CN202120725U - Winding structure formed by multilayer insulation wires - Google Patents

Abstract

The utility model provides a winding structure formed by multilayer insulation wires, which comprises a winding frame and at least one winding. At least one winding area is separated by the winding frame, and the winding is wrapped on the winding area. The winding is formed by winding at least one multilayer insulation wire on the winding area. The multilayer insulation wire comprises a plurality of enameled wire cores and an insulation outer skin wrapped on the enameled wire cores. The enameled wire cores are correspondingly located in spiral hinge mode, the cross sections are lowered by compression, and the insulation outer skin is wrapped on the enameled wire cores.

Description

The winding construction that the multilayer insulation line constitutes

Technical field

The utility model relates to the winding construction that a kind of multilayer insulation line constitutes, the winding construction that particularly utilizes the multilayer insulation line of reinforced insulation ability to be entwined.

Background technology

Be full of various electric equipments in the life now, the various electrical leads that are connected with electric equipment therefore are seen everywhere.And consider that the high-frequency current deflection circulates in the kelvin effect (Skin effect) of conductive surface; In order to reach factors such as to guide big electric current, saving lead cost and reduced volume; The easiest method is as shown in fig. 1; Be together, and coat these plain conductor 90 outer rims, form a known rope-lay strand 9 with an insulation sheath 91 with many elongated plain conductor 90 strands.Because comprised a plurality of elongated plain conductors 90 in this known rope-lay strand 9, the surface of each plain conductor 90 all can be used for the conducting electric current, the resistance that is produced in the time of can reducing high-frequency current through this known rope-lay strand 9, the loss of reduction high-frequency current.And because these plain conductors 90 do not pass through insulation processing, so the contact between these plain conductors 90 makes the state that is essentially electric connection between these plain conductors 90.

Again because electric current can give out magnetic force after through lead, the coil groups that therefore lead is wound in different shape can be apt to the principle that electricity consumption and magnetic are changed each other, further processes perhaps various sensing elements of common transformer, inductance.With the transformer is example, and the winding pitch of the laps quantity on the transformer changes, and will cause the magnetic force size to change, and the electric power of on elementary winding of number of turn ratio influence further and secondary winding, being responded between two windings.But the words that increase lead pitch of the laps number just can not be used aforesaid plain conductor 90, must make between each lead separate through insulation processing.See also Fig. 2 and Fig. 3, shown in Figure 2 is the structural representation of a known coil group 8, the partial enlarged drawing of this coil groups 8 of Fig. 3.Locate winding for ease, provide a drum stand 80 to twine winding.Twine a plurality of circles to form a winding with at least one enamelled wire 81 on this drum stand 80; And after twining each layer enamelled wire 81, must coat with an adhesive tape 82; Enamelled wire 81 is twined in adhesive tape 82 outer continuation then, coating adhesive tape 82 constantly repeats, and twines the winding of multilayer to form.And this drum stand 80 is provided with a plurality of terminals 801, and the end of these enamelled wires 81 and this terminal 801 electrically connect through modes such as welding or windings.Yet in order to meet the requirement of safety, a necessary sheathed Teflon sleeve pipe 83 between this enamelled wire 81 to this terminal 801 is to avoid producing the problem of arc damage electric component.

Yet therefore coating adhesive tape 82 that also must be in layer after utilizing enamelled wire 81 to twine is difficult to utilize mechanical fully-automatic production, makes that speed of production is difficult to improve, be difficult for reducing production costs.

The utility model content

Because known winding uses enamelled wire, cost is higher, even and select for use enamelled wire still need use adhesive tape in layer to cover the target that just can reach effective insulation.Make known winding be difficult to utilize mechanical fully-automatic production, speed of production is difficult to improve, and is difficult for reducing production costs.Therefore the utility model proposes a kind of improved winding construction, when its purpose is to possess enough dielectric strengths, still can reduce production costs, and applicable to mechanical automation production, to improve speed of production.

The utility model is the winding construction that a kind of multilayer insulation line constitutes; This winding construction has comprised a drum stand; And at least one winding; Wherein this drum stand district is separated out at least one coiling zone, and this winding then is coated on this coiling zone, and this winding is to be wound in this coiling zone by at least one multilayer insulation line to constitute.This multilayer insulation line then comprises a plurality of enamel-cover cores and and is coated on the outer insulation sheath of this enamel-cover core.

Further, drum stand has a plurality of power connection ends, and the multilayer insulation line also comprises one, and to extend to winding outer and connect the electricity section with power connection end electrically connects.

Further, connecing the terminal enamel-cover core of electricity section is welded on power connection end.

Further, the relative spiral hinge joint of these enamel-cover cores is located and is reduced its sectional area via a compression means, and is coated by this insulation sheath.

Owing to comprised the enamel-cover core that insulation effect is promptly arranged itself in this multilayer insulation line, add this insulation sheath and be coated on outside these enamel-cover cores, the effect of multilayer insulation is provided.Therefore, this multilayer insulation line can directly use machinery to be wound on this drum stand, does not need in the winding process to cover multilayer tape again, thereby has reached the purpose that improves speed of production, reduces cost.

Description of drawings

Fig. 1 is the generalized section of known rope-lay strand.

Fig. 2 is the partial cutaway schematic of known coil group.

Fig. 3 is the partial enlarged drawing of Fig. 2.

Fig. 4-1 is the partial cutaway schematic of the utility model coil groups.

Fig. 4-2 is the partial enlarged drawing of Fig. 4-1.

Fig. 5 is the step block diagram of preparation the utility model coil groups.

Embodiment

The utility model is the winding construction that a kind of multilayer insulation line constitutes, and below will cooperate the technical characterictic of each graphic explanation the utility model.

See also Fig. 4-1, Fig. 4-2, visible among the figure, the described winding construction 1 of the utility model has comprised a drum stand 10, and the district is separated out at least one coiling zone on this drum stand 10, and at least one winding is coated on this coiling zone.Wherein, this winding is wound in this coiling zone by at least one multilayer insulation line 2 and constitutes, and this multilayer insulation line 2 has comprised the enamel-cover core 21 and of a plurality of tool insulating capacities and is coated on the outer insulation sheath 22 of this enamel-cover core 21.Please consult Fig. 5 earlier, disclosed and form this winding and be wound in the step on this drum stand 10, should explain earlier be these multilayer insulation line 2 employed enamel-cover cores 21 because the surface has an insulation enamelled coating, so itself promptly has certain insulating capacity.These enamel-cover cores 21 through a twisted wire step S1, make a plurality of enamel-cover core 21 relative spiral hinge joints be positioned to a branch of like rope-lay strand.Then through a compact-stranded wire step S2, this compact-stranded wire step S2 utilizes facility to bring pressure to bear on the enamel-cover core 21 that these hinge joints are located, to reduce the unnecessary space of this bundle enamel-cover core 21.Wherein, the utility model does not limit the aforementioned facility kenel that brings pressure to bear on these enamel-cover cores 21.Through behind this compact-stranded wire step S2, hinge joint location and a plurality of closely enamel-cover cores 21 of boil down to have been shaped, and again through a crust encapsulation steps S3, aforesaid a plurality of enamel-cover cores 21 outer insulation sheathes 22 that coat form a complete multilayer insulation line 2.This multilayer insulation line 2 is wound at least one circle on the aforesaid drum stand 10 through a coiling step S4 at last again, to form the aforementioned winding that is coated on this coiling zone.Please consult Fig. 4-1, Fig. 4-2 again; Promptly form the structure shown in Fig. 4-1 through after aforesaid a plurality of steps; This drum stand 10 also has a plurality of power connection end 11; This multilayer insulation line 2 also comprises one, and to extend to this winding outer and connect electricity section 20 with this power connection end 11 electrically connects, and this connects electricity section 20 terminal enamel-cover cores 21 and is welded on this power connection end 11.Because this multilayer insulation line 2 has possessed the dielectric strength of enamel-cover core 21 itself and insulation sheath 22, so this connects electricity section 20 and does not need extra sheathed Teflon sleeve again, and equally can be through the safety test.Moreover because this multilayer insulation line 2 has enough dielectric strengths, this multilayer insulation line 2 does not need every layer of masking tape being wound in 10 last times of this drum stand, except the cost that can reduce adhesive tape, also can be twined automatically by machinery, with faster production.

The technical characterictic of the utility model is compared with known, and the utility model technology has the following advantages:

1. this multilayer insulation line 2 does not need repeatedly masking tape in the process that is wound in drum stand 10, can save the adhesive tape cost.

2. owing to do not need masking tape, machinery capable of using to twine this multilayer insulation line 2 automatically, save human cost and speed production route.

3. the multilayer insulation line 2 terminal electricity sections 20 that connect itself have enough dielectric strengths, do not need sheathed Teflon sleeve pipe again, further save human cost and speed production route.

Though the utility model discloses as above with preferred embodiment; Right its is not in order to limit the utility model; Any those of ordinary skill in the art, in spirit that does not break away from the utility model and scope, and a little change and the retouching done; All should be covered by in the utility model, so the protection range of the utility model is as the criterion when looking the accompanying Claim scope person of defining.

Claims (4)

1. the winding construction that the multilayer insulation line constitutes is characterized in that, comprising:

One drum stand (10), said drum stand (10) district is separated out at least one coiling zone;

At least one winding that is coated on the said coiling zone; Wherein, Said winding is wound in said coiling zone by at least one multilayer insulation line (2) and constitutes, and said multilayer insulation line (2) comprises a plurality of enamel-cover cores (21) and with insulating capacity and is coated on the outer insulation sheath (22) of said enamel-cover core (21).

2. the winding construction that multilayer insulation line according to claim 1 constitutes; It is characterized in that; Drum stand (10) has a plurality of power connection ends (11), and said multilayer insulation line (2) also comprises one, and to extend to said winding outer and connect electricity section (20) with said power connection end (11) electrically connects.

3. the winding construction that multilayer insulation line according to claim 2 constitutes is characterized in that, the said terminal enamel-cover core (21) of electricity section (20) that connects is welded on said power connection end (11).

4. the winding construction that multilayer insulation line according to claim 1 constitutes; It is characterized in that; Said enamel-cover core (21) spiral hinge joint is relatively located and is reduced its sectional area via a compression means, and said insulation sheath (22) is coated on outside the said enamel-cover core (21).

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