CN116292339A - Centrifugal fan with self-cleaning function - Google Patents

Centrifugal fan with self-cleaning function Download PDF

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Publication number
CN116292339A
CN116292339A CN202310390665.7A CN202310390665A CN116292339A CN 116292339 A CN116292339 A CN 116292339A CN 202310390665 A CN202310390665 A CN 202310390665A CN 116292339 A CN116292339 A CN 116292339A
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China
Prior art keywords
centrifugal fan
main body
fan main
baffle
self
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CN202310390665.7A
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CN116292339B (en
Inventor
毛剑辉
张凯
宋永辉
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Guangdong Xinfeng Fan Co ltd
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Guangdong Xinfeng Fan Co ltd
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Publication of CN116292339B publication Critical patent/CN116292339B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08Centrifugal pumps
    • F04D17/16Centrifugal pumps for displacing without appreciable compression
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

The invention relates to the technical field of centrifugal fan cleaning, in particular to a centrifugal fan with a self-cleaning function. The invention provides a centrifugal fan with a self-cleaning function, which can carry out closed cleaning on the centrifugal fan. The centrifugal fan with the self-cleaning function comprises a supporting main frame and a centrifugal fan main body, wherein the centrifugal fan main body is arranged at the top of the supporting main frame; the upper part of the centrifugal fan main body is provided with a flushing mechanism; the sealing mechanism is arranged on the centrifugal fan main body. According to the invention, the cleaning liquid is sprayed to the inner upper part of the centrifugal fan main body through the spray head, and then the centrifugal fan main body drives the cleaning liquid to rotate, so that the cleaning strength of the cleaning liquid to the inside of the centrifugal fan main body can be enhanced, and the cleaning liquid can be prevented from being blown out by the centrifugal fan main body during flushing under the sealing action of the first baffle and the second baffle, so that the inner wall of the centrifugal fan can be repeatedly flushed, and the flushing effect is improved.

Description

Centrifugal fan with self-cleaning function
Technical Field
The invention relates to the technical field of centrifugal fan cleaning, in particular to a centrifugal fan with a self-cleaning function.
Background
The application range of the centrifugal fan is wide, and the centrifugal fan can be used in a plurality of fields, wherein in tobacco production, the centrifugal fan is required to discharge humid gas in the roller, and the transported gas contains a mixture of tobacco foam and sugar materials, so that the mixture is adhered to the impeller to influence the operation of the impeller, and therefore, the centrifugal fan is required to be cleaned regularly.
The patent publication No. CN211144931U discloses a centrifugal fan capable of self-cleaning, which comprises a volute, a motor and an impeller arranged in the volute, and is characterized in that a spray pipe is also arranged in the volute, the spray pipe comprises a spray section and a spray head section, the spray section is provided with small holes, and the spray section is arranged above the impeller; the spray head section penetrates out of the volute, and a water outlet of the spray head section is positioned at the air inlet of the fan; the bottom of the volute is communicated with a drain pipe. This patent is through leading to water in the shower, and rethread spray section is sprayed water on the impeller in the spiral case to this reaches the purpose that washes the impeller, but only washes through water, is insufficient for the intractable spot on clearance spiral case and the impeller, and if the impeller is started and is rotated and washed, then the impeller can throw away the spiral case with sewage, leads to sewage to splash the polluted environment everywhere.
In view of the above, it is necessary to develop a centrifugal fan with a self-cleaning function that can perform closed cleaning on the centrifugal fan.
Disclosure of Invention
Aiming at overcoming the defects of the prior art that the volute and the impeller are only washed by water and stubborn stains are difficult to clean, the invention provides the centrifugal fan with the self-cleaning function, which can carry out closed cleaning on the centrifugal fan.
In order to achieve the above object, the present invention is realized by the following scheme: a centrifugal fan with self-cleaning function, comprising:
the centrifugal fan comprises a supporting main frame and a centrifugal fan main body, wherein the centrifugal fan main body is arranged at the top of the supporting main frame;
the upper part of the centrifugal fan main body is provided with a flushing mechanism for flushing the inside of the centrifugal fan main body;
the sealing mechanism is arranged on the centrifugal fan main body and is used for closing the centrifugal fan main body.
Further, the flushing mechanism comprises:
the top of the centrifugal fan main body is connected with a water tank;
the top of the centrifugal fan main body is connected with a water pump which is positioned in the water tank;
the top is connected with the shower nozzle in the centrifugal fan main part, and shower nozzle upper portion passes the centrifugal fan main part and is connected with the water pump, and the shower nozzle is the multi-angle shower nozzle.
Further, the closing mechanism comprises:
the first baffle is arranged at the front side of the centrifugal fan main body and used for closing the centrifugal fan main body;
the upper right side of the centrifugal fan main body is slidingly connected with a second baffle for closing the centrifugal fan main body, and limit holes are formed in the upper and lower sides of the left part of the second baffle;
the telescopic assembly is connected to the right side of the top of the centrifugal fan main body, and the right end of the telescopic assembly is arc-shaped and used for limiting the second baffle.
Further, still including being used for carrying out the rabbling mechanism that stirs the mixture to the washing liquid, rabbling mechanism includes:
the top of the water tank is connected with the servo motor through a motor frame;
the stirring rod is rotationally connected with the stirring rod used for stirring and mixing the cleaning liquid on the upper portion of the water tank, and the upper portion of the stirring rod penetrates through the water tank and is connected with the bottom of an output shaft of the servo motor.
Further, the centrifugal fan also comprises a soaking mechanism for soaking stains on the inner wall of the centrifugal fan main body, and the soaking mechanism comprises:
the heating rod is connected to the right lower side of the inside of the water tank;
an air inlet pipe is communicated between the left upper side of the water tank and the top of the centrifugal fan main body;
the left side of the top in the water tank is connected with the air cylinder, the left side of the air cylinder is communicated with the right side of the air inlet pipe, the air cylinder is connected with a piston rod in a sliding manner, and the bottom of the piston rod on the air cylinder is arc-shaped;
the left side and the right side of the upper part in the inflator are connected with the positioning rods;
the right side of the positioning rod is connected with a stop block in a sliding manner;
the first springs are sleeved on the positioning rods, and two ends of each first spring are respectively connected with the positioning rods and the stop blocks;
the second spring is connected with the inside of the air cylinder, and two ends of the second spring are respectively connected with the top in the air cylinder and the top of a piston rod on the air cylinder.
Further, the bottom of a piston rod on the inflator is arc-shaped.
Further, still including being used for carrying out filterable purifying mechanism to sewage, purifying mechanism is including:
the right lower side of the centrifugal fan main body is connected with a drainage pipeline which is connected with the supporting main frame;
the drainage pipeline is connected with the third baffle in a sliding manner;
the filter board, the filter board that is used for filtering sewage that can change has been placed to drainage pipe right side slidingtype.
Further, the device also comprises a quantifying mechanism for quantitatively adding the cleaning liquid, and the quantifying mechanism comprises:
the left front side of the top of the water tank is communicated with a storage tank, and the front upper side of the storage tank is provided with a feed inlet;
the storage tank is internally connected with a compression bar in a sliding manner;
the lower part of the storage tank is connected with a plastic baffle for limiting the cleaning liquid.
The invention has the following advantages: according to the invention, the cleaning liquid is sprayed to the inner upper part of the centrifugal fan main body through the spray head, and then the centrifugal fan main body drives the cleaning liquid to rotate, so that the cleaning strength of the cleaning liquid to the inside of the centrifugal fan main body can be enhanced, and the cleaning liquid can be prevented from being blown out by the centrifugal fan main body during flushing under the sealing action of the first baffle and the second baffle, so that the inner wall of the centrifugal fan can be repeatedly flushed, and the flushing effect is improved; the stirring rod rotates to stir the mixed cleaning liquid in the water tank, so that the cleaning liquid can be fully mixed, a worker is not required to stir and mix the cleaning liquid in advance, the labor intensity of the worker is reduced, and the operation trouble is reduced; the stirring rod rotates to squeeze the piston rod on the air cylinder, so that the piston rod on the air cylinder moves up and down to extract and push water vapor, and the water vapor is sent into the centrifugal fan main body, so that refractory stains on the inner wall of the centrifugal fan can be infiltrated at high temperature, and the cleaning effect is improved; the sewage in the centrifugal fan main body is discharged, and the filter plate can filter the sewage to avoid the environment pollution caused by direct discharge of the sewage; the cleaning liquid is extruded by manually pressing the pressing rod to move downwards, so that the adding amount of the cleaning liquid can be controlled, waste caused by excessive one-time adding of the cleaning liquid is avoided, excessive foam is avoided, and the inside of the centrifugal fan main body is not easy to clean.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic cross-sectional perspective view of the present invention.
Fig. 3 is a schematic perspective view of a closure mechanism according to the present invention.
Fig. 4 is a schematic perspective view of a portion of a closure mechanism according to the present invention.
Fig. 5 is a schematic perspective view of the stirring mechanism of the present invention.
FIG. 6 is a schematic perspective view of the infiltration mechanism of the present invention.
FIG. 7 is a schematic perspective view of a part of a soaking mechanism according to the present invention.
FIG. 8 is a schematic cross-sectional perspective view of the purification mechanism of the present invention.
Fig. 9 is a schematic perspective view of a quantitative mechanism of the present invention.
Fig. 10 is a schematic perspective view of a quantitative mechanism of the present invention.
FIG. 11 is a schematic cross-sectional perspective view of a dosing mechanism of the present invention.
Meaning of reference numerals in the drawings: 1: support main frame, 2: centrifugal fan main part, 3: flushing mechanism, 31: water tank, 32: water pump, 33: spray head, 4: closing mechanism, 41: first baffle, 42: second baffle, 43: telescoping assembly, 5: stirring mechanism, 51: servo motor, 52: stirring rod, 6: infiltration mechanism, 61: heating rod, 62: intake pipe, 63: inflator, 64: positioning rod, 65: first spring, 66: stop block, 67: second spring, 7: purification mechanism, 71: drainage pipe, 72: third baffle, 73: filter plate, 8: quantitative mechanism, 81: storage tank, 82: compression bar, 83: a plastic baffle.
Detailed Description
The invention will be further described with reference to the accompanying drawings and detailed description below:
example 1
The utility model provides a centrifugal fan with self-cleaning function, as shown in fig. 1-4, including supporting body frame 1, centrifugal fan main part 2, flushing mechanism 3 and closing mechanism 4, centrifugal fan main part 2 is installed at the support body frame 1 top, centrifugal fan main part 2 upper portion is equipped with flushing mechanism 3, flushing mechanism 3 is used for washing centrifugal fan main part 2 inside, be equipped with closing mechanism 4 on the centrifugal fan main part 2, closing mechanism 4 is used for closed centrifugal fan main part 2, flushing mechanism 3 is including water tank 31, water pump 32 and shower nozzle 33, centrifugal fan main part 2 top welding has water tank 31, centrifugal fan main part 2 top has water pump 32 through the bolt rigid coupling, water pump 32 is located water tank 31, centrifugal fan main part 2 internal top is connected with shower nozzle 33, shower nozzle 33 upper portion passes centrifugal fan main part 2 and is connected with water pump 32, shower nozzle 33 is multi-angle shower nozzle 33, closing mechanism 4 is including first baffle 41, second baffle 42 and expansion bracket 43, centrifugal fan main part 2 front side has placed first baffle 41, first baffle 41 is used for closing centrifugal fan main part 2, centrifugal fan main part 2 upper right side is connected with second baffle 42, second baffle 42 is used for the centrifugal fan main part 2 upper right side to slide, second baffle 42 is connected with the expansion bracket 2, the limit sleeve is connected with the limit sleeve top is at the limit sleeve, the limit sleeve is at the limit sleeve top, the limit sleeve is connected with the right side, the limit sleeve is equipped with the expansion sleeve assembly is opened at the limit sleeve top, the limit sleeve is opened at the limit sleeve is 2 top, the limit sleeve is equipped with the limit sleeve 43.
When in use, firstly, the cleaning liquid mixture is poured into the water tank 31, then the first baffle 41 and the second baffle 42 are moved downwards, so that the first baffle 41 and the second baffle 42 are closed on the centrifugal fan main body 2, the subsequent cleaning is convenient, when the second baffle 42 is moved downwards, the telescopic component 43 is extruded to compress, when the limiting hole on the upper side of the second baffle 42 is moved downwards to be close to the telescopic component 43, the telescopic component 43 is reset and blocked into the limiting hole on the second baffle 42, thus the second baffle 42 can be limited, then the water pump 32 is started, the cleaning liquid is sprayed into the centrifugal fan main body 2 through the spray head 33 by the water pump 32, and the spray range of the spray head 33 is wider because the spray head 33 is sprayed at multiple angles, and can spout to the interior upper portion of centrifugal fan main part 2, when spraying, start centrifugal fan main part 2, make centrifugal fan main part 2 drive the washing liquid and rotate, thereby can make the washing liquid wash centrifugal fan main part 2 inside, under the sealed effect of first baffle 41 and second baffle 42, can avoid the washing liquid to be blown out by centrifugal fan main part 2 when washing, so, can wash centrifugal fan inner wall repeatedly, improve the washing effect, after the washing finishes, close water pump 32, then move up first baffle 41 and second baffle 42 in the centrifugal fan main part 2 and open, telescopic assembly 43 then the card is in the spacing downthehole of second baffle 42 downside, then again with the sewage in the centrifugal fan main part 2 discharge can.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and 5, the cleaning solution stirring device further comprises a stirring mechanism 5, wherein the stirring mechanism 5 is used for stirring and mixing the cleaning solution, the stirring mechanism 5 comprises a servo motor 51 and a stirring rod 52, the top of the water tank 31 is connected with the servo motor 51 through a motor frame, the upper part of the water tank 31 is rotatably connected with the stirring rod 52, the stirring rod 52 is used for stirring and mixing the cleaning solution, and the upper part of the stirring rod 52 penetrates through the water tank 31 and is connected with the bottom of an output shaft of the servo motor 51 through a coupling. The servo motor 51 is started, the output shaft of the servo motor 51 drives the stirring rod 52 to rotate, so that the stirring rod 52 stirs the mixed cleaning liquid in the water tank 31, the cleaning liquid can be fully mixed, workers are not required to stir and mix the cleaning liquid in advance, the labor intensity of the workers is reduced, the operation trouble is reduced, and the servo motor 51 is turned off after the stirring is finished.
As shown in fig. 1, fig. 6 and fig. 7, the centrifugal fan further comprises an impregnating mechanism 6, the impregnating mechanism 6 is used for impregnating stains on the inner wall of the centrifugal fan main body 2, the impregnating mechanism 6 comprises a heating rod 61, an air inlet pipe 62, an air cylinder 63, a positioning rod 64, a first spring 65, a stop 66 and a second spring 67, three heating rods 61 are fixedly connected to the right lower side of the inside of the water tank 31, an air inlet pipe 62 is communicated between the left upper side of the water tank 31 and the top of the centrifugal fan main body 2, an air cylinder 63 is fixedly connected to the left side of the top of the inside of the water tank 31, the left side of the air cylinder 63 is communicated with the right side of the air inlet pipe 62, a piston rod is connected to the inside of the air cylinder 63 in a sliding manner, the left side and the right side of the upper portion of the inside of the air cylinder 63 are fixedly connected with positioning rods 64, stop 66 are connected to the right side of the two positioning rods 64 in a sliding manner, the two ends of the first spring 65 are respectively connected to the positioning rod 64 and the stop 66, the inside of the air cylinder 63 is connected to the second spring 67, and the two ends of the second spring 67 are respectively connected to the top of the inside of the air cylinder 63 and the top of the air cylinder 63. The heating rod 61 is started, so that the heating rod 61 heats water in the water tank 31, water vapor is generated, when the stirring rod 52 rotates, as the bottom of a piston rod on the air cylinder 63 is arc-shaped, when the stirring rod 52 rotates to be in contact with the piston rod on the air cylinder 63, the piston rod on the air cylinder 63 is extruded to move upwards, the second spring 67 is compressed, so that the piston rod on the air cylinder 63 pushes air in the air cylinder 63 into the air inlet pipe 62, at the moment, the left stop block 66 moves leftwards, the left first spring 65 is compressed, when the stirring rod 52 rotates to be separated from the piston rod of the air cylinder 63, the second spring 67 is reset, the piston rod on the air cylinder 63 is driven to move downwards for reset, the left first spring 65 is reset, the left stop block 66 is pushed to move rightwards, the suction force of the piston rod on the air cylinder 63 is avoided, the right stop block 66 is compressed, the water vapor in the air cylinder 31 is pumped into the air cylinder 62, the air cylinder 63 is reciprocated, the water vapor can be smoothly sucked into the air cylinder 2, the inner wall 2 is cleaned, and the inner wall 2 can be cleaned after the water vapor is washed by the centrifugal fan body 2, and the cleaning effect of the water vapor can be smoothly washed after the water pump is completely, and the water vapor can be cleaned, and the cleaning effect of the inner wall 2 can be cleaned after the water vapor is completely washed by the centrifugal fan body 2 is cleaned.
As shown in fig. 1 and 8, the sewage treatment device further comprises a purifying mechanism 7, the purifying mechanism 7 is used for filtering sewage, the purifying mechanism 7 comprises a drainage pipeline 71, a third baffle 72 and a filter plate 73, the drainage pipeline 71 is connected to the right lower side of the centrifugal fan main body 2, the drainage pipeline 71 is connected with the support main 1, the third baffle 72 is connected to the drainage pipeline 71 in a sliding manner, the filter plate 73 capable of being replaced is arranged on the right side of the drainage pipeline 71 in a sliding manner, and the filter plate 73 is used for filtering sewage. When the sewage in the centrifugal fan main body 2 is required to be discharged, the third baffle plate 72 is manually pulled up, then the sewage is discharged through the drainage pipeline 71, when the sewage passes through the filter plate 73, the filter plate 73 can filter the sewage, the environment pollution caused by the direct discharge of the sewage is avoided, and the third baffle plate 72 is discharged after the discharge is finished.
As shown in fig. 1, 9, 10 and 11, the cleaning device further comprises a quantifying mechanism 8, the quantifying mechanism 8 is used for quantitatively adding cleaning liquid, the quantifying mechanism 8 comprises a storage tank 81, a pressure lever 82 and a plastic baffle 83, the left front side of the top of the water tank 31 is communicated with the storage tank 81, a feed inlet is formed in the front upper side of the storage tank 81, the pressure lever 82 is connected inside the storage tank 81 in a sliding mode, the plastic baffle 83 is connected to the lower portion of the storage tank 81, and the plastic baffle 83 is used for limiting the cleaning liquid. Firstly, the pressure lever 82 is lifted upwards manually, then cleaning liquid is filled into the storage tank 81 through the feed inlet, the plastic baffle is used for blocking the cleaning liquid, the cleaning liquid props against the pressure lever 82, then water is filled into the water tank 31, when the cleaning liquid needs to be added into the water tank 31, the pressure lever 82 is pressed to move downwards, the cleaning liquid is enabled to squeeze the plastic baffle plate 83 to deform, so that the cleaning liquid enters the water tank 31, the pressure lever 82 is stopped after a certain amount of cleaning liquid is squeezed, the plastic baffle plate 83 is reset to block the cleaning liquid, and therefore, the purpose of controlling the cleaning liquid can be achieved, and waste caused by excessive one-time cleaning liquid addition is avoided.
It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the invention as defined in the appended claims.

Claims (8)

1. A centrifugal fan with self-cleaning function is characterized by comprising:
the centrifugal fan comprises a supporting main frame (1) and a centrifugal fan main body (2), wherein the centrifugal fan main body (2) is arranged at the top of the supporting main frame (1);
the washing mechanism (3) is arranged at the upper part of the centrifugal fan main body (2), and the washing mechanism (3) is used for washing the inside of the centrifugal fan main body (2);
the sealing mechanism (4) is arranged on the centrifugal fan main body (2), and the sealing mechanism (4) is used for closing the centrifugal fan main body (2).
2. A centrifugal fan with self-cleaning function according to claim 1, characterized in that the flushing means (3) comprise:
the water tank (31) is connected with the top of the centrifugal fan main body (2);
the top of the centrifugal fan main body (2) is connected with a water pump (32), and the water pump (32) is positioned in the water tank (31);
the centrifugal fan comprises a spray head (33), wherein the spray head (33) is connected to the inner top of a centrifugal fan body (2), the upper portion of the spray head (33) penetrates through the centrifugal fan body (2) to be connected with a water pump (32), and the spray head (33) is a multi-angle spray head (33).
3. A centrifugal fan with self-cleaning function according to claim 2, characterized in that the closing means (4) comprise:
a first baffle (41), wherein the first baffle (41) for closing the centrifugal fan main body (2) is arranged at the front side of the centrifugal fan main body (2);
the upper right side of the centrifugal fan main body (2) is slidingly connected with a second baffle (42) for closing the centrifugal fan main body (2), and limiting holes are formed in the upper and lower sides of the left part of the second baffle (42); the telescopic assembly (43), centrifugal fan main part (2) top right side is connected with telescopic assembly (43), and telescopic assembly (43) right-hand member is the arc for spacing second baffle (42).
4. A centrifugal fan with self-cleaning function according to claim 3, further comprising a stirring mechanism (5) for stirring and mixing the cleaning liquid, the stirring mechanism (5) comprising:
the top of the water tank (31) is connected with the servo motor (51) through a motor frame;
the stirring rod (52), the stirring rod (52) that is used for carrying out stirring mixing to the washing liquid is connected with to the rotation of water tank (31) upper portion, and stirring rod (52) upper portion passes water tank (31) and is connected with servo motor (51) output shaft bottom.
5. A centrifugal fan with self-cleaning function according to claim 4, further comprising a soaking mechanism (6) for soaking dirt on the inner wall of the centrifugal fan body (2), wherein the soaking mechanism (6) comprises:
a heating rod (61), wherein the heating rod (61) is connected to the right lower side of the inside of the water tank (31);
an air inlet pipe (62) is communicated between the upper left side of the water tank (31) and the top of the centrifugal fan main body (2);
the left side of the inner top of the water tank (31) is connected with the air cylinder (63), the left side of the air cylinder (63) is communicated with the right side of the air inlet pipe (62), a piston rod is connected in the air cylinder (63) in a sliding manner, and the bottom of the piston rod on the air cylinder (63) is arc-shaped;
the left side and the right side of the inner upper part of the inflator (63) are connected with the positioning rod (64);
the right sides of the positioning rods (64) are respectively connected with the stop blocks (66) in a sliding manner;
the first springs (65) are sleeved on the positioning rods (64), and two ends of each first spring (65) are respectively connected with the positioning rods (64) and the stop blocks (66);
the second spring (67), the inflator (63) internal connection has second spring (67), and the both ends of second spring (67) are connected with the piston rod top on inflator (63) and the inflator (63) respectively.
6. A centrifugal fan with self-cleaning function according to claim 5, characterized in that the bottom of the piston rod on the air cylinder (63) is arc-shaped.
7. A centrifugal fan with self-cleaning function according to claim 6, further comprising a purifying means (7) for filtering the sewage, the purifying means (7) comprising:
the drainage pipeline (71) is connected with the drainage pipeline (71) at the right lower side of the centrifugal fan main body (2), and the drainage pipeline (71) is connected with the supporting main frame (1);
the third baffle (72) is connected with the drain pipeline (71) in a sliding manner;
the filter plate (73), the filter plate (73) that is used for filtering sewage that is used for filtering that drain pipe (71) right side slidingtype can be changed.
8. A centrifugal fan with self-cleaning function according to claim 7, further comprising a dosing mechanism (8) for dosing the cleaning liquid, the dosing mechanism (8) comprising:
the left front side of the top of the water tank (31) is communicated with the storage tank (81), and the front upper side of the storage tank (81) is provided with a feed inlet;
the storage tank (81) is internally connected with the compression bar (82) in a sliding manner;
the lower part of the storage tank (81) is connected with a plastic baffle (83) for limiting the cleaning liquid.
CN202310390665.7A 2023-04-12 2023-04-12 Centrifugal fan with self-cleaning function Active CN116292339B (en)

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CN116292339B CN116292339B (en) 2024-02-06

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Publication number Priority date Publication date Assignee Title
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CN108488857A (en) * 2018-05-21 2018-09-04 广东美的厨房电器制造有限公司 Cleaning systems and its immersion shell and control method and smoke machine for smoke machine
CN108533534A (en) * 2018-03-09 2018-09-14 彭志军 A kind of blower fan apparatus with self-cleaning function
CN212869900U (en) * 2020-04-26 2021-04-02 云米互联科技(广东)有限公司 Two-end air inlet type filter screen self-cleaning device for range hood and range hood
JP2021186736A (en) * 2020-05-29 2021-12-13 義彦 星原 Cleaning device
CN113864846A (en) * 2021-11-04 2021-12-31 广东年代集成厨电有限公司 Automatic abluent range hood
CN218624782U (en) * 2022-11-08 2023-03-14 临沂远通风机有限公司 Fan with quick clean function

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130025462A1 (en) * 2009-08-14 2013-01-31 Jangshik Yun Centrifugal, wet-type air cleaner
JP2016013504A (en) * 2014-07-01 2016-01-28 株式会社ダスキン Fan washing jig and fan washing device
CN108533534A (en) * 2018-03-09 2018-09-14 彭志军 A kind of blower fan apparatus with self-cleaning function
CN108488857A (en) * 2018-05-21 2018-09-04 广东美的厨房电器制造有限公司 Cleaning systems and its immersion shell and control method and smoke machine for smoke machine
CN212869900U (en) * 2020-04-26 2021-04-02 云米互联科技(广东)有限公司 Two-end air inlet type filter screen self-cleaning device for range hood and range hood
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CN113864846A (en) * 2021-11-04 2021-12-31 广东年代集成厨电有限公司 Automatic abluent range hood
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