CN108457910A - A kind of centrifugal blower being conveniently replaceable flabellum - Google Patents
A kind of centrifugal blower being conveniently replaceable flabellum Download PDFInfo
- Publication number
- CN108457910A CN108457910A CN201810184716.XA CN201810184716A CN108457910A CN 108457910 A CN108457910 A CN 108457910A CN 201810184716 A CN201810184716 A CN 201810184716A CN 108457910 A CN108457910 A CN 108457910A
- Authority
- CN
- China
- Prior art keywords
- impeller
- face
- centrifugal blower
- head
- conveniently replaceable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/30—Vanes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—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
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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
- F04D29/60—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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to centrifugation apparatus fields, more particularly to a kind of centrifugal blower being conveniently replaceable flabellum.Including shell, it is set to the impeller of the enclosure interior and drives the driving device of the wheel rotation；The impeller include impeller front disc and the impeller front disc be oppositely arranged impeller hub disk, be set to the impeller front disc interior reel close to the side of the impeller hub disk and the blade that is distributed between the impeller front disc and the impeller hub disk；The shell includes first end face and second end face；The first end face is provided with the cap assembly that can the impeller be open and be closed the head cover opening along the head cover that the impeller radial direction is taken out, the front end cap assemblies that the second end face is provided with the front end cover gab that the impeller can take out in an axial direction and closes the front end cover gab and axially opened along the impeller.The beneficial effects of the present invention are：It can realize fast quick-detach and the replacement of centrifugal blower.
Description
Technical field
The present invention relates to centrifugation apparatus fields, in particular to a kind of centrifugal blower being conveniently replaceable flabellum.
Background technology
It in the production process of mineral wool, mixes, heating, at silk floss, cures, processing in raw material, during packaging etc., can produce
Raw a large amount of flue dust and dust, these flue dust and dust are required for being dusted by cleaner, in the conveying of these dust
In pipeline, due to containing the adhesives such as epoxy resin in its dust, glass fiber powder dust quantity is also larger, within a short period of time, just
In a large amount of glass fiber dust will be adhered on the centrifugal blower flabellum for replacing flabellum, wind turbine can be caused since attachment is uneven
Flabellum center deviation and shake, in addition, thick dust, also affects ventilation effect.
Current processing method will be cleared up after being conveniently replaceable the centrifugal blower dismantling of flabellum, but existing centrifugation wind
Machine tears difficulty open, time-consuming, and is not easy to the replacement of impeller.
Invention content
In view of the above-mentioned problems, the present invention is intended to provide a kind of centrifugal blower being conveniently replaceable flabellum, can facilitate impeller
Dismounting, cleaning or replacement.
To realize the technical purpose, the scheme of the invention is：
A kind of centrifugal blower being conveniently replaceable flabellum, including shell, be set to the enclosure interior impeller and driving institute
State the driving device of wheel rotation；
The impeller includes that impeller front disc, is set to the impeller at the impeller hub disk being oppositely arranged with the impeller front disc
Shroud close to the impeller hub disk side interior reel and be distributed between the impeller front disc and the impeller hub disk
Blade；
The shell includes first end face and second end face；The first end face is provided with can be by the impeller described in
The head cover opening and close the cap assembly that the head cover is open that impeller radial direction is taken out, the second end face is provided with described
The front end cover gab that impeller can take out in an axial direction and the drive end bearing bracket closed the front end cover gab and axially opened along the impeller
Component.
Further, further include be connected by power component；The be connected by power component includes being fixedly installed on the driving dress
The outer reel for the line shaft set and be uniformly arranged on the outer reel and across the interior reel multiple outer locating shafts, Yi Jilian
Connect multiple expansion bolt units of the outer reel and the interior reel.
Further, the expansion bolt unit includes outer bolt head, inner bolt head and expansion-head；The outer bolt is first
End is equipped with threaded portion, and the other end is provided with bulge, and center is equipped with centre bore；The bulge inner cavity is the small taper of outer imperial palace
Cavity, the bulge is radially at least provided with a joint-cutting；The expansion-head center is equipped with to match with the inner bolt head
The internal thread hole of conjunction；The outer bolt head is for connecting the outer reel and interior reel；The inner bolt head passes through the center
Hole is connect with the internal thread hole of the expansion-head.
Further, the expansion-head outer wall is provided with the tapered outer ends face that can be coupled with the cone-shaped cavity.
Further, the bulge end is provided with annular protrusion, and the interior reel is corresponding with the annular protrusion
Position be provided with inner groove.
Further, the cap assembly includes lock catch unit and is open the lamina tecti that matches with the head cover,
Lamina tecti one end opposite with the lock catch unit is connect by hinge with the first end face；The lock catch unit includes
The lock for being set to the tapered end of the first end face, being set to the lock tube of the lamina tecti and being coupled with the tapered end and lock tube
Tongue.
Further, the front end cap assemblies include front shroud and are set to the current collector of the front shroud；The protecgulum
Plate is hinged by hinge with the second end face, and the drive end bearing bracket is locked by hanging buckle unit and the second end face.
Further, the head cover opening is equipped with the first seal groove to match with the lamina tecti.
Further, the current collector is arc current collector.
Further, the impeller front disc outer end face and the impeller hub disk outer end face are both provided with the extension that can be used for lifting
Hook.
Further, the impeller front disc outer end face and the impeller hub disk outer end face are equipped with hook.
Further, the hook is equipped with arc and hangs face.
The beneficial effects of the present invention are：
(1) centrifugal fan structure is simple, convenient disassembly；
(2) it is convenient for the drive end bearing bracket opened and closed, facilitates the cleaning and dismounting of impeller；
(3) lamina tecti and front shroud and shell are detachably connected, and dismounting when centrifugal blower being facilitated to clear up is replaced, and is subtracted
The quantity of parts is dismantled less；
(4) connection of impeller and driving device is connected using expansion bolt unit, realizes the complete of impeller and driving device
It is complete fixed, avoid vibration when wheel rotation caused by plain bolt connection.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram at the first visual angle of centrifugal blower for being conveniently replaceable flabellum of the present invention；
Fig. 2 is a kind of structural schematic diagram at the centrifugal blower third visual angle for being conveniently replaceable flabellum of the present invention；
Fig. 3 is a kind of structural schematic diagram of the partial view for the centrifugal blower being conveniently replaceable flabellum of the present invention；
Fig. 4 is a kind of schematic cross-sectional view being conveniently replaceable be connected by power component in the centrifugal blower of flabellum of the present invention；
Fig. 5 is a kind of structural schematic diagram being conveniently replaceable expansion bolt unit in the centrifugal blower of flabellum of the present invention；
Fig. 6 is a kind of partial enlarged view being conveniently replaceable quick hanging buckle unit in the centrifugal blower of flabellum of the present invention；
Fig. 7, which is that the present invention is a kind of, being conveniently replaceable the partial structural diagram linked up in the centrifugal blower of flabellum；
Fig. 8 is a kind of partial enlarged view being conveniently replaceable lock catch unit in the centrifugal blower of flabellum of the present invention.
Reference sign：
100. shell, 110. first end faces, 111. head covers opening, 120. second end faces, 130. third end faces, 140. the 4th
End face, 150. cap assemblies, 151. lamina tectis, 152. lock catch units, 1521. tapered ends, 1522. lock tubes, 1523. lock tongues, 153.
Hinge, 1541. second seal grooves, 160. front end cap assemblies, 161. front shrouds, 162. current collectors, 163. quick hanging buckle units,
1631. first quick hanging buckles, 1632. second quick hanging buckles, 1633. hanging buckles, 164. hinges, 1651. protrusions, 1652. first is close
Sealing groove, 170. air outlets, 171. diffuser, 180. front end cover gabs, 200. impellers, 210. impeller front discs, 220. impeller hub disks,
230. flabellums, 240. link up with, 241. arcs hanging face, 242. mounting holes, 300. be connected by power components, reel in 310., and 311.
Inner groove, location hole in 312., 313. outer locating shafts, 320. outer reels, 330. expansion bolt units, 331. outer bolt heads,
3311. bolt portions, 3312. bulges, 3313. annular protrusions, 3314. cone-shaped cavities, 3315. centre bores, 332. inner bolt heads,
333. expansion-heads, 3331. internal thread holes, 3332. tapered outer ends faces, 400. driving devices, 410. motors, 411. active flywheels,
420. belts, 421. driven flywheels, 430. line shafts, 440. bearing blocks, 500. holders, 510. first frame bodies, 520. second framves
Body, 530. third frame bodies.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention 1-8 and specific implementation mode, to the skill in the embodiment of the present invention
Art scheme is clearly and completely described, it is clear that and described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Please refer to Fig. 1, the present embodiment provides a kind of centrifugal blower being conveniently replaceable flabellum, including shell 100, impeller 200,
Be connected by power component 300, driving device 400 and holder 500, wherein impeller 200 are set in shell 100, be connected by power component
300 connection impellers 200 and driving device 400, driving device 400 and shell 100 are fixed on holder 500.
Fig. 1 is please referred to, shell 100 includes first end face 110, second end face 120, third end face 130 and the 4th end face
140, third end face 130 is oppositely arranged with second end face 120, and the 4th end face 140 is set to second end face 120 and third end face
Between 130, first end face 110 represents all faces of the shell circumferential edge in addition to the 4th end face 140.First end face 110 is provided with can
Head cover opening 111 and closed roof opening 111 that impeller 200 is taken out along 200 radial direction of impeller and along the impeller 200 weeks
To the cap assembly 150 of unlatching.Second end face 120 is provided with front end cover gab 180 and front end cap assemblies 160, front end cover gab
180 can be used for what is taken out along 200 axial direction of the impeller, and front end cap assemblies 160 are used for closed front cover gab 180, separately
Outer front end cap assemblies 160 are opened axially to be opened along impeller.4th end face 140 is provided with air outlet 170.Further, the 4th end face
140 are set as perpendicular, i.e., corresponding shell 100 is also vertically arranged, and air outlet 170 is set to first end face 110 and
The infall of four end faces 140.Such setting, which is more advantageous to, takes out impeller 200 from the head cover of shell 100 opening 111, that is, needs
When replacing impeller 200, impeller 200 can be taken out from head cover opening 111 directly from the 111 top lifting of head cover opening.
As it is further preferred that air outlet 170 is provided with diffuser 171, diffuser 171 can be and first end face
140 form the tablet of acute angle, i.e. the lower face of air outlet 170 tilts down or the upper end of air outlet 170 tilts upwardly.
It is such to be provided with conducive to the range of 170 wind of air outlet is expanded.
Cap assembly 150 includes lock catch unit 152 and the lamina tecti 151 to match with head cover opening 111, the lock
Button unit 152 includes the tapered end 1521 for the first end face 110 for being set to shell 100, is set to the lock tube of the lamina tecti 151
1522 and the lock tongue 1523 that is coupled with the tapered end 1521 and lock tube 1522.Lock catch unit 152 is provided in the present embodiment
Two.Lamina tecti 151 can be connect by multiple lock catch units 152 with shell 100, and realization is detachably connected, and facilitates impeller 200
Replacement.Lamina tecti 151 can also be fixed one end by lock catch unit 152, and the other end is equipped with 151 openable hinge of lamina tecti
Chain or hinge.Further, lock catch unit 152 can be arranged there are one, three and four etc..
Preferably, the lamina tecti 151 is equipped with the hinge 153 being connect with the shell 100, the hinge 153
One end is set on the lamina tecti 151, and the other end of the hinge 153 is set on the shell 100, and lamina tecti 151 is set
There is hinge 153, when impeller 200 is taken out from head cover opening 111, need to only release the coupling of lock tongue 1523 and lock and lock tube 1522
It closes, lamina tecti 151 is opened, you can impeller 200 is taken out from head cover opening 111, is not necessarily to lamina tecti 151 from shell 100
It removes, when this avoid replacing impeller 200, the part of dismounting is more.
Preferably, the first end face 110 is provided with the second seal groove to match with the lamina tecti 151
1541.Second seal groove 1541 described further can be equipped with rubber ring.Lamina tecti 151 and shell can be further increased in this way
The leakproofness of 100 first end face 110.
Front end cap assemblies 160 include that front shroud 161 and the current collector 162 for being set to the protecgulum 161, front shroud 161 lean on
Nearly 130 side of third end face is equipped with protrusion 1651, and current collector 162 is hollow ring pipe in the present embodiment, in the present embodiment
Current collector page 162 can be existing, i.e., current collector 162 is also the air inlet of this centrifugal blower；164 one end of the hinge is arranged
In on the front shroud 161, the other end of the hinge 164 is set on the shell 100, is convenient in this way by drive end bearing bracket 161
Axial direction along impeller 200 is turned on or off.Hanging buckle unit 163 in the present embodiment or existing common hanging buckle.Institute
Quick hanging buckle unit 163 is stated to include the first quick hanging buckle 1631 for being set to the shell 100, be set to the front shroud 161
And with 1631 matched second quick hanging buckle 1632 of the described first quick hanging buckle and be set to the second quick hanging buckle 1632 and can
With the hanging buckle 1633 of the first quick hanging buckle 1631 locking, i.e. hanging buckle 1633 is by the second quick hanging buckle 1632 and the first quick hanging buckle
1631 cooperation is, it can be achieved that by the locking of front shroud 161 and shell 100.I.e. when needing to dismantle impeller 200, the is only released
The lock-out state of two quick hanging buckles 1632 and the first quick hanging buckle 1631, when opening front shroud 161,161 around hinge 164 of front shroud
Rotation is realized front end cap assemblies 160 along the axial unlatching of impeller 200.
Preferably, the position corresponding with front shroud 161 of the first end face 110 is equipped with the first seal groove 1652.Into
One step, the first seal groove 1652 is provided with rubber ring, and which further increases the leakproofness of front shroud 161 and shell 100.
Preferably, the current collector 162 is arc current collector 162.Current collector 162 is directed away from first end face 120
Direction extend.Further, the aperture of current collector 162 along close to first end face 120 to the direction far from impeller front disc 210 by
It is cumulative big.It is appreciated that the pipe shaft of current collector 162 is arranged from one end to the other end for arc.
Impeller 200 includes impeller front disc 210, interior reel 310, multiple flabellums 230 and interior reel 310.Impeller hub disk 220 with
It states impeller front disc 210 to be oppositely arranged, multiple flabellums 230 are set between impeller front disc 210 and impeller hub disk 220, interior reel 310
It is set to the side of the close impeller hub disk 220 of the impeller front disc 210.In the present embodiment before interior reel 310 and impeller
Disk 210 is fixedly connected, and further increases stabilization row when impeller 200 rotates in this way.Impeller front disc 210 and impeller hub disk 220
It is loop configuration.Flabellum 230 be provided with it is multiple, the both ends of each flabellum 230 respectively with impeller front disc 210 and impeller hub disk
220 connect and multiple flabellums 230 are arranged along impeller front disc 210 and 220 circumference array of impeller hub disk, in this way so that impeller
Shroud 210 and impeller hub disk 220 are oppositely arranged.
Flue dust and dust adhesion are in impeller front disc 210, impeller hub disk 220 and flabellum 230 in the production process of mineral wool
Upper surface needs to carry out cleaning replacement to it.First end face 110 is provided with head cover opening 111, and head cover opening 111 is in horizontal plane
Interior projected length is more than the diameter of impeller front disc 210 and/or impeller hub disk 220, setting in this way, and impeller 200 needs
When being cleared up or being replaced, after only need to detaching be connected by power component 300 with impeller front disc 210, front end cap assemblies are opened
160, impeller 200 is lifted out from head cover opening 111 and is cleared up and is replaced outside shell 100, it is easy to operate.
Be connected by power component 300, including outer reel 320, expansion bolt unit 330 and multiple outer locating shafts 313, outer reel
320 and interior reel 310 pass through expansion bolt unit 330 connect；Multiple outer locating shafts 313 are uniformly arranged on the outer reel 320
Close to 310 side of interior reel, and outer locating shaft 313 is vertically arranged with outer reel 320 close to the end face of interior reel 310.
Outer reel 320 is fixedly installed on line shaft, and outer reel 320 is provided with outer location hole, outer locating shaft 313 by outer location hole with
Interior reel 310 is fixed, centrifugal blower assembling process, the outer location hole 313 of outer reel 320 can be first coupled with outer location hole and determined
Position, then expansion bolt unit 330 is connected, locating shaft 313 end in China and foreign countries' is taper, outer location hole and 313 phase of outer locating shaft
Corresponding to be set as taper, location hole is not drawn in the figure in the present embodiment.Outer reel 320 runs through the center of third end face 130
Hole, in 200 rotary course of impeller, outer reel 320 rotates in centre bore again, and centre bore is not tied up in figure and drawn in the present embodiment.
Conventional bolt is connected due to manufacturing tolerance or the needs of device, between hole and bolt there are gaps, which results in quilts
There are relative displacement between connector, vibration is generated when impeller 200 being caused to rotate, for the impeller 200 often dismantled and replaced,
It is connected using screw rod, in assembling process, due to the screw thread damage, there are the cheap of little deviation, being easy to cause to it on screw rod
It is bad.For expansion bolt unit 330 when connecting outer reel 320 and interior reel 310, using special structure, outer bolt head 331 is solid
Process is determined since outer reel 320 and interior reel 310 are completely fixed by the effect of expansion-head 333.Connected by expansion bolt unit 330
Connect securely, impeller 200 be completely fixed with line shaft, avoid it is existing when being bolted to replacement because of leaf caused by damaging
Wheel rotates jiggly problem.
Preferably, expansion bolt unit 330 includes outer bolt head 331, inner bolt head 332 and expansion-head 333；This reality
Existing plain bolt may be used in the inner bolt head 332 applied in example.3312 center of bulge is equipped with and the tapered outer ends face
3332 cone-shaped cavities 3314 to match.333 center of the expansion-head is equipped with and 332 matched internal thread of the inner bolt head
Hole 3331；331 one end of outer bolt head is equipped with bulge 3312, and the other end is equipped with threaded portion 3311, and threaded portion 3311 can connect
Common nut, 331 center of outer bolt head, which is additionally provided with, to be merged with the matching of inner bolt head 332 axially through the outer bolt head
331 centre bore 3315, bulge 3312 radially divide expansion-head 3312 for multiple expanders at least provided with a joint-cutting.
Expansion-head 333 can be by outer reel 320 and the inner shaft along the axial movement of the bulge 3312 in the bulge 3312
Disk 310 is radially completely fixed with impeller 200, is equipped with the expansion-head 333 of male-tapered end face under the action of interior bolt head 332,
Centre bore 3315 along outer bolt head 331 moves, while the bulge 3312 of outer bolt head 331 is expanded along warp-wise, makes outer bolt
First 331 full contacts of interior location hole 312 with interior reel 310 and the internal application of location hole 312 warp-wise power.To bulge 3312
It is completely fixed outer reel 320 and interior reel 310 under the action of expansion-head 333, under the driving of line shaft 430 smoothly
Rotation.Outer bolt head 331 in the present embodiment may be used existing.
As a kind of realization method of the present embodiment, expander can be four, and expander is axially set along centre bore 3315
It sets, gap is provided between adjacent two expanders.Expander can also be two, three and five etc..
Preferably, in order to further increase the expansive force of bulge 3312,333 outer wall of expansion-head is provided with can be with institute
State the tapered outer ends face 3332 that cone-shaped cavity 3314 is coupled.
Preferably, 3312 end set of the bulge has an annular protrusion 3313, the interior reel 310 be provided with
3313 matched inner groove 311 of the annular protrusion, the expansion-head 333 is in the bulge 3312 along the bulge
The outer reel 320 and the interior reel 310 can be in an axial direction completely fixed by 3312 axial movements with the impeller 200.It is swollen
After swollen portion 3312 expands, outer wall and the inner groove 311 of annular protrusion 3313 are in close contact, and annular protrusion 3313 is completely disposed at inner ring
In slot 311, the moving along 310 axial direction of interior reel of outer bolt head 331 is further limited, to realize interior reel 310, leaf
Wheel shroud 210 and outer reel 320 are completely fixed with line shaft 430.
Driving device 400 includes motor 410, active flywheel 411, belt 420, driven flywheel 421, line shaft 430 and axis
Bearing 440, wherein active flywheel 411 are set on 410 power output shaft of motor, and belt 420 connects driven flywheel 421 and active
Flywheel 411,430 one end of line shaft are provided with driven flywheel 421, and the other end is provided with outer reel 320, impeller front disc 210 and interior
Impeller 200 is passed through impeller front disc 210, outer reel 320 and interior reel 310 and line shaft by reel 310, be connected by power component 300
430 connections.Realize that motor 410 is that impeller 200 provides power, while when centrifuging the dismounting of motor 410, facilitating impeller in this way
200 dismantle with driving device 400.
As it is further preferred that 210 outer end face of the impeller front disc and 220 outer end face of impeller hub disk are equipped with extension
Hook 240.When hook 240 by hanging device for lifting impeller 200, hanging device is connect with hook 240.Hook 240 is set
There is the mounting hole 242 that impeller front disc 210 and/or impeller hub disk 220 are installed on by bolt.Hook 240 in the present embodiment can
Think existing hook 240, user can also need designed, designed according to oneself.Impeller front disc 210 can be arranged there are one,
Two or three hooks 240, impeller hub disk 220 can be provided with one, two or three hook 240, impeller front disc 210 and leaf
240 quantity of hook for taking turns the setting of 220 outer end face of hub disk can be equal, can not also be equal.The present embodiment is with 210 He of impeller front disc
220 outer end face of impeller hub disk is all provided with that there are two hooks 240 to illustrate.
As it is further preferred that being additionally provided with arc with the contact of hook 240, the hook 240 for the ease of lifting to be equipped with
Shape hangs face 241, can also use the hanging face of other shapes.Such setting can also increase hanging device and hook 240
Contact area, reduce lifting impeller 200 when to hook 240 damage.
Holder 500, including the first frame body 510 and the second frame body 520 for being oppositely arranged with the first frame body 510, and with
The third frame body 530 that one frame body 510 and the second frame body 520 are arranged side by side, wherein motor 410 is set to the first frame body 510, axis
Bearing 440 is set to the second frame body 520, and shell 100 is set to third frame body 530.In this way be convenient for motor 410 provide power from
The axle center of impeller 200 is that impeller 200 provides power, and driving impeller 200 rotates, also allows for tearing open driving device 400 and impeller 200
It unloads.
The operation principle of the centrifugal blower for being conveniently replaceable flabellum 230 of the embodiment of the present invention is：
When installation：The lamina tecti 151 for opening shell 100, will be in the head cover opening 111 of the lifting of impeller 200 to shell 100
Side, drops in shell 100, and outer locating shaft 313 passes through impeller front disc 210, and it is outer fixed that interior reel 310 and outer reel 320 are passed through
After position axis 313 is engaged, expansion bolt unit 330 is injected into through-hole and tightens inner bolt head 332, pulls expansion-head 333 so that ring
Shape protrusion 3313 is sticked in inner groove 311, and nut is then tightened on outer bolt head 331, closes lamina tecti 151 and drive end bearing bracket group
Part 160.
When dismounting：It is opposite with above-mentioned steps.
In the description of the embodiment of the present invention, it is to be understood that term "vertical" and "horizontal" meaning equipment are in
Corresponding feature description when normal operating conditions.
In the description of the embodiment of the present invention, it is to be understood that term "upper", "lower", "front", "rear", " hard straight ",
The orientation or positional relationship of the instructions such as "horizontal", "center", "top", "bottom", " top ", "inner", "outside" is based on shown in attached drawing
Orientation or positional relationship, merely to make in description the present invention and simplify description, do not indicate or imply the indicated device
Or element must have a particular orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Wherein, " inboard " refers to inside or the region or space that fence up." periphery " refers to around certain particular elements or specific region
Region.
In the description of the embodiment of the present invention, term " first ", " second ", " third ", " the 4th " are only used for description mesh
, it is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.It limits as a result,
There are the feature of " first ", " second ", " third ", " the 4th " to can explicitly or implicitly include one or more spy surely
Sign.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the embodiment of the present invention, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection ", " assembling " shall be understood in a broad sense, and can also be detachably to connect for example, it may be being fixedly connected
It connects, or is integrally connected；It can be directly connected, can also can be indirectly connected through an intermediary inside two elements
Connection.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Meaning.
In the description of the embodiment of the present invention, particular features, structures, materials, or characteristics can at any one or
It can be combined in any suitable manner in multiple embodiments or example.
Finally it should be noted that：Several embodiments of the invention above described embodiment only expresses, description is more
It is specific and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for this field
For those of ordinary skill, without departing from the inventive concept of the premise, various modifications and improvements can be made, these all belong to
In protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of centrifugal blower being conveniently replaceable flabellum, which is characterized in that including shell, be set to the impeller of the enclosure interior
With the driving device for driving the wheel rotation；
The impeller includes that impeller front disc, is set to the impeller front disc at the impeller hub disk being oppositely arranged with the impeller front disc
Interior reel close to the side of the impeller hub disk and the blade that is distributed between the impeller front disc and the impeller hub disk；
The shell includes first end face and second end face；The first end face is provided with can be by the impeller along the impeller
The head cover opening and close the cap assembly that the head cover is open that radial direction is taken out, the second end face is provided with the impeller
The front end cover gab that can be taken out in an axial direction and the front end cap assemblies closed the front end cover gab and axially opened along the impeller.
2. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 1, which is characterized in that further include be connected by power
Component；The be connected by power component includes the outer reel for the line shaft for being fixedly installed on the driving device and is uniformly arranged on institute
Outer reel and multiple outer locating shafts across the interior reel are stated, and connect the multiple swollen of the outer reel and the interior reel
Swollen bolt unit.
3. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 2, which is characterized in that the expansion bolt list
Member includes outer bolt head, inner bolt head and expansion-head；The first end of outer bolt is equipped with threaded portion, and the other end is provided with expansion
Portion, center are equipped with centre bore；The bulge inner cavity is the small cone-shaped cavity of outer imperial palace, and the bulge is radially at least arranged
There is a joint-cutting；The expansion-head center is equipped with and the matched internal thread hole of inner bolt head；The outer bolt head is used for
Connect the outer reel and interior reel；The inner bolt head is connect across the centre bore with the internal thread hole of the expansion-head.
4. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 3, which is characterized in that the expansion-head outer wall
It is provided with the tapered outer ends face that can be coupled with the cone-shaped cavity.
5. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 3, which is characterized in that the bulge end
It is provided with annular protrusion, the interior reel position corresponding with the annular protrusion is provided with inner groove.
6. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 1, which is characterized in that the cap assembly packet
The lamina tecti for including lock catch unit and matching with head cover opening, lamina tecti one end opposite with the lock catch unit
It is connect with the first end face by hinge；The lock catch unit includes the tapered end for being set to the first end face, is set to institute
The lock tongue stated the lock tube of lamina tecti and be coupled with the tapered end and lock tube.
7. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 6, which is characterized in that the head cover opening is set
There is the first seal groove to match with the lamina tecti.
8. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 1, which is characterized in that the front end cap assemblies
Including front shroud and the current collector for being set to the front shroud；The front shroud is hinged by hinge with the second end face.
9. a kind of centrifugal blower being conveniently replaceable flabellum according to claim 8, which is characterized in that the current collector is arc
Shape current collector.
10. a kind of centrifugal blower being conveniently replaceable flabellum according to any one of claim 1-9 claims, feature exist
In the impeller front disc outer end face and the impeller hub disk outer end face are both provided with the hook that can be used for lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810184716.XA CN108457910B (en) | 2018-03-07 | 2018-03-07 | Centrifugal fan convenient to change flabellum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810184716.XA CN108457910B (en) | 2018-03-07 | 2018-03-07 | Centrifugal fan convenient to change flabellum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108457910A true CN108457910A (en) | 2018-08-28 |
| CN108457910B CN108457910B (en) | 2020-11-17 |
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ID=63216459
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810184716.XA Active CN108457910B (en) | 2018-03-07 | 2018-03-07 | Centrifugal fan convenient to change flabellum |
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| Country | Link |
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| CN (1) | CN108457910B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113389753A (en) * | 2021-08-05 | 2021-09-14 | 齐齐哈尔欣日机械设备制造有限公司 | Split type impeller |
| CN116906372A (en) * | 2023-08-30 | 2023-10-20 | 东莞市雅高通风设备制造有限公司 | Corrosion-resistant axial flow fan for conveying corrosive gas |
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| JP4941855B2 (en) * | 2005-04-22 | 2012-05-30 | 西芝電機株式会社 | Electric blower |
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| CN113389753A (en) * | 2021-08-05 | 2021-09-14 | 齐齐哈尔欣日机械设备制造有限公司 | Split type impeller |
| CN116906372A (en) * | 2023-08-30 | 2023-10-20 | 东莞市雅高通风设备制造有限公司 | Corrosion-resistant axial flow fan for conveying corrosive gas |
| CN116906372B (en) * | 2023-08-30 | 2024-01-23 | 东莞市雅高通风设备制造有限公司 | Corrosion-resistant axial flow fan for conveying corrosive gas |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108457910B (en) | 2020-11-17 |
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Address after: 441000 No. 6 Fukang East Road, Shenzhen Industrial Park, Xiangyang High-tech Zone, Hubei Province Applicant after: Hubei Jiafuda Energy Saving Technology Co.,Ltd. Address before: 441000 Shenzhen Industrial Park, No. 6 Fukang East Road, Xiangyang High-tech Zone, Hubei Province Applicant before: HUBEI JIAFUDA ENERGY SAVING TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A centrifugal fan for easy replacement of fan blades Effective date of registration: 20221011 Granted publication date: 20201117 Pledgee: Bank of China Limited Xiangyang Branch Pledgor: Hubei Jiafuda Energy Saving Technology Co.,Ltd. Registration number: Y2022980017970 |
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