JP2001291558A - Connector with built-in electronic part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector with built-in electronic part of a low cost and with a small size wherein a connection reliability among plural contact units and plural terminals and a wiring property among plural electric wires are improved. SOLUTION: In a connector with built-in electronic part wherein a part housing room 12 to house electronic parts 20 at whose both sides contact units 22 are protrudingly installed, and wherein each terminal hosing room 14 that is partitioned by a partition wall 13 against this part housing room 12 and that houses the terminal 31 to which the wire 30 is connected and which is connected to each contact unit 22 are respectively formed in the connector housing 11, and wherein an electronic part 20 is housed in the part housing room 12 of this connector housing 11, and wherein the terminal 31 is housed in each terminal housing room 14 and respective contact units 22 of both sides of the electronic part 20 is freely connected to an elastic contact part 34 of respective terminal 31, a penetration part 15 is installed which leads respective contact units 22 to the elastic contact part 34 of respective terminals 31 which are housed in the respective terminal housing rooms 14 at the position to oppose respective contact units 22 of both sides of the electronic part 20 of the partition wall 13.

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 which can be easily arranged in a wire harness by connecting tab terminals of an electronic component in which an electronic circuit is packaged.

[0002]

2. Description of the Related Art As this kind of connector with built-in electronic parts,
4 and 5 are disclosed in Japanese Utility Model Laid-Open No. 63-99784. As shown in FIG. 4, the electronic component built-in connector 1 includes a substantially rectangular tubular connector housing 2 made of a synthetic resin. The lid 4 is supported so that it can be opened and closed.

Further, terminal housings 2a are formed on both sides of the connector housing 2, and rectangular openings 2b are formed on the upper wall side facing the terminal housings 2a. And this connector housing 2
When the terminals 6 to which the electric wires 5 are connected are accommodated in the respective terminal accommodating chambers 2a, the elastic contact pieces 6 bent into a mountain shape of the respective terminals 6 are formed.
a is exposed to the outside of each opening 2b and protrudes.

As shown in FIGS. 4 and 5, a pair of holding pieces 4a, 4a for holding a discrete type electronic component 7 are formed integrally at the center of the inner surface of the lid 4, and are integrally formed.
On both sides of the inner surface of the lid 4, receiving bases 4b for fitting a pair of leads 8, 8 of the electronic component 7 are formed integrally with each other. Thus, when the lid 4 is closed, each lead 8 of the electronic component 7 is connected to the elastic contact piece 6 a of each terminal 6. The closed state of the lid 4 is locked by the engagement of the pair of engaging portions 4c, 4c of the lid 4 with the pair of engaging portions 2c, 2c of the connector housing 2. .

A similar technique relating to the electronic component built-in connector 1 is disclosed in Japanese Utility Model Laid-Open No. 2-98475.

[0006]

However, the conventional electronic component built-in connector 1 has a structure in which the lead 8 of the discrete electronic component 7 is brought into contact with the chevron-shaped elastic contact piece 6a of the terminal 6 to make contact therewith. Terminal 6
There was a problem in the contact reliability (connection reliability) between the lead and the lead 8. Further, when the conventional electronic component built-in connector 1 is applied to a chip type electronic component having a plurality of tab terminals protruding on both sides thereof, the lid side becomes large and the whole connector becomes large, The wiring harness routing process and the like became complicated. In addition, the aforementioned Japanese Utility Model Application Laid-Open No.
In the connector with a built-in electronic component disclosed in Japanese Patent Publication No.
Since the chip type electronic component is built in between the male connector housings via the terminal removal prevention holder, the number of components is increased and the cost is increased.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to improve the connection reliability between a plurality of contacts and a plurality of terminals of an electronic component and the ease of routing a plurality of electric wires. An object of the present invention is to provide a small and low-cost electronic component built-in connector.

[0008]

According to a first aspect of the present invention, there is provided a component housing chamber for housing an electronic component having contacts protruding on both sides thereof, and a partition wall for the component housing chamber.
And each terminal accommodating chamber for accommodating a terminal to be connected to each contact and an electric wire is formed in the connector housing, and the electronic component is accommodated in the component accommodating chamber of the connector housing, and In the electronic component built-in connector in which each terminal is accommodated in each terminal accommodating chamber and each contact on both sides of the electronic component is freely connectable to an elastic contact portion of each terminal, respectively, A penetrating portion for guiding each contact to the elastic contact portion of each terminal accommodated in each terminal accommodating chamber is provided at a position facing each contact on both sides.

In this electronic component built-in connector, when each contact of the electronic component is inserted along each through portion of the partition wall of the connector housing, the electronic component is securely accommodated in the component accommodating chamber, and each contact of the electronic component is accommodated. Is securely connected to the elastic contact portion of each terminal. Thereby, the connection reliability of each contact and each terminal of the electronic component is improved.

According to a second aspect of the present invention, there is provided the electronic component built-in connector according to the first aspect, wherein a plurality of pairs of contacts facing each other in a substantially straight line are provided on both sides of the electronic component. It is characterized in that a plurality of pairs of terminal receiving chambers which are opposed to each other in a substantially straight line are formed on both sides of the component receiving chamber.

In this electronic component built-in connector, a wire harness is constituted by a plurality of shortest wires, so that the wire arrangability is improved, and the amount of wires used is small, and the cost is reduced. Further, since a plurality of terminal accommodating chambers are formed on both sides of the component accommodating chamber, the thickness of the connector housing is made as thin as possible, and the whole connector is reduced in size and thickness.

According to a third aspect of the present invention, there is provided the electronic component built-in connector according to the second aspect, wherein a component insertion opening of the component storage chamber is provided above the connector housing, and each terminal insertion of the plurality of terminal storage chambers is provided. A mouth is provided on each side of the connector housing.

In this electronic component built-in connector, each terminal to which the electric wire is connected is easily accommodated in each terminal accommodating chamber from both sides of the connector housing, and the electronic component is easily accommodated in the component accommodating chamber from above the connector housing. To be housed. This simplifies the wiring work and the mounting of the electronic components.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is an exploded perspective view showing an electronic component built-in connector according to an embodiment of the present invention, FIG. 2 is a perspective view of the electronic component built-in connector, and FIG. 3 is a sectional view of the electronic component built-in connector.

As shown in FIGS. 1 to 3, the electronic component built-in connector 10 is provided with a connector housing 11 made of synthetic resin with a substantially box-shaped center and a substantially square tubular shape on both sides. In the center of the connector housing 11, an electronic component 20 having a plurality of tab terminals (contacts) 22 protruding on both sides, respectively.
The connector housing 11 is formed on both sides of the connector housing 11 with partition walls 13, 13 on both sides of the connector housing 11, and an electric wire 30 is connected thereto. Further, a plurality of terminal accommodating chambers 14 for accommodating the terminals 31 connected to the respective tab terminals 22 are formed.

As shown in FIG. 1 and FIG.
The component insertion opening 12a is formed in a rectangular shape in the center of the upper wall portion 11a of the connector housing 11. Further, the front and rear wall portions 1 of the connector housing 11 forming the component housing chamber 12 are provided.
The central portions of 1b and 11c slightly project forward and backward. Furthermore, each terminal insertion port 14 of the plurality of terminal accommodation chambers 14
“a” is formed in a rectangular shape on each of the left and right sides of the connector housing 11.

Further, the positions of the partition walls 13, 13 on the both sides forming the left and right wall portions of the component storage chamber 12 and the respective partition walls 13 of the upper wall portion 11 a, that is, the electronic components 20 stored in the component storage chamber 12. A pair of spring pieces (elastic contact portions) 3 of each terminal 31, which will be described later, is accommodated in each terminal accommodating chamber 14 at a position opposed to each tab terminal 22 on both sides of the terminal 31.
Slits (through portions) 15 leading to 4, 34 are formed respectively. The upper side of each slit 15 has a tapered surface inclined in an inverted C shape, so that each tab terminal 22 can be easily inserted. Further, a pair of terminal receiving chambers 14 and 1 formed integrally on both sides of the connector housing 11 so as to sandwich the component receiving chamber 12 (to oppose the partition walls 13).
4 are arranged so as to be substantially linearly opposed to each other via the component storage chambers 12, respectively.
A plurality of pairs (6 pairs in this embodiment) are formed adjacent to each other in parallel.

Furthermore, two adjacent terminal receiving chambers 1
Upper wall portion 1 of the connector housing 11 at the substantially center of the connector housings 4 and 14
Part of 1a is a lid 16 cut out in a rectangular plate shape.
Each of the lids 16 is supported so as to be capable of opening and closing via a hinge 17 integrally formed on the upper wall 11a. Locking claws (locking portions) 18 for locking the rear portions 36 of the terminals 31, 31 housed in the two adjacent terminal housing chambers 14, 14 are integrally formed on the back surface of each lid 16. It is formed to protrude. The bottom plate 3 of the terminal 31 accommodated in each terminal accommodating chamber 14 is located at a position facing the substantially center of each terminal accommodating chamber 14 on the bottom wall 11 d of the connector housing 11.
Flexible locking claw (so-called lance) for locking a predetermined position of 1a
19 are integrally formed. Locking claws 18 of these lids 16
The terminals 31 accommodated in each terminal accommodating chamber 14 are double-engaged by the flexible engaging claws 19.

As shown in FIGS. 1 and 3, the electronic component 20 is of a chip type in which a predetermined electronic circuit is packaged in a component main body 21 thereof. A plurality of pairs (6 pairs in this embodiment) of the pair of tab terminals 22 are projected.
Further, the terminal 3 to which each of the tab terminals 22 is fitted and connected.
Reference numeral 1 denotes a substantially U-shaped cross section including a bottom plate portion 31a and a pair of side plate portions 31b, 31b bent upward from the bottom plate portion 31a. Side plate 31b of each terminal 31
A caulking portion 32 for caulking the core wire 30a of the electric wire 30 is integrally formed substantially at the center of the
A pair of electric wire holding parts 33, 3 for holding the insulating film 30b of FIG.
3 is integrally formed.

Further, a pair of side plate portions 31 of each terminal 31 is provided.
A pair of spring pieces (elastic contact portions) 3 which are bent inward so as to be in parallel with the respective side plate portions 31b at the front sides of the b and 31b.
4, 34, and each front end side is bent at right angles and inward to each side plate portion 31b, and a groove-like slit 35 is formed between each front end. still,
Each spring piece 3 of the pair of side plate portions 31b, 31b of each terminal 31
The rear side of 4 is connected by a connecting portion 36, and the locking claw 18 of the lid 16 is locked to the connecting portion 36.

The electronic component built-in connector 10 of the embodiment described above.
When assembling, as shown in FIG. 1, the electric wire 30 is inserted into each terminal accommodating chamber 14 from both sides of the connector housing 11.
Are respectively accommodated. At this time, the terminal 31 accommodated in each terminal accommodating chamber 14 is double-engaged by the locking claw 18 and the flexible locking claw 19 of the lid 16 which are closed from the open state. Further, the slit 35 of each terminal 31 and the pair of spring pieces 34, 34 are connected to the pair of partition walls 13, 13 of the connector housing 11 and the respective slits 15 formed in the upper wall portion 11 a near each partition wall 13. At the position of. Next, as shown in FIG.
When the electronic component 20 is accommodated from above in the component accommodating chamber 12, the tab terminals 21 on both sides of the electronic component 20 pass through the slits 15 and a pair of spring pieces 34, 34 of each terminal 31.
2 and 3, the assembly of the electronic component built-in connector 10 is completed as shown in FIGS.

As described above, the partition walls 13, 13 on both sides which partition the component housing chamber 12 of the connector housing 11 from the terminal housing chambers 14, and the upper wall portion 11 near each of the partition walls 13.
A slit 15 for guiding each tab terminal 22 to a pair of spring pieces 34 of each terminal 31 accommodated in each terminal accommodating chamber 14 is provided at a position facing each tab terminal 22 on both sides of the electronic component 20 of FIG. Since the tabs 22 of the electronic component 20 are formed along the slits 15 of the partition wall 13 of the connector housing 11, the electronic component 20 can be securely housed in the component housing chamber 12 by a simple operation. At the same time, each tab terminal 22 can be reliably connected to the pair of spring pieces 34, 34 of each terminal 31. Thereby, the connection reliability between each tab terminal 22 and each terminal 31 of the electronic component 20 can be improved.

A plurality of pairs of tab terminals 22 and 22 are provided on both sides of the electronic component 20 which are substantially linearly opposed to each other. Since a plurality of pairs of the terminal receiving chambers 14 and 14 opposing each other are formed in a shape, the wire harness W can be configured by the plurality of shortest wires 30 and the wiring property of the plurality of wires 30 is improved. In addition to this, it is possible to reduce the amount of electric wire used and to reduce the cost. Further, since a plurality of terminal accommodating chambers 14 are formed on both sides of the component accommodating chamber 12, the thickness of the connector housing 11 can be reduced as much as possible, and the overall size and thickness of the connector can be reduced. it can.

Further, the component insertion opening 12 of the component accommodation chamber 12
a is formed on the upper wall 11a side of the connector housing 11, and the respective terminal insertion openings 14a of the plurality of terminal accommodating chambers 14 are formed on both sides of the connector housing 11, respectively. The terminal housings 14 can be easily housed in the respective terminal housings 14 from both sides of the housing 11, and the electronic components 20 can be easily housed in the component housings 12 from above the connector housing 11. Thereby, the wiring work of the electric wires 30 and the mounting work of the electronic component 20 can be easily performed.

According to the above-described embodiment, a plurality of terminal receiving chambers are formed on both sides of the connector housing so as to sandwich the component receiving chamber. Each of the chambers is formed, a plurality of holes as through portions are formed in the partition walls, and a plurality of tab terminals provided so as to project downward on both sides of the lower surface of the electronic component in the plurality of holes. Each tab terminal may be connected to a pair of spring portions of each terminal by being inserted.

[0027]

As described above, according to the first aspect of the present invention, the position of the partition wall that divides the component housing chamber of the connector housing and each terminal housing chamber, facing each contact on both sides of the electronic component of the partition wall. In addition, a through portion for guiding each contact to the elastic contact portion of each terminal accommodated in each terminal accommodating chamber is provided, so that each contact of the electronic component is arranged along each through portion of the partition wall of the connector housing. With the simple operation of inserting the electronic component, the electronic component can be reliably accommodated in the component accommodation room, and each contact can be reliably connected to the elastic contact portion of each terminal. Thereby, the connection reliability of each contact and each terminal of the electronic component can be improved.

According to the second aspect of the present invention, a plurality of pairs of opposing contacts are provided on both sides of the electronic component so as to substantially oppose each other in a substantially straight line, and are substantially formed on both sides so as to sandwich the component housing chamber of the connector housing. Since a plurality of pairs of terminal receiving chambers facing each other in a straight line are formed, a wire harness can be configured with a plurality of shortest wires, thereby improving the wiring property of the wires and the amount of used wires. And cost can be reduced. Also,
Since a plurality of terminal accommodating chambers are formed on both sides of the component accommodating chamber, the thickness of the connector housing can be reduced as much as possible, and the overall size and thickness of the connector can be reduced.

According to the third aspect of the present invention, the component insertion opening of the component storage chamber is provided above the connector housing.
Since the respective terminal insertion ports of the plurality of terminal accommodating chambers are respectively provided on both sides of the connector housing, the respective terminals connected to the electric wires can be easily accommodated in the respective terminal accommodating chambers from both sides of the connector housing, and The electronic components can be easily accommodated in the component accommodation chamber from above the connector housing. This makes it possible to easily perform the wiring work and the mounting work of the electronic components.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an electronic component built-in connector according to an embodiment of the present invention.

FIG. 2 is a perspective view of the electronic component built-in connector.

FIG. 3 is a sectional view of the electronic component built-in connector.

FIG. 4 is an exploded perspective view of a conventional electronic component built-in connector.

FIG. 5 is an enlarged perspective view of a main part of the conventional electronic component built-in connector.

[Description of Signs] 10 Connector with built-in electronic component 11 Connector housing 12 Component storage chamber 12a Component insertion port 13 Partition wall 14 Terminal storage chamber 14a Terminal insertion port 15 Slit (penetrating part) 20 Electronic component 22 Tab terminal (contact) 30 Electric wire 31 terminal 34 spring piece (elastic contact part)

Claims (3)

[Claims] 1. A component housing chamber for housing an electronic component having contacts protruding on both sides thereof, a partition wall partitioned from the component housing chamber, and an electric wire is connected to each of the contactors. Each terminal accommodating chamber for accommodating the terminal to be connected is formed in the connector housing, and the electronic component is accommodated in the component accommodating chamber of the connector housing, and the terminal is accommodated in each terminal accommodating chamber. An electronic component built-in connector in which each contact on both sides of the electronic component is freely connectable to an elastic contact portion of each terminal, wherein the partition wall is located at a position facing each contact on both sides of the electronic component. A connector with a built-in electronic component, wherein a penetrating portion for guiding each contact to an elastic contact portion of each terminal accommodated in each terminal accommodating chamber is provided. 2. The electronic component built-in connector according to claim 1, wherein a plurality of pairs of opposing contacts are provided on both sides of the electronic component so as to be substantially linearly opposed to each other, and the component accommodating chamber is sandwiched. A connector with a built-in electronic component, wherein a plurality of pairs of terminal receiving chambers are formed on both sides of the terminal receiving chambers so as to face each other in a substantially straight line. 3. The electronic component built-in connector according to claim 2, wherein a component insertion port of the component storage chamber is provided above a connector housing, and each of the terminal insertion ports of the plurality of terminal storage chambers is connected to the connector housing. Electronic component built-in connectors provided on both sides of the electronic component.