CN116906376A - Industrial centrifugal fan - Google Patents
Industrial centrifugal fan Download PDFInfo
- Publication number
- CN116906376A CN116906376A CN202311182054.XA CN202311182054A CN116906376A CN 116906376 A CN116906376 A CN 116906376A CN 202311182054 A CN202311182054 A CN 202311182054A CN 116906376 A CN116906376 A CN 116906376A
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- China
- Prior art keywords
- fixed
- impeller
- water tank
- centrifugal fan
- fan
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000007790 scraping Methods 0.000 claims abstract description 47
- 238000004140 cleaning Methods 0.000 claims description 33
- 230000002457 bidirectional effect Effects 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 238000003491 array Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 25
- 230000002411 adverse Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 12
- 230000002349 favourable effect Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000003599 detergent Substances 0.000 description 6
- 230000007774 longterm Effects 0.000 description 4
- 230000001960 triggered effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of centrifugal fans, in particular to an industrial centrifugal fan, which further comprises: the two fixing rings are arranged between the two impeller rotating plates and are concentrically arranged; the first scraping strips are respectively fixed between the two fixed rings in a circumferential array manner, and the two same groups of the first scraping strips are clamped at two sides of the impeller blade to clean the impeller blade when moving; the rotating frame is fixed on the inner wall of the fixed ring positioned on the inner ring; the device is arranged through the first scraping strip and the atomizing nozzle, so that a water source is sprayed into the fan body after being atomized through the atomizing nozzle, the first scraping strip moves and then scrapes and cleans greasy dirt on the surface of the impeller blade, the surface of the impeller blade of the centrifugal fan is cleaned, and adverse effects of attached greasy dirt and dust on the operation of the centrifugal fan are avoided.
Description
Technical Field
The invention relates to the field of centrifugal fans, in particular to an industrial centrifugal fan.
Background
The centrifugal fan is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine.
In the prior art, a centrifugal fan used for industry is often required to be used in a factory building in the use process, so that the centrifugal fan can be influenced by greasy dirt and dust in the factory building in the use process, greasy dirt and dust are attached to a piece of the centrifugal fan, the dust and the greasy dirt are attached for a long time, so that the attachment of an impeller blade is uneven to cause uneven stress, and meanwhile, the attached dust occupies the circulation space of airflow, so that the working efficiency of the centrifugal fan is influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an industrial centrifugal fan.
The invention provides an industrial centrifugal fan, which comprises a fan main body, wherein the fan main body comprises a motor, two impeller rotating plates and a plurality of impeller blades, the motor is fixed on the outer wall of a shell of the fan main body, all impeller She Yuanzhou arrays are fixed between the two impeller rotating plates, and the motor drives the impeller rotating plates to rotate through an output shaft, and the industrial centrifugal fan further comprises:
the two fixing rings are arranged between the two impeller rotating plates and are concentrically arranged;
the first scraping strips are in a group, the circumferential arrays of the first scraping strips in each group are fixed between the two fixed rings, and the two first scraping strips in the same group are clamped on two sides of the impeller blade to clean the impeller blade when moving;
the rotating frame is fixed on the inner wall of the fixed ring positioned on the inner ring;
the atomizing nozzles are fixed on the top of the side wall of the fan main body shell;
the drain pipe is fixedly communicated with the bottom of the fan main body shell;
the operator connects the atomizer with external water source, spray into the inside of fan main part after passing through the atomizer with the water source that has certain pressure, the atomized rivers are full of the inside of fan main part and are attached to the lateral wall of impeller leaf and impeller rotor plate behind, the operator can add the detergent in rivers, make rivers drive the detergent and attach on impeller leaf and impeller rotor plate, dissolve the greasy dirt, thereby the cleanness of the greasy dirt that conveniently adheres to on impeller leaf and the impeller rotor plate, afterwards, the operator promotes the rotating frame through the air intake department of fan main part casing, it removes to drive solid fixed ring through promoting the rotating frame, it removes to drive first scraping strip after the solid fixed ring removes, scrape the greasy dirt on impeller leaf surface after the first scraping strip removes, thereby be favorable to clearing up the surface of centrifugal fan impeller leaf, get rid of greasy dirt and dust that impeller leaf blade is attached, be favorable to avoiding adhering to a large amount of dust on impeller leaf surface after long-term work, thereby be favorable to avoiding the greasy dirt and dust to the condition emergence that causes adverse effect to centrifugal fan's work.
Preferably, the method further comprises:
one end of the bidirectional threaded rod is rotationally connected to the center of the rotating frame, the other end of the bidirectional threaded rod is rotationally connected with the impeller rotating plate on the other side, and the bidirectional threaded rod is in threaded fit with the rotating frame;
the second inner groove is positioned at one end of the bidirectional threaded rod, which faces the rotating frame, and the electric push rod is fixed in the second inner groove;
the cross-shaped inserting connection rod is connected to the inside of the second inner groove in a sliding mode, and the cross-shaped inserting connection rod is connected with the telescopic end of the electric push rod through an elastic piece;
the fixing frame is fixed in the air inlet of the fan main body shell, and a cross inserting groove is formed in the center of the fixing frame;
the cross inserting connection rod is inserted and matched with the cross inserting groove;
the controller is fixed on the outer wall of the shell of the fan main body and controls the motor and the electric push rod to start;
when the fan main body stops working, the controller controls the fan main body to switch the working state, the switching is to drive the impeller rotating plate and the impeller blades to rotate slowly, meanwhile, the controller controls the electric push rod to start, the electric push rod pushes the elastic piece through the telescopic end, the elastic piece pushes the cross inserting rod to enable the cross inserting rod to approach the cross inserting groove, the cross inserting rod is inserted into the cross inserting groove, the cross inserting rod and the cross inserting groove are enabled to be kept relatively static, at the moment, the impeller rotating plate is in a slow rotating state, the impeller rotating plate drives the rotating frame to move through the cooperation of the impeller blades and the fixed ring and the first scraping strip, the rotating frame drives the rotating frame to move after rotating, and therefore the rotating frame moves to reciprocate along the direction of the bidirectional threaded rod, and the first scraping strip is driven to reciprocate on the surface of the impeller blades, so that after the fan main body stops working, the first scraping strip is automatically triggered to clean the surface of the impeller blades, an operator does not need to push the rotating frame to clean, and the efficiency of cleaning the surface of the impeller blades is improved.
Preferably, the elastic member includes:
the pushing table is fixed at the telescopic end of the electric push rod;
the first spring is fixed between the pushing table and the cross-shaped inserting connection rod;
the pushing table is in sliding plug-in fit with the cross plug-in rod;
after the electric push rod is started, the pushing table is pushed to move through the telescopic rod, the pushing table pushes the first spring to move, the first spring pushes the cross inserting rod to move towards the direction of the cross inserting groove, when the angle of the cross inserting rod is not matched with that of the cross inserting groove when the cross inserting rod is close to the cross inserting groove, the cross inserting rod is blocked by the cross inserting groove to compress the first spring to give way until the cross inserting rod rotates to be matched with the cross inserting groove along with the rotating frame, the cross inserting rod is inserted into the cross inserting groove under the action of the elastic force of the first spring, the completion of the inserting matching of the cross inserting groove and the cross inserting rod is achieved, and therefore the situation that the cross inserting rod and the cross inserting groove are damaged due to the fact that the electric push rod pushes the cross inserting rod to be not matched with the position when the cross inserting groove is inserted into the cross inserting groove is avoided.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the first scraping strip and the atomizing nozzle, a water source is atomized by the atomizing nozzle and then sprayed into the fan main body, and the first scraping strip moves to scrape and clean the greasy dirt on the surface of the impeller blade, so that the surface of the impeller blade of the centrifugal fan is cleaned, the greasy dirt and dust attached to the impeller blade are removed, a large amount of dust attached to the surface of the impeller blade after long-term work is avoided, and adverse influence of the attached greasy dirt and dust on the work of the centrifugal fan is avoided.
2. According to the invention, through the arrangement of the bidirectional threaded rod and the electric push rod, after the fan main body stops working, the first scraping strip is automatically triggered and driven to clean the surface of the impeller blade, so that an operator does not need to manually push the rotating frame to clean, and the efficiency of cleaning the surface of the impeller blade is improved.
3. According to the invention, through the arrangement of the pressurizing nozzle, the water flow which is sprayed and accumulated in the fan main body is pressurized and conveyed into the third water tank after the second water pump is started, and then the water flow is pressurized and sprayed out through the pressurizing nozzle, so that the pressurized and sprayed water flow can impact and clean the side wall of the impeller rotating plate, the side wall of the impeller rotating plate can be cleaned, and the cleaning efficiency of the fan main body can be improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the whole cross-sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2B in accordance with the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 2C in accordance with the present invention;
FIG. 6 is a schematic view of a fan body in cross section;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6D according to the present invention;
FIG. 8 is an enlarged schematic view of the structure of FIG. 6E according to the present invention;
FIG. 9 is a schematic view of another overall angular cross-sectional structure of the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 9 at F in accordance with the present invention;
fig. 11 is a schematic view showing a structure of the first tank and the second tank of the present invention after being sectioned.
In the figure: 1. a fan main body; 101. impeller leaves; 102. a motor; 103. an impeller rotating plate; 2. a drain pipe; 3. sealing sleeve; 4. a controller; 5. a fixing ring; 6. a first scraping bar; 7. a first inner tank; 8. a cleaning brush; 9. a two-way threaded rod; 10. a second inner tank; 11. an electric push rod; 12. a pushing table; 13. a cross-shaped inserting connection rod; 14. a first spring; 15. a fixing frame; 16. a rotating frame; 17. a cross-shaped inserting groove; 18. an atomizing nozzle; 19. a first water tank; 20. a second water tank; 21. a first water pump; 22. a wave trough; 23. a groove; 24. pushing the pin; 25. a sliding block; 26. a second spring; 27. a third water tank; 28. pressurizing the spray head; 29. a second water pump; 30. a slide rail; 31. a second scraping strip; 3101. an inclined plane; 32. pushing the plate.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The utility model provides an industry centrifugal fan as shown in fig. 1 through 11, includes fan main part 1, and fan main part 1 includes motor 102, two impeller rotor plates 103 and a plurality of impeller blade 101, and motor 102 is fixed in on the casing outer wall of fan main part 1, and whole impeller blade 101 circumference array is fixed in between two impeller rotor plates 103, and motor 102 drives impeller rotor plate 103 through the output shaft and rotates, still includes:
the two fixing rings 5 are arranged between the two impeller rotating plates 103, and the two fixing rings 5 are concentrically arranged;
the first scraping strips 6 are formed by a group of two first scraping strips 6, the circumferential array of each group of first scraping strips 6 is fixed between the two fixed rings 5, and the two first scraping strips 6 in the same group are clamped on two sides of the impeller blade 101 to clean the impeller blade 101 when moving;
the rotating frame 16, the rotating frame 16 is fixed on the inner wall of the fixed ring 5 positioned on the inner ring;
the atomizing nozzles 18 are all fixed on the top of the side wall of the fan main body 1 shell;
the drain pipe 2 is fixedly communicated with the bottom of the shell of the fan main body 1; during operation, the centrifugal fan used for industry in the prior art is often required to be used in a factory building in the use process, so that the centrifugal fan can be influenced by greasy dirt and dust in the factory building in the use process, greasy dirt and dust are attached to the centrifugal fan, the dust and the greasy dirt are attached to the centrifugal fan for a long time, the attachment of impeller blades is uneven to cause uneven stress, meanwhile, the attached dust occupies the circulation space of air flow, the working efficiency of the centrifugal fan is influenced, the embodiment of the invention can solve the problems, the specific implementation mode is as follows, after the fan main body 1 is stopped, an operator connects an external water source with the atomizing nozzle 18, the water source with certain pressure is atomized through the atomizing nozzle 18 and then sprayed into the interior of the fan main body 1, atomized water flow fills the inside of the fan main body 1 and then is attached to the side walls of the impeller blades 101 and the impeller rotating plate 103, an operator can add a detergent into the water flow, so that the water flow drives the detergent to be attached to the impeller blades 101 and the impeller rotating plate 103 and dissolve greasy dirt, thereby facilitating the cleaning of the greasy dirt attached to the impeller blades 101 and the impeller rotating plate 103, then the operator pushes the rotating frame 16 through the air inlet of the fan main body 1 shell, the rotating frame 16 is pushed to drive the fixed ring 5 to move, the fixed ring 5 is moved to drive the first scraping strip 6 to move, the greasy dirt on the surface of the impeller blades 101 is scraped and cleaned after the first scraping strip 6 moves, thereby being beneficial to cleaning the surface of the centrifugal fan blades 101, removing the greasy dirt and dust attached to the impeller blades 101 and being beneficial to avoiding a large amount of dust attached to the surface of the impeller blades 101 after long-term working, thereby being beneficial to avoiding the occurrence of the condition that the attached greasy dirt and dust cause adverse effect on the operation of the centrifugal fan.
As an embodiment of the present invention, further comprising:
one end of the bidirectional threaded rod 9 is rotatably connected to the center of the rotating frame 16, the other end of the bidirectional threaded rod 9 is rotatably connected with the impeller rotating plate 103 on the other side, and the bidirectional threaded rod 9 is in threaded fit with the rotating frame 16;
a second inner groove 10 and an electric push rod 11, wherein the second inner groove 10 is positioned at one end of the bidirectional threaded rod 9 facing the rotating frame 16, and the electric push rod 11 is fixed in the second inner groove 10;
the cross-shaped inserting rod 13 is connected with the inside of the second inner groove 10 in a sliding manner, and the cross-shaped inserting rod 13 is connected with the telescopic end of the electric push rod 11 through an elastic piece;
the fixing frame 15 is fixed in the air inlet of the fan main body 1, and a cross inserting groove 17 is formed in the center of the fixing frame 15;
the cross inserting connection rod 13 is inserted and matched with the cross inserting groove 17;
the controller 4 is fixed on the outer wall of the shell of the fan main body 1, and the controller 4 controls the motor 102 and the electric push rod 11 to start; when the fan body 1 stops working, the controller 4 controls the fan body 1 to switch working states, the fan body 1 is converted into driving the impeller rotating plate 103 and the impeller blades 101 to rotate slowly, meanwhile, the controller 4 controls the electric push rod 11 to start, the electric push rod 11 pushes the elastic piece through the telescopic end, the elastic piece pushes the cross inserting connection rod 13, the cross inserting connection rod 13 approaches the cross inserting groove 17 and is inserted into the cross inserting groove 17, the cross inserting connection rod 13 and the cross inserting groove 17 are kept relatively static, at the moment, the impeller rotating plate 103 is in a slow rotating state, the impeller rotating plate 103 drives the rotating frame 16 to rotate through the impeller blades 101 and the fixed ring 5, the rotating frame 16 is driven to move through the cooperation with the bidirectional threaded rod 9 after rotating, and accordingly the rotating frame 16 moves back and forth along the direction of the bidirectional threaded rod 9, the first scraping strip 6 is driven to move back and forth on the surface of the impeller blades 101, and therefore the impeller blades 101 do not need to be triggered automatically after the fan body 1 stops working, an operator is free from cleaning the surface of the impeller blades 101, the rotating frame 16 is driven manually, and the impeller blades 101 are cleaned, and the efficiency of the impeller surface is cleaned up is improved.
Specifically, the elastic member includes:
a pushing table 12, wherein the pushing table 12 is fixed at the telescopic end of the electric push rod 11;
a first spring 14, the first spring 14 being fixed between the pushing table 12 and the cross-connect rod 13;
the pushing table 12 is in sliding plug-in fit with the cross plug-in rod 13; during operation, after the electric push rod 11 is started, the push table 12 is pushed to move through the telescopic rod, the push table 12 is pushed to move the first spring 14, the first spring 14 is pushed to move the cross inserting rod 13, the cross inserting rod 13 moves towards the direction of the cross inserting groove 17, when the angle of the cross inserting rod 13, which is close to the cross inserting groove 17, is not matched with the angle of the cross inserting groove 17, the cross inserting rod 13 is blocked by the cross inserting groove 17 to compress the first spring 14 to be abducted, until the cross inserting rod 13 is inserted into the cross inserting groove 17 under the action of the elastic force of the first spring 14 when the rotating frame 16 is rotated to be matched with the cross inserting groove 17, the cross inserting groove 17 and the cross inserting rod 13 are completed to be matched in an inserting mode, and therefore the situation that the cross inserting rod 13 and the cross inserting groove 17 are damaged due to the fact that the position of the electric push rod 11 is not matched when the cross inserting rod 13 is pushed into the cross inserting groove 17 is avoided is facilitated.
As an embodiment of the present invention, further comprising:
the first water tank 19, the first water tank 19 is fixed on the outer wall of the shell of the fan main body 1;
the water inlet ends of all the atomizing nozzles 18 are communicated with a first water tank 19, and the water inlet end of the first water tank 19 is used for connecting a water source; during operation, the operator connects external water source with the water inlet end of first water tank 19, and the water source gets into each atomizer 18 along the inside of first water tank 19, later spouts through atomizer 18 to make the operator only need carry out the water source to first water tank 19 and connect, need not to carry out the water source to each atomizer 18 in proper order and connect, thereby be favorable to improving the simple operation degree of device.
As an embodiment of the present invention, further comprising:
the second water tank 20, the second water tank 20 is fixed on the outer wall of the shell of the fan main body 1, the bottom of the second water tank 20 is funnel-shaped, and the water inlet end of the second water tank 20 is sealed by a sealing cover;
a first water pump 21, the first water pump 21 being fixed to the bottom of the inner wall of the second water tank 20;
the water outlet end of the first water pump 21 is communicated with the water inlet end of the first water tank 19 through a communicating pipe; during operation, the operator stores rivers in advance in the inside of second water tank 20, when fan main part 1 stop work, controller 4 is when controlling electric putter 11 and start, first water pump 21 starts the back with the inside water pressure boost of carrying of second water tank 20 to the inside of first water tank 19, later through atomizer 18's inside, thereby make when needs clear up impeller leaf 101, can start the atomizing blowout that rivers input carried out rivers voluntarily, need not the manual water pipe of connecting of operator and carry out water source connection, thereby be favorable to improving the efficiency to the inside clearance of fan main part 1.
As an embodiment of the present invention, further comprising:
a first inner groove 7, wherein the first inner groove 7 is formed on one side of all the first scraping strips 6 facing the impeller blades 101;
the cleaning brush 8, the cleaning brush 8 is fixed in the first inner groove 7, the brush head of the cleaning brush 8 extrudes the impeller blades 101 to clean the impeller blades 101 when moving; during operation, the first scraping strip 6 drives the cleaning brush 8 to move in the moving process, and the cleaning brush 8 brushes on the surface of the impeller blade 101, so that the cleaning brush is favorable for brushing the greasy dirt attached to the impeller blade 101, and the cleaning force on the surface of the impeller blade 101 is favorable for improving, so that the cleaning efficiency on the surface of the impeller blade 101 is improved.
As an embodiment of the present invention, further comprising:
a wave groove 22, the wave groove 22 is arranged at the edge of the impeller blade 101 facing the center of the fan main body 1;
the grooves 23 are matched with the wave grooves 22 one by one, and the grooves 23 are formed in the outer wall of the fixed ring 5 of the inner ring in a circumferential array;
the pushing pin 24, the pushing pin 24 is connected in the groove 23 in a sliding way, sliding blocks 25 are fixed on two sides of the pushing pin 24, and the sliding blocks 25 are fixedly connected with the corresponding cleaning brushes 8;
the main body of the cleaning brush 8 is made of flexible rubber;
a second spring 26, the second spring 26 is fixed between the inner wall of the groove 23 and the pushing pin 24; when the impeller blade 101 is in operation, the fixed ring 5 positioned at the inner ring moves along the edge of the impeller blade 101, the fixed ring 5 drives the pushing pin 24 to move through the wave groove 22, and after the pushing pin 24 is pushed downwards by the inclined plane of the wave groove 22 in the moving process, the pushing pin 24 is pushed to reset under the action of the elastic force of the second spring 26, so that the pushing pin 24 is driven to vibrate, the sliding block 25 is driven by the pushing pin 24 to vibrate, the cleaning brush 8 is driven by the sliding block 25 to vibrate, and therefore the cleaning effect of the cleaning brush 8 on the impeller blade 101 is increased in the vibration process, and the cleaning efficiency of the impeller blade 101 is improved.
As an embodiment of the present invention, further comprising:
the third water tank 27 and the second water pump 29, the two third water tanks 27 and the two second water pumps 29 are symmetrically fixed at the bottom of the inner wall of the fan body 1, and the water outlet end of the second water pump 29 is communicated with the third water tank 27 on the same side through a connecting pipe;
the pressurizing spray heads 28 are divided into two groups by all the pressurizing spray heads 28, and the two groups of pressurizing spray heads 28 are fixedly communicated with the tops of the two third water tanks 27 respectively;
the booster jet 28 is aligned with opposite sides of the two-sided impeller rotating plate 103;
the sealing sleeve 3 is used for sealing the water draining end of the water draining pipe 2 in a threaded manner; during operation, seal cover 3 seals drain pipe 2's tip for atomizer 18 spun water smoke is deposited in the inside bottom of fan main part 1 after the top in fan main part 1 falls down, make rivers accumulate in the inside bottom of fan main part 1, after rivers walk the water inlet end of second water pump 29, the inside of second water pump 29 senses the rivers through the rivers inductor, request controller 4 control second water pump 29 to start afterwards, second water pump 29 starts the back with rivers pressurized delivery to the inside of third water tank 27, later rivers are by the pressurized blowout of pressure boost shower nozzle 28, thereby make the rivers after the pressurized blowout impact the clearance to the lateral wall of impeller rotor plate 103, thereby be favorable to clearing up the lateral wall of impeller rotor plate 103, thereby be favorable to improving the cleaning efficiency to the inside of fan main part 1.
As an embodiment of the present invention, further comprising:
the sliding rails 30 are divided into two groups, the two groups of sliding rails 30 are respectively fixed on opposite sides of the two impeller rotating plates 103 in a circumferential array, and each sliding rail 30 is respectively positioned between the adjacent impeller blades 101;
the second scraping strips 31, all the second scraping strips 31 are respectively connected to the side wall of the impeller rotating plate 103 in a sliding way through the sliding rails 30;
the pushing plates 32, the pushing plates 32 are in one-to-one correspondence with the second scraping strips 31, and the pushing plates 32 are fixedly connected with the corresponding second scraping strips 31;
when the push plate 32 rotates to the lowest part, the push plate 32 is positioned on the ejection path of the booster nozzle 28; during operation, the water flow sprayed out along the supercharging spray head 28 is impacted on the pushing plate 32, the pushing plate 32 is pushed after being stressed, the pushing plate 32 pushes the second scraping strip 31 to slide along the sliding rail 30, and the second scraping strip 31 contacts with the side wall of the impeller rotating plate 103 in the sliding process, so that the surface of the impeller rotating plate 103 is scraped and cleaned through the second scraping strip 31, after the pushing plate 32 rotates along with the impeller rotating plate 103 and is far away from the supercharging spray head 28, the pushing plate 32 is reset by being thrown under the action of centrifugal force, and the scraping and cleaning of the surface of the impeller rotating plate 103 are facilitated in the reciprocating movement process of the pushing plate 32 along the sliding rail 30, so that the cleaning efficiency of the inside of the fan main body 1 is improved.
As an embodiment of the present invention, the edges of the second scraping strip 31 are provided with inclined planes 3101; in operation, the inclined plane 3101 is arranged to enable the second scraping strip 31 to scrape impurities attached to the surface of the impeller rotating plate 103 during cleaning, thereby being beneficial to improving the cleaning efficiency of the second scraping strip 31 on the surface of the impeller rotating plate 103.
The working principle of the invention is as follows: in the prior art, a centrifugal fan used for industry is often needed to be used in a factory building in the use process, so that the centrifugal fan can be influenced by oil stains and dust in the factory building in the use process, the oil stains and dust are attached to the blades of the centrifugal fan, the dust and the oil stains are attached for a long time, the attachments of the impeller blades are uneven to cause uneven stress, meanwhile, the attached dust occupies the circulation space of airflow, the working efficiency of the centrifugal fan is influenced, the embodiment of the invention can solve the problems, and the embodiment of the invention is that after the fan main body 1 is stopped, an operator connects an external water source with an atomizing nozzle 18, the water source with certain pressure is atomized through the atomizing nozzle 18 and then sprayed into the interior of the fan main body 1, atomized water flows fully into the interior of the fan main body 1 and then is attached to the side walls of the impeller blades 101 and the impeller rotating plate 103, the operator can add the detergent into the water flow, so that the water flow drives the detergent to be attached to the impeller blade 101 and the impeller rotating plate 103 to dissolve the greasy dirt, thereby facilitating the cleaning of the greasy dirt attached to the impeller blade 101 and the impeller rotating plate 103, then the operator pushes the rotating frame 16 through the air inlet of the shell of the fan main body 1, the rotating frame 16 is pushed to drive the fixed ring 5 to move, the fixed ring 5 is moved to drive the first scraping strip 6 to move, the greasy dirt on the surface of the impeller blade 101 is scraped and cleaned after the first scraping strip 6 is moved, thereby being beneficial to cleaning the surface of the impeller blade 101 of the centrifugal fan, removing the greasy dirt and dust attached to the impeller blade 101, being beneficial to avoiding a large amount of dust attached to the surface of the impeller blade 101 after long-term working, thereby being beneficial to avoiding the occurrence of the condition that the attached greasy dirt and dust cause adverse effect on the operation of the centrifugal fan.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides an industry centrifugal fan, includes fan main part (1), fan main part (1) include motor (102), two impeller rotation boards (103) and a plurality of impeller blade (101), motor (102) are fixed in on the casing outer wall of fan main part (1), all impeller blade (101) circumference array is fixed in between two impeller rotation boards (103), motor (102) drive through the output shaft impeller rotation board (103) rotate, its characterized in that still includes:
the two fixing rings (5) are arranged between the two impeller rotating plates (103), and the two fixing rings (5) are concentrically arranged;
the first scraping strips (6) are arranged in a group, the circumferential arrays of the first scraping strips (6) in each group are fixed between the two fixed rings (5), and the two first scraping strips (6) in the same group are clamped on two sides of the impeller blade (101) to clean the impeller blade (101) when moving;
a rotating frame (16), wherein the rotating frame (16) is fixed on the inner wall of the fixed ring (5) positioned on the inner ring;
the atomizing nozzles (18) are all fixed on the top of the side wall of the fan main body (1) shell;
the drain pipe (2), drain pipe (2) fixed intercommunication in the bottom of fan main part (1) casing.
2. The industrial centrifugal fan of claim 1, further comprising:
one end of the bidirectional threaded rod (9) is rotatably connected to the center of the rotating frame (16), the other end of the bidirectional threaded rod (9) is rotatably connected with the impeller rotating plate (103) at the other side, and the bidirectional threaded rod (9) is in threaded fit with the rotating frame (16);
the second inner groove (10) and the electric push rod (11), wherein the second inner groove (10) is positioned at one end of the bidirectional threaded rod (9) facing the rotating frame (16), and the electric push rod (11) is fixed in the second inner groove (10);
the cross-shaped inserting and connecting rod (13), the cross-shaped inserting and connecting rod (13) is connected to the inside of the second inner groove (10) in a sliding mode, and the cross-shaped inserting and connecting rod (13) is connected with the telescopic end of the electric push rod (11) through an elastic piece;
the fan comprises a fixing frame (15), wherein the fixing frame (15) is fixed in an air inlet of a shell of the fan body (1), and a cross inserting groove (17) is formed in the center of the fixing frame (15);
the cross inserting connection rod (13) is in inserting match with the cross inserting groove (17);
the controller (4), the controller (4) is fixed on the casing outer wall of fan main part (1), controller (4) control motor (102) with electric putter (11) start.
3. An industrial centrifugal fan according to claim 2, wherein the resilient member comprises:
a pushing table (12), wherein the pushing table (12) is fixed at the telescopic end of the electric push rod (11);
a first spring (14), the first spring (14) being fixed between the pushing table (12) and the cross-connect rod (13);
the pushing table (12) is in sliding plug-in fit with the cross plug-in rod (13).
4. An industrial centrifugal fan according to claim 2, further comprising:
the first water tank (19), the said first water tank (19) is fixed to the outer wall of said body of blower (1);
all the water inlet ends of the atomizing spray heads (18) are communicated with the first water tank (19), and the water inlet ends of the first water tank (19) are used for being connected with a water source.
5. The industrial centrifugal fan of claim 4, further comprising:
the second water tank (20), the second water tank (20) is fixed on the outer wall of the shell of the fan main body (1), the bottom of the second water tank (20) is funnel-shaped, and the water inlet end of the second water tank (20) is sealed by a sealing cover;
a first water pump (21), wherein the first water pump (21) is fixed at the bottom of the inner wall of the second water tank (20);
the water outlet end of the first water pump (21) is communicated with the water inlet end of the first water tank (19) through a communicating pipe.
6. An industrial centrifugal fan according to claim 2, further comprising:
a first inner groove (7), wherein the first inner groove (7) is arranged on one side of all the first scraping strips (6) facing the impeller blades (101);
the cleaning brush (8), the cleaning brush (8) is fixed in the inside of first inside groove (7), the brush head extrusion of cleaning brush (8) impeller leaf (101) is when removing to impeller leaf (101) clearance.
7. The industrial centrifugal fan of claim 6, further comprising:
the wave groove (22) is formed in the edge of the impeller blade (101) facing the center of the fan main body (1);
the grooves (23) are matched with the wave grooves (22) one by one, and the grooves (23) are formed in the outer wall of the fixed ring (5) of the inner ring in a circumferential array;
the pushing pin (24), the pushing pin (24) is connected to the inside of the groove (23) in a sliding way, sliding blocks (25) are fixed on two sides of the pushing pin (24), and the sliding blocks (25) are fixedly connected with the corresponding cleaning brushes (8);
the main body of the cleaning brush (8) is made of flexible rubber;
and a second spring (26), wherein the second spring (26) is fixed between the inner wall of the groove (23) and the pushing pin (24).
8. The industrial centrifugal fan of claim 6, further comprising:
the air conditioner comprises a fan main body (1), a first water tank (27) and a second water pump (29), wherein the first water tank (27) and the second water pump (29) are symmetrically fixed at the bottom of the inner wall of the fan main body (1), and the water outlet end of the second water pump (29) is communicated with the first water tank (27) at the same side through a connecting pipe;
the pressurizing spray heads (28) are uniformly divided into two groups, and the two groups of pressurizing spray heads (28) are fixedly communicated with the tops of the two third water tanks (27) respectively;
the pressurizing nozzle (28) is aligned with the opposite sides of the impeller rotating plate (103) at two sides;
the sealing sleeve (3) is used for sealing the drainage end of the drain pipe (2) in a threaded manner.
9. The industrial centrifugal fan of claim 8, further comprising:
the sliding rails (30) are uniformly divided into two groups, the two groups of sliding rails (30) are respectively fixed on opposite sides of the two impeller rotating plates (103) in a circumferential array, and each sliding rail (30) is respectively positioned between the adjacent impeller blades (101);
the second scraping strips (31) are respectively connected to the side walls of the impeller rotating plate (103) in a sliding manner through the sliding rails (30);
the pushing plates (32), the pushing plates (32) are in one-to-one correspondence with the second scraping strips (31), and the pushing plates (32) are fixedly connected with the corresponding second scraping strips (31);
when the push plate (32) rotates to the lowest part, the push plate (32) is positioned on the injection path of the booster nozzle (28).
10. An industrial centrifugal fan according to claim 9, wherein the edges of the second scraping strips (31) are provided with inclined surfaces (3101).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311182054.XA CN116906376B (en) | 2023-09-14 | 2023-09-14 | Industrial centrifugal fan |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311182054.XA CN116906376B (en) | 2023-09-14 | 2023-09-14 | Industrial centrifugal fan |
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| CN116906376B CN116906376B (en) | 2023-11-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108006767A (en) * | 2017-07-13 | 2018-05-08 | 宁波方太厨具有限公司 | A kind of automatically cleaning range hood |
| CN108194429A (en) * | 2018-04-02 | 2018-06-22 | 宿州迅驰电子科技有限公司 | A kind of automatically cleaning maintenance process of exhaust blower |
| CN111734659A (en) * | 2020-06-30 | 2020-10-02 | 李亚勤 | Self-cleaning exhaust fan for textile mill |
| CN212250631U (en) * | 2020-05-28 | 2020-12-29 | 山东金特空调设备有限公司 | Full self-cleaning function fan |
| CN115539418A (en) * | 2022-11-10 | 2022-12-30 | 济南七月雨电子信息科技有限公司 | High-efficient refrigeration industry fan |
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2023
- 2023-09-14 CN CN202311182054.XA patent/CN116906376B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006767A (en) * | 2017-07-13 | 2018-05-08 | 宁波方太厨具有限公司 | A kind of automatically cleaning range hood |
| CN108194429A (en) * | 2018-04-02 | 2018-06-22 | 宿州迅驰电子科技有限公司 | A kind of automatically cleaning maintenance process of exhaust blower |
| CN212250631U (en) * | 2020-05-28 | 2020-12-29 | 山东金特空调设备有限公司 | Full self-cleaning function fan |
| CN111734659A (en) * | 2020-06-30 | 2020-10-02 | 李亚勤 | Self-cleaning exhaust fan for textile mill |
| CN115539418A (en) * | 2022-11-10 | 2022-12-30 | 济南七月雨电子信息科技有限公司 | High-efficient refrigeration industry fan |
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| CN116906376B (en) | 2023-11-28 |
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