CN108023431A - A kind of insulation bearing base device - Google Patents
A kind of insulation bearing base device Download PDFInfo
- Publication number
- CN108023431A CN108023431A CN201711271379.XA CN201711271379A CN108023431A CN 108023431 A CN108023431 A CN 108023431A CN 201711271379 A CN201711271379 A CN 201711271379A CN 108023431 A CN108023431 A CN 108023431A
- Authority
- CN
- China
- Prior art keywords
- flange
- bearing
- periphery
- end cap
- insulated
- 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.)
- Pending
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 36
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 31
- 125000006850 spacer group Chemical group 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000012212 insulator Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- 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
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The present invention relates to a kind of insulation bearing base device, including main shaft, bearing, insulated bearing pedestal flange and end cap flange；For the bearing holder (housing, cover) on the main shaft, the insulated bearing pedestal flange sleeve is mounted in the periphery of the bearing；The end cap flange sleeve is mounted in the periphery of the insulated bearing pedestal flange, and the first fixing bolt is equipped with the shoulder of the end cap flange and the insulated bearing pedestal flange；The part that the first fixing bolt periphery corresponds to the end cap flange is cased with insulating sleeve, and insulation spacer is equipped between the end face of its head and the end cap flange；The bearing both ends of the surface are corresponded on the main shaft and are respectively fixed with interior oil cap and outer oil cap, is corresponded on the main shaft and is set with oil baffle, dogbolt safety plate and dogbolt successively along the direction away from the bearing at the position in the outer oil cap.The beneficial effects of the invention are as follows：Solve the problems, such as that the conventional insulator bearing block flange service life is shorter, extend conventional insulator bearing block flange service life.
Description
Technical field
The present invention relates to motor accessories field, and in particular to a kind of insulation bearing base device.
Background technology
Caused shaft current can produce galvano-cautery to bearing in motor operation, it can aggravate the damage of bearing.Solution at present
Certainly the method for the above problem is mainly to bearing insulation, for example with insulation bearing, insulated bearing pedestal flange, but insulation bearing valency
Lattice are sufficiently expensive, and restricted lifetime；In addition, using traditional insulated bearing pedestal flange, the insulating layer of bearing block flange directly with
End cap flange contact, when motor operation, caused vibration formed the friction to bearing block flange insulating layer, caused bearing block method
The service life of blue insulating layer is shorter.
The content of the invention
In conclusion being overcome the deficiencies in the prior art, the technical problems to be solved by the invention are to provide a kind of insulation
Bearing holder device.
The technical solution that the present invention solves above-mentioned technical problem is as follows：A kind of insulation bearing base device, including main shaft, axis
Hold, insulated bearing pedestal flange and end cap flange；On the main shaft, the insulated bearing pedestal flange sleeve is mounted in the bearing holder (housing, cover)
The periphery of the bearing；The inner circumferential of the end cap flange and the periphery of the insulated bearing pedestal flange are equipped with the shoulder to cooperate
Structure, and the end cap flange is sleeved on the periphery of the insulated bearing pedestal flange by the shoulder structure, in the end cap
The shoulder of flange and the insulated bearing pedestal flange is equipped with the first fixing bolt for being fixed together both；Described
The part that one fixing bolt periphery corresponds to the end cap flange is cased with insulating sleeve, the end face of its head and the end cap flange it
Between be equipped with insulation spacer；
The bearing both ends of the surface are corresponded on the main shaft and are respectively fixed with interior oil cap and outer oil cap, institute is corresponded on the main shaft
State and be set with oil baffle, dogbolt safety plate and stop successively along the direction away from the bearing at the position in outer oil cap
Bolt.
The beneficial effects of the invention are as follows：Solve the problems, such as that the conventional insulator bearing block flange service life is shorter, extend conventional insulator
The service life of bearing block flange.
Based on the above technical solutions, the present invention can also be improved as follows：
Further, the insulated bearing pedestal flange includes bearing block flange, bearing block flange insulating layer and insulation retaining ring；Institute
The periphery for stating bearing block flange is equipped with the shoulder structure to cooperate with the inner circumferential of the end cap flange, it is sleeved on the bearing
Periphery；The bearing block flange insulating layer suit is embedded on the shoulder of the bearing block flange periphery, the insulation retaining ring
The periphery of the bearing block flange insulating layer is interference fitted in so that bearing block flange insulating layer is fixed to the bearing block flange
On the shoulder of periphery, and the bearing block flange insulating layer and the insulation retaining ring are in the end cap flange and the insulation
Between bearing block flange.
It is using the above-mentioned further beneficial effect of scheme：The periphery of bearing block flange insulating layer is equipped with dead ring, insulation
Ring can reduce friction of the vibration of motor operation generation to bearing block flange insulating layer, so as to extend bearing block flange insulating layer
Service life.
Further, the second bolt is further included, interior oil cap described in second bolt-through, the bearing block flange and described
It is fixedly connected after outer oil cap and by three.
Brief description of the drawings
Fig. 1 is the side view of the present invention；
Fig. 2 is the A-A sectional views of Fig. 1；
Fig. 3 is the B enlarged drawings of Fig. 2；
Fig. 4 is the installation diagram of insulated bearing pedestal flange.
In attached drawing, parts list represented by the reference numerals is as follows：
1. main shaft, oil cap in 2., 3. bearing block flanges, 4. bearing block flange insulating layers, 5. insulation retaining rings, 6. bearings, 7.
Oil baffle, 8. dogbolt safety plates, 9. dogbolts, 10. outer oil caps, 11. end cap flanges, 12. insulating sleeves, 13. insulation
Gasket, 14. fixing bolts, 15. fixing bolts.
Embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figure 1, a kind of insulation bearing base device, including main shaft 1, bearing 6, insulated bearing pedestal flange and end cap flange
11.The bearing 6 is sleeved on the main shaft 1, and the insulated bearing pedestal flange sleeve is mounted in the periphery of the bearing 6.The end
The periphery of the inner circumferential of lid flange 11 and the insulated bearing pedestal flange is equipped with the shoulder structure to cooperate, and the end cap method
Orchid 11 is sleeved on the periphery of the insulated bearing pedestal flange by the shoulder structure, in the end cap flange 11 and the shaft insulation
The shoulder of bearing flange is equipped with the first fixing bolt 14 for being fixed together both.Outside first fixing bolt 14
The part that week corresponds to the end cap flange 11 is cased with insulating sleeve 12, is equipped between the end face of its head and the end cap flange 11
Insulation spacer 13.6 both ends of the surface of bearing are corresponded on the main shaft 1 and are respectively fixed with interior oil cap 2 and outer oil cap 10, the main shaft
Corresponded on 1 and be set with oil baffle 7, stop spiral shell successively along the direction away from the bearing 6 at the position in the outer oil cap 10
Bolt safety plate 8 and dogbolt 9.
The insulated bearing pedestal flange includes bearing block flange 3, bearing block flange insulating layer 4 and insulation retaining ring 5；The axis
The periphery of bearing flange 3 is equipped with the shoulder structure to cooperate with the inner circumferential of the end cap flange 11, it is sleeved on the bearing 6
Periphery；The suit of bearing block flange insulating layer 4 is embedded on the shoulder of 3 periphery of bearing block flange, the insulation shield
Ring 5 is interference fitted in the periphery of the bearing block flange insulating layer 4 so that bearing block flange insulating layer 4 is fixed to the bearing block
On the shoulder of 3 periphery of flange, and the bearing block flange insulating layer 4 and the insulation retaining ring 5 are in the end cap flange 11
Between the insulated bearing pedestal flange 3.The insulation bearing base device further includes the second bolt 15, and second bolt 15 runs through
It is fixedly connected after the interior oil cap 2, the bearing block flange 3 and the outer oil cap 10 and by three.
The mounting surface that bearing block flange insulating layer 4 is embedded in bearing block flange 3 is sleeved on the platform of 3 periphery of bearing block flange
On shoulder, insulation retaining ring 5 is installed with the interference fit of bearing block flange insulating layer 4, so as to make bearing block flange 3, bearing block flange exhausted
It is insulated bearing pedestal flange that edge layer 4 and 5 three of insulation retaining ring, which form a close entirety,.Insulating sleeve 12 is through end cap method
Mounting hole on blue 11 shoulders, insulation spacer 13 are located at the end face of end cap flange 11, and the first fixing bolt 14 is through insulation sleeve
Pipe 12 fixes insulated bearing pedestal flange and end cap flange 11.Bearing 6 is located in insulated bearing pedestal flange, it is in interference fit with master
On axis 1.Oil baffle 7 is in interference fit with main shaft 1 and is located at 6 end face of bearing.Dogbolt safety plate 8 is located at shelves scraper ring 7 and stop
Between bolt 9.Interior oil cap 2 is located at the both sides of 6 end face of insulated bearing pedestal flange or bearing, the second fixing bolt 15 with outer oil cap 10
Through interior oil cap 2, insulated bearing pedestal flange and outer oil cap 10, three is connected and is fixed.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of insulation bearing base device, it is characterised in that including main shaft (1), bearing (6), insulated bearing pedestal flange and end cap
Flange (11)；The bearing (6) is sleeved on the main shaft (1), and the insulated bearing pedestal flange sleeve is mounted in the bearing (6)
Periphery；The inner circumferential of the end cap flange (11) is equipped with the shoulder structure to cooperate with the periphery of the insulated bearing pedestal flange,
And the end cap flange (11) is sleeved on the periphery of the insulated bearing pedestal flange by the shoulder structure, in the end cap method
The shoulder of blue (11) and the insulated bearing pedestal flange is equipped with the first fixing bolt (14) for being fixed together both；
The part that first fixing bolt (14) periphery corresponds to the end cap flange (11) is cased with insulating sleeve (12), its head and institute
State and be equipped with insulation spacer (13) between the end face of end cap flange (11)；
The bearing (6) both ends of the surface are corresponded on the main shaft (1) and are respectively fixed with interior oil cap (2) and outer oil cap (10), the master
Corresponded on axis (1) and be set with oil baffle successively along the direction away from the bearing (6) at the position in the outer oil cap (10)
(7), dogbolt safety plate (8) and dogbolt (9).
2. insulation bearing base device according to claim 1, it is characterised in that the insulated bearing pedestal flange includes bearing
Seat flange (3), bearing block flange insulating layer (4) and insulation retaining ring (5)；The periphery of the bearing block flange (3) be equipped with it is described
The shoulder structure that the inner circumferential of end cap flange (11) cooperates, it is sleeved on the periphery of the bearing (6)；The bearing block flange
Insulating layer (4) suit is embedded on the shoulder of the bearing block flange (3) periphery, and the insulation retaining ring (5) is interference fitted in institute
The periphery of bearing block flange insulating layer (4) is stated so that bearing block flange insulating layer (4) is fixed to the bearing block flange (3) periphery
Shoulder on, and the bearing block flange insulating layer (4) and it is described insulation retaining ring (5) be in the end cap flange (11) and institute
State between insulated bearing pedestal flange (3).
3. insulation bearing base device according to claim 1 or 2, it is characterised in that the second bolt (15) is further included, it is described
Second bolt (15) afterwards and is fixed three through interior oil cap (2), the bearing block flange (3) and the outer oil cap (10)
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271379.XA CN108023431A (en) | 2017-12-05 | 2017-12-05 | A kind of insulation bearing base device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271379.XA CN108023431A (en) | 2017-12-05 | 2017-12-05 | A kind of insulation bearing base device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108023431A true CN108023431A (en) | 2018-05-11 |
Family
ID=62078716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711271379.XA Pending CN108023431A (en) | 2017-12-05 | 2017-12-05 | A kind of insulation bearing base device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108023431A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398759A (en) * | 2018-09-17 | 2019-03-01 | 上海航天设备制造总厂有限公司 | A kind of driving mechanism is insulated precision control device and its installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201403016Y (en) * | 2009-04-17 | 2010-02-10 | 上海宝钢设备检修有限公司 | Shaft current prevention motor end cover structure |
| CN204205796U (en) * | 2014-12-03 | 2015-03-11 | 佛山市顺德区信源电机有限公司 | A kind of bearing insulation structure of variable-frequency motor |
| CN204512205U (en) * | 2015-04-09 | 2015-07-29 | 成都佳电电机有限公司 | A kind of wind-driven generator insulation bearing nested structure |
| CN106787371A (en) * | 2015-11-23 | 2017-05-31 | 湖南崇德工业科技有限公司 | Generator and insulating end cover for motor insulation system |
| CN207442596U (en) * | 2017-12-05 | 2018-06-01 | 广西恒达电机科技有限公司 | A kind of insulation bearing base device |
-
2017
- 2017-12-05 CN CN201711271379.XA patent/CN108023431A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201403016Y (en) * | 2009-04-17 | 2010-02-10 | 上海宝钢设备检修有限公司 | Shaft current prevention motor end cover structure |
| CN204205796U (en) * | 2014-12-03 | 2015-03-11 | 佛山市顺德区信源电机有限公司 | A kind of bearing insulation structure of variable-frequency motor |
| CN204512205U (en) * | 2015-04-09 | 2015-07-29 | 成都佳电电机有限公司 | A kind of wind-driven generator insulation bearing nested structure |
| CN106787371A (en) * | 2015-11-23 | 2017-05-31 | 湖南崇德工业科技有限公司 | Generator and insulating end cover for motor insulation system |
| CN207442596U (en) * | 2017-12-05 | 2018-06-01 | 广西恒达电机科技有限公司 | A kind of insulation bearing base device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398759A (en) * | 2018-09-17 | 2019-03-01 | 上海航天设备制造总厂有限公司 | A kind of driving mechanism is insulated precision control device and its installation method |
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