CN109639023A - The motor of oil-leakage-prevention temperature rise and the method for preventing motor exterior and interior cover oil leak bearing temperature rise - Google Patents
The motor of oil-leakage-prevention temperature rise and the method for preventing motor exterior and interior cover oil leak bearing temperature rise Download PDFInfo
- Publication number
- CN109639023A CN109639023A CN201811554481.5A CN201811554481A CN109639023A CN 109639023 A CN109639023 A CN 109639023A CN 201811554481 A CN201811554481 A CN 201811554481A CN 109639023 A CN109639023 A CN 109639023A
- Authority
- CN
- China
- Prior art keywords
- bearing
- motor
- cover
- temperature rise
- oil
- 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
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 239000004519 grease Substances 0.000 claims description 10
- 230000001050 lubricating effect Effects 0.000 claims description 8
- 238000005461 lubrication Methods 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000005065 mining Methods 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010338 mechanical breakdown 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- 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
Abstract
A kind of motor of oil-leakage-prevention temperature rise includes casing, end cap, internal bearing cover, bearing cover, shaft, bearing, stator and rotor, stator, rotor and shaft are fitted in casing, internal bearing cover is fitted in the rear of end cap, bearing cover is fitted in the front of end cap, bearing is fitted in shaft, and the motor of oil-leakage-prevention temperature rise further includes V-type oil sealing, and V-type oil sealing is fitted between internal bearing cover and bearing cover, oiling channel is set on bearing cover and end cap, and oiling channel is communicated with bearing chamber.The present invention also provides a kind of methods for preventing motor exterior and interior cover oil leak bearing temperature rise.Using present invention improves over the bearing arrangements of motor, preferably solves the problems, such as the bearing heating of mine high-power motor and bearing chamber oil leak, avoid the damage of motor bearings, reduce the failure rate of motor.
Description
Technical field:
The present invention relates to mining motor manufacturing technology field, in particular to the motor of a kind of oil-leakage-prevention temperature rise and electricity is prevented
The method of machine exterior and interior cover oil leak bearing temperature rise.
Background technique:
In mine high-power motor, bearing portion is easy fever, oil leak, and the bearing heating of mine motor and oil leak produce
Raw mechanical breakdown accounts for about 65% or so of mechanical total failare, and the bearing oil leak and fever of the motor of mine high-power are direct
The main reason for leading to bearing damage.
Summary of the invention:
In view of this, it is necessary to provide a kind of motors of oil-leakage-prevention temperature rise.
It there is a need to provide a kind of method for preventing motor exterior and interior cover oil leak bearing temperature rise.
A kind of motor of oil-leakage-prevention temperature rise, including casing, end cap, internal bearing cover, bearing cover, shaft, bearing, stator and
Rotor, stator, rotor and shaft are fitted in casing, and internal bearing cover is fitted in the rear of end cap, and bearing cover is fitted in end cap
Front, bearing is fitted in shaft, it is characterised in that: the motor of oil-leakage-prevention temperature rise further includes V-type oil sealing, and V-type oil sealing is equipped
Between internal bearing cover and bearing cover, oiling channel is set, and oiling channel is communicated with bearing chamber on bearing cover and end cap.
Preferably, pump nozzle is equipped on oiling channel.
Preferably, V-type oil sealing contact plane is respectively set on the inside of internal bearing cover and bearing cover.
Preferably, in shaft at bearing two sides, the positioning groove of V-type oil sealing is set.
Preferably, it is equipped with machinery axial plane oil sealing between bearing cover and the axial plane of shaft, is used for waterproof.
Preferably, oilhole is unloaded in setting on bearing cover, unloads oilhole and communicates with bearing chamber.
A method of preventing motor exterior and interior cover oil leak bearing temperature rise, comprising the following steps:
Step 1 processes V-type oil sealing contact plane respectively on motor bearings inner cover and bearing cover；
Step 2 processes the positioning groove of V-type oil sealing on machine shaft；
V-type oil sealing is fitted into positioning groove by step 3；
Step 4 contacts the inside V-type oil sealing of internal bearing cover and bearing cover that the lip of V-type oil sealing is close to motor flat
Face；
Step 5, grease-added by the pump nozzle of bearing cover, lubricating grease enters internal bearing cover type by oiling channel
In chamber, waste oil is unloaded into oilhole discharge by the outer cover of bearing in bearing operation, it is ensured that the oil-way lubrication of lubricating grease.
Preferably, V-type oil sealing contact plane depth 2mm is processed on the inside of internal bearing cover and bearing cover.
Preferably, in shaft at bearing two sides, the positioning groove depth diameter direction 2mm of V-type oil sealing is processed.
The present invention is provided in the structure design of the motor of oil-leakage-prevention temperature rise, processes in the inside of internal bearing cover and bearing cover
V-type oil sealing contact plane depth 2mm out, in shaft at bearing two sides, the positioning groove depth for processing V-type oil sealing is straight
Diameter direction 2mm.When assembly, V-type consistent lubricant is encapsulated into positioning groove, prevents V-type oil sealing axial motion.Make V-type oil sealing lip
The smooth V-type oil sealing contact plane in the inside of abutting inner cover and outer cover, and Elastic Contact.The oil pressure of lubricating grease in motor rotation
V-type oil sealing lip is compressed, contact surface frictional heating can be prevented, while being also prevented from the leakage of internal lubrication oil.When safeguarding motor, lead to
It is grease-added to cross outer cover priming cup, grease is entered in internal bearing cover type chamber by oil duct, and waste oil is passed through outer cover in bearing operation
Emptying discharge, it is ensured that oil-way lubrication.In this way, preferably being solved mining using present invention improves over the bearing arrangements of motor
The problem of bearing heating of heavy-duty motor and bearing chamber oil leak, the damage of motor bearings is avoided, reduces the failure of motor
Rate.
Detailed description of the invention:
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the partial structure diagram of the motor of oil-leakage-prevention temperature rise.
In figure: end cap 1, internal bearing cover 2, bearing cover 3, shaft 4, bearing 5, V-type oil sealing 6, oiling channel 7, bearing chamber
8, pump nozzle 9, positioning groove 10, mechanical axial plane oil sealing 11, unload oilhole 12.
Specific embodiment:
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
The present invention provides embodiments in detail below.
Please refer to Fig. 1, the motor of oil-leakage-prevention temperature rise includes casing (not shown), end cap 1, internal bearing cover 2, axis
Outer cover 3, shaft 4, bearing 5, stator (not shown) and rotor (not shown) are held, stator, rotor and shaft 4 are fitted in
In casing, internal bearing cover 2 is fitted in the rear of end cap 1, and bearing cover 3 is fitted in the front of end cap 1, and bearing 5 is fitted in shaft 4
On, the motor of oil-leakage-prevention temperature rise further includes V-type oil sealing 6, and V-type oil sealing 6 is fitted between internal bearing cover 2 and bearing cover 3, bearing
Oiling channel 7 is set on outer cover 3 and end cap 1, and oiling channel 7 is communicated with bearing chamber 8.
Pump nozzle 9 is equipped on oiling channel 7.
6 contact plane of V-type oil sealing is respectively set in the inside of internal bearing cover 2 and bearing cover 3.
In shaft 4 at 5 two sides of bearing, the positioning groove 10 of V-type oil sealing is set.
It is equipped with machinery axial plane oil sealing 11 between bearing cover 3 and the axial plane of shaft 4, is used for waterproof.
Oilhole 12 is unloaded in setting on bearing cover 3, unloads oilhole 12 and communicates with bearing chamber 8.
The present invention also provides a kind of methods for preventing motor exterior and interior cover oil leak bearing temperature rise, comprising the following steps:
Step 1 processes V-type oil sealing contact plane respectively on motor bearings inner cover and bearing cover；
Step 2 processes the positioning groove of V-type oil sealing on machine shaft；
V-type oil sealing is fitted into positioning groove by step 3；
Step 4 contacts the inside V-type oil sealing of internal bearing cover and bearing cover that the lip of V-type oil sealing is close to motor flat
Face；
Step 5, grease-added by the pump nozzle of bearing cover, lubricating grease enters internal bearing cover type by oiling channel
In chamber, waste oil is unloaded into oilhole discharge by the outer cover of bearing in bearing operation, it is ensured that the oil-way lubrication of lubricating grease.
V-type oil sealing contact plane depth 2mm is processed on the inside of internal bearing cover and bearing cover.
In shaft at bearing two sides, the positioning groove depth diameter direction 2mm of V-type oil sealing is processed.
The present invention is provided in the structure design of the motor of oil-leakage-prevention temperature rise, processes in the inside of internal bearing cover and bearing cover
V-type oil sealing contact plane depth 2mm out, in shaft at bearing two sides, the positioning groove depth for processing V-type oil sealing is straight
Diameter direction 2mm.When assembly, V-type consistent lubricant is encapsulated into positioning groove, prevents V-type oil sealing axial motion.Make V-type oil sealing lip
The smooth V-type oil sealing contact plane in the inside of abutting inner cover and outer cover, and Elastic Contact.The oil pressure of lubricating grease in motor rotation
V-type oil sealing lip is compressed, contact surface frictional heating can be prevented, while being also prevented from the leakage of internal lubrication oil.When safeguarding motor, lead to
It is grease-added to cross outer cover priming cup, grease is entered in internal bearing cover type chamber by oil duct, and waste oil is passed through outer cover in bearing operation
Emptying discharge, it is ensured that oil-way lubrication.In this way, preferably being solved mining using present invention improves over the bearing arrangements of motor
The problem of bearing heating of heavy-duty motor and bearing chamber oil leak, the damage of motor bearings is avoided, reduces the failure of motor
Rate.
Claims (9)
1. a kind of motor of oil-leakage-prevention temperature rise, including casing, end cap, internal bearing cover, bearing cover, shaft, bearing, stator and turn
Son, stator, rotor and shaft are fitted in casing, and internal bearing cover is fitted in the rear of end cap, and bearing cover is fitted in end cap
Front, bearing are fitted in shaft, it is characterised in that: the motor of oil-leakage-prevention temperature rise further includes V-type oil sealing, and V-type oil sealing is fitted in
Between internal bearing cover and bearing cover, oiling channel is set, and oiling channel is communicated with bearing chamber on bearing cover and end cap.
2. the motor of oil-leakage-prevention temperature rise as described in claim 1, it is characterised in that: be equipped with pump nozzle on oiling channel.
3. the motor of oil-leakage-prevention temperature rise as claimed in claim 2, it is characterised in that: the inside of internal bearing cover and bearing cover point
It She Zhi not V-type oil sealing contact plane.
4. the motor of oil-leakage-prevention temperature rise as claimed in claim 3, it is characterised in that: in shaft at bearing two sides, V is arranged
The positioning groove of type oil sealing.
5. the motor of oil-leakage-prevention temperature rise as claimed in claim 4, it is characterised in that: match between bearing cover and the axial plane of shaft
Installation tool axial plane oil sealing, is used for waterproof.
6. the motor of oil-leakage-prevention temperature rise as claimed in claim 5, it is characterised in that: oilhole, emptying are unloaded in setting on bearing cover
Hole is communicated with bearing chamber.
7. a kind of motor using oil-leakage-prevention temperature rise as claimed in claim 6 carries out preventing motor exterior and interior cover oil leak bearing temperature rise
Method, it is characterised in that: prevent the method for motor exterior and interior cover oil leak bearing temperature rise the following steps are included:
Step 1 processes V-type oil sealing contact plane respectively on motor bearings inner cover and bearing cover；
Step 2 processes the positioning groove of V-type oil sealing on machine shaft；
V-type oil sealing is fitted into positioning groove by step 3；
The lip of V-type oil sealing is close to the internal bearing cover of motor and the inside V-type oil sealing contact plane of bearing cover by step 4；
Step 5, grease-added by the pump nozzle of bearing cover, lubricating grease is entered in internal bearing cover type chamber by oiling channel,
Waste oil is unloaded into oilhole discharge by the outer cover of bearing in bearing operation, it is ensured that the oil-way lubrication of lubricating grease.
8. the method for preventing motor exterior and interior cover oil leak bearing temperature rise as claimed in claim 7, it is characterised in that: in internal bearing cover and
V-type oil sealing contact plane depth 2mm is processed on the inside of bearing cover.
9. the method for preventing motor exterior and interior cover oil leak bearing temperature rise as claimed in claim 8, it is characterised in that: the distance in shaft
At bearing two sides, the positioning groove depth diameter direction 2mm of V-type oil sealing is processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811554481.5A CN109639023A (en) | 2018-12-19 | 2018-12-19 | The motor of oil-leakage-prevention temperature rise and the method for preventing motor exterior and interior cover oil leak bearing temperature rise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811554481.5A CN109639023A (en) | 2018-12-19 | 2018-12-19 | The motor of oil-leakage-prevention temperature rise and the method for preventing motor exterior and interior cover oil leak bearing temperature rise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109639023A true CN109639023A (en) | 2019-04-16 |
Family
ID=66075208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811554481.5A Pending CN109639023A (en) | 2018-12-19 | 2018-12-19 | The motor of oil-leakage-prevention temperature rise and the method for preventing motor exterior and interior cover oil leak bearing temperature rise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109639023A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595560A (en) * | 2024-01-19 | 2024-02-23 | 河北亿泰克轴承有限公司 | Bearing assembly and motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980013742U (en) * | 1996-08-31 | 1998-06-05 | 구자홍 | Grease leakage prevention structure of motor |
| KR19980054216U (en) * | 1996-12-31 | 1998-10-07 | 이종수 | Grease leakage prevention structure of motor |
| CN201854123U (en) * | 2010-07-26 | 2011-06-01 | 宁夏西北骏马电机制造股份有限公司 | Oil-leakage prevention mechanical seal for bearing of explosion-proof motor |
| CN205610394U (en) * | 2016-04-21 | 2016-09-28 | 株洲联诚集团有限责任公司 | Upright motor bearing leak protection oil structure |
| CN206250880U (en) * | 2016-11-28 | 2017-06-13 | 宁夏西北骏马电机制造股份有限公司 | Bearing chamber has the explosion separation motor of water-proof function |
| CN107342647A (en) * | 2017-07-28 | 2017-11-10 | 卧龙电气集团股份有限公司 | A kind of composite anti-explosion type threephase asynchronous |
| CN209299038U (en) * | 2018-12-19 | 2019-08-23 | 宁夏西北骏马电机制造股份有限公司 | The motor of oil-leakage-prevention temperature rise |
-
2018
- 2018-12-19 CN CN201811554481.5A patent/CN109639023A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980013742U (en) * | 1996-08-31 | 1998-06-05 | 구자홍 | Grease leakage prevention structure of motor |
| KR19980054216U (en) * | 1996-12-31 | 1998-10-07 | 이종수 | Grease leakage prevention structure of motor |
| CN201854123U (en) * | 2010-07-26 | 2011-06-01 | 宁夏西北骏马电机制造股份有限公司 | Oil-leakage prevention mechanical seal for bearing of explosion-proof motor |
| CN205610394U (en) * | 2016-04-21 | 2016-09-28 | 株洲联诚集团有限责任公司 | Upright motor bearing leak protection oil structure |
| CN206250880U (en) * | 2016-11-28 | 2017-06-13 | 宁夏西北骏马电机制造股份有限公司 | Bearing chamber has the explosion separation motor of water-proof function |
| CN107342647A (en) * | 2017-07-28 | 2017-11-10 | 卧龙电气集团股份有限公司 | A kind of composite anti-explosion type threephase asynchronous |
| CN209299038U (en) * | 2018-12-19 | 2019-08-23 | 宁夏西北骏马电机制造股份有限公司 | The motor of oil-leakage-prevention temperature rise |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595560A (en) * | 2024-01-19 | 2024-02-23 | 河北亿泰克轴承有限公司 | Bearing assembly and motor |
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