CN215417517U - Microwave frequency source module with sound insulation and noise reduction functions - Google Patents
Microwave frequency source module with sound insulation and noise reduction functions Download PDFInfo
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- CN215417517U CN215417517U CN202121884881.XU CN202121884881U CN215417517U CN 215417517 U CN215417517 U CN 215417517U CN 202121884881 U CN202121884881 U CN 202121884881U CN 215417517 U CN215417517 U CN 215417517U
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Abstract
The utility model provides a sound-insulation and noise-reduction microwave frequency source module which comprises a butt joint frame, a metal shell, supporting springs, a supporting plate, a microwave frequency source module main body and a sound-insulation assembly, wherein the metal shell is sleeved on the top of the butt joint frame, the supporting springs are fixed on the top of the butt joint frame, the tops of the supporting springs are fixed at the bottom of the supporting plate, the microwave frequency source module main body is fixedly installed on the top of the supporting plate through bolts, and the sound-insulation assembly with a multilayer structure is arranged on the inner side of the metal shell. The sound insulation shell can absorb a part of noise, water in the storage cavity between the sound insulation shell and the sealing shell vibrates along with the noise, the noise can be further absorbed, the sealing shell and the vacuum cavity connected with the inner shell can play a role in completely isolating the noise by utilizing the principle that the sound cannot be transmitted in vacuum, and the sound insulation shell has very good sound insulation and noise reduction capabilities through twice noise absorption and noise isolation.
Description
Technical Field
The utility model relates to the technical field of frequency sources, in particular to a sound-insulation noise-reduction microwave frequency source module.
Background
The microwave frequency source is also called as a microwave frequency synthesizer and is a core component of electronic systems such as radars, communication, electronic countermeasure, microwave measuring instruments and the like, the microwave frequency synthesizer can emit phase noise, and the penetrating power of the phase noise is very strong; according to the microwave frequency source module in the prior art, as the shell adopts a general sound insulation structure, in the use process of the microwave frequency source module, noise penetrates through the shell, so that the noise is too high, and the physical and psychological health of workers is influenced, therefore, the microwave frequency source module with strong sound insulation and noise reduction capabilities is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, because the shell of the microwave frequency source module adopts a general sound insulation structure, the noise penetrates through the shell in the using process of the microwave frequency source module, the noise is overlarge, and the physical and psychological health of workers is influenced, so that the microwave frequency source module for sound insulation and noise reduction is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a microwave frequency source module of making an uproar falls gives sound insulation, includes butt joint frame, metal-back, supporting spring, backup pad, microwave frequency source module main part and syllable-dividing subassembly, the metal-back has been cup jointed at the top of butt joint frame, a plurality of supporting spring is fixed at the top of butt joint frame, supporting spring's top is all fixed in the bottom of backup pad, and there is microwave frequency source module main part at the top of backup pad through bolt fixed mounting, the inboard of metal-back is equipped with multilayer structure's syllable-dividing subassembly.
Further preferably, the sound insulation assembly is composed of a sound insulation shell, a sealing shell and a connecting inner shell, wherein the sound insulation shell, the sealing shell and the connecting inner shell are sequentially arranged on the inner side of the metal shell from outside to inside.
Further preferably, the sound insulation shell, the sealing shell and the connecting inner shell are not in contact with each other, a cavity among the sound insulation shell, the sealing shell and the metal shell is a storage cavity, and a cavity among the sealing shell, the connecting inner shell and the metal shell is a vacuum cavity.
Further preferably, the storage chamber is filled with water of an indefinite shape, the vacuum chamber is evacuated, and a distance between the sealing shell and the connecting inner shell is smaller than a distance between the soundproof shell and the sealing shell.
Further preferably, the sound insulation shell is made of foamed polyethylene, the thickness of the sound insulation shell is three times of that of the metal shell, and the thicknesses of the sealing shell and the connecting inner shell are kept consistent.
Further preferably, the bottom of the metal shell is provided with an inward-recessed edge, the edge is sealed at the bottom of the sealing shell and the connecting inner shell, and the connecting inner shell is matched with the supporting plate.
Preferably, the middle of the supporting plate and the middle of the butt joint frame are provided with wiring holes, the supporting springs are uniformly distributed at the bottom of the supporting plate, and four supporting legs are fixed at the bottom of the butt joint frame.
The utility model has the beneficial effects that: the shell that gives sound insulation self can absorb some noise, and the water of storing in the chamber between shell and the sealed shell of giving sound insulation is followed the noise and is shaken, absorbed noise that can step forward, sealed shell and the vacuum cavity of connecting between the inner shell can utilize the unable principle of propagating in the vacuum of sound, play the effect of completely isolated noise, absorption through twice noise and the isolated of noise make this dress have the ability of making an uproar of very good sound insulation.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention as a whole;
fig. 3 is an overall exploded view of the present invention.
In the figure: the microwave frequency source module comprises a butt joint frame 1, a metal shell 2, a supporting spring 3, a supporting plate 4, a microwave frequency source module main body 5, a bolt 6, a sound insulation shell 7, a sealing shell 8, a connecting inner shell 9, a storage cavity 10, a vacuum cavity 11 and supporting legs 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a microwave frequency source module that gives sound insulation and falls makes an uproar, including butt joint frame 1, metal-back 2, supporting spring 3, backup pad 4, microwave frequency source module main part 5 and syllable-dividing subassembly, butt joint frame 1's top has cup jointed metal-back 2, butt joint frame 1's top is fixed a plurality of supporting spring 3, supporting spring 3's top is all fixed in backup pad 4's bottom, there is microwave frequency source module main part 5 at backup pad 4's top through 6 fixed mounting of bolt, metal-back 2's inboard is equipped with multilayer structure's syllable-dividing subassembly.
Preferably, the middle of the supporting plate 4 and the middle of the butt joint frame 1 are provided with wiring holes, the supporting springs 3 are uniformly distributed at the bottom of the supporting plate 4, the bottom of the butt joint frame 1 is fixed with four supporting legs 12, and the supporting springs 3 are used for supporting the supporting plate 4, so that the supporting plate 4 and the microwave frequency source module main body 5 are positioned in the metal shell 2, and noise emitted by the microwave frequency source module main body 5 is fully isolated and absorbed.
In this embodiment, the sound insulation assembly is composed of a sound insulation shell 7, a sealing shell 8 and a connecting inner shell 9, and the sound insulation shell 7, the sealing shell 8 and the connecting inner shell 9 are sequentially arranged on the inner side of the metal shell 2 from outside to inside.
Preferably, all contactless between shell 7 gives sound insulation, sealed shell 8 and the connection inner shell 9, and the cavity between shell 7, sealed shell 8 and the metal casing 2 gives sound insulation is for storing chamber 10, and sealed shell 8, the cavity of connecting between inner shell 9 and the metal casing 2 are vacuum cavity 11, and vacuum cavity 11 can utilize the unable principle of propagating in the vacuum of sound, plays the effect of completely insulating the noise.
Preferably, the storage chamber 10 is filled with water having an indefinite shape, the vacuum chamber 11 is evacuated, the space between the sealing case 8 and the connecting inner case 9 is smaller than the space between the soundproof case 7 and the sealing case 8, and the water in the storage chamber 10 can follow the vibration of noise, and thus the water can absorb the noise, thereby attenuating the noise.
Preferably, the soundproof case 7 is made of foamed polyethylene, the thickness of the soundproof case 7 is three times that of the metal case 2, the thicknesses of the sealing case 8 and the connecting inner case 9 are kept consistent, the soundproof case 7 itself can absorb noise, and the sealing case 8 and the connecting inner case 9 can be completely sealed.
Preferably, the bottom of the metal shell 2 is provided with an inwardly recessed edge which is sealed at the bottom of the sealing shell 8 and the connecting inner shell 9, the connecting inner shell 9 and the supporting plate 4 are fitted, and the metal shell 2 is used for fixing the soundproof shell 7, the sealing shell 8 and the connecting inner shell 9 while keeping the sealing among the soundproof shell 7, the sealing shell 8 and the connecting inner shell 9.
When the microwave frequency source module is used, firstly, the microwave frequency source module main body 5 is fixed on the supporting plate 4 through the bolt 6, secondly, the metal shell 2 covers the butt joint frame 1, the supporting plate 4 and the microwave frequency source module main body 5 are covered by the metal shell 2, the terminal of the microwave frequency source module main body 5 penetrates through the middle of the butt joint frame 1 and the supporting plate 4, the noise emitted by the microwave frequency source module main body 5 is isolated by the vacuum cavity 11, and then the noise is absorbed by the storage cavity 10 and the sound insulation shell 7, so that the noise is completely remained in the butt joint frame 1.
Claims (7)
1. The utility model provides a microwave frequency source module of making an uproar falls gives sound insulation, includes butt joint frame (1), metal-back (2), supporting spring (3), backup pad (4), microwave frequency source module main part (5) and syllable-dividing subassembly, metal-back (2), its characterized in that have been cup jointed at the top of butt joint frame (1): a plurality of supporting spring (3) is fixed at the top of butt joint frame (1), the bottom in backup pad (4) is all fixed at the top of supporting spring (3), and there is microwave frequency source module main part (5) at the top of backup pad (4) through bolt (6) fixed mounting, the inboard of metal-back (2) is equipped with multilayer structure's syllable-dividing subassembly.
2. The microwave frequency source module for sound insulation and noise reduction according to claim 1, wherein the sound insulation assembly is composed of a sound insulation shell (7), a sealing shell (8) and a connecting inner shell (9), and the sound insulation shell (7), the sealing shell (8) and the connecting inner shell (9) are sequentially arranged on the inner side of the metal shell (2) from outside to inside.
3. A sound-insulating and noise-reducing microwave frequency source module according to claim 2, characterized in that the cavity between the sound-insulating casing (7), the sealing casing (8) and the metal casing (2) is a storage chamber (10), and the cavity between the sealing casing (8), the connecting inner casing (9) and the metal casing (2) is a vacuum chamber (11).
4. A sound-insulating and noise-reducing microwave frequency source module according to claim 3, characterized in that the interior of the storage chamber (10) is filled with water of indefinite shape and the interior of the vacuum chamber (11) is evacuated.
5. A sound-insulating and noise-reducing microwave frequency source module according to claim 2, characterized in that the sound-insulating shell (7) is of foamed polyethylene material, the thickness of the sound-insulating shell (7) being three times that of the metal shell (2).
6. A sound-insulating and noise-reducing microwave frequency source module according to claim 2, characterized in that the bottom of the metal shell (2) is provided with an inwardly recessed edge which seals against the bottom of the sealing shell (8) and the connecting inner shell (9).
7. The sound insulation and noise reduction microwave frequency source module according to claim 1, characterized in that the middle of the support plate (4) and the middle of the butt-joint frame (1) are provided with wiring holes, and four support legs (12) are fixed at the bottom of the butt-joint frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121884881.XU CN215417517U (en) | 2021-08-11 | 2021-08-11 | Microwave frequency source module with sound insulation and noise reduction functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121884881.XU CN215417517U (en) | 2021-08-11 | 2021-08-11 | Microwave frequency source module with sound insulation and noise reduction functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215417517U true CN215417517U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121884881.XU Active CN215417517U (en) | 2021-08-11 | 2021-08-11 | Microwave frequency source module with sound insulation and noise reduction functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215417517U (en) |
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2021
- 2021-08-11 CN CN202121884881.XU patent/CN215417517U/en active Active
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