JP4488026B2 - Multimedia port - Google Patents

Description

  The present invention relates to a multimedia port that houses at least a communication device as an internal unit in a box and collects wiring to an information outlet installed in a home.

Conventionally, a box composed of a synthetic resin body attached to the wall surface and a synthetic resin box cover attached to the front opening of the body is provided. In this box, video equipment and communication equipment are provided. There is provided a multimedia port that houses an internal device such as the one and collects wiring to an information outlet installed in a house (see, for example, Patent Document 1). Here, as an internal unit of a conventional multimedia port, U / V is connected to antennas for receiving UHF and VHF terrestrial broadcasts and BS or CS satellite broadcasts, and amplifies and distributes the signals received by the respective antennas. -BS / CS booster, telephone line terminal block for branching and connecting telephone lines (subscriber lines) derived from protectors to multiple telephone lines for in-house wiring, switching used when building a LAN in the house There is a power supply terminal block to which a power supply line for supplying commercial AC power to a hub or a U / V / BS / CS booster or an internal device requiring a power supply such as a switching hub and a power supply line are connected. It was.
JP 2000-133960 A

  By the way, since the multimedia port as described above is often arranged at a position close to the ceiling on the wall surface in the house as in the case of the residential distribution board (housing board), the workability of the wiring work for the internal unit is poor. There was a problem. In particular, in the telephone line terminal block, since the diameter of the telephone line is thin and the number of telephone lines that need to be connected is large, wiring work requires a great deal of time and labor.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a multimedia port with improved workability of wiring work for a telephone line terminal block.

  In order to achieve the above object, the invention of claim 1 is a multimedia port in which at least communication equipment is housed in a box as an internal unit, and wiring to an information outlet installed in a house is concentrated. A plurality of attachment means for attaching an internal unit, comprising a flat box-shaped body whose bottom is fixed to the wall surface and whose front is open, and a box cover that is attached to the front of the body and covers the front of the body Is provided on the inner bottom surface of the body, and is a kind of communication equipment, to which a telephone line derived from a protector is connected, a subscriber line connection terminal portion to which the telephone is connected via the subscriber line connection terminal portion, respectively. A telephone line terminal block having a plurality of telephone line connection terminal portions connected to branch lines and connected to telephone lines for in-house wiring is provided as an internal unit. A box-shaped main body attached to the bottom surface and a cover detachably attached to the front surface of the main body, wherein the subscriber line connection terminal portion and a plurality of telephone line connection terminal portions are provided on the cover. And

  According to a second aspect of the present invention, in the first aspect of the invention, the cover includes a front plate portion that covers the front surface of the main body, and side plate portions that protrude rearward from both end edges of the front plate portion. A lower end edge and a step portion provided on the side surface of the main body and abutted against the lower end edge of the side plate portion are inclined forward and downward.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, a locking portion is provided on one of the main body and the cover, and the locked portion on which the locking portion is detachably locked is provided between the main body and the cover. It is provided on the other side.

  According to a fourth aspect of the present invention, in any one of the first to third aspects of the present invention, a power line connecting terminal portion to which a power line wired indoors is connected, and a power line via the power line connecting terminal portion One or a plurality of power supply line connection terminal portions connected to a power supply line connected to an internal device that requires a power supply are housed in the main body, and a modular plug attached to the LAN cable can be inserted and removed freely. The cover is provided with a modular jack for connection.

  According to the invention of claim 1, the telephone line terminal block has a box-shaped main body attached to the inner bottom surface of the body by the attaching means, and a cover detachably attached to the front surface of the main body, and the subscriber line connection Since the terminal part and the plurality of telephone line connection terminal parts are provided on the cover, when connecting the telephone line to the subscriber line connection terminal part and the plurality of telephone line connection terminal parts respectively, remove the cover from the body at hand. Compared with the case of working at a high place close to the ceiling as in the past, the workability of the wiring work for the telephone terminal block is improved.

  According to the invention of claim 2, since the lower end edge of the side plate portion of the cover and the step portion provided on the side surface of the body and abutted against the lower end edge of the side plate portion are inclined downward toward the front, Workability when removing the cover from the bottom to the main body of the telephone terminal block is improved.

  According to the invention of claim 3, since the locking portion is provided on one of the main body and the cover, and the locked portion on which the locking portion is detachably locked is provided on the other of the main body and the cover, Since the cover can be attached to and removed from the main body without using a tool, workability is further improved.

  According to the invention of claim 4, the power line connecting terminal part to which the power line wired indoors is connected, and the internal unit that is connected to the power line through the power line connecting terminal part and requires a power source One or a plurality of power supply line connection terminal portions to which a power supply line for power supply is connected are housed in the main body, and a modular jack for connecting a modular plug attached to the LAN cable so as to be detachable is provided on the cover. Therefore, it is possible to easily separate the high power system power line connection terminal section and the feed line connection terminal section from the weak power system subscriber line connection terminal section, telephone line connection terminal section, and modular jack, further improving workability. improves.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

(Embodiment 1)
As shown in FIGS. 2 and 3, the multimedia port of the present embodiment includes a telephone terminal block 2 that is a communication device, a switching hub SH that is also a communication device, and a box 1 having a horizontally long substantially rectangular parallelepiped shape. U / V / BS / CS booster B as video equipment is housed as an internal unit. However, the internal unit accommodated in the box 1 is not limited to these, and can be appropriately added or changed according to the facility of the user's house.

  The box 1 includes a body 3 made of a flat box-shaped synthetic resin molded product having an open front surface, and a box cover 4 that is attached to the front surface side of the body 3 and covers the front surface of the body 3. Screw insertion holes 3a are provided at the four corners of the bottom wall of the body 3, and the body 3 is fixed to the wall surface by screwing the screws 3b inserted through the screw insertion holes 3a into the wall material. A plurality of (4 in the illustrated example) through-holes 3c are arranged in a row in the upper and lower ends of the bottom wall of the body 3, and are stored in the box 1. Depending on the number and arrangement of the cables, appropriate line openings 3c are opened, and telephone lines (subscriber lines) led out from the protector through the opened line openings 3c and power lines wired from the housing board are boxes. As will be described later, a telephone line for home wiring connected to the telephone terminal block 2 and a LAN cable connected to the switching hub SH are led out of the box 1 through the wiring port 3c. In addition, the bottom wall of the body 3 is provided with attachment means for attaching the internal unit. The attaching means includes a hook-shaped locking claw 3d protruding forward from the bottom wall and a cylindrical boss 3f having a screw hole into which the mounting screw 3e is screwed, and a plurality of locking claws 3d. Are arranged in a row in the horizontal direction at equal intervals at the bottom of the bottom wall, and a plurality of bosses 3f are arranged in a row in the horizontal direction at the same intervals on the upper portion of the bottom wall. It should be noted that a locking step (not shown) provided at the opening edge of the box cover 4 is elastically locked to the upper and lower side walls of the body 3 so that the box cover 4 can be detached from the front surface of the body 3. A pair of nails 3g for attachment is provided.

  The box cover 4 is made of a flat box-shaped synthetic resin molded product having an open rear surface, and a rectangular window hole 4a is provided near one side of the front wall in the left-right direction (left side in FIG. 2A). . The box cover 4 is attached to the front surface of the body 3 by elastically locking the claws 3g of the body 3 to locking steps (not shown) provided at the opening edges of the upper and lower side walls. .

  Next, the function and structure of each internal unit will be described.

  The U / V / BS / CS booster B incorporates a booster circuit, a mixer, and a distributor in a main body 100 made of a box-shaped synthetic resin molded product, and a UHF signal, a VHF signal, a BS signal from an antenna, The CS signal is mixed and amplified and output to an information outlet (TV outlet) installed in each room in the dwelling unit. A step portion is formed at the lower portion of the main body 100, and a step portion is further formed at a part of the step portion, and a coaxial cable from a U / V antenna is connected to a downward surface formed by the upper step portion. The input terminal 101 and the input terminal 102 to which the coaxial cable from the BS and CS antennas is connected are juxtaposed in the horizontal direction. Also, a step is formed on the upper part of the main body 100 to provide two upward surfaces, and each of the four upwards surfaces is connected to a coaxial cable having one end connected to an information outlet (TV outlet). Each output terminal 103 is juxtaposed in the horizontal direction. An electric wire insertion hole (not shown) into which a feeder 200 for obtaining an operating power source such as a booster circuit is inserted in the downward surface formed by the lower step formed in the lower part of the main body 100. The power supply line provided and inserted into the electric wire insertion hole is connected to a quick connection terminal (not shown) housed in the main body 100.

  The switching hub SH has eight ports (RJ45 modular jacks) 111 arranged in parallel in two rows on the front surface of a main body 110 made of a box-shaped synthetic resin molded product, and is a fast connection terminal housed in the main body 110. An electric wire insertion hole (not shown) for connecting the power supply line 201 to (not shown) is provided on the lower end surface.

  Thin flat mounting pieces 104 and 114 are integrally projected on the upper and lower ends of the main bodies 100 and 110 of these devices, respectively, and each mounting piece 104 and 114 has an interval equal to or an integral multiple of the boss 3f of the body 3. The mounting holes 105 and 115 are formed through. Here, the mounting holes 105 and 115 of the upper mounting pieces 104 and 114 are formed as daruma holes, and the mounting holes 105 and 115 of the lower mounting pieces 104 and 114 are formed as round holes.

  Thus, the lower mounting pieces 104 and 114 are locked to the locking claws 3d provided on the lower side of the bottom wall of the body 3, and the mounting holes 105 and 105 formed in the upper mounting pieces 104 and 114 are perforated. The main bodies 100 and 110 are attached to the body 3 through 115 by screwing attachment screws 3e into the screw holes of the bosses 3f provided on the upper side of the bottom wall of the body 3 (see FIG. 3).

  Next, the configuration of the telephone terminal block 2 that is the gist of the present invention will be described.

  The telephone terminal block 2 is attached to the inner bottom surface (front surface of the bottom wall) of the body 3 by attachment means (the boss 3f and the locking claw 3d) provided on the body 3 as shown in FIG. 1 and FIGS. It has a box-shaped main body 20 and a cover 30 that is detachably attached to the front surface of the main body 20. The main body 20 includes a base 21 made of a synthetic resin molded product having a rectangular plate shape, and a terminal block body 22 made of a synthetic resin molded product having a substantially rectangular box shape with a rear surface open and coupled to the front surface of the base 21. The The base 21 has a total of five bosses 21a projecting forward, and a screw hole provided in the rear surface side of the terminal block body 22 with a screw 21b inserted from behind in a screw insertion hole provided in the boss 21a. Both are screwed by screwing (not shown). Further, a peripheral wall 21c having a substantially rectangular shape in plan view protrudes forward on the front surface of the base 21, and a plurality of locking claws 3d of the body 3 are inserted and locked to the lower part of the peripheral wall 21c (illustration example). Then, 3) to-be-latched portions 21d are arranged side by side at equal intervals in the lateral direction. When the base 21 and the terminal block body 22 are coupled, the rear end edge of the terminal block body 22 is abutted against the tip of the peripheral wall 21c of the base 21.

  In addition, two power supply line connection terminal portions 23 to which power lines wired indoors are connected, and an internal device that is connected to the power supply line via the power supply line connection terminal portion 23 and requires a power supply (this embodiment) , A plurality of (three in the illustrated example) feeder line connection terminal portions 24 to which the feeder lines 200 and 201 for feeding power to the U / V / BS / CS booster B and the switching hub SH are connected in the main body 20. It is stored. However, one of the two power supply line connection terminal portions 23 is connected to a ground line. Each of the power supply line connection terminal portion 23 and the power supply line connection terminal portion 24 is a fast connection terminal having the same structure, and is mounted on an insulating substrate having a rectangular flat plate shape and housed in the main body 20.

  The front surface of the terminal block body 22 is provided with two step portions that are lowered rearward. The lower surface of the two power line connection terminal portions 23 (electric wires) is formed on the downward surface formed by the upper step portion. A hole for exposing the insertion hole 23a is provided, and similarly, the lower surface of the three feeder connection terminals 24 (the wire insertion hole 24a is opened on the downward surface formed by the lower stepped portion. Holes are exposed, and the power supply line 200 and the power supply line 201 are inserted into the wire insertion holes 23a and 24a exposed through the holes to be connected to the terminal portions 23 and 24 (see FIG. 3 and FIG. 3). (See FIG. 4). In addition, a plurality of holes 22d communicating with the release holes 23b and 24b of the quick connection terminals constituting the power line connection terminal portion 23 and the power supply line connection terminal portion 24 are laterally formed on the front surface of each step portion of the terminal block body 22. If the release button (not shown) of the quick connection terminal is operated at the tip of a tool (for example, a flat-blade screwdriver) inserted into the release holes 23b and 24b through the holes 22d, the terminal portions 23 and 24 are arranged. The power supply line 200 and the power supply line 201 connected to can be removed. In addition, since the structure of this kind of quick connection terminal is conventionally known, detailed description is abbreviate | omitted.

  An outlet 90 is attached to the front surface of the terminal block body 22. This outlet 90 has a ground terminal having a mounting claw 91 that can be mounted on a mounting frame (see JIS C 8375) of a large-angle continuous wiring apparatus, and each has a two-pole connection with a power plug detachably connected thereto. Are arranged in parallel in the vertical direction, and a ground terminal 93 with a door is provided below the lower insertion port 92. On the other hand, a rectangular hole 22a for fitting the rear end portion of the outlet 90 is provided in the left half of the front upper portion of the terminal block body 22, and an outlet is provided at the periphery of the rectangular hole 22a on the front surface of the terminal block body 22. Four mounting pieces 22b provided with locking holes 22c into which 90 mounting claws 91 are inserted and locked are projected forward. Then, as shown in FIG. 6, a total of four mounting claws 91 are inserted and locked in the locking holes 22c of the mounting pieces 22b so that the rear end portions are fitted into the rectangular holes 22a, so 90 is attached. The outlet 90 incorporates a plurality of quick connection terminals, and is connected to the power supply line connection terminal portion 23 in the main body 20 and also connected to the feed line connection terminal portion 24 by a feed wiring (see FIG. 2). .

  Further, an RJ45 LAN modular jack 80 is embedded in a mounting hole 22e provided in the front surface of the terminal block body 22. The LAN cable 81 connected to the modular jack 80 is drawn out of the main body 20 through the insertion hole 22f provided on the downward surface where the electric wire insertion hole of the power line connecting terminal portion 23 is exposed (see FIG. 1). ), The modular plug 82 of the RJ45 attached to the tip is connected to the port 111 of the switching hub SH (see FIG. 3).

  The cover 30 is formed of a synthetic resin molded product having a substantially box shape with a rear surface and a lower surface open and having a step portion formed at the upper portion, and accommodates the telephone line connection terminal block 40 and the exposed terminal block 50 inside. The telephone line connection terminal block 40 includes a plurality of telephone line connections to which a subscriber line connection terminal unit 41 to which a telephone line (subscriber line) derived from a protector is connected and a telephone line for in-home wiring are connected. A terminal portion 42 is mounted on a printed wiring board 44 and configured. However, two telephone lines can be connected by one telephone line connection terminal section 42 in the upper stage.

  The exposed terminal block 50 is configured by mounting two RJ15 type modular jacks 51 and 52 and a slide switch 53 on a printed wiring board 54. Here, the subscriber line connection terminal portion 41 of the telephone line connection terminal block 40 includes a wiring pattern (not shown) formed on the printed wiring board 44, lead wires 55, and a printed wiring board 54 of the exposed terminal block 50. It is connected to the common terminal of the slide switch 53 through a wiring pattern (not shown) formed in FIG. One switching terminal of the slide switch 53 is connected to the first modular jack 51 via the wiring pattern of the printed wiring board 54, and the other switching terminal of the slide switch 53 is connected to the wiring of the printed wiring boards 44 and 54. It is branched and connected to the telephone line connection terminal portion 42 and the second modular jack 52 via the pattern and the lead wire 55. That is, by operating the operation knob 53a of the slide switch 53, the common terminal is selectively switched and connected to the pair of switching terminals, and the first modular jack 51 is joined in the state of being switched and connected to one of the switching terminals. In the state where the telephone line connection terminal portion 42 and the second modular jack 52 are disconnected from the subscriber line and are connected to the other switching terminal while being connected to the subscriber line via the subscriber line connection terminal portion 41. The telephone line connection terminal portion 42 and the second modular jack 52 are connected to the subscriber line via the subscriber line connection terminal portion 41, and the first modular jack 51 is disconnected from the subscriber line. .

  The telephone line connection terminal block 40 is accommodated in the upper portion of the step portion of the cover 30. A window hole 30 a for exposing the subscriber line connection terminal portion 41 of the telephone line connection terminal block 40 and the front surface of the telephone line connection terminal portion 42 is formed in the front plate portion of the upper portion of the cover 30 that is lowered to the rear by one step. The wire insertion holes 41a and 42a provided on the front surfaces of the terminal portions 41 and 42 through the window holes 30a are exposed to the outside. Further, a window hole 30b for exposing the front surface of the outlet 90 and an insertion port for the first and second modular jacks 51 and 52 of the exposed terminal block 50 are exposed on the front plate portion excluding the upper portion of the cover 30. A pair of window holes 30c for opening, a window hole 30d for exposing the insertion port of the modular jack 80 for LAN housed in the main body 20, and a window hole for operating the operation knob 53a of the slide switch 53 30e is provided. The three window holes 30c, 30c, 30d are provided with doors that slide in the vertical direction. When the modular plug is not connected, each door descends under its own weight and the window hole 30c. 30d are closed. Further, on the front surface of the front plate portion through which these window holes 30a to 30e are provided, characters for identifying the terminal portions 41 and 42 and the modular jacks 51 and 52 exposed from the window holes 30a to 30e, A name plate 31 on which the symbols are printed is attached.

  The side plate portion on the upper side of the cover 30 is provided with a pair of fitting protrusions (not shown) that are fitted with a pair of fitting recesses 21 e provided on the upper portion of the base 21. On the side plate portion, a protrusion 33 is provided so as to protrude downward through a holding hole 33a for rotatably holding the fixing screw 32. That is, the cover 30 is configured so that the fitting protrusions of the upper side plate portion are respectively fitted in the fitting recesses 21e of the base 21 and are rotated backward using the fitting protrusions fitted in the fitting recesses 21e as fulcrums. Covering the front surface of the main body 20 (see FIG. 7), the fixing screw 32 held in the holding hole 33a of the protrusion 33 is screwed into the screw hole 22g provided in the front plate portion of the main body 20 (terminal block body 22). The cover 30 is fixed to the main body 20 by tightening together. Further, the cover 30 is separated from the front surface of the main body 20 by loosening the fixing screw 32 and pivoting forward with the fitting projection fitted in the fitting recess 21e as a fulcrum, so that the fitting projection and the fitting recess 21e If the fitting is removed, the cover 30 can be easily removed from the main body 20. Here, the left and right side surfaces of the main body 20 (terminal block body 22) are formed with recesses 22h for fitting with the left and right side plate portions of the cover 30 so as to be flush with each other. The lower end edge of the plate portion and the step portion 22i formed at the boundary between the recess 22h and the side surface of the main body 20 (terminal block body 22) are inclined downward toward the front. When the cover 30 is rotated with the mating protrusion as a fulcrum, the left and right side plate portions of the cover 30 do not interfere with the stepped portions 22i of the main body 20, and the cover 30 can be smoothly attached to and removed from the main body 20. .

  The telephone terminal block 2 configured as described above includes a locked portion provided at the lower end portion of the base 21 like other internal devices (U / V / BS / CS booster B and switching hub SH). The locking claw 3d provided on the lower side of the bottom wall of the body 3 is locked by 21d, and the boss 3f provided on the upper side of the bottom wall of the body 3 through the mounting hole 21f provided on the upper end of the base 21. It attaches to the body 3 by screwing the attachment screw 3e in this screw hole. When the cover 30 is removed from the main body 20 after being attached to the body 3, the telephone line connection (wiring) work to the subscriber line connection terminal portion 41 and the telephone line connection terminal portion 42 can be performed at hand. Therefore, workability of the wiring work is improved as compared with the case where the wiring work is performed with the cover 30 attached to the main body 20 as in the conventional case, that is, the work is performed at a high place near the ceiling.

  By the way, since the window cover 4 is provided with the window hole 4a, the outlet 90, the exposed terminal block 50, and the modular jack for LAN provided in the telephone terminal block 2 even when the box cover 4 is attached to the body 3. The front surface of 80 is exposed to the outside of the box 1 through the window hole 4a.

  For example, when receiving an Internet connection service using a public telephone line such as ADSL, the first modular jack 51 is subscribed via the subscriber line connection terminal portion 41 by operating the operation knob 53a of the slide switch 53. The telephone line connection terminal section 42 and the second modular jack 52 are disconnected from the subscriber line, and the power plug of the ADSL modem installed near the multimedia port is connected to the outlet 90. The first modular jack 51 and the LINE terminal of the splitter are connected by a modular cable, the PHONE terminal of the splitter and the second modular jack 52 are connected by a modular cable, and the MODEM terminal of the splitter and the ADSL modem are connected by a modular cable. And ADSL modem and LA By connecting the modular jack 80 in use a LAN cable, it can be an Internet connection service using a personal computer or the like connected to the information outlet installed in each room. Here, in the above connection state, the second modular jack 52 and the telephone line connection terminal unit 42 are disconnected from the subscriber line, and a telephone or a facsimile connected to the telephone line connection terminal unit 42 via the information outlet is used. Since the communication device is connected to the subscriber line via the splitter, the high frequency signal of ADSL is cut by the splitter and does not leak to the second modular jack 52 and the telephone line connection terminal portion 42. And fax communications are not adversely affected.

  Here, as shown in FIG. 8, a protrusion 33 that penetrates a holding hole 33a for rotatably holding the fixing screw 32 protrudes upward from a side wall on the upper side of the cover 30, and the cover 30 and the main body 20 (terminals) are provided. The base body 22) may be screwed with the fixing screws 32 at two locations, upper and lower. By screwing in two places in this way, the bonding strength between the main body 20 and the cover 30 is increased, and for example, even when the telephone line is pulled with an excessive force after wiring work, the cover 30 can be surely detached from the main body 20. Can be prevented.

  In addition, the main body 20 houses the weak power system modular jack 80 together with the high power system power line connection terminal portion 23 and the feed line connection terminal portion 24, but the modular jack 80 is housed in the cover 30 as shown in FIG. 9. With this configuration, the power line connection terminal portion 23 and the power supply line connection terminal portion 24 of the high power system and the subscriber line connection terminal portion 41, the telephone line connection terminal portion 42, and the modular jack 80 of the weak power system can be easily separated. can do. As a result, it is possible to improve workability when the workers who perform the construction work are different between the strong electric system and the weak electric system.

(Embodiment 2)
The present embodiment is characterized in the attachment structure of the main body 20 and the cover 30 in the telephone terminal block 2, and the other configuration is common to the first embodiment. Therefore, the same constituent elements as those in the first embodiment are denoted by the same reference numerals, and illustration and description thereof are omitted as appropriate.

  As shown in FIG. 10, a pair of locking portions 22j project from the front surface of the terminal block body 22 instead of the screw holes 22g, and each locking portion 22j is detachably locked. A portion 34 is provided on the cover 30 instead of the fixing screw 32 and the protrusion 33. The locked portion 34 includes a hole penetrating the lower side wall protruding rearward from the lower end of the front plate portion of the cover 30.

  Thus, similarly to the first embodiment, the fitting protrusions of the upper side plate portion of the cover 30 are fitted into the fitting recesses 21e of the base 21, and the fitting protrusions fitted into the fitting recesses 21e are fulcrums. When the cover 30 is put on the front surface of the main body 20 so as to be rotated rearward, the locking portion 22j is bent by being pushed by the edge of the lower side wall of the cover 30, and the locking portion 22j eventually becomes the lower side wall. And the cover 30 is fixed to the main body 20 by being inserted and locked to the locked portion 34. Further, when the cover 30 is pulled forward with the fitting projection fitted in the fitting recess 21e as a fulcrum, the locked state between the locking portion 22j and the locked portion 34 is released. Therefore, the cover 30 can be easily removed from the main body 20 by removing the fitting between the fitting protrusion and the fitting recess 21e.

  As described above, according to the present embodiment, the cover 30 can be attached to the main body 20 and the cover 30 can be removed from the main body 20 without using a tool (a driver for tightening or loosening the fixing screw 32) as in the first embodiment. Therefore, there is an advantage that the workability of the wiring work for the telephone terminal block 2 is further improved as compared with the first embodiment. In contrast to the present embodiment, the cover 30 may be provided with a locking portion and the main body 20 may be provided with a locked portion.

The telephone terminal block in Embodiment 1 is shown, (a) is a perspective view of the state which attached the cover to the main body, (b) is a perspective view of the state in the middle of removing the cover from the main body, (c) is the state which removed the cover It is a perspective view of a (main body). FIG. 4A is a front view, FIG. 4B is a top view, FIG. 3C is a left side view, FIG. 4D is a right side cross-sectional view, and FIG. It is a front view of the state which removed the box cover same as the above. It is a disassembled perspective view of the telephone terminal block in the same as the above. The telephone terminal block in the same as above is shown, (a) is a front view, (b) is a top view, (c) is a right side view, and (d) is a bottom view. The telephone terminal block in the above is shown, (a) is a front view with the cover removed, (b) is a top view with the cover removed, (c) is a right side view with the cover removed, and (d) is with the cover removed. It is a bottom view. The telephone terminal block same as the above is shown, (a) is a right side view of the state where the cover is attached to the main body, and (b) and (c) are right side views of the state where the cover is being removed from the main body. The other structure of the telephone terminal block same as the above is shown, (a) is a perspective view of a state where a cover is attached to the main body, (b) is a perspective view of a state where the cover is being removed from the main body, and (c) is a state where the cover is removed. It is a perspective view of the state (main body). The other structure of the telephone terminal block same as the above is shown, (a) is a perspective view of a state where a cover is attached to the main body, (b) is a perspective view of a state in the middle of removing the cover from the main body, and (c) is a cover. It is a perspective view of the state (main body) removed. The telephone terminal block in Embodiment 2 is shown, (a) is a perspective view of the state which attached the cover to the main body, (b) is a perspective view of the state in the middle of removing the cover from the main body, (c) is the state which removed the cover It is a perspective view of a (main body).

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Box 2 Telephone terminal block 3 Body 4 Box cover 20 Main body 23 Power supply line connection terminal part 24 Feed line connection terminal part 30 Cover 40 Telephone line connection terminal block 41 Subscriber line connection terminal part 42 Telephone line connection terminal part

Claims (4)

At least a communication device is housed in a box as an internal unit, and in a multimedia port that collects wiring to an information outlet installed in the house,
The box is composed of a flat box-shaped body whose bottom is fixed to the wall surface and whose front is open, and a box cover that is attached to the front side of the body and covers the front of the body. Mounting means is provided on the inner bottom surface of the body,
A subscriber line connection terminal unit to which a telephone line derived from a protector is connected, which is a type of communication device, is branched and connected to the telephone line via each subscriber line connection terminal unit and is used for in-home wiring A telephone line terminal block having a plurality of telephone line connection terminal portions to which telephone lines are connected is provided as an internal unit,
The telephone line terminal block has a box-shaped main body that is attached to the inner bottom surface of the body by an attaching means, and a cover that is detachably attached to the front surface of the main body, and the subscriber line connection terminal portion and the plurality of telephone line connection terminals A multimedia port characterized in that a portion is provided on the cover. The cover has a front plate portion that covers the front surface of the main body, and side plate portions that protrude rearward from both end edges of the front plate portion,
The multi-piece according to claim 1, wherein a lower end edge of the side plate portion of the cover and a step provided on the side surface of the main body and abutted against the lower end edge of the side plate portion are inclined downward toward the front. Media port.   3. A locking portion is provided on one of the main body and the cover, and a locked portion on which the locking portion is detachably locked is provided on the other of the main body and the cover. Multimedia port. Connected to the power line connecting terminal part to which the power line wired indoors is connected, and to the power line via the power line connecting terminal part, and to the power supply line for the internal unit that requires power One or a plurality of feeder connection terminals are housed in the main body,
The multimedia port according to any one of claims 1 to 3, wherein a modular jack for removably connecting a modular plug attached to the LAN cable is provided on the cover.

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