CN109309422A - A kind of polycyclic magnetic yoke structure of segmentation - Google Patents
A kind of polycyclic magnetic yoke structure of segmentation Download PDFInfo
- Publication number
- CN109309422A CN109309422A CN201811532605.XA CN201811532605A CN109309422A CN 109309422 A CN109309422 A CN 109309422A CN 201811532605 A CN201811532605 A CN 201811532605A CN 109309422 A CN109309422 A CN 109309422A
- Authority
- CN
- China
- Prior art keywords
- magnet yoke
- ventilation hole
- yoke ring
- polycyclic
- ring
- 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
- 125000003367 polycyclic group Chemical group 0.000 title claims abstract description 28
- 230000011218 segmentation Effects 0.000 title claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims abstract description 114
- 238000009434 installation Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
A kind of polycyclic magnetic yoke structure of segmentation, the polycyclic magnetic yoke structure includes multiple magnet yoke rings, the magnet yoke ring includes: a magnet yoke ring without ventilation hole and several magnet yoke rings with ventilation hole, it is characterized by: opening up several ventilation holes on the magnet yoke ring with ventilation hole, the magnet yoke ring without ventilation hole is set among the magnet yoke ring with ventilation hole, and the magnet yoke ring with ventilation hole is symmetrically placed in the both ends without ventilation hole magnet yoke ring.It is supported between each magnet yoke ring of the polycyclic magnetic yoke structure by several support pins, the support pin is cylindrical structure.Each interannular is also equipped with multiple wind-guiding bands in the present invention.All magnet yoke rings are connected and fixed with stretching screw and nut, it is simple loaded on production in shaft after unified processing inner hole, it is compact-sized, it is easy for installation, wind enters from both ends magnetic yoke ventilation hole, is exported by wind-guiding carrying space, solves the problems, such as the radial ventilation of the high iron core unit of minor diameter, the ventilation running environment of such generating set is improved, there is very strong practicability.
Description
Technical field
The present invention relates to hydrogenerator manufacturing field more particularly to a kind of polycyclic magnetic yoke structures of segmentation.
Background technique
At present in vertical hydrogenerator, the magnetic yoke small and short for diameter mostly uses a ring overall structure, but for
The small and high magnetic yoke of diameter just can not meet the air-conditioning requirement of generator with a ring overall structure, it the drawbacks of be not generating
Radial ventilation makes generator generate heat to stator core, influences generator normal operation.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of polycyclic magnetic yoke structures of segmentation.
The technical proposal adopted by the invention to solve the above technical problems is that: a kind of polycyclic magnetic yoke structure of segmentation is described more
Ring magnetic yoke structure includes multiple magnet yoke rings, and the magnet yoke ring includes: a magnet yoke ring without ventilation hole and several band ventilations
The magnet yoke ring in hole, it is characterised in that: open up several ventilation holes on the magnet yoke ring with ventilation hole, and be arranged in a planar ends
There is the groove of dress support pin, the magnet yoke ring without ventilation hole is placed among the magnet yoke ring with ventilation hole, the magnetic with ventilation hole
Yoke ring is symmetrically placed in the both ends without ventilation hole magnet yoke ring.
Further, it is supported between each magnet yoke ring of the polycyclic magnetic yoke structure by several support pins.
Further, several wind-guiding bands are set between each magnet yoke ring of the polycyclic magnetic yoke structure.
Further, the wind-guiding band is arranged on the axis of the ventilation hole.
Further, the magnet yoke ring is fixedly connected by turnbuckle and nut.
Further, several described ventilation holes are uniformly distributed on same distribution circle.
Further, the support pin is cylindrical structure, and upper surface is boss structure, and lower end surface is platform structure.Into one
Step, the wind-guiding band are U-shaped.
The present invention has the advantages that
By being provided without the magnet yoke ring and multiple magnet yoke rings with ventilation hole of ventilation hole in the present invention, without ventilation hole
Magnet yoke ring is placed in the centre of magnetic yoke, and the magnet yoke ring with ventilation hole is symmetrically placed in the both ends without ventilation hole magnet yoke ring.Each ring
Between supported with multiple support pins, pays attention to that convex surface need to be inserted into the groove of magnet yoke ring when support pin placement.Each interannular is also equipped with multiple wind-guiding bands.
All magnet yoke rings are connected and fixed with stretching screw and nut, unified to process after inner hole loaded in shaft.This structure fabrication is simple, knot
Structure is compact, easy for installation, and wind enters from both ends magnetic yoke ventilation hole, is exported by wind-guiding carrying space, solves the high iron core machine of minor diameter
The radial ventilation problem of group, improves the ventilation running environment of such generating set, has very strong practicability.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of cross-sectional view for being segmented polycyclic magnetic yoke structure of the present invention.
Fig. 2 is the sectional view along A-A of Fig. 1 of the present invention.
Wherein:
1, without the magnet yoke ring of ventilation hole；2, the magnet yoke ring a with ventilation hole；3, the magnet yoke ring b with ventilation hole；4, spiral shell is tensed
Bar；5, nut；6, support pin；7, wind-guiding band；8, shaft；9, air inlet；
10, air outlet；
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The polycyclic magnetic yoke structure of a kind of segmentation as shown in Figs. 1-2, the polycyclic magnetic yoke structure includes multiple magnet yoke rings, described
Magnet yoke ring includes: a magnet yoke ring without ventilation hole and several magnet yoke rings with ventilation hole, it is characterised in that: the band logical
Several ventilation holes are opened up on the magnet yoke ring of air holes, the magnet yoke ring without ventilation hole is set in the magnet yoke ring with ventilation hole
Between, the magnet yoke ring with ventilation hole is symmetrically placed in the both ends without ventilation hole magnet yoke ring.
By being provided without the magnet yoke ring and multiple magnet yoke rings with ventilation hole of ventilation hole in the present invention, without ventilation hole
Magnet yoke ring is placed in the centre of magnetic yoke, and the magnet yoke ring with ventilation hole is symmetrically placed in the both ends without ventilation hole magnet yoke ring.Each ring
Between supported with multiple support pins, pays attention to that convex surface need to be inserted into the groove of magnet yoke ring when support pin placement.Each interannular is also equipped with multiple wind-guiding bands.
All magnet yoke rings are connected and fixed with stretching screw and nut, unified to process after inner hole loaded in shaft.This structure fabrication is simple, knot
Structure is compact, easy for installation, and wind enters from both ends magnetic yoke ventilation hole, is exported by wind-guiding carrying space, solves the high iron core machine of minor diameter
The radial ventilation problem of group, improves the ventilation running environment of such generating set, has very strong practicability.
Magnet yoke ring with ventilation hole and the nut for passing through turnbuckle and turnbuckle both ends without the magnet yoke ring of ventilation hole
Fastened, without ventilation hole magnet yoke ring setting most intermediate, be sequentially distributed the magnet yoke ring with ventilation hole from centre to both ends
A, the magnet yoke ring b with ventilation hole.The top for being entirely segmented polycyclic magnetic yoke structure and most bottom is arranged in magnet yoke ring b with ventilation hole
The inner hole to lower recess is arranged on the magnet yoke ring b with ventilation hole exposed end face for portion.Each magnet yoke ring of polycyclic magnetic yoke structure it
Between supported by several support pins, support pin is cylindrical structure, and upper surface is cylindrical type boss structure, and lower end surface is platform knot
Structure.Convex surface need to be inserted into the groove of magnet yoke ring when the boss installation of support pin upper surface, so that support pin cannot be displaced to the positioning of each ring, it is more
Several wind-guiding bands are set between each magnet yoke ring of ring magnetic yoke structure, and wind-guiding band is arranged on the axis of the ventilation hole.Band logical
Several ventilation holes are set on the magnet yoke ring of air holes, several ventilation holes are uniformly distributed on same distribution circle.Each band logical
The position that ventilation hole is opened up on air holes magnet yoke ring is identical, after each magnet yoke ring is fixed together with turnbuckle, band ventilation hole
Magnet yoke ring on ventilation hole longitudinal arrangement form air duct, wind from the groove of the magnet yoke ring b with ventilation hole exposed end face into
Enter, successively by the ventilation hole on the magnet yoke ring b with ventilation hole and the magnet yoke ring a with ventilation hole, encounters the magnetic without ventilation hole
Yoke ring stops, the guidance through wind-guiding band, magnet yoke ring from the gap between the magnet yoke ring with ventilation hole, and with ventilation hole with not
Gap outflow between magnet yoke ring with ventilation hole.The size in gap depends on the height of support pin.
Working method:
When work, first support pin is welded on the magnet yoke ring with ventilation hole by Fig. 1 and Fig. 2, pays attention to the convex surface insertion magnetic of support pin
The groove of yoke ring.Nut is screwed on into 4 stretching screw one end by Fig. 1 and is packed into 2 magnet yoke rings with ventilation hole, is reloaded into without ventilation
The magnet yoke ring in hole, then 2 magnet yoke rings with ventilation hole symmetrically are packed into without the magnet yoke ring of ventilation hole, and tighten nut, it is unified to add
It is packed into shaft after work inner hole.
By being provided without the magnet yoke ring and multiple magnet yoke rings with ventilation hole of ventilation hole, put without the magnet yoke ring of ventilation hole
It is placed in the centre of magnetic yoke, the magnet yoke ring with ventilation hole is symmetrically placed in the both ends without ventilation hole magnet yoke ring.Each interannular is with multiple
Support pin support.Each interannular is also equipped with multiple wind-guiding bands.All magnet yoke rings are connected and fixed with stretching screw and nut, in unified processing
Simple loaded on production in shaft behind hole, compact-sized, easy for installation, wind enters from both ends magnetic yoke ventilation hole, by wind-guiding carrying space
Export, solves the problems, such as the radial ventilation of the high iron core unit of minor diameter, improves the ventilation running environment of such generating set, has
There is very strong practicability.
Magnet yoke ring with ventilation hole and the nut for passing through turnbuckle and turnbuckle both ends without the magnet yoke ring of ventilation hole
Fastened, without ventilation hole magnet yoke ring setting most intermediate, be sequentially distributed the magnet yoke ring with ventilation hole from centre to both ends
A, the magnet yoke ring b with ventilation hole.The top for being entirely segmented polycyclic magnetic yoke structure and most bottom is arranged in magnet yoke ring b with ventilation hole
The groove to lower recess is arranged on the magnet yoke ring b with ventilation hole exposed end face for portion.Each magnet yoke ring of polycyclic magnetic yoke structure it
Between supported by several support pins, support pin is cylindrical structure, and upper surface is circular arc type boss structure, and lower end surface is platform knot
Structure.Convex surface need to be inserted into the groove of magnet yoke ring when the boss installation of support pin upper surface, so that support pin cannot be displaced to the positioning of each ring.It is more
Several wind-guiding bands are also set up between each magnet yoke ring of ring magnetic yoke structure, wind-guiding band is arranged on the axis of the ventilation hole.Band
Several ventilation holes are set on the magnet yoke ring of ventilation hole, several ventilation holes are uniformly distributed on same distribution circle.Each band
The position that ventilation hole is opened up on ventilation hole magnet yoke ring is identical, after each magnet yoke ring is fixed together with turnbuckle, band ventilation
Ventilation hole longitudinal arrangement on the magnet yoke ring in hole forms air duct, groove of the wind from the magnet yoke ring b with ventilation hole exposed end face
Into encountering without ventilation hole successively by the ventilation hole on the magnet yoke ring b with ventilation hole and the magnet yoke ring a with ventilation hole
Magnet yoke ring stops, the guidance through wind-guiding band, magnet yoke ring from the gap between the magnet yoke ring with ventilation hole, and with ventilation hole with
Without the gap outflow between the magnet yoke ring of ventilation hole.The size in gap depends on the height of support pin.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (8)
1. a kind of polycyclic magnetic yoke structure of segmentation, the polycyclic magnetic yoke structure includes multiple magnet yoke rings, and the magnet yoke ring includes: one
Without the magnet yoke ring and several magnet yoke rings with ventilation hole of ventilation hole, it is characterised in that: on the magnet yoke ring with ventilation hole
Several ventilation holes are opened up, the magnet yoke ring without ventilation hole is set among the magnet yoke ring with ventilation hole, with ventilation hole
Magnet yoke ring is symmetrically placed in the both ends without ventilation hole magnet yoke ring.
2. a kind of polycyclic magnetic yoke structure of segmentation as described in claim 1, it is characterised in that: the polycyclic magnetic yoke structure it is each
It is supported between magnet yoke ring by several support pins.
3. a kind of polycyclic magnetic yoke structure of segmentation as described in claim 1, it is characterised in that: the polycyclic magnetic yoke structure it is each
Several wind-guiding bands are set between magnet yoke ring.
4. a kind of polycyclic magnetic yoke structure of segmentation as claimed in claim 3, it is characterised in that: the wind-guiding band setting is described logical
On the axis of air holes.
5. a kind of polycyclic magnetic yoke structure of segmentation as described in claim 1, it is characterised in that: the magnet yoke ring passes through turnbuckle
And nut is fixedly connected.
6. a kind of polycyclic magnetic yoke structure of segmentation as described in claim 1, it is characterised in that: several described ventilation holes are same
It is uniformly distributed on a distribution circle.
7. a kind of polycyclic magnetic yoke structure of segmentation as claimed in claim 2, it is characterised in that: the support pin is cylindrical structure,
And upper surface is boss structure, lower end surface is platform structure.
8. a kind of polycyclic magnetic yoke structure of segmentation as claimed in claim 3, it is characterised in that: the wind-guiding band is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811532605.XA CN109309422A (en) | 2018-12-14 | 2018-12-14 | A kind of polycyclic magnetic yoke structure of segmentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811532605.XA CN109309422A (en) | 2018-12-14 | 2018-12-14 | A kind of polycyclic magnetic yoke structure of segmentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109309422A true CN109309422A (en) | 2019-02-05 |
Family
ID=65223796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811532605.XA Pending CN109309422A (en) | 2018-12-14 | 2018-12-14 | A kind of polycyclic magnetic yoke structure of segmentation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109309422A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921526A (en) * | 2019-04-18 | 2019-06-21 | 哈尔滨电机厂有限责任公司 | A kind of generator motor annular forging piece magnetic yoke structure |
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| CN202068250U (en) * | 2011-05-30 | 2011-12-07 | 金华职业技术学院 | Magnet yoke in series connection |
| CN202817941U (en) * | 2012-03-31 | 2013-03-20 | 天津市天发重型水电设备制造有限公司 | A fixing structure of the rotor magnet yoke of a large bulb tubular turbine generator |
| CN203674814U (en) * | 2013-12-27 | 2014-06-25 | 天津市天发重型水电设备制造有限公司 | Integral magnetic yoke of small and medium vertical hydro-generator |
| CN103978344A (en) * | 2014-05-08 | 2014-08-13 | 哈尔滨电机厂有限责任公司 | Technology method for processing magnetic yoke key groove of generator rotor in construction site |
| CN106160293A (en) * | 2016-07-26 | 2016-11-23 | 迪百仕电机科技（苏州）有限公司 | A kind of asynchronous motor rotor |
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| CN108436394A (en) * | 2018-03-21 | 2018-08-24 | 哈尔滨电机厂有限责任公司 | Large-scale pumped storage power generator-motor machine rotor rigidity yoke method of manufacturing technology |
| CN207801596U (en) * | 2018-01-31 | 2018-08-31 | 湖南云箭集团有限公司 | A kind of magnetic yoke structure of hydrogenerator |
| CN209562273U (en) * | 2018-12-14 | 2019-10-29 | 天津市天发重型水电设备制造有限公司 | A kind of polycyclic magnetic yoke structure of segmentation |
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2018
- 2018-12-14 CN CN201811532605.XA patent/CN109309422A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201054518Y (en) * | 2007-05-23 | 2008-04-30 | 许建 | Motor rotor structure |
| CN202068250U (en) * | 2011-05-30 | 2011-12-07 | 金华职业技术学院 | Magnet yoke in series connection |
| CN202817941U (en) * | 2012-03-31 | 2013-03-20 | 天津市天发重型水电设备制造有限公司 | A fixing structure of the rotor magnet yoke of a large bulb tubular turbine generator |
| CN203674814U (en) * | 2013-12-27 | 2014-06-25 | 天津市天发重型水电设备制造有限公司 | Integral magnetic yoke of small and medium vertical hydro-generator |
| CN103978344A (en) * | 2014-05-08 | 2014-08-13 | 哈尔滨电机厂有限责任公司 | Technology method for processing magnetic yoke key groove of generator rotor in construction site |
| CN106160293A (en) * | 2016-07-26 | 2016-11-23 | 迪百仕电机科技（苏州）有限公司 | A kind of asynchronous motor rotor |
| CN207612136U (en) * | 2017-09-11 | 2018-07-13 | 哈尔滨电机厂有限责任公司 | A kind of hydraulic generator rotor yoke |
| CN207801596U (en) * | 2018-01-31 | 2018-08-31 | 湖南云箭集团有限公司 | A kind of magnetic yoke structure of hydrogenerator |
| CN108436394A (en) * | 2018-03-21 | 2018-08-24 | 哈尔滨电机厂有限责任公司 | Large-scale pumped storage power generator-motor machine rotor rigidity yoke method of manufacturing technology |
| CN209562273U (en) * | 2018-12-14 | 2019-10-29 | 天津市天发重型水电设备制造有限公司 | A kind of polycyclic magnetic yoke structure of segmentation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921526A (en) * | 2019-04-18 | 2019-06-21 | 哈尔滨电机厂有限责任公司 | A kind of generator motor annular forging piece magnetic yoke structure |
| CN109921526B (en) * | 2019-04-18 | 2020-11-06 | 哈尔滨电机厂有限责任公司 | Magnetic yoke structure of annular forging of generating motor |
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Application publication date: 20190205 |