JPH01176910U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a wire wheel component according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of FIG. 1 with the winding and holder omitted, and FIG. 3 is a wire wheel component shown in FIG. 1. Fig. 4 is a perspective view of the magnetic core used in the wire wheel part shown in Fig. 1, Fig. 5 is a front view of the magnetic core shown in Fig. 4, and Fig. 6 is a side view of the magnetic core used in Fig. 4. Bottom view of two magnetic cores butted against each other,
Figure 7 is a perspective view of a conventional magnetic core, and Figure 8 is a perspective view of a conventional magnetic core.
9 is a front view of the magnetic core shown in the figure, FIG. 9 is a side view of a conventional bobbin, and FIG. 10 is a state in which the magnetic core of FIG. 7 is combined with the bobbin of FIG. 9.
It is a sectional view along a line. DESCRIPTION OF SYMBOLS 11... Bobbin, 12... Cylindrical part, 13... Winding wire, 1
4...Magnetic core, 16...Holder, 17...Base part, 1
8... Protuberance, 19... Terminal, 21... Guide groove, 26...
Side leg portion, 27...Connecting plate portion, 28...First predetermined dimension, 29...Central leg portion, 31...Protrusion portion, 32...Second predetermined dimension, 33...Side leg extension portion, 34...Central leg extension portion , 37...notch.

Claims (1)

[Claims for Utility Model Registration] (1) A pair of side legs arranged opposite to each other at a distance along a reference plane, and a pair of side legs extending along said reference plane, with one end of said pair of side legs extending along said reference plane. a first predetermined dimension with respect to the reference plane between the coupling plate parts integrally connected to each other and the pair of side leg parts from a portion adjacent to an end surface of the coupling plate part on the opposite side to the reference plane; a magnetic core having a central leg protruding from the center;
The pair of side leg portions include a side leg extension portion extending from the center leg portion to the side opposite to the reference plane by a second predetermined dimension smaller than the first predetermined dimension; projecting portions protruding toward each other at adjacent positions; A coupling plate extension is provided on the side opposite to the reference plane and extends until it coincides with the side leg extension, and the extending end of the coupling plate extension is connected to the extending end of the side leg extension and the central leg. A magnetic core characterized by extending at an angle between the two parts. (2) A pair of side legs facing each other at a distance along the reference plane, and a connecting plate extending along the reference plane and integrally joining the pair of side legs at one end. , a magnetic core having a central leg part that protrudes from the coupling plate part to the pair of side leg parts at a first predetermined dimension with respect to the reference plane; Protruding portions protruding toward each other at adjacent positions are provided, and on the other hand, the connecting plate portion has a depth of a second predetermined dimension smaller than the first predetermined dimension on the end surface opposite to the reference surface. A trapezoidal notch is formed in the trapezoid, the central leg is provided at a position adjacent to the upper side of the trapezoid, and the oblique side of the trapezoid extends between the side legs and the central leg. magnetic core. (3) For connecting the cylindrical part to which the winding is attached, a stand provided on one side of the cylindrical shaft of the cylindrical part at the axial end of the cylindrical part, and the end of the winding. The base includes a plurality of terminals arranged at intervals from each other in a direction intersecting the cylinder axis, and the surface of the base opposite to the cylinder axis includes the terminal between the plurality of terminals. In the bobbin for wire and wheel parts in which a guide groove is formed for guiding the winding, the base part has a raised part having a trapezoidal cross section raised toward the cylinder axis, and the terminal corresponds to the raised part. A bobbin for wire wheel parts, characterized in that it is provided with: (4) A bobbin for wire wheel parts according to claim 3, a winding attached to the outside of the cylindrical part of the bobbin for wire wheel parts, and a magnetic core according to claim 2; is assembled with the above-mentioned coil parts bobbin in such a manner that the central leg fits into the cylindrical part and the notch fits into the raised part, and the winding is passed through the guide groove. A wire wheel component, characterized in that it is derived and connected to the above-mentioned terminal.