CN116658437A - Centrifugal fan structure with anti-shake moves mechanism - Google Patents
Centrifugal fan structure with anti-shake moves mechanism Download PDFInfo
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- CN116658437A CN116658437A CN202310963820.XA CN202310963820A CN116658437A CN 116658437 A CN116658437 A CN 116658437A CN 202310963820 A CN202310963820 A CN 202310963820A CN 116658437 A CN116658437 A CN 116658437A
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- centrifugal fan
- groups
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- plate
- rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 238000013016 damping Methods 0.000 claims abstract description 26
- 239000007853 buffer solution Substances 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 230000003139 buffering effect Effects 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 241000886569 Cyprogenia stegaria Species 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 5
- 239000000872 buffer Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
-
- 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
- F04D29/263—Rotors specially for elastic fluids mounting fan or blower rotors on shafts
-
- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of 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
- F04D29/66—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
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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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
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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, and discloses a centrifugal fan structure with an anti-shake mechanism, which comprises a buffer base, wherein three groups of first damping rods are arranged at the middle position of the top of the buffer base, triangular blocks are arranged at the middle positions of two sides of the top of the buffer base, L-shaped plates are arranged on two sides of the top of the buffer base, supporting rods are arranged at two ends of the top inside the two groups of L-shaped plates, and second springs are sleeved at the bottoms of the outer sides of the four groups of supporting rods. According to the invention, the side cover of the centrifugal fan is arranged on one side of the centrifugal fan shell, so that the filter screen plate on the side cover of the centrifugal fan can be rapidly detached from the side cover of the centrifugal fan, and the filter screen plate can be independently taken out for cleaning treatment.
Description
Technical Field
The invention relates to the technical field of centrifugal fans, in particular to a centrifugal fan structure with an anti-shake mechanism.
Background
The centrifugal fan is based on the principle that kinetic energy is converted into potential energy, gas is accelerated by utilizing a high-speed rotating impeller, then the flow direction is decelerated, the kinetic energy is converted into potential energy (pressure), in a single-stage centrifugal fan, the gas enters the impeller from the axial direction, the gas changes into the radial direction when flowing through the impeller and then enters a diffuser, the gas changes the flowing direction and the section area of a pipeline is increased to decelerate the gas flow, the deceleration converts the kinetic energy into pressure energy, the pressure increase mainly occurs in the impeller, the pressure increase secondarily occurs in the diffusion process, and in the multistage centrifugal fan, the gas flow enters the next impeller by using a reflux device to generate higher pressure.
The current centrifugal fan has certain not enough when using:
1. when the centrifugal fan works, a large amount of air flow enters the centrifugal fan, the air is accelerated and decelerated, the direction is changed, a filter screen is required to be added to filter the air flow at the air inlet, but in the daily use of accumulating months, a large amount of dust is attached to the surface of the filter screen, the dust can block the filter holes of the filter screen, the filtering speed of the filter screen is reduced, the flow of the filtered air flow is reduced, but the filter screen is directly fixed and installed through bolts generally, and the filter screen is relatively inconvenient to detach.
2. In the daily use process of the centrifugal fan, since the inner impeller of the centrifugal fan is fixed on the bearing of the motor, when the blades on the impeller of the centrifugal fan are damaged and worn, the blades are required to be replaced, and since the impeller is fixedly installed, the whole machine is required to be disassembled for maintenance, and the maintenance efficiency is delayed.
3. Meanwhile, when the centrifugal fan works, mechanical vibration generated when the motor rotates can cause noise pollution, loss of motor installation can be accelerated by vibration, vibration can occur in the working process of the centrifugal fan, the centrifugal fan generates deflection, and safety and reliability of the centrifugal fan are difficult to guarantee.
Disclosure of Invention
The present invention is directed to a centrifugal fan structure with an anti-shake mechanism, so as to solve the above-mentioned related problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a centrifugal fan structure with anti-shake constructs, includes the buffering base, the intermediate position department at buffering base top is provided with three first damping bars of group, the intermediate position department of buffering base top both sides is provided with the triangular block, the both sides at buffering base top are provided with L template, two sets of the both ends at the inside top of L template are provided with the bracing piece, four sets of the bottom cover in the bracing piece outside is equipped with the second spring, four sets of the outside cover of bracing piece is equipped with the shock-absorbing plate, logical groove has been seted up to the intermediate position department of the inside both sides of shock-absorbing plate, two sets of the inside slip of leading to the groove is provided with the curb plate, two sets of the top of curb plate one side of being close to each other is provided with the second damping bar, two sets of one side that the second damping bar is close to each other is provided with the rubber cushion, two sets of the outside cover of second damping bar is equipped with the third spring, the intermediate position department at shock-absorbing plate top is provided with centrifuge shell, one side of centrifuge shell is provided with the air outlet, centrifuge shell's one end is provided with filter motor, the output motor back of centrifuge shell is provided with actuating mechanism, the intermediate position department that the output is provided with impeller one end.
Preferably, the filter mechanism comprises a centrifugal fan side cover, arc-shaped sliding grooves, connecting sliding blocks, annular grooves, clamping blocks, a filter screen plate, clamping grooves, check blocks, annular frames and square magnets, wherein the centrifugal fan side cover is located at one end of the front face of a centrifugal fan shell, two groups of arc-shaped sliding grooves are formed in the edge of one end of the front face of the centrifugal fan side cover, two groups of square magnets are arranged on one side of the inner portion of each arc-shaped sliding groove, the connecting sliding blocks are arranged in the inner portion of each arc-shaped sliding groove in a sliding mode, the annular frames are arranged at one end of the front face of each connecting sliding block, four groups of check blocks are uniformly arranged on the inner side of each annular frame, the annular grooves are formed in the middle of one end of the front face of each centrifugal fan side cover in a sleeved mode, and four groups of clamping blocks are uniformly arranged on the outer side of each annular groove.
Preferably, the impeller mechanism comprises a rotating shaft, a connecting sleeve, a fixed slot, a first spring, a clamping plate, a rotating plate, a telescopic rod, a wedge-shaped magnet block, a metal fixed rod, a movable slot and fan blades, wherein the rotating shaft is positioned at the output end of a driving motor, the connecting sleeve is sleeved at one end of the outer side of the rotating shaft, the fixed slot is formed in the top and the bottom of the inside of the connecting sleeve, the movable slot is formed in one side of the inside of the rotating shaft, the metal fixed rod is slidably arranged at the top and the bottom of the inside of the movable slot, the telescopic rod is slidably arranged at one end of the inside of the rotating shaft, the wedge-shaped magnet block is arranged at one end of the back of the telescopic rod, the rotating plate is arranged at the top and the bottom of one end of the front of the rotating shaft, the clamping plate is arranged at the top and the bottom of one end of the front of the wedge-shaped magnet block, and the first spring is arranged at the outer side of the connecting sleeve.
Preferably, one side of the metal fixing rod, which is close to the wedge-shaped magnet block, is provided with an inclined plane, and the other side of the metal fixing rod extends to the inside of the fixing groove.
Preferably, one end of the front face of the telescopic rod extends out of the movable groove, and the rotating plate is positioned in the two groups of clamping plates.
Preferably, the cross sections of the arc-shaped sliding groove and the connecting sliding block are T-shaped, and the connecting sliding block is made of metal iron.
Preferably, a protection net is arranged at the top of the air outlet, and the protection net is connected with the air outlet through bolts.
Preferably, the support sliding grooves are formed in the two ends of the inner portion of the through groove, the bottoms of the two ends of the side plates are provided with support sliding blocks, and the support sliding blocks are located in the support sliding grooves to slide.
Preferably, the side plates are located above the triangular blocks, and the side plates are located on the oblique sides of the triangular blocks and slide mutually.
Preferably, a limit groove is formed in one end of the back surface inside the clamping plate, and the rotating plate is mutually matched with the limit groove.
Compared with the prior art, the invention provides a centrifugal fan structure with an anti-shake mechanism, which has the following beneficial effects:
1. according to the centrifugal fan side cover provided by the invention, the filter screen plate on the centrifugal fan side cover can be rapidly disassembled from the centrifugal fan side cover by arranging the centrifugal fan side cover on one side of the centrifugal fan shell, the annular frame only needs to drive the four groups of check blocks to rotate by a certain angle, so that the check blocks rotate to the right front of the check blocks, the check blocks and the check blocks are mutually overlapped, the filter screen plate can be horizontally pulled out of the annular groove from the annular groove at the moment, the filter screen plate can be disassembled, and the filter screen plate can be independently taken out for cleaning and cleaning treatment.
2. According to the centrifugal fan, the metal fixing rods are inserted into the fixing grooves and matched with each other, so that the metal fixing rods are moved out of the fixing grooves, the fixing state of the connecting sleeve is relieved, the connecting sleeve and the plurality of groups of fan blades can be detached from the inside of the centrifugal fan shell, and the worn fan blades can be maintained or replaced.
3. The vibration damping and buffering mechanism is arranged in the vertical direction and the horizontal direction, so that vibration in different directions can be effectively buffered and eliminated when the centrifugal fan works, and meanwhile, the outer side of the centrifugal fan is tightly wrapped through the two groups of arc-shaped clamping plates and the rubber buffer pad, so that vibration can be reduced, noise transmission can be reduced, the centrifugal fan is ensured to be in a stable working environment when working, and loss of vibration to parts in the centrifugal fan is reduced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of a portion of the structure of the present invention;
FIG. 3 is a top view of the shock absorbing plate of the present invention;
FIG. 4 is a side cross-sectional view of the centrifuge housing of the present invention;
FIG. 5 is an enlarged view of FIG. 4A in accordance with the present invention;
FIG. 6 is a front view of a side cover of the centrifugal fan of the present invention;
FIG. 7 is a front view of a screen panel of the present invention;
fig. 8 is a schematic structural view of an impeller mechanism of the present invention.
In the figure: 1. a buffer base; 2. a filtering mechanism; 201. a centrifugal fan side cover; 202. an arc chute; 203. the connecting slide block; 204. an annular groove; 205. a clamping block; 206. a filter screen plate; 207. a clamping groove; 208. a stop block; 209. an annular frame; 210. a square magnet; 3. an impeller mechanism; 301. a rotating shaft; 302. a connection sleeve; 303. a fixing groove; 304. a first spring; 305. a clamping plate; 306. a rotating plate; 307. a telescopic rod; 308. wedge-shaped magnet blocks; 309. a metal fixing rod; 310. a movable groove; 311. a fan blade; 4. a first damping rod; 5. an air outlet; 6. an L-shaped plate; 7. a second spring; 8. a support rod; 9. a side plate; 10. a centrifuge housing; 11. a second damping rod; 12. a third spring; 13. an arc clamping plate; 14. a driving motor; 15. a shock absorbing plate; 16. a through groove; 17. triangular blocks; 18. rubber cushion pad.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides a centrifugal fan structure with anti-shake constructs, including buffering base 1, the intermediate position department at buffering base 1 top is provided with three first damping bars 4 of group, the intermediate position department at buffering base 1 top both sides is provided with triangular block 17, the both sides at buffering base 1 top are provided with L template 6, the both ends at the inside top of two sets of L templates 6 are provided with bracing piece 8, the bottom cover in four sets of bracing pieces 8 outsides is equipped with second spring 7, the outside cover of four sets of bracing pieces 8 is equipped with damper 15, the intermediate position department at the inside both sides of damper 15 has seted up logical groove 16, the inside slip of two sets of logical groove 16 is provided with curb plate 9, the top that two sets of curb plates 9 are close to one side each other is provided with second damping bars 11, one side that two sets of second damping bars 11 are close to each other is provided with arc splint 13, one side that two sets of arc splint 13 are close to each other is provided with rubber buffer pad 18, the outside cover of two sets of second damping bars 11 is equipped with third spring 12, the intermediate position department at damper 15 top is provided with centrifuge housing 10, one side of centrifuge housing 10 is provided with air outlet 5, the front of centrifuge housing 10 is provided with filter motor 2, the front of centrifuge housing 10 is provided with filter motor drive mechanism 14, the output motor drive mechanism 14 is located at the rear of centrifuge housing 10.
As a preferable scheme of the present embodiment: the filter mechanism 2 comprises a centrifugal fan side cover 201, arc-shaped sliding grooves 202, connecting sliding blocks 203, annular grooves 204, clamping blocks 205, a filter screen plate 206, clamping grooves 207, stop blocks 208, annular frames 209 and square magnets 210, wherein the centrifugal fan side cover 201 is located at one front end of a centrifugal fan shell 10, two groups of arc-shaped sliding grooves 202 are formed in the edge of one front end of the centrifugal fan side cover 201, square magnets 210 are arranged on one side of the inside of the two groups of arc-shaped sliding grooves 202, the connecting sliding blocks 203 are arranged in the two groups of arc-shaped sliding grooves 202 in a sliding mode, the annular frames 209 are arranged at one front end of the two groups of connecting sliding blocks 203, four groups of stop blocks 208 are uniformly arranged on the inner side of the annular frames 209, the annular grooves 204 are uniformly provided with four groups of clamping blocks 205 at the middle position of one front end of the centrifugal fan side cover 201, the filter screen plate 206 is sleeved inside the annular grooves 204, four groups of clamping grooves 207 are uniformly formed in the outer side of the filter screen plate 206, and the filter screen plate 206 can be rapidly detached.
As a preferable scheme of the present embodiment: the impeller mechanism 3 comprises a rotating shaft 301, a connecting sleeve 302, a fixed groove 303, a first spring 304, a clamping plate 305, a rotating plate 306, a telescopic rod 307, a wedge-shaped magnet block 308, a metal fixed rod 309, a movable groove 310 and fan blades 311, wherein the rotating shaft 301 is positioned at the output end of the driving motor 14, the connecting sleeve 302 is sleeved at one end of the outer side of the rotating shaft 301, the fixed groove 303 is formed in the top and the bottom of the inside of the connecting sleeve 302, the movable groove 310 is formed in one side of the inside of the rotating shaft 301, the metal fixed rod 309 is slidably arranged at the top and the bottom of the inside of the movable groove 310, the telescopic rod 307 is slidably arranged at one end of the inside of the rotating shaft 301, the wedge-shaped magnet block 308 is arranged at one end of the back of the telescopic rod 307, the rotating plate 306 is arranged at one end of the front of the telescopic rod 307, the clamping plate 305 is arranged at the top and the bottom of one end of the front of the rotating shaft 301, the first spring 304 is arranged at the top and the bottom of one end of the front end of the wedge-shaped magnet block 308, and the plurality of fan blades 311 are arranged at the outer side of the connecting sleeve 302, so that the fan blades 311 are convenient to replace and maintain.
As a preferable scheme of the present embodiment: the metal fixing rod 309 is provided with an inclined surface near one side of the wedge-shaped magnet block 308, the other side of the metal fixing rod 309 extends to the inside of the fixing groove 303, and moving the wedge-shaped magnet block 308 can move the metal fixing rod 309 to both sides.
As a preferable scheme of the present embodiment: one end of the front surface of the telescopic rod 307 extends out of the movable groove 310, and the rotating plate 306 is positioned in the two groups of clamping plates 305, so that the wedge-shaped magnet blocks 308 can be pulled conveniently.
As a preferable scheme of the present embodiment: the cross sections of the arc-shaped sliding groove 202 and the connecting sliding block 203 are T-shaped, and the connecting sliding block 203 is made of metal iron, so that the connecting sliding block 203 is prevented from moving out of the arc-shaped sliding groove 202.
As a preferable scheme of the present embodiment: the top of air outlet 5 is provided with the protection network, and the protection network passes through the bolt to be connected with air outlet 5, prevents that the foreign matter from entering into centrifugal fan's inside.
As a preferable scheme of the present embodiment: support sliding grooves are formed in two ends of the inside of the through groove 16, support sliding blocks are arranged at the bottoms of two ends of the side plates 9 and located in the support sliding grooves to slide, and therefore the side plates 9 can move along with the damping plates 15.
As a preferable scheme of the present embodiment: the side plate 9 is located above the triangular block 17, and the side plates 9 slide against each other at the oblique sides of the triangular block 17.
As a preferable scheme of the present embodiment: the inside back one end of cardboard 305 is provided with spacing recess, and swivel plate 306 and spacing recess looks adaptation for swivel plate 306 can not rotate under the exogenic action.
In embodiment 1, as shown in fig. 8, when the fan blades 311 inside the centrifugal fan are replaced, the rotating plate 306 is slightly pushed, so that the rotating plate 306 is far away from the limiting groove, at this time, the rotating plate 306 is rotated ninety degrees, so that the rotating plate 306 is rotated away from the interiors of the two groups of clamping plates 305, at this time, under the elasticity of the two groups of first springs 304, the wedge-shaped magnet blocks 308 are driven to approach the clamping plates 305, and as the metal fixing rods 309 and the wedge-shaped magnet blocks 308 are mutually adsorbed, the inclined edges of the metal fixing rods 309 are always contacted with the inclined edges of the wedge-shaped magnet blocks 308 and slide, the two groups of metal fixing rods 309 are driven to move out from the interiors of the fixing grooves 303, and the fixing of the connecting sleeve 302 is released, at this time, the connecting sleeve 302 can be taken out from the outer side of the rotating shaft 301, the disassembly of the fan blades 311 is completed, and the subsequent maintenance and repair are facilitated.
In embodiment 2, as shown in fig. 4-7, when the filter screen plate 206 needs to be installed, it is also necessary to ensure that the stop block 208 is located right in front of the clamping block 205, so that the stop block 208 and the clamping block 205 are mutually overlapped, at this time, the clamping groove 207 on the filter screen plate 206 is aligned with the stop block 208 and inserted, the clamping groove 207 sequentially passes through the stop block 208 and the clamping block 205, the filter screen plate 206 finally falls in the annular groove 204, the clamping block 205 limits the rotation of the filter screen plate 206 in the annular groove 204, and then the annular frame 209 rotates to drive the four groups of stop blocks 208 to rotate away from the front of the clamping block 205, so that the connecting slide block 203 slides in the arc-shaped chute 202, the connecting slide block 203 is adsorbed by the square magnet 210, the fixing of the annular frame 209 is completed, and the stop block 208 can prevent the horizontal movement of the filter screen plate 206, and the installation of the filter screen plate 206 is completed.
Working principle: firstly, the power-on driving motor 14 works normally, the connecting sleeve 302 and the fan blades 311 are driven to rotate through the rotating shaft 301, so that air flows pass through the filter screen 206, the air direction is changed through the centrifugal fan, the centrifugal fan is discharged through the air outlet 5, but after a period of use, a large amount of dust is attached to the surface of the filter screen 206 of the filter air flow, the dust needs to be cleaned timely at this time, the filtering rate of the filter screen 206 is prevented from being influenced, the annular frame 209 drives the four groups of check blocks 208 to rotate by a certain angle, the connecting slide blocks 203 slide in the arc-shaped slide grooves 202, the check blocks 208 are driven to rotate to the position right in front of the clamping blocks 205, the check blocks 208 and the clamping blocks 205 are mutually overlapped, at this time, the filter screen 206 can be pulled out horizontally, the filter screen 206 can be moved out of the annular groove 204 through the clamping blocks 205, the disassembly of the filter screen 206 can be completed, and the filter screen 206 can be independently taken out for cleaning treatment at this time, and the filter screen 206 is fast and simple.
When the centrifugal fan works, vibration generated by the driving motor 14 can be transmitted to the centrifugal fan, the centrifugal fan can generate vibration, at the moment, the transverse vibration can be transmitted to the two groups of rubber buffer pads 18 and the arc clamping plates 13, the rubber buffer pads 18 are elastic, the vibration can be buffered to a certain extent, the arc clamping plates 13 can be driven to move left and right, the arc clamping plates 13 can extrude the two groups of second damping rods 11 and the third springs 12, the second damping rods 11 slowly consume the vibration energy, meanwhile, the vertical vibration is transmitted to the damping plates 15, the damping plates 15 can squeeze the four groups of second springs 7, the second springs 7 and the first damping rods 4 can absorb and eliminate the potential energy moving up and down, and meanwhile, the damping plates 15 can drive the side plates 9 to move downwards through the supporting sliding grooves and the supporting sliding blocks, the side plates 9 can contact with the bevel edges of the triangular blocks 17 and slide, the two groups of side plates 9 are close to each other, the two groups of arc clamping plates 13 are extruded through the second damping rods 11 and the third springs 12, the two groups of arc clamping plates 13 apply certain pressure to the two groups of the centrifugal fan, and the centrifugal fan is further reduced, and vibration is further influenced by the centrifugal fan to the greatest extent.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and that the simple modification and equivalent substitution of the technical solution of the present invention can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present invention.
Claims (9)
1. Centrifugal fan structure with anti-shake constructs, including buffering base (1), its characterized in that: the utility model discloses a centrifugal machine, including buffering base (1), buffer base (1), support rod (8), four groups, damping plate (15) are equipped with to the bottom cover in the outside of support rod (8), logical groove (16) are offered in the intermediate position department of the inside both sides of damping plate (15), and the inside slip of logical groove (16) is provided with curb plate (9), and two groups the top that curb plate (9) are close to one side each other is provided with second damping rod (11), and two groups the one side that second damping rod (11) are close to each other is provided with arc splint (13), and two groups the one side that arc splint (13) are close to each other is provided with rubber cushion (18), two groups the outside cover of second rod (11) is equipped with third spring (12), the inside of damping plate (15) is provided with logical groove (16), and two groups the inside slip of logical groove (16) is provided with curb plate (9), two groups the top of curb plate (9) is provided with second damping rod (11), two groups the one side that arc splint (13) are close to each other is provided with rubber cushion (18), two groups the outside cover (11) is equipped with third spring (12), the casing (10) is provided with centrifuge (10) one side (10), a driving motor (14) is arranged at the middle position of one end of the back surface of the centrifugal machine shell (10), an impeller mechanism (3) is arranged at the output end of the driving motor (14),
the impeller mechanism (3) comprises a rotating shaft (301), a connecting sleeve (302), a fixed groove (303), a first spring (304), a clamping plate (305), a rotating plate (306), a telescopic rod (307), a wedge-shaped magnet block (308), a metal fixed rod (309), a movable groove (310) and fan blades (311), wherein the rotating shaft (301) is located at the output end of a driving motor (14), the connecting sleeve (302) is sleeved at one end of the outer side of the rotating shaft (301), the fixed groove (303) is formed in the top and the bottom of the inner side of the connecting sleeve (302), the movable groove (310) is formed in one side of the inner side of the rotating shaft (301), the metal fixed rod (309) is arranged at the top and the bottom of the inner side of the movable groove (310) in a sliding mode, the telescopic rod (307) is arranged at one end of the inner side of the rotating shaft (301) in a sliding mode, the wedge-shaped magnet block (308) is arranged at one end of the back of the telescopic rod (307), the clamping plate (306) is arranged at the top and the bottom of one end of the front of the rotating shaft (301), the clamping plate (305) is arranged at the top and the bottom of one end of the front of the rotating shaft (301), and the first end of the wedge-shaped magnet block (308) is arranged at the top of the first end of the inner side of the telescopic rod (308).
2. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: the utility model provides a filter mechanism (2) is including centrifugal fan side cap (201), arc spout (202), connection slider (203), ring channel (204), fixture block (205), filter screen plate (206), draw-in groove (207), dog (208), ring frame (209) and square magnet (210), centrifugal fan side cap (201) are located the positive one end of centrifuge shell (10), two sets of arc spout (202) have been seted up to the edge of the positive one end of centrifugal fan side cap (201), two sets of one side inside arc spout (202) is provided with square magnet (210), two sets of the inside slip of arc spout (202) is provided with connection slider (203), two sets of the positive one end of connection slider (203) is provided with ring frame (209), ring channel (204) have been seted up in the intermediate position department of the positive one end of centrifugal fan side cap (201), the inboard of ring channel (204) evenly is provided with four sets of fixture blocks (205), the inside cover of ring channel (204) is equipped with filter screen plate (206), filter screen plate (206) are evenly equipped with four sets of draw-in grooves (207).
3. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: one side of the metal fixing rod (309) close to the wedge-shaped magnet block (308) is provided with an inclined plane, and the other side of the metal fixing rod (309) extends to the inside of the fixing groove (303).
4. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: one end of the front surface of the telescopic rod (307) extends out of the movable groove (310), and the rotating plate (306) is positioned in the two groups of clamping plates (305).
5. The centrifugal fan structure with anti-shake mechanism according to claim 2, wherein: the cross sections of the arc-shaped sliding groove (202) and the connecting sliding block (203) are T-shaped, and the connecting sliding block (203) is made of metal iron.
6. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: the top of air outlet (5) is provided with the protection network, and the protection network passes through the bolt and is connected with air outlet (5).
7. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: the two ends of the inside of the through groove (16) are provided with supporting sliding grooves, the bottoms of the two ends of the side plates (9) are provided with supporting sliding blocks, and the supporting sliding blocks are positioned in the supporting sliding grooves to slide.
8. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: the side plates (9) are located above the triangular blocks (17), and the side plates (9) are located on the oblique sides of the triangular blocks (17) and slide mutually.
9. The centrifugal fan structure with anti-shake mechanism according to claim 1, wherein: and one end of the back surface inside the clamping plate (305) is provided with a limiting groove, and the rotating plate (306) is mutually matched with the limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310963820.XA CN116658437A (en) | 2023-08-02 | 2023-08-02 | Centrifugal fan structure with anti-shake moves mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310963820.XA CN116658437A (en) | 2023-08-02 | 2023-08-02 | Centrifugal fan structure with anti-shake moves mechanism |
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| CN116658437A true CN116658437A (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310963820.XA Pending CN116658437A (en) | 2023-08-02 | 2023-08-02 | Centrifugal fan structure with anti-shake moves mechanism |
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| CN215333620U (en) * | 2021-07-07 | 2021-12-28 | 株洲市百川电器有限责任公司 | Fan blade mounting and dismounting structure of ventilation fan |
| CN216199143U (en) * | 2021-11-04 | 2022-04-05 | 深圳万宏业科技有限公司 | Building engineering joins in marriage electrical room cooling fan |
| CN216894956U (en) * | 2021-12-09 | 2022-07-05 | 无锡精恩风机有限公司 | Centrifugal fan with dustproof filtering structure |
| CN217301049U (en) * | 2022-02-08 | 2022-08-26 | 上鼓透平风机启东有限公司 | Novel low-noise centrifugal fan |
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2023
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208268113U (en) * | 2018-06-04 | 2018-12-21 | 浙江奥帅制冷有限公司 | A kind of axial ventilator being conveniently replaceable flabellum |
| CN212563774U (en) * | 2020-06-16 | 2021-02-19 | 太仓欧昌五金机械有限公司 | Centrifugal fan impeller with wind-shield ring |
| CN214746105U (en) * | 2021-03-31 | 2021-11-16 | 苏州思冠源精密模具有限公司 | Fan damping bottom plate of purification air conditioning unit |
| CN215333620U (en) * | 2021-07-07 | 2021-12-28 | 株洲市百川电器有限责任公司 | Fan blade mounting and dismounting structure of ventilation fan |
| CN216199143U (en) * | 2021-11-04 | 2022-04-05 | 深圳万宏业科技有限公司 | Building engineering joins in marriage electrical room cooling fan |
| CN216894956U (en) * | 2021-12-09 | 2022-07-05 | 无锡精恩风机有限公司 | Centrifugal fan with dustproof filtering structure |
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Application publication date: 20230829 |