JPH07192817A - Connector with built-in electronic part - Google Patents

Abstract

PURPOSE:To provide an easily assembled connector in which a terminal can be later installed. CONSTITUTION:A connecting part 72 is connected to a lead 4a of a capacitor 4, and when a connecting terminal 7 is pressed in a terminal housing hole 3 in this condition, the capacitor 4 is housed in a part chamber 5. When a filler 52 is filled and solidified in the part chamber 5, assembling is completed. An electric wire W having a length suitable for an arranging distance between a connector connecting apparatus and electric power supply is selected, and a terminal 2 to which this is press-fitted is inserted in a terminal housing hole 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector with a built-in electronic component that contains an electronic component.

[0002]

2. Description of the Related Art A resistor, a diode,
Electronic components such as capacitors are being connected. For example, a noise filter in which a capacitor is interposed between a power supply and a device is known in order to reduce noise generated inside the device. By simplifying the wiring by incorporating such electronic parts in the connector,
It is disclosed in Japanese Patent Laid-Open No. 3-187170. In the connector disclosed herein, as shown in FIG. 7, a male terminal in which an end of an electric wire c is crimped is attached to a core a, and a capacitor d is fixed on the core a.
The lead e is welded to the base end of the terminal fitting b. The core assembly thus configured is inserted from the rear opening of the housing f along the guide g, and as shown in FIG. 6, the tab of the terminal fitting b penetrates the partition h to fit the front surface. It has a structure in which it is projected into the portion i and is fixed by being filled with an insulative filler j made of epoxy resin around the core assembly.

[0003]

However, in order to assemble this conventional connector, the epoxy resin must be filled with the electric wire c connected to the core a, and the workability is poor. . Further, since the electric wire c and the terminal fitting b provided at the end of the electric wire c are fixed to the core a, the electric wire c having a predetermined length is fixed to the connector. The wiring length could not be easily adjusted according to the installation location of the device. In addition, since the terminal metal fittings cannot be removed from the connector, it becomes easier to readjust the wire length and connect it to another power source if it is necessary to reconnect the already connected device to another power source. There wasn't.

Therefore, according to the first aspect of the present invention, by providing the terminal in the connector later, the connector can be easily assembled and the length of the electric wire can be easily adjusted. Has an aim. Claim 2
In addition to the invention described in claim 1, an object of the present invention is to provide a connector with a built-in electronic component that can be easily connected and changed to another power source or equipment by allowing the terminal to be inserted and removed. In addition to the effect of the invention described in claim 1 or claim 2, an object of the invention of claim 3 is to provide an electronic component built-in connector capable of securely fixing an electronic component.

[0005]

According to a first aspect of the present invention, a terminal accommodating hole for accommodating a terminal connected to a terminal on a device side is provided in a housing, and an electronic component is attached to a side portion of the terminal accommodating hole. And a component chamber for partitioning the component part, and the other end of the connection terminal, one end of which is connected to the lead of the electronic component, is disposed in the terminal accommodating hole, and the contact portion is in contact with the terminal accommodated in the connection terminal. Is provided. According to the invention of claim 2,
In addition to the invention described in claim 1, the terminal is removably housed in the terminal housing hole. According to the invention of claim 3, in addition to the invention of claim 1 or claim 2, the electronic component is fixed by filling the interior of the component chamber with an insulating filler.

[0006]

According to the first aspect of the present invention, the other end of the connection terminal, one end of which is connected to the lead of the electronic component, is disposed in the terminal accommodating hole, and the contact accommodates the terminal accommodated in the connection terminal. Section is provided.

According to the first aspect of the present invention, the housing is provided with the component chambers defined on the sides of the terminal accommodating holes.
One end of the connection terminal is connected to the lead of the electronic component housed in this component chamber, and the other end is arranged in the terminal accommodating hole. That is, this connector can be assembled without connecting electrical wires. After that, the terminal connected to the electric wire end having an appropriate length is housed in the terminal housing hole. Thereby, the contact portion is brought into contact with the contact portion of the connection terminal.

According to the second aspect of the invention, in addition to the effect of the first aspect, the terminal is removably inserted into the terminal accommodating hole, so that the length of the wire can be appropriately changed as necessary.

According to the third aspect of the invention, in addition to the function of the first or second aspect of the invention, the electronic component is fixed by filling the component chamber with an insulative filler. The electronic component can be securely fixed.

[0010]

According to the first aspect of the present invention, the connector is assembled without connecting the electric wires, so that the connector can be easily assembled, and the electric wire having an appropriate length can be connected after the assembly. .

According to the invention described in claim 2, in addition to the effect of the invention described in claim 1, since the terminal can be inserted and removed,
There is an effect that the electric wire length can be appropriately changed as necessary.

According to the invention described in claim 3, in addition to the effect of the invention described in claim 1 or claim 2, an electronic component can be reliably fixed and a durable electronic component built-in connector can be provided.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments in which the present invention is applied to a female connector which has a built-in noise filter in which capacitors are connected in parallel and which is fitted to a male connector provided on the equipment side will be described with reference to FIGS. A description will be given based on FIG.

FIG. 1 is a sectional view of the connector of this embodiment. On the outer surface of the housing 1, there is provided a fitting portion 1a having a square section which is inserted into the hood of a male connector (not shown) on the device side. The lock piece 1b is provided on the lower surface of the fitting portion 1a so as to engage with the male connector. Further, as shown in FIGS. 1 and 2, in the housing 1, the terminals 2 and 2 crimped to the ends of the two electric wires W are provided.
Cylindrical terminal accommodating holes 3 and 3 for accommodating each of them are provided in parallel, and a component chamber 5 for accommodating the capacitor 4 is partitioned by a partition wall 6 on the upper side thereof.

The terminal accommodating hole 3 has a rectangular cross-section with a front end opening 3a into which a tab of a male terminal (not shown) is inserted and a rear opening into which an insertion opening 3b is inserted. . Grooves 31, 31 are formed on both sides of the lower surface of the terminal accommodating hole 3, and a lance 32 is provided which projects like a tongue piece from the intermediate portion toward the front side. The lance 32 is provided with a gap 33 on the lower side thereof so that the tip of the lance 32 bends up and down, and an engaging protrusion 32a is provided on the upper portion of the tip. Furthermore, a pair of left and right press-fitting slits 34 are formed on the lower surface on the insertion opening 3b side.
A connection terminal 7, which will be described later, is inserted into the terminal accommodating hole 3 formed in this way.

The component chamber 5 partitioned by the partition wall 6 above the two terminal accommodating holes 3 and 3 arranged in parallel has an insertion opening 3b,
It has a box-like shape whose rear side is opened by an opening 51 in the upper portion of 3b.

In the housing 1 thus formed, the connection terminal 7 shown in FIG. 3 is mounted. The connection terminal 7 is formed by bending a conductive metal plate into an inverted U-shape,
Side plates 7b and 7b are provided on both sides of the top plate 7a. The widths and heights of the side plates 7b, 7b can be accommodated along the inner surface of the terminal accommodating hole 3, as shown in FIG. A press-fitting piece 71 projecting downward is provided at the rear lower ends of the side plates 7b, 7b, and is press-fitted into the press-fitting slit 34 and fixed to the housing 1. In addition, the connection piece 7 bent forward from the rear end of the top plate 7a
2 is formed upright, and a mounting hole 72 is formed on the front side thereof.
a is provided. The connecting piece 72 is extended into the component chamber 5 along the rear end surface of the partition wall 6, a lead 4a of the capacitor 4 to be described later is inserted into the mounting hole 72a, and then welded by the solder M. Further, a contact portion 73 protruding inward is provided in the middle portion of the side surface plate 7b so as to be in contact with the side surface of the inserted terminal 2 for conduction. In this way, the connection terminal has one end connected to the capacitor 4 in the component chamber 5,
The other end is arranged in the terminal accommodating hole 3 and is inserted into the terminal 2.
It is connected to the. The component chamber 5 is filled with an insulating filling material 52 made of epoxy resin to fix the capacitor 4.

As shown in FIG. 3, the terminal 2 is formed by bending a conductive metal plate, and has a barrel portion 2a for crimping the electric wire W and a rectangular cross section at the front portion of the barrel portion 2a. The cylindrical terminal portion 2b is provided as a fitting hole 2c into which a tab of a male terminal (not shown) is inserted from the front end portion. Further, the engaging projection 32a is provided on the lower surface of the intermediate portion of the terminal 2.
An engaging hole 2d (see FIG. 1) for engaging with is provided, and a pair of left and right stabilizers 2e are provided so as to project downward,
It is possible to enter the inside of the grooves 31, 31. Therefore, the terminal 2 inserted into the terminal accommodating hole 3 is engaged with the lance 32 by the engaging hole 2d to prevent the terminal 2 from coming off.

In order to assemble the connector of this embodiment having such a structure, first, the leads 4a of the capacitor 4 are welded to the connecting pieces 72 of the two connecting terminals 7 by the solder M, respectively. Then, the connection terminal 7 is connected to the terminal accommodating hole 3
Press in. Thereby, as shown in FIG. 5, the press-fitting piece 71 is press-fitted into the press-fitting slit 34 and fixed in the terminal accommodating hole 3. At this time, since the connecting piece 72 is inserted into the component chamber 5, the capacitor 4 attached to the tip thereof is also connected to the component chamber 5.
Housed inside. Then, the filler 52 is filled and fixed in the component chamber 5. This completes the assembly of the connector. Then, the terminals 2 are inserted into the respective terminal accommodating holes 3. As described above, in this embodiment, since the terminal 2 to which the electric wire W is connected is inserted after the assembling, the assembling work can be easily performed. Further, the length of the electric wire W can be selected according to the arrangement of the equipment to which this connector is attached.

Further, by forcibly bending the lance 32 downward to release the engagement with the engagement protrusion 32a, the inserted terminal 2 can be pulled out. And it is also possible to change to another suitable length of electric wire.

In this embodiment, the example of the noise filter in which the capacitor 4 is built in as an electronic component and the terminals 2 and 2 are connected in parallel has been shown, but other electronic components such as a resistor and a diode are incorporated. You can also Further, although this connector has been described as an example of the female connector, it can also be applied to a male connector in which the terminals are male terminals.

In this embodiment, the connection terminal 7 is formed of an inverted U-shaped conductive plate inserted in the terminal accommodating hole 3, but one end is connected to an electronic component.
As long as it is connected to the terminal where the other end is inserted,
It can be implemented without being limited to the shape of this embodiment.

[Brief description of drawings]

FIG. 1 is a vertical sectional view.

FIG. 2 is a side view.

FIG. 3 is an exploded perspective view of terminals and connection terminals.

4 is a partial cross-sectional view taken along the line AA of FIG.

FIG. 5 is a sectional view during assembly.

FIG. 6 is a cross-sectional view showing a conventional example.

FIG. 7 is an exploded perspective view showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Housing 2 ... Terminal 3 ... Terminal accommodation hole 4 ... Capacitor 5 ... Parts chamber 6 ... Partition wall 7 ... Connection terminal 52 ... Filler 73 ... Contact part

Claims (3)

[Claims] 1. The housing is provided with a terminal accommodating hole for accommodating a terminal connected to a terminal on a device side and a component chamber for accommodating an electronic component on a side portion of the terminal accommodating hole. An electronic component characterized in that the other end of a connection terminal, one end of which is connected to a lead of a component, is arranged in a terminal accommodating hole, and a contact portion is provided for making contact with the terminal accommodated in the connection terminal. Built-in connector. 2. The electronic component built-in connector according to claim 1, wherein the terminal is removably housed in the terminal housing hole. 3. The electronic component built-in connector according to claim 1, wherein the component chamber is filled with an insulating filler to fix the electronic component.