CN106533027A - Four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor - Google Patents
Four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor Download PDFInfo
- Publication number
- CN106533027A CN106533027A CN201611166776.6A CN201611166776A CN106533027A CN 106533027 A CN106533027 A CN 106533027A CN 201611166776 A CN201611166776 A CN 201611166776A CN 106533027 A CN106533027 A CN 106533027A
- Authority
- CN
- China
- Prior art keywords
- stator
- rotor
- plate
- support
- motor
- 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
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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/136—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
-
- 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
-
- 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
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Abstract
The invention discloses a four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor. The explosion-proof motor comprises a motor main body and an air-to-air-cooling system; the motor main body comprises a machine seat, a rotor and a stator, wherein the stator comprises a stator iron core, a winding coil and a stator temperature-measuring element; the rotor comprises a rotor iron core, a rotor shaft and rotor inner fans; the machine seat comprises a machine seat shell and a machine seat middle supporting plate; the machine seat middle supporting plate is arranged in the machine seat shell; a stator hole matched with the stator is formed in the machine seat middle supporting plate; the stator is fixed in the machine seat through the stator hole; the rotor iron core comprises rotor punching sheets; and multiple rotor punching sheet grooves, which adopt pear-shaped groove structures, are uniformly formed in the peripheries of the rotor punching sheets. By adoption of the four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor, the high center of the existing four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor can be lowered; the cost can be reduced; the maintenance and replacement of the positive pressure type explosion-proof motor become convenient; and in addition, the efficiency of the positive pressure type explosion-proof motor is improved.
Description
Technical field
The invention belongs to technical field of motors, more particularly to a kind of absolutely empty cold positive voltage type anti-explosion motor of 4 significant power.
Background technology
The a height of 560mm in existing center, number of poles are that 4 pole positive voltage type anti-explosion motor typically adopt case structure, according to cold
But mode can be divided into absolutely empty cold positive voltage type anti-explosion motor and air water cooling positive voltage type anti-explosion motor, compared to air water cooling positive pressure type
Fire-proof motor needs to put into cooling tower and water circulating pump, absolutely empty cooling positive voltage type anti-explosion motor, it is only necessary to be using natural wind
Motor can be cooled down, it is because of small investment, easy to maintenance, increasingly favored by user.The oil that starts in the national nineties, petrochemical industry
It is key equipment that 560mm a height of etc. the center of field of explosion application, number of poles are 4 extremely absolutely empty cold positive voltage type anti-explosion motor, mostly
Using the import fire-proof motor such as Siemens, ABB, import fire-proof motor is big because of center height, power, and domestic electric machine producer is general very
It is difficult to meet, therefore, 4 extremely absolutely empty cold positive voltage type anti-explosion motors of and power high with center, the country is chronically at blank position;Together
When, import fire-proof motor is expensive, and efficiency is low(To efficiency no requirement (NR)), complex structure repairs and bothers very much.
The content of the invention
A kind of weak point in order to solve the box frequency conversion motor presence of absolutely empty cooling at present of the invention, there is provided 4 very big work(
The absolutely empty cold positive voltage type anti-explosion motor of rate, it is high to the center for reducing existing 4 extremely absolutely empty cold positive voltage type anti-explosion motor, reduce into
This, while facilitating the maintenance and replacement of positive voltage type anti-explosion motor, and improves the efficiency of positive voltage type anti-explosion motor.
To solve above-mentioned technical problem, the present invention is adopted the following technical scheme that:The absolutely empty cold positive pressure type of 4 significant powers of one kind is prevented
Flux motor, including motor body and the absolutely empty cooling system on motor body, motor body include support, rotor and
Stator, wherein, stator includes stator core, winding coil and stator temperature element, and rotor includes rotor core, armature spindle and turns
Sub- internal fan,
Support includes support plate in the middle of machine base outer shell and support, and in the middle of support, support plate is arranged inside machine base outer shell, props up in the middle of support
Plate offers the stator hole matched with stator, and stator is fixed on base inner by stator hole;
Machine base outer shell is the hollow cavity being made up of base plate, front end-plate, end plate, left plate, right plate and top board, front end
In the middle of plate, end plate and support the edge of support plate by no less than four the uniform insertion of reinforced pipe and by front end-plate, end plate and
In the middle of support, support plate is connected to one;It is provided with purging pipeline in machine base outer shell, pipeline is U-shaped is fixed on machine base outer shell for purging
Base plate on, and the U-shaped bottom be located at machine base outer shell axle stretch end, purge pipeline open at one end, one end closing, and body on
Arrangement is provided with incessant sweating due to affection by pathogenic wind mouth, and the opening end for purging pipeline is connected with purging system by the connecting tube through machine base outer shell;Support
The top board of shell is located at axle stretch end and is provided with the air vent being connected with absolutely empty cooling system;
Rotor core includes rotor punching, and rotor punching periphery is uniformly disposed with multiple rotor punching grooves, rotor punching groove
Gradually smoothed to intracavity bottom from close notch one end and diminished for the pyriform slot structure that inner chamber is big, notch is little, and inner chamber;
Absolutely empty cooling system includes the cooler being arranged on above motor body and axially inside level wears in cooler
Multiple rows of multiple row cooling tube group, cooling tube group is in rectangular layout;The top of cooler is provided with air vent;Cooler is positioned at non-
Axle stretch end side is provided with air guide structure, and air guide structure includes wind deflector and the external fan being arranged on armature spindle, external fan position
In the outside of armature spindle cushion cap, wind deflector is covered at outside external fan and forms the air-guiding aisle of connection external fan and cooling tube group.
Deep bead is installed between internal fan and stator core, rotor core, deep bead is provided with relief hole.
Deep bead is made up of glass mat.
Stator temperature element in stator is drawn from the ventilating duct of stator core.
Silencer cover is covered with outside cooler.
Rotor internal fan is centrifugal internal fan, and rotor internal fan external diameter is 620mm.
A diameter of 170mm of the pedestal of armature spindle, bearing away from length be 2148mm.
The rotor bearing arranged on armature spindle cushion cap is rolling bearing, and the bearing (ball) cover of rolling bearing is cast iron, its thickness
For 25mm.
Stator core includes stator punching, and stator punching external diameter is 1000mm, and rotor punching external diameter is 632mm, and support is high
Spend for 1190mm, support length is 2200mm.
In support the length of left plate and right plate for 2200mm, front end-plate and end plate thickness be 30mm, base plate, a left side
Side plate and right side plate thickness are 8mm.
The invention has the beneficial effects as follows:
By above-mentioned technical proposal, the present invention is successfully by the seat No. of 4 pole, 3000 kilowatts of absolutely empty cold positive voltage type anti-explosion motor
560mm is reduced to by conventional 630mm, with small volume, lightweight, efficiency high, the low product competition advantage of noise, while can
To replace import motor;Present invention reduces the center of existing 4 extremely absolutely empty cold positive voltage type anti-explosion motor is high, reduces cost is carried
High efficiency;Meanwhile, make the installation dimension and shaft extension of positive voltage type anti-explosion motor consistent with former import motor, facilitate positive voltage type anti-explosion
The maintenance and replacement of motor, and improve the efficiency of positive voltage type anti-explosion motor.
In the present invention, stator temperature element is drawn from stator core ventilating duct, can avoid stator temperature element and winding
Coil discharges in ends contact.
In the present invention, rotor punching groove is inner chamber is big, notch is little pyriform slot structure, and inner chamber near notch one end to
Intracavity bottom is gradually smoothed and is diminished, the pyriform slot structure which adopts, compared with existing rectangular channel or other peariform slots, advantage
For:On the one hand starting current multiple can be reduced, make starting current 5 times of rated current are reduced to by 7 times of conventional rated current, greatly
Big to reduce larger starting current is produced during electric motor starting, larger starting current impacts huge to electrical network, and electricity can be made when serious
Net tripping operation power-off.
Described rotor bearing is rolling bearing, and away from being 2148mm for length, 2 external diameter of rotor internal fan is 620mm to bearing,
With prior art sliding axle cushion cap diameter 200mm, bearing away from 2475mm, internal fan external diameter 670mm is compared, and can effectively reduce axle
Friction mechanism loss and ventilation fan machinery loss are held, motor efficiency 1% is improved.The end cap of rotor bearing is cast-iron structure, is held
Cover as completely circular structure, thickness is 25mm, compared with the thick semi-circular end caps of conventional 40mm, during motor rotation, bearing with end cover is difficult to shake
It is dynamic, it is lightweight.
The absolutely empty cooling system of the present invention includes being arranged on the cooler above motor body and the edge inside the cooler
Multiple rows of multiple row cooling tube group that axial level wears, cooling tube group are in rectangular layout;The top of cooler is provided with air vent;Cooling
Device is provided with air guide structure positioned at non-shaft stretching end side, and air guide structure includes wind deflector and the exogenous wind being arranged on armature spindle
Fan, external fan are located at the outside of armature spindle cushion cap, and wind deflector is covered at outside external fan and forms connection external fan and cooling tube group
Air-guiding aisle, cooling tube group put using rectangle gauze, can when external fan agitation air quantity fully enter in cooling tube, air quantity
Greatly, good cooling results, weight are also light.
It is the power shelves stator on 560mm in seat No. that the absolutely empty cooling positive voltage type anti-explosion motor center of the present invention is high
Punching external diameter is decreased to 1000mm by 1120mm, and rotor punching external diameter 700mm is down to 632mm, and support height is down to by 1320mm
1190mm, support length are decreased to 2200mm by 2570mm, successfully realize for power shelves seat No. 630mm being reduced to 560mm.
The armature spindle cushion cap diameter of the absolutely empty cold positive voltage type anti-explosion motor of the present invention is decreased to 170mm, rotor by 200mm
Weight is reduced to 2.6 tons by 3.6 tons, and bearing arrangement is changed to rolling bearing structure by sliding bearing, effectively reduces rotor bearing
The friction mechanism loss of platform and bearing;Internal fan external diameter is decreased to 620mm by 670mm, and rectangular ventilation holes are provided with seat top plate,
Cooling tube group is designed as rectangular configuration, compared with traditional M type cooler casts, effectively reduces rotor internal fan and cooler
Ventilating machinary loss, improve the heat exchanger effectiveness of cooler, aggregate efficiency has reached national standard《GB30254-2013 high pressure
Motor energy efficiency market and efficiency grade》Specified in 2 grades of high efficiency motor standard values 96.3%.
Description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of the hollow empty cooling system of the present invention;
Fig. 3 is the A direction views in Fig. 2;
Fig. 4 is the top view of purging pipeline in the present invention;
Fig. 5 is the installation diagram of purging pipeline in the present invention;
Fig. 6 is the structural representation of stator in the present invention;
Fig. 7 is the structural representation of rotor in the present invention;
The structural representation of rotor punching groove during Fig. 8 is of the invention.
Specific embodiment
As shown in Figures 1 to 8, the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power of one kind of the invention, including motor master
Body and the absolutely empty cooling system 4 on motor body, motor body include support 1, stator 2 and rotor 3, wherein, stator 2
Including stator core 20, winding coil 21 and stator temperature element 22, rotor 3 includes rotor core 31, armature spindle 32 and rotor
Internal fan 33.
Support 1 includes support plate 12 in the middle of machine base outer shell and support, and in the middle of support, support plate 12 is arranged inside machine base outer shell 1,
In the middle of support, support plate 12 offers the stator hole matched with stator, and stator 2 is fixed on inside support 1 by stator hole.
Machine base outer shell is the hollow cavity being made up of base plate, front end-plate, end plate, left plate, right plate and top board, front
In the middle of end plate, end plate and support, the edge of support plate is by the uniform insertion of reinforced pipe no less than four and by front end-plate, end plate
It is welded to connect with support plate in the middle of support and is integrated, the globality of support more preferably, can effectively prevents motor from vibration occurring after welding.
The top board of machine base outer shell is located at axle stretch end and is provided with the air vent 16 being connected with absolutely empty cooling system.
Purging pipeline 13 is provided with machine base outer shell, pipeline 13 is U-shaped is fixed on the base plate of machine base outer shell for purging, and the U
Type bottom 131 is located at the axle stretch end of machine base outer shell, purge the open at one end of pipeline, one end closing, and body on arrange and be provided with
Incessant sweating due to affection by pathogenic wind mouth, the opening end 132 for purging pipeline 13 are connected with purging system 15 by the connecting tube 14 through machine base outer shell.Purging system
Unite into purging pipeline 13 and dry, the incessant sweating due to affection by pathogenic wind mouth arranged on wind Jing purging pipelines 13 is discharged, by the dangerous gas Jing in motor
Air vent 16 blows into absolutely empty cooling system 4, and simultaneously its air vent of Jing is discharged, and improves motor explosion-proof capabilities.
Rotor core includes rotor punching, and rotor punching periphery is uniformly disposed with multiple rotor punching grooves 34, rotor
Punching groove 34 is the pyriform slot structure that inner chamber is big, notch is little, and inner chamber gradually smooths change to intracavity bottom near notch one end
It is little.
Absolutely empty cooling system 4 include being arranged on the cooler 41 above motor body and in cooler 41 axially inside
Multiple rows of multiple row cooling tube group 42 that level wears, cooling tube group 42 is in rectangular layout;The top of cooler 41 is provided with air vent;It is cold
But device 41 is provided with air guide structure positioned at non-shaft stretching end side, and air guide structure includes wind deflector 51 and is arranged on armature spindle 32
On external fan 52, external fan 52 is located at the outside of armature spindle cushion cap, and it is outer and form connection that wind deflector 51 covers at external fan 52
The air-guiding aisle of external fan 52 and cooling tube group 42.Cooling tube quantity be 798, length is 2225mm, a diameter of 20mm, can when
The air quantity of external fan agitation is fully entered in cooling tube, and air quantity is big, and good cooling results, weight are also light;Cooling tubing is using stainless
Steel is designed, and stainless steel cooling pipe material is compared with ordinary carbon steel material, and tubing is difficult to get rusty.Silencer cover is covered with outside cooler 41
43。
Deep bead 6 is installed between rotor internal fan 33 and stator core 20, rotor core 31, deep bead 6 is provided with to be let out
Pressure hole, deep bead are made up of glass mat.Because the intensity of glass mat is high, relief hole can be good at adjusting support again
The pressure of inside the shell, thus the glass mat with relief hole effectively can prevent as the pressure in machine base outer shell is excessive and
Caused motor is altered the situation of axle and is occurred.
Stator temperature element 22 in stator 2 is drawn from the ventilating duct of stator core 20, can avoid stator temperature element
Discharge in ends contact with winding coil.
Rotor internal fan 33 is centrifugal internal fan, and 33 external diameter of rotor internal fan is 620mm.
A diameter of 170mm of the pedestal of armature spindle 32, the bearing between two bearings platform away from length be 2148mm.Rotor
The rotor bearing 7 arranged on pedestal is rolling bearing, and the bearing (ball) cover 71 of rolling bearing 333 is cast iron, and its thickness is 25mm,
Can effectively reduce due to bearing friction loss, so as to improve the efficiency of flame-proof electric motor.
Stator core 20 includes stator punching, and stator punching external diameter is 1000mm, and rotor punching external diameter is 632mm, support
Highly it is 1190mm, support length is 2200mm.
In support the length of left plate and right plate for 2200mm, front end-plate and end plate thickness be 30mm, base plate, a left side
Side plate and right side plate thickness are 8mm.Compared with existing positive voltage type anti-explosion motor, the overall weight of support mitigates significantly, in
The heart is high to be reduced, and versatility is good.
In the present invention, stator winding integrally adopts VPI vacuum high-pressure power dipping lacquers, after overall dipping lacquer, winding each several part completely
Body, can bear bigger electromagnet pull and overvoltage impulsive force.
By above-mentioned technical proposal, the present invention is successfully by the machine of 4 pole, 3000 kilowatts of absolutely empty cold positive voltage type anti-explosion motor
Seat number is reduced to 560mm by conventional 630mm, with small volume, lightweight, efficiency high, the low product competition advantage of noise, together
When can replace import motor;Present invention reduces the center of existing 4 extremely absolutely empty cold positive voltage type anti-explosion motor is high, reduce into
This, improves efficiency;Meanwhile, make the installation dimension and shaft extension of positive voltage type anti-explosion motor consistent with former import motor, facilitate malleation
The maintenance and replacement of type flame-proof electric motor, and improve the efficiency of positive voltage type anti-explosion motor.
In the present invention, rotor punching groove 34 is the pyriform slot structure that inner chamber is big, notch is little, and inner chamber by near notch one end
Gradually smooth to intracavity bottom and diminish, the pyriform slot structure which adopts, compared with existing rectangular channel or other peariform slots, advantage
For:On the one hand starting current multiple can be reduced, make starting current 5 times of rated current are reduced to by 7 times of conventional rated current, greatly
Big to reduce larger starting current is produced during electric motor starting, larger starting current impacts huge to electrical network, and electricity can be made when serious
Net tripping operation power-off.
Rotor bearing 7 be rolling bearing, bearing away from for length be 2148mm, 2 external diameter of rotor internal fan be 620mm, with show
There are technology sliding axle cushion cap diameter 200mm, bearing away from 2475mm, internal fan external diameter 670mm is compared, and can be effectively reduced bearing and be rubbed
Mechanical loss and ventilation fan machinery loss are wiped, motor efficiency 1% is improved.The end cap 71 of rotor bearing 7 is cast-iron structure, is held
Cover as completely circular structure, thickness is 25mm, compared with the thick semi-circular end caps of conventional 40mm, during motor rotation, bearing with end cover is difficult to shake
It is dynamic, it is lightweight.
It is the power shelves stator on 560mm in seat No. that the absolutely empty cooling positive voltage type anti-explosion motor center of the present invention is high
Punching external diameter is decreased to 1000mm by 1120mm, and rotor punching external diameter 700mm is down to 632mm, and support height is down to by 1320mm
1190mm, support length are decreased to 2200mm by 2570mm, successfully realize for power shelves seat No. 630mm being reduced to 560mm.
The armature spindle cushion cap diameter of the absolutely empty cold positive voltage type anti-explosion motor of the present invention is decreased to 170mm, rotor by 200mm
Weight is reduced to 2.6 tons by 3.6 tons, and bearing arrangement is changed to rolling bearing structure by sliding bearing, effectively reduces rotor bearing
The friction mechanism loss of platform and bearing;Internal fan external diameter is decreased to 620mm by 670mm, and rectangular ventilation holes are provided with seat top plate,
Cooling tube group is designed as rectangular configuration, compared with traditional M type cooler casts, effectively reduces rotor internal fan and cooler
Ventilating machinary loss, improve the heat exchanger effectiveness of cooler, aggregate efficiency has reached national standard《GB30254-2013 high pressure
Motor energy efficiency market and efficiency grade》Specified in 2 grades of high efficiency motor standard values 96.3%.
Above example is only to illustrative and not limiting technical scheme, although reference above-described embodiment is to this
It is bright to be described in detail, it will be understood by those within the art that:Still the present invention can be modified or be waited
With replacing, any modification or partial replacement without departing from the spirit and scope of the present invention, which all should cover the power in the present invention
In the middle of sharp claimed range.
Claims (10)
1. the absolutely empty cold positive voltage type anti-explosion motor of a kind of 4 significant power, including motor body and the sky on motor body
Empty cooling system, motor body include support, rotor and stator, wherein, stator includes that stator core, winding coil and stator are surveyed
Warm element, rotor include rotor core, armature spindle and rotor internal fan, it is characterised in that:
Support includes support plate in the middle of machine base outer shell and support, and in the middle of support, support plate is arranged inside machine base outer shell, props up in the middle of support
Plate offers the stator hole matched with stator, and stator is fixed on base inner by stator hole;
Machine base outer shell is the hollow cavity being made up of base plate, front end-plate, end plate, left plate, right plate and top board, front end
In the middle of plate, end plate and support the edge of support plate by no less than four the uniform insertion of reinforced pipe and by front end-plate, end plate and
In the middle of support, support plate is connected to one;It is provided with purging pipeline in machine base outer shell, pipeline is U-shaped is fixed on machine base outer shell for purging
Base plate on, and the U-shaped bottom be located at machine base outer shell axle stretch end, purge pipeline open at one end, one end closing, and body on
Arrangement is provided with incessant sweating due to affection by pathogenic wind mouth, and the opening end for purging pipeline is connected with purging system by the connecting tube through machine base outer shell;Support
The top board of shell is located at axle stretch end and is provided with the air vent being connected with absolutely empty cooling system;
Rotor core includes rotor punching, and rotor punching periphery is uniformly disposed with multiple rotor punching grooves, rotor punching groove
Gradually smoothed to intracavity bottom from close notch one end and diminished for the pyriform slot structure that inner chamber is big, notch is little, and inner chamber;
Absolutely empty cooling system includes the cooler being arranged on above motor body and axially inside level wears in cooler
Multiple rows of multiple row cooling tube group, cooling tube group is in rectangular layout;The top of cooler is provided with air vent;Cooler is positioned at non-
Axle stretch end side is provided with air guide structure, and air guide structure includes wind deflector and the external fan being arranged on armature spindle, external fan position
In the outside of armature spindle cushion cap, wind deflector is covered at outside external fan and forms the air-guiding aisle of connection external fan and cooling tube group.
2. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power as claimed in claim 1, it is characterised in that:Internal fan and fixed
Deep bead is installed between sub unshakable in one's determination, rotor core, deep bead is provided with relief hole.
3. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power as claimed in claim 2, it is characterised in that:Deep bead is by glass
Glass fibre board is made.
4. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power as claimed in claim 1, it is characterised in that:Determining in stator
Sub- temperature element is drawn from the ventilating duct of stator core.
5. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power as claimed in claim 1, it is characterised in that:Cooler outer housing
It is provided with silencer cover.
6. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant powers as described in any one of claim 1-5, it is characterised in that:Turn
Sub- internal fan is centrifugal internal fan, and rotor internal fan external diameter is 620mm.
7. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant powers as described in any one of claim 1-5, it is characterised in that:Turn
A diameter of 170mm of the pedestal of sub- axle, bearing away from length be 2148mm.
8. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power as claimed in claim 7, it is characterised in that:Armature spindle cushion cap
The rotor bearing of upper setting is rolling bearing, and the bearing (ball) cover of rolling bearing is cast iron, and its thickness is 25mm.
9. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant powers as described in any one of claim 1-5, it is characterised in that:It is fixed
Sub- iron core includes stator punching, and stator punching external diameter is 1000mm, and rotor punching external diameter is 632mm, and support is highly 1190mm,
Support length is 2200mm.
10. the absolutely empty cold positive voltage type anti-explosion motor of 4 significant power as claimed in claim 9, it is characterised in that:Left side in support
The length of plate and right plate is 30mm for the thickness of 2200mm, front end-plate and end plate, and base plate, left plate and right side plate thickness are
8mm。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611166776.6A CN106533027A (en) | 2016-12-16 | 2016-12-16 | Four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611166776.6A CN106533027A (en) | 2016-12-16 | 2016-12-16 | Four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106533027A true CN106533027A (en) | 2017-03-22 |
Family
ID=58340841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611166776.6A Pending CN106533027A (en) | 2016-12-16 | 2016-12-16 | Four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106533027A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107659040A (en) * | 2017-10-23 | 2018-02-02 | 卧龙电气集团股份有限公司 | A kind of absolutely empty cooling vertical machine of high capacity highly effective |
CN108054847A (en) * | 2017-12-19 | 2018-05-18 | 卧龙电气集团股份有限公司 | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities |
CN108270323A (en) * | 2018-03-30 | 2018-07-10 | 南阳防爆(苏州)特种装备有限公司 | A kind of box type electrical machine |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202111588U (en) * | 2011-07-05 | 2012-01-11 | 上海马拉松·革新电气有限公司 | Air to air cooled generator with coaxial fans |
CN103475147A (en) * | 2013-09-09 | 2013-12-25 | 中达电机股份有限公司 | IC611 cooling mode box-type machine base low-voltage high-power electric motor |
CN104362798A (en) * | 2014-11-25 | 2015-02-18 | 南阳防爆集团股份有限公司 | Air-air cooling brushless excitation synchronous motor |
CN104716800A (en) * | 2013-12-15 | 2015-06-17 | 佳木斯电机股份有限公司 | Pressurized enclosure-type and increased safety-type brushless excitation synchronous motor |
CN105226897A (en) * | 2015-10-20 | 2016-01-06 | 上海电气集团上海电机厂有限公司 | A kind of high pressure Non-spark Large-power High-Speed self-lubricating threephase asynchronous |
CN105515259A (en) * | 2015-12-15 | 2016-04-20 | 卧龙电气南阳防爆集团股份有限公司 | Low-center high-increased-safety explosion-proof motor |
CN206302244U (en) * | 2016-12-16 | 2017-07-04 | 卧龙电气集团股份有限公司 | A kind of absolutely empty cold positive voltage type anti-explosion motor of 4 significant powers |
-
2016
- 2016-12-16 CN CN201611166776.6A patent/CN106533027A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202111588U (en) * | 2011-07-05 | 2012-01-11 | 上海马拉松·革新电气有限公司 | Air to air cooled generator with coaxial fans |
CN103475147A (en) * | 2013-09-09 | 2013-12-25 | 中达电机股份有限公司 | IC611 cooling mode box-type machine base low-voltage high-power electric motor |
CN104716800A (en) * | 2013-12-15 | 2015-06-17 | 佳木斯电机股份有限公司 | Pressurized enclosure-type and increased safety-type brushless excitation synchronous motor |
CN104362798A (en) * | 2014-11-25 | 2015-02-18 | 南阳防爆集团股份有限公司 | Air-air cooling brushless excitation synchronous motor |
CN105226897A (en) * | 2015-10-20 | 2016-01-06 | 上海电气集团上海电机厂有限公司 | A kind of high pressure Non-spark Large-power High-Speed self-lubricating threephase asynchronous |
CN105515259A (en) * | 2015-12-15 | 2016-04-20 | 卧龙电气南阳防爆集团股份有限公司 | Low-center high-increased-safety explosion-proof motor |
CN206302244U (en) * | 2016-12-16 | 2017-07-04 | 卧龙电气集团股份有限公司 | A kind of absolutely empty cold positive voltage type anti-explosion motor of 4 significant powers |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107659040A (en) * | 2017-10-23 | 2018-02-02 | 卧龙电气集团股份有限公司 | A kind of absolutely empty cooling vertical machine of high capacity highly effective |
CN108054847A (en) * | 2017-12-19 | 2018-05-18 | 卧龙电气集团股份有限公司 | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities |
CN108270323A (en) * | 2018-03-30 | 2018-07-10 | 南阳防爆(苏州)特种装备有限公司 | A kind of box type electrical machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106533027A (en) | Four-pole high-power air-to-air-cooling positive pressure type explosion-proof motor | |
CN206302244U (en) | A kind of absolutely empty cold positive voltage type anti-explosion motor of 4 significant powers | |
CN101958620A (en) | High-voltage explosion-proof type three-phase asynchronous motor | |
CN201813283U (en) | High-voltage and efficient increased safety type three-phase asynchronous motor | |
CN102628445A (en) | Pump water-cooled motor | |
CN111312479B (en) | Transformer cooling device | |
KR20190087706A (en) | double cooling structure of a motor | |
CN107659040A (en) | A kind of absolutely empty cooling vertical machine of high capacity highly effective | |
CN108233626B (en) | Internal cooling and ventilating system of large synchronous phase modulator | |
CN217362827U (en) | Quick heat abstractor of explosion-proof machine | |
CN201584871U (en) | Explosion-proof type three-phase asynchronous motor used for scraper conveyor | |
CN207638450U (en) | A kind of two very high power density air water cooling positive voltage type anti-explosion induction conductivities | |
CN206004475U (en) | A kind of motor of convenient radiating | |
CN205882986U (en) | Wire winding type motor collecting ring ventilation structure | |
CN211508814U (en) | Motor for single-support high-speed screw compressor | |
CN204361826U (en) | A kind of air-cooled steam turbine generator wind path structure | |
JPS596135B2 (en) | Salient pole rotating electric machine | |
CN207994835U (en) | A kind of box type electrical machine | |
CN201118370Y (en) | Novel electromotor cooler | |
CN206422645U (en) | A kind of air-conditioning indoor motor | |
CN105515259A (en) | Low-center high-increased-safety explosion-proof motor | |
CN206506368U (en) | A kind of high slip frequency-conversion and speed-regulation motor for being used to drive beam pumping unit | |
CN206432844U (en) | One kind is used for rotor winding formula motor ventilation and cooling structure | |
CN211508798U (en) | B5 high-voltage motor capable of enduring broadband vibration scanning | |
CN203800761U (en) | Motor-used air-air cooler |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |