CN113193687A - Compact generator convenient for dismounting and mounting rectifier module - Google Patents
Compact generator convenient for dismounting and mounting rectifier module Download PDFInfo
- Publication number
- CN113193687A CN113193687A CN202110458901.5A CN202110458901A CN113193687A CN 113193687 A CN113193687 A CN 113193687A CN 202110458901 A CN202110458901 A CN 202110458901A CN 113193687 A CN113193687 A CN 113193687A
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- China
- Prior art keywords
- rotating shaft
- shell
- rectification module
- rotor
- casing
- 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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Classifications
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
- H02K11/042—Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
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- 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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Synchronous Machinery (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a compact generator convenient for dismounting a rectification module, which comprises a motor body and a shell for protecting the motor body, wherein the motor body comprises a rotating shaft, a fan, a stator, a rotor and an exciter winding, the exciter winding is arranged at the right end of the rotating shaft in the shell, the rotating shaft and the shell are respectively in rotatable connection through a left bearing and a right bearing, a rectification module maintenance plate is arranged in the shell, the left end of the rectification module maintenance plate is positioned in the shell, the right end of the rectification module maintenance plate is positioned outside the shell, the rectification module maintenance plate positioned outside the shell is provided with the rectification module, the side wall of the rotating shaft is provided with a through hole, and the rotor wire is electrically connected with the rectification module along the through hole. Compared with the traditional closed generator, the left bearing of the generator is arranged in the fan, and the right bearing is arranged in the end part of the exciter winding, so that the purpose of reducing the volume is achieved.
Description
Technical Field
The invention relates to a generator, in particular to a compact generator with a rectifier module convenient to disassemble and assemble.
Background
The demand of power generation equipment in China is increasing day by day, and the requirements on the power generator are also stricter. Through the innovative design, the invention has advantages in volume compared with the traditional closed generator, and the maintenance and replacement of the rectifier module are also more convenient than the traditional closed generator. The common closed generator continues to use the structural design and spatial layout of the traditional generator, has large volume and is inconvenient for replacing a rectifier module on an exciter.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the present invention provides a compact generator with easy disassembly and assembly of the rectifier module,
the motor comprises a motor body and a casing for protecting the motor body, wherein the motor body comprises a rotating shaft, a fan, a stator, a rotor and an exciter winding, the left end and the right end of the rotating shaft are respectively arranged at the left end and the right end of the casing through end covers, the fan is fixedly arranged at the left end of the rotating shaft in the casing, the rotor is arranged at one side of the fan, the rotor is arranged on the rotating shaft and rotates synchronously with the rotating shaft, the stator is arranged on the casing and is positioned right above the rotor, and the rotor comprises a rotor line;
the exciter winding is arranged at the right end of a rotating shaft in the shell, the rotating shaft is rotatably connected with the rotating shaft through a left bearing and a right bearing respectively, a rectification module maintenance plate is arranged in the shell, the left end of the rectification module maintenance plate is located in the shell, the right end of the rectification module maintenance plate is located outside the shell, a rectification module is arranged on the rectification module maintenance plate located outside the shell, a through hole is formed in the side wall of the rotating shaft, and the rotor wire is electrically connected with the rectification module along the through hole.
Preferably, a protective cover is arranged on the right side of the casing, and the rectifier module is located in the protective cover.
Preferably, the left bearing is located inside the fan.
Preferably, the right bearing is located inside the exciter winding.
Preferably, for the stability of the casing operation of convenience, the casing lateral wall is provided with the mount, the mount sets up to two sets ofly, and the slope sets up on the lateral wall of casing, the mount sets up along the axis symmetry of frame.
Preferably, the outer side wall of the casing is provided with cooling fins which are uniformly arranged on the outer side wall of the casing at intervals.
Preferably, the outer side wall of the protective cover is provided with a heat dissipation layer.
The invention has the beneficial effects
Compared with the traditional closed generator, the left bearing of the generator is arranged in the fan, the right bearing is arranged in the end part of the exciter winding, the purpose of reducing the volume is achieved, the rectifier module is arranged outside the shell, the rotor lead wire penetrates out of the shell through a hole formed in the rotating shaft and is connected to the rectifier module, and when the rectifier module needs to be maintained, only the rectifier module maintenance plate needs to be detached.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Description of reference numerals: the method comprises the following steps of 1 casing, 2-rotating shaft, 3-left bearing, 4-right bearing, 5-fan, 6-rotor, 7-stator, 8-exciter winding, 9-exciter, 10-rectifier module maintenance board, 11-rectifier module and 12-protective cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the present invention provides a compact generator facilitating the disassembly and assembly of a rectifier module,
the motor comprises a motor body and a casing 1 for protecting the motor body, wherein the motor body comprises a rotating shaft 2, a fan 5, a stator 7, a rotor 6 and an exciter winding 8, the left end and the right end of the rotating shaft 2 are respectively arranged at the left end and the right end of the casing 1 through end covers, the fan 5 is fixedly arranged at the left end of the rotating shaft 2 in the casing 1, the rotor 6 is arranged at one side of the fan 5, the rotor 6 is arranged on the rotating shaft 2 and rotates synchronously with the rotating shaft 2, the stator 7 is arranged on the casing 1 and is positioned right above the rotor 6, and the rotor 6 comprises a rotor line;
the exciter winding 8 is arranged at the right end of a rotating shaft 2 in the machine shell 1, the rotating shaft 2 and the rotating shaft are respectively rotatably connected through a left bearing 3 and a right bearing 4, the left bearing 3 is positioned in the fan 5, the right bearing 4 is positioned in the exciter winding 8, a rectification module maintenance plate 10 is arranged in the machine shell 1, the left end of the rectification module maintenance plate 10 is positioned in the machine shell 1, the right end of the rectification module maintenance plate 10 is positioned outside the machine shell 1, a rectification module 11 is arranged on the rectification module maintenance plate 10 positioned outside the machine shell 1, a through hole is arranged on the side wall of the rotating shaft 2, and the rotor wire is electrically connected with the rectification module 11 along the through hole,
compared with the traditional closed generator, the left bearing 3 of the generator is arranged in the fan 5, the right bearing 4 is arranged in the end part of the exciter winding 8, the purpose of reducing the volume is achieved, the rectifier module 11 is arranged outside the shell 1, the rotor lead wire penetrates out of the shell 1 through a hole formed in the rotating shaft 2 and is connected to the rectifier module 11, and when the rectifier module 11 needs to be maintained, only the rectifier module maintenance plate 10 needs to be detached;
a protective cover 12 is arranged on the right side of the machine shell 1, the rectification module 11 is positioned in the protective cover 12, and the protective cover 12 plays a role in protecting the rectification module 11;
in order to facilitate the operation stability of the machine shell 1, the outer side wall of the machine shell 1 is provided with two groups of fixing frames which are obliquely arranged on the outer side wall of the machine shell 1, and the fixing frames are symmetrically arranged along the axis of the machine base;
the outer side wall of the casing 1 is provided with radiating fins, the radiating fins are evenly arranged on the outer side wall of the casing 1 at intervals, the outer side wall of the protective cover 12 is provided with a radiating layer, the heat conducting layer and the radiating fins can improve the radiating performance of the casing 1 and the whole protective cover 12, when the motor works in the casing 1, the auxiliary radiating function can be further played, the overheating phenomenon of the motor is avoided, and the failure rate of the motor is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A compact generator with a rectifier module convenient to disassemble and assemble is characterized in that,
the motor comprises a motor body and a casing for protecting the motor body, wherein the motor body comprises a rotating shaft, a fan, a stator, a rotor and an exciter winding, the left end and the right end of the rotating shaft are respectively arranged at the left end and the right end of the casing through end covers, the fan is fixedly arranged at the left end of the rotating shaft in the casing, the rotor is arranged at one side of the fan, the rotor is arranged on the rotating shaft and rotates synchronously with the rotating shaft, the stator is arranged on the casing and is positioned right above the rotor, and the rotor comprises a rotor line;
the exciter winding is arranged at the right end of a rotating shaft in the shell, the rotating shaft is rotatably connected with the rotating shaft through a left bearing and a right bearing respectively, a rectification module maintenance plate is arranged in the shell, the left end of the rectification module maintenance plate is located in the shell, the right end of the rectification module maintenance plate is located outside the shell, a rectification module is arranged on the rectification module maintenance plate located outside the shell, a through hole is formed in the side wall of the rotating shaft, and the rotor wire is electrically connected with the rectification module along the through hole.
2. A compact generator with easy assembly and disassembly of rectifier modules as in claim 1,
the right side of casing is provided with the protection casing, the rectification module is located in the protection casing.
3. A compact generator with easy assembly and disassembly of rectifier modules as in claim 1,
the left bearing is located inside the fan.
4. A compact generator with easy assembly and disassembly of rectifier modules as in claim 1,
the right bearing is located inside the exciter winding.
5. A compact generator with easy assembly and disassembly of rectifier modules as in claim 1,
in order to facilitate the stability of the operation of the machine shell, the outer side wall of the machine shell is provided with two groups of fixing frames, the fixing frames are obliquely arranged on the outer side wall of the machine shell, and the fixing frames are symmetrically arranged along the axis of the machine base.
6. A compact generator with easy assembly and disassembly of rectifier modules as in claim 5,
the outer side wall of the machine shell is provided with radiating fins which are evenly arranged on the outer side wall of the machine shell at intervals.
7. A compact generator with easy assembly and disassembly of rectifier modules as in claim 6,
and the outer side wall of the protective cover is provided with a heat dissipation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458901.5A CN113193687A (en) | 2021-04-27 | 2021-04-27 | Compact generator convenient for dismounting and mounting rectifier module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458901.5A CN113193687A (en) | 2021-04-27 | 2021-04-27 | Compact generator convenient for dismounting and mounting rectifier module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113193687A true CN113193687A (en) | 2021-07-30 |
Family
ID=76979366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110458901.5A Pending CN113193687A (en) | 2021-04-27 | 2021-04-27 | Compact generator convenient for dismounting and mounting rectifier module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113193687A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59178935A (en) * | 1983-03-25 | 1984-10-11 | Nippon Denso Co Ltd | Ac generator for vehicle |
| CN2265026Y (en) * | 1996-08-08 | 1997-10-15 | 河北省丰润县电机厂 | Salient-pole brushless 4-pole single-phase synchronous generator |
| JPH09298863A (en) * | 1996-04-30 | 1997-11-18 | Denyo Kk | Balance adjusting mechanism of rotor of four-salient-pole brushless ac generator |
| CN101227130A (en) * | 2007-11-19 | 2008-07-23 | 哈尔滨工业大学 | Rotor magnetic field direct controlling mixed excitation synchronous machine |
| CN201466940U (en) * | 2009-07-07 | 2010-05-12 | 南阳防爆集团股份有限公司 | high-power low-speed synchronous motor |
| CN202889122U (en) * | 2012-11-07 | 2013-04-17 | 无锡法拉第电机有限公司 | High-voltage generator with external rotary rectification module |
| CN109193990A (en) * | 2018-10-21 | 2019-01-11 | 至玥腾风科技投资集团有限公司 | A kind of motor and its assembly method |
| GB202000243D0 (en) * | 2020-01-08 | 2020-02-19 | Cummins Generator Technologies | Rectifier Assembly |
| CN210225217U (en) * | 2019-10-10 | 2020-03-31 | 福安市神洲电器有限公司 | Novel generator excitation rectifier module |
| CN111431319A (en) * | 2020-04-09 | 2020-07-17 | 康富科技有限公司 | Closed generator |
| CN212543578U (en) * | 2020-06-18 | 2021-02-12 | 江阴市航勤特种电机有限公司 | Ventilation structure of multiphase rectifier type direct current generator |
-
2021
- 2021-04-27 CN CN202110458901.5A patent/CN113193687A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59178935A (en) * | 1983-03-25 | 1984-10-11 | Nippon Denso Co Ltd | Ac generator for vehicle |
| JPH09298863A (en) * | 1996-04-30 | 1997-11-18 | Denyo Kk | Balance adjusting mechanism of rotor of four-salient-pole brushless ac generator |
| CN2265026Y (en) * | 1996-08-08 | 1997-10-15 | 河北省丰润县电机厂 | Salient-pole brushless 4-pole single-phase synchronous generator |
| CN101227130A (en) * | 2007-11-19 | 2008-07-23 | 哈尔滨工业大学 | Rotor magnetic field direct controlling mixed excitation synchronous machine |
| CN201466940U (en) * | 2009-07-07 | 2010-05-12 | 南阳防爆集团股份有限公司 | high-power low-speed synchronous motor |
| CN202889122U (en) * | 2012-11-07 | 2013-04-17 | 无锡法拉第电机有限公司 | High-voltage generator with external rotary rectification module |
| CN109193990A (en) * | 2018-10-21 | 2019-01-11 | 至玥腾风科技投资集团有限公司 | A kind of motor and its assembly method |
| CN210225217U (en) * | 2019-10-10 | 2020-03-31 | 福安市神洲电器有限公司 | Novel generator excitation rectifier module |
| GB202000243D0 (en) * | 2020-01-08 | 2020-02-19 | Cummins Generator Technologies | Rectifier Assembly |
| CN111431319A (en) * | 2020-04-09 | 2020-07-17 | 康富科技有限公司 | Closed generator |
| CN212543578U (en) * | 2020-06-18 | 2021-02-12 | 江阴市航勤特种电机有限公司 | Ventilation structure of multiphase rectifier type direct current generator |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210730 |