JPH09115770A - Electronic component - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic component which is suitable for a case that two connecting directions exist and the component is connected across both directions. SOLUTION: A pair of electrodes 14 are connected with an electronic component element 13. Connecting parts 17 which protrude toward two directions are arranged on the electrodes 14. An insulating film 19 is formed on the surface of the electronic component element 13. In the case that two connecting directions exist, the respective connecting parts 17 are connected with the respective sides to be connected of the two directions, and the electronic component element 13 is mechanically held and electrically connected across both directions.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to an electric component having an electric component element.

[0002]

2. Description of the Related Art Conventionally, as an electric component element, for example,
There are various capacitors used in discharge lamp ballasts, and power factor correction capacitors are used in slow-phase discharge lamp ballasts.
Phase-advancing type discharge lamp ballasts use phase-advancing capacitors, anti-noise capacitors and starting capacitors.

As shown in FIG. 9, such a capacitor 1 is a dip capacitor, and has a capacitor element 2 such as a film capacitor formed by winding a plastic film having a metal film deposited thereon,
A metallikon (not shown) having conductivity is formed on both end faces of the capacitor element 2, the electrodes 3 are electrically and mechanically connected to each metallikon, and the surface of the capacitor element 2 and the metallikon and a part of the electrode 3 are coated with insulation. Is performed to form the insulating film 4.

Then, as shown in FIG. 10, when the capacitor 1 is combined with the ballast main body 5, the capacitor 1 is attached to the end plate 7 of the case 6 for accommodating the ballast main body 5 by using a separate attachment part or the like. At the same time, the pair of electrodes 3 of the capacitor 1 are connected to the pair of external terminals 8 provided on the end plate 7.
The external terminal 8 is joined to the terminal 5a of the ballast main body 5 for soldering connection. Thus, for example, in the case of a power factor improving capacitor, it is connected to both the primary winding of the ballast body 5 and the external terminal 8 arranged in the power supply, and the anti-noise capacitor is connected to the ballast body 5 Is connected to both the secondary winding and the external terminal 8 wired to the lamp.

Further, the capacitor 1 is mounted on a board, and the board is connected between the terminal 5a of the ballast body 5 and the external terminal 8.

[0006]

However, in the prior art, as shown in FIG. 10, when the capacitor 1 is incorporated in the discharge lamp ballast, the capacitor 1 is attached to the end plate 7 by using a separate mounting part or the like. It is necessary to attach it, and it is necessary to solder the electrode 3 to the external terminal 8 for soldering connection, or to mount the capacitor 1 on the board and connect the terminal 5a of the ballast body 5 and the external terminal 8 by this board. Need to be connected to.

Therefore, the capacitor 1 used in a discharge lamp ballast or the like is connected between the terminal 5a of the ballast body 5 and the external terminal 8 both of them, but the capacitor 1 is mechanically held or electrically connected. There is a problem that requires separate parts and labor to connect to.

The present invention has been made in view of such a point, and is suitable for the case where there are two connecting directions and the connection is made by straddling both of them, and the electric parts are mechanically held or electrically connected. It is an object of the present invention to provide a separate component such as a board to be connected to an electric component and an electric component capable of reducing the labor required for holding and connecting.

[0009]

According to a first aspect of the present invention, there is provided an electric component, and a pair of the electric component element is connected to the electric component element so as to protrude from the electric component element, and at least one of the electric component elements protrudes in two directions. It is characterized by comprising an electrode having a connected connecting portion and an insulating film formed on the surface of the electric component element. When there are two connecting directions, each connecting portion is connected in each of two directions. By connecting to the connection side respectively, the electric component element is mechanically held and electrically connected across both of them.

According to a second aspect of the present invention, there is provided the electric component according to the first aspect, wherein the connecting portion of the electrode is provided with a detachable connecting portion that is detachably connected to a connected side connected to the connecting portion. This makes it easy to connect electric parts to each other and to an electric device using the electric parts.

According to a third aspect of the present invention, there is provided an electric component according to the first or second aspect, wherein the electric component element is a capacitor element, and the capacitor element is relatively large in size and poor in mountability. It becomes effective.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, as a first embodiment of an electric component of the present invention, an embodiment of a dip capacitor will be described with reference to FIGS. 1 to 3.

FIG. 3 shows a lighting circuit using a slow-phase type discharge lamp ballast 11. The primary winding M1 of the slow-phase type discharge lamp ballast 11 is connected to the power source E, and the secondary winding M2 is a fluorescent lamp. The glow discharge tube GL is connected to one end of the filament of L and the other ends of the filaments of both ends of the fluorescent lamp L. A power factor improving capacitor 12 is connected to both ends of the power source E in parallel with the primary winding M1.

FIG. 1 shows a perspective view of a capacitor 12 as an electric component, and this capacitor 12 has a capacitor element 13 as an electric component element. Capacitor element 13
Is a film capacitor formed by winding a plastic film on which a metal film is vapor-deposited, for example, and is formed in an oval cross section when viewed from the end face direction. Metallic powder having conductivity is sprayed on both end faces of the capacitor element 13 to form a metallikon (not shown), and a pair of electrodes 14 are electrically and mechanically connected to both metallikons.

Each of the electrodes 14 is formed by bending a conductive metal plate into a substantially T shape, and one end of the electrode 14 is a capacitor element.
Electrode plate part connected to the metallikon along the elliptical direction of 13
An electrode plate portion 16 is formed by bending the electrode plate portion 15 from the other end of the electrode plate portion 15 protruding from the capacitor element 13 toward the outside at a substantially right angle. Both ends of the electrode plate portion 16 have capacitor elements 13
The connecting portions 17 are formed so as to project in two directions on both sides orthogonal to the ellipse direction, and a connecting hole 18 is formed near the center of the electrode plate portion 16.

An insulating film 19 is integrally formed by applying an insulating coating to the entire surfaces of the capacitor element 13 and the metallikon and a part of the electrode 14 connected to the metallikon.

FIG. 2 shows a discharge lamp ballast 11, which is constructed by combining a coil bobbin 20 wound with a primary winding M1 and a secondary winding M2 and an iron core 21. With the main body 22, the ballast main body 22 and the condenser 12 are housed in a cylindrical case 23, and end plates 24 are provided at both ends of the case 23.
Is attached.

Terminal blocks 25 are formed on both ends of the coil bobbin 20 of the ballast main body 22, and a pair of connection terminals is formed on each terminal block 25.
26 are attached respectively, and each connection terminal on the primary winding M1 side
Both ends of the primary winding M1 are connected to 26, and one end of the secondary winding M2 and the other end of the primary winding M1 are connected to each connection terminal 26 on the secondary winding M2 side.

External terminals 27 are attached to the inside of the end plate 24 at positions facing the connection terminals 26 of the ballast body 22. The external terminal 27 is electrically connected to an external terminal (not shown) arranged outside the end plate 24.

Each electrode 14 of the capacitor 12 is connected between each connection terminal 26 on the side of the primary winding M1 and each external terminal 27 of the one end plate 24. The connection terminals 26 and the external terminals 27 are formed with insertion holes 26a and 27a at the tip end surface thereof into which the connection portions 17 of the electrode 14 can be inserted, and the connection portions inserted into the insertion holes 26a and 27a. Crimping pieces 26b, 27b are formed to be crimped to the 17 to be mechanically held and electrically connected.

Therefore, each connecting portion 17 of the electrode 14 and each terminal
26 and 27 constitute a detachable connecting portion 28 that is detachably connected to each other, each connecting portion 17 is a male portion side 28a of the detachable connecting portion 28, and each terminal 26, 27 is a female portion side 28b of the detachable connecting portion 28. Becomes

Then, each connecting portion 17 protruding to one of the pair of electrodes 14 of the capacitor 12 is connected to each connecting terminal 26 of the ballast body 22.
By connecting each connecting portion 17 protruding to the other of the pair of electrodes 14 to each external terminal 27 of the end plate 24, the capacitor 12 is spread across both terminals 26, 27. It is mechanically held and electrically connected. Since a metal plate is used as the electrode 14 instead of an electric wire, there is no problem in strength even if the entire capacitor 12 is held by the electrode 14. Therefore, it is possible to reduce the time and effort required for holding and connecting another component such as a substrate for mechanically holding or electrically connecting the capacitor 12.

Further, since the connecting / disconnecting connecting portion 28 which is detachably connected to each other is used at the connecting portion between the connecting portion 17 of the electrode 14 of the capacitor 12 and each terminal 26, 27, the connecting operation can be easily performed only by the inserting operation. As compared with the case of soldering, it is possible to save labor and automate the assembly line of the discharge lamp ballast 11.

Next, FIG. 4 shows a second embodiment. In this second embodiment, the middle portion of the plate-shaped electrode 14 is connected to the metallikon of the capacitor element 13, and both ends of the electrode 14 are connected. The connecting portion 17 is projected to both sides orthogonal to the elliptical direction of the capacitor element 13. Thereby, the structure of the electrode 14 can be simplified.

Next, FIG. 5 shows a third embodiment. In this third embodiment, a plurality of capacitors 12 can be connected in parallel according to the required capacity.
As in the second embodiment of FIG. 4, the connecting portions 17 at both ends of the electrode 14 are projected to both sides orthogonal to the elliptical direction of the capacitor element 13, and one end of the electrode 14 of one capacitor 12 is connected. An attaching / detaching connecting portion 28 which is detachably connected to each other is formed on the portion 17 and the connecting portion 17 on the other end of the electrode 14 of the other capacitor 12, and the connecting portion 17 on one end is the male portion side 28a of the attaching / detaching connecting portion 28. The connection part 17 at the other end is the female part side 28b of the attachment / detachment connection part 28. A pair of substantially L-shaped holding pieces 31 are cut and raised facing each other at the connecting portion 17 at the other end, and the connecting portion 17 at one end of the other capacitor 12 can be inserted and connected between the pair of holding pieces 31. Has become.

Thus, when a plurality of capacitors 12 are used according to the required capacity, the plurality of capacitors 12
Can be easily mechanically and electrically connected only by inserting.

In this case, for example, external terminals of the end plate 24
The shape of 27 is such that it can be inserted and connected between the pair of holding pieces 31.

Next, FIGS. 6 and 7 show a fourth embodiment.

FIG. 7 shows a circuit diagram using a phase advance type discharge lamp ballast 11, in which a phase advance capacitor 12 is connected in series with the secondary winding M2.
a is connected to this phase-advancing capacitor 12a
41 are connected in parallel. A miscellaneous protection capacitor 12b is connected between the ends of the filaments at both ends of the lamp L.

FIG. 6 shows a capacitor as an electric component of FIG.
12a and 12b are perspective views, each of the capacitors 12a and 12b has an electrode 14 structure similar to that of the first embodiment shown in FIG. 1, and the capacitor 12a has both electrodes 14 in a substantially L shape. Each of the connecting portions 17 is formed so as to project in opposite directions, and the capacitor 12b has one electrode 14 formed in a substantially T shape, and the connecting portion 17 is formed in two directions, and the other electrode 14 is formed in a substantially L shape. As a shape, the connecting portion 17 is formed to project in one direction.

Then, the capacitors 12a and 12b are arranged adjacent to each other, and the connecting portion 17 of one electrode 14 of the capacitor 12a and the connecting portion 17 of one electrode 14 of the capacitor 12b are joined to each other to mechanically and electrically connect them by soldering or the like. Connect to each other.

By combining a capacitor having an electrode 14 of an appropriate shape such as the shape of the T-shaped or L-shaped electrode 14 of the capacitors 12a and 12b, various circuits can be dealt with.

Next, FIG. 8 shows a fifth embodiment. In the fifth embodiment, a discharge resistor 41 is connected in parallel to the phase advancing capacitor 12a shown in FIG. The structure of the capacitor 12a is the same as that of the capacitor 12 of the first embodiment shown in FIG. 1, and lead wires 42 projecting from both ends of the discharge resistor 41 are connected to the connection holes 18 of both electrodes 14, respectively. As a result, the discharge lamp ballast 11 is assembled together with the capacitor 12a, and the assemblability of the discharge lamp ballast 11 is improved.

In each of the embodiments, various capacitors used in the discharge lamp ballast have been described, but the electric component elements are not limited to the capacitor elements, but may be applied to various impedance elements or resistance elements. Also has the same effect.

[0035]

According to the electric component of the first aspect, since at least one of the pair of electrodes of the electric component element has the connecting portion projecting in two directions, each connecting portion has two connecting directions. By connecting the parts to the respective connected sides in the two directions, it is possible to mechanically hold and electrically connect the electric component element across both of them, so that the electric component can be mechanically held or electrically connected. It is possible to reduce the time and effort required for holding and connecting other components such as a board to be electrically connected.

According to the electric component of the second aspect, in addition to the effect of the electric component of the first aspect, the connecting portion of the electrode is detachably connected to the connected side connected to the connecting portion. Since the attachment / detachment connection part is provided, it becomes easy to connect electric parts to each other and to an electric device using the electric parts.
It can also be used for automated assembly.

According to the electric component of the third aspect, in addition to the effect of the electric component of the first or second aspect, the electric component element is a capacitor element, and the capacitor element has a relatively large size and poor mountability. Therefore, it is particularly effective.

[Brief description of the drawings]

FIG. 1 is a perspective view of a capacitor showing a first embodiment of an electric component of the present invention.

FIG. 2 is a perspective view of an exploded state of a discharge lamp ballast using the capacitor according to the first embodiment.

FIG. 3 is a circuit diagram of a lighting circuit using the discharge lamp ballast according to the first embodiment.

FIG. 4 is a perspective view of a capacitor showing a second embodiment of an electric component of the present invention.

FIG. 5 is a perspective view of a capacitor showing a third embodiment of an electric component of the present invention.

FIG. 6 is a perspective view of a capacitor showing a fourth embodiment of an electric component of the present invention.

FIG. 7 is a circuit diagram of a lighting circuit using the discharge lamp ballast according to the fourth embodiment.

FIG. 8 is a perspective view of a capacitor showing a fifth embodiment of an electric component of the present invention.

FIG. 9 is a perspective view of a conventional capacitor as an electric component.

FIG. 10 is an exploded perspective view of a discharge lamp ballast incorporating a conventional capacitor.

[Explanation of symbols]

 12, 12a, 12b Capacitors as electric parts 13 Capacitor elements as electric parts 14 Electrodes 17 Connections 19 Insulation film 28 Attachment / detachment connection

Claims (3)

[Claims] 1. An electric component element, an electrode having a pair of connecting parts connected to the electric component element and protruding from the electric component element, and at least one of which has a connecting portion protruding in two directions. And an insulating film formed on the surface of the electric component. 2. The electric component according to claim 1, wherein the connecting portion of the electrode is provided with a detachable connecting portion that is detachably connected to a connected side connected to the connecting portion. 3. The electric component according to claim 1, wherein the electric component element is a capacitor element.