JPH0766836B2 - Telephone line connection outlet - Google Patents

Description

TECHNICAL FIELD The present invention relates to an outlet for connecting a telephone line.

BACKGROUND ART Conventionally, an outlet for connecting a telephone line is provided with a modular insert 10 having a contact 10a as shown in FIG. 7 and a terminal board 11 for connecting to an external telephone line. The insert 10 is adapted to be connected to the terminal board 11 by the lead wire 12, and the contact 10a of the modular insert 10 is exposed at the insertion port for inserting the plug of the outlet. By the way, as shown in the figure, since the connection between the modular insert 10 and the terminal board 11 was made by the lead wire 12, it is difficult to automate the connection between the modular insert 10 and the terminal board 11, and the number of steps increases, There is a problem that the production cost is high, the number of assembling steps for connecting increases as the number of cores of the telephone line increases, and the assembling work becomes complicated.

[Object of the Invention] The present invention has been made in view of the above problems, and an object of the present invention is to provide a telephone line connection outlet that reduces the number of assembly steps for production and reduces production costs.

DISCLOSURE OF THE INVENTION In a telephone line connection outlet of the present invention, a printed circuit board provided with a terminal block is arranged in a casing, a telephone line connection modular connector is mounted on the printed circuit board, and a telephone line connection modular connector is provided. The terminal block is electrically connected through the circuit of the printed circuit board, and the body and the cover that form the casing are sandwiched and fixed by the printed circuit board that integrates the modular connector for telephone line connection and the terminal block.
Since the connection between the modular connector and the terminal block is completed only by mounting on the respective printed circuit boards, the number of assembling steps can be reduced and the production cost can be reduced.

Embodiment As shown in FIGS. 1 and 2, a telephone line connection outlet of the present invention has a printed circuit board 1 and a modular connector 2 which is mounted on the surface of the printed circuit board 1 and is connected to a plug provided on a telephone line or the like. A terminal block 3 having terminal screws 3b mounted on the back surface of the printed circuit board, a body 4 having an open top surface for housing the printed circuit board 1, and an opening of the body 4.
It is composed of a cover 5 which covers 4a and is fitted on the body 4. The body 4 and the cover 5 are combined to form a casing 45. The modular connector 2 includes a case 2d having an insertion opening 2c for inserting a plug of a telephone wire in an upper portion of a synthetic resin molded product, and a plurality of contacts exposed in the insertion opening 2c and arranged in a line.
2e is provided, and a mounting pin 2a for mounting a printed circuit board, which is connected to the contact 2e, is provided, a plug for connecting to a telephone line is inserted into the insertion port 2c, and the connection plate of the plug is the contact 2e. Is pressed against. Further, the terminal block 3 is provided with mounting pins 3a for mounting a printed circuit board and terminal screws 3b are mounted. The printed circuit board 1 has through holes as pin holes, so that components on the front surface of the printed circuit board can be soldered from the rear surface to enable electrical connection from one surface to the other surface of the printed circuit board 1. Modular connector 2
Is mounted on the front surface of the printed circuit board 1, that is, is directly soldered, and the terminal block 3 is also directly soldered to the back surface of the printed circuit board 1. The circuit of the printed circuit board 1 has a shape in which a mounting pin 2a connected to a predetermined contact 2e of the modular connector 2 is connected to a predetermined terminal block 3. Therefore, the modular connector 2 and the terminal block 3 are electrically connected to each other only by being mounted on the printed board 1. Therefore, even if the number of contacts of the modular connector 2 increases, that is, even if the telephone line has a multi-core structure, the modular connector 2 can be mounted only once.

Inside the body 4, there is a support wall extending from the bottom surface to the opening side.
4c is provided, and the printed circuit board 1 is supported on the support wall 4c with the surface on which the modular connector 2 is fixed facing upward, and is held inside the body 4. On the other hand, the cover 5
Is formed in the shape of a box having stepped portions on both sides, has a notch window 5a having a size and shape approximately equal to the insertion port 2c of the modular connector 2 on the upper surface, and has engaging leg pieces 5b at the lower ends of both sides. The body 4 is provided with fitting holes 4b at the upper ends on both sides, the opening 4a on the upper surface of the body 4 is covered with the covers 5, and the fitting holes 4b at the upper ends on both sides of the cover 5 are fitted to the fitting holes 4b at the lower ends on both sides of the body 4. By engaging with each other, the cover 5 and the body 4 are integrally combined to form the casing 45. At this time, the peripheral edge of the insertion opening of the modular connector 2 on the printed circuit board 1 contacts the peripheral edge of the cutout window 5a on the inner surface of the cover 5, and the cutout window 5a of the cover 5 inserts the telephone line plug into the insertion opening of the modular connector 2.
It becomes a plug insertion port for inserting into 2c.

The above-mentioned outlet for telephone line connection is attached such that the upper part of the cover 5 is attached to a fixture such as a mounting frame and embedded in a wall, and wiring 14 from the outside such as a telephone line is a terminal of a predetermined terminal block 3. It is used by being attached to the terminal block 3 with a screw 3b. As shown in FIG. 4, the terminal block 3 may be a quick-connecting type terminal block 13 for mounting a printed circuit board provided with a locking spring 13b. The terminal block 13 includes a terminal block 13 and a locking spring 13
Insert the tip of the wire 14 between the terminal a and the terminal block 13 and the locking spring 1
The configuration is such that the conductor portion 14a of the telephone line is sandwiched by the 3a, and the work efficiency of attaching the telephone line to the outlet can be improved.

With the above configuration, the telephone line connection outlet is
The modular connector 2 and the terminal block 3 are mounted on the printed circuit board 1 by an automatic machine, and the printed circuit board 1 is mounted on the body 4.
It becomes possible to automatically fit the cover 5 on the body 4, and by fitting the body 4 and the cover 5, the printed circuit board 1 is sandwiched between the body 4 and the cover 5. Can be fixed. Further, as shown in FIGS. 3 (a) and 3 (b), a telephone line check capacitor 6 is mounted on the printed board 1 as needed.

In the above embodiment, the printed circuit board is an exposed modular jack in which the modular connector 2 and the terminal block 3 are mounted on only one side of the printed circuit board 1a, as shown in FIGS. 5 (a) and 5 (b). It can also be used for a single purpose, and the structure that requires only one side for mounting as described above can improve the production efficiency. Further, as shown in FIG. 6, the tone ringer circuit section 7 is provided on the printed circuit board 1b, and the tone ringer circuit section 7 can inform the user of the incoming call even when the plug connected to the telephone is disconnected, which is convenient. Is.

The telephone line connection outlet having the above-described configuration can be automated because the connection of the modular connector 2, the terminal block 3, and the capacitor 6 can be achieved by mounting them on a printed circuit board, and a single production line can be used. It can be used for multi-core, capacitor mounting, etc., and can be used for high-mix low-volume production.

[Effects of the Invention] In the telephone line connection outlet of the present invention, a printed circuit board provided with a terminal block is arranged in a casing, and a telephone line connection modular connector is mounted on the printed circuit board to obtain a telephone line connection modular connector. Since the terminal block is electrically connected via the circuit of the printed circuit board, the modular connector can be connected to the terminal block only by mounting it on the printed circuit board, reducing the number of assembly steps and reducing the production cost. The effect is that it can be done. Also, since the printed circuit board that integrates the modular connector for telephone line connection and the terminal block is clamped and fixed by the body and cover that form the casing, it is not necessary to fix the printed circuit board to the body and cover, and the assembly becomes easier. The printed circuit board can also be removed from the body and cover by simply removing the body and cover.
The cover and the like can be easily maintained. Furthermore, since the printed circuit board equipped with the telephone line connection modular connector and electric parts other than the terminal block is clamped and fixed between the body and the cover, it is not necessary to attach the electric parts to the body and the cover, and the assembly is further facilitated. Is.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a telephone line connection outlet of a first embodiment of the present invention, FIG. 2 is a side sectional view of the above, FIG. 3 (a) is the above perspective view, and FIG. 3 (b). ) Is the above-mentioned side sectional view, FIG. 4 is a longitudinal sectional view of the terminal block of the first to third embodiments, FIG. 5A is an exploded perspective view of the second embodiment, and FIG. ) Is a longitudinal sectional view of the second embodiment, FIG. 6 is a perspective view of a printed circuit board of the third embodiment, FIG. 7 is a partial perspective view of a conventional outlet, 1 is a printed circuit board, 2 is a modular Connectors 3, 3 and 13 are terminal blocks, 4 is a body, 5 is a cover, and 45 is a casing.

Claims (2)

[Claims] 1. A printed circuit board provided with a terminal block in a casing is arranged, a modular connector for telephone line connection is mounted on the printed circuit board, and the modular connector for telephone line connection and the terminal block form a circuit of the printed circuit board. An electrical outlet for telephone line connection, characterized in that a printed circuit board, which is electrically connected via a casing and a cover, forms a casing and a modular connector for telephone line connection and a terminal block, which is integrated. 2. A telephone line connecting outlet according to claim 1, wherein a capacitor for preventing crosstalk is mounted on a printed circuit board.