CN111306078A - Glass fiber reinforced plastic axial flow fan - Google Patents
Glass fiber reinforced plastic axial flow fan Download PDFInfo
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- CN111306078A CN111306078A CN202010184661.XA CN202010184661A CN111306078A CN 111306078 A CN111306078 A CN 111306078A CN 202010184661 A CN202010184661 A CN 202010184661A CN 111306078 A CN111306078 A CN 111306078A
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- fan
- glass fiber
- fiber reinforced
- reinforced plastic
- air outlet
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/023—Selection of particular materials especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/388—Blades characterised by construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the technical field of axial flow ventilators, and particularly relates to a glass fiber reinforced plastic axial flow ventilator which comprises an air outlet protective cover, a ventilator impeller, a ventilator lower shell and a rotating motor, wherein a base is arranged above the ventilator lower shell, a rotating shaft is arranged on one side of the rotating motor, the air outlet protective cover is arranged on one side of the rotating shaft, which is far away from the rotating motor, and the ventilator impeller is arranged at the upper end of the rotating shaft. The deformation of the surface airfoil of the blade after long-time operation can be prevented to cause equipment failure and damage.
Description
Technical Field
The invention belongs to the technical field of axial-flow fans, and particularly relates to a glass fiber reinforced plastic axial-flow fan.
Background
The axial flow fan has a very wide application, namely, the axial flow fan and the fan blade have the same direction of air flow, such as an electric fan, and an air conditioner outer machine fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, has a simple structure but high data requirement, and can be used for ventilation in places such as general factories, warehouses, offices, houses and the like.
The air outlet of the traditional axial flow fan is in an open outdoor state, when the fan works, the air outlet of the fan is not provided with a protection device, so that people can easily touch the fan blades running at high strength by mistake to cause danger, the whole fan is not provided with a noise isolation device, noise pollution can be caused by sound generated during working, and after the common fan blades work for a long time, the surface airfoil surfaces of the blades are easy to deform, so that the working efficiency of the fan is reduced, and even equipment is damaged to cause danger; along with the increase of live time, the mosquito gets into inside adhesion easily inside, leads to inside mosquito to remain, can rush out inside mosquito when using again, leads to the mosquito to fly in disorder to influence the use impression.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a glass fiber reinforced plastic axial flow fan which has the characteristics of high safety and high working efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: a glass fiber reinforced plastic axial flow fan comprises an air outlet protective cover, a fan impeller, a rotating shaft, a foot rest, a base, a lower fan shell and a rotating motor, wherein the foot rest is installed at the lower end of the lower fan shell, the base is arranged above the lower fan shell, the rotating motor is installed at the upper end of the base, a rotating shaft is arranged on one side of the rotating motor, the air outlet protective cover is arranged on one side, away from the rotating motor, of the rotating shaft, the fan impeller is arranged at the upper end of the rotating shaft, an upper fan shell is arranged above the fan impeller, and sound absorbing cotton is installed on one side, close to the fan impeller, of the upper;
the air outlet protective cover comprises arc-shaped grooves, a rotating button and a bolt, wherein one side of the rotating button is provided with a group of arc-shaped grooves, and one side of each arc-shaped groove is provided with the bolt; the bolt is used for fixing the air outlet protective cover on the upper shell and the lower shell of the fan; the rotating motor is provided with a controller; the controller is used for controlling the glass fiber reinforced plastic axial flow fan to automatically operate; when the direction of the arc-shaped groove needs to be adjusted, firstly, the bolt is disassembled and assembled, so that the air outlet protective cover is separated from the upper shell and the lower shell of the fan, and then, the rotating button is rotated; the supporting foot frame is connected and fixed on the ground through a fixing bolt and a fixing nut;
the rotating shaft is sleeved with an auxiliary plate; the auxiliary plate is provided with a group of auxiliary grooves corresponding to the arc-shaped grooves, a friction layer is arranged between the auxiliary plate and the rotating shaft, and one side of the auxiliary plate, which is close to the air outlet protective cover, is provided with a group of permanent magnets; an electromagnet which is attracted to the first permanent magnet is arranged on the air outlet protective cover; the friction layer is fixedly connected to the inner ring of the auxiliary plate.
Preferably, the fan impeller comprises a glass fiber reinforced plastic inner layer, a hollow inner cavity and a glass fiber reinforced plastic outer layer, wherein the hollow inner cavity is arranged at the upper end of the glass fiber reinforced plastic outer layer, and the glass fiber reinforced plastic inner layer is arranged at the upper end of the hollow inner cavity.
Preferably, the arc-shaped groove and the rotating button are of an integrated structure; one side of the auxiliary plate close to the air outlet protective cover is provided with a group of dust removing grooves; and scraping strips are bonded on two sides of the dust removing groove.
Preferably, the fan impeller is connected with the rotating shaft through a key pin, and the filler in the hollow inner cavity is polyurethane foam.
Preferably, the lower shell of the fan, the upper shell of the fan, the inner layer of the glass fiber reinforced plastic and the outer layer of the glass fiber reinforced plastic are all made of glass fiber reinforced plastic.
Preferably, the sound-absorbing cotton is fixedly connected with the upper shell of the fan through strong viscose.
Compared with the prior art, the invention has the beneficial effects that:
1. the fan blade is arranged into the hollow inner cavity of the glass fiber reinforced plastic interlayer filled with polyurethane foam, so that materials can be saved, and the surface airfoil of the blade after long-time work can be prevented from deforming to cause failure and damage to equipment.
2. According to the invention, through the preset auxiliary plate, when the air outlet protection cover does not work, the arc-shaped groove on the air outlet protection cover is sealed by the auxiliary plate, so that mosquitoes and insects are prevented from entering the air outlet protection cover when the air outlet protection cover does not work, and the use experience effect is enhanced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the air outlet protective cover of the present invention.
Fig. 3 is a schematic structural view of a fan impeller of the present invention.
Fig. 4 is a schematic structural view of the sub-plate of the present invention.
In the figure: 1. an air outlet protective cover; 11. an arc-shaped slot; 12. a rotation knob; 13. a bolt; 2. a fan impeller; 21. an inner layer of glass fiber reinforced plastic; 22. a hollow interior cavity; 23. an outer layer of glass fiber reinforced plastic; 3. a rotating shaft; 4. a foot rest; 5. a base; 6. a lower fan housing; 7. rotating the motor; 8. a fan upper shell; 9. sound-absorbing cotton; 10. a sub-board; 101. a friction layer; 102. a permanent magnet; 103. an electromagnet, 104 and a dust removal groove; 105. scraping the strips; 106. and (4) an auxiliary groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a glass fiber reinforced plastic axial flow fan comprises an air outlet protective cover 1, a fan impeller 2, a rotating shaft 3, a foot rest 4, a base 5, a fan lower shell 6 and a rotating motor 7, wherein the foot rest 4 is installed at the lower end of the fan lower shell 6, the base 5 is arranged above the fan lower shell 6, the rotating motor 7 is installed at the upper end of the base 5, the rotating shaft 3 is arranged on one side of the rotating motor 7, the air outlet protective cover 1 is arranged on one side, away from the rotating motor 7, of the rotating shaft 3, the fan impeller 2 is arranged at the upper end of the rotating shaft 3, an upper fan shell 8 is arranged above the fan impeller 2, and sound absorbing cotton 9 is installed on one side, close to the fan impeller;
the air outlet protective cover 1 comprises an arc-shaped groove 11, a rotating button 12 and a bolt 13, wherein the arc-shaped groove 11 is arranged on one side of the rotating button 12, and the bolt 13 is arranged on one side of the arc-shaped groove 11;
the bolt 13 is used for fixing the air outlet protective cover 1 on the upper fan shell 8 and the lower fan shell 6; the rotating motor 7 is provided with a controller; the controller is used for controlling the glass fiber reinforced plastic axial flow fan to automatically operate; when the direction of the arc-shaped groove 11 needs to be adjusted, firstly, the bolt 13 is disassembled and assembled, so that the air outlet protective cover 1 is separated from the upper fan shell 8 and the lower fan shell 6, and then the rotating button 12 is rotated; the foot rest 4 is connected with a fixing bolt and a fixing nut and is fixed on the ground;
the rotating shaft 3 is sleeved with an auxiliary plate 10; the auxiliary plate 10 is provided with a group of auxiliary grooves 106 corresponding to the arc-shaped grooves 11, a friction layer 101 is arranged between the auxiliary plate 10 and the rotating shaft 3, and one side of the auxiliary plate 10, which is close to the air outlet protective cover 1, is provided with a group of permanent magnets 102; the air outlet protective cover 1 is provided with an electromagnet 103 which is magnetically attracted with the first permanent magnet 102; the friction layer 101 is fixedly connected to the inner ring of the sub-plate 10.
When the air outlet protection cover works, along with the increase of the using time, mosquitoes can easily enter the interior and adhere to the interior, so that the mosquitoes in the interior are remained, and the mosquitoes in the interior can be flushed out when the air outlet protection cover is used again, so that the mosquitoes fly in a mess, and the using feeling is influenced, therefore, through the preset auxiliary plate 10, when the air outlet protection cover does not work, the arc-shaped groove 11 on the air outlet protection cover 1 is sealed by the auxiliary plate 10, so that the mosquitoes can be prevented from entering when the air outlet protection cover does not work, and the using experience; during operation, the auxiliary plate 10 is installed on the rotating shaft 3, the rotating motor 7 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the friction layer 101 to synchronously rotate due to friction between the rotating shaft 3 and the friction layer 101, namely the auxiliary plate 10 connected with the friction layer 101, the controller controls the electromagnet 103 to start in the rotating process, at the moment, the electromagnet 103 generates magnetism in a passage, the permanent magnet 102 attracted by the magnetism is adsorbed, the attraction force is larger than the friction force, the auxiliary plate 10 is kept still, due to the preset positions of the electromagnet 103 and the permanent magnet 102, the auxiliary groove 106 formed in the auxiliary plate 10 is just staggered with the arc-shaped groove 11 in the air outlet protective cover 1, and the air outlet protective cover 1 normally works.
The fan impeller 2 comprises a glass fiber reinforced plastic inner layer 21, a hollow inner cavity 22 and a glass fiber reinforced plastic outer layer 23, wherein the upper end of the glass fiber reinforced plastic outer layer 23 is provided with the hollow inner cavity 22, and the upper end of the hollow inner cavity 22 is provided with the glass fiber reinforced plastic inner layer 21.
In order to ventilate and control the wind direction of the air outlet protection cover 1, in this embodiment, preferably, the arc-shaped groove 11 and the rotating knob 12 are of an integrated structure; a group of dust removing grooves 104 are formed in one side, close to the air outlet protective cover 1, of the auxiliary plate 10; the two sides of the dust removing groove 102 are adhered with scraping strips 105. In the rotating process of the auxiliary plate 10, the scraping strip 105 can be driven to scrape the inner side of the air outlet protective cover 1, the preset dust removing groove 104 can conveniently store the dirt, and the phenomenon that the dirt flies in disorder is avoided.
In order to enable the fan wheel 2 to work with high efficiency, in the present embodiment, it is preferable that the fan wheel 2 is connected to the rotating shaft 3 by a key pin, and the filling of the hollow cavity 22 is polyurethane foam.
In order to make the blower corrosion resistant and acid and alkali resistant, in this embodiment, it is preferable that the blower lower shell 6, the blower upper shell 8, the glass fiber reinforced plastic inner layer 21 and the glass fiber reinforced plastic outer layer 23 are made of glass fiber reinforced plastic.
In order to isolate the noise pollution generated when the fan works, in the embodiment, preferably, the sound absorption cotton 9 is fixedly connected with the upper shell 8 of the fan through strong viscose.
The working principle and the using process of the invention are as follows: firstly, the rotating motor 7 is turned on, the fan impeller 2 starts to work and rotate, the air outlet protective cover 1 arranged on one side of the fan impeller 2 can prevent an external person from mistakenly touching the running fan impeller 2 to cause a hinge injury when the fan works, the safety is greatly improved, meanwhile, the rotation of the arc-shaped groove 11 can be controlled by rotating the rotating button 12, so that the wind direction of the air outlet can be further freely controlled, the working efficiency is improved, when the fan impeller 2 rotates, because the blade is arranged into the hollow inner cavity 22 which is formed by the glass fiber reinforced plastic inner layer 21 and the glass fiber reinforced plastic outer layer 23 and is filled with polyurethane foam, compared with the traditional blade, the structure not only saves materials, but also the polyurethane foam filled in the hollow inner cavity 22 is high polymer and has small density and strong shockproof and pressure resistance after solidification, thereby effectively preventing the surface airfoil of the blade from deforming to cause equipment to generate fault, in addition, the sound absorption cotton 9 is arranged to isolate the noise generated when the fan works so as to avoid noise pollution; meanwhile, along with the increase of the using time, mosquitoes can easily enter the interior and adhere to the interior, so that the mosquitoes in the interior are left, and the mosquitoes in the interior can be flushed out when the mosquito is used again, so that the mosquitoes fly in a mess, and the using feeling is influenced, therefore, through the preset auxiliary plate 10, when the air outlet protective cover does not work, the arc-shaped groove 11 on the air outlet protective cover 1 is sealed by the auxiliary plate 10, so that the mosquitoes are prevented from entering when the air outlet protective cover does not work, and the using experience effect is enhanced; during operation, the auxiliary plate 10 is installed on the rotating shaft 3, the rotating motor 7 drives the rotating shaft 3 to rotate, the rotating shaft 3 drives the friction layer 101 to synchronously rotate due to friction between the rotating shaft 3 and the friction layer 101, namely the auxiliary plate 10 connected with the friction layer 101, the controller controls the electromagnet 103 to start in the rotating process, at the moment, the electromagnet 103 generates magnetism in a passage, the permanent magnet 102 attracted by the magnetism is adsorbed, the attraction force is larger than the friction force, the auxiliary plate 10 is kept still, due to the preset positions of the electromagnet 103 and the permanent magnet 102, the auxiliary groove 106 formed in the auxiliary plate 10 is just staggered with the arc-shaped groove 11 in the air outlet protective cover 1, and the air outlet protective cover 1 normally works.
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 glass steel circulation of axial flow fan, includes under air outlet protection casing (1), fan wheel (2), axis of rotation (3), foot rest (4), base (5), the fan shell (6) and rotation motor (7), its characterized in that: the supporting frame (4) is installed at the lower end of a lower fan shell (6), a base (5) is arranged above the lower fan shell (6), a rotating motor (7) is installed at the upper end of the base (5), a rotating shaft (3) is arranged on one side of the rotating motor (7), an air outlet protective cover (1) is arranged on one side, away from the rotating motor (7), of the rotating shaft (3), a fan impeller (2) is arranged on the upper end of the rotating shaft (3), an upper fan shell (8) is arranged above the fan impeller (2), and sound absorbing cotton (9) is installed on one side, close to the fan impeller (2), of the upper fan shell (8);
the air outlet protective cover (1) comprises arc-shaped grooves (11), a rotating button (12) and a bolt (13), wherein one side of the rotating button (12) is provided with a group of arc-shaped grooves (11), and one side of each arc-shaped groove (11) is provided with the bolt (13); the bolt (13) is used for fixing the air outlet protective cover (1) on the upper fan shell (8) and the lower fan shell (6); the rotating motor (7) is provided with a controller; the controller is used for controlling the glass fiber reinforced plastic axial flow fan to automatically operate; when the direction of the arc-shaped groove (11) needs to be adjusted, firstly, the bolt (13) is disassembled and assembled, so that the air outlet protective cover (1) is separated from the upper fan shell (8) and the lower fan shell (6), and then the rotating button (12) is rotated; the foot rest (4) is connected with a fixing bolt and a fixing nut and is fixed on the ground;
the rotating shaft (3) is sleeved with a subplate (10); the auxiliary plate (10) is provided with a group of auxiliary grooves (106) corresponding to the arc-shaped grooves (11), a friction layer (101) is arranged between the auxiliary plate (10) and the rotating shaft (3), and one side of the auxiliary plate (10) close to the air outlet protective cover (1) is provided with a group of permanent magnets (102); an electromagnet (103) which is magnetically attracted with the first permanent magnet (102) is arranged on the air outlet protective cover (1); the friction layer (101) is fixedly connected to the inner ring of the auxiliary plate (10).
2. The axial-flow fan of glass fiber reinforced plastic as claimed in claim 1, wherein: the fan impeller (2) comprises a glass fiber reinforced plastic inner layer (21), a hollow inner cavity (22) and a glass fiber reinforced plastic outer layer (23), wherein the hollow inner cavity (22) is arranged at the upper end of the glass fiber reinforced plastic outer layer (23), and the glass fiber reinforced plastic inner layer (21) is arranged at the upper end of the hollow inner cavity (22).
3. The axial-flow fan of glass fiber reinforced plastic as claimed in claim 1, wherein: the arc-shaped groove (11) and the rotating button (12) are of an integrated structure; a group of dust removal grooves (104) are formed in one side, close to the air outlet protective cover (1), of the auxiliary plate (10); and scraping strips (105) are adhered to the two sides of the dust removing groove (102).
4. The axial-flow fan of glass fiber reinforced plastic as claimed in claim 1, wherein: the fan impeller (2) is connected with the rotating shaft (3) through a key pin, and the filler of the hollow inner cavity (22) is polyurethane foam.
5. The axial-flow fan of glass fiber reinforced plastic as claimed in claim 1, wherein: the lower shell (6) of the fan, the upper shell (8) of the fan, the inner layer (21) of the glass fiber reinforced plastic and the outer layer (23) of the glass fiber reinforced plastic are all made of glass fiber reinforced plastic.
6. The axial-flow fan of glass fiber reinforced plastic as claimed in claim 1, wherein: the sound-absorbing cotton (9) is fixedly connected with the upper shell (8) of the fan through strong viscose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010184661.XA CN111306078B (en) | 2020-03-17 | 2020-03-17 | Glass fiber reinforced plastic axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010184661.XA CN111306078B (en) | 2020-03-17 | 2020-03-17 | Glass fiber reinforced plastic axial flow fan |
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| Publication Number | Publication Date |
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| CN111306078A true CN111306078A (en) | 2020-06-19 |
| CN111306078B CN111306078B (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010184661.XA Active CN111306078B (en) | 2020-03-17 | 2020-03-17 | Glass fiber reinforced plastic axial flow fan |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290414A (en) * | 2021-07-28 | 2021-08-24 | 南通海美电子有限公司 | Aluminum shell cutting device for film capacitor |
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| CN2251061Y (en) * | 1995-12-07 | 1997-04-02 | 沈阳市新发玻璃钢电表箱厂 | Axial-flow ventilator of glass fibre reinforced plastics |
| JP2001304184A (en) * | 2000-04-24 | 2001-10-31 | Matsushita Electric Ind Co Ltd | Blower impeller |
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| CN207111488U (en) * | 2017-08-21 | 2018-03-16 | 浙江钜联风能机械有限公司 | A kind of dust-proof adjustable roof ventilator |
| CN207485690U (en) * | 2017-11-29 | 2018-06-12 | 江西佳通通风设备有限公司 | A kind of FRP AXIAL-FLOW FANNER |
| CN208803865U (en) * | 2018-09-05 | 2019-04-30 | 刘涛 | Ventilation device is used in a kind of mining |
| CN209354395U (en) * | 2018-11-13 | 2019-09-06 | 潍坊金展机械设备有限公司 | A kind of dust-proof adjustable ceiling ventilation blower |
| CN109882426A (en) * | 2019-03-22 | 2019-06-14 | 刘振 | A kind of axial-flow ventilator of glass fibre reinforced |
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| CN113290414A (en) * | 2021-07-28 | 2021-08-24 | 南通海美电子有限公司 | Aluminum shell cutting device for film capacitor |
| CN113290414B (en) * | 2021-07-28 | 2021-10-26 | 南通海美电子有限公司 | Aluminum shell cutting device for film capacitor |
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| CN111306078B (en) | 2021-07-27 |
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