CN205882918U - Totally enclosed nuclear level direct current dc motor for electric actuator - Google Patents
Totally enclosed nuclear level direct current dc motor for electric actuator Download PDFInfo
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- CN205882918U CN205882918U CN201620525833.4U CN201620525833U CN205882918U CN 205882918 U CN205882918 U CN 205882918U CN 201620525833 U CN201620525833 U CN 201620525833U CN 205882918 U CN205882918 U CN 205882918U
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Abstract
The utility model provides a totally enclosed nuclear level direct current dc motor for electric actuator. Totally enclosed nuclear level direct current dc motor for electric actuator is including stator, rotor, frame, front end housing and rear end cap, front end housing, frame and rear end cap enclose into a totally closed space, the stator is fixed on the frame, the rotor sets up in the stator, the rear end and the rear end cap of rotor shaft pass through the rear bearing and are connected, the window hole position of rear end cap is sealed through the apron. The utility model discloses a totally enclosed nuclear level direct current dc motor for electric actuator has increased front end housing and rear end cap, forms totally enclosed to and at the window hole of the rear end cap increase apron seal structure of department, make holistic protection level can reach IP68, coil, wiring and clamp plate in the motor adopt the polyimides insulating layer for insulation level reaches and is higher than the H level, can satisfy the requirement that direct current motor used at the nuclear power environment.
Description
Technical field
This utility model relates to dc motor field, particularly relates 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.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of degree of protection and reaches 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.
This utility model solves its technical problem the technical scheme is that totally enclosed type core level direct current drive device dc motor, and 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.
The beneficial effects of the utility model: totally enclosed type core level direct current drive device dc motor of the present utility model 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 understanding of the present utility model, being described in further detail this utility model below in conjunction with drawings and Examples, this embodiment is only used for explaining this utility model, does not constitute protection domain of the present utility model 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.Improve V-ring 282 the most further and hub insulation 284 can be structure as a whole.
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 this utility model, and the technical scheme that the mode of all employing equivalents or equivalency transform obtains all falls within protection domain of the present utility model.
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 |
|---|---|---|---|
| CN201620525833.4U CN205882918U (en) | 2016-06-02 | 2016-06-02 | Totally enclosed nuclear level direct current dc motor for electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620525833.4U CN205882918U (en) | 2016-06-02 | 2016-06-02 | Totally enclosed nuclear level direct current dc motor for electric actuator |
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| Publication Number | Publication Date |
|---|---|
| CN205882918U true CN205882918U (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620525833.4U Active CN205882918U (en) | 2016-06-02 | 2016-06-02 | Totally enclosed nuclear level direct current dc motor for electric actuator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827052A (en) * | 2016-06-02 | 2016-08-03 | 常州电站辅机总厂有限公司 | Direct-current motor for full-closed type nuclear-grade direct-current electric device |
| CN106915384A (en) * | 2017-04-01 | 2017-07-04 | 厦门市福工动力技术有限公司 | The control system and its control method of a kind of electric hydraulic power-assisted steering |
| CN107054457A (en) * | 2017-04-01 | 2017-08-18 | 厦门市福工动力技术有限公司 | A kind of control system and its control method of new-energy automobile hydraulic power-assisted steering |
-
2016
- 2016-06-02 CN CN201620525833.4U patent/CN205882918U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827052A (en) * | 2016-06-02 | 2016-08-03 | 常州电站辅机总厂有限公司 | Direct-current motor for full-closed type nuclear-grade direct-current electric device |
| CN105827052B (en) * | 2016-06-02 | 2018-11-20 | 常州电站辅机股份有限公司 | Totally enclosed type nuclear leve direct current drive device dc motor |
| CN106915384A (en) * | 2017-04-01 | 2017-07-04 | 厦门市福工动力技术有限公司 | The control system and its control method of a kind of electric hydraulic power-assisted steering |
| CN107054457A (en) * | 2017-04-01 | 2017-08-18 | 厦门市福工动力技术有限公司 | A kind of control system and its control method of new-energy automobile hydraulic power-assisted steering |
| CN107054457B (en) * | 2017-04-01 | 2023-11-10 | 厦门市福工动力技术有限公司 | Control system and control method for hydraulic power steering of new energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Feng Qi Road, Wujin hi tech Development Zone, Changzhou City, Jiangsu Province, No. 8 213164 Patentee after: CHANGZHOU POWER STATION AUXILIARY EQUIPMENT CO.,LTD. Patentee after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Address before: Feng Qi Road, Wujin hi tech Development Zone, Changzhou City, Jiangsu Province, No. 8 213164 Patentee before: Changzhou Power Station Auxiliary Equipment Works Ltd. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder | ||
| 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 & 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 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. |
|
| CP01 | Change in the name or title of a patent holder |