CN212225613U - Super-silent vortex ventilation structure - Google Patents
Super-silent vortex ventilation structure Download PDFInfo
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- CN212225613U CN212225613U CN202020524801.9U CN202020524801U CN212225613U CN 212225613 U CN212225613 U CN 212225613U CN 202020524801 U CN202020524801 U CN 202020524801U CN 212225613 U CN212225613 U CN 212225613U
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- uproar
- making
- board
- noise reduction
- air
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- 238000009423 ventilation Methods 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a super-silent vortex ventilation structure, including the air inlet end, air inlet end internally mounted has turbofan, and turbofan's rear end is installed and is fallen the board of making an uproar, the surface of falling the board of making an uproar is provided with the mounting hole, and falls the board of making an uproar and pass the mounting hole through fastening bolt and air inlet end casing fixed mutually, the first layer surface of falling the board of making an uproar is provided with the rectangle air-out groove, and the second layer surface of falling the board of making an uproar is provided with the bar air-out groove, and the third layer surface of falling the board of making an uproar is provided with circular air-out groove, and the surperficial center department of falling the board of making an. The utility model discloses an installing and falling the board of making an uproar, falling the board surface of making an uproar and being provided with the air-out groove of multiunit different shapes, being convenient for to wind air current reposition of redundant personnel processing, and then reach the effect that wind made an uproar reduced, this equipment need not install components and parts such as the ware of making an uproar, has reduced installation cost.
Description
Technical Field
The utility model relates to a technical field that makes an uproar falls in the vortex specifically is a super-silent vortex ventilation structure.
Background
Fans have a long history. In China, a simple wooden rice hulling windmill is manufactured many years before the Gongyuan, and the action principle of the simple wooden rice hulling windmill is basically the same as that of a modern centrifugal fan. In 1862, the centrifugal fan invented by guy, uk, has an impeller and a casing which are concentric, the casing is made of bricks, and the wooden impeller adopts backward straight blades, so that the efficiency is only about 40%, and the centrifugal fan is mainly used for ventilation of mines. In 1880, a volute casing for mine exhaust air supply and a centrifugal fan with backward bent blades are designed, and the structure is relatively perfect. 1892 France developed into a crossflow blower; in 1898, Ireland designed a centrifugal fan with a forward blade in the form of a Sirocco fan, and the centrifugal fan is widely adopted by various countries; in the 19 th century, axial flow fans have been applied to mine ventilation and blast of metallurgical industry, but the pressure is only 100-300 Pa, the efficiency is only 15-25%, and the axial flow fans are developed quickly until the 40 th century later.
The silence noise reduction effect of the current vortex ventilation structure is poor, and meanwhile, components such as a noise reducer need to be installed, so that the installation cost is increased, and therefore, the market urgently needs to develop a novel ultra-silence vortex ventilation structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a super-silent vortex ventilation structure to it is relatively poor to solve the present vortex ventilation structure silence noise reduction effect that provides in the above-mentioned background art, and components and parts such as the ware of making an uproar need be installed simultaneously, cause the problem that installation cost rises.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a super-silent vortex ventilation structure, includes the air inlet end, air inlet end internally mounted has turbofan, and the rear end of turbofan is installed and is fallen the board of making an uproar, the surface of falling the board of making an uproar is provided with the mounting hole, and falls the board of making an uproar and pass the mounting hole through fastening bolt and fix mutually with air inlet end casing, the first layer surface of falling the board of making an uproar is provided with the rectangle air-out groove, and the second layer surface of falling the board of making an uproar is provided with the bar air-out groove, and the third layer surface of falling the board of making an uproar is provided with circular air-out groove, and the surperficial center department of.
Preferably, one end of the noise reduction chamber is communicated with the vortex groove through a ventilation pipeline.
Preferably, one end of the vortex groove is provided with a first air outlet.
Preferably, the other end of the vortex groove is communicated with the second air outlet through a pipeline.
Preferably, a fixed base is arranged below the air inlet end.
Preferably, the surface of the choke screen is provided with a slotted hole.
Compared with the prior art, the beneficial effects of the utility model are that:
the board of making an uproar falls to pass the mounting hole through fastening bolt and is fixed mutually with air inlet end casing, the first layer surface of the board of making an uproar falls is provided with the rectangle air-out groove, the second layer surface of the board of making an uproar falls is provided with the bar air-out groove, the third layer surface of the board of making an uproar falls is provided with circular air-out groove, the surface center department of the board of making an uproar falls is provided with the air-out through installing the board of making an uproar, the board surface of making an uproar falls is provided with the air-out groove of multiunit different shapes, be convenient for carry out the reposition of.
Drawings
FIG. 1 is an internal structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is the structure diagram of the noise reduction plate of the present invention.
In the figure: 1. a first air outlet; 2. a second air outlet; 3. a pipeline; 4. a wind-blocking screen; 5. an air inlet end; 6. a turbo fan; 7. a vortex groove; 8. a ventilation duct; 9. a noise reduction chamber; 10. a noise reduction plate; 11. fastening a bolt; 12. fixing the base; 13. mounting holes; 14. a rectangular air outlet groove; 15. a strip-shaped air outlet groove; 16. a circular air outlet groove; 17. and an air outlet through hole.
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.
Referring to fig. 1-3, the present invention provides an embodiment: a super-silent vortex ventilation structure comprises an air inlet end 5, a turbofan 6 is arranged in the air inlet end 5, a noise reduction plate 10 is arranged at the rear end of the turbofan 6, mounting holes 13 are formed in the surface of the noise reduction plate 10, the noise reduction plate 10 is fixed with a shell of the air inlet end 5 through fastening bolts 11 penetrating through the mounting holes 13, rectangular air outlet grooves 14 are formed in the surface of a first layer of the noise reduction plate 10, strip-shaped air outlet grooves 15 are formed in the surface of a second layer of the noise reduction plate 10, circular air outlet grooves 16 are formed in the surface of a third layer of the noise reduction plate 10, air outlet through holes 17 are formed in the center of the surface of the noise reduction plate 10, a plurality of groups of air outlet grooves with different shapes are formed in the surface of the noise reduction plate 10 through the installation of the noise reduction plate 10, the shunting treatment of wind airflow is facilitated, and the effect of reducing the wind noise is achieved, components such as a noise, the interior of the noise reduction chamber 9 is provided with a wind screen 4.
Further, one end of the noise reduction chamber 9 is communicated with the vortex groove 7 through a ventilation pipeline 8.
Further, one end of the vortex groove 7 is provided with a first air outlet 1.
Further, the other end of the vortex groove 7 is communicated with the second air outlet 2 through the pipeline 3.
Further, a fixed base 12 is arranged below the air inlet end 5.
Further, the surface of the choke screen 4 is provided with a slotted hole.
The working principle is as follows: when the device is used, a turbofan 6 is arranged in an air inlet end 5, the turbofan 6 is started to generate air flow, a noise reduction plate 10 is arranged at the rear end of the turbofan 6, a rectangular air outlet groove 14 is formed in the surface of a first layer of the noise reduction plate 10, a strip-shaped air outlet groove 15 is formed in the surface of a second layer of the noise reduction plate 10, a round air outlet groove 16 is formed in the surface of a third layer of the noise reduction plate 10, an air outlet through hole 17 is formed in the center of the surface of the noise reduction plate 10, through the installation of the noise reduction plate 10, a plurality of groups of air outlet grooves with different shapes are formed in the surface of the noise reduction plate 10, so that the air flow can be divided conveniently, the effect of reducing the air noise is achieved, the device does not need to install components such as noise reducers, the installation cost is reduced, a noise reduction cavity 9 is arranged at the rear end of the air inlet, and then flows out through the two air outlets.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An ultra-silent vortex ventilation structure, which comprises an air inlet end (5) and is characterized in that, a turbofan (6) is arranged in the air inlet end (5), a noise reduction plate (10) is arranged at the rear end of the turbofan (6), a mounting hole (13) is formed in the surface of the noise reduction plate (10), and the noise reduction plate (10) passes through the mounting hole (13) through the fastening bolt (11) and is fixed with the shell of the air inlet end (5), a rectangular air outlet groove (14) is formed in the surface of the first layer of the noise reduction plate (10), a strip-shaped air outlet groove (15) is formed in the surface of the second layer of the noise reduction plate (10), a circular air outlet groove (16) is formed in the surface of the third layer of the noise reduction plate (10), an air outlet through hole (17) is formed in the center of the surface of the noise reduction plate (10), the rear end of the air inlet end (5) is provided with a noise reduction cavity (9), and a wind resistance screen (4) is arranged inside the noise reduction cavity (9).
2. An ultra-silent vortex ventilation structure according to claim 1, wherein: one end of the noise reduction cavity (9) is communicated with the vortex groove (7) through a ventilation pipeline (8).
3. An ultra-silent vortex ventilation structure according to claim 2, wherein: one end of the vortex groove (7) is provided with a first air outlet (1).
4. A super silent vortex ventilation structure according to claim 3, wherein: the other end of the vortex groove (7) is communicated with the second air outlet (2) through a pipeline (3).
5. An ultra-silent vortex ventilation structure according to claim 1, wherein: and a fixed base (12) is arranged below the air inlet end (5).
6. An ultra-silent vortex ventilation structure according to claim 1, wherein: and the surface of the wind-resistant screen (4) is provided with a slotted hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020524801.9U CN212225613U (en) | 2020-04-11 | 2020-04-11 | Super-silent vortex ventilation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020524801.9U CN212225613U (en) | 2020-04-11 | 2020-04-11 | Super-silent vortex ventilation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212225613U true CN212225613U (en) | 2020-12-25 |
Family
ID=73906254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020524801.9U Expired - Fee Related CN212225613U (en) | 2020-04-11 | 2020-04-11 | Super-silent vortex ventilation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212225613U (en) |
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2020
- 2020-04-11 CN CN202020524801.9U patent/CN212225613U/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: 20201225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |