JPS6398986A - Tv terminal - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Technical Field 1] The present invention relates to a television terminal that is mainly connected to an antenna for transmitting and receiving television tickets, and is used as a connector to connect the television reception fee and the antenna. be.

[Background technology 1] As a conventional television terminal of this type, the 6th
As shown in the figure, a receptacle 11 connectable to a plug
Some were equipped with a cover 2'' having a front face and a shield case 3'' having a terminal 4'' formed by bending a metal plate and connected to a cable. In this terminal, adhesive or heat bonding was used to connect the cover 2° made of an insulating material and the shield case 3′ made of metal in a box shape, so it was difficult to assemble. The work was tedious.

[Object of the Invention] The present invention has been made in view of the above-mentioned points, and its object is to provide a telepino terminal in which the cover and the shield plate can be easily integrated. It is about providing.

[Disclosure 1 of the Invention The terepinodine terminal according to the present invention includes a box-shaped cover having a receptacle that can be connected to a plug on the rear surface and an open rear surface, and a box-shaped cover that is integrated with the cover in a manner that closes the rear closing portion of the cover. The cover and the shield plate are connected by an engaging portion, and by engaging the cover and the shield plate, the cover and the shield plate can be integrated. It's easy to do.

(Example) As shown in FIG. 1, a casing 1 is formed of a box-shaped cover 2 with an open rear surface and a shield plate 3 that closes the rear surface of the cover 2. As shown in FIG. The cover 2 is integrally molded from an insulating material such as synthetic resin, and has dimensions equivalent to a standardized ready-made wiring device module. The cover 2 has engagement holes 45 formed in the rear portions of both the left and right sides, which pass through the cover 2 in the front and back directions. In addition, step portions 46 are formed in the front portions of the left and right sides of the cover 2, and coupling recesses 47 that are open to side forces are formed in the step portions 46. In addition, left and right engaging claw pieces 48 are provided protruding from the left and right edges of the cover 2, respectively. A receptacle 11 to which a plug connected to the end of a cable such as a coaxial cable can be connected is formed in the center of the front surface of the cover 2. Receptacle 11 has cover 2
It is formed in a recess 12 with a circular cross section formed at the center of the front surface of the holder. A cylindrical support tube 13 that is concentric with the recess 12 is provided protruding from the bottom surface of the recess 12 . An outer contact 14 formed by bending a conductive sheet metal is disposed around the support tube 13, and a pair of connections n15 extend from the rear edge of the outer contact 14. However, the outer conductor of the plug inserted into the receptacle 11 is inserted between the inner circumferential surface of the recess 12 and the outer circumferential surface of the support cylinder 13 and comes into pressure contact with the outer circumferential surface of the outer contactor 14.

On the other hand, an insertion hole 16 is bored in the center of the front surface of the support tube 13, and the inner conductor of the plug is inserted into the insertion hole 16. Inside the support tube 13 is an inner contact 1 made of sheet metal bent into a cylindrical shape.
7 is delivered, and the inner conductor of the plug is the inner contact 17.
It is inserted into the inner contactor 17 and electrically connected to the inner contactor 17. The inner contactor 17 is made of sheet metal and has a pair of contact spring pieces 21.
Both contact spring pieces 21 are in elastic contact with each other by applying a spring force in a direction toward each other. Both contact spring pieces 21 are attached to the cylindrical portion 2 of the insulating frame 22 housed within the cover 2.
It is inserted within 3. The insulating frame 22 is made of an insulating material such as synthetic resin, and has a shape in which a pair of left and right collar pieces 24.degree. 25 extend from the outer peripheral surface of a rectangular tube 1!1s23. A through hole 26 is formed in one of the flange pieces 25, and one connecting leg 15 of the above-mentioned outer contact 14 is passed through the through hole 26, and the tip of the connecting leg 15 is connected to the shield plate 3. It is inserted into a cut-and-raised hole 27 formed in and bent to be electrically connected. Further, the other connecting leg 15 is bent and locked to the inner circumferential surface of the cover 2.

The shield plate 3 has a coupling piece 31 bent in either direction at the center of the left and right edges, and an engagement claw cut and raised in the center of the coupling piece 31 so as to protrude outward, leaving a front edge. A piece 32 is formed. By inserting this coupling piece 31 into the engagement hole 15 formed in the cover 2 and locking the engagement claw piece 32 into the engagement hole 45 as shown in Figure I:lS2, the cover 2
and the shield plate 3 are combined together. M! ,
A notch 33 is formed in the shield plate 3 at a position corresponding to the cylindrical portion 23 of the edge frame 22, and a pair of holding pieces 34 bent rearward are formed on both left and right edges of the notch 33. .

A retaining groove 35 is formed in the retaining piece 34, and the retaining groove 3
A shaft leg 37 extending from the holding plate 36 is inserted into the shaft 5 . The pivot leg 37 is bent into an L shape, and the pressing plate 36 is held with respect to the shield plate 3 so as to be openable and closable. Holder @3
6 has an insertion hole 38 formed therein, and by screwing a fixing screw 39 through the insertion hole 38 and the ring 41 into the screw hole 40 of the shield plate 3, the holding plate 35 is fixed to the shield plate 3. It is now possible to do so. That is,
As shown in FIGS. 3 and 4, the terminal 4 includes a contact spring piece 21 integrally formed with the inner contact 17, and an outer contact 1.
The contact spring piece 21 and the holding plate 36 are insulated by the insulating frame 22. be. However, in order to connect the coaxial cable 5 to this terminal 1, the center conductor 51 of the coaxial cable 5 is inserted into the cylindrical portion 23 of the insulating frame 22 with the holding plate 36 open.
After the pair of contact spring pieces 21 are sandwiched open through the insertion hole 28 formed on the rear surface, the base of the center conductor 51 is bent so as to be parallel to the shield plate 3, and then the holding plate 36 is bent.
The fixing screw 39 can be screwed into the shield plate 3 while the outer conductor 52 is sandwiched between the shield plate 3 and the holding plate 36.

With the above configuration, when assembling, only the outer contact 14 can be attached from the front of the cover 2, and the other parts can be assembled sequentially from the rear of the cover 2, making assembly I easy. It becomes.

Since this Telepinolan terminal is formed to have the same dimensions as one ready-made monoyl wiring device, as shown in Fig. 5, a mounting frame 60 for attaching the wiring device monoyl is attached to the wall surface, etc. It is possible. That is, the mounting frame 60 is a synthetic (fat molded) product, and the upper and lower mounting pieces 61 each have mounting holes 62 that are long on the left and right.
is formed. A box screw for fixing the mounting frame 60 to an embedded box or the like embedded in the wall surface is inserted into the mounting hole 62. Further, a decorative plate is attached to one side of the mounting frame 60, and the decorative plate is fixed to the mounting frame 60 by a plate screw screwed into a screw hole 63 formed in the mounting piece 61. It has become. Mounting frame 60
A coupling hole (not shown) in which a coupling claw piece 48 formed on the cover 2 engages is formed in the left vertical frame 65 of the cover 2 . Further, the right vertical frame 66 is formed in a cross-sectional shape and has an opening at a position corresponding to the coupling claw piece 48, and a release piece 67 is formed in the opening. An operating protrusion 68 is protruded from the release piece 67, and holding holes 69 are formed on both sides of the operating protrusion 68, respectively. However, the casing 1 can be attached to the mounting frame 60 by inserting the connecting claw pieces 48 provided on the cover 2 into the left and right holding holes 69 of the mounting frame 60. In order to remove the casing 1 from the mounting frame 60, the operating protrusion 68 can be pried with the tip of a screwdriver or the like. In addition, the mounting frame 6
0, it is also possible to use a ready-made metal mounting frame having a protrusion on the inner peripheral edge that can be inserted into the coupling recess 47.

[Advantageous Effects of the Invention 1] As described above, the present invention includes a box-shaped cover having a receptacle on the front surface that can be connected to a plug and an open rear surface, and a box-shaped cover that is integrally connected to the cover in a manner that closes the rear closing portion of the cover. The cover and the shield plate are connected by an engaging part, and the shield plate engages with the cover and the cover and the shield plate are combined as one, so it is easy to assemble. As a result, productivity is improved by -1.
It has the advantage of being able to do two things.

[Brief explanation of the drawing]

tIS1 is an exploded perspective view showing one embodiment of the present invention,
The figure is a sectional view of the main part of the same as the above, fjS3 is a perspective view of the (support) part of the same, FIG. 4 is a sectional view of the main part of the same, and FIG. FIG. 6 is an exploded perspective view showing a conventional example. 1 is a casing, 2 is a cover, 3 is a shield plate, 1 is a terminal, 11 is a receptacle, 32 is an engagement claw piece, and 45 is an engagement hole. Agent Patent attorney 100 1) Length 72...Cover 1 Figure 3...Seal 1' Glue 11...Receptacle 32...Engaging claw J1 45...Retaining hole Figure 2 3rIi4 Figure 5, Figure 6, 11'

Claims (2)

[Claims] (1) A box-shaped cover with a receptacle that can be connected to a plug on the front side and an open rear side, and a shield plate that is integrally connected to the cover so as to close the closed rear side of the cover. A television terminal characterized in that the shield plate is connected to the shield plate through an engaging portion. (2) The above-mentioned engaging portion is formed by a coupling claw protruding from one of the cover and the shield plate, and a coupling hole formed on the other and capable of engaging with the coupling claw. A television terminal according to claim 1.