CN101710753B - Shipping propulsion DC motor - Google Patents
Shipping propulsion DC motor Download PDFInfo
- Publication number
- CN101710753B CN101710753B CN2009102135182A CN200910213518A CN101710753B CN 101710753 B CN101710753 B CN 101710753B CN 2009102135182 A CN2009102135182 A CN 2009102135182A CN 200910213518 A CN200910213518 A CN 200910213518A CN 101710753 B CN101710753 B CN 101710753B
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- main shaft
- motor
- bearing
- propulsion
- left end
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Abstract
The invention relates to a DC motor, in particular to a shipping propulsion DC motor. The shipping propulsion DC motor comprises a left end cover arranged at the left end of a stand and a right end cover arranged at the right end of the stand according to the technical scheme provided by the invention. The left end of a main shaft is arranged on the left end cover by utilizing a first bearing; the right end of the main shaft is arranged on the right end cover by utilizing a second bearing; in addition, the right end of the main shaft extends out of the right end cover to form a drive end; a rotor is arranged on one section of the main shaft located on the stand, the inner wall of the stand is provided with a stator at a position corresponding to the rotor, and the stator surrounds the periphery of the rotor. The shipping propulsion DC motor is characterized in that the left end of the main shaft is connected with a pressure plate; an annular angle loop is arranged between the left side of an inner loop of the first bearing and the pressure plate; a bearing inner cover fixed on the inner wall of the left end cover is arranged at the right side of the first bearing; and the centre of the bearing inner cover is provided with a shaft hole. The DC motor can solve the dynamic problem of electric propulsion of domestic small-scale work boats.
Description
Technical field
The present invention relates to a kind of direct current machine, refer in particular to a kind of shipping propulsion DC motor.It is mainly used in equipment such as driving naval vessel main thruster, bow thruster, fire pump.
Technical background
At present domestic middle-size and small-size operation ship all is to adopt diesel propulsion, ubiquity energy consumption height, problem such as mobility is poor, weight is big.Along with the progress of modern power electronics technology, marine vessel power advances the result that is inevitable.External small-scale workshops ship generally electrification advances.Boats and ships adopt advantages such as electric propulsion has good economy performance, maneuverability is good, fail safe is good, save the space, noise is low, discharging is low.Economic benefit was obvious after boats and ships adopted electric propulsion.Along with the improvement of power electronic device, electric machines control technology and harmonic wave suppress the maturation of development, propeller and the propulsion electric machine technology of technology, will further reduce the initial investment of electric propulsion.Can predict, the progress of science and technology, motor will become the main developing direction of marine propulsion, provide vast market more in the ship's propeller field.During at present domestic relevant motor basic theory and other practical writings were offered, the content that relates to the direct current propulsion electric machine was blank.My company has developed YZ series marine propeller direct current machine for catering to the market demand, and this motor allows use SCR power supply.
Summary of the invention
The objective of the invention is to design a kind of shipping propulsion DC motor, this direct current machine can solve the dynamical problem of domestic small-scale workshops ship electric propulsion.
According to technical scheme provided by the invention, described shipping propulsion DC motor comprises the left end cap that is arranged at the support left end, and is arranged at the right end cap of support right-hand member, the left end of main shaft utilizes clutch shaft bearing to be installed on the left end cap, and the right-hand member of main shaft utilizes second Bearing Installation on right end cap; And the right-hand member of main shaft stretches out described right end cap, forms the shaft extension end; Be positioned at main shaft on a section of support rotor is installed, corresponding to the position of rotor stator is set at the inwall of support, described stator is centered around the periphery of described rotor; It is characterized in that: the left end at main shaft connects pressing plate, on the left of the inner ring of described clutch shaft bearing and between the described pressing plate annular angle circle is being set, right side at clutch shaft bearing is provided with the internal bearing cover that is fixed on the left end cap inwall, there is axis hole in the central authorities of described internal bearing cover, and the left end of described main shaft passes the axis hole of described internal bearing cover.
The left side of described main shaft caves inward, and forms pit; The right side of described pressing plate is outstanding to the right, forms the protuberance that coincide with the shape of described pit, and described protuberance is embedded in the described pit.The left end outer wall of the inner ring of described clutch shaft bearing has chamfering; The knuckle that the outer rim setting of described annular angle circle and described chamfering are coincide, described knuckle is embedded in the described chamfering.Top in the support outside is provided with blower fan; Side at support is provided with outlet box.On the right-hand member of support, the right side of right end cap flange is set, there is axis hole in the central authorities of described flange, and the shaft extension end of described main shaft stretches out the axis hole of described flange central authorities.The left side of described right end cap is outstanding left, forms the step of annular at the edge of right end cap; Described step is embedded in the axis hole that is arranged at the support right-hand member, right end cap is positioned at the right-hand member of support.
YZ series Marine Propulsion Motor is the forced ventilation structure, has brine cooler.Motor integral body is compact design, and compression stroke to adapt to narrow space in the cabin, improves power output by various ways simultaneously as much as possible.Propulsion electric machine structural design novelty of the present invention, reasonable, overload capacity is strong, and power density is done, and failure rate is low, and is safe and reliable, can satisfy all kinds of angle of rake needs of boats and ships fully.The China that is through with does not have the history of small-scale workshops direct current ship propulsion electric machine.
Specific design scheme (bow thruster motor) is as follows: 1, the support of stator adopts Q235-A steel plate bending and molding, and rotor adopts the high quality silicon steel plate, and evidence can improve magnetic density with the monoblock steel plate greatly as magnetic conductive part.2, stator adopts uncompensated structure, further compression stroke.3, motor electromagnetic parameter superelevation design, heat load has reached 5500, and magnetic field intensity has reached 3.0T.4, bearing arrangement: this serial motors driving end adopts NU330ECM/C4-VA301, and non-transmision end adopts the structure of NJ320+HJ320ECM/C4-VA301.With NJ320+HJ320 combination bear rotor weight, motor can horizontally use, and also can vertically use.5, motor uses conical shaft extension.
Description of drawings
Fig. 1 is a structure chart of the present invention.
The left view of Fig. 2 Fig. 1.
Embodiment
Motor main parts size: 1, left end cap, 2, clutch shaft bearing, 3, the annular angle circle, 4, pressing plate, 5, the galvanized steel hex bolts, 6, drag washer, 7, internal bearing cover, 8, blower fan, 9, stator, 10, rotor, 11, right end cap, 12, flange, 13, second bearing, 14, outlet box, 15, support, 16, main shaft.
As shown in the figure: described shipping propulsion DC motor, comprise the left end cap 1 that is arranged at support 15 left ends, and be arranged at the right end cap 11 of support 15 right-hand members, and the left end of main shaft 16 utilizes clutch shaft bearing 2 to be installed on the left end cap 1, and the right-hand member of main shaft 16 utilizes second bearing 13 to be installed on the right end cap 11; And the right-hand member of main shaft 16 stretches out described right end cap 11, forms the shaft extension end; Be positioned at main shaft 16 rotor 10 is installed on a section of support 15, corresponding to the position of rotor 10 stator 9 is set at the inwall of support 15, described stator 9 is centered around the periphery of described rotor 10; Left end at main shaft 16 connects pressing plate 4, on the left of the inner ring of described clutch shaft bearing 2 and between the described pressing plate 4 annular angle circle 3 is being set, right side at clutch shaft bearing 2 is provided with the internal bearing cover 7 that is fixed on left end cap 1 inwall, there is axis hole in the central authorities of described internal bearing cover 7, and the left end of described main shaft 16 passes the axis hole of described internal bearing cover 7.
The left side of described main shaft 16 caves inward, and forms pit; The right side of described pressing plate 4 is outstanding to the right, forms the protuberance that coincide with the shape of described pit, and described protuberance is embedded in the described pit, makes 16 on pressing plate 4 and main shaft obtain good location.
The left end outer wall of the inner ring of described clutch shaft bearing 2 has chamfering; The knuckle that the outer rim setting of described annular angle circle 3 and described chamfering are coincide, described knuckle is embedded in the described chamfering.Utilize the knuckle of annular angle circle 3 can make clutch shaft bearing 2 obtain good location.The blower fan 8 of cooling effect has been set at the top of support 15 outsides; In the side of support 15 outlet box 14 is set.On the right-hand member of support 15, the right side of right end cap 11 flange 12 is set, is used for connection device; There is axis hole in the central authorities of described flange 12, and the shaft extension end of described main shaft 16 stretches out the axis hole of described flange 12 central authorities, so that by main shaft 16 output torques.
The left side of described right end cap 11 is outstanding left, forms the step of annular at the edge of right end cap 11; Described step is embedded in the axis hole that is arranged at support 15 right-hand members, right end cap 11 is positioned at the right-hand member of support 15.The shaft extension end of described main shaft 16 is tapered, makes the left end diameter of the right-hand member diameter of shaft extension end less than the shaft extension end.The described clutch shaft bearing 2 and second bearing 13 are single row roller bearing.
During installation, clutch shaft bearing 2 is used with annular angle circle 3 and is installed in the left end cap 1.The axial of main shaft 16 fixed with galvanized steel hex bolts 5, drag washer 6 and pressing plate 4.
During work: after terminal box 14 energisings, make stator 9 and rotor 10 all charged, under the action of a magnetic field of stator 9, rotor 10 stressed rotations are by main shaft 16 driving arrangements, transmitted power.The exciting voltage by changing stator 9 or the voltage of rotor 10, control motor torque and rotating speed that can be level and smooth be realized stepless speed regulation, even if motor also can be exported nominal torque during zero rotating speed.
Claims (7)
1. shipping propulsion DC motor, comprise the left end cap (1) that is arranged at support (15) left end, and be arranged at the right end cap (11) of support (15) right-hand member, the left end of main shaft (16) utilizes clutch shaft bearing (2) to be installed on the left end cap (1), and the right-hand member of main shaft (16) utilizes second bearing (13) to be installed on the right end cap (11); And the right-hand member of main shaft (16) stretches out described right end cap (11), forms the shaft extension end; Be positioned at one section of support (15) at main shaft (16) and go up rotor (10) is installed, corresponding to the position of rotor (10) stator (9) is set at the inwall of support (15), described stator (9) is centered around the periphery of described rotor (10); It is characterized in that: the left end at main shaft (16) connects pressing plate (4), on the left of the inner ring of described clutch shaft bearing (2) and between the described pressing plate (4) annular angle circle (3) is being set, right side at clutch shaft bearing (2) is provided with the internal bearing cover (7) that is fixed on left end cap (1) inwall, there is axis hole in the central authorities of described internal bearing cover (7), and the left end of described main shaft (16) passes the axis hole of described internal bearing cover (7);
The left end outer wall of the inner ring of described clutch shaft bearing (2) has chamfering; The knuckle that the outer rim setting of described annular angle circle (3) and described chamfering are coincide, described knuckle is embedded in the described chamfering.
2. shipping propulsion DC motor as claimed in claim 1 is characterized in that: the left side of described main shaft (16) caves inward, and forms pit; The right side of described pressing plate (4) is outstanding to the right, forms the protuberance that coincide with the shape of described pit, and described protuberance is embedded in the described pit.
3. shipping propulsion DC motor as claimed in claim 1 is characterized in that: the top in support (15) outside is provided with blower fan (8); In the side of support (15) outlet box (14) is set.
4. shipping propulsion DC motor as claimed in claim 1, it is characterized in that: flange (12) is set on the right-hand member of support (15), the right side of right end cap (11), there is axis hole in the central authorities of described flange (12), and the shaft extension end of described main shaft (16) stretches out the axis hole of described flange (12) central authorities.
5. shipping propulsion DC motor as claimed in claim 1 is characterized in that: the left side of described right end cap (11) is outstanding left, forms the step of annular at the edge of right end cap (11); Described step is embedded in the axis hole that is arranged at support (15) right-hand member, right end cap (11) is positioned at the right-hand member of support (15).
6. shipping propulsion DC motor as claimed in claim 1 is characterized in that: the shaft extension end of described main shaft (16) is tapered, makes the left end diameter of the right-hand member diameter of shaft extension end less than the shaft extension end.
7. shipping propulsion DC motor as claimed in claim 1 is characterized in that: described clutch shaft bearing (2) is single row roller bearing with second bearing (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102135182A CN101710753B (en) | 2009-11-05 | 2009-11-05 | Shipping propulsion DC motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102135182A CN101710753B (en) | 2009-11-05 | 2009-11-05 | Shipping propulsion DC motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101710753A CN101710753A (en) | 2010-05-19 |
| CN101710753B true CN101710753B (en) | 2011-12-21 |
Family
ID=42403517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102135182A Expired - Fee Related CN101710753B (en) | 2009-11-05 | 2009-11-05 | Shipping propulsion DC motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101710753B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2515860Y (en) * | 2001-12-20 | 2002-10-09 | 章丘海尔电机有限公司 | Electric motor with single side bearing hanging support |
| CN2560153Y (en) * | 2002-08-09 | 2003-07-09 | 张金铎 | Permanent magnetic asyn high-speed electric machine |
| CN101022237A (en) * | 2007-03-23 | 2007-08-22 | 中国北车集团永济电机厂 | Asynchronous motor for oil field welldrilling |
| CN200990545Y (en) * | 2006-12-22 | 2007-12-12 | 中国北车集团永济电机厂 | DC traction tachometering motor for narrow gage locomotive |
| CN201075747Y (en) * | 2007-08-29 | 2008-06-18 | 上海电气集团上海电机厂有限公司 | Structure of medium-sized vertical type DC machine |
| CN201549974U (en) * | 2009-11-05 | 2010-08-11 | 无锡哈电电机有限公司 | Ship propelling direct current motor |
-
2009
- 2009-11-05 CN CN2009102135182A patent/CN101710753B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2515860Y (en) * | 2001-12-20 | 2002-10-09 | 章丘海尔电机有限公司 | Electric motor with single side bearing hanging support |
| CN2560153Y (en) * | 2002-08-09 | 2003-07-09 | 张金铎 | Permanent magnetic asyn high-speed electric machine |
| CN200990545Y (en) * | 2006-12-22 | 2007-12-12 | 中国北车集团永济电机厂 | DC traction tachometering motor for narrow gage locomotive |
| CN101022237A (en) * | 2007-03-23 | 2007-08-22 | 中国北车集团永济电机厂 | Asynchronous motor for oil field welldrilling |
| CN201075747Y (en) * | 2007-08-29 | 2008-06-18 | 上海电气集团上海电机厂有限公司 | Structure of medium-sized vertical type DC machine |
| CN201549974U (en) * | 2009-11-05 | 2010-08-11 | 无锡哈电电机有限公司 | Ship propelling direct current motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101710753A (en) | 2010-05-19 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: WUXI SEC ELECTRIC MACHINERY CO., LTD. Free format text: FORMER NAME: WUXI HEC ELECTRIC MACHINERY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 214131, No. 2, Da Tong Road, Hua Zhen Town, Binhu District, Jiangsu, Wuxi Patentee after: Wuxi Zhong Dian Motor Co.,Ltd. Address before: 214131, No. 2, Da Tong Road, Hua Zhen Town, Binhu District, Jiangsu, Wuxi Patentee before: SEC Electric Machinery Co.,Ltd. |
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| CP03 | Change of name, title or address |
Address after: 214131, No. 777 Gao Lang Dong Road, Binhu District, Jiangsu, Wuxi Patentee after: Sec Electric Machinery Co.,Ltd. Address before: 214131, No. 2, Da Tong Road, Hua Zhen Town, Binhu District, Jiangsu, Wuxi Patentee before: Wuxi Zhong Dian Motor Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20201105 |