CN108462315A - A kind of brushless power-generating unit - Google Patents
A kind of brushless power-generating unit Download PDFInfo
- Publication number
- CN108462315A CN108462315A CN201710093958.3A CN201710093958A CN108462315A CN 108462315 A CN108462315 A CN 108462315A CN 201710093958 A CN201710093958 A CN 201710093958A CN 108462315 A CN108462315 A CN 108462315A
- Authority
- CN
- China
- Prior art keywords
- bolt
- shaft
- column portion
- hole
- annulus column
- 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
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of brushless power-generating units, including installation base plate, fastening bolt, the first bolt, the second bolt, annulus column portion, engine and brushless generator, the tapped blind hole that the output shaft of engine has taper type hole and connect with taper type hole, shaft includes the first end in taper type, and the taper of the taper in taper type hole and the first end of shaft is equal；Fastening bolt include nut, the threaded post engaged with tapped blind hole and coupling nut and threaded post connecting pole, nut abuts the second end opposite with first end of the shaft；Output shaft and shaft are inserted into annulus column portion, and there is output shaft side wall the first threaded hole, shaft side wall there is the second threaded hole, the first bolt to abut the side wall of connecting pole, and the second bolt abuts the side wall of connecting pole；The lateral wall in annulus column portion is fixed with multiple rotating vanes.The generating set output shaft and shaft stable connection of the present invention, and good heat dissipation.
Description
Technical field
The present invention relates to power fields, and in particular to a kind of brushless power-generating unit.
Background technology
Generating set is usually by engine and generating set at converting interior energy to mechanical energy, be then converted to electric energy, start
The output shaft needs of machine are connect with the shaft of generator, and the shaft of some generators has the end of taper type, engine at present
Output shaft there is the hole of taper type, to which shaft and output shaft engage, to which output shaft drives shaft rotation.But this company
Mode is connect, after running a period of time, it is understood that there may be loosen the case where skidding, and calorific value is big when generating set power generation.
Invention content
Goal of the invention：The present invention is directed to overcome the deficiencies of existing technologies, a kind of generating set is provided.
Technical solution：A kind of generating set, including installation base plate, fastening bolt, the first bolt, the second bolt, annulus column
The shaft of portion, the engine being fixed on installation base plate and the generator being fixed on installation base plate, the generator is hollow
Shaft, the tapped blind hole that the output shaft of the engine has taper type hole and connect with the taper type hole, the shaft
Include the first end in taper type, the taper of the taper in the taper type hole and the first end of the shaft is equal；The fastening
The threaded post and connect the nut and the connecting pole of threaded post that bolt includes nut, is engaged with the tapped blind hole, the spiral shell
Cap abuts the second end opposite with the first end of the shaft；The output shaft and the shaft are inserted into the annulus column
In portion, there is the output shaft side wall the first threaded hole, the shaft side wall there is the second threaded hole, first bolt to pass through
The side wall in annulus column portion is engaged with first threaded hole, and second bolt passes through side wall and the institute in annulus column portion
State the engagement of the second threaded hole；The lateral wall in annulus column portion is fixed with multiple rotating vanes.
Further, the output shaft is inserted into the outer diameter of the part in annulus column portion, the shaft is inserted into the annulus
The outer diameter of the part in column portion and the internal diameter in annulus column portion are equal.
Further, the taper of the first end of the taper and taper type in the taper type hole is 1：5.
Further, first threaded hole and the first bolt have 4, annulus column portion have 4 by described the
The first through hole that one bolt passes through；Second threaded hole and the second bolt have 4, and annulus column portion is with 4 by institute
State the second through-hole that the second bolt passes through.
Further, the inner wall of the first through hole and the second through-hole is smooth.
Further, 4 first through hole are evenly distributed on the circumferencial direction in annulus column portion, and 4 the second through-holes are equal
It is even to be distributed on the circumferencial direction in annulus column portion.
Further, 7 rotating vanes are welded in annulus column portion.
Further, the side wall of connecting pole described in the end abutment of the first bolt connects described in the end abutment of the second bolt
The side wall of column is connect, the lateral wall of the connecting rod has multiple angular protrusions of tool.
Further, there is the first elastic washer between the nut of first bolt and annulus column portion lateral wall；It is described
There is the second elastic washer between the nut and annulus column portion lateral wall of second bolt.
Further, the engine is petrol engine or diesel engine.
Advantageous effect：The generating set of the present invention, the shaft of generator and the output shaft of engine are in conventional connection side
On the basis of formula, then fixed by the first and second bolt, to which the relative position between output shaft and shaft is more stablized, Bu Huisong
It is dynamic.And it is integrated with heat dissipation rotating vane help to radiate.
Description of the drawings
Connection diagrams of the Fig. 1 between output shaft and shaft；
Fig. 2 is that the end of the first bolt and connecting rod lateral wall abut schematic diagram.
Specific implementation mode
Reference numeral：1 output shaft；2 shafts；3.1 threaded post；3.2 connecting pole；3.2.1 raised；3.3 nut；4 first spiral shells
Bolt；5 second bolts；1.1 taper type holes；1.2 tapped blind hole；The first end of 2.1 taper types；6 annulus column portions；7.1 first annular
Washer；7.2 second ring washers；8 rotating vanes.
A kind of generating set, including installation base plate, fastening bolt, the first bolt 4, the second bolt 5, annulus column portion 6, fixation
Engine on installation base plate and the brushless generator being fixed on installation base plate, during the shaft 2 of the brushless generator is
Empty shaft, the output shaft 1 of the engine is with taper type hole 1.1 and the tapped blind hole being connect with the taper type hole 1.1
1.2, the shaft 2 includes the first end 2.1 in taper type, the first end of the taper and the shaft in the taper type hole 1.1
2.1 taper is equal；The threaded post 3.1 and connect that the fastening bolt includes nut 3.3, is engaged with the tapped blind hole 1.2
The connecting pole 3.2 of the nut 3.3 and threaded post 3.1, the nut 3.3 abut the shaft 2 with 2.1 phase of the first end
To second end；The output shaft 1 and the shaft 2 are inserted into annulus column portion 6, and 1 side wall of the output shaft has the
There is the second threaded hole, first bolt 4 to pass through side wall and the institute in annulus column portion 6 for one threaded hole, 2 side wall of the shaft
The engagement of the first threaded hole is stated, and the side wall of connecting pole 3.2 described in the end abutment of the first bolt, second bolt 5 pass through institute
The side wall for stating annulus column portion 6 is engaged with second threaded hole, and the side of connecting pole 3.2 described in the end abutment of the second bolt 5
Wall；The lateral wall in annulus column portion 6 is fixed with multiple rotating vanes 8.The output shaft 1 is inserted into the part in annulus column portion 6
Outer diameter is inserted into internal diameter of the outer diameter equal to annulus column portion of the part in annulus column portion 6 equal to the shaft 2.The taper type hole
1.1 taper and the taper of the first end 2.1 of taper type are 1：5.First threaded hole and the first bolt have 4, institute
Stating annulus column portion 6 has 4 first through hole passed through by first bolt；Second threaded hole and the second bolt have 4
A, annulus column portion has 4 the second through-holes passed through by second bolt.The first through hole and the second through-hole it is interior
Wall is smooth.4 first through hole are evenly distributed on the circumferencial direction in annulus column portion, and 4 the second through-holes are evenly distributed on
On the circumferencial direction in annulus column portion.7 rotating vanes 8 are welded in annulus column portion 6.The lateral wall of the connecting rod
With multiple angular protrusion 3.2.1 of tool.There is the first bullet between the nut and annulus column portion lateral wall of first bolt 4
Property washer 7.1；There is the second elastic washer 7.2 between the nut and annulus column portion lateral wall of second bolt 5.It is described to start
Machine is petrol engine or diesel engine.When first and second bolt is arranged to tighten, end pushes against the side wall of connecting pole, spiral shell
Cap pushes against the lateral wall of washer.
The first end of the generating set of the present invention, the taper type hole of output shaft and the taper type of shaft is nibbled by fastening bolt
It closes and locks, and the end of the first and second bolt pushes against connecting pole, when the first and second bolt is arranged to tighten, end pushes against connection
The side wall of column, nut push against the lateral wall of washer.To which the relative rotation with output shaft cannot more occur for connecting pole, also not
It can move axially, to which output shaft and shaft are fixed and more stablized.And annulus column portion is fixed on output shaft by the first and second bolt
In shaft, to which output shaft rotation drives rotating vane rotation, to help to radiate.
Although the present invention is illustrated and has been described with regard to preferred embodiment, it is understood by those skilled in the art that
Without departing from scope defined by the claims of the present invention, variations and modifications can be carried out to the present invention.
Claims (10)
1. a kind of brushless power-generating unit, which is characterized in that including installation base plate, fastening bolt, the first bolt, the second bolt, circle
Annulated column portion, the engine being fixed on installation base plate and the brushless generator being fixed on installation base plate, the brushless generator
Shaft be hollow shaft, the output shaft of the engine has taper type hole and the screw thread being connect with the taper type hole blind
Hole, the shaft include the first end in taper type, the taper phase of the taper in the taper type hole and the first end of the shaft
Deng；The fastening bolt includes nut, is engaged with the tapped blind hole threaded post and the company for connecting the nut and threaded post
Column is connect, the nut abuts the second end opposite with the first end of the shaft；The output shaft and the shaft are inserted
Enter in annulus column portion, the output shaft side wall has the first threaded hole, and the shaft side wall has the second threaded hole, described
First bolt passes through the side wall in annulus column portion to be engaged with first threaded hole, and second bolt passes through the annulus column
The side wall in portion is engaged with second threaded hole；The lateral wall in annulus column portion is fixed with multiple rotating vanes.
2. brushless power-generating unit according to claim 1, which is characterized in that the output shaft is inserted into annulus column portion
Partial outer diameter, the shaft is inserted into the outer diameter of part in annulus column portion and the internal diameter in annulus column portion is equal.
3. brushless power-generating unit according to claim 1, which is characterized in that the taper in the taper type hole and taper type
The taper of first end is 1：5.
4. brushless power-generating unit according to claim 1, which is characterized in that first threaded hole and the first bolt have
4, annulus column portion has 4 first through hole passed through by first bolt；Second threaded hole and the second bolt
There are 4, annulus column portion has 4 the second through-holes passed through by second bolt.
5. brushless power-generating unit according to claim 4, which is characterized in that the inner wall of the first through hole and the second through-hole
It is smooth.
6. brushless power-generating unit according to claim 4, which is characterized in that 4 first through hole are evenly distributed on the circle
On the circumferencial direction in annulated column portion, 4 the second through-holes are evenly distributed on the circumferencial direction in annulus column portion.
7. brushless power-generating unit according to claim 1, which is characterized in that the annulus column is welded with 7 in portion
Rotating vane.
8. brushless power-generating unit according to claim 1, which is characterized in that connecting pole described in the end abutment of the first bolt
Side wall, the side wall of connecting pole described in the end abutment of the second bolt, the lateral wall of the connecting rod is with multiple with wedge angle
Protrusion.
9. brushless power-generating unit according to claim 1, which is characterized in that the nut of first bolt and annulus column portion
There is the first elastic washer between lateral wall；There is the second elasticity between the nut and annulus column portion lateral wall of second bolt
Washer.
10. brushless power-generating unit according to claim 1, which is characterized in that the engine is petrol engine or bavin
Oil turbine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093958.3A CN108462315A (en) | 2017-02-21 | 2017-02-21 | A kind of brushless power-generating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093958.3A CN108462315A (en) | 2017-02-21 | 2017-02-21 | A kind of brushless power-generating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108462315A true CN108462315A (en) | 2018-08-28 |
Family
ID=63221715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710093958.3A Pending CN108462315A (en) | 2017-02-21 | 2017-02-21 | A kind of brushless power-generating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108462315A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023097816A1 (en) * | 2021-11-30 | 2023-06-08 | 浙江水泵总厂有限公司 | Main shaft structure, power generator, and method for assembling power generator |
-
2017
- 2017-02-21 CN CN201710093958.3A patent/CN108462315A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023097816A1 (en) * | 2021-11-30 | 2023-06-08 | 浙江水泵总厂有限公司 | Main shaft structure, power generator, and method for assembling power generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180828 |
|
| WD01 | Invention patent application deemed withdrawn after publication |