CN204481597U - A kind of skeleton insulation excitation dc motor and skeleton and magnetic field provide structure - Google Patents
A kind of skeleton insulation excitation dc motor and skeleton and magnetic field provide structure Download PDFInfo
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- CN204481597U CN204481597U CN201520085348.5U CN201520085348U CN204481597U CN 204481597 U CN204481597 U CN 204481597U CN 201520085348 U CN201520085348 U CN 201520085348U CN 204481597 U CN204481597 U CN 204481597U
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- skeleton
- limit groove
- casing
- coil
- groove
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Abstract
The utility model relates to direct current field, particularly relates to a kind of skeleton insulation excitation dc motor and skeleton and magnetic field and provides structure.Comprise casing, described casing internal comprises four magnetic fields provides structure, it is close to casing internal and installs, it is characterized in that, described skeleton comprises the limit groove of both sides, and described limit groove is the limit groove comprising an opening port, is placed with coil in the groove of limit, also comprise conduit in the middle part of described skeleton, described conduit installation by adhering has magnetic pole.Comprise casing, described magnetic field provides structure be arranged on casing by insulated screw or be pasted onto on casing.The housing of described limit groove comprises multiple hole, and limit groove is fixed by this hole by screw.Beneficial effect: it is convenient, safe and reliable to implement, and the scope of application is wide, solves fixed subcoil insulating process and delays lag issues, improve production efficiency, reduce human cost, extend the operating time of motor.
Description
Technical field
The utility model relates to direct current field, particularly relates to a kind of skeleton insulation excitation dc motor and skeleton and magnetic field and provides structure.
Background technology
Along with the high speed development of modern economy, DC exciting motor is widely applied to every field.The way that on market, existing DC motor stator coil all adopts the alkali-free glass strap of one fixed width to wrap up and insulating between casing and magnetic pole, packing technology efficiency is low, and glass cloth tape environmental pollution is serious, is harmful to the physical and mental health of workman.Current strap parcel coil great majority are manual operationss, Ye You producer is just at the automatic belting machine of development and production, but the placement of the initial head of strap and bonding, that coil end bends place parcel still need human assistance to operate, production efficiency is still low, with regard to this procedure of coil band, drop into a large amount of manpowers, can say that coil band operation is with tactics of human sea, could produce supporting with complete machine.
Stator coil adopts half lap parcel, need double-bag with the series magnet coil of naked flat type copper wire coiling, this produces certain impact to rear operation dipping lacquer, insulating varnish is bonded in belt surface, not easily penetrate into coil inside, really do not reach the object of coil paint-dipping, coil interlayer insulation property are poor, can cause the situation such as coil short, coil abnormal heating.In addition, wrap up one deck insulating cloth tape and be also unfavorable for coil integral heat sink outside coil, the short time duty motor of especially temperature rise, coil is with after insulating cloth tape parcel, and the operating time of motor will shorten.
Utility model content
The object of utility model: in order to provide a kind of a kind of skeleton insulation excitation dc motor of better effects and if skeleton and magnetic field to provide structure, specific purposes are shown in multiple substantial technological effects of concrete implementation section.
In order to reach as above object, the utility model takes following technical scheme:
Scheme one:
A kind of insulation framework, it is characterized in that, described skeleton comprises the limit groove of both sides, and described limit groove is the limit groove comprising an opening port, can place coil in groove.
The further technical scheme of the utility model is, also comprises conduit in the middle part of described skeleton, described conduit energy installation by adhering magnetic pole.
Scheme two:
A kind of magnetic field provides structure, and it is characterized in that, described skeleton comprises the limit groove of both sides, and described limit groove is the limit groove comprising an opening port, is placed with coil in the groove of limit, also comprises conduit in the middle part of described skeleton, and described conduit installation by adhering has magnetic pole.
Scheme three:
A kind of skeleton insulation excitation dc motor, comprise casing, described casing internal comprises four magnetic fields provides structure, it is close to casing internal and installs, and it is characterized in that, described skeleton comprises the limit groove of both sides, described limit groove is the limit groove comprising an opening port, be placed with coil in the groove of limit, also comprise conduit in the middle part of described skeleton, described conduit installation by adhering has magnetic pole.
The further technical scheme of the utility model is, comprises casing, and described magnetic field provides structure be arranged on casing by insulated screw or be pasted onto on casing.
The further technical scheme of the utility model is, the housing of described limit groove comprises multiple hole, and limit groove is fixed by this hole by screw.
Adopt the utility model of as above technical scheme, have following beneficial effect relative to prior art: it is convenient, safe and reliable to implement, and the scope of application is wide, solve fixed subcoil insulating process and delay lag issues, improve production efficiency, reduce human cost, extend the operating time of motor.
Accompanying drawing explanation
In order to further illustrate the utility model, be described further below in conjunction with accompanying drawing:
Fig. 1 is skeleton cross sectional shape figure;
Fig. 2 is coil structure;
Fig. 3 is field structure figure;
Fig. 4 is coil block assembling schematic diagram;
Wherein: 1. limit groove; 2. skeleton; 3. coil; 4. adhesive tape; 5 magnetic poles; 6 casings.
Embodiment
Be described embodiment of the present utility model below in conjunction with accompanying drawing, embodiment does not form restriction of the present utility model:
Scheme one:
A kind of insulation framework, it is characterized in that, described skeleton comprises the limit groove 1 of both sides, and described limit groove is the limit groove comprising an opening port, can place coil in groove.This structure can be produced separately, sells separately, therefore can as an independently scheme.The technique effect of the essence that the technical scheme at this place plays is: the fixed structure that can provide a kind of basic coil, the better skeleton of, fail safe better for the preparation of insulation property.
Composition graphs 1, also comprises conduit in the middle part of described skeleton, described conduit energy installation by adhering magnetic pole.
Scheme two:
A kind of magnetic field provides structure, and it is characterized in that, described skeleton comprises the limit groove 1 of both sides, and described limit groove is the limit groove comprising an opening port, is placed with coil 3 in the groove of limit, also comprises conduit in the middle part of described skeleton, and described conduit installation by adhering has magnetic pole 5.The technique effect of the essence that the technical scheme at this place plays is: four structures in composition graphs 4 on inwall, this structural configuration is at casing internal, can conveniently carry out magnetic field to provide, as further preferred, the present embodiment is the design of 2.7kW DC exciting motor fixed subcoil insulating skeleton, coil rack and skeleton 2 wall thickness 0.5mm, with the reinforced PA66 plastic compression that content of glass fiber is 45%, 2 " U " shape grooves are had above skeleton, " U " shape groove is limit groove 1, coil is contained in limit groove 1, ensure that the good insulation of itself and casing and magnetic pole.
Scheme three:
A kind of skeleton insulation excitation dc motor, comprise casing, described casing internal comprises four magnetic fields provides structure, it is close to casing internal and installs, and it is characterized in that, described skeleton comprises the limit groove 1 of both sides, described limit groove is the limit groove comprising an opening port, be placed with coil 3 in the groove of limit, also comprise conduit in the middle part of described skeleton, described conduit installation by adhering has magnetic pole 5.The technique effect of the essence that the technical scheme at this place plays is: because coil is contained in limit groove 1, and ensure that the good insulation of itself and casing and magnetic pole, and coil is fixing firm, which reduce the use of adhesive tape, fail safe is better.And speed of production improves greatly, speed of production is about original three times, because modularized production, greatly reduces manpower.
As further implementation structure: coil rack adopts content of glass fiber to be the reinforced PA66 of 45%, shaping by plastic compression mould time processing.Skeleton wall thickness 0.5mm, 2 wide 7.5mm of limit groove 1, skeleton housing size 94mm × 63mm, skeleton outer arc radius is that R49 is consistent with casing internal diameter, framework inner cavity is of a size of 63.3mm × 29.3mm, limit groove 1 short side dimension 7mm × 63.3mm, framework inner cavity minor face designs the wide triangular cut of two 4.5mm.
After coil winding is shaping, by the acrylic polyester High temperature-resistanadhesive adhesive tape that the thick 10mm of 0.06mm is wide, two long limits are wound around two circle bindings and fix, coil every limit thickness is no more than 7.2mm, coil shape Assurance of Size 91mm × 60mm.
During frame assembled, be stuck in by coil in the limit groove 1 of skeleton, magnetic pole is contained in skeleton inside casing, and last skeleton belt coil and magnetic pole integral installation are fitted on casing.Skeleton quantity is identical with coil quantity is 4.
Below provide at least two kinds of fixed forms, comprise casing, described magnetic field provides structure be arranged on casing by insulated screw or be pasted onto on casing.Similar enforcement structure is also of the present utility model
The housing of described limit groove 1 comprises multiple hole, and limit groove is fixed by this hole by screw.The scheme at this place is as further preferred, and can dispel the heat in multiple hole, multiple hole is also convenient fixing simultaneously.
A kind of excitation dc motor skeleton-type stator coil insulation method, is characterized in that step is as follows:
(1) coil rack employing content of glass fiber is the reinforced PA66 material of 45%, and shaping by plastic compression mould time processing, material heat resisting temperature is 220 DEG C, reaches C class F insulation, can meet high performance motor and use.Skeleton wall thickness 0.5mm; Be with 2 " U " shape grooves, for coil and pole insulation; " U " shape groove 0.3 mm thicker in coil, is convenient to coil assembling; " U " shape groove short side dimension is greater than pole shoe size, ensures to insulate between pole shoe and coil; Framework inner cavity size 0.2 mm larger than pole dimension, is beneficial to pole assemblage; Skeleton housing size 3 mms larger than coil dimension, ensure reliably to insulate between coil and casing; Framework inner cavity two limits are designed the triangular cut of one fixed width, when assembling for coil, skeleton stretches.
(1) coil winding shaping after, loose for preventing, with the thick polyester High temperature-resistanadhesive adhesive tape of 0.06mm will wherein one group of opposite side to be wound around two circle bindings fixing.
(2), during Skeleton assembly, be stuck in by coil in " U " shape groove of skeleton, magnetic pole is contained in skeleton inside casing, and last skeleton belt coil and magnetic pole integral installation are fitted on casing.Skeleton quantity is identical with coil quantity.
In a creative way, each effect above independently exists, and can also complete the combination of the above results with a nested structure.
Not shown part details.
Certainly, other structures of DC exciting motor belong to prior art.
It should be noted that, multiple schemes that this patent provides comprise basic scheme own, separate, mutually do not restrict, but it also can combine when not conflicting mutually, reaching multiple effect and jointly realizing.
more than show and describe general principle of the present utility model, principal character and advantage of the present utility model.Those skilled in the art should understand the utility model and not be restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope.
Claims (6)
1. an insulation framework, is characterized in that, described skeleton comprises the limit groove (1) of both sides, and described limit groove is the limit groove comprising an opening port, can place coil in groove.
2. a kind of insulation framework as claimed in claim 1, is characterized in that, also comprises conduit in the middle part of described skeleton, described conduit energy installation by adhering magnetic pole.
3. magnetic field provides a structure, it is characterized in that, described skeleton comprises the limit groove (1) of both sides, described limit groove is the limit groove comprising an opening port, be placed with coil (3) in the groove of limit, also comprise conduit in the middle part of described skeleton, described conduit installation by adhering has magnetic pole (5).
4. a skeleton insulation excitation dc motor, comprise casing, described casing internal comprises four magnetic fields provides structure, it is close to casing internal and installs, and it is characterized in that, described skeleton comprises the limit groove (1) of both sides, described limit groove is the limit groove comprising an opening port, be placed with coil (3) in the groove of limit, also comprise conduit in the middle part of described skeleton, described conduit installation by adhering has magnetic pole (5).
5. a kind of skeleton insulation excitation dc motor as claimed in claim 4, it is characterized in that, comprise casing, described magnetic field provides structure be arranged on casing by insulated screw or be pasted onto on casing.
6. a kind of skeleton insulation excitation dc motor as claimed in claim 4, it is characterized in that, the housing on described limit groove (1) comprises multiple hole, and limit groove is fixed by this hole by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520085348.5U CN204481597U (en) | 2015-02-06 | 2015-02-06 | A kind of skeleton insulation excitation dc motor and skeleton and magnetic field provide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520085348.5U CN204481597U (en) | 2015-02-06 | 2015-02-06 | A kind of skeleton insulation excitation dc motor and skeleton and magnetic field provide structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204481597U true CN204481597U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520085348.5U Expired - Fee Related CN204481597U (en) | 2015-02-06 | 2015-02-06 | A kind of skeleton insulation excitation dc motor and skeleton and magnetic field provide structure |
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| CN (1) | CN204481597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110544993A (en) * | 2019-08-23 | 2019-12-06 | 奇鋐科技股份有限公司 | Stator structure |
-
2015
- 2015-02-06 CN CN201520085348.5U patent/CN204481597U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110544993A (en) * | 2019-08-23 | 2019-12-06 | 奇鋐科技股份有限公司 | Stator structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20160206 |