CN109538622A - Marine engines impeller axle assembly - Google Patents
Marine engines impeller axle assembly Download PDFInfo
- Publication number
- CN109538622A CN109538622A CN201811611100.2A CN201811611100A CN109538622A CN 109538622 A CN109538622 A CN 109538622A CN 201811611100 A CN201811611100 A CN 201811611100A CN 109538622 A CN109538622 A CN 109538622A
- Authority
- CN
- China
- Prior art keywords
- connecting pin
- impeller
- head end
- optical axis
- axle
- 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
- 238000009423 ventilation Methods 0.000 claims abstract description 28
- 230000003287 optical effect Effects 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 230000008676 import Effects 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
- F16C3/023—Shafts; Axles made of several parts, e.g. by welding
-
- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—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
- F04D29/20—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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of marine engines impeller axle assemblies, including axis body and impeller, one end of the axis body is head end, the other end of the axis body is aft end, it is optical axis between the head end and the aft end, if offering arterial highway ventilation slot in the end face outside of the optical axis, if the recess of ventilation slot described in arterial highway is set in the optical axis, the connecting pin of the axis body and the impeller is the head end, the outside of the head end is equipped with connecting pin, the connecting pin is in cannula-like, the external screw thread engaged with the internal screw thread of the impeller disk through-hole is offered in the end face outside of the connecting pin, the connecting pin imports in through-hole to be formed to be threadedly coupled and fix, the inside of the connecting pin is cavity, several reinforcing ribs are equipped in cavity.By the above-mentioned means, the present invention can have heat dissipation ventilation function, and casing connection end is being set with the junction of impeller, is being connect instead of axis body with impeller, replacement easy to disassemble.
Description
Technical field
The present invention relates to marine engine accessories fields, more particularly to a kind of marine engines impeller axle assembly.
Background technique
Impeller shaft is the shaft for fixed support impeller.It applies in every field.In the prior art, engine is being transported
When turning, shaft will use, shaft is used by the delivery means as power, and when engine operates, shaft is also at high speed
Operating, it is big to be chronically at the shaft degree of wear to run at high speed.Traditional impeller shaft has ventilation and heat effect, in axis body high speed
Surface temperature can increase when operating, and can wear after dismantling use for a long time with impeller connecting pin, need to the whole of axis body
Body is replaced.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of marine engines impeller axle assemblies, can have heat dissipation
Ventilation function, and casing connection end is being set with the junction of impeller, it is connect instead of axis body with impeller, replacement easy to disassemble.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of marine engines leaf is provided
Axle aggregate, including axis body and impeller, the impeller include the impeller disk and several blades on the impeller disk, the leaf
The center of wheel disc is equipped with through-hole, internal screw thread is equipped in through-hole, one end of the axis body is head end, and the other end of the axis body is
Aft end, the head end and the aft end are small head end, are optical axis between the head end and the aft end, described
The diameter of axle of head end and the aft end is less than the diameter of axle of the optical axis, if it is logical to offer arterial highway in the end face outside of the optical axis
Wind groove, if ventilation slot described in arterial highway recess be set to the optical axis in, the ventilation slot is recessed inwardly in arc-shaped, the axis body with
The connecting pin of the impeller is the head end, and the outside of the head end is equipped with connecting pin, and the connecting pin is in cannula-like, institute
The external screw thread for offering in the end face outside of connecting pin and engaging with the internal screw thread of the impeller disk through-hole is stated, the connecting pin imports
It is formed to be threadedly coupled in through-hole and be fixed, the connecting pin is set in the outside of the head end and is detachable with the head end
Connection, the inside of the connecting pin are cavity, and several reinforcing ribs are equipped in cavity, and several reinforcing ribs are cross-shaped to be set to institute
It states in connecting pin.
In a preferred embodiment of the present invention, the reinforcing rib is more, is intersected two-by-two and around set on the connection
The inside at end is the welded connecting of integral type between the reinforcing rib and the connecting pin.
In a preferred embodiment of the present invention, the diameter of axle of the connecting pin is greater than the diameter of axle of the head end, the company
The diameter of axle for connecing end is identical as the diameter of axle of the optical axis.
In a preferred embodiment of the present invention, the ventilation slot is at least three, equidistant between several ventilation slots
It is arranged and circumferentially shape is arranged in the end face outside of the optical axis.
In a preferred embodiment of the present invention, the impeller disk is that integral type connects with blade.
The beneficial effects of the present invention are: the present invention compares more traditional engine impeller axle assembly, ventilation is opened up on axis body
Slot has heat dissipation ventilation function, and surface temperature is excessively high when axis body being avoided to run at high speed, and covers being arranged with the junction of impeller
Pipe connecting pin is connect instead of axis body with impeller, replacement easy to disassemble, is saved and is connect for a long time with impeller to axis body using axis body
Caused by wear.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the structural schematic diagram of one preferred embodiment of marine engines impeller axle assembly of the present invention；
The components in the drawings are labeled as follows: 1, axis body；2, impeller；3, the impeller disk；4, head end；5, aft end；6, optical axis；7,
Ventilation slot；8, connecting pin；9, reinforcing rib.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to Fig. 1, the embodiment of the present invention includes:
A kind of marine engines impeller axle assembly, including axis body 1 and impeller 2, the impeller 2 is including the impeller disk 3 and is set to institute
Several blades on the impeller disk 3 are stated, the center of the impeller disk 3 is equipped with through-hole, is equipped with internal screw thread in through-hole, the axis body 1
One end is head end 4, and the other end of the axis body 1 is aft end 5, and the head end 4 and the aft end 5 are small head end,
It is optical axis 6 between the head end 4 and the aft end 5, the diameter of axle of the head end 4 and the aft end 5 is less than the light
The diameter of axle of axis 6, if offering arterial highway ventilation slot 7 in the end face outside of the optical axis 6, if the recess of ventilation slot 7 described in arterial highway is set to
In the optical axis 6, the ventilation slot 7 is recessed inwardly in arc-shaped, and the connecting pin of the axis body 1 and the impeller 2 is the head
Portion end 4, the outside of the head end 4 are equipped with connecting pin 8, and the connecting pin 8 is in cannula-like, the end face outside of the connecting pin 8
On offer the external screw thread engaged with the internal screw thread of 3 through-hole of the impeller disk, the connecting pin 8, which imports in through-hole, to be formed screw thread and connects
Fixation is connect, the connecting pin 8 is set in the outside of the head end 4 and is to be detachably connected with the head end 4, the connection
The inside at end 8 is cavity, and several reinforcing ribs 9 are equipped in cavity, and several reinforcing ribs 9 are cross-shaped to be set to the connecting pin 8
It is interior.
In addition, the reinforcing rib 9 is more, intersect two-by-two and around the inside set on the connecting pin 8, the reinforcing rib
It is the welded connecting of integral type between 9 and the connecting pin 8.
In addition, the diameter of axle of the connecting pin 8 is greater than the diameter of axle of the head end 4, the diameter of axle and the light of the connecting pin 8
The diameter of axle of axis 6 is identical.
In addition, the ventilation slot 7 is at least three, it is placed equidistant between several ventilation slots 7 and circumferentially shape arranges
In the end face outside of the optical axis 6.
In addition, the impeller disk 3 is that integral type connects with blade.
The operation principle of the present invention is that impeller 2 includes the impeller disk 3 and several blades on the impeller disk 3,3 He of the impeller disk
Blade is integral type connection, and the center of the impeller disk 3 is equipped with through-hole, and internal screw thread is equipped in through-hole, and one end of axis body 1 is head end 4,
The other end of axis body 1 is aft end 5, and head end 4 and aft end 5 are small head end, is optical axis between head end 4 and aft end 5
6, the diameter of axle of the diameter of axle less than optical axis 6 of head end 4 and aft end 5, the diameter of axle of the diameter of axle greater than head end 4 of connecting pin 8, connecting pin
8 diameter of axle is identical as the diameter of axle of optical axis 6, if offering arterial highway ventilation slot 7 in the end face outside of optical axis 6, ventilation slot 7 is at least three
It is a, it is placed equidistant between several ventilation slots 7 and circumferentially shape is arranged in the end face outside of optical axis 6, if arterial highway ventilation slot 7 is recessed
In optical axis 6, ventilation slot 7 is recessed inwardly in arc-shaped, plays ventilation and heat function on surface in the running, avoids temperature mistake
It is high.
The connecting pin of axis body 1 and impeller 2 is head end 4, and the outside of head end 4 is equipped with connecting pin 8, and connecting pin 8 is in casing
Shape is set in outside head end 4 and head end 4 is replaced to connect with impeller 2, offers in the end face outside of connecting pin 8 logical with the impeller disk 3
Hole internal screw thread engagement external screw thread, connecting pin 8 import through-hole in formed be threadedly coupled fix, instead of axis body head end 3 with
Impeller 2 connects, and avoids after being used for a long time to abrasion caused by axis body 1, connecting pin 8 is set in the outside of head end 4 and and head
End 4 is replaced convenient for individually disassembling connecting pin 8 to be detachably connected with, and the inside of connecting pin 8 is cavity, in cavity
Equipped with several reinforcing ribs 9, reinforcement connection function is played, several reinforcing ribs 9 are cross-shaped to be set in connecting pin 8, and reinforcing rib 9 is more
Root intersects two-by-two and surround set on the inside of connecting pin 8, is the welded connecting of integral type between reinforcing rib 9 and connecting pin 8.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (5)
1. a kind of marine engines impeller axle assembly, including axis body and impeller, which is characterized in that the impeller includes the impeller disk
With several blades being set on the impeller disk, the center of the impeller disk is equipped with through-hole, is equipped with internal screw thread, the axis in through-hole
One end of body is head end, and the other end of the axis body is aft end, and the head end and the aft end are small head end, institute
Stating is optical axis between head end and the aft end, and the diameter of axle of the head end and the aft end is less than the axis of the optical axis
Diameter, if offering arterial highway ventilation slot in the end face outside of the optical axis, if the recess of ventilation slot described in arterial highway is set in the optical axis,
The ventilation slot is recessed inwardly in arc-shaped, and the connecting pin of the axis body and the impeller is the head end, the head end
Outside be equipped with connecting pin, the connecting pin is in cannula-like, is offered and the impeller disk in the end face outside of the connecting pin
The external screw thread of the internal screw thread engagement of through-hole, the connecting pin import in through-hole to be formed to be threadedly coupled and fix, and the connecting pin is arranged
The head end outside and be to be detachably connected with the head end, the inside of the connecting pin is cavity, is set in cavity
There are several reinforcing ribs, several reinforcing ribs are cross-shaped to be set in the connecting pin.
2. marine engines impeller axle assembly according to claim 1, which is characterized in that the reinforcing rib is more,
Intersect two-by-two and surround set on the inside of the connecting pin, connects between the reinforcing rib and the connecting pin for the welding of integral type
It connects.
3. marine engines impeller axle assembly according to claim 1, which is characterized in that the diameter of axle of the connecting pin is big
In the diameter of axle of the head end, the diameter of axle of the connecting pin is identical as the diameter of axle of the optical axis.
4. marine engines impeller axle assembly according to claim 1, which is characterized in that the ventilation slot is at least three
It is a, it is placed equidistant between several ventilation slots and circumferentially shape is arranged in the end face outside of the optical axis.
5. marine engines impeller axle assembly according to claim 1, which is characterized in that the impeller disk and blade are
Integral type connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811611100.2A CN109538622A (en) | 2018-12-27 | 2018-12-27 | Marine engines impeller axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811611100.2A CN109538622A (en) | 2018-12-27 | 2018-12-27 | Marine engines impeller axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109538622A true CN109538622A (en) | 2019-03-29 |
Family
ID=65857265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811611100.2A Pending CN109538622A (en) | 2018-12-27 | 2018-12-27 | Marine engines impeller axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109538622A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377448A (en) * | 2021-01-11 | 2021-02-19 | 威晟汽车科技(宁波)有限公司 | Automobile electronic water pump device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10008728A1 (en) * | 2000-02-24 | 2001-08-30 | Wilo Gmbh | Electric motor for driving pump or fan, has holding arrangement with bolt attached to shaft end, protruding through central impeller wheel bore with head on contact surface enclosing bore |
| JP2008133745A (en) * | 2006-11-27 | 2008-06-12 | Ihi Corp | Rotor of turbo compressor |
| CN102734216A (en) * | 2012-07-18 | 2012-10-17 | 无锡杰尔压缩机有限公司 | High-speed rotor structure of centrifugal blower |
| US20150275921A1 (en) * | 2012-11-28 | 2015-10-01 | Napier Turbochargers Limited | Impeller shaft |
| CN106255829A (en) * | 2014-03-26 | 2016-12-21 | 株式会社 Ihi | Impeller links structure and turbo-compressor |
| CN207064020U (en) * | 2017-08-04 | 2018-03-02 | 浙江荣发动力有限公司 | A kind of supercharger impeller attachment structure |
| CN108626167A (en) * | 2018-04-28 | 2018-10-09 | 江苏锡宇汽车有限公司 | Reinforcement type turbocharger rotor assembly |
| CN108712008A (en) * | 2018-07-06 | 2018-10-26 | 无锡市海星船舶动力有限公司 | Has the armature spindle of multistage aeration structure |
| CN108708874A (en) * | 2018-07-06 | 2018-10-26 | 无锡市海星船舶动力有限公司 | The ship compressor rotor shaft of dual segment structure formula |
| CN209483802U (en) * | 2018-12-27 | 2019-10-11 | 无锡市海星船舶动力有限公司 | Marine engines impeller axle assembly |
-
2018
- 2018-12-27 CN CN201811611100.2A patent/CN109538622A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10008728A1 (en) * | 2000-02-24 | 2001-08-30 | Wilo Gmbh | Electric motor for driving pump or fan, has holding arrangement with bolt attached to shaft end, protruding through central impeller wheel bore with head on contact surface enclosing bore |
| JP2008133745A (en) * | 2006-11-27 | 2008-06-12 | Ihi Corp | Rotor of turbo compressor |
| CN102734216A (en) * | 2012-07-18 | 2012-10-17 | 无锡杰尔压缩机有限公司 | High-speed rotor structure of centrifugal blower |
| US20150275921A1 (en) * | 2012-11-28 | 2015-10-01 | Napier Turbochargers Limited | Impeller shaft |
| CN106255829A (en) * | 2014-03-26 | 2016-12-21 | 株式会社 Ihi | Impeller links structure and turbo-compressor |
| CN207064020U (en) * | 2017-08-04 | 2018-03-02 | 浙江荣发动力有限公司 | A kind of supercharger impeller attachment structure |
| CN108626167A (en) * | 2018-04-28 | 2018-10-09 | 江苏锡宇汽车有限公司 | Reinforcement type turbocharger rotor assembly |
| CN108712008A (en) * | 2018-07-06 | 2018-10-26 | 无锡市海星船舶动力有限公司 | Has the armature spindle of multistage aeration structure |
| CN108708874A (en) * | 2018-07-06 | 2018-10-26 | 无锡市海星船舶动力有限公司 | The ship compressor rotor shaft of dual segment structure formula |
| CN209483802U (en) * | 2018-12-27 | 2019-10-11 | 无锡市海星船舶动力有限公司 | Marine engines impeller axle assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377448A (en) * | 2021-01-11 | 2021-02-19 | 威晟汽车科技(宁波)有限公司 | Automobile electronic water pump device |
| CN112377448B (en) * | 2021-01-11 | 2021-04-27 | 威晟汽车科技(宁波)有限公司 | Automobile electronic water pump device |
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