JPH0545031Y2 - - Google Patents

Description

[Detailed description of the invention] "Industrial application field" This invention particularly improves productivity and economy regarding the information outlet used to connect external conductors and indoor wiring conductors in home bus systems. This is what I did.

"Conventional technology" JP-A-63-98984 as a conventional information outlet
We will discuss the publication No. ``Telephone Modular Jack'' (Figures 6 and 7). In the telephone modular jack, a terminal block 3 and a modular block 2 are installed in a casing 1, and a cover 22 is placed over the terminal block 3 and the modular block 2 to be assembled integrally.

A mating plug is removably fitted into the modular block 2 through the plug insertion opening 4 of the cover 22. In the modular block 2, the contact pin block 7 is attached to the middle frame 18, and the middle frame 18 is mounted on the wiring board 6, and the connecting piece 19 of the contact pin block 7 is fitted into the through hole 8b of the wiring board 6. , assembled in one piece.

The terminal block 3 has a locking spring 32 attached to a terminal frame 31, and is accommodated in each terminal storage chamber 53 of the casing 1, and the contact protrusion 9 of the terminal frame 31 is inserted into the through hole 8a of the wiring board 6. mated to. A conductive pattern 8 connects through holes 8b and 8a. A plug (not shown) is attached to the terminal of the external conductor, and the corresponding contact pin 5 of the contact pin block 7 is connected to the contact portion of the plug. Further, the locking spring 32 is connected to the casing 1
It comes into contact with a conductor for indoor wiring that is inserted through the wire insertion port (not shown) on the bottom of the unit.

``Problems that the invention attempts to solve'' Conventional information outlets have a large number of parts;
Furthermore, the wiring board 6 is used, and its assembly is complicated, as the contact protrusion 19 of the terminal frame 31 is fitted into the through hole 8a on the lower surface, and the connecting piece 19 of the contact pin block 7 is fitted into the through hole 8a from the upper surface. However, the drawback was that automatic assembly was difficult, resulting in high costs. The purpose of this invention is to solve these conventional drawbacks and to realize an information outlet that is easy to assemble, can be easily automated, and can be provided at a lower cost than before.

"Means for Solving the Problems" This invention is an information outlet that includes a base insulator, contacts, relay parts, a modular connector, a modular insulator, and a modular cover.

The above-mentioned contact comes into contact with conductor wires for indoor wiring, and is made of a metal elastic body, with a pair of folded parts coming closer to each other from both ends of a straight central part, and roughly shaped like a "M". formed into a shape.

The above-mentioned base insulator is a rectangular parallelepiped-shaped housing made of synthetic resin, and has a shallow recess formed on its front surface, excluding the periphery, and a pair of holes extending from the left and right bottoms of the recess toward the back of the housing. A contact storage chamber is formed, and a plurality of contact locking grooves are formed in multiple stages facing each other in the front and back direction on the left and right inner walls of each of the contact storage chambers, and the contact locking grooves are formed on the left and right rear surfaces of the housing. A plurality of wire insertion holes communicating with the contact storage chamber are formed on the left and right sides of the housing.
A locking hole communicating with the contact housing chamber is formed to face the contact hole.

The above-mentioned relay component is made of synthetic resin, and has a pair of side plates bent and extended in the same direction at almost right angles from both ends of the center plate, forming a roughly U-shape, and the center plate has a plurality of through holes. are formed to penetrate in the board thickness direction, and a plurality of electrodes connected to the through holes and in contact with the indoor wiring conductors are formed on both sides of the extended end portions of each of the side plates to face each other.

The modular connector described above has a rectangular parallelepiped body made of synthetic resin, and a plurality of wires made of an elastic metal body are attached to the body by penetrating it in the front and back direction, and the wires protruding from the back side of the body are used as through-hole leads. , the wire protruding from the front surface of the body is bent downward along the front surface of the body, and then further bent diagonally backward near the lower edge of the front surface to contact the contact of the mating connector. It is considered as a department.

The above-mentioned modular line insulator is a rectangular parallelepiped-shaped case made of synthetic resin, and a mating connector housing chamber is formed from the lower front surface toward the back of the case, and the upper surface of the back A modular connector accommodating chamber is formed adjacently above the mating connector accommodating chamber toward the front of the housing, and the mating connector is formed on the bottom wall of the modular connector accommodating chamber from the back of the casing toward the front. A plurality of slits communicating with the connector housing chamber are formed, and these slits extend downward at the rear surface of the housing.

The modular cover is a rectangular parallelepiped-shaped cover made of synthetic resin, and a modular insulator housing chamber is formed from the back of the cover to the front, and a mating connector insertion opening is formed in the front of the cover.
A pair of locking pieces are protruded from the left and right side walls of the cover to face each other at the rear of the housing.

In the information outlet of this invention, the contacts are attached to the respective contact locking grooves from the front side of the base insulator, and the side plates of the relay component are connected to the electrodes formed on both sides of the side plates. Attach the modular connector to the base insulator so as to face the folded part, fit the through-hole leads of the modular connector into the corresponding through holes on the outer surface of the relay component, and connect the modular connector to the base insulator. The modular connector is accommodated in the modular connector housing chamber so that the contact portion engages with the corresponding slit of the modular line insulator, the modular cover is placed over the modular line insulator, and the left and right sides of the modular cover are locked. The base insulator is assembled into one piece by engaging the pieces with the locking holes on the left and right sides of the base insulator.

"Example" An example of this invention will be described with reference to the drawings.
As shown in FIG. 1, the information outlet 10 includes contacts 11, a base insulator 12, a relay component 13, a modular connector 14, a modular insulator 15, and a modular cover 16, and a shielding lug as required. 17 is added.

The contact 11 comes into contact with a conducting wire for indoor wiring, and is made of a metal elastic body, with a pair of folded parts 11b,
11c are folded back in the same direction so that they are close to each other, forming a roughly "M" shape.

The base insulator 12 is a rectangular parallelepiped-shaped housing 12' made of synthetic resin, and a shallow recess 12h (Fig. 2) is formed on the front surface 12a of the base insulator 12, excluding the peripheral edge. Toward the rear, a pair of left and right contact storage chambers 12b, 12c
is formed, and on the left and right inner walls of each of these containment chambers,
A plurality of contact locking grooves 12d (FIG. 2B) are formed in multiple stages facing each other in the front and back direction, and the housing 1
Contact storage chamber 1 is located on the left and right rear surface 12e of 2'.
A plurality of wire insertion holes 12 communicating with 2b or 12c
f is formed. Locking holes 12g communicating with the contact storage chambers 12b and 12c are formed on the left and right side surfaces of the housing 12' to face each other. An electric wire accommodating part 12i having a U-shaped horizontal cross section is formed in the center of the back surface 12e of the housing 12', penetrating in the vertical direction as required, and a wire accommodating part 12i is formed on the opposing left and right inner surfaces of the electric wire accommodating part 12i, respectively. , two relatively short parallel grooves 12j
are formed facing forward from the back surface of the housing 12'.

The relay part 13 is made of synthetic resin and is connected to the center plate 1.
A pair of side plates 13b, 1 are placed approximately at right angles from both ends of 3a.
3c are bent and extended in the same direction to form a roughly U-shape. A plurality of through holes 13d are formed through the center plate 13a in the thickness direction, and conductive wires (not shown) for indoor wiring are formed on both sides of each extension end of the side plates 13b and 13c in correspondence with the through holes 13d. A plurality of contacting electrodes 13e are formed. Electrodes 13e on the inner surfaces of side plates 13b and 13c
corresponds to the corresponding through hole 1 on the inner surface of the center plate 13a
The electrodes 13e on the inner surface of the side plates and the corresponding electrodes 13e on the outer surface are connected to the corresponding through holes 1 on the outer surface of the center plate 13a.
A conductive pattern is connected to the other end of 3d. Therefore, side plates 13b and 1 are placed in the same through hole 13d.
Two electrodes 13e corresponding to each other on the inner and outer surfaces of 3C are connected. The corners of the end faces of the side plates 13b and 13c are chamfered to form a wedge-shaped horizontal cross section.

In the modular connector 14, a plurality of wires 14b made of a metal elastic body are attached to a rectangular parallelepiped body 14a made of synthetic resin so as to pass through the body 14a in the front-rear direction (insert molding may also be used).
The wire 14b protruding from 4c is used as a through-hole lead 14d that is fitted into the through-hole 13d of the relay component 13, and the wire 14b protruding from the front surface 14e of the body 14a is connected to the front surface of the body as shown in FIG. After being bent downward along the front surface 14e, it is further bent obliquely backward near the lower edge of the front surface 14e to form a contact portion 14f for contacting a contact of a mating connector. Jetties 14g are formed on both sides of the body 14a in the front-rear direction. Further, a locking protrusion 14h that rises from the front toward the rear is formed at the center of the upper surface of the body 14a, slightly toward the front.

The module line insulator 15 is a rectangular parallelepiped-shaped housing 15' made of synthetic resin, and as shown in FIG.
A mating connector accommodating chamber 15d is formed toward. Also, the front surface 15b is lower than the upper surface of the back surface 15c.
A modular connector accommodating chamber 15e is formed adjacently above the mating connector accommodating rate 15d. Bottom wall 15f of modular connector housing chamber 15e
In addition, a plurality of slits 15g (FIG. 1) are formed from the rear surface 15c of the casing toward the front surface 15b, and these slits 15g (FIG. 1) communicate with the mating connector housing chamber 15d, and these slits 15g extend downward in the rear surface 15c. Top surface 15h and front surface 15b of housing 15'
A square hole 15j communicating with the modular connector housing chamber 15e is formed in the center portion of the corner 15i where the corner 15i intersects
is formed. An edge 15k of the upper surface 15h surrounding the square hole 15j and parallel to the corner 15i serves as an engagement surface with the locking protrusion 14h of the modular connector 14. As shown in FIG. 1, guide grooves 15l are formed on the left and right side walls of the modular connector storage chamber 15e so as to face each other from the rear surface 15c of the housing toward the front surface 15b.

The modular cover 16 is a rectangular parallelepiped-shaped cover made of synthetic resin, and has a modular insulator housing chamber 16c formed from a back surface 16a toward a front surface 16b, and a mating connector insertion opening 16d on a slightly lower surface of the front surface 16b. It is formed. A pair of locking pieces 15f are protruded from opposite sides of the left and right side walls of the cover.

When attaching the end of an indoor wiring cable (not shown) to the wire accommodating portion 12i of the base insulator 12, use the shielding lug 17 (FIG. 1).
is used. The shielding lug 17 is made of metal, and has leg pieces 17b projecting from each corner of a rectangular plate 17a at substantially right angles to the plate surface, and an arrowhead-shaped triangular part 17c is formed at the tip of the leg piece 17b. After storing the cable (not shown) in the wire accommodating part 12i, insert these leg pieces 17b into the groove 12j of the base insulator 12, and insert the triangular part 17c into the housing 1.
2' and fix the cable.

Next, an example of the procedure for assembling the information outlet 10 will be described.

(a) Press the center portion 11a of the contact 11 into each contact locking groove (FIG. 2B) 12d from the front surface 12a of the base insulator 12 to attach it.

(b) From the front surface 12a of the base insulator 12, the relay component 1 is inserted into the shallow recess 12h and the left and right contact housing chambers 12b, 12c (Fig. 2A).
Place 3. That is, the side plate 13c of the relay component
and the electrodes 1 formed on both sides of the side plate 13c.
3e is the folded part 11b, 1 of the contact
It is attached to the base insulator so as to face 1c.

(c) Attach the modular connector 14 to the outer surface of the relay component 13 so that its through-hole leads 14d fit into the corresponding through-holes 13d.

(d) Attach the modular connector 14 to the modular insulator 15. That is, the left and right projections 14g of the modular connector are inserted into the left and right guide grooves 15l of the modular connector housing chamber 15e so that the contact portions 14f of the modular connector 14 engage with the corresponding slits 15g of the modular insulator. Insert each.

(e) Cover the modular insulator 15 with the modular cover 16, insert the left and right locking pieces 16f of the modular cover into the left and right contact housing chambers of the base insulator 12, and
Engage the claw at the tip of f with the locking hole 12g.

The above completes the assembly of the information outlet.
As mentioned above, in the information concept 10 of this invention, the shapes of each component are relatively simple, and the assembly of the outlet is a simple operation of moving the parts back and forth and fitting them together. Therefore, it can be easily automated.

It is preferable to attach a dust cover (not shown) to the modular cover 16 to prevent dust from entering through the mating connector insertion opening 16a, and to close the opening when the mating connector is not inserted.

"Effect of the invention" In this invention, a U-shaped relay component 13 is used in place of the conventional wiring board 6, and only the modular connector 14 needs to be fitted into the through hole 13d. The information outlet 10 can be assembled by a simple operation of moving each component back and forth and fitting them together.
Assembly can be easily automated.

In addition to the automated assembly described above, the information outlet of this invention has fewer parts than conventional ones, so it can be provided at a lower cost than conventional ones.

[Brief explanation of the drawing]

FIG. 1 is an exploded perspective view showing an embodiment of this invention.
2A is a cross-sectional view of the main parts of the base insulator 12 shown in FIG. 1 with the contacts 11, the relay parts 13, and the modular connector 14 attached, and FIG. 3 is a perspective view of an embodiment of this invention, FIG. 4 is a perspective view of the modular connector 14 of FIG. 1 seen from the front side, and FIG. 5 is a perspective view of the embodiment of this invention. module line insulator 1
5, A is a perspective view seen from the front side, B is a longitudinal sectional view, FIG. 6 is an exploded perspective view of a conventional information outlet, and FIG. 7 is a perspective view of a conventional information outlet.

Claims (1)

[Scope of claim for utility model registration] An information outlet comprising a base insulator, a contact, a relay component, a modular connector, a modular insulator, and a modular cover, the above contact being used indoors. A device that comes into contact with a wiring conductor, and is made of an elastic metal body, with a pair of folded portions coming closer to each other from both ends of a straight center portion, forming a roughly “M” shape. The above-mentioned base insulator is a rectangular parallelepiped-shaped housing made of synthetic resin, and a shallow recess is formed on the front surface of the case except for the peripheral edge, and a shallow recess is formed in the front surface of the base insulator from the bottom of the left and right sides of the recess toward the back of the housing. A pair of contact storage chambers are formed, and a plurality of contact locking grooves are formed in multiple stages facing each other in the front and back direction on the left and right inner walls of each of the contact storage chambers, and on the left and right back surfaces of the housing. , a plurality of wire insertion holes communicating with the contact housing chamber are formed on the left and right sides of the housing,
Locking holes communicating with the contact storage chamber are formed facing each other, and the relay part is made of synthetic resin, and has a pair of side plates bent and extended in the same direction at a right angle from both ends of the center plate, and is generally It is formed in a U-shape, and a plurality of through holes are formed in the center plate passing through the board in the thickness direction, and connected to the through holes on both sides of the extension end of each side plate, and the indoor wiring The modular connector has a plurality of wires made of an elastic metal body that are attached to a rectangular parallelepiped body made of synthetic resin so as to pass through the body in the front-rear direction. The wire protruding from the back of the body is used as a through-hole lead, and after the wire protruding from the front of the body is bent downward along the front of the body, it is further diagonally rearward near the lower edge of the front. The module line insulator is a rectangular parallelepiped-shaped housing made of synthetic resin, and is bent to form a contact portion for contacting the contacts of a mating connector. A mating connector accommodating chamber is formed toward the rear surface, and a modular connector accommodating chamber is formed adjacently above the mating connector accommodating chamber from the upper surface of the rear surface toward the front of the casing. A plurality of slits communicating with the mating connector housing chamber are formed in the bottom wall of the connector housing chamber from the rear side of the housing toward the front side, and these slits extend downward at the rear side of the housing, and the modular cover is a rectangular parallelepiped-shaped cover made of synthetic resin, in which a module line insulator housing chamber is formed from the back of the cover toward the front, and a mating connector insertion opening is formed in the front of the cover.
A pair of locking pieces are provided oppositely protruding from the left and right side walls of the cover to the rear of the housing, and the contacts are attached to the contact locking grooves from the front of the base insulator, and the relay parts are connected to each other. Attach the side plate to the base insulator so that the electrodes formed on both sides of the side plate face the folded portions of the contacts, and connect the through-hole leads of the modular connector to the outer surface of the relay component. The modular connector is fitted into the corresponding through hole of the modular insulator, and the modular connector is housed in the modular connector housing chamber so that the contact portion engages with the corresponding slit of the modular insulator, An information outlet characterized in that the line insulator is assembled integrally by covering the modular cover and engaging the left and right locking pieces of the modular cover with the left and right locking holes of the base insulator.