CN107250551A - Turn round pump rotor - Google Patents
Turn round pump rotor Download PDFInfo
- Publication number
- CN107250551A CN107250551A CN201580076535.XA CN201580076535A CN107250551A CN 107250551 A CN107250551 A CN 107250551A CN 201580076535 A CN201580076535 A CN 201580076535A CN 107250551 A CN107250551 A CN 107250551A
- Authority
- CN
- China
- Prior art keywords
- wheel component
- pump rotor
- hub part
- work wheel
- sleeve
- 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.)
- Pending
Links
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
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- 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
- F04D29/18—Rotors
- F04D29/20—Mounting 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
- F04D29/2227—Construction and assembly for special materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/30—Retaining components in desired mutual position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/20—Oxide or non-oxide ceramics
- F05D2300/22—Non-oxide ceramics
- F05D2300/226—Carbides
- F05D2300/2261—Carbides of silicon
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
- F05D2300/6033—Ceramic matrix composites [CMC]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
There is nonmetallic work wheel component the present invention relates to a kind of（7）With with the work wheel component（7）The hub part of connected metal（8）Revolution pump rotor（1）, the hub part is arranged in axle（5）On, according to the present invention, in work wheel component（7）With hub part（8）Between the connection that can untie of presence.
Description
Technical field
The present invention relates to returning for the hub part with nonmetallic work wheel component and the metal being connected with the work wheel component
Turn pump rotor, the hub part is arranged on axle.
Background technology
The revolution pump rotor formed completely by metal is generally so fastened on axle, i.e. so that the revolution pump rotor
Pushed away with its hub bore be connected on shaft end and by nut vis-a-vis the axle shoulder extrude.Such fastening method according to
It is unfavorable in the revolution pump rotor of the preamble of the present invention, because these revolution pump rotors include nonmetallic work
Wheel component.Many nonmetallic materials, such as polymer casting or plastics tend to flowing under pressure-loaded.
A kind of revolution pump rotor is illustrated in the A1 of DE 44 44 965, the revolution pump rotor includes nonmetallic
The hub part of work wheel component and metal.Component that hub part is arranged on the power transmission shaft and surround the power transmission shaft.The hub
Part is provided with the utensil receiving opening at center.The utensil receiving opening has screw thread, and the shaft end can be screwed into the screw thread.Formed by plastics
Active wheel shape components at hub part.The hub part has ring to this, constructs to the ring perforated and utilizes work wheel portion
The plastic material injection encapsulated of part.In this revolution pump rotor, presence can not be solved between hub part and work wheel component
The connection opened.
Completely other feasible program is illustrated in DD 18 758, for fastening the work formed by ceramic material
Wheel.In this method, hub part differently, is not used with the revolution pump rotor of the preamble according to the present invention.Replace hub
Part, using spacer flanger.This spacer flanger is arranged between shaft end and active wheel.Active wheel and spacer flanger are provided with hole
Portion, stud is disposed with the hole portion, and the stud provided with head and is provided with screw thread an end in another end,
Nut twist-on is on the screw thread.By twisting nut to the screw thread, active wheel and spacer flanger by towards being tensioned each other.Institute
Spacer flanger is stated in itself by twist-on with axle to be connected.In this regard, the axle is configured with flange ring an end,
It is disposed with the flange ring for the hole portion for screwing connection between flange and axle.The fastening it is this by means of intermediate method
Blue structure design is troublesome and clumsiness, because the spacer flanger is not arranged on axle in contrast to hub part, and is located in
At shaft end between axle and active wheel.
DE 2 319 463 illustrates a kind of rotor for being used to cool down the pump of explosive motor.The rotor by metal hub
Part is formed, and the hub part is pushed away in press-fit to be connect on the axle.Work wheel component is cast on the hub part of this metal.Active wheel
Part is formed by the resin compound for being capable of thermmohardening.Even if in the case of this structure design, also in hub part and active wheel
Connection can not untie, firm is established between part.
DE 76 10 913 illustrates the drum pump with the active wheel being made of plastics.In the hub area of the active wheel
In be disposed with the disk being made of metal.The active wheel is in order to support with metal lining, and the disk is fastened on the metal
At bushing.The disk is completely embedded into the plastics of the active wheel.Thus, between plastics active wheel and the disk of metal
In the presence of the unit that can not be untied.
The content of the invention
The task of the present invention is, illustrates a kind of revolution pump rotor, the revolution pump rotor is when there is wear phenomenon
Advantageously can again it be repaired in cost.In addition, repair should be able to advantageously be performed quickly and in cost.It is described
Revolution pump rotor should be able to be manufactured with small cost expenses and have high quality herein.
The task is solved in the following manner according to the present invention, i.e. presence can be solved between work wheel component and hub part
The connection opened.
Different from traditional revolution pump rotor, thus the nonmetallic work wheel component will not be in the hub part of metal
Surrounding is cast.Replace scheme as it, work wheel component and hub part are by driving element to be connected with each other in the way of it can untie.
The hub part preferably refers to the component of the metal integrally constructed.
In other structural scheme, the drive element is constructed in more than one piece mode.Preferably, it refers to two-piece type
Embodiment.Preferably, drive element that there is each sleeve and connecting element, the reliable company of screwing can be set up using them
Connect.
Advantageously, the sleeve is arranged at a side of work wheel component, in the depression especially at the side of axle side.
It is preferred that, depression refers to hole portion, and the hole portion is added in nonmetallic work wheel component, wherein, especially circular hole portion is to close
Suitable.In this regard, can be by multiple hole portions at the side of work wheel component, the area of for example described loading plate along circular arrangement
Added in domain.Here, being proved to be it is appropriate that the quantity of the hole portion corresponds to the quantity of the blade of work wheel component.This
Outside, the depression is added preferably at such position of loading plate, and blade is acted at the position.It is added to by depression
After in nonmetallic work wheel component, the sleeve for driving element is placed in depression and fastened there.Separately
Outside, the sleeve can for example be pressed into and/or glue in the depression.Here, the sleeve is seamlessly placed on work
In the depression of wheel component.
Optionally advantageously, the sleeve is cast at the side of work wheel component.Thus, it is possible to save brill
The process in hole.
In both cases advantageously, the sleeve, which has, suitably prevents torsional part.
In other structural scheme, the connecting element is arranged at the ring of hub part and is scarfed to institute at least in part
State in sleeve.Preferably, the connecting element is screwed into the sleeve.Thus, built between work wheel component and hub part
Reliable connection is stood.
Preferably, the connecting element refers to screw.In this variations, the sleeve is provided with internal thread, quilt
The external screw thread of the connecting element of screw is configured to be embedded into the internal thread.
The screw preferably has in tapered end and the hole portion that is placed at the ring of the hub part and is then screwed into institute
State in sleeve.The hole portion has the heavy end complementally constructed with tapered end.Thereby produce gapless or largely
Upper gapless structure design, wherein, the single part for driving element are connected with each other in the way of it can untie.
There is sleeve by described（The sleeve can not solution turn up the soil and be installed in the depression of nonmetallic work wheel component）
And connecting element（The connecting element establishes the connection that can be untied between the sleeve and the hub part of metal）Drive member
Two points of part it is this according to the solution of the present invention, it is possible to, revolution pump rotor at wear phenomenon in the case of, only
The nonmetallic work wheel component be replaced including the sleeve being arranged in inside it and the metal hub part by after
It is continuous to use.This is therefore especially suitable, because wear phenomenon is primarily at nonmetallic work wheel component.Especially, in work
At the blade of wheel component（The blade be in in the direct contact of the invasive flow media in part）Occur in that consume phenomenon.Phase
Than the whole revolution pump rotor in replacing including the hub part of metal, hence it is evident that more appropriate, nonmetallic work is only changed
Make wheel component.
It is according to an additional advantage of the structure design of the present invention, stress is no longer present in returning according to the present invention
Turn in pump rotor, the stress is based on work wheel component and hub in traditional revolution pump rotor formed by polymer casting
The different thermal expansion values of part occur when being cast into.
Preferably, the hub part has preceding prominent, protrudes into the work wheel component before this.Prominent hollow column casing before this
Construct shape and surround the axle.The hub part this it is hollow it is cylindrical before dash forward place connection have its ring.
In the hub that the work wheel component is protruded into before described, and the ring of the hub part is parallel to the axle of work wheel component
The side of side orients and rested at the face of side of the work wheel component.
In the variations of the present invention, also protuberance is connected at the ring, the same hollow column casing of the protuberance
Construct shape and thus surround the axle.
Preferably, the hub part of the metal locates have at least one groove on the inside of it, and flat key is embedded into the groove,
The flat key is set up between axle and hub part and is connected to transfer of torque.
In the variations of the present invention, in order to fix the work wheel component, disk is disposed with shaft end.It is right
This described nonmetallic work wheel component preferably has circular portion of leaving a blank in flow side, and the disk navigates to the portion of leaving a blank
In.The disk for example had hole portion along its week portion.By means of suitable screw, the disk is fastened on axle by the hole portion
End.Thus, the hub part and work wheel component are tensioned toward each other.
In the assembling of the revolution pump rotor, carry out as follows：
The hub part of metal and nonmetallic work wheel component are connected first.The revolution pump rotor of preassembled two-piece type is pushed away
It is connected on the shaft end.
Then, the work wheel component and hub part are tensioned toward each other by means of the disk, and the disk is fastened on the shaft end
At portion.
Preferably, it is disposed with cover portion in flow side on the disc.Contacted because the cover portion and flow media be in,
Then it is typically made up of corrosion-resistant material.
The work wheel component is formed in the especially suitable embodiment of the present invention by ceramic material.It is preferred that
Ground, it is adaptable to which this is a kind of ceramics-plastics-composite.Here, turning out to be especially suitable, it includes being disposed in
Silico-carbo compound particle in polymeric matrix.
The hub part of the metal is preferably formed by rustless two-phase steel casting.
Comprised the steps for manufacturing and assembling according to the method for the revolution pump rotor of the present invention：
- preferably by means of casting method, manufacture nonmetallic work wheel component.
- preferably by the hole portion at the side of the axle side of the work wheel component along all portions, depression is added to work
Make in wheel component,
- preferably by the way that sleeve to be pressed into and/or glue in the depression of work wheel component, sleeve is embedded into fixed to recessed
In falling into.
- optionally, the sleeve is together cast into when manufacturing nonmetallic work wheel component.
- the hub part of the metal is embedded into the nonmetallic work wheel component, wherein, it should be noted that hole portion and set
The alignment of the internal thread of cylinder.
- connecting element is embedded into the hole portion along the ring of the hub part, and the connecting element is screwed into
In the sleeve.There is provided thread premium portion.
- the preassembled revolution pump rotor is pushed away and is connected on the shaft end, until its backstop is in the hub part
At ring.
- work wheel component and hub part are tensioned by means of disk, this, which spirals, is screwed at the shaft end.
- be fastened on cover portion at the revolution pump rotor through assembling.
Brief description of the drawings
The present invention other feature and advantage from the explanation of embodiment by means of accompanying drawing and from accompanying drawing in itself in
Arrive.There is shown with：
Fig. 1 is the axial cross section of the shell of the drum pump with the revolution pump rotor being arranged in inside it,
Fig. 2 is the exploded view of the revolution pump rotor with axle,
Fig. 3 is the axial cross section of the revolution pump rotor on shaft end.
Embodiment
Fig. 1 shows revolution pump rotor 1, and the revolution pump rotor is arranged in the shell 2 of drum pump.The shell 2 includes
Suction port 3, is drawn feed medium by the suction port and is supplied by means of the revolution pump rotor 1 towards the direction of outflow port 4
Send and be then lifted off the drum pump.
The revolution pump rotor 1 is arranged on axle 5.Axle 5 is placed in rotation by unshowned motor.Here, moment of torsion
It is transferred to by two flat keys 6 on the hub part 8 of the metal and is transferred to the drum pump work by the drive element 12
On the nonmetallic work wheel component 7 for making wheel 1.
The revolution pump rotor 1 is formed by the hub part 8 of nonmetallic work wheel component 7 and metal.In embodiment, institute
State nonmetallic work wheel component 7 to be made up of ceramics-plastics-composite, wherein, silicon-carbide particle is embedded into polymer
In matrix.
The hub part 8 is made up of rustless two-phase steel casting, and it has the tissue of ferritic-austenitic.
The nonmetallic one-piece construction of work wheel component 7 and it is made in casting technique.It has loading plate 9, at this
Blade 10 is shaped at loading plate.In embodiment, it is related to radially revolution pump rotor.
Fig. 2 shows the three-dimensional exploded view of the revolution pump rotor 1 of the end with the axle 5.According to the present invention, institute
Stating nonmetallic work wheel component 7 has depression 11.The depression 11 refers to hole portion, the hole portion after fully hardened or
Also right during the work wheel component 7 is added to before fully hardened or when the hole portion is cast in advance in the mill
After be finished processing.
Fig. 3 is illustrated that, in assembled state element 12 will be driven to be embedded into the depression 11.It is each to drive member
Part 12 is formed by sleeve 13 and connecting element 14.The sleeve 13 refers to hollow cylindrical body portion, and the body portion is at an end
Closed at side.Each sleeve 13 has internal thread.The connecting element 14 is configured to screw, and the screw has external screw thread.
Optionally, the sleeve 13 can be cast at the side of the axle side of work wheel component 7.
Fig. 2 is illustrated that hub part 8 has ring 15, and the ring was provided with multiple hole portions 16 along its week portion.
When the revolution pump rotor 1 is assembled on the shaft, carry out as follows herein：
The sleeve 13 is incorporated into the depression 11 first.Suitable adhesive or epoxy resin make up tolerance and solid
It is fixed.
Then, the hub part 8 is pushed away and be connected in the work wheel component 7, until the face 19 of the work wheel component 7 is rested against
At the ring 15 of the hub part 8.It should be noted that the alignment of the hole portion 16 and the internal thread in sleeve 13.
Then, the connecting element 14 is introduced in the hole portion 16, and is screwed into and is insured in the sleeve 13,
The sleeve is arranged in the depression 11.
In order to which hub part 8 is further fixed with work wheel component 7, additionally it is possible to which screw 20 is screwed into the work wheel portion
In the other screw shell or screwed hole 21 that are set for this in the nonmetallic material of part 7, and when the sleeve 13
When not being pressed into or gluing in the depression 11, it is used for example as conveying insurance division or assembles auxiliary member.
The preassembled revolution pump rotor, which is pushed away, to be connected on the end of the axle 5.Cause by the flat key 6 described
Axle 5 prevents from rotationally with the hub part 8 being connected, wherein, the flat key 6 is embedded into the groove 17 of the hub part 8.The groove
17 axially extend in the inside of the hub part 8.
Next, disk 23 is fastened on by means of screw 24 at the side of the axle 5.In addition, being added in the disk 23
Hole portion 25, the grafting of screw 24 is set in female hole portion by the hole portion and being then embedded at the side of the axle 5.
Screw 24 refers to chapiter screw.By screwing screw 24, the hub part 8 and work wheel component 7 are tensioned relative to one another.
Finally, the cover portion 26 is screwed into the hole portion 27 in center, the hole portion is provided with internal thread.Have to this cover portion 26
Axle journal 28, the axle journal is provided with external screw thread.
Fig. 3 is illustrated that, elastomeric ring 29 can be disposed between disk 23 and work wheel component 7.By screwing screw
24 to be tensioned relative to this elastomeric ring 29.Thus, " flowing " of nonmetallic work wheel component 7 is hindered.
In figure 3 it is seen that, o-ring 30 is disposed between cover portion 26 and disk 23.In cover portion 26 and work wheel component 7
Between there is o-ring 31.Equally, it is disposed with o-ring 32 between the ring 15 of hub part 8 and the face 19 of the work wheel component 7.
List of numerals
1 revolution pump rotor
2 shells
3 suction ports
4 outflow ports
5 axles
6 flat keys
7 work wheel components
8 hub parts
9 loading plates
10 blades
11 depressions
12 drive element
13 sleeves
14 connecting elements
15 rings
16 have the hole portion of tapered end
17 grooves
Dashed forward before 18
19 faces
20 screws
21 screwed holes
22 heavy ends
23 disks
24 screws
25 hole portions
26 cover portions
27 hole portions
28 threaded journals
29 elastomeric rings
30 o-rings
31 o-rings
32 o-rings.
Claims (9)
1. a kind of have nonmetallic work wheel component（7）With with the work wheel component（7）The hub part of connected metal（8）Return
Turn pump rotor（1）, the hub part is arranged in axle（5）On,
Characterized in that,
In work wheel component（7）With hub part（8）Between the connection that can untie of presence.
2. according to the revolution pump rotor described in claim 1（1）, it is characterised in that work wheel component（7）With hub part（8）Through
Cross drive element（12）It is connected with each other in the way of it can untie.
3. according to the revolution pump rotor described in claim 2（1）, it is characterised in that the drive element（12）With each one
Individual sleeve（13）And connecting element（14）.
4. according to the revolution pump rotor described in claim 3（1）, it is characterised in that the sleeve（13）It is arranged in the work
Make wheel component（7）Side at depression（11）In.
5. according to the revolution pump rotor described in claim 3（1）, it is characterised in that the sleeve（13）It is cast into the work
Make wheel component（7）Side at.
6. according to the revolution pump rotor any one of claim 2 to 5（1）, it is characterised in that the connecting element
（14）It is arranged in the hub part（8）Ring（15）Place and the sleeve is scarfed at least in part（13）In.
7. according to the revolution pump rotor any one of preceding claims 1 to 6（1）, it is characterised in that the hub part
（8）With preceding prominent（18）, the work wheel component is protruded into before this（7）In.
8. according to the revolution pump rotor described in claim 6 or 7（1）, it is characterised in that the hub part（8）Ring（15）Lean on
Put in the work wheel component（7）Side face（19）Place.
9. a kind of be used to manufacture according to the revolution pump rotor any one of claim 1 to 8（1）Method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210404603.2A CN114738313A (en) | 2014-12-19 | 2015-12-15 | Rotary pump impeller |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014226525.8 | 2014-12-19 | ||
| DE102014226525.8A DE102014226525B4 (en) | 2014-12-19 | 2014-12-19 | Centrifugal pump impeller |
| PCT/EP2015/079729 WO2016096808A1 (en) | 2014-12-19 | 2015-12-15 | Centrifugal pump impeller |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210404603.2A Division CN114738313A (en) | 2014-12-19 | 2015-12-15 | Rotary pump impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107250551A true CN107250551A (en) | 2017-10-13 |
Family
ID=54884031
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580076535.XA Pending CN107250551A (en) | 2014-12-19 | 2015-12-15 | Turn round pump rotor |
| CN202210404603.2A Pending CN114738313A (en) | 2014-12-19 | 2015-12-15 | Rotary pump impeller |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210404603.2A Pending CN114738313A (en) | 2014-12-19 | 2015-12-15 | Rotary pump impeller |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3234371B1 (en) |
| CN (2) | CN107250551A (en) |
| DE (1) | DE102014226525B4 (en) |
| WO (1) | WO2016096808A1 (en) |
| ZA (1) | ZA201704112B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296562A (en) * | 2018-09-05 | 2019-02-01 | 嘉兴美斯克电气科技有限公司 | A kind of super bath wind wheel fixed structure |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018214650A1 (en) * | 2018-08-29 | 2020-03-05 | KSB SE & Co. KGaA | Flow guiding device |
| DE102021118384A1 (en) | 2021-07-15 | 2023-01-19 | KSB SE & Co. KGaA | Lightweight hydraulic design for improved 3D printability |
| DE102021005121A1 (en) | 2021-10-13 | 2023-04-13 | KSB SE & Co. KGaA | Impeller with teeth in the cover plate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005291116A (en) * | 2004-03-31 | 2005-10-20 | Yamada Seisakusho Co Ltd | Impeller for water pump |
| CN200958487Y (en) * | 2006-09-01 | 2007-10-10 | 湖南天一科技股份有限公司 | Impeller positioning mechanism of multi-stage pump |
| WO2013000032A1 (en) * | 2011-06-30 | 2013-01-03 | Weir Minerals (India) Private Limited | Improved ceramic impeller with metallic hub |
| CN203035597U (en) * | 2012-11-16 | 2013-07-03 | 苏州海涛化工钛设备有限公司 | Impeller hub device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD18758A (en) | ||||
| DE895250C (en) * | 1944-01-08 | 1953-11-02 | Porzellanfabrik Kahla | Ceramic impeller for centrifugal pumps u. like |
| GB1386937A (en) | 1972-04-17 | 1975-03-12 | Mecanique Ind Int | Impellers of pumps for cooling systems of internal combustion engines |
| DE7610913U1 (en) | 1976-04-08 | 1976-08-19 | Wilo-Werk Gmbh & Co -Pumpen- Und Apparatebau-, 4600 Dortmund | Centrifugal pump |
| DE4444965A1 (en) | 1994-12-16 | 1996-06-20 | Klein Schanzlin & Becker Ag | Impeller attachment |
| DE19635179A1 (en) | 1996-08-30 | 1998-03-05 | Bosch Gmbh Robert | Fan |
| FR2801647B1 (en) | 1999-11-30 | 2002-08-02 | Valeo Thermique Moteur Sa | DEVICE FOR FIXING A FAN PROPELLER ON A MOTOR SHAFT |
-
2014
- 2014-12-19 DE DE102014226525.8A patent/DE102014226525B4/en active Active
-
2015
- 2015-12-15 WO PCT/EP2015/079729 patent/WO2016096808A1/en active Application Filing
- 2015-12-15 CN CN201580076535.XA patent/CN107250551A/en active Pending
- 2015-12-15 EP EP15813022.9A patent/EP3234371B1/en active Active
- 2015-12-15 CN CN202210404603.2A patent/CN114738313A/en active Pending
-
2017
- 2017-06-15 ZA ZA2017/04112A patent/ZA201704112B/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005291116A (en) * | 2004-03-31 | 2005-10-20 | Yamada Seisakusho Co Ltd | Impeller for water pump |
| CN200958487Y (en) * | 2006-09-01 | 2007-10-10 | 湖南天一科技股份有限公司 | Impeller positioning mechanism of multi-stage pump |
| WO2013000032A1 (en) * | 2011-06-30 | 2013-01-03 | Weir Minerals (India) Private Limited | Improved ceramic impeller with metallic hub |
| CN203035597U (en) * | 2012-11-16 | 2013-07-03 | 苏州海涛化工钛设备有限公司 | Impeller hub device |
Non-Patent Citations (1)
| Title |
|---|
| 《邮政机械基础知识》编写组: "《邮政机械基础知识 上册》", 29 February 1976, 人民邮电出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296562A (en) * | 2018-09-05 | 2019-02-01 | 嘉兴美斯克电气科技有限公司 | A kind of super bath wind wheel fixed structure |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014226525A1 (en) | 2016-06-23 |
| WO2016096808A1 (en) | 2016-06-23 |
| DE102014226525B4 (en) | 2024-08-29 |
| EP3234371B1 (en) | 2020-05-06 |
| EP3234371A1 (en) | 2017-10-25 |
| CN114738313A (en) | 2022-07-12 |
| ZA201704112B (en) | 2022-03-30 |
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Application publication date: 20171013 |