CN110492652A - A kind of small size rare earth permanent-magnetic generator structure - Google Patents
A kind of small size rare earth permanent-magnetic generator structure Download PDFInfo
- Publication number
- CN110492652A CN110492652A CN201910764549.0A CN201910764549A CN110492652A CN 110492652 A CN110492652 A CN 110492652A CN 201910764549 A CN201910764549 A CN 201910764549A CN 110492652 A CN110492652 A CN 110492652A
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- China
- Prior art keywords
- casing
- rare earth
- rotation axis
- earth permanent
- small size
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 24
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 24
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- 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
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
-
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of small size rare earth permanent-magnetic generator structures, including drive end bearing bracket, casing and rear end cap, it is provided at the top of casing and hangs circle, the bottom for hanging circle is connected with platform sling, platform sling is fastenedly connected by the first fastening bolt with casing, the inner cavity of casing is provided with stator coil and rotor, the lumen centers of casing are plugged with rotation axis, and rotor is socketed in the outer wall of rotation axis, the lumen centers of end cap are provided with connector, connector is socketed in the outer right wall of rotation axis, the affixed cooling fan blade of the right side wall of connector, the central right of cooling fan blade is connected with connecting flange, connecting flange is fastenedly connected by hexagon socket head cap screw and cooling fan blade, flat key is plugged between the right side and connecting flange of rotation axis.The present invention solves rare earth permanent-magnetic generator, and axially upper size is larger, so that machine volume is big, the space for reserving equipment generator is more compact, and original electric generator structure is the problem of part vehicle can not be installed.
Description
Technical field
The present invention relates to permanent magnet generator technical field, specially a kind of small size rare earth permanent-magnetic generator structure.
Background technique
The usual structure of rare earth permanent-magnetic generator is that front end is power input shaft, and rear end is cooling fan, is caused in generator
Size is larger in axial direction, so that machine volume is big.With the proposition of equipment " miniaturization, lightweight, multi-functional, high reliability ",
The space of reserved equipment generator is more compact.Original electric generator structure can not have been installed in part vehicle.The patented technology with
On the one hand a kind of new structural shape combines input shaft with cooling fan in one end of generator, shorten generator shaft to
Size, another side reduces generator radial dimension by the chamfered edge processing to casing, to realize the volume for reducing generator；Together
When to meet integral heat sink effect under generator working condition, it is former with self-control steel part fan instead of original Y-series cooling fan
There is the problem of Same Efficieney rare earth permanent-magnetic generator can not be installed greatly in military chassis tight space due to volume, for this purpose, I
Devise a kind of small size rare earth permanent-magnetic generator structure.
Summary of the invention
In view of the deficiencies of the prior art, it the present invention provides a kind of small size rare earth permanent-magnetic generator structure, solves dilute
The native upward size of permanent magnet generator shaft is larger, so that machine volume is big, the space for reserving equipment generator is more compact, Yuan Youfa
Electric machine structure is the problem of part vehicle can not be installed.
In order to achieve the above object, the technical scheme adopted by the invention is that:
A kind of small size rare earth permanent-magnetic generator structure, including drive end bearing bracket, casing and rear end cap are provided at the top of the casing
Circle is hung, the bottom for hanging circle is connected with platform sling, and the platform sling is fastenedly connected by the first fastening bolt with casing, the casing
Inner cavity be provided with stator coil and rotor, and stator coil is fixed in the intracavity sidewall of casing, the lumen centers of the casing
It is plugged with rotation axis, and rotor is socketed in the outer wall of rotation axis, the lumen centers of the end cap are provided with connector, the connection
Part is socketed in the outer right wall of rotation axis, the affixed cooling fan blade of the right side wall of the connector, the cooling fan blade
Central right be connected with connecting flange, the connecting flange is fastenedly connected by hexagon socket head cap screw and cooling fan blade, institute
It states and is plugged with flat key between the right side of rotation axis and connecting flange.
A kind of small size rare earth permanent-magnetic generator structure above-mentioned, the bottom of the casing is provided with mounting seat.
A kind of small size rare earth permanent-magnetic generator structure above-mentioned is provided with fan housing, the wind on the right side of the rear end cap
Cover is fastenedly connected by least a second fastening bolt with rear end cap.
A kind of small size rare earth permanent-magnetic generator structure above-mentioned, the left and right sides wall of the casing are pingbian, described flat
Side is handled by chamfered edge.
A kind of small size rare earth permanent-magnetic generator structure above-mentioned, the inner cavity lateral wall of the casing are provided with irregular convex
It rises, the protrusion is provided with multiple groups, and arranges in array-like.
A kind of small size rare earth permanent-magnetic generator structure above-mentioned, the junction of the rotation axis and drive end bearing bracket and connector
It is provided with rolling bearing.
The invention has the benefit that structure of the invention design is rationally, reduces rotation axis axial dimension, make cooling fan blade
Piece and rotation axis input terminal are integrated in one end, and the left and right sides wall of casing is pingbian, and pingbian is handled by chamfered edge, reduce radial ruler
Very little, cooling fan blade is connected by flat key and rotor close-fitting, connecting flange with hexagon socket head cap screw fastening, drives rotor rotary cutting
The magnetic line of force is cut, generates induced electromotive force power generation output in the stator coils；Cooling fan blade is driven to rotate simultaneously, from fan housing end
The air draught of portion air port carries out complete machine cooling along the surface radiating muscle wind-guiding of casing again, and radiating ribs are provided with multiple groups, and arrange in array-like
Cloth increases air flowing, takes away heat, both reduced volume and in turn ensured integral heat sink effect, to reach rare earth permanent magnet hair
The high reliability of motor realizes vehicle-mounted installation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is side view of the invention.
In figure: 1, drive end bearing bracket, 2, casing, 201, pingbian, 202, radiating ribs, 3, rear end cap, the 301, second fastening bolt, 4,
Hang circle, 5, platform sling, 6, platform sling, 7, stator coil, 8, rotor, 9, connector, 10, cooling fan blade, 11, hexagon socket head cap screw,
12, flat key, 13, mounting seat, 14, rotation axis, 15, rolling bearing, 16, connecting flange.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Referring to Fig. 1-2: a kind of small size rare earth permanent-magnetic generator structure, including drive end bearing bracket 1, casing 2 and rear end cap 3, machine
The bottom of shell 2 is provided with mounting seat 13, and the top of casing 2, which is provided with, hangs circle 4, and the left and right sides wall of casing 2 is pingbian 201,
Pingbian 201 is handled by chamfered edge, and the lateral wall of casing 2 is provided with radiating ribs 202, and radiating ribs 202 are provided with multiple groups, and are in array
Shape arrangement, the bottom for hanging circle 4 are connected with platform sling 5, and platform sling 5 is fastenedly connected by the first fastening bolt 6 with casing 2, casing 2 it is interior
Chamber is provided with stator coil 7 and rotor 8, and stator coil 7 is fixed in the intracavity sidewall of casing 2, the lumen centers grafting of casing 2
There is a rotation axis 14, and rotor 8 is socketed in the outer wall of rotation axis 14, the lumen centers of end cap 3 are provided with connector 9, and 9 sets of connector
Connect the outer right wall in rotation axis 14, the affixed cooling fan blade 10 of the right side wall of connector 9, the center of cooling fan blade 10
Right side is connected with connecting flange 16, and connecting flange 16 is fastenedly connected by hexagon socket head cap screw 11 with cooling fan blade 10, rotates
Be plugged with flat key 12 between the right side and connecting flange 16 of axis 14, the bottom of casing 2 is provided with mounting seat 13, rotation axis 14 with
The junction of drive end bearing bracket 1 and connector 9 is provided with rolling bearing 15.
To sum up, in the use of the present invention, reducing 14 axial dimension of rotation axis, keep cooling fan blade 10 and rotation axis 14 defeated
Enter end and be integrated in one end, the left and right sides wall of casing 2 is pingbian, and pingbian is handled by chamfered edge, reduces radial dimension, cooling fan
Blade 10 is connected by flat key 12 and 8 close-fitting of rotor, connecting flange 16 with the fastening of hexagon socket head cap screw 11, and 8 rotary cutting of rotor is driven
The magnetic line of force is cut, induced electromotive force power generation output is generated in stator coil 7；Cooling fan blade 10 is driven to rotate simultaneously, from wind
It covers the air draught of end air port and carries out complete machine cooling along 201 wind-guiding of surface radiating muscle of casing 2 again, radiating ribs 201 are provided with multiple groups, and
It arranges in array-like, increases air flowing, take away heat, both reduced volume and in turn ensured integral heat sink effect, to reach this
The high reliability of rare earth permanent-magnetic generator realizes vehicle-mounted installation.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (6)
1. a kind of small size rare earth permanent-magnetic generator structure, including drive end bearing bracket (1), casing (2) and rear end cap (3), feature exists
In: it is provided with and hangs circle (4) at the top of the casing (2), the bottom for hanging circle (4) is connected with platform sling (5), the platform sling (5)
It is fastenedly connected by the first fastening bolt (6) and casing (2), the inner cavity of the casing (2) is provided with stator coil (7) and rotor
(8), and stator coil (7) is fixed in the intracavity sidewalls of casing (2), and the lumen centers of the casing (2) are plugged with rotation axis
(14), and rotor (8) is socketed in the outer walls of rotation axis (14), and the lumen centers of the end cap (3) are provided with connector (9), institute
State the outer right wall that connector (9) is socketed in rotation axis (14), the affixed cooling fan blade of right side wall of the connector (9)
(10), the central right of the cooling fan blade (10) is connected with connecting flange (16), and the connecting flange (16) passes through interior
Hex bolts (11) is fastenedly connected with cooling fan blade (10), grafting between the right side and rotor (8) of the rotation axis (14)
There are flat key (12).
2. a kind of small size rare earth permanent-magnetic generator structure according to claim 1, it is characterised in that: the casing (2)
Bottom be provided with mounting seat (13).
3. a kind of small size rare earth permanent-magnetic generator structure according to claim 1, it is characterised in that: the rear end cap
(3) fan housing is provided on the right side of, the fan housing is fastenedly connected by the second fastening bolt of at least four (301) with rear end cap (3).
4. a kind of small size rare earth permanent-magnetic generator structure according to claim 1, it is characterised in that: the casing (2)
Left and right sides wall be pingbian (201), the pingbian (201) by chamfered edge processing.
5. a kind of small size rare earth permanent-magnetic generator structure according to claim 1, it is characterised in that: the casing (2)
Lateral wall be provided with radiating ribs (202), the radiating ribs (202) are provided with multiple groups, and arrange in array-like.
6. a kind of small size rare earth permanent-magnetic generator structure stated according to claim 1, it is characterised in that: the rotation axis (14)
The junction of drive end bearing bracket (1) and connector (9) is provided with rolling bearing (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910764549.0A CN110492652A (en) | 2019-08-19 | 2019-08-19 | A kind of small size rare earth permanent-magnetic generator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910764549.0A CN110492652A (en) | 2019-08-19 | 2019-08-19 | A kind of small size rare earth permanent-magnetic generator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110492652A true CN110492652A (en) | 2019-11-22 |
Family
ID=68551494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910764549.0A Pending CN110492652A (en) | 2019-08-19 | 2019-08-19 | A kind of small size rare earth permanent-magnetic generator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110492652A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541339A (en) * | 2020-04-27 | 2020-08-14 | 巧力电机有限公司 | Small-size energy-conserving PMSM |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010114990A (en) * | 2008-11-05 | 2010-05-20 | Toshiba Corp | Electric motor |
| CN203193432U (en) * | 2013-04-18 | 2013-09-11 | 上虞丹曼特传动设备有限公司 | Roller table motor casing with oil discharge hole |
| CN204858824U (en) * | 2015-08-28 | 2015-12-09 | 卧龙电气集团股份有限公司 | Novel motor frame |
| CN207166303U (en) * | 2017-07-31 | 2018-03-30 | 中车唐山机车车辆有限公司 | The cooling device of magneto |
| CN208862675U (en) * | 2018-10-10 | 2019-05-14 | 湖北同发机电有限公司 | A kind of no-brush synchronous generator |
| CN210780299U (en) * | 2019-08-19 | 2020-06-16 | 江苏东方康弛机电科技有限公司 | Small-size rare earth permanent magnet generator structure |
-
2019
- 2019-08-19 CN CN201910764549.0A patent/CN110492652A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010114990A (en) * | 2008-11-05 | 2010-05-20 | Toshiba Corp | Electric motor |
| CN203193432U (en) * | 2013-04-18 | 2013-09-11 | 上虞丹曼特传动设备有限公司 | Roller table motor casing with oil discharge hole |
| CN204858824U (en) * | 2015-08-28 | 2015-12-09 | 卧龙电气集团股份有限公司 | Novel motor frame |
| CN207166303U (en) * | 2017-07-31 | 2018-03-30 | 中车唐山机车车辆有限公司 | The cooling device of magneto |
| CN208862675U (en) * | 2018-10-10 | 2019-05-14 | 湖北同发机电有限公司 | A kind of no-brush synchronous generator |
| CN210780299U (en) * | 2019-08-19 | 2020-06-16 | 江苏东方康弛机电科技有限公司 | Small-size rare earth permanent magnet generator structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541339A (en) * | 2020-04-27 | 2020-08-14 | 巧力电机有限公司 | Small-size energy-conserving PMSM |
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