CN109067068A - A kind of compression-resistant structure of deep water propulsion electric machine - Google Patents
A kind of compression-resistant structure of deep water propulsion electric machine Download PDFInfo
- Publication number
- CN109067068A CN109067068A CN201810983148.XA CN201810983148A CN109067068A CN 109067068 A CN109067068 A CN 109067068A CN 201810983148 A CN201810983148 A CN 201810983148A CN 109067068 A CN109067068 A CN 109067068A
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- China
- Prior art keywords
- shielding cylinder
- end cap
- electric motor
- annular groove
- cap
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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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/132—Submersible electric motors
-
- 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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/124—Sealing of shafts
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The problem of the invention discloses a kind of compression-resistant structures of deep water propulsion electric machine, and the sealing structure for solving existing deep-water motor is not scientific and reasonable, are unable to satisfy the job requirement of deep-water motor.Include base (2) left and right ends on be fixedly connected to electric motor end cap (1), shielding cylinder (4) are provided in the inner cavity of stator (3), an annular groove (10) is provided on the medial surface of two electric motor end caps (1) on the outside of machine shaft, the left end of shielding cylinder (4) is embedded in the annular groove on the inside of left end cap, the right end of shielding cylinder is embedded in the annular groove on the inside of right end cap, two electric motor end caps, base (2) and shielding cylinder form an enclosure space (6), oil pipe adapter (8) are provided on motor right end cap, oil filler point in oil pipe adapter is connected to enclosure space (6), pressure-adjustable filling pump is connected on oil pipe adapter.Electric machine stand anti-pressure ability further strengthens.
Description
Technical field
The present invention relates to a kind of deep water propulsion electric machine, in particular to a kind of water resistant laminated structure of deep water propulsion electric machine.
Background technique
Carry out promoting the motor of work in deep water, it usually needs have resistant to pressure and water-impervious ability.Currently, having
There are two types of conventional structure modes used by the motor of above functions: one is promote the tree that encapsulating is special in stator to deep water
Rouge, to fill type chamber and the gap inside stator winding, between end and base, reach sealed stator effect, make motor stator at
For a solid entity, with balance motor outside hydraulic pressure pressure；Second is that the oil with pressure is directly filled with into motor, is passed through
Adjust the hydraulic pressure that compensation oil pressure carrys out the outer deep water of balance motor.For the first structure type, encapsulating need special equipment and
Special resin, encapsulating want closely knit, and without subtle stomata, and current dosing technology is immature, cannot reach good encapsulating
Effect；For second of structure type, difficult point is sealed at this and is prone to wear, and in depth in the sealing of motor rotation portion
The phenomenon that being easy to appear oil leak under marine high pressure does not meet environmental requirement, and seal durability is limited, needs periodically more
It changes, supplements pressure oil.When rotor high speed rotation, scraggly winding end face forms biggish oil resistance, influences electric efficiency.It is existing
Some sealing structures are not scientific and reasonable, are unable to satisfy the job requirement of deep-water motor.
Summary of the invention
The present invention provides a kind of compression-resistant structures of deep water propulsion electric machine, solve the sealing structure of existing deep-water motor
It is not scientific and reasonable, the technical issues of being unable to satisfy the job requirement of deep-water motor.
The present invention is to solve the above technical problem by the following technical programs:
A kind of compression-resistant structure of deep water propulsion electric machine, including machine shaft, base, electric motor end cap and stator, are arranged in base
There is stator, be fixedly connected to electric motor end cap in the left and right ends of base, is provided with shielding cylinder in the inner cavity of stator,
An annular groove is provided on the medial surface of two electric motor end caps on the outside of machine shaft, the left end of shielding cylinder is embedded in
In annular groove on the inside of left end cap, the right end of shielding cylinder is embedded in the annular groove on the inside of right end cap, two electric motor end caps,
Base and shielding cylinder form an enclosure space, are provided with oil pipe adapter on motor right end cap, in oil pipe adapter
Oil filler point is connected together with enclosure space, and pressure-adjustable filling pump is connected on oil pipe adapter.
Shielding cylinder sealing ring is provided between electric motor end cap and shielding cylinder, base end face and electric motor end cap it
Between be provided with end cap seal circle.
The end of shielding cylinder is provided with cone cell guide head, the cone cell guide head of shielding cylinder end and annular groove
It is provided with fit-up gap between slot bottom, is provided with change between the cone cell guide head of shielding cylinder end and the side wall of annular groove
Shape gap.
It is set with permeability magnetic material cylinder on machine shaft, is provided with magnet steel on the lateral surface of permeability magnetic material cylinder,
The both ends of permeability magnetic material cylinder and magnet steel are provided with retaining ring, are provided with not on the lateral surface of retaining ring and on the lateral surface of magnet steel
Rust steel cylindrical cap, is provided with stainless steel cylindrical cap sealing ring, in stainless steel between stainless steel cylindrical cap and the lateral surface of retaining ring
Rolling groove is provided in stainless steel cylindrical cap on the outside of cylindrical cap sealing ring.
Present invention efficiently solves the poorly sealed close problem of electric machine stand, electric machine stand anti-pressure ability further adds
By force, the promotion in deep water is more smooth.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of motor seal chamber of the invention；
Fig. 3 is the sealed structural schematic diagram of rotor of the invention；
Fig. 4 is fiting relation figure between electric motor end cap of the invention (1) and shielding cylinder (4) end.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
A kind of base compression-resistant structure of deep water propulsion electric machine, including machine shaft 11, base 2, electric motor end cap 1 and stator 3, in machine
It is provided with stator 3 in seat 2, electric motor end cap 1 is fixedly connected in the left and right ends of base 2, is set in the inner cavity of stator 3
It is equipped with shielding cylinder 4, an annular groove 10 is provided on the medial surface of two electric motor end caps 1 on the outside of machine shaft, is shielded
It covers in the annular groove that the left end of cylinder 4 is embedded on the inside of left end cap, the right end of shielding cylinder 4 is embedded in the ring on the inside of right end cap
In connected in star, two electric motor end caps, base 2 and shielding cylinder 4 form an enclosure space 6, are provided with oil on motor right end cap
Pipe adapter 8, the oil filler point in oil pipe adapter 8 are connected together with enclosure space 6, and being connected on oil pipe adapter 8 can
Pressure regulation filling pump.
Shielding cylinder sealing ring 5, end face and motor side in base 2 are provided between electric motor end cap 1 and shielding cylinder 4
End cap seal circle 7 is provided between lid 1.
The end of shielding cylinder 4 is provided with cone cell guide head 18, the cone cell guide head 18 and annular of 4 end of shielding cylinder
Fit-up gap δ is provided between the slot bottom of groove 10, in the cone cell guide head 18 of 4 end of shielding cylinder and the side of annular groove 10
Deformation gap a is provided between wall.
It is set with permeability magnetic material cylinder 12 on machine shaft 11, is provided with magnetic on the lateral surface of permeability magnetic material cylinder 12
Steel 13 is provided with retaining ring 15 at the both ends of permeability magnetic material cylinder 12 and magnet steel 13, on the lateral surface of retaining ring 15 and magnet steel 13
Lateral surface on be provided with stainless steel cylindrical cap 14, be provided between stainless steel cylindrical cap 14 and the lateral surface of retaining ring 15 stainless
Steel cylindrical cap sealing ring 16 is provided with rolling groove in the stainless steel cylindrical cap 14 in 16 outside of stainless steel cylindrical cap sealing ring
17；Sealed groove is provided in the inner ring of retaining ring 15, retaining ring 15, machine shaft 11 and sealing ring form sealing surface；Motor turns
Permeability magnetic material cylinder 12 and magnet steel 13 are sealed in the inside by axis 11, retaining ring 15, stainless steel cylindrical cap sealing ring 16 and sealing ring, are prevented
Only seawater corrosion.
Seawater is entered in rotor and stator type chamber by water lubriucated bearing gap, and rotor outer circle stainless steel cylindrical cap 14 is smooth
Disc it is intracavitary in stator can cylinder 4 is smooth run at high speed, water resistance is effectively reduced.
Claims (4)
1. a kind of compression-resistant structure of deep water propulsion electric machine, including machine shaft (11), base (2), electric motor end cap (1) and stator
(3), it is provided in base (2) stator (3), electric motor end cap (1) is fixedly connected in the left and right ends of base (2),
It is characterized in that, shielding cylinder (4) are provided in the inner cavity of stator (3), two electric motor end caps (1) on the outside of machine shaft
An annular groove (10) is provided on medial surface, the left end of shielding cylinder (4) is embedded in the annular groove on the inside of left end cap
In, the right end of shielding cylinder (4) is embedded in the annular groove on the inside of right end cap, two electric motor end caps, base (2) and shielding cylinder
(4) enclosure space (6) is formed, is provided on motor right end cap oil pipe adapter (8), the note in oil pipe adapter (8)
Oilhole is connected together with enclosure space (6), is connected with pressure-adjustable filling pump on oil pipe adapter (8).
2. a kind of compression-resistant structure of deep water propulsion electric machine according to claim 1, which is characterized in that in electric motor end cap (1)
It is provided with shielding cylinder sealing ring (5) between shielding cylinder (4), is arranged between the end face and electric motor end cap (1) of base (2)
There are end cap seal circle (7).
3. a kind of compression-resistant structure of deep water propulsion electric machine according to claim 2, which is characterized in that in shielding cylinder (4)
End be provided with cone cell guide head (18), the slot of the cone cell guide head (18) of shielding cylinder (4) end and annular groove (10)
Fit-up gap (δ) is provided between bottom, in the cone cell guide head (18) of shielding cylinder (4) end and the side wall of annular groove (10)
Between be provided with deformation gap (a).
4. a kind of compression-resistant structure of deep water propulsion electric machine according to claim 3, which is characterized in that in machine shaft (11)
On be set with permeability magnetic material cylinder (12), magnet steel (13) are provided on the lateral surface of permeability magnetic material cylinder (12), in magnetic conduction material
The both ends of barrel body (12) and magnet steel (13) are provided with retaining ring (15), on the lateral surface of retaining ring (15) and magnet steel (13) it is outer
It is provided with stainless steel cylindrical cap (14) on side, is provided with not between stainless steel cylindrical cap (14) and the lateral surface of retaining ring (15)
It becomes rusty steel cylindrical cap sealing ring (16), is provided with rolling in the stainless steel cylindrical cap (14) on the outside of stainless steel cylindrical cap sealing ring (16)
It presses slot (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810983148.XA CN109067068B (en) | 2018-08-27 | 2018-08-27 | Compression-resistant structure of deepwater propulsion motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810983148.XA CN109067068B (en) | 2018-08-27 | 2018-08-27 | Compression-resistant structure of deepwater propulsion motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109067068A true CN109067068A (en) | 2018-12-21 |
| CN109067068B CN109067068B (en) | 2023-09-01 |
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ID=64756218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810983148.XA Active CN109067068B (en) | 2018-08-27 | 2018-08-27 | Compression-resistant structure of deepwater propulsion motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN109067068B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5567133A (en) * | 1993-07-16 | 1996-10-22 | Ebara Corporation | Canned motor and pump employing such canned motor |
| CN101359849A (en) * | 2008-09-16 | 2009-02-04 | 山东大学 | Shielding motor in high-voltage and ultra-high-voltage environment |
| CN102437679A (en) * | 2011-12-26 | 2012-05-02 | 中船重工电机科技股份有限公司 | All-statically sealed low-speed submersible motor |
| CN103095023A (en) * | 2013-01-16 | 2013-05-08 | 大连理工大学 | Sealing structure for high-pressure seamless attach in nuclear main pump sartor shielding sleeve |
| CN105119414A (en) * | 2015-09-29 | 2015-12-02 | 珠海凯邦电机制造有限公司 | Rotating shaft axial limiting structure and motor |
| CN205864164U (en) * | 2016-08-12 | 2017-01-04 | 卧龙电气集团股份有限公司 | A kind of exempt from double flange vertical vibrating motors that bolt is fixing |
| CN106640681A (en) * | 2017-01-06 | 2017-05-10 | 江苏朗信电气有限公司 | Brushless electronic water pump |
| CN206180732U (en) * | 2016-11-16 | 2017-05-17 | 大连达尔马电机有限公司 | Permanent -magnet direct -drive motor for masticator |
| CN206673799U (en) * | 2016-10-31 | 2017-11-24 | 北京精密机电控制设备研究所 | A kind of double remaining permanent magnet synchronous servo motors of tandem |
| CN208835896U (en) * | 2018-08-27 | 2019-05-07 | 中船重工电机科技股份有限公司 | A kind of compression-resistant structure of deep water propulsion electric machine |
-
2018
- 2018-08-27 CN CN201810983148.XA patent/CN109067068B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5567133A (en) * | 1993-07-16 | 1996-10-22 | Ebara Corporation | Canned motor and pump employing such canned motor |
| CN101359849A (en) * | 2008-09-16 | 2009-02-04 | 山东大学 | Shielding motor in high-voltage and ultra-high-voltage environment |
| CN102437679A (en) * | 2011-12-26 | 2012-05-02 | 中船重工电机科技股份有限公司 | All-statically sealed low-speed submersible motor |
| CN103095023A (en) * | 2013-01-16 | 2013-05-08 | 大连理工大学 | Sealing structure for high-pressure seamless attach in nuclear main pump sartor shielding sleeve |
| CN105119414A (en) * | 2015-09-29 | 2015-12-02 | 珠海凯邦电机制造有限公司 | Rotating shaft axial limiting structure and motor |
| CN205864164U (en) * | 2016-08-12 | 2017-01-04 | 卧龙电气集团股份有限公司 | A kind of exempt from double flange vertical vibrating motors that bolt is fixing |
| CN206673799U (en) * | 2016-10-31 | 2017-11-24 | 北京精密机电控制设备研究所 | A kind of double remaining permanent magnet synchronous servo motors of tandem |
| CN206180732U (en) * | 2016-11-16 | 2017-05-17 | 大连达尔马电机有限公司 | Permanent -magnet direct -drive motor for masticator |
| CN106640681A (en) * | 2017-01-06 | 2017-05-10 | 江苏朗信电气有限公司 | Brushless electronic water pump |
| CN208835896U (en) * | 2018-08-27 | 2019-05-07 | 中船重工电机科技股份有限公司 | A kind of compression-resistant structure of deep water propulsion electric machine |
Non-Patent Citations (1)
| Title |
|---|
| 梁洪涛;汪伟;李春廷;付长虹;: "新型全氢冷发电机特点", 上海大中型电机, no. 03, pages 1 - 3 * |
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| Publication number | Publication date |
|---|---|
| CN109067068B (en) | 2023-09-01 |
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