CN105932841A - 3300V high-voltage disperse line stator core with winding and manufacturing method of 3300V high-voltage disperse line stator core with winding - Google Patents
3300V high-voltage disperse line stator core with winding and manufacturing method of 3300V high-voltage disperse line stator core with winding Download PDFInfo
- Publication number
- CN105932841A CN105932841A CN201610454236.1A CN201610454236A CN105932841A CN 105932841 A CN105932841 A CN 105932841A CN 201610454236 A CN201610454236 A CN 201610454236A CN 105932841 A CN105932841 A CN 105932841A
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- China
- Prior art keywords
- stator coil
- loose wire
- stator
- insulation tank
- high pressure
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K17/00—Asynchronous induction motors; Asynchronous induction generators
- H02K17/02—Asynchronous induction motors
- H02K17/12—Asynchronous induction motors for multi-phase current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- 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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- 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
- H02K15/10—Applying solid insulation to windings, stators or rotors
- H02K15/105—Applying solid insulation to windings, stators or rotors to the windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/30—Windings characterised by the insulating material
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention provides a 3300V high-voltage disperse line stator core with a winding and a manufacturing method of the 3300V high-voltage disperse line stator core with the winding. The 3300V high-voltage disperse line stator core comprises a stator core, a stator coil and an insulating slot, wherein the 3300V high-voltage disperse line stator core is characterized in that the insulating slot is arranged in the slot of the stator core; the stator coil comprises a first disperse line stator coil and a second disperse line stator coil; the first disperse line stator coil and the second disperse line stator coil are dispersedly embedded into the insulating slot in sequence; an interlayer insulating film and an interphase insulating layer are arranged between the layers of the first disperse line stator coil and the second disperse line stator coil and between the phases of the first disperse line stator coil and the second disperse line stator coil respectively; an insulating slot cover is arranged in a notch of the insulating slot; and a slot wedge is arranged in the notch of the stator core. The 3300V high-voltage disperse line stator core is suitable for a 3300V high-voltage three-phase motor; and a traditional preformed winding is replaced with a random winding, so that the problems that the preformed winding is long in production cycle and high in cost and needs matched-scale manufacturing equipment and professional technical personnel to operate are solved; the mold opening cost is reduced; the production cycle is shortened; and the cost is reduced.
Description
Technical field
The present invention relates to a kind of stator core and manufacture method, especially high pressure loose wire have wound stator unshakable in one's determination and preparation method thereof, be primarily adapted for use in 3300V high-voltage three-phase asynchronous motor.
Background technology
Having one of wound stator most important parts as motor unshakable in one's determination, its operation conditions directly concerns the service life of motor.The wound stator iron core that has of 3300V high-voltage three-phase asynchronous motor generally uses molding winding, and the production cycle is long, and cost is high, needs manufacture equipment and technical professional's operation of coupling scale, operates limited, and maintenance cost greatly, needs first mold.On the premise of ensureing motor quality, in order to effectively utilize existing rotor punching, reducing die sinking expense, reduce personnel and equipment investment, fall this section is propped up, is increased income and decreased expenditure, and hereby developing 3300V high pressure loose wire has wound stator unshakable in one's determination.
Summary of the invention
It is an object of the invention to overcome existing defects in prior art, a kind of high pressure loose wire is provided to have wound stator unshakable in one's determination, break 3300V conventional high-tension and use the convention of molding winding, solve the molding winding production cycle long, cost is high, needs manufacture equipment and the difficult problem for technical professional's operation of coupling scale, provides more more options for high-voltage motor manufacture, this cost, drops in minimizing personnel and equipment investment.
For realizing above technical purpose, the technical solution used in the present invention is: 3300V high pressure loose wire has the wound stator ferrum heart, including stator core, stator coil and insulation tank, it is characterized in that: in the groove of described stator core, be provided with insulation tank, described stator coil includes the first loose wire stator coil and the second loose wire stator coil, and first loose wire stator coil and the alternate of the second loose wire stator coil be equipped with phase insulation layer, it is provided with interlayer insulating film between first loose wire stator coil and the second loose wire stator coil, the notch of described insulation tank is provided with insulation tank lid, the slot wedge that the notch of described stator core is provided with.
Further, described first loose wire stator coil and the second loose wire stator coil all use Kapton to wrap up.
As preferably, also including that self-adhesive tape and binding strap, described first loose wire stator coil and the second loose wire stator coil are formed by some enamel-covered wires, the end self-adhesive tape half lap parcel of described enamel-covered wire, the end turn binding strap of every groove gathers colligation.
Further, described binding strap is dacron glass yarn bundle.
Further, described self-adhesive tape is for having sticking silicon rubber glass paint cloth band.
Further, the material of described insulation tank, interlayer insulating film and phase insulation layer is mylar composite insulating material.
Simultaneously for realizing above technical purpose, the present invention also provides for 3300V high pressure loose wire wound stator iron core manufacturing process, specifically comprises the following steps that
Step one. in the groove of stator core, put into insulation tank；
Step 2. the groove at insulation tank is embedded in the first loose wire stator coil, wraps up with a strata imide membrane when the first loose wire stator coil embeds half；
Step 3. at the alternate placement phase insulation layer of the first loose wire stator coil；
Step 4. after the first loose wire stator coil embeds, place interlayer insulating film；
Step 5. in the groove of insulation tank, continue to embed the second loose wire stator coil, wrap up with a strata imide membrane when the second loose wire stator coil embeds half；
Step 6. at the alternate placement phase insulation layer of the second loose wire stator coil；
Step 7. after rule, the notch at insulation tank covers insulation tank lid；
Step 8. the notch in stator core stamps slot wedge；
Step 9. the end self-adhesive tape of the first loose wire stator coil and the second loose wire stator coil enamel-covered wire is carried out half lap parcel, colligation of being gathered by the overhang bundle bandage of every groove.
Step 10. welding lead wire.
Further, when the half lap of described step 9 parcel refers to self-adhesive tape parcel enamel-covered wire, above one layer hide the half of following a layer,.
Further, the thickness of described insulation tank cell wall is 0.55mm.
Further, the thickness of described Kapton is 0.05mm.
As can be seen from the above description, the method have technical effect that: the height of the present invention is pressed with wound stator iron core and is applicable to 3300V high voltage three-phase motor, under ripe scattered embedding technique, traditional molding winding is replaced with dissipating embedding winding, solve the molding winding production cycle long, cost is high, need manufacture equipment and the difficult problem for technical professional's operation of coupling scale, and according to existing stator core, Appropriate application rotor punching, save die sinking expense, shorten the production cycle, reduce cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the cross-sectional view of the A-A stator coring groove of Fig. 1.
Description of reference numerals: 1-stator core, 2-stator coil, 2.1-the first loose wire stator coil, 2.2-the second loose wire stator coil, 3-insulation tank, 4-interlayer insulating film, 5-insulation tank lid, 6-slot wedge, 7-Kapton, 8-phase insulation layer, 9-self-adhesive tape, 10-binding strap.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
nullWith reference to the accompanying drawings shown in 1 and Fig. 2，3300V high pressure loose wire has wound stator unshakable in one's determination，Including stator core 1、Stator coil 2 and insulation tank 3，It is characterized in that: in the groove of described stator core 1, be provided with insulation tank 3，For stator core 1 and stator coil 2 are insulated，Described stator coil 2 includes the first loose wire stator coil 2.1 and the second loose wire stator coil 2.2，Described first loose wire stator coil 2.1 and the second loose wire stator coil 2.2 dissipate successively and are embedded in insulation tank 3，And first loose wire stator coil 2.1 and the alternate of the second loose wire stator coil 2.2 be equipped with phase insulation layer 8，It is provided with interlayer insulating film 4 between first loose wire stator coil 2.1 and the second loose wire stator coil 2.2，Interlayer insulating film 4 is for insulating a loose wire stator coil 2.1 and the second loose wire stator coil 2.2，Phase insulation layer 8 is for by the first loose wire stator coil 2.1 and phase insulation of the second loose wire stator coil 2.2，The notch of described insulation tank 3 is provided with insulation tank lid 5，The notch of described stator core 1 is provided with the slot wedge 6 of sealing.Described first loose wire stator coil 2.1 and the second loose wire stator coil 2.2 all use Kapton 7 to wrap up.
Also including that self-adhesive tape 9 and binding strap 10, the first loose wire stator coil 2.1 and the second loose wire stator coil 2.2 are formed by some enamel-covered wires, end self-adhesive tape 9 half lap of described enamel-covered wire parcel, the end turn binding strap 10 of every groove gathers colligation.Described binding strap 10 is dacron glass yarn bundle.Described self-adhesive tape 9 is for having sticking silicon rubber glass paint cloth band.
The material of described insulation tank 3, interlayer insulating film 4 and phase insulation layer 8 is mylar composite insulating material.
Further, 3300V high pressure loose wire has wound stator iron core manufacturing process, specifically comprises the following steps that
Step one. in the groove of stator core 1, put into insulation tank 3；
Step 2. the groove at insulation tank 3 is embedded in the first loose wire stator coil 2.1, wraps up with a strata imide membrane 7 when the first loose wire stator coil 2.1 embeds half；
Step 3. at the alternate placement phase insulation layer 8 of the first loose wire stator coil 2.1；
Step 4. after the first loose wire stator coil 2.1 embeds, place interlayer insulating film 4；
Step 5. continue to embed the second loose wire stator coil 2.2 in the groove of insulation tank 3, wrap up with a strata imide membrane 7 when the second loose wire stator coil 2.2 embeds half；
Step 6. at the alternate placement phase insulation layer 8 of the second loose wire stator coil 2.2；
Step 7. after rule, the notch at insulation tank 3 covers insulation tank lid 5；
Step 8. the notch in stator core 1 stamps slot wedge 6；
Step 9. the end self-adhesive tape 9 of the first loose wire stator coil 2.1 and the second loose wire stator coil 2.2 enamel-covered wire is carried out half lap parcel, colligation of being gathered by the end bundle bandage 10 of every slot coil.
Step 10. welding lead wire.
Further, the half lap of described step 9 parcel refers to when self-adhesive tape 9 wraps up enamel-covered wire, above one layer hide the half of following a layer, so make parcel more tight.
Further, the thickness of described insulation tank 3 cell wall is 0.55mm.
Further, the thickness of described Kapton 7 is 0.05mm
After rule, wiring complete, end turn is coated with and fills silicone rubber, then carries out vacuum pressure impregnation twice.
The method have the characteristics that, 3300V high-voltage motor has wound stator unshakable in one's determination, and simple in construction is workable, can effectively utilize existing rotor punching, reduce die sinking expense, save personnel and equipment investment, broken 3300V conventional high-tension and used the convention of molding winding, overcome technological difficulties, solving the molding winding production cycle long, cost is high, needs manufacture equipment and the difficult problem for technical professional's operation of coupling scale.There is provided more more options for high voltage three-phase motor manufacture, make such motor be widely used at pumping plant, and effect is notable.
Being described the present invention and embodiment thereof above, this description does not has restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited thereto.If those of ordinary skill in the art is enlightened by it, in the case of without departing from the invention objective, design the frame mode similar to this technical scheme and embodiment without creative, protection scope of the present invention all should be belonged to.
Claims (10)
- null1.3300V high pressure loose wire has wound stator unshakable in one's determination，Including stator core (1)、Stator coil (2) and insulation tank (3)，It is characterized in that: in the groove of described stator core (1), be provided with insulation tank (3)，Described stator coil (2) includes the first loose wire stator coil (2.1) and the second loose wire stator coil (2.2)，Described first loose wire stator coil (2.1) and the second loose wire stator coil (2.2) dissipate successively and are embedded in insulation tank (3)，And first loose wire stator coil (2.1) and the alternate of the second loose wire stator coil (2.2) be equipped with phase insulation layer (8)，It is provided with interlayer insulating film (4) between first loose wire stator coil (2.1) and the second loose wire stator coil (2.2)，The notch of described insulation tank (3) is provided with insulation tank lid (5)，The notch of described stator core (1) is provided with slot wedge (6).
- 3300V high pressure loose wire the most according to claim 1 has wound stator unshakable in one's determination, it is characterised in that: described first loose wire stator coil (2.1) and the second loose wire stator coil (2.2) all use Kapton (7) to wrap up.
- 3300V high pressure loose wire the most according to claim 1 has wound stator unshakable in one's determination, it is characterized in that: also include self-adhesive tape (9) and binding strap (10), described first loose wire stator coil (2.1) and the second loose wire stator coil (2.2) are formed by some enamel-covered wires, end self-adhesive tape (9) the half lap parcel of described enamel-covered wire, the end turn binding strap (10) of every groove gathers colligation.
- 3300V high pressure loose wire the most according to claim 3 has wound stator unshakable in one's determination, it is characterised in that: described binding strap (10) is dacron glass yarn bundle.
- 3300V high pressure loose wire the most according to claim 3 has wound stator unshakable in one's determination, it is characterised in that: described self-adhesive tape (9) is for having sticking silicon rubber glass paint cloth band.
- 3300V high pressure loose wire the most according to claim 1 has wound stator unshakable in one's determination, it is characterised in that: the material of described insulation tank (3), interlayer insulating film (4) and phase insulation layer (8) is mylar composite insulating material.
- 7.3300V high pressure loose wire has wound stator iron core manufacturing process, specifically comprises the following steps thatStep one. in the groove of stator core (1), it is provided with insulation tank (3)；Step 2. the groove at insulation tank (3) is embedded in the first loose wire stator coil (2.1), wraps up with a strata imide membrane (7) when the first loose wire stator coil (2.1) embeds half；Step 3. alternate placement phase insulation layer (8) of the first loose wire stator coil (2.1)；Step 4. after the first loose wire stator coil (2.1) embeds, place interlayer insulating film (4)；Step 5. in the groove of insulation tank (3), continue to embed the second loose wire stator coil (2.2), wrap up with a strata imide membrane (7) when the second loose wire stator coil (2.2) embeds half；Step 6. alternate placement phase insulation layer (8) of the second loose wire stator coil (2.2)；Step 7. after rule, the notch at insulation tank (3) covers insulation tank lid (5)；Step 8. the notch in stator core (1) stamps slot wedge (6)；Step 9. the first loose wire stator coil (2.1) and the second loose wire stator coil (2.2) are formed by some enamel-covered wires, are wrapped up by end self-adhesive tape (9) half lap of described enamel-covered wire, colligation of being gathered by the end turn binding strap (10) of every groove；Step 10. welding lead wire.
- 3300V high pressure loose wire the most according to claim 7 has wound stator iron core manufacturing process, and its feature has: when the half lap of described step 9 parcel refers to self-adhesive tape (9) parcel enamel-covered wire, above one layer hide the half of following a layer.
- 3300V high pressure loose wire the most according to claim 7 has wound stator iron core manufacturing process, and its feature has: the cell wall thickness of described insulation tank (3) is 0.55mm.
- 3300V high pressure loose wire the most according to claim 7 has wound stator iron core manufacturing process, and its feature has: the thickness of described Kapton (7) is 0.05mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610454236.1A CN105932841A (en) | 2016-06-21 | 2016-06-21 | 3300V high-voltage disperse line stator core with winding and manufacturing method of 3300V high-voltage disperse line stator core with winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610454236.1A CN105932841A (en) | 2016-06-21 | 2016-06-21 | 3300V high-voltage disperse line stator core with winding and manufacturing method of 3300V high-voltage disperse line stator core with winding |
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| Publication Number | Publication Date |
|---|---|
| CN105932841A true CN105932841A (en) | 2016-09-07 |
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|---|---|---|---|
| CN201610454236.1A Pending CN105932841A (en) | 2016-06-21 | 2016-06-21 | 3300V high-voltage disperse line stator core with winding and manufacturing method of 3300V high-voltage disperse line stator core with winding |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255412A (en) * | 2010-05-19 | 2011-11-23 | 抚顺煤矿电机制造有限责任公司 | Random winding of high voltage motor |
| CN102946161A (en) * | 2012-12-04 | 2013-02-27 | 南阳防爆集团股份有限公司 | Method for reducing insulation damage of motor winding and flame-proof type variable-frequency motor |
| JP2013062911A (en) * | 2011-09-12 | 2013-04-04 | Toyota Motor Corp | Insulation sheet of motor and method of fixing coil to stator core |
| CN205883010U (en) * | 2016-06-21 | 2017-01-11 | 中达电机股份有限公司 | Scattered line of 3300V high pressure has winding stator core |
-
2016
- 2016-06-21 CN CN201610454236.1A patent/CN105932841A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255412A (en) * | 2010-05-19 | 2011-11-23 | 抚顺煤矿电机制造有限责任公司 | Random winding of high voltage motor |
| JP2013062911A (en) * | 2011-09-12 | 2013-04-04 | Toyota Motor Corp | Insulation sheet of motor and method of fixing coil to stator core |
| CN102946161A (en) * | 2012-12-04 | 2013-02-27 | 南阳防爆集团股份有限公司 | Method for reducing insulation damage of motor winding and flame-proof type variable-frequency motor |
| CN205883010U (en) * | 2016-06-21 | 2017-01-11 | 中达电机股份有限公司 | Scattered line of 3300V high pressure has winding stator core |
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Application publication date: 20160907 |
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