CN218542658U - Silencing device for fan - Google Patents
Silencing device for fan Download PDFInfo
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- CN218542658U CN218542658U CN202222923527.4U CN202222923527U CN218542658U CN 218542658 U CN218542658 U CN 218542658U CN 202222923527 U CN202222923527 U CN 202222923527U CN 218542658 U CN218542658 U CN 218542658U
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Abstract
The utility model provides a silencing device for fan belongs to feed production auxiliary assembly field. The technical scheme is as follows: the silencer comprises a mounting seat arranged on a fan and a silencing mechanism arranged on the mounting seat; the silencing mechanism comprises a silencer, a flange plate is arranged at the end of the silencer, a square hole matched with the outlet of the fan is formed in the middle of the flange plate, a clamping groove surrounding the square hole is formed in the flange plate, the clamping groove is matched with the outlet edge of the fan, the outlet of the fan is arranged in the clamping groove, and a plurality of through mounting holes are formed in the flange plate along the circumference. The utility model has the advantages that: the device has the advantages of simple structure, convenient installation, and no damage to the original structure of the fan during installation, effectively reduces noise, and has the effect of reducing dust due to the fact that the wind speed is relieved after passing through the silencer.
Description
Technical Field
The utility model relates to a feed production auxiliary assembly field especially relates to a silencing device for fan.
Background
At present, the centrifugal fan arranged on the side surface of the dust remover of the feed machinery is generally used in domestic common general centrifugal fans. The fans have large impeller diameter, wide volute, large volume and heavy weight, so the noise at the outlet of the fan is very high, and more dust is generated. Today, the environmental protection requirement is increasingly strict, and how to reduce the noise and the dust of fan is of great significance.
Through practical verification, the silencer is installed at the outlet of the fan, noise can be greatly reduced, dust can also be reduced, and the silencer for the fan is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an easy operation, can effective noise reduction's silencing device for fan.
The utility model discloses a realize through following measure:
the silencer for the fan is characterized by comprising a mounting seat arranged on the fan and a silencing mechanism arranged on the mounting seat;
the utility model discloses a fan, including the silencer, silencing mechanism includes the silencer, the silencer is prior art, and here is no longer detailed, the tip of silencer is provided with the ring flange, the ring flange middle part be provided with the export complex square hole of fan, be provided with on the ring flange and encircle the draw-in groove of square hole, the draw-in groove with the export border cooperation of fan, the export setting of fan is in the draw-in groove, be provided with a plurality of mounting holes that link up along the circumference on the ring flange.
The utility model discloses a concrete characteristics have:
the mounting seat comprises a flat plate fixed on the fan through bolts, the flat plate matched with the fan can be designed through the position of the existing threaded hole in the fan, a pair of vertical plates are arranged on two sides of the flat plate, a transverse plate is arranged between the vertical plates, a mounting frame surrounding an outlet pipe of the fan is arranged on the transverse plate, and the flange plate is mounted and fixed on the mounting frame through the matching of a threaded rod and a nut.
Be provided with the first spout that link up on the diaphragm, all be provided with the second spout on the both sides side in the first spout, both sides be provided with a pair of slider of matched with between the second spout, it is a pair of all be provided with on the slider with first spout complex vertical slide, both sides be provided with the horizontal plate between the vertical slide, the outlet pipe of fan passes diaphragm, both sides vertical slide with the space in horizontal plate besieged city, sliding construction is provided with and does benefit to the adjustment both sides interval between the vertical slide to more firm fixing the outlet pipe of fan is peripheral.
Both sides all be provided with the third spout on the vertical slide, the horizontal plate slides and sets up in both sides in the third spout, sliding construction is provided with and does benefit to the adjustment the interval of horizontal plate to more firm fixing the outlet pipe of fan is peripheral.
The two sides of the vertical sliding plate and the horizontal plate are both provided with fourth sliding grooves, the fourth sliding grooves are internally provided with L-shaped sliding plates matched with each other, the L-shaped sliding plates are provided with strip holes, threaded rods penetrate through the strip holes and the mounting holes, and nuts are arranged on the two sides of the threaded rods for fixation.
The bottom of the vertical sliding plate is provided with an L-shaped clamping plate, the L-shaped clamping plate is attached to the outer side face of the transverse plate, the L-shaped clamping plate is provided with a pre-tightening bolt through a threaded structure, and the vertical sliding plate is fixed on the transverse plate through the pre-tightening bolt.
And the top of the vertical sliding plate far away from the L-shaped clamping plate is provided with a fastening bolt through a threaded structure, and the fastening bolt is used for tightly jacking the horizontal plate, so that the horizontal plate is clamped on an outlet pipe of the fan.
Be provided with spring washer in the draw-in groove, spring washer's setting can reduce silencing device right the vibrations that the export of fan caused play the guard action.
The utility model has the advantages that: this device simple structure, easy to assemble especially can not destroy the original structure of fan during installation, has effectively reduced the noise, because behind the muffler wind speed has obtained reasons such as alleviating, has consequently also played the effect that reduces the dust.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a silencing mechanism in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the mounting seat in the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of components such as a vertical sliding plate in an embodiment of the present invention.
Wherein the reference numbers are: 1. a fan; 2. a mounting base; 3. a silencing mechanism; 4. a muffler; 5. a flange plate; 6. a threaded rod; 7. a card slot; 8. a flat plate; 9. a vertical plate; 10. a transverse plate; 11. a first chute; 12. a vertical slide plate; 13. a fourth chute; 14. an L-shaped slide plate; 15. a third chute; 16. a horizontal plate; 17. fastening a bolt; 18. pre-tightening the bolts; 19. an L-shaped splint; 20. a slide block.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to fig. 1-4, a silencer for a fan includes a mounting base 2 disposed on the fan 1 and a silencing mechanism 3 disposed on the mounting base 2;
amortization mechanism 3 includes muffler 4, and muffler 4 is prior art, and here is no longer detailed, and the tip of muffler 4 is provided with ring flange 5, and ring flange 5 middle part is provided with the export complex square hole with fan 1, is provided with draw-in groove 7 around the square hole on the ring flange 5, and draw-in groove 7 cooperates with the export border of fan 1, and the export setting of fan 1 is provided with a plurality of mounting holes that link up along the circumference in ring flange 5 in draw-in groove 7.
The mounting seat 2 comprises a flat plate 8 fixed on the fan 1 through bolts, the flat plate 8 matched with the flat plate can be designed through the positions of threaded holes in the existing fan 1, a pair of vertical plates 9 are arranged on two sides of the flat plate 8, a transverse plate 10 is arranged between the vertical plates 9, a mounting frame surrounding an outlet pipe of the fan 1 is arranged on the transverse plate 10, and the flange 5 is fixed on the mounting frame through the matching of a threaded rod 6 and a nut.
Be provided with first spout 11 that link up on diaphragm 10, all be provided with the second spout on the both sides side in first spout 11, be provided with a pair of slider 20 of matched with between the second spout of both sides, all be provided with on a pair of slider 20 with first spout 11 complex vertical slide 12, be provided with horizontal plate 16 between the vertical slide 12 of both sides, fan 1's outlet pipe passes diaphragm 10, the space in both sides vertical slide 12 and horizontal plate 16 besieged city, sliding construction's being provided with does benefit to the interval between the vertical slide 12 of adjustment both sides, so that more firm fixing is peripheral at fan 1's outlet pipe.
The vertical sliding plates 12 on the two sides are provided with third sliding grooves 15, the horizontal plates 16 are arranged in the third sliding grooves 15 on the two sides in a sliding mode, and the arrangement of the sliding structures is favorable for adjusting the distance between the horizontal plates 16 so as to be fixed on the periphery of an outlet pipe of the fan 1 more stably.
The vertical sliding plates 12 and the horizontal plates 16 on two sides are both provided with fourth sliding grooves 13, the fourth sliding grooves 13 are internally provided with L-shaped sliding plates 14 matched with each other, the L-shaped sliding plates 14 are provided with strip holes, threaded rods 6 are arranged through the strip holes and the mounting holes, and two sides of each threaded rod 6 are both provided with nuts for fixation.
An L-shaped clamping plate 19 is arranged at the bottom of the vertical sliding plate 12, the L-shaped clamping plate 19 is attached to the outer side face of the transverse plate 10, a pre-tightening bolt 18 is arranged on the L-shaped clamping plate 19 through a threaded structure, and the vertical sliding plate 12 is fixed on the transverse plate 10 through the pre-tightening bolt 18.
The top of the vertical sliding plate 12 far away from the L-shaped clamping plate 19 is provided with a fastening bolt 17 through a thread structure, and the fastening bolt 17 is used for tightly propping against the horizontal plate 16, so that the horizontal plate 16 is clamped on the outlet pipe of the fan 1.
An elastic gasket is arranged in the clamping groove 7, and the elastic gasket can reduce the vibration caused by the silencer to the outlet of the fan 1, so that the protective effect is achieved.
The utility model has the advantages that: the device has the advantages of simple structure, convenient installation, and no damage to the original structure of the fan during installation, effectively reduces noise, and has the effect of reducing dust due to the fact that the wind speed is relieved after passing through the silencer.
The technical features of the present invention that are not described can be realized through or by the prior art, and are not described herein again, and certainly, the above description is not a limitation of the present invention, the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by the ordinary skilled person in the art in the essential scope of the present invention should also belong to the protection scope of the present invention.
Claims (8)
1. A silencer for a fan is characterized by comprising a mounting seat (2) arranged on the fan (1) and a silencing mechanism (3) arranged on the mounting seat (2);
silencing mechanism (3) include muffler (4), the tip of muffler (4) is provided with ring flange (5), ring flange (5) middle part be provided with the export complex square hole of fan (1), be provided with on ring flange (5) and encircle draw-in groove (7) of square hole, draw-in groove (7) with the export border cooperation of fan (1), the export setting of fan (1) is in draw-in groove (7), be provided with a plurality of mounting holes that link up along the circumference on ring flange (5).
2. The silencer for the fan according to claim 1, wherein the mounting base (2) comprises a flat plate (8) fixed on the fan (1) through bolts, a pair of vertical plates (9) are arranged on two sides of the flat plate (8), a horizontal plate (10) is arranged between the vertical plates (9), a mounting frame surrounding an outlet pipe of the fan (1) is arranged on the horizontal plate (10), and the flange (5) is fixed on the mounting frame through matching of a threaded rod (6) and a nut.
3. The silencer for the fan according to claim 2, wherein a first through chute (11) is formed in the transverse plate (10), second chutes are formed in two side surfaces in the first chute (11), a pair of sliding blocks (20) matched with each other is arranged between the second chutes on two sides, vertical sliding plates (12) matched with the first chute (11) are arranged on the pair of sliding blocks (20), a horizontal plate (16) is arranged between the vertical sliding plates (12) on two sides, and an outlet pipe of the fan (1) penetrates through a gap formed by the transverse plate (10), the vertical sliding plates (12) on two sides and the horizontal plate (16).
4. The silencer for the fan according to claim 3, wherein the vertical sliding plate (12) on both sides is provided with a third sliding slot (15), and the horizontal plate (16) is slidably arranged in the third sliding slot (15) on both sides.
5. The silencer for the fan according to claim 4, wherein the vertical sliding plate (12) and the horizontal plate (16) on both sides are provided with fourth sliding grooves (13), the fourth sliding grooves (13) are internally provided with L-shaped sliding plates (14) matched with each other, the L-shaped sliding plates (14) are provided with strip holes, the threaded rods (6) are arranged through the strip holes and the mounting holes, and nuts are arranged on both sides of the threaded rods (6) for fixation.
6. The silencer for the fan is characterized in that an L-shaped clamping plate (19) is arranged at the bottom of the vertical sliding plate (12), the L-shaped clamping plate (19) is attached to the outer side face of the transverse plate (10), and a pre-tightening bolt (18) is arranged on the L-shaped clamping plate (19) through a threaded structure.
7. Silencer device for fans according to claim 6, characterized in that the top of the vertical sliding plate (12) remote from the L-shaped clamping plate (19) is provided with fastening bolts (17) by means of a threaded structure.
8. The silencer for the fan according to any one of claims 1 to 7, wherein an elastic washer is arranged in the clamping groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222923527.4U CN218542658U (en) | 2022-11-03 | 2022-11-03 | Silencing device for fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222923527.4U CN218542658U (en) | 2022-11-03 | 2022-11-03 | Silencing device for fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218542658U true CN218542658U (en) | 2023-02-28 |
Family
ID=85261422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222923527.4U Active CN218542658U (en) | 2022-11-03 | 2022-11-03 | Silencing device for fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218542658U (en) |
-
2022
- 2022-11-03 CN CN202222923527.4U patent/CN218542658U/en active Active
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