CN220929711U - Low-noise axial flow cooling fan - Google Patents
Low-noise axial flow cooling fan Download PDFInfo
- Publication number
- CN220929711U CN220929711U CN202322587596.7U CN202322587596U CN220929711U CN 220929711 U CN220929711 U CN 220929711U CN 202322587596 U CN202322587596 U CN 202322587596U CN 220929711 U CN220929711 U CN 220929711U
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- axial flow
- flow cooling
- cooling fan
- air duct
- fan body
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- 238000001816 cooling Methods 0.000 title claims abstract description 25
- 238000009413 insulation Methods 0.000 claims abstract description 34
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 23
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 239000011496 polyurethane foam Substances 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000007664 blowing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 239000013013 elastic material Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 238000005187 foaming Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of axial flow cooling fans, in particular to a low-noise axial flow cooling fan which comprises a fan body and a mounting plate positioned at the rear of the fan body, wherein the fan body comprises an air duct, a plurality of uniformly distributed connecting rods are fixedly connected at the rear of the inner side of the air duct, a motor is mounted on the front end face of a fixing plate, an output end of the motor is fixedly connected with a mounting seat, the blowing angle of the fan body can be adjusted according to requirements, and a turntable arranged at the rear is matched with the turntable, and can rotate in a rotary groove without limitation, so that the purpose of multidirectional and multi-angle adjustment of the fan body is realized, the adjustment is convenient, the use is flexible, the overall applicability of equipment is improved, the air duct comprises an aluminum alloy outer layer, the aluminum alloy outer layer has high strength and light weight, the basic strength of the air duct is ensured, and a sound insulation layer are arranged in the aluminum alloy outer layer, so that the noise transmission is good, and the noise during operation of the fan body can be reduced.
Description
Technical Field
The utility model relates to the technical field of axial flow cooling fans, in particular to a low-noise axial flow cooling fan.
Background
The axial flow fan is a fan commonly used by industrial and mining enterprises, is different from a common fan, has a motor and fan blades which are arranged in a cylinder, is convenient to install and obvious in ventilation effect, can send air to a designated area by means of the air cylinder, is commonly used for heat dissipation of a large main motor in mining industry, petroleum industry and chemical industry, and has a good heat dissipation effect;
When the impeller rotates, gas axially enters the impeller from the air inlet, is pushed by blades on the impeller to raise the energy of the gas, and then flows into the guide vane. The guide vane changes deflection airflow into axial flow, simultaneously guides gas into a diffuser pipe, further converts gas kinetic energy into pressure energy, and finally guides the pressure energy into a working pipeline;
But the noise that produces when current axial-flow cooling fan uses is great, influences the operational environment when using, and axial-flow cooling fan is when installing, installs and fix through the screw of dryer outer wall seting up usually, and its angle is not adjustable after the installation, and such structure leads to unable normal installation and use axial-flow cooling fan in partial environment, uses to have the limitation.
Disclosure of utility model
The utility model aims to provide a low-noise axial flow cooling fan which has the characteristics of convenience in angle adjustment, flexibility in use, strong applicability, good sound insulation effect and noise transmission reduction.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low noise axial flow cooling fan, includes the fan body and is located the mounting panel at fan body rear, the fan body includes the dryer, the inboard rear fixedly connected with of dryer a plurality of evenly distributed's connecting rod, a plurality of the relative one end fixedly connected with fixed plate of connecting rod, the motor is installed to the preceding terminal surface of fixed plate, the output fixedly connected with mount pad of motor, the outer wall fixedly connected with of mount pad a plurality of evenly distributed's blade, the preceding terminal surface fixedly connected with change groove of mounting panel, the inside center of change groove is connected with the carousel through the rotation bearing rotation, the outer wall fixedly connected with two curb plates of carousel, the dryer passes through the pivot rotation and connects between two curb plates.
In order to improve the noise reduction effect of the air duct, the low-noise axial flow cooling fan preferably comprises an aluminum alloy outer layer, wherein a sound insulation layer and a noise reduction layer are arranged in the aluminum alloy outer layer, and noise reduction cotton is filled between the sound insulation layer and the noise reduction layer.
In order to limit the turntable, as a preferable low-noise axial flow cooling fan of the utility model, the outer wall of the rotating groove is detachably connected with a plurality of uniformly distributed limiting pieces through bolts, and a gap is arranged between the plurality of limiting pieces and the turntable.
In order to lock and fix the rotating shaft, the low-noise axial flow cooling fan is preferably provided with a fixing bolt in threaded connection with the outer wall of the right side plate.
In order to facilitate the installation of the fixed mounting plate, the low-noise axial flow cooling fan is preferable, and mounting holes are formed in four corners of the outer wall of the mounting plate in a penetrating manner.
In order to improve the sound insulation and noise reduction effects of the wind tunnel, the low-noise axial flow cooling fan is preferable, wherein the sound insulation layer is a sound insulation felt, and the noise reduction layer is a polyurethane foam plate.
In order to reduce weight and noise, the low-noise axial flow cooling fan is preferable, wherein the motor is a pure copper noise reduction motor, and the blades are made of aluminum alloy.
Compared with the prior art, the utility model has the following beneficial effects:
The fan body sets up between two curb plates and rotates through the pivot to can adjust the angle of blowing of fan body as required, the carousel that the cooperation rear set up, the carousel can rotate at the inside unlimited of changeing the groove, thereby realize the purpose of diversified and multi-angle regulation to the fan body, it is convenient to adjust, the use is nimble, thereby improve the holistic suitability of equipment, the dryer includes the aluminum alloy skin, aluminum alloy skin intensity is high and light in weight, guarantee dryer foundation strength, aluminum alloy skin inside is provided with puigging and amortization layer, have good sound insulation effect, noise reduction transmission, noise when can reduce the fan body during operation.
Drawings
FIG. 1 is a front view of the overall structure of the present utility model;
FIG. 2 is a front view of the inside of the rotary trough of the present utility model;
FIG. 3 is a front view of the fan body of the present utility model;
FIG. 4 is a schematic diagram of a front view of the interior portion of the hierarchical body of the present utility model;
FIG. 5 is a cross-sectional view of the inner wall of the air duct of the present utility model.
In the figure: 1. a fan body; 2. a mounting plate; 3. an air duct; 4. a connecting rod; 5. a fixing plate; 6. a motor; 7. a mounting base; 8. a blade; 9. a rotary groove; 10. a rotating bearing; 11. a turntable; 12. a side plate; 13. a rotating shaft; 14. an aluminum alloy outer layer; 15. a sound insulation layer; 16. a sound deadening layer; 17. silencing cotton; 18. a limiting piece; 19. a fixing bolt; 20. and (5) mounting holes.
Detailed Description
Referring to fig. 1 to 5, a low noise axial flow cooling fan comprises a fan body 1 and a mounting plate 2 positioned at the rear of the fan body 1, wherein the fan body 1 comprises an air duct 3, a plurality of evenly distributed connecting rods 4 are fixedly connected at the rear of the inner side of the air duct 3, a fixing plate 5 is fixedly connected at one end opposite to the plurality of connecting rods 4, a motor 6 is mounted on the front end face of the fixing plate 5, a mounting seat 7 is fixedly connected at the output end of the motor 6, a plurality of evenly distributed blades 8 are fixedly connected at the outer wall of the mounting seat 7, a rotary groove 9 is fixedly connected at the front end face of the mounting plate 2, a rotary disc 11 is rotatably connected at the inner center of the rotary groove 9 through a rotary bearing 10, two side plates 12 are fixedly connected at the outer wall of the rotary disc 11, and the air duct 3 is rotatably connected between the two side plates 12 through a rotary shaft 13.
In this embodiment: when equipment is installed, the installation plate 2 is fixed at a required position through the installation plate 2 and the plurality of installation holes 20, the fan body 1 is arranged between the two side plates 12 and is rotationally connected through the rotating shaft 13, so that the blowing angle of the fan body 1 can be adjusted according to the requirement, the rotating disc 11 arranged at the rear is matched, the rotating disc 11 can rotate in the rotating groove 9 without limitation, the purpose of multidirectional and multi-angle adjustment of the fan body 1 is realized, the adjustment is convenient, the use is flexible, and the overall applicability of the equipment is improved.
As a technical optimization scheme of the utility model, the air duct 3 comprises an aluminum alloy outer layer 14, a sound insulation layer 15 and a sound damping layer 16 are arranged in the aluminum alloy outer layer 14, and sound damping cotton 17 is filled between the sound insulation layer 15 and the sound damping layer 16.
In this embodiment: the dryer 3 includes outer 14 of aluminum alloy, the outer 14 intensity of aluminum alloy is high and light in weight, guarantee dryer 3 basic strength, the inside of outer 14 of aluminum alloy is provided with puigging 15 and amortization layer 16, puigging 15 is the puigging, the puigging uses the rubber, elastic material such as plastic to make as a kind of high density coiled material that has certain flexibility, have good sound insulation effect, reduce noise transmission, amortization layer 16 is the polyurethane foam board, be the principal component that constitutes the foaming glue, the polyurethane foam material of solidification can play good sound insulation, sound absorbing performance, further strengthen dryer 3 sound insulation noise reduction effect, thereby can reduce the noise of fan body 1 during operation.
As a technical optimization scheme of the utility model, the outer wall of the rotary groove 9 is detachably connected with a plurality of uniformly distributed limiting pieces 18 through bolts, and gaps are arranged between the limiting pieces 18 and the rotary table 11.
In this embodiment: through setting up a plurality of spacing pieces 18, carry out spacingly to carousel 11 from the front end, prevent that carousel 11 from rotating the inside whereabouts of groove 9, improve the security, be provided with the space between a plurality of spacing pieces 18 and the carousel 11, avoid spacing piece 18 and carousel 11 direct friction, influence rotation regulation effect.
As a technical optimization scheme of the utility model, the outer wall of the right side plate 12 is connected with a fixing bolt 19 in a threaded manner.
In this embodiment: after the angle of the air duct 3 is adjusted conveniently through the fixing bolts 19, the rotating shaft 13 is tightly abutted and fixed by screwing the fixing bolts 19.
As a technical optimization scheme of the utility model, four corners of the outer wall of the mounting plate 2 are provided with mounting holes 20 in a penetrating manner.
In this embodiment: the four corners of the outer wall of the mounting plate 2 are provided with mounting holes 20 in a penetrating mode, and the mounting plate 2 is convenient to mount and fix through the mounting holes 20 and bolts.
As a technical optimization scheme of the utility model, the sound insulation layer 15 is a sound insulation felt, and the sound attenuation layer 16 is a polyurethane foam board.
In this embodiment: the sound insulation layer 15 is a sound insulation felt, the sound insulation felt is a high-density coiled material with certain flexibility, which is made of elastic materials such as rubber and plastic, and has good sound insulation effect, noise transmission is reduced, the sound insulation layer 16 is a polyurethane foam board, and is a main component of foaming glue, and the cured polyurethane foam material can play a role in good sound insulation and sound absorption.
As a technical optimization scheme of the utility model, the motor 6 is a pure copper noise reduction motor, and the blades 8 are made of aluminum alloy materials.
In this embodiment: the motor 6 is a pure copper noise reduction motor, the noise is low, the blades 8 are made of aluminum alloy, the weight is light, the strength is high, and the noise is further reduced.
Working principle: when equipment is installed, the mounting plate 2 is fixed in the required position through the mounting plate 2 and a plurality of mounting holes 20, the fan body 1 is arranged between two side plates 12 and is connected through the rotation of the rotating shaft 13, thereby the blowing angle of the fan body 1 can be adjusted according to the requirement, the turntable 11 arranged at the rear is matched, the turntable 11 can rotate inside the rotary groove 9 without limit, thereby the purpose of multidirectional and multi-angle adjustment of the fan body 1 is realized, the adjustment is convenient, the use is flexible, thereby the whole applicability of the equipment is improved, the air duct 3 comprises an aluminum alloy outer layer 14, the aluminum alloy outer layer 14 has high strength and light weight, the basic strength of the air duct 3 is ensured, the sound insulation layer 15 and the sound insulation layer 16 are arranged in the aluminum alloy outer layer 14, the sound insulation layer 15 is a high-density coiled material which is made of elastic materials such as rubber and plastic and has certain flexibility, the good sound insulation effect is realized, the sound insulation layer 16 is a polyurethane foam plate, the main component of foaming glue is formed, the cured polyurethane foam material can play good sound insulation and sound absorption performances, the sound insulation effect of the air duct 3 is further enhanced, and the sound insulation effect of the fan 1 can reduce the noise of the fan when the fan body works.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a low noise axial flow cooling fan, includes fan body (1) and is located mounting panel (2) at fan body (1) rear, its characterized in that: the fan body (1) comprises an air duct (3), a plurality of evenly distributed connecting rods (4) are fixedly connected to the rear of the inner side of the air duct (3), a plurality of connecting rods (4) are fixedly connected with a fixing plate (5) at the opposite end, a motor (6) is installed on the front end face of the fixing plate (5), an installation seat (7) is fixedly connected to the output end of the motor (6), a plurality of evenly distributed blades (8) are fixedly connected to the outer wall of the installation seat (7), a rotary groove (9) is fixedly connected to the front end face of the installation plate (2), a rotary disc (11) is rotationally connected to the inner center of the rotary groove (9) through a rotary bearing (10), two side plates (12) are fixedly connected to the outer wall of the rotary disc (11), and the air duct (3) is rotationally connected between the two side plates (12) through a rotary shaft (13).
2. A low noise axial flow cooling fan as defined in claim 1, wherein: the air duct (3) comprises an aluminum alloy outer layer (14), a sound insulation layer (15) and a sound damping layer (16) are arranged in the aluminum alloy outer layer (14), and sound damping cotton (17) is filled between the sound insulation layer (15) and the sound damping layer (16).
3. A low noise axial flow cooling fan as defined in claim 1, wherein: the outer wall of the rotary groove (9) is detachably connected with a plurality of uniformly distributed limiting pieces (18) through bolts, and a plurality of gaps are formed between the limiting pieces (18) and the rotary table (11).
4. A low noise axial flow cooling fan as defined in claim 1, wherein: the outer wall of the right side plate (12) is connected with a fixing bolt (19) in a threaded manner.
5. A low noise axial flow cooling fan as defined in claim 1, wherein: mounting holes (20) are formed in four corners of the outer wall of the mounting plate (2) in a penetrating mode.
6. A low noise axial flow cooling fan as defined in claim 2, wherein: the sound insulation layer (15) is a sound insulation felt, and the sound attenuation layer (16) is a polyurethane foam board.
7. A low noise axial flow cooling fan as defined in claim 1, wherein: the motor (6) is a pure copper noise reduction motor, and the blades (8) are made of aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322587596.7U CN220929711U (en) | 2023-09-22 | 2023-09-22 | Low-noise axial flow cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322587596.7U CN220929711U (en) | 2023-09-22 | 2023-09-22 | Low-noise axial flow cooling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220929711U true CN220929711U (en) | 2024-05-10 |
Family
ID=90939704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322587596.7U Active CN220929711U (en) | 2023-09-22 | 2023-09-22 | Low-noise axial flow cooling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220929711U (en) |
-
2023
- 2023-09-22 CN CN202322587596.7U patent/CN220929711U/en active Active
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