CN214624421U - Noise elimination system special for split oxygen generator - Google Patents
Noise elimination system special for split oxygen generator Download PDFInfo
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- CN214624421U CN214624421U CN202120524328.9U CN202120524328U CN214624421U CN 214624421 U CN214624421 U CN 214624421U CN 202120524328 U CN202120524328 U CN 202120524328U CN 214624421 U CN214624421 U CN 214624421U
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Abstract
The utility model discloses a noise elimination system of split type oxygenerator is exclusively used in, include: an air inlet silencer, a nitrogen exhaust silencer and a fixing plate; the air inlet silencer comprises a first shell with an opening on one side, wherein the opening side is covered on a fixed plate, a cavity is formed in the first shell, sound-absorbing materials are filled in the cavity, at least one first air inlet is formed in the top of the first shell, and a first air outlet is formed in the area, covered by the first shell, of the fixed plate; the nitrogen discharging silencer comprises a second shell with an opening on one side, the opening side is covered on a fixing plate, a cavity is formed inside the nitrogen discharging silencer, sound absorbing materials are filled in the cavity, a second air inlet is formed in the top of the second shell, and a second air outlet is formed in the area, covered on the fixing plate, of the second shell. The air inlet silencer is used for reducing noise generated when the oxygen generator is used for air inlet, the nitrogen discharge silencer is used for reducing noise generated when nitrogen is discharged, and the flow speed of the gas flowing through the sound absorption material is reduced after the gas flows through the sound absorption material, so that the noise reduction effect is achieved.
Description
Technical Field
The utility model relates to a noise elimination system of split type oxygenerator is exclusively used in.
Background
In the medical field and the plateau area, the oxygen generator is an indispensable device, and people pay more attention to their health along with the improvement of the living standard of people, wherein oxygen therapy and oxygen health care are gradually accepted and popularized as a new technology for strengthening physique and preventing diseases, so that the oxygen generator is gradually applied to the household oxygen supply besides the medical field and the plateau area with thin air. But the gas velocity of flow is very fast when the in-process of making oxygen of current oxygenerator is admitted air and is exhausted, can produce great noise, influences user's work or rest, causes great puzzlement for the user.
SUMMERY OF THE UTILITY MODEL
According to an aspect of the utility model, a noise elimination system of split type oxygenerator is exclusively used in is provided, include: an air inlet silencer, a nitrogen exhaust silencer and a fixing plate; the air inlet silencer comprises a first shell with an opening on one side, wherein the opening side is covered on a fixed plate, a cavity is formed in the first shell, sound-absorbing materials are filled in the cavity, at least one first air inlet is formed in the top of the first shell, and a first air outlet is formed in the area, covered by the first shell, of the fixed plate; the nitrogen discharging silencer comprises a second shell with an opening on one side, the opening side is covered on a fixing plate, a cavity is formed inside the nitrogen discharging silencer, sound absorbing materials are filled in the cavity, a second air inlet is formed in the top of the second shell, and a second air outlet is formed in the area, covered on the fixing plate, of the second shell. The air inlet silencer is used for reducing noise generated when the oxygen generator is used for air inlet, the nitrogen discharge silencer is used for reducing noise generated when nitrogen is discharged, and the flow speed of the gas flowing through the sound absorption material is reduced after the gas flows through the sound absorption material, so that the noise reduction effect is achieved.
In some embodiments, the sound absorbing material is sound absorbing cotton, and the cavity is filled with multiple layers of sound absorbing cotton in a stacked manner. The multilayer sound-absorbing cotton laminated structure is beneficial to enhancing the sound-absorbing and noise-reducing effects.
In some embodiments, the number of the first air inlets is two, and the axes of the two first air inlets and the axis of the first air outlet are not on the same straight line. The first air inlet and the first air outlet are not on the same straight line, so that the flow direction of air can be changed, the path of the air flowing through the sound-absorbing material is lengthened, and the sound-absorbing and noise-reducing effects are further enhanced.
In some embodiments, the axis of the second air inlet and the axis of the second air outlet are not collinear. The second air inlet and the second air outlet are not on the same straight line, so that the flow direction of air can be changed, the path of the air flowing through the sound-absorbing material is lengthened, and the sound-absorbing and noise-reducing effects are further enhanced.
In some embodiments, the second air outlet is a plurality of air holes opened on the fixing plate, and the plurality of air holes are arranged in a rectangular array.
In some embodiments, the first housing and the second housing are rectangular solids with one open face.
In some embodiments, the first housing is provided with a flange for fixing, the flange is provided with a screw hole, and a screw passes through the screw hole to fix the first housing on the fixing plate.
Drawings
Fig. 1 is a view of an angle structure of an acoustic system dedicated to a split oxygen generator according to some embodiments of the present invention;
fig. 2 is a structural diagram of another angle of the noise elimination system specially used for the split oxygen generator according to some embodiments of the present invention;
fig. 3 is a structural diagram of the split oxygen generator according to some embodiments of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1-3 schematically show a noise elimination system specially used for a split oxygen generator according to an embodiment of the present invention. As shown in the figure, the split oxygen generator comprises a box body 100, a molecular sieve tower system 200 arranged in the box body 100, a filtering system 300, a silencing system 400, a heat dissipation system 500 and a compressor 600;
the muffler system 400 includes an intake muffler, a nitrogen discharge muffler and a fixing plate 430;
the air inlet silencer comprises a first shell 410 with an opening on one side, the first shell 410 is in a rectangular body shape, the opening side of the first shell 410 is covered on a fixing plate 430, a cavity is formed inside the first shell, multiple layers of laminated sound-absorbing materials 440 are filled in the cavity, two first air inlets 411 are arranged at the top of the first shell 410, and a first air outlet 412 is arranged in the area, covered by the first shell 410, on the fixing plate 430; the axes of the two first air inlets 411 and the axis of the first air outlet 412 are not on the same straight line. The two first air inlets 411 are communicated with the air outlet end of the filtering system 300, the first air outlet 412 is communicated with the air inlet end of the compressor 600, the first shell 410 is provided with a flange 413 for fixing, the flange 413 is provided with a screw hole 414, a screw passes through the screw hole 414 to fix the first shell 410 on the fixing plate 430, and the sound-absorbing material 440 can be sound-absorbing cotton.
The silencer that admits air is used for reducing the noise that produces when the oxygenerator admits air, and gaseous process multilayer inhales the cotton buffering back velocity of flow and reduces, reaches the effect of making an uproar of falling, and two first air inlets 411 and first gas outlet 412 are not on same straight line in addition, can change gaseous flow direction, and the cotton route of sound is inhaled to extension gaseous flow-through multilayer, further strengthens inhaling the sound effect of making an uproar.
The nitrogen discharging silencer comprises a second shell 420 with an opening on one side, the second shell 420 is rectangular, the opening side of the second shell 420 is covered on a fixing plate 430, a cavity is formed inside the second shell, multiple layers of laminated sound-absorbing materials 440 are filled in the cavity, a second air inlet 421 is formed in the top of the second shell 420, a second air outlet 422 is formed in the area, covered on the fixing plate 430, of the second shell 420, and a plurality of air holes of the second air outlet 422 are arranged in a rectangular array; the axis of the second air inlet 421 and the axis of the second air outlet 422 are not on the same straight line. The second air inlet 421 is communicated with the nitrogen outlet of the molecular sieve tower system 200, the second air outlet 422 is communicated with the atmosphere, and the sound-absorbing material 440 can be sound-absorbing cotton.
The nitrogen discharging silencer is used for reducing noise generated when nitrogen is discharged by the oxygen generator, the flow speed of gas is reduced after the multilayer sound absorption cotton is buffered, the noise reduction effect is achieved, moreover, the second gas inlet 421 and the second gas outlet 422 are not on the same straight line, the flow direction of the gas can be changed, the lengthened gas flows through the multilayer sound absorption cotton path, and the sound absorption noise reduction effect is further enhanced.
The utility model discloses a noise elimination system special for split type oxygenerator has set up the silencer that admits air and the denitrogenation silencer and has inhaled the sound and fall the noise, sets up the silencer that admits air before the compressor, can utilize the sound cotton of inhaling that first casing 410 inside sets up to reduce the gas flow rate, utilize the first air inlet 411 and the first gas outlet 412 that are not in the same straight line to change the flow direction of gas, the gas flow rate reduces after buffering, the impact force is little, reaches the effect of oxygenerator inlet end noise elimination and noise reduction; arrange nitrogen silencer setting at the row nitrogen mouth of molecular sieve tower system, nitrogen gas flows through the inside cotton back of inhaling of second casing 420, and the velocity of flow reduces, and the impact force is little, and in rethread second gas outlet 422 discharged the atmosphere, the noise greatly reduced of exhaust end, simple structure, noise elimination noise reduction effect is good.
The above are only some embodiments of the present invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (7)
1. Be exclusively used in noise elimination system of split type oxygenerator, its characterized in that includes: an air inlet silencer, a nitrogen exhaust silencer and a fixing plate;
the air inlet silencer comprises a first shell with an opening on one side, wherein the opening side is covered on a fixing plate, a cavity is formed in the first shell, sound absorbing materials are filled in the cavity, at least one first air inlet is formed in the top of the first shell, and a first air outlet is formed in the area, covered by the first shell, of the fixing plate;
the nitrogen discharging silencer comprises a second shell with an opening on one side, wherein the opening side is covered on a fixing plate, a cavity is formed inside the nitrogen discharging silencer, sound absorbing materials are filled in the cavity, a second air inlet is formed in the top of the second shell, and a second air outlet is formed in the area covered on the fixing plate, of the second shell.
2. The noise elimination system special for the split oxygen generator as claimed in claim 1, wherein the sound absorption material is sound absorption cotton, and the cavity is filled with multiple layers of sound absorption cotton in a stacking manner.
3. The noise elimination system special for the split oxygen generator as claimed in claim 1, wherein the number of the first air inlets is two, and the axes of the two first air inlets and the axes of the first air outlets are not on the same line.
4. The noise elimination system dedicated to the split oxygen generator of claim 1, wherein the axis of the second air inlet and the axis of the second air outlet are not on the same line.
5. The noise elimination system special for the split oxygen generator as claimed in claim 1, wherein the second air outlet is a plurality of air holes provided on the fixing plate, and the plurality of air holes are arranged in a rectangular array.
6. The noise elimination system special for the split oxygen generator as claimed in claim 1, wherein the first and second housings are cuboids with an opening on one side.
7. The noise elimination system special for the split oxygen generator as claimed in claim 1, wherein a flange for fixing is provided around the first housing, a screw hole is provided on the flange, and a screw passes through the screw hole to fix the first housing on the fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120524328.9U CN214624421U (en) | 2021-03-12 | 2021-03-12 | Noise elimination system special for split oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120524328.9U CN214624421U (en) | 2021-03-12 | 2021-03-12 | Noise elimination system special for split oxygen generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214624421U true CN214624421U (en) | 2021-11-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120524328.9U Active CN214624421U (en) | 2021-03-12 | 2021-03-12 | Noise elimination system special for split oxygen generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214624421U (en) |
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2021
- 2021-03-12 CN CN202120524328.9U patent/CN214624421U/en active Active
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