CN213713519U - Novel noise elimination static pressure case - Google Patents
Novel noise elimination static pressure case Download PDFInfo
- Publication number
- CN213713519U CN213713519U CN202022629275.5U CN202022629275U CN213713519U CN 213713519 U CN213713519 U CN 213713519U CN 202022629275 U CN202022629275 U CN 202022629275U CN 213713519 U CN213713519 U CN 213713519U
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- Prior art keywords
- static pressure
- pressure box
- inner chamber
- wind gathering
- box
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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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- 230000003068 static effect Effects 0.000 title claims abstract description 52
- 230000008030 elimination Effects 0.000 title claims abstract description 9
- 238000003379 elimination reaction Methods 0.000 title claims abstract description 9
- 239000006185 dispersion Substances 0.000 claims abstract description 27
- 230000003139 buffering effect Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Duct Arrangements (AREA)
Abstract
The utility model discloses a belong to static pressure case technical field, specifically be a novel noise elimination static pressure case, including static pressure box, air intake and air outlet fixed connection respectively are at static pressure box left side lateral wall upside and lower surface, the inner chamber intercommunication of air intake and air outlet and static pressure box, the upper left side of static pressure box inner chamber is provided with the wind gathering cylinder, the left end and the air intake connection of wind gathering cylinder, the upper right lateral wall of static pressure box inner chamber is provided with buffering dispersion mechanism, buffering dispersion mechanism is corresponding with the right-hand member position of wind gathering cylinder, the inner chamber middle part of static pressure box is provided with the baffling board. The wind gathering barrel is arranged to intercept sound waves of noise so as to achieve a certain noise reduction effect; through the cooperation of the buffer spring and the cambered surface dispersion plate, the air flow is dispersed and absorbed, and the air flow is prevented from being concentrated and generating larger noise; the baffle plate and the sound absorption cotton layer are arranged to further reduce noise.
Description
Technical Field
The utility model relates to a static pressure case technical field specifically is a novel noise elimination static pressure case.
Background
The static pressure box is a necessary accessory for reducing dynamic pressure, increasing static pressure, stabilizing air flow and reducing air flow vibration of the air supply system, and can make the air supply effect more ideal. A plenum box is a device that both allows airflow to pass through and effectively prevents or attenuates the outward propagation of acoustic energy.
The existing static pressure box has poor noise elimination effect, and the air flow generates noise to influence the surrounding life.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel noise elimination static pressure case to the noise cancelling effect who solves the current static pressure case that proposes among the above-mentioned background art is not good, and the air flow produces the noise, influences the problem of life on every side.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel noise elimination static pressure case, includes static pressure box, air intake and air outlet fixed connection are at static pressure box left side wall upside and lower surface respectively, air intake and air outlet and the inner chamber intercommunication of static pressure box, the upper left side of static pressure box inner chamber is provided with the wind gathering section of thick bamboo, the left end and the air intake connection of wind gathering section of thick bamboo, the upper right side lateral wall of static pressure box inner chamber is provided with buffering dispersion mechanism, buffering dispersion mechanism is corresponding with the right-hand member position of wind gathering section of thick bamboo, the inner chamber middle part of static pressure box is provided with the baffling board, evenly seted up on the baffling board and inhaled the sound groove, the cross-section in sound groove is the thick shape in thin both ends in the middle of inhaling.
Preferably, rubber sealing gaskets are arranged at the joints of the air inlet, the air outlet and the static pressure box body.
Preferably, the wind gathering barrel is in a folded shape with a large left and a small right.
Preferably, the buffering dispersion mechanism comprises a buffering spring and an arc dispersion plate, the arc dispersion plate is fixedly connected to the left end of the buffering spring, and the right end of the buffering spring is fixedly connected to the upper right side wall of the inner cavity of the static pressure box.
Preferably, the left side wall of the cambered surface dispersion plate is uniformly provided with sound absorbing holes.
Preferably, the bottom of the inner cavity of the static pressure box body is in a folded shape with a large top and a small bottom.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the wind gathering barrel is arranged to intercept sound waves of noise so as to achieve a certain noise reduction effect;
2) through the cooperation of the buffer spring and the cambered surface dispersion plate, the air flow is dispersed and absorbed, and the air flow is prevented from being concentrated and generating larger noise;
3) the baffle plate and the sound absorption cotton layer are arranged to further reduce noise.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the static pressure tank of the present invention;
fig. 3 is a left side view structural schematic diagram of the cambered surface dispersion plate of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 2 according to the present invention.
In the figure: the air conditioner comprises a static pressure box body 1, an air inlet 2, an air outlet 3, a wind gathering barrel 4, a buffer spring 5, a cambered surface dispersion plate 6, a baffle plate 7, a sound absorption groove 8 and a sound absorption cotton layer 9.
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 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.
Example (b):
referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel noise elimination static pressure case, includes static pressure box 1, air intake 2 and air outlet 3 difference fixed connection are at 1 left side wall upside of static pressure box and lower surface, air intake 2 and air outlet 3 and static pressure box 1's inner chamber intercommunication, the upper left side of 1 inner chamber of static pressure box is provided with gathers dryer 4, gather the left end and the air intake 2 connection of dryer 4, the upper right side wall of 1 inner chamber of static pressure box is provided with buffering dispersion mechanism, buffering dispersion mechanism is corresponding with the right-hand member position that gathers dryer 4, the inner chamber middle part of static pressure box 1 is provided with baffling board 7, evenly seted up on the baffling board 7 and inhaled sound groove 8, the thick shape in thin both ends in the middle of inhaling sound groove 8's cross-section is, the cotton layer 9 of inhaling the sound is laid to.
Furthermore, rubber sealing gaskets are arranged at the joints of the air inlet 2, the air outlet 3 and the static pressure box body 1.
Further, the wind gathering barrel 4 is in a folded shape with a large left and a small right.
Further, buffering dispersion devices includes buffer spring 5 and cambered surface dispersion board 6, cambered surface dispersion board 6 fixed connection is in buffer spring 5's left end, buffer spring 5's right-hand member and the upper right lateral wall fixed connection of static pressure box 1 inner chamber.
Furthermore, sound absorbing holes are uniformly formed in the left side wall of the cambered surface dispersion plate 6.
Further, the bottom of the inner cavity of the static pressure box body 1 is in a folded shape with a large upper part and a small lower part.
The working principle is as follows: the air current passes through air intake 2 and gets into the inside of static pressure box 1, and the air current that gets into dams through gathering dryer 4 and falls the noise (the diameter of gathering dryer 4 is from a left side to the right side and is the state of decrementing, has to fall the sound effect of making an uproar to the noise sound wave), and the air current strikes on cambered surface dispersion board 6, and the sound hole of inhaling of cambered surface dispersion board 6 can be inhaled the sound, and buffer spring 5 can cushion cambered surface dispersion board 6.
The air current continues to flow through the baffle plate 7 and is output through the air outlet 3, and the sound absorption grooves 8 on the baffle plate 7 and the sound absorption cotton layer 9 on the inner wall of the static pressure box body 1 can absorb sound, so that a good noise reduction effect is achieved.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel noise elimination static pressure case, includes static pressure case (1), air intake (2) and air outlet (3), its characterized in that: air intake (2) and air outlet (3) are fixed connection respectively at static pressure box (1) left side wall upside and lower surface, air intake (2) and air outlet (3) communicate with the inner chamber of static pressure box (1), the upper left side of static pressure box (1) inner chamber is provided with wind gathering cylinder (4), the left end and the air intake (2) of wind gathering cylinder (4) are connected, the upper right side wall of static pressure box (1) inner chamber is provided with buffering dispersion mechanism, buffering dispersion mechanism is corresponding with the right-hand member position of wind gathering cylinder (4), the inner chamber middle part of static pressure box (1) is provided with baffling board (7), sound absorbing groove (8) have evenly been seted up on baffling board (7), the cross-section of sound absorbing groove (8) is the thick shape in middle thin both ends, sound absorbing cotton layer (9) have been laid to the inner wall of static pressure box (1).
2. The new type of muffling plenum box of claim 1, wherein: rubber sealing gaskets are arranged at the joints of the air inlet (2), the air outlet (3) and the static pressure box body (1).
3. The new type of muffling plenum box of claim 1, wherein: the wind gathering barrel (4) is in a folded shape with a large left and a small right.
4. The new type of muffling plenum box of claim 1, wherein: buffering dispersion devices includes buffer spring (5) and cambered surface dispersion board (6), cambered surface dispersion board (6) fixed connection is in the left end of buffer spring (5), the right-hand member of buffer spring (5) and the upper right lateral wall fixed connection of static pressure box (1) inner chamber.
5. The novel sound attenuation plenum box of claim 4, characterized in that: and sound absorbing holes are uniformly formed in the left side wall of the cambered surface dispersion plate (6).
6. The new type of muffling plenum box of claim 1, wherein: the bottom of the inner cavity of the static pressure box body (1) is in a folded shape with a large upper part and a small lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022629275.5U CN213713519U (en) | 2020-11-12 | 2020-11-12 | Novel noise elimination static pressure case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022629275.5U CN213713519U (en) | 2020-11-12 | 2020-11-12 | Novel noise elimination static pressure case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213713519U true CN213713519U (en) | 2021-07-16 |
Family
ID=76805434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022629275.5U Expired - Fee Related CN213713519U (en) | 2020-11-12 | 2020-11-12 | Novel noise elimination static pressure case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213713519U (en) |
-
2020
- 2020-11-12 CN CN202022629275.5U patent/CN213713519U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210716 |
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| CF01 | Termination of patent right due to non-payment of annual fee |