JP5975207B2 - Modular jack outlet - Google Patents

Description

  The present invention relates to a modular jack outlet to which a modular plug is detachably connected.

  In recent years, with the adoption of signal lines in which modular plugs are terminated in advance, a modular jack outlet in which a connecting portion to which a preceding wiring is connected in an embedded box is configured with a modular jack has been provided (see, for example, Patent Document 1). ). This modular jack outlet has a container formed in the shape of a horizontally long rectangular box, and a plug connection port is provided on the front side of the container, and also in the rear part of the container housed in the embedded box. A connection port to which a modular plug terminated to the signal line is connected is provided. Furthermore, the connection port provided in the rear part of the container body is opened obliquely upward, and the modular plug is inserted and connected to the connection port from diagonally above.

JP 2004-171883 A

  In the modular jack outlet disclosed in Patent Document 1 described above, there is a possibility that condensation generated in the embedded box may accumulate in the connection port through the signal line and the modular plug.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a modular jack outlet in which water is unlikely to collect at the connection port on the rear side of the container disposed in the embedding hole. There is to do.

The modular jack outlet of the present invention includes a body that is attached to the construction surface in a state in which the rear portion is housed in the embedding hole that opens to the construction surface, using the mounting frame for the embedded wiring device. In this container body, the part accommodated in the embedding hole has a connection port into which a modular plug terminated on the signal line wired on the back side of the construction surface is plugged and connected, and water that has entered the connection port. And a discharge hole for discharging the gas to the outside. Further, in this container body, the part accommodated in the embedding hole has a first inclined surface that is inclined obliquely downward as it goes rearward and a second inclined surface that is inclined obliquely upward as it goes backward. The connection port is provided in the first inclined surface, and the discharge hole is provided in the second inclined surface.
The modular jack outlet of the present invention includes a body that is attached to the construction surface in a state in which the rear portion is housed in the embedding hole that opens to the construction surface, using the mounting frame for the embedded wiring device. In this container body, the connection port into which the modular plug terminated on the signal line wired on the back side of the construction surface is inserted and connected to the part accommodated in the embedding hole, and the water that has entered the connection port A discharge hole for discharging to the outside is provided. And the connection port and the discharge hole are provided in the protrusion part formed in the one side in the left-right direction of a container. In addition, the projecting portion, which is a part accommodated in the embedding hole in the container body, has a first inclined surface that is inclined obliquely downward as it goes backward, and a second inclined surface that is inclined obliquely upward as it goes backward The connection port is provided on the first inclined surface, and the discharge hole is provided on the second inclined surface.

In modular jack outlet this, preferably connecting port is opened obliquely upward.

  Even if water enters the connection port on the rear side of the container placed in the embedding hole through the signal line and modular plug, it can be discharged to the outside through the discharge hole. There is an effect that it is possible to provide a difficult modular jack outlet.

An example of the modular jack outlet of this embodiment is shown, (a) is a front view, (b) is a right side view, (c) is a rear view, and (d) is a top view. (A) is the whole perspective view which looked at the same from the front, (b) is the whole perspective view which looked at the same from the back. It is a front view of the state which attached the same as the construction surface. It is a right view of the state which attached the same as the construction surface. It is the whole perspective view which looked at the other example same as the above from the back.

  Below, embodiment of a modular jack outlet is described based on FIGS. In the following description, unless otherwise specified, the vertical and horizontal directions are defined in the direction shown in FIG. 1A, the left side of FIG. 1B is the front side, and the right side of FIG. 1B is the rear side. Give an explanation.

  The modular jack outlet 1 according to the present embodiment has a construction surface (for example, a wall surface) using a mounting frame 30 for an embedded wiring device to be described later (for example, a mounting frame for a large-angle continuous wiring device standardized by JIS C 8375). 40.

  The body 2 of the modular jack outlet 1 is made of a synthetic resin molded product, and is divided into, for example, two parts in the front-rear direction, and the body 2 is assembled by joining these two parts.

  A rectangular parallelepiped boss portion 3 is integrally provided on the front surface of the container body 2 formed in a substantially rectangular shape, and the boss portion 3 projects forward from the step portions 4 and 4 on both the left and right sides. A pair of projections 5 projecting sideways are provided on the side edges of the respective stepped portions 4. Further, each step portion 4 is formed with a slot 6 that opens to the side. Here, the protrusion 5 is used to attach the container 2 to the synthetic resin attachment frame 30, and the slot 6 is used to attach the container 2 to a metal attachment frame (not shown).

  An inclined surface 7 is provided on the upper rear side of the vessel body 2, and on the left side of the inclined surface 7, a signal line 20 (for example, composed of a twisted pair wire of 4 to 8 cores) wired in advance on the back side of the construction surface. A connection port 9 into which the terminated modular plug 21 is plugged in is opened. Inside the connection port 9, a plurality of contact pins (not shown) (not shown) that are in elastic contact with the contact pins of the modular plug 21 are arranged. Here, in the state where the modular jack outlet 1 is attached to the construction surface 40 using the attachment frame 30, the connection port 9 is provided in a direction in which the modular plug 21 is inserted and connected obliquely from above. That is, the connection port 9 is opened obliquely upward, whereby the signal line 20 connected to the connection port 9 is led obliquely upward, so that the depth is greater than when the signal line 20 is led straight back. The dimensions can be shortened, and as a result, the shallow switch box 50 can be used.

  In addition, an inclined surface 8 is provided below the rear portion of the vessel body 2, and a discharge hole 10 connected to the connection port 9 is provided near the left side of the inclined surface 8. This discharge hole 10 is provided to discharge water that has entered the connection port 9 through the modular plug 21 and the signal line 20 that are plugged into the connection port 9 and is thus connected. It is possible to provide a modular jack outlet 1 in which water does not easily collect in the mouth 9. Here, the part (namely, rear part of the container body 2) arrange | positioned in the embedding hole 41 provided in the construction surface 40 in the container body 2 becomes a substantially triangular shape in side view, and in this embodiment, it is the inclined surface 7 Thus, the first inclined surface is configured, and the inclined surface 8 forms the second inclined surface. In this way, by providing the inclined surface 8 on the lower rear side of the vessel body 2, for example, as shown in FIG. 4, even when the modular jack outlet 1 is connected in the vertical direction, the modular jack outlet disposed on the lower side is provided. A modular plug 21 can be connected to one connection port 9. That is, the arrangement space of the modular plug 21 can be secured by the inclined surface 8.

  In the center of the front surface of the boss 3, there is an opening 11 for connecting a modular plug (not shown) terminated to a signal line on the indoor side (for example, a 4 to 8 twisted pair wire). To do. A plurality of contact pins (not shown) (not shown) that elastically contact with the contact pins of the modular plug are also arranged inside the connection port 11, and these contact pins are connected to the connection port 9 described above. It is electrically connected to the contact pin arranged inside. Although not shown in FIGS. 1 and 2, the container body 2 is provided with a door that covers the connection port 11 so as to be freely opened and closed. Such a door is a conventionally well-known structure, and detailed description is abbreviate | omitted here.

  The modular jack outlet 1 according to the present embodiment is attached to a switch box 50 embedded in an embedding hole 41 provided on a construction surface (for example, a wall surface) 40 via an attachment frame 30 as shown in FIGS. It is done. The attachment frame 30 shown in FIG. 3 is for three pieces (one series type) used when attaching a large-angle continuous wiring apparatus which is an embedded wiring apparatus to the construction surface 40. The mounting frame 30 is made of synthetic resin, and includes a left side 32a, 32b, an upper side 35a that connects the upper ends of both sides 32a, 32b, and a lower side that connects the lower ends of both sides 32a, 32b. It is formed in a rectangular frame shape with the side 35b. On each of the left and right sides 32a and 32b, two sets of engagement holes 33 that are engaged with two projections 5 that are provided on each side edge of the vessel body 2 are provided. The side 32a is formed with a bending piece 34 that can be bent to change the distance between the side 32b and the other side 32b.

  When the modular jack outlet 1 is attached to the attachment frame 30, the protrusion 5 on one side (left side) of the container body 2 is inserted into the engagement hole 33 on one side 32 b from the rear of the attachment frame 30. insert. When the projection 5 on one side is inserted into the engagement hole 33 on the side 32b and the opposite side (right side) of the body 2 is pushed forward, the projection 5 on the opposite side of the body 2 is pushed and bent. As the piece 34 bends, the protrusion 5 on the opposite side of the vessel body 2 engages with the engagement hole 33 on the other side 32a (right side). As a result, the two protrusions 5 provided on the left and right sides of the container body 2 are engaged with the pair of engaging holes 33 on the sides 32a and 32b, respectively, and the modular jack outlet 1 is attached to the mounting frame 30. . In this attached state, the boss 3 of the body 2 projects forward from the opening 31 surrounded by the side sides 32a, 32b, the upper piece 35a, and the lower side 35b.

  On the other hand, when the modular jack outlet 1 is removed from the mounting frame 30, if the bending piece 34 is bent outward by a tool inserted from the front between the bending piece 34 and the side 32a, the engagement hole 33 and the protrusion 5 The engagement state is released and the vessel body 2 can be removed.

  When the modular jack outlet 1 is attached to a metal attachment frame (not shown), the holding claws provided on the attachment frame are fitted into the slot 6 on the left and right sides of the body 2. The body 2 is attached to the mounting frame.

  Here, the mounting dimensions of the projections 5 and the slot 6 are set to be approximately equal to the mounting dimensions of unit dimensions that can be mounted on the mounting frame 30 of the large-angle continuous wiring apparatus, respectively. Further, the outer dimensions of the container body 2 are set to be approximately the same as the unit dimension (one module dimension) of the large-angle continuous wiring apparatus. Therefore, a plurality of modular jack outlets 1 can be arranged side by side on the mounting frame 30, or the modular jack outlets 1 can be arranged side by side on the mounting frame 30 together with other wiring devices. The mounting dimensions of the protrusions 5 and the slots 6 and the outer dimensions of the container body 2 are not limited to the above dimensions, and can be changed as appropriate.

  Fixing screws (not shown) for connecting the mounting frame 30 to the switch box 50 embedded in the construction surface 40 are provided on the upper side 35a and the lower side 35b connecting the upper ends and the lower ends of the side sides 32a and 32b, respectively. A long hole 36 is provided. The upper side 35a and the lower side 35b are provided with screw holes 37 into which plate screws (not shown) for connecting a decorative plate (not shown) that covers the front surface of the mounting frame 30 are screwed.

  Then, a fixing screw is inserted into the long hole 36 of the mounting frame 30 to which the modular jack outlet 1 is attached, and the fixing screw is screwed into a screw hole (not shown) of the switch box 50, thereby being embedded in the construction surface 40. The mounting frame 30 can be fixed to the switch box 50. Furthermore, the decorative plate is fixed to the front surface of the mounting frame 30 by screwing a plate screw passed through an insertion hole (not shown) provided in the decorative plate into the screw hole 37 of the mounting frame 30.

  Here, the signal line 20 wired in advance on the back side of the construction surface 40 is drawn into the switch box 50 from above, and the modular plug 21 at the tip is plugged into the connection port 9 on the rear side of the modular jack outlet 1. The Thereafter, the attachment frame 30 to which the modular jack outlet 1 is attached is fixed to the switch box 50. Here, when the connection port 9 is provided in the inclined surface 8 below the rear part of the vessel body 2, it is necessary to bend a part of the signal line 20, and when the bending radius of the signal line 20 is large, the switch The signal line 20 may not fit in the box 50. On the other hand, in this embodiment, since the connection port 9 is provided in the inclined surface 7 on the upper rear side of the container body 2, it is not necessary to bend the signal line 20, and the signal line 20 is accommodated in the switch box 50. Can do.

  FIG. 5 is an overall perspective view showing another example of the modular jack outlet 1 of the present embodiment. In the modular jack outlet 1 shown in FIGS. 1 and 2, the entire rear part of the container body 2 disposed in the embedding hole 41 protrudes backward, but as shown in FIG. Only one side (left side) in the direction may protrude backward. In this case, the connection port 9 and the discharge hole 10 may be provided in the protruding portion, and the protruding portion is configured by the protruding portion. As a result, there is no protrusion on the other side (right side) of the container body 2 in the left-right direction, and this portion can be used as a wiring space, so a plurality of modular jack outlets 1 should be installed for one switch box 50. Can do. Further, when another wiring device such as a TV outlet is provided in parallel with the modular jack outlet 1, a coaxial cable (not shown) thicker than the signal line 20 can be passed.

  In this embodiment, the connection port 9 that opens obliquely upward has been described as an example. However, if a discharge hole that can discharge water accumulated in the connection port is provided to the outside, the connection port is opened straight rearward. Also good. Further, the shape of the discharge hole is not limited to this embodiment, and any shape may be used as long as the water accumulated in the connection port can be discharged to the outside. Furthermore, in this embodiment, as shown in FIG. 5, only the left side of the container body 2 in the left-right direction protrudes backward, but only the right side of the container body 2 in the left-right direction may protrude backward. In this case, the left side of the container body 2 in the left-right direction can be used as a through space.

1 Modular jack outlet 2 Body 9 Connection port 10 Discharge hole

Claims (3)

Using the mounting frame for the embedded wiring apparatus, comprising a container that is attached to the construction surface in a state where the rear portion is stored in the embedded hole that opens to the construction surface,
A connection port into which a modular plug terminated by a signal line wired on the back side of the construction surface is inserted and connected to a portion of the container housed in the embedding hole, and enters the connection port And a discharge hole for discharging the discharged water to the outside,
In the container body, the portion housed in the embedding hole has a first inclined surface that is inclined obliquely downward as it goes rearward, and a second inclined surface that is inclined obliquely upward as it goes backward. A modular jack outlet having a triangular shape, wherein the connection port is provided in the first inclined surface, and the discharge hole is provided in the second inclined surface. Using the mounting frame for the embedded wiring apparatus, comprising a container that is attached to the construction surface in a state where the rear portion is stored in the embedded hole that opens to the construction surface,
A connection port into which a modular plug terminated by a signal line wired on the back side of the construction surface is inserted and connected to a portion of the container housed in the embedding hole, and enters the connection port And a discharge hole for discharging the discharged water to the outside,
The connection port and the discharge hole are provided in a protruding portion formed on one side in the left-right direction of the vessel body ,
A first inclined surface inclined obliquely downward as it goes backward, and a second inclined surface inclined obliquely upward as it goes backward; The modular jack outlet is characterized in that the connection port is provided in the first inclined surface, and the discharge hole is provided in the second inclined surface . The modular jack outlet according to claim 1 or 2, wherein the connection port is opened obliquely upward .

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