CN211692972U - Fan silencing structure - Google Patents
Fan silencing structure Download PDFInfo
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- CN211692972U CN211692972U CN202020174918.9U CN202020174918U CN211692972U CN 211692972 U CN211692972 U CN 211692972U CN 202020174918 U CN202020174918 U CN 202020174918U CN 211692972 U CN211692972 U CN 211692972U
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- fan
- plate
- silencing
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- side wall
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Abstract
The utility model relates to the technical field of fan accessories, in particular to a fan silencing structure, which comprises a fan, wherein a filtering silencing box is connected at the pipe orifice of a fan air inlet pipeline, the filtering silencing box comprises a connecting end plate, a side wall and a port cover plate, the connecting end plate is connected with the pipe orifice of the air inlet pipeline, the connecting end plate, the side wall and the port cover plate are all of mesh plate structures, a filter screen, a rubber plate and silencing cotton are sequentially pasted on the inner sides of the connecting end plate and the side wall, the filter screen is pasted on the inner side of the port cover plate, an air duct is connected at the outlet of the fan, the gas circulation can be increased by utilizing the mesh plate structure of the filtering silencing box, the filter screen is pasted on the inner side, glass fiber dust is prevented from flying to the air, the cleanness of the working environment is ensured, the rubber plate is pasted on the filter screen, the inner part of a cavity can, the structure can greatly reduce the noise of the fan with large power and large flow.
Description
Technical Field
The utility model belongs to the technical field of fan annex technique and specifically relates to a fan amortization structure.
Background
The fan is widely applied to various industries, in the field of textile machinery, the fan is used for sucking to enable the working platform to form adsorption force, and due to the fact that the fan is large in power and working flow rate and large in noise, buzzing sound of a working place is large, and working environment is affected.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of the big influence operation environment of current fan noise, the utility model provides a fan amortization structure can alleviate the noise that the fan produced, and vibrate lessly, guarantees work efficiency.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a fan amortization structure, contains the fan, the intake stack is connected to the lateral wall of fan, the mouth of pipe department of intake stack is connected with the filtration whistle box, the filtration whistle box contains connection end plate, lateral wall and port apron, connection end plate links to each other with the mouth of pipe of intake stack, connection end plate, lateral wall and port apron are the mesh plate structure, it is cotton to paste filter screen, rubber slab and amortization in proper order to connect end plate and lateral wall inboard, the filter screen has been pasted to port apron inboard, the wind channel is connected in the exit of fan.
According to another embodiment of the present invention, further comprising that the filtering sound-muffling box is a cubic structure. The surface area is increased while saving space, thereby increasing the flow through of the air flow.
According to another embodiment of the present invention, further comprising, the rubber sheet is a nitrile rubber sheet. The nitrile rubber plate has excellent physical and mechanical properties and long service life.
According to the utility model discloses a further embodiment, further include, the amortization is cotton for the wave amortization, and noise cancelling performance is good.
According to the utility model discloses a further embodiment, further include, the mount pad department of fan is connected with the isolator. The vibration transmission of the fan at the joint is reduced, and the stable operation of the machine is ensured.
According to the utility model discloses a further embodiment, further include, the wind channel is square wind channel.
According to the utility model discloses a further embodiment, further include, the junction of fan and wind channel is provided with the silica gel pad. The sealing performance of the joint is ensured.
The beneficial effects of the utility model are that, connect the filtration whistle box in the mouth of pipe department of intake stack, its mesh plate structure can increase gaseous circulation, the filter screen is posted to the inboard, prevent that the glass fiber dust from flying upward in the air, guarantee operational environment's cleanness, the rubber slab has been posted on the filter screen, can be to the inside damping effect that plays of cavity, prevent to filter the whistle box and produce resonance, thereby reduce the vibrations of box, cover the cotton further amortization effect that plays of one deck amortization again on the rubber slab, the setting of this structure, can alleviate power greatly, the noise of the big fan of flow.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the structure of the present invention;
fig. 2 is a top view of the structure of the present invention;
FIG. 3 is a front view of the structure of the present invention;
FIG. 4 is a schematic view of the structure of the filtering muffling box;
fig. 5 is a partial structural cross-sectional view of fig. 4.
In the figure, 1, a fan, 2, an air inlet pipeline, 3, a filtering sound-deadening box, 3-1, a connecting end plate, 3-2, a side wall, 3-3, a port cover plate, 4, a filter screen, 5, a rubber plate, 6, sound-deadening cotton, 7, an air duct, 8, a vibration isolator, 9 and a silica gel pad are arranged.
Detailed Description
Fig. 1 to 5 are the structural schematic diagram of the present invention, a fan noise reduction structure, which comprises a fan 1, a side wall of the fan 1 is connected to an air inlet pipe 2, and is characterized in that a pipe orifice of the air inlet pipe 2 is connected to a filtering noise reduction box 3, the filtering noise reduction box 3 comprises a connecting end plate 3-1, a side wall 3-2 and a port cover plate 3-3, the connecting end plate 3-1 is connected to the pipe orifice of the air inlet pipe 2, the connecting end plate 3-1, the side wall 3-2 and the port cover plate 3-3 are both mesh plate structures, a filter screen 4, a rubber plate 5 and noise reduction cotton 6 are sequentially attached to the inner sides of the connecting end plate 3-1 and the side wall 3-2, the filter screen 4 is attached to the inner side of the port cover plate 3-3, and an outlet.
In the application, the port cover plate 3-3 is connected with the port of the side wall 3-2 through a fastener to form a detachable connection mode, which is convenient for cleaning and maintenance, the filtering muffling boxes 3 are all made of mesh plates, the gas flux can be increased, and the filter screen 4 is stuck on the inner sides of the connecting end plate 3-1, the side wall 3-2 and the port cover plate 3-3 to prevent the glass fiber dust from flying into the air, the cleanness of the working environment is ensured, a layer of rubber plate 5 is pasted on the filter screen 4 at the connecting end plate 3-1 and the side wall 3-2, the damping effect can be exerted on the inner part of the cavity body, the resonance of the box body of the filtering and silencing box 3 is prevented, thereby reduce the vibrations of box, cover the cotton 6 of one deck amortization again on the rubber slab 5 and play further noise cancelling action, in addition, rubber slab 5 and amortization cotton 6 all belong to the material that the gas permeability is good, the flow of the air current of being convenient for.
According to another embodiment of the present invention, it further comprises that the filtering sound-muffling box 3 is a cubic structure as a whole. The surface area is increased while saving space, thereby increasing the flow through of the air flow.
According to another embodiment of the present invention, further comprising, the rubber sheet is a nitrile rubber sheet. The nitrile rubber plate has excellent physical and mechanical properties and long service life.
According to the utility model discloses a further embodiment, further include, the amortization is cotton for wave amortization, and noise cancelling performance is good.
According to the utility model discloses a further embodiment, further include, the mount pad department of fan 1 is connected with isolator 8. In the application, the type of the vibration isolator 8 is KT-30Y-35A, so that the vibration transmission of the fan 1 at the joint is reduced, the noise is reduced, and the smooth operation of the machine is ensured.
According to another embodiment of the present invention, further comprising that the air duct 7 is a square air duct.
According to the utility model discloses a further embodiment, further include, fan 1 is provided with silica gel pad 9 with the junction in wind channel 7. The sealing performance of the joint is ensured.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A fan silencing structure comprises a fan (1), wherein the side wall of the fan (1) is connected with an air inlet pipeline (2), and is characterized in that a filtering silencing box (3) is connected to the opening of the air inlet pipeline (2), the filtering silencing box (3) comprises a connecting end plate (3-1), a side wall (3-2) and a port cover plate (3-3), the connecting end plate (3-1) is connected with the opening of the air inlet pipeline (2), the connecting end plate (3-1), the side wall (3-2) and the port cover plate (3-3) are all mesh plate structures, a filter screen (4), a rubber plate (5) and silencing cotton (6) are sequentially attached to the inner sides of the connecting end plate (3-1) and the side wall (3-2), and the filter screen (4) is attached to the inner side of the port cover plate (3-3), an outlet of the fan (1) is connected with an air duct (7).
2. The fan silencing structure according to claim 1, wherein the filtering silencing box (3) is a cubic structure as a whole.
3. The fan silencing structure of claim 1, wherein the rubber plate (5) is a nitrile rubber plate.
4. The fan silencing structure according to claim 1, wherein the silencing cotton (6) is wave-shaped silencing cotton.
5. The fan silencing structure according to claim 1, wherein a vibration isolator (8) is connected to a mounting seat of the fan (1).
6. The fan silencing structure according to claim 1, wherein the air duct (7) is a square air duct.
7. The fan silencing structure according to claim 1, wherein a silica gel pad (9) is arranged at the joint of the fan (1) and the air duct (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020174918.9U CN211692972U (en) | 2020-02-17 | 2020-02-17 | Fan silencing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020174918.9U CN211692972U (en) | 2020-02-17 | 2020-02-17 | Fan silencing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211692972U true CN211692972U (en) | 2020-10-16 |
Family
ID=72777086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020174918.9U Active CN211692972U (en) | 2020-02-17 | 2020-02-17 | Fan silencing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211692972U (en) |
-
2020
- 2020-02-17 CN CN202020174918.9U patent/CN211692972U/en active Active
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