the heat dissipation port 9 includes a plurality of heat dissipation holes that are staggered, a first groove 15 is provided at the outer side of the heat dissipation port 9, and a dust screen is provided in the first groove 15, so that the heat dissipation effect is effectively improved and the internal devices are effectively protected from external damage.
The support plate 1 is provided with a plurality of threaded holes and a plurality of rectangular holes. According to the structure, the supporting plate 1 is provided with the threaded holes, so that the screw can be used for assembling other parts; rectangular holes are formed in the supporting plate 1 and can be used for fixing cables, so that the internal power supply wires and the cable wires are attractive in appearance, and the cables are prevented from being damaged and loosened due to random shaking of the cables in the box body.
The box body and the supporting plate 1 are made of aluminum alloy. According to the structure, the box body and the supporting plate 1 are made of aluminum alloy, the first mounting bracket 10 and the second mounting bracket 12 can be made of common carbon structural steel, and the weight of the box body is effectively reduced while the reliable work of the power amplifier is ensured.
Embodiment III:
see fig. 1-4. On the basis of the second embodiment, the left side and the right side of the front panel 2 extend to form fin plates; the front panel 2 is also provided with a mounting fixing through hole 16, a handle fixing through hole 17, a button switch position through hole 18, an indicator light position through hole 19 and an output joint position through hole 20; the mounting and fixing through holes 16 and the handle fixing through holes 17 are formed in the fin plate. As can be seen from the above structure, the front panel 2 is provided with the mounting fixing through hole 16, the handle fixing through hole 17, the push button switch position through hole 18, the indicator lamp position through hole 19 and the output connector position through hole 20, so that the power amplifier case has high integration level. Wherein the button switch position through hole 18 can be provided as a circular through hole, and the button switch position through hole 18 is used for fixing a circular button switch; the indicator light position through holes 19 can be provided as four circular holes for fixing three red and one green indicator lights; the output joint position through hole 20 may be provided as a circular through hole, and the output cable may be fixed to the front panel 2 by a screw after passing through the output joint position through hole 20.
The installation fixing through hole 16 is a round rectangular hole which is horizontally arranged. According to the structure, the installation fixing through holes 16 are installation holes for the power amplifier case upper frame, the installation fixing through holes 16 are round-edge rectangular holes, concentricity of the holes can be guaranteed, and installation is facilitated. As shown in fig. 2, the number of the mounting fixing through holes 16 may be set to four, and two mounting fixing through holes 16 on the same side are vertically aligned.
The handle fixing through holes 17 comprise left handle fixing through holes and right handle fixing through holes, and the left handle fixing through holes and the right handle fixing through holes are counter sunk holes; the left handle fixing through hole is vertically fixed with a left handle, and the right handle fixing through hole is vertically fixed with a right handle. As can be seen from the above structure, as shown in fig. 2, a left handle fixing through hole is provided at the left side edge of the front panel 2 and vertically aligned, and a left handle is fixed to the left handle through hole; the right handle fixing through hole is arranged at the right side edge of the front panel 2 and is vertically aligned, and the right handle is fixed on the right handle through hole, so that the use is more convenient.
The rear panel 3 is also provided with a communication control position through hole 21, an external power supply position hole 22, a ground post position through hole 23 and a control joint position hole 24. As can be seen from the above structure, the communication control position through hole 21, the external power supply position hole 22, the ground post position through hole 23, and the control joint position hole 24 are provided on the rear panel 3, so that the power amplifier case has high integration. Wherein the external power position hole 22 may be provided as a rounded rectangular through hole; the control joint position holes 24 may be provided as circular through holes, three in number, horizontally aligned.
Embodiment four:
see fig. 1-4. On the basis of the third embodiment, the power amplifier comprises the novel power amplifier case. The structure can show that the utility model also provides a power amplifier which comprises the novel power amplifier case, and the power amplifier is small, light and high in integration level.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.
Claims (10)
1. The utility model provides a novel power amplifier machine case which characterized in that: comprises a box body, a supporting plate (1) and a heat dissipation assembly, wherein the supporting plate (1) and the heat dissipation assembly are arranged in the box body; the box body comprises a front panel (2), a rear panel (3), a left side plate (4), a right side plate (5), a top cover plate (6) and a bottom cover plate (7) which are matched with each other; the supporting plate (1) is horizontally arranged above the bottom cover plate (7) and is fixedly connected with the left side plate (4) and the right side plate (5); the support plate (1) is provided with a heat dissipation assembly, and the heat dissipation assembly is used for dissipating heat of the power amplifier main body; an air inlet (8) is formed in the front panel (2), and a heat dissipation opening (9) is formed in the rear panel (3); the air inlet (8), the heat radiating component and the heat radiating opening (9) form a ventilation channel.
2. The novel power amplifier cabinet of claim 1, wherein: the heat dissipation assembly comprises a first mounting bracket (10), a radiator (11) and a second mounting bracket (12) which are sequentially connected from left to right; the bottom ends of the first mounting bracket (10) and the second mounting bracket (12) are fixedly connected with the supporting plate (1) respectively; the front end of the radiator (11) is provided with at least one blowing fan (13); at least one air draft fan (14) is arranged on the inner wall of the rear panel (3); the air draft fan (14) corresponds to the heat dissipation opening (9).
3. The novel power amplifier cabinet of claim 2, wherein: the air inlet (8) comprises a plurality of air inlet holes which are arranged in a staggered mode; the heat dissipation port (9) comprises a plurality of heat dissipation holes which are arranged in a staggered mode; the outer wall of the rear panel (3) is provided with a first groove (15); the first groove (15) corresponds to the heat radiation opening (9); a dust screen is arranged in the first groove (15).
4. The novel power amplifier cabinet of claim 1, wherein: the support plate (1) is provided with a plurality of threaded holes and a plurality of rectangular holes.
5. The novel power amplifier cabinet of claim 1, wherein: the box body and the supporting plate (1) are made of aluminum alloy.
6. The novel power amplifier cabinet of claim 1, wherein: the left side and the right side of the front panel (2) extend to form fin plates; the front panel (2) is also provided with a mounting and fixing through hole (16), a handle fixing through hole (17), a button switch position through hole (18), an indicator lamp position through hole (19) and an output joint position through hole (20); the mounting fixing through holes (16) and the handle fixing through holes (17) are formed in the fin plates.
7. The novel power amplifier cabinet of claim 6, wherein: the installation fixing through holes (16) are round-edge rectangular holes which are horizontally arranged.
8. The novel power amplifier cabinet of claim 6, wherein: the handle fixing through holes (17) comprise left handle fixing through holes and right handle fixing through holes, and the left handle fixing through holes and the right handle fixing through holes are countersunk holes; the left handle fixing through hole is vertically fixed with a left handle, and the right handle fixing through hole is vertically fixed with a right handle.
9. The novel power amplifier cabinet of claim 1, wherein: the rear panel (3) is also provided with a communication control position through hole (21), an external power supply position hole (22), a grounding column position through hole (23) and a control joint position hole (24).
10. The utility model provides a power amplifier which characterized in that: a novel power amplifier cabinet comprising the device of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322061299.9U CN220359537U (en) | 2023-08-02 | 2023-08-02 | Novel power amplifier case and power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322061299.9U CN220359537U (en) | 2023-08-02 | 2023-08-02 | Novel power amplifier case and power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220359537U true CN220359537U (en) | 2024-01-16 |
Family
ID=89502663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322061299.9U Active CN220359537U (en) | 2023-08-02 | 2023-08-02 | Novel power amplifier case and power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220359537U (en) |
-
2023
- 2023-08-02 CN CN202322061299.9U patent/CN220359537U/en active Active
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