CN105827052A - Direct-current motor for full-closed type nuclear-grade direct-current electric device - Google Patents
Direct-current motor for full-closed type nuclear-grade direct-current electric device Download PDFInfo
- Publication number
- CN105827052A CN105827052A CN201610383286.5A CN201610383286A CN105827052A CN 105827052 A CN105827052 A CN 105827052A CN 201610383286 A CN201610383286 A CN 201610383286A CN 105827052 A CN105827052 A CN 105827052A
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- China
- Prior art keywords
- armature
- rear end
- plate
- main pole
- motor
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- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/006—Structural associations of commutators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/38—Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention provides a direct-current motor for a full-closed type nuclear-grade direct-current electric device .The direct-current motor for the full-closed type nuclear-grade direct-current electric device comprises a stator, a rotor, a base, a front end cover and a rear end cover .A full-closed space is defined by the front end cover, the base and the rear end cover .The stator is fixed to the base .The rotor is arranged in the stator .The rear end of a rotor shaft and the rear end cover are connected through a rear bearing .A window hole position of the rear end cover is sealed by a cover plate .According to the direct-current motor for the full-closed type nuclear-grade direct-current electric device, the front end cover and the rear end cover are additionally arranged, a full close type is formed, and the cover plate sealing structure is added to the view window position of the rear end cover, so that the overall protection level can reach IP68; polyimide insulation layers are adopted for a coil, a wire and a pressing plate in the motor, the insulation level reaches A level or above, and the requirement for using the direct-current motor in the nuclear power environment can be met.
Description
Technical field
The present invention relates to dc motor field, particularly relate to a kind of totally enclosed type core level direct current drive device dc motor.
Background technology
The dc motor of standard, degree of protection is the highest, generally P21, is up to IP44, and the class of insulation is up to F level, it is impossible to meet the harsh use environment of nuclear power.
Summary of the invention
For solving above-mentioned technical problem, the invention provides a kind of degree of protection and reach the high temperature resistant radiotolerant totally enclosed type core level direct current drive device dc motor of H level up to IP68, the class of insulation.
The technical solution adopted for the present invention to solve the technical problems is: totally enclosed type core level direct current drive device dc motor, it includes stator, rotor and support；The front end of described support is provided with drive end bearing bracket, rear end is provided with rear end cap；Described drive end bearing bracket, support and rear end cap surround a totally-enclosed space；Connected by sealing plate between described drive end bearing bracket and support；Described sealing plate is provided with O with the position of drive end bearing bracket contact；Described stator is fixed on support；Described rotor is arranged in the stator；The front end of the armature spindle of described rotor is connected by fore bearing with drive end bearing bracket, and the front end surrounding rotor axle of described fore bearing is provided with front back-up ring, is provided with outside framework oil seal between described front back-up ring and drive end bearing bracket；The rear end of described armature spindle is connected by rear bearing with rear end cap；Cover plate for sealing is passed through in the form hole site of described rear end cap.
Described stator is arranged by main pole and commutating pole and forms；Described main pole includes main pole iron core；The both sides of described main pole iron core are provided with compound excitation coil；Main pole insulation it is provided with between described compound excitation coil and main pole iron core；The top of described compound excitation coil is provided with main pole backing plate；The side of the close main pole insulation of described main pole backing plate is provided with damp-proof heating band；Described commutating pole includes commutating pole iron core and commutation coil and the commutating pole insulation being arranged between；The top of described commutation coil is provided with commutating pole backing plate.
Described rotor includes armature spindle, the armature plate being set on armature spindle and armature coil；Before and after described armature plate, both sides are each provided with armature end plate；Front and back the armature end plate of both sides is each provided with armature end circle near the side of armature spindle；It is additionally provided with lasso after the armature end plate of rear side；The periphery of described armature coil is provided with binding strap；Steel arch diverter it is additionally provided with on the second half section of described armature spindle.
Described steel arch diverter includes sleeve, trim ring, the V-ring being arranged on trim ring and the commutator segment group being stuck in V-ring；It is provided with hub insulation, described V-ring and hub insulation surface between described sleeve and commutator segment group and is respectively coated with high-temperature resistant silicone mica material as isolating separator layer.
The surface of described compound excitation coil, main pole backing plate, commutation coil and commutating pole backing plate is all provided with polyimide insulating barrier.
The surface of described armature coil and armature end plate is all provided with polyimide insulating barrier.
Beneficial effects of the present invention: the totally enclosed type core level direct current drive device dc motor of the present invention adds drive end bearing bracket and rear end cap, form totally enclosed type, and at the form hole of rear end cap, increasing cover plate for sealing structure so that overall degree of protection is up to IP68；Diverter uses steel, and insulated part wherein uses high temperature resistant mica insulation layer so that diverter can meet requirement high temperature resistant, radiotolerant；Polyimide insulating barrier is used for the coil in motor, wiring and pressing plate so that the class of insulation reaches and is higher than H level, it is possible to meet the requirement that direct current generator uses at nuclear power environment.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the totally enclosed type core level direct current drive device dc motor of embodiment；
Fig. 2 is the schematic diagram of the stator of the totally enclosed type core level direct current drive device dc motor of embodiment；
Fig. 3 is the generalized section of the B-B of Fig. 2；
Fig. 4 is the generalized section of the A-A of Fig. 2；
Fig. 5 is the schematic diagram of the rotor of the totally enclosed type core level direct current drive device dc motor of embodiment；
Fig. 6 is the schematic diagram of the steel arch diverter of the totally enclosed type core level direct current drive device dc motor of embodiment.
Detailed description of the invention
In order to deepen the understanding of the present invention, being described in further detail the present invention below in conjunction with drawings and Examples, this embodiment is only used for explaining the present invention, does not constitute protection scope of the present invention and limits.
Embodiment
As it is shown in figure 1, totally enclosed type core level direct current drive device dc motor, it includes stator 1, rotor 2 and support 3；The front end of described support 3 is provided with drive end bearing bracket 4, rear end is provided with rear end cap 5；Described drive end bearing bracket 4, support 3 and rear end cap 5 surround a totally-enclosed space；Connected by sealing plate 6 between described drive end bearing bracket 4 and support 3；The position that described sealing plate 6 contacts with drive end bearing bracket 4 is provided with O 7；Described stator 1 is fixed on support 3；Described rotor 2 is arranged in stator 1；The front end of the armature spindle 21 of described rotor 2 is connected by fore bearing 41 with drive end bearing bracket 4, and the front end surrounding rotor axle 21 of described fore bearing 41 is provided with front back-up ring 42, is provided with outside framework oil seal 43 between described front back-up ring 42 and drive end bearing bracket 4；The rear end of described armature spindle 21 is connected by rear bearing 52 with rear end cap 5；The form hole site of described rear end cap 5 is sealed by cover plate 51.
As shown in Figures 2 to 4, stator 1 is arranged by main pole 11 and commutating pole 12 and forms；Described main pole 11 includes main pole iron core 111；The both sides of described main pole iron core 111 are provided with compound excitation coil 112；Main pole insulation 113 it is provided with between described compound excitation coil 112 and main pole iron core 111；The top of described compound excitation coil 112 is provided with main pole backing plate 114；The side of the close main pole insulation 113 of described main pole backing plate 114 is provided with damp-proof heating band 115；Described commutating pole 12 includes commutating pole iron core 121 and commutation coil 122 and the commutating pole insulation 123 being arranged between；The top of described commutation coil 122 is provided with commutating pole backing plate 124.
As it is shown in figure 5, rotor 2 includes armature spindle 21, the armature plate 22 being set on armature spindle 21 and armature coil 24；Before and after described armature plate 22, both sides are each provided with armature end plate 23；Front and back the armature end plate 23 of both sides is each provided with armature end circle 25 near the side of armature spindle 21；It is additionally provided with lasso 26 after the armature end plate 23 of rear side；The periphery of described armature coil is provided with binding strap 27；Steel arch diverter 28 it is additionally provided with on the second half section of described armature spindle 21.
As shown in Figure 6, described steel arch diverter 28 includes sleeve 281, trim ring 285, the V-ring 282 being arranged on trim ring 285 and the commutator segment group 283 being stuck in V-ring；It is provided with hub insulation 284, described V-ring 282 and hub insulation 284 surface between described sleeve and commutator segment group and is respectively coated with 5250 types-high-temperature resistant silicone mica material as isolating separator layer 286.Wherein V-ring 282 and hub insulation 284 are structure as a whole further.
The surface of described compound excitation coil 112, main pole backing plate 114, commutation coil 122, commutating pole backing plate 124, armature coil 24 and armature end plate 23 is all provided with polyimide insulating barrier.
The totally enclosed type core level direct current drive device dc motor of the present embodiment adds drive end bearing bracket and rear end cap, forms totally enclosed type, and increases cover plate for sealing structure at the form hole of rear end cap so that overall degree of protection is up to IP68；Diverter uses steel, and insulated part wherein uses high temperature resistant mica insulation layer so that diverter can meet requirement high temperature resistant, radiotolerant；Polyimide insulating barrier is used for the coil in motor, wiring and pressing plate so that the class of insulation reaches and is higher than H level, it is possible to meet the requirement that direct current generator uses at nuclear power environment.
Above-described embodiment should not in any way limit the present invention, and the technical scheme that the mode of all employing equivalents or equivalency transform obtains all falls within protection scope of the present invention.
Claims (6)
1. totally enclosed type core level direct current drive device dc motor, it is characterised in that: it includes stator, rotor and support；The front end of described support is provided with drive end bearing bracket, rear end is provided with rear end cap；Described drive end bearing bracket, support and rear end cap surround a totally-enclosed space；Connected by sealing plate between described drive end bearing bracket and support；Described sealing plate is provided with O with the position of drive end bearing bracket contact；Described stator is fixed on support；Described rotor is arranged in the stator；The front end of the armature spindle of described rotor is connected by fore bearing with drive end bearing bracket, and the front end surrounding rotor axle of described fore bearing is provided with front back-up ring, is provided with outside framework oil seal between described front back-up ring and drive end bearing bracket；The rear end of described armature spindle is connected by rear bearing with rear end cap；Cover plate for sealing is passed through in the form hole site of described rear end cap.
Totally enclosed type core level direct current drive device dc motor the most according to claim 1, it is characterised in that: described stator is arranged by main pole and commutating pole and forms；Described main pole includes main pole iron core；The both sides of described main pole iron core are provided with compound excitation coil；Main pole insulation it is provided with between described compound excitation coil and main pole iron core；The top of described compound excitation coil is provided with main pole backing plate；The side of the close main pole insulation of described main pole backing plate is provided with damp-proof heating band；Described commutating pole includes commutating pole iron core and commutation coil and the commutating pole insulation being arranged between；The top of described commutation coil is provided with commutating pole backing plate.
Totally enclosed type core level direct current drive device dc motor the most according to claim 1, it is characterised in that: described rotor includes armature spindle, the armature plate being set on armature spindle and armature coil；Before and after described armature plate, both sides are each provided with armature end plate；Front and back the armature end plate of both sides is each provided with armature end circle near the side of armature spindle；It is additionally provided with lasso after the armature end plate of rear side；The periphery of described armature coil is provided with binding strap；Steel arch diverter it is additionally provided with on the second half section of described armature spindle.
Totally enclosed type core level direct current drive device dc motor the most according to claim 3, it is characterised in that: described steel arch diverter includes sleeve, trim ring, the V-ring being arranged on trim ring and the commutator segment group being stuck in V-ring；It is provided with hub insulation, described V-ring and hub insulation surface between described sleeve and commutator segment group and is respectively coated with high-temperature resistant silicone mica material as isolating separator layer.
Totally enclosed type core level direct current drive device dc motor the most according to claim 2, it is characterised in that: the surface of described compound excitation coil, main pole backing plate, commutation coil and commutating pole backing plate is all provided with polyimide insulating barrier.
Totally enclosed type core level direct current drive device dc motor the most according to claim 3, it is characterised in that: the surface of described armature coil and armature end plate is all provided with polyimide insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383286.5A CN105827052B (en) | 2016-06-02 | 2016-06-02 | Totally enclosed type nuclear leve direct current drive device dc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610383286.5A CN105827052B (en) | 2016-06-02 | 2016-06-02 | Totally enclosed type nuclear leve direct current drive device dc motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105827052A true CN105827052A (en) | 2016-08-03 |
| CN105827052B CN105827052B (en) | 2018-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610383286.5A Active CN105827052B (en) | 2016-06-02 | 2016-06-02 | Totally enclosed type nuclear leve direct current drive device dc motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN105827052B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201118409Y (en) * | 2007-08-21 | 2008-09-17 | 象山县东方汽车电机厂 | A permanent magnetic DC electromotor |
| CN201274447Y (en) * | 2008-08-29 | 2009-07-15 | 江苏航天动力机电有限公司 | DC motor armature end sheet construction |
| CN201307698Y (en) * | 2008-10-27 | 2009-09-09 | 西安西玛电机(集团)股份有限公司 | Motor product ground high voltage resistant commutator |
| CN103457431A (en) * | 2013-09-25 | 2013-12-18 | 西安泰富西玛电机有限公司 | Direct current motor for nuclear grade valve electric actuator |
| CN204131265U (en) * | 2014-09-23 | 2015-01-28 | 西安泰富西玛电机有限公司 | DC motor stator coil, stator and direct current machine |
| CN205882918U (en) * | 2016-06-02 | 2017-01-11 | 常州电站辅机总厂有限公司 | Totally enclosed nuclear level direct current dc motor for electric actuator |
-
2016
- 2016-06-02 CN CN201610383286.5A patent/CN105827052B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201118409Y (en) * | 2007-08-21 | 2008-09-17 | 象山县东方汽车电机厂 | A permanent magnetic DC electromotor |
| CN201274447Y (en) * | 2008-08-29 | 2009-07-15 | 江苏航天动力机电有限公司 | DC motor armature end sheet construction |
| CN201307698Y (en) * | 2008-10-27 | 2009-09-09 | 西安西玛电机(集团)股份有限公司 | Motor product ground high voltage resistant commutator |
| CN103457431A (en) * | 2013-09-25 | 2013-12-18 | 西安泰富西玛电机有限公司 | Direct current motor for nuclear grade valve electric actuator |
| CN204131265U (en) * | 2014-09-23 | 2015-01-28 | 西安泰富西玛电机有限公司 | DC motor stator coil, stator and direct current machine |
| CN205882918U (en) * | 2016-06-02 | 2017-01-11 | 常州电站辅机总厂有限公司 | Totally enclosed nuclear level direct current dc motor for electric actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105827052B (en) | 2018-11-20 |
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| CB02 | Change of applicant information |
Address after: Feng Qi Road, Wujin hi tech Development Zone, Changzhou City, Jiangsu Province, No. 8 213164 Applicant after: CHANGZHOU POWER STATION AUXILIARY EQUIPMENT CO.,LTD. Applicant after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Address before: Feng Qi Road, Wujin hi tech Development Zone, Changzhou City, Jiangsu Province, No. 8 213164 Applicant before: Changzhou Power Station Auxiliary Equipment Works Ltd. Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |
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| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213164 No. 8, Fengqi Road, Wujin high tech Development Zone, Changzhou City, Jiangsu Province Patentee after: CHANGZHOU POWER STATION AUXILIARY EQUIPMENT CO.,LTD. Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: 213164 No. 8, Fengqi Road, Wujin high tech Development Zone, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU POWER STATION AUXILIARY EQUIPMENT CO.,LTD. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address after: 213164 No. 8, Fengqi Road, Wujin high tech Development Zone, Changzhou City, Jiangsu Province Patentee after: CHANGZHOU POWER STATION AUXILIARY EQUIPMENT CO.,LTD. Patentee after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address before: 213164 No. 8, Fengqi Road, Wujin high tech Development Zone, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU POWER STATION AUXILIARY EQUIPMENT CO.,LTD. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |
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| CP01 | Change in the name or title of a patent holder |