JP5069632B2 - TV outlet - Google Patents

Description

  The present invention relates to a TV outlet.

2. Description of the Related Art Conventionally, there has been provided a TV outlet constructed on a construction surface such as a wall in order to detachably connect a TV receiver or a video device that receives a broadcast signal (see, for example, Patent Document 1). This TV outlet has a cover formed in one module size (size that can be attached to a mounting frame for a large-angle continuous wiring device up to three) standardized as a large-angle continuous wiring device in the JIS standard. I have. This cover is a synthetic resin molded product and is formed in a horizontally long, substantially rectangular box shape whose rear surface is open, and on the both sides in the longitudinal direction of the cover (the direction along the width direction of the mounting frame during mounting) Locking claws that fit into the respective locking holes provided on both sides in the direction are integrally formed, and the TV outlet is attached to the mounting frame by fitting each locking claw into the corresponding locking hole. It is like that.
Japanese Patent No. 3680667 (paragraph [0022] -paragraph [0046] and FIGS. 1-6)

  In the TV outlet shown in the above-mentioned Patent Document 1, a strong force may be applied to the TV outlet through this coaxial connector because it protrudes from the construction surface in a state where the coaxial connector is connected. Since the TV outlet is integrally formed with the cover by the synthetic resin, the TV outlet may be broken by the force applied from the coaxial connector, and the TV outlet may fall off the mounting frame.

  The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a TV outlet that prevents the locking frame from falling off by securing the strength of the locking claws.

The invention according to claim 1 has a connecting portion to which a coaxial connector is connected on the front surface side and a terminal portion to which a coaxial cable is connected on the back surface side, and is a mounting frame standardized for an embedded wiring device a device body that is attached to, is attached to the device body, and a plurality of engaging hole and fitting a plurality of mounting members made of metal locking pawl is provided which mounting frame is provided, Utsuwatai is The connecting member is provided with shoulder portions on both sides of the boss portion protruding forward, and the mounting member is engaged with the main piece placed on the shoulder portion and protruding backward from both end portions of the main piece. It consists of a pair of mounting brackets that are integrally provided with a piece, and a dowel that abuts against the back of the shoulder portion is provided at the tip of each engagement piece, and each mounting bracket has a shoulder portion on the shoulder. It is characterized in that it is caulked and fixed to the container in a state of being in contact with the back surface of the.

  According to the first aspect of the present invention, since the strength of the locking claw can be ensured by forming the mounting member with a metal material, the locking claw can be broken even when a strong force is applied to the front surface of the body. As a result, it is possible to prevent the TV outlet from falling off the mounting frame.

Further , a mounting bracket provided separately by a metal material can be caulked and fixed to the container.

  Embodiments of a TV outlet according to the present invention will be described below with reference to the drawings. The TV outlet according to the present invention is an outlet for video signal relay to which a coaxial cable such as a TV receiver or a video device is connected, for example, as a mounting frame for an embedded wiring apparatus standardized by JIS or the like. It is attached and embedded in a construction material such as a wall. In the following description, unless otherwise specified, the direction of the arrow ab in FIG. 3A is the front-rear direction, the direction of the arrow cd is the up-down direction, and the direction of the arrow ef is the left-right direction. To do.

(Embodiment 1)
FIG. 2A is an exploded perspective view of the TV outlet of the first embodiment, and a housing 10 formed by combining an output terminal frame 11 and an input terminal frame 12 formed of a sheet metal that is a conductive material; A synthetic resin molded product cover 20 (container) in which the housing 10 is housed, and a pair of mounting brackets 60 and 60 attached to the cover 20 are provided.

  The output terminal frame 11 has a horizontally long rectangular plate-shaped main piece 11a, and side pieces 11b and 11b that extend rearward in a shape substantially orthogonal to the main piece 11a at both ends in the left-right direction of the main piece 11a. Are integrally provided via L-shaped connecting pieces 11i and 11i. A pair of contact pieces 11c and 11c extending in the same direction as the side piece 11b (that is, rearward) are provided at both ends in the vertical direction of the main piece 11a. A pair of assembly pieces 11d and 11d are respectively extended. Furthermore, the outer conductor 31 which comprises the connector 30 (connection part) as an output terminal is couple | bonded with the center part of the main piece 11a. The connecting piece 11i is formed in an L shape so as not to contact the engaging piece 60c of the mounting bracket 60 attached to the cover 20, so that a gap is provided between the connecting piece 11i and the engaging piece 60c. ing.

  The connection connector 30 is formed in a cylindrical shape and has an outer conductor 31 having a threaded portion (not shown) on the outer peripheral surface, an inner conductor 32 disposed along the center line of the outer conductor 31, and the outer conductor 31 and the inner conductor. 32, an inner insulator 33 that insulates the outer conductor 31 from each other, and one end (rear end) of the outer conductor 31 in the axial direction is coupled to the main piece 11a of the output terminal frame 11, such as welding. It is fixed by caulking. The central hole 31e formed in the outer conductor 31 is provided with a size that allows the inner insulator 33 to be inserted.

  The inner conductor 32 that constitutes the connection connector 30 together with the outer conductor 31 is formed integrally with a contact spring 34 that holds the central conductor of the coaxial cable serving as the signal line on the input side. As shown in FIG. 2A, the inner conductor 32 is formed in a shape in which the side edges of one end of a pair of receiving pieces 32a and 32a facing each other are connected via a connecting piece 32b. , 32a holds the center contact of the F-type plug. Here, the receiving pieces 32a and 32a are bent so that the distance between them is the narrowest at the intermediate portion, and when the center contact of the F-type plug is inserted between the receiving pieces 32a and 32a. The center contact easily enters between the receiving pieces 32a and 32a, and a sufficient contact pressure acts on the center contact from the receiving pieces 32a and 32a.

  The connecting piece 32b extends in the front-rear direction, and the first connecting piece 35a extends from the front edge of the connecting piece 32b perpendicular to the connecting piece 32b and parallel to the main piece 11a of the output terminal frame 11. . Further, a first connection piece 35a and a second connection piece 35b orthogonal to the main piece 11a of the output terminal frame 11 are extended from the front end edge of the first connection piece 35a along the main piece 11a. Further, a connecting piece 34a orthogonal to the main piece 11a of the output terminal frame 11 is extended from the front end of the second connecting piece 35b within the plane of the second connecting piece 35b, and this connecting piece 34a constitutes a contact spring 34. The ends of a pair of receiving pieces 34b (only one is shown in FIG. 2A) are connected. Here, the first connection piece 35 a and the second connection piece 35 b constitute a signal path between the inner conductor 32 and the contact spring 34.

  Similar to the receiving piece 32a of the inner conductor 32, the receiving piece 34b of the contact spring 34 is disposed so as to be opposed to each other, and is bent so that the interval between the receiving pieces 34b is narrow at the intermediate portion. A center conductor of a coaxial cable (not shown) wired from the back side is sandwiched between the contact springs 34, and the insertion direction of the center contact of the F-type plug into the inner conductor 32, The insertion direction of the central conductor of the coaxial cable into the contact spring 34 is orthogonal to the contact spring 34.

  The inner insulator 33 that insulates the outer conductor 31 and the inner conductor 32 is formed of a synthetic resin that is an insulating material. The inner insulator 33 has a cylindrical shape and is formed integrally with the plate-like separator 13 disposed so as to overlap the main piece 11 a of the output terminal frame 11. That is, the internal insulator 33 protrudes from one surface (front surface) in the thickness direction of the separator 13. The separator 13 is provided with an insertion hole (not shown) communicating with the central hole of the internal insulator 33, and the inner conductor 32 is disposed inside the internal insulator 33 through the insertion hole. The connection piece 35 a and the second connection piece 35 b are arranged along the back surface of the separator 13. In this case, the separator 13 is provided with an insulating rib 13d projecting along the arrangement site of the second connection piece 35b, and when the input terminal frame 12 is coupled to the output terminal frame 11, the second connection piece 35b and the input terminal frame are connected. Insulating ribs 13 d are interposed between them.

  In addition, a rectangular notch 13e is formed at the right edge of the separator 13 for releasing the engagement rib 28 formed on the inner peripheral surface of the cover 20, and positioning protrusions are formed at both ends of the separator 13 in the vertical direction. The pieces 13f and 13f are projected. Further, positioning notches 13 g for positioning the output terminal frame 11 and the separator 13 are formed at the four corners of the separator 13 by being locked to contact pieces 11 c provided on the output terminal frame 11.

  The input terminal frame 12 coupled to the output terminal frame 11 has a horizontally long rectangular plate-shaped main piece 12a, and side pieces 12b and 12b extending forward are integrally formed at both ends in the vertical direction of the main piece 12a. Is provided. The longitudinal dimension of the input terminal frame 12 is set to be larger than the longitudinal dimension of the output terminal frame 11. A plurality of assembly pieces 11 d provided on the output terminal frame 11 are inserted into the main piece 12 a of the input terminal frame 12. Assembly holes 12c (only three are shown in FIG. 2A) are formed. Each assembly hole 12c is formed with the cut-and-raised piece 12d left. The assembly piece 11d is inserted into the corresponding assembly hole 12c, and the assembly piece 11d is cut-raised and overlapped with the piece 12d to be bent. The frame 12 is fixed by caulking to the output terminal frame 11. Here, in a state where the input terminal frame 12 is coupled to the output terminal frame 11, the contact piece 11 c provided on the output terminal frame 11 is in pressure contact with the side piece 12 b of the input terminal frame 12, whereby the output terminal frame 11 and the input terminal frame 12 are input. The terminal frame 12 is electrically connected so as to have the same potential. In order to stabilize the electrical connection state between the output terminal frame 11 and the input terminal frame 12 and to increase the mechanical coupling strength, a dowel 11g that is pressed against the side piece 12b is punched into the contact piece 11c.

  In addition, a positioning recess 12e that engages a positioning protrusion 13f provided on the separator 13 is formed at the leading edge of each side piece 12b, and the positioning protrusion 12f and the corresponding positioning recess 12e are engaged. Thus, the input terminal frame 12 is positioned with respect to the separator 13. Further, notches 12j and 12j are formed on both side edges of each side piece 12b so as not to come into contact with the engaging pieces 60c of the mounting bracket 60 attached to the cover 20. In addition, fixed projecting pieces that position the cover 20 when the housing 10 (the output terminal frame 11 and the input terminal frame 12) is housed in the cover 20 are arranged at both left and right edges of the main piece 12a of the input terminal frame 12. 12f protrudes, and each side piece 12b is formed with two retaining pieces 12g that are locked to the cover 20 when the casing 10 is housed in the cover 20 by cutting and raising.

  Meanwhile, the input terminal frame 12 has a function of mechanically holding a coaxial cable (not shown) serving as an input-side signal line and electrically connecting an outer conductor of the coaxial cable. That is, the pressing body 14 (see FIG. 4B) that holds the coaxial cable between the main piece 12a is attached to the input terminal frame 12. More specifically, an opening window 12h is provided at a portion corresponding to the contact spring 34 in the main piece 12a, and bearing pieces 12i and 12i are formed on both side edges of the opening window 12h so as to be orthogonal to the opening surface of the opening window 12h. Is protruding. These bearing pieces 12 i and 12 i are provided so as to protrude rearward, and are supported by the bearing pieces 12 i and 12 i so that the pressing body 14 can be raised and lowered with respect to the input terminal frame 12. The pressing body 14 is fixed to the input terminal frame 12 by screwing a fixing screw 15 into a screw hole (not shown) provided in the main piece 12 a of the input terminal frame 12. Yes.

  Thus, in order to fix the coaxial cable on the input side to the input terminal frame 12, first, the fixing screw 15 is loosened, and the coaxial cable is connected to the holding portion 14a with the holding portion 14a of the holding body 14 away from the main piece 12a. If the fixing screw 15 is tightened after being introduced between the main piece 12a, the coaxial cable is sandwiched between the pressing portion 14a and the main piece 12a. Here, it is possible to electrically connect the outer conductor of the coaxial cable to the input terminal frame 12 by exposing the outer conductor of the coaxial cable and sandwiching the exposed portion between the holding portion 14a and the main piece 12a. it can. Here, a terminal portion is constituted by the input terminal frame 12, the pressing body 14 and the contact spring 34.

  The terminal block 16a covering the contact spring 34 is inserted into the above-described opening window 12h. The terminal block 16a constitutes a part of the terminal cover 16 that is a synthetic resin molded product, and is formed integrally with the terminal cover main body 16b coupled to the separator 13. The terminal cover main body 16b is formed in a horizontally long, substantially rectangular box shape whose front side is open, and a terminal block 16a projects rearward from the bottom surface of the terminal cover main body 16b. Further, leg portions 16c project from the four corners of the opening edge of the terminal cover main body 16b. Further, the terminal cover body 16 b is provided with a pressing leg 16 g protruding on the surface facing the separator 13, and the pressing leg 16 g holds the first connection piece 35 a placed on the separator 13 between the separator 13. This prevents the first connection piece 35a from being lifted.

  An introduction hole (not shown) opened in an elliptical shape is formed on the lower side surface of the terminal block 16a, and a rectangular exposure hole 16e is formed on the upper side surface. The introduction hole is formed at a portion corresponding to the contact spring 34 built in the terminal block 16a. When the center conductor of the coaxial cable is inserted into the introduction hole, the center conductor is sandwiched between the pair of receiving pieces 34b, 34b of the contact spring 34. It has come to be. When the exposed portion of the center conductor is long, the excess exposed to the outside can be stored inside the terminal block 16a by cutting along the end surface of the exposure hole 16e.

  Here, the upper side wall of the terminal cover main body 16b is interposed between the contact spring 34 and the side piece 12b of the input terminal frame 12 with the terminal block 16a inserted into the opening window 12h of the input terminal frame 12. Even if the force of inserting the central conductor of the coaxial cable into the contact spring 34 acts on the contact spring 34 and the contact spring 34 moves, the contact spring 34 can be prevented from contacting the input terminal frame 12. ing.

  The cover 20 that accommodates the housing 10 (the output terminal frame 11 and the input terminal frame 12) is formed in a single module size that is standardized as a large-angle continuous wiring device in, for example, the JIS standard. Here, one module dimension is a dimension that can be attached to a maximum of three attachment frames for a large-angle continuous wiring apparatus attached to a construction surface such as a wall surface, and the cover 20 of the present embodiment has the above attachment. Up to three can be attached to the frame.

  The cover 20 has a shape in which a projecting part 20a (boss part) projects from the center of the front surface and shoulders 20b are formed on both sides in the left-right direction of the projecting part 20a. The rear surface of the cover 20 is an input terminal. The frame 12 is opened in a rectangular shape having substantially the same dimensions as the outer dimensions of the main piece 12a. In addition, a circular opening hole 21 is formed in the center of the front surface of the protrusion 20a, and a circular insertion hole 22 (see FIG. 2B) is formed in the center of the bottom surface of the introduction hole 21. . In the state where the housing 10 is housed in the cover 20, the connection connector 30 introduced from the insertion hole 22 is arranged inside the introduction hole 21. Furthermore, rectangular through-holes 20c and 20c through which the front end portions of respective engagement pieces 60c of mounting brackets 60 to be described later are inserted are respectively provided in both side walls in the vertical direction of each shoulder portion 20b of the cover 20. Yes.

  In addition, in the cover 20, two retaining holes 25 are formed on both side walls in the vertical direction so that the retaining pieces 12 g provided on the input terminal frame 12 are engaged. Here, the retaining piece 12g is cut and raised so that the front end portion is continuous with the input terminal frame 12, so that the retaining piece 12g is engaged with the retaining hole 25 in a state where the housing 10 is housed in the cover 20. By doing so, the rearward movement of the housing 10 with respect to the cover 20 is prevented. Further, a fixing groove 26 (see FIG. 2B) in which the fixed protrusion 12f provided on the input terminal frame 12 can be engaged is formed on the opening peripheral edge of the rear surface side of the cover 20, and the fixed protrusion 12f is fixed to the fixing groove. By engaging with 26, rattling of the input terminal frame 12 with respect to the cover 20 is prevented.

  On the other hand, a reinforcing rib 27 is formed on the inner peripheral surface of the cover 20 so as to be continuous with the fixing groove 26 and on which the connecting piece 11i of the output terminal frame 11 is placed. The engaging rib 28 is provided in succession to the reinforcing rib 27 on the right side. The engaging rib 28 engages with an engaging groove 11 h formed in a portion of the output terminal frame 11 extending between the main piece 11 a and the connecting piece 11 i so as to position the output terminal frame 11 with respect to the cover 20. It has become. In the output terminal frame 11 of the present embodiment, the engaging grooves 11h that engage with the engaging ribs 28 are provided on the left and right sides, and the output terminal frame 11 is attached to the cover 20 in the opposite direction. It can be attached even in cases.

  The mounting bracket 60 is made of a metal material, and has a vertically long main piece 60a placed on the front surface of each shoulder portion 20b of the cover 20, and engagement pieces 60c and 60c protruding rearward from both ends in the vertical direction of the main piece 60a. And. Further, a set of two locking claws 60b, 60b protruding laterally are provided at one end side in the width direction (left-right direction) of the main piece 60a, and are provided at predetermined intervals in the vertical direction. Dowels 60d are respectively punched at the tip of the piece 60c. The locking hole 60e provided in the mounting bracket 60 is used when a metal mounting frame is used, and a locking claw (not shown) provided in the mounting frame is correspondingly locked. The TV outlet is attached to a metal mounting frame by being locked in the hole 60e. That is, according to the mounting bracket 60 of the present embodiment, the TV outlet can be attached to the metal mounting frame by using the locking hole 60e, and the TV outlet is made of resin by using the locking claws 60b and 60b. It can be attached to the mounting frame. Here, in this embodiment, a mounting member is constituted by a set of two mounting brackets 60, 60.

  Next, a procedure for attaching the mounting bracket 60 to the cover 20 will be described. From the state in which the main piece 60a of each mounting bracket 60 is placed on the front surface of the corresponding shoulder portion 20b, when the front end portion of each engagement piece 60c is bent inward through the corresponding through hole 20c, the front surface of the shoulder portion 20b. Is clamped between the main piece 60a and the tip of each engaging piece 60c, and the mounting bracket 60 is caulked and fixed to the cover 20 (see FIG. 2B). At this time, the cover 20 and the mounting bracket 60 are pressed against each other by the dowels 60d provided at the distal ends of the respective engagement pieces 60c, and rattling of the mounting bracket 60 with respect to the cover 20 is prevented.

  Furthermore, the procedure for assembling the TV outlet according to the present embodiment will be described. First, the assembly of the housing 10 will be described. The separator 13 is mounted on the output terminal frame 11 such that the inner insulator 33 formed integrally with the separator 13 is inserted into the center hole 31 e of the outer conductor 31. At this time, the positioning notches 13g provided in the separator 13 are respectively engaged with the corresponding contact pieces 11c of the output terminal frame 11, whereby the separator 13 is positioned. Next, the inner conductor 32 formed integrally with the contact spring 34 is inserted into the insertion hole provided in the separator 13, and the first connection piece 35 a and the second connection piece 35 b are arranged at predetermined positions, and then the terminal cover. The 16 terminal blocks 16a are put on the contact springs 34, and the holding legs 16g are placed on the first connection pieces 35a, and the terminal cover 16 is placed at a predetermined position.

  Further, the input terminal frame 12 to which the pressing body 14 is attached is mounted on the output terminal frame 11 in which the separator 13, the contact spring 34 and the terminal cover 16 are assembled, and the assembly pieces 11d corresponding to the respective assembly holes 12c are inserted. When the cut and raised piece 12d is hit in this state, the assembly piece 11d is bent, whereby the input terminal frame 12 is caulked and fixed to the output terminal frame 11, and the assembly of the housing 10 is completed. Finally, when the housing 10 is mounted on the cover 20 and each retaining piece 12g is engaged with the corresponding retaining hole 25, the assembly of the TV outlet is completed (see FIG. 3A). At this time, the housing 10 is positioned with respect to the cover 20 by engaging the engaging rib 28 of the cover 20 with one engaging groove 11 h of the output terminal frame 11.

  Here, when constructing the TV outlet of the present embodiment, the synthetic resin mounting frame 40 for the large-angle continuous wiring apparatus shown in FIG. 1 is used. The mounting frame 40 is formed in a rectangular frame shape in which the upper and lower ends of a pair of left and right side frames 41 and 42 are connected by an upper frame 43a and a lower frame 43b, respectively, and the side frames 41 and 42, the upper frame 43a and the lower frame are connected. The protrusion 20a of the cover 20 is inserted into the mounting window 44 surrounded by 43b. A flexible plate 45 is extended on one (right side) side frame 41, and is attached to the cover 20 between the three operation pieces 45 a provided on the flexible plate 45 and the side frame 41. A set of two locking holes 46a, 46a into which a set of two locking claws 60b, 60b provided in the mounting bracket 60 are inserted, respectively. Further, three sets of two locking holes 46a, 46a into which the pair of locking claws 60b, 60b are inserted are formed in the other (left side) side frame 42 in the vertical direction. Accordingly, one of the locking claws 60b, 60b of the cover 20 is inserted into the locking holes 46a, 46a on the side frame 42 side, and then the locking holes 46a, 46a between the side frame 41 and the flexible plate 45 are inserted. If the other locking claws 60b, 60b of the cover 20 are inserted, the cover 20 is coupled to the mounting frame 40. Conversely, in order to remove the cover 20 from the mounting frame 40, the operation piece 45a may be bent away from the cover 20 using a tool such as a flat-blade screwdriver.

  The upper frame 43a and the lower frame 43b are provided with a horizontally long box hole 47. When the mounting frame 40 is attached to an embedded box (not shown) embedded in the construction surface, the box hole The box screw inserted through 47 is screwed into the embedding box. In addition, hook holes 48 are formed on the left and right sides of the box hole 47. When the mounting frame 40 is attached to a panel material such as a wall panel, the hooking hole 48 is inserted into the hooking hole 48 at one end of a pinch metal fitting (not shown) to pivotally support the pinch metal fitting. Used for. Further, a screw hole 49 is also formed in the vicinity of the box hole 47, and this screw hole 49 is used when a plate or the like is coupled to the mounting frame 40 with screws.

  Further, a coaxial cable 50 is connected to the TV outlet embedded in the construction surface from the front side as shown in FIG. An F-type plug 51 (coaxial connector) is attached to the distal end portion of the coaxial cable 50, and the F-type plug 51 is provided on a screw portion provided on the outer conductor 31 constituting the connection connector 30 on the TV outlet side. The coaxial cable 50 is connected to the connection connector 30 by screwing the sleeve 52 into place.

  Thus, according to the present embodiment, the strength of the locking claw 60b can be ensured by forming the mounting bracket 60 from a metal material, so that a strong force is applied to the front surface of the cover 20 constituting the TV outlet. Even if it is done, the latching claw 60b does not break, and as a result, the TV outlet can be prevented from falling off the mounting frame 40.

  In addition, you may incorporate the printed circuit board which comprised the branch circuit in the inside of the housing | casing 10 of this embodiment. Further, the TV outlet of the present embodiment is provided with terminal portions (input terminal frame 12, pressing body 14 and contact spring 34) for screwing a coaxial cable wired on the back side. For example, FIG. As shown in b), the case may be a TV outlet provided with a connector portion 100 to which an F-type plug provided on a coaxial cable is connected, in which case is formed by a die-cast case. By providing 60 with a metal material separately from the cover 20, it is possible to realize a TV outlet that prevents the mounting frame 40 from falling off.

(Embodiment 2)
4 (a) and 4 (b) show the TV outlet of the second embodiment. In the first embodiment, the front surface of the shoulder portion 20b constituting the cover 20 is connected to the main piece 60a of the mounting bracket 60 and the tips of the engagement pieces 60c. The mounting bracket 60 is caulked and fixed to the cover 20 by being sandwiched between them, but in this embodiment, a pair of caulking pieces 70d and 70d provided at the tip of the engaging piece 70c of the mounting bracket 70 and the main piece The mounting bracket 70 is caulked and fixed to the cover 20 by sandwiching the shoulder portion 20b with the cover 70a. In addition, about another structure, it is the same as that of Embodiment 1, the same code | symbol is attached | subjected to the same component and description is abbreviate | omitted.

  The mounting bracket 70 of the present embodiment is made of a metal material, and has a vertically long main piece 70a placed on the front surface of each shoulder portion 20b of the cover 20, and an engagement projecting backward from both ends in the vertical direction of the main piece 70a. Pieces 70c and 70c. In addition, a set of two locking claws 70b, 70b protruding laterally is provided at one end side in the width direction (left-right direction) of the main piece 70a. At the tip of the combined piece 70c, there are provided crimped pieces 70d, 70d which are divided into two forks. In addition, the caulking pieces 70d and 70d of each engagement piece 70c are provided so as to be able to expand in directions away from each other (see FIG. 4C). Here, in this embodiment, a mounting member is constituted by a pair of mounting brackets 70, 70.

  On the other hand, on both side walls in the vertical direction of each shoulder portion 20b constituting the cover 20, a groove portion 20d in which the engagement piece 70c of the mounting bracket 70 is disposed is formed along the front-rear direction. In addition, each groove part 20d is formed in the substantially T shape from which the width dimension of a rear surface side becomes wider than another site | part.

  Next, a procedure for attaching the mounting bracket 70 to the cover 20 will be described. First, the main piece 70a of each mounting bracket 70 is placed on the front surface of the corresponding shoulder portion 20b. At this time, each engagement piece 70c is disposed in the corresponding groove 20d. Thereafter, when the two caulking pieces 70d and 70d provided at the tip of each engaging piece 70c are expanded in a direction away from each other, as shown in FIG. 4B, each caulking piece 70d becomes an end of the groove 20d. As a result, the mounting bracket 70 is caulked and fixed to the cover 20 by sandwiching the corresponding shoulder portions 20b between the main pieces 70a and the caulking pieces 70d and 70d (FIG. 4 ( a) and FIG. 4 (b)).

Thus, according to the present embodiment, the strength of the locking claw 70b can be ensured by forming the mounting bracket 70 from a metal material, as in the first embodiment, and thus the cover 20 constituting the TV outlet. Even when a strong force is applied to the front surface of the TV, the locking claw 70b does not break, and as a result, the TV outlet can be prevented from falling off the mounting frame 40.
Here, in the TV outlet of the present embodiment, the container has shoulder portions on both sides of the boss portion provided with the connection portion and protruding forward, and the mounting member is placed on the shoulder portion. A pair of main pieces, a pair of engagement pieces extending rearward from both ends of the main piece, and a pair of caulking pieces provided at the tips of the engagement pieces and capable of expanding in a direction away from each other. It consists of a mounting bracket, and a groove portion in which each engaging piece is arranged is formed on the side surface of the vessel body, and each mounting bracket is adapted to expand both the caulking pieces of each engaging piece in a direction away from each other. It is fixed by caulking to the vessel body by being engaged with an edge of the groove portion. And by this structure, the attachment bracket provided in the different body with the metal material can be caulked and fixed to the container.

(Embodiment 3)
5 (a) and 5 (b) show the TV outlet of the third embodiment, and in the first and second embodiments, the mounting members are composed of a pair of mounting brackets 60, 60 (or mounting brackets 70, 70). However, in this embodiment, the mounting member is constituted by one mounting bracket 80. In addition, about another structure, it is the same as that of Embodiment 1, the same code | symbol is attached | subjected to the same component and description is abbreviate | omitted.

  The mounting bracket 80 of this embodiment is made of metal, and as shown in FIG. 5C, a vertically long main piece 80a placed on the front surface of each shoulder portion 20b of the cover 20, and both main pieces 80a, 80a. It is formed in a rectangular frame shape integrally provided with a connecting piece 80c for connecting the two. Each main piece 80a is integrally provided with a set of two locking claws 80b and 80b protruding sideways, and each connection piece 80c is integrally formed with a U-shaped engagement piece 80d. Is provided. Here, in this embodiment, the mounting member is constituted by the mounting bracket 80.

  On the other hand, the cover 20 is formed with a groove 20e at a portion where the connecting pieces 80c and 80c and the both engaging pieces 80d and 80d constituting the mounting bracket 80 in the attached state are disposed, and the frame of each engaging piece 80d. A protrusion 20f to be inserted therein is formed.

  Next, a procedure for attaching the mounting bracket 80 to the cover 20 will be described. First, the protruding portion 20a of the cover 20 is inserted into the opening window 80f of the mounting bracket 80, and each main piece 80a of the mounting bracket 80 is placed on the front surface of the corresponding shoulder portion 20b. Then, after each engaging piece 80d and each connecting piece 80c are bent to the rear surface side (lower side in FIG. 5B), the caulking piece 80e of each engaging piece 80d is bent to the front surface side to project the protrusion 20f. When engaged with the recess 20g provided on the rear surface, the fittings 80 are caulked and fixed to the cover 20 by clamping the corresponding projections 20f between the connecting pieces 80c and the caulking pieces 80e (FIG. 5 ( a) and FIG. 5B).

  Thus, according to the present embodiment, since the mounting member is constituted by one mounting bracket 80, as in the first and second embodiments, a pair of mounting brackets 60, 60 (or mounting brackets). The number of parts can be reduced as compared with the case of the metal fittings 70, 70), and the deterioration of assembly workability can be suppressed.

The shape of the mounting bracket 80 described above is an example, and other shapes may be used as long as the mounting bracket 80 can be caulked and fixed to the cover 20 with one mounting bracket.
Here, in the TV outlet of the present embodiment, the body has shoulder portions on both sides of a boss portion provided with the connection portion and protruding forward, and the mounting member is placed on each shoulder portion. The main piece is integrally provided with a connecting piece for connecting the two main pieces, and is fixed by caulking to the vessel body so as to sandwich the vessel body. With this configuration, since the mounting member is composed of a single component, the number of components can be reduced as compared with the first and second embodiments, and a decrease in assembly workability can be suppressed.

(Embodiment 4)
6 (a) and 6 (b) show the TV outlet of the sixth embodiment, and in the first to third embodiments, the mounting bracket is integrated by caulking and fixing, but in this embodiment, it is a separate body. The cover 20 and the mounting bracket 90 provided on the same are integrally formed by simultaneous molding. In addition, about another structure, it is the same as that of Embodiment 1, the same code | symbol is attached | subjected to the same component and description is abbreviate | omitted.

  The mounting bracket 90 of the present embodiment is formed of a metal material, and has a vertically long main piece 90a placed on the front surface of each shoulder portion 20b of the cover 20, and an engagement projecting rearward from both ends in the vertical direction of the main piece 90a. Pieces 90c and 90c. Further, a set of two locking claws 90b and 90b protruding laterally are provided at one end side in the width direction (left and right direction) of the main piece 90a with a predetermined interval in the vertical direction. Here, in this embodiment, a mounting member is constituted by a set of two mounting brackets 90, 90.

  Then, after each mounting bracket 90 is arranged at a predetermined position of a molding die (not shown) for molding the cover 20, both mounting brackets 90, 90 and the cover 20 are integrated by pouring synthetic resin into the molding die. Is done.

  Thus, according to this embodiment, since the cover 20 and the mounting brackets 90 and 90 are integrated by simultaneous molding, the mounting work of each mounting bracket 90 to the cover 20 is eliminated, so that the assembly workability is improved. Moreover, since it is not necessary to provide the caulking part to the cover 20 in the attachment member as in the first to third embodiments, the cost can be reduced.

In the present embodiment, the case where two sets of mounting brackets 90 are formed simultaneously with the cover 20 has been described as an example. However, for example, the mounting bracket 80 described in the third embodiment is configured as one component. You may comprise so that it may form simultaneously with the cover 20 using.
Here, the TV outlet of this embodiment is characterized in that the container and the mounting member are integrated by simultaneous molding. And by this structure, since the installation work to the container body of an attachment member is lost by integrating a container body and an attachment member by simultaneous molding, assembly workability can be improved, and above-mentioned Embodiment 1 Since it is not necessary to provide a caulking portion to the body as in 3, the cost can be reduced.

It is a perspective view of the state which attached the TV outlet socket of Embodiment 1 to the attachment frame. (A) is an exploded perspective view of the same as above, (b) is a rear perspective view of a cover constituting the same. (A) is a perspective view same as the above, (b) is a perspective view which shows another example same as the above. (A) is a perspective view of the TV outlet of Embodiment 2, (b) is a side view of the above, (c) is a side view of the mounting bracket used for the above. (A) is a perspective view of a TV outlet of Embodiment 3, (b) is a side view of the same, and (c) is a front view of a mounting bracket used in the same. The TV outlet of Embodiment 4 is shown, (a) is a perspective view, (b) is a side view.

Explanation of symbols

20 Cover (container)
30 Connector (connector)
40 Mounting frame 46a Locking hole 60 Mounting bracket (Mounting member)
60b Locking claw 51 F-type plug (coaxial connector)

Claims (1)

A body that has a connection part to which a coaxial connector is connected on the front side and a terminal part to which a coaxial cable is connected on the back side, and is attached to a mounting frame standardized for an embedded wiring device When being attached to the device body, and a plurality of engaging hole and fitting a plurality of mounting members made of metal locking pawl is provided in which the mounting frame comprises said device body, the connecting portion Provided with a shoulder on both sides of the boss projecting forward, and the mounting member is engaged with the main piece placed on the shoulder and projecting rearward from both ends of the main piece. Each of the engagement pieces is provided with a dowel that abuts against the back surface of the shoulder portion, and each of the attachment brackets is respectively It is characterized in that the dowel is caulked to the instrument body in contact with the rear surface of the shoulder portion TV outlet.

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