JPH0516814Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention relates to an information wiring device that is installed on construction materials and used for connecting information wiring.

[Conventional technology]

With the development of computer networks, many buildings are being constructed in which a large number of information wirings are embedded in construction materials in advance. so that information wiring can be connected to any part of the building.
Various information wiring devices are installed in advance on construction materials such as walls and floors.

[Problem that the invention attempts to solve]

Information wiring equipment may be installed in the same wiring box as power wiring equipment. In this case, in order to prevent the low-power wiring and the low-voltage wiring from coming into contact with each other, an insulating separator for a box is used to separate these wirings. Since the insulating separator for boxes is a separate part from the body of the wiring device, there is a problem in that it takes time and effort to determine the installation location and install it.

In order to solve the above-mentioned problems, this invention aims to provide an information wiring device that can save labor in construction work to prevent cross-contact.

[Means to solve the problem]

In order to achieve the above purpose, this invention includes a body that can be attached to a standard product mounting frame via a locking structure, and an information connector can be attached to this body. The main feature of this product is an information wiring device that has an insulating separator integrally molded on the back side of the body.

This invention will be described in detail below with reference to drawings showing embodiments thereof. Note that the same numbers are given to the same parts in FIGS. 1 to 16.

FIG. 1 shows a first embodiment of this invention. As shown in FIG. 1, this information wiring device includes a body 3a and an information connector 40.

The body 3a is made of, for example, a plastic molding. This body 3a has a square frame shape, for example, and has an opening 3 in the center.
3, the information connector 40 is exposed. The outside of a pair of opposite sides of the frame-shaped part are each provided with a shelf-shaped part that is one step lower, and the frame-shaped part projects upwardly (in the vertical direction in Fig. 1) with respect to the shelf-shaped part. There is. Each shelf-like portion has four claws 30 at its tip that extend further outward. Two of these claws 30 form a set. One set of claws 30, 30 is a standard product mounting frame 1.
Locking holes 19, 19 or 10, 10 provided in
It has become compatible with

An insulating separator 37 is provided on the back side of the body 3a.
is provided by integral molding. The insulating separator 37 is formed, for example, as a wall that protrudes from the side surface of the body 3a toward the back side. The insulating separator 37 may be formed from any side of the body 3a, or may be formed from one or more sides. In the case of three modules, as shown in FIGS. 1 to 6, it is preferable that the insulating separator 37 is formed from the side surface that is provided for engagement with the mounting frame 1. This configuration can be used to prevent contact between adjacent mounting frames 1 when two or more mounting frames 1 to which three module wiring devices are attached are installed side by side. In addition, in the case of a one-piece module and a two-piece module, as shown in FIGS. 7 to 15, when attached to the mounting frame 1, the Preferably, the insulating separator 37 is formed from the lying side. This configuration can be used to prevent wirings connected to adjacent wiring devices from coming into contact with each other when a plurality of wiring devices are attached to the same mounting frame 1.

Note that, as shown in FIGS. 1 to 15, it is preferable that the insulating separator 37 has one or more grooves 38 extending in a direction perpendicular to its height direction. The desired groove 3 of the insulating separator 37 is formed by breaking or cutting at the desired groove 38.
By removing the tip side from 8, the height of the insulating separator 37 can be easily adjusted.

There are no particular limitations on the information connector attached to the body. For example, as shown in FIGS. 4, 7, and 13, an F (C12) type connector 4,
Or, as shown in Figures 1 and 10, D
Examples include a sub-15-pin type connector 40, and other examples include coaxial cable connectors such as a BNC-type coaxial connector, multi-core cable connectors such as a D-sub 25-pin type, and optical connectors (optical fiber connectors). The information connector may be attached directly to the body, or may be attached to a mounting plate or the like, and the mounting plate or the like may be attached to the body.

The body consists of one module with a size corresponding to one-third of the length of the opening 11 of the mounting frame 1 of the standard product, two modules with a size corresponding to two-thirds of that length, and two modules with a size corresponding to two-thirds of the length. Any of the three modules with a size corresponding to three-thirds of the length can be selected as required. For example, one to three F (C12) type connectors 4 can be attached to any of the modules as shown in FIGS. 4, 7, and 13. The same applies to other coaxial cable connectors such as BNC type coaxial connectors.
Also, for example, the D-sub 15-pin connector 40
can be attached to either two or three modules as shown in FIGS. 1 and 10. The same applies to other multi-core cable connectors such as the D-sub 25-pin connector. If you choose 3 modules, you can install a connector with a larger number of pins.

The information wiring device according to this invention can be attached to a standard product mounting frame via a locking structure. Therefore, costs can be reduced, and different types of wiring devices (for information or other types) can be attached to the mounting frame together. Standard mounting frames are commonly used to mount wiring devices such as power outlets and switches. An example of such a standard mounting frame is shown in FIG. The mounting frame 1 is a substantially rectangular frame made of plastic, metal, or the like. Mounting screw insertion holes 13 are provided on the inner side of the center of one pair of opposite sides of the frame.
A screw hole 12 for attaching the plate is formed on the outer side of the center portion. Another frame
The opposite side of the pair is used to attach the body 3. Of this other set of opposite sides, three sets of locking holes 19 are provided on one side, and three sets of locking holes 10 are provided on the other side. It is provided. Although the locking hole 10 is designed to be displaced outwardly by bending the hanging piece 18 outward, it may be structured so as not to be displaced outwardly. If the locking hole 10 is configured to shift outward, the body 3 can be attached to and detached from the mounting frame 1.

As shown in Figure 1, two sets of claws 3 on the body 3a
0, 30, 30, 30 are inserted into the locking holes 19, 19, 19, 19 from the back side of the mounting frame 1, and the frame-shaped protrusion of the body 3a is projected from the back side of the mounting frame 1 through the opening 11. let Next, the two claws 30, 30, 30 on the opposite side of the body 3a,
30 from the back side of the mounting frame 1 to the locking holes 10, 10, 1
Insert at 0,10. In this way, the body 3a can be attached to the mounting frame 1 via the locking structure. Note that the locking structure may be other types.
For example, a protrusion of an appropriate shape is formed on the side surface of the body, a ring of a shape and size that fits snugly around the protrusion is made on the mounting frame, and this ring is inserted around the protrusion of the body. It is also possible to make it lock.

The mounting frame 1 is mounted, for example, to construction materials such as walls, floors, ceilings, etc. directly or via a wiring box or the like.

[Effect]

When installing information wiring equipment and power wiring equipment in the same mounting frame or adjacent mounting frames,
If the insulating separator 37 integrally molded on the back side of the body is interposed between two types of wiring such as the low-power wiring and the low-voltage wiring, it is possible to prevent these wirings from coming into contact with each other.

〔Example〕

FIG. 1 shows a first embodiment of this invention. As shown in FIG. 1, this information wiring device has three modules, and has the following structure in addition to the above-mentioned structure.

The body 3a has a square frame-shaped portion that is large enough to cover almost the entire opening 11 of the mounting frame 1. 2 used for locking the body 3a with the mounting frame 1
An insulating separator 37 extending from one of the two side surfaces to the back side is integrally formed. This insulating separator 37 has a groove 38 extending in a direction perpendicular to its height direction, making it easy to adjust the height. A bearing portion 34 is integrally provided on the upper surface of one short side of the frame portion. This bearing part 34 has an inverted U-shape, and a protrusion part 39 is provided on a part of the inside. Cuts 34a, 34a are formed on both sides of the lower end of the bearing portion 34 on the opening 33 side.
A door stopper claw 31 is integrally formed at the center of the upper surface of the other short side of the body 3a.
This door stopper claw 31 keeps the door 20a in a closed state by being caught by a hook claw (not shown) of the door 20a when the door 20a closes the opening 33. By removing the claw from the door stopper claw 31, the door 20a can be opened with one touch. If the door stop is formed as a small piece such as a claw by integral molding on the body, the area occupied by the door stop can be small, and the area occupied by the information connector can be enlarged. Also, there is no need to increase the number of parts.

The mounting plate 5 is made of a metal plate and has a platform-like shape in which the middle part is higher than both sides. Attachment screw insertion holes 51 are formed at the corners of both sides. In the center of the raised middle part, there is a trapezoidal inset hole 5.
a is provided, and connector mounting screw holes 55 are provided on both sides thereof. A tension fixing screw hole 52 and a terminal screw hole 53 are provided on one of both sides. Tension fixing screw hole 5
2 has a screw for fixing a tension stopper, and a terminal screw 70 is screwed into the terminal screw hole 53, respectively. The mounting plate 5 is attached to the body 3
The information connector 40 is inserted into the inside from the back side of the information connector 40 so that the connecting portion 45 of the information connector 40 is exposed from the opening 33. To attach the mounting plate 5 to the body 3a, for example, insert the threaded portion of the tatsupin screw 8 through the mounting screw insertion hole 51, and then attach the mounting plate 5 to the body 3a.
This is done by screwing into a screw hole (not shown) drilled on the back side of a. Metal mounting plate 5
can also serve as a ground terminal, helping to prevent external noise.

The information connector 40 is a D-sub 15-pin multi-core cable connector. Rounded trapezoidal connection part 45 and connection part on the back side (not shown)
A flange portion 46 is provided between the two. Fit the connection part on the back side into the fitting hole 5a of the mounting plate 5 up to the flange part 46. By passing the sliding post 42 through which the washer 43 and spring washer 44 have been inserted in this order through the screw insertion hole 41 of the flange portion 46 and the connector mounting screw hole 55, and screwing in a nut (not shown) from the back side. It is fixed to the mounting plate 5. Furthermore, one ends of tension-stopping metal fittings 71, 72 are engaged with the engagement protrusions 54, 54 on the back surface of the mounting plate 5, in order to prevent tension from being applied to the connection portions of information wiring such as cables. At the same time, insert a pan head machine screw (pan head machine screw) 73 or the like into the screw insertion holes 71a and 72a at the other end,
It is designed to be screwed into a tension stop screw hole 52 of the mounting plate 5 and tightened. The pan head machine screw 73 may be passed through the fastener 74 between the metal fittings 71 and 72.

The door 20a has an elongated square box shape and is shaped and sized to cover the opening 33 of the body 3a. Pivot stops 2b, 2b are formed on both sides of one end of the door 20a. Shaft stop part 2b,
2b is provided with shaft holes 2c, 2c, respectively. The two coil parts 9b, 9b of the double torsion type coil spring 9 are inserted into the inside of the bearing part 34 from both sides and are locked to the protruding part 39, and the middle arm 9a of the coil spring 9 is inserted into the inside of the bearing part 34 from both sides. The coil spring 9 is held by the bearing portion 34 by being locked to the lower end on the side of the opening 33 . This coil spring 9 is formed by connecting the ends of two coil parts 9b, 9b wound in different ways with an intermediate arm 9a. This coil spring is not limited to a double torsion type, and the two coil parts may be separate bodies, but a double torsion type is preferred because it is easier to assemble. Shaft hole 35 of bearing portion 34 into which coil spring 9 is inserted
Then, align the shaft holes 2c, 2c of the door 20a from both sides, and insert the shaft hole 2c, the coil part 9b of the coil spring, the shaft hole 35, the coil part 9b of the coil spring, and the shaft hole 2c.
By passing a shaft 60 through the door 20a, the door 20a can be rotatably attached to the body 3a.

By forming a knurl or the like on one end of this shaft 60, the shaft 60 can be press-fitted and held only in the shaft hole 2c on one side of the door 20a. The door 20a is always opened when the door 20a is in the closed state because the arms 9c, 9c at both ends of the coil spring 9 are abutted and locked in locking grooves (not shown) formed on the inner surface of the door 20a. It is designed to receive force in the direction. However, the means for opening and closing the door is not limited to the hinge structure using such a shaft. For example, a structure that utilizes bending of a flexible portion, a structure that opens and closes in a sliding manner, etc. may be used. However, the hinge structure as shown in this example is easy to mold, allows the hinge to be made smaller, and has excellent strength.
Moreover, it is preferable because it is easy to assemble. door 2
A hooking pawl (not shown) is formed on the inside of the side surface opposite to the side where the shaft stopper 2b is formed, and the hooking pawl (not shown) is hooked with the door stopper pawl 31 of the body 3a. This keeps the door 20a closed.

FIG. 2 shows a body 3 used in the second embodiment.
represents b. This body 3b is completely the same as the body 3a of the first embodiment except that the side surface on which the insulating separator 37 is integrally molded is the opposite side, and is used in place of the body 3a.

FIG. 3 shows a body 3 used in the third embodiment.
represents c. This body 3c is completely the same as the body 3a of the first embodiment except that an insulating separator 37 is similarly integrally molded on the opposite side, and is used in place of the body 3a.

FIG. 4 shows a fourth embodiment. As shown in Figure 4, this information wiring device is also a three-piece module, and is the same as the first embodiment except that the information wiring device, the height of the insulating separator, and the shape of the mounting plate are different. It is.

In this embodiment, the information connector 4 uses an F-type connector for coaxial cables. This information connector 4 is connected to the body 30 via a mounting plate 50.
attached to a. This information connector 4 is made of metal, for example, and has a connecting portion 4a.
A flange portion 4c is provided between the male screw portion 4b and the male screw portion 4b. A male thread for connection with a plug is provided on the circumferential surface of the connecting portion 4a. Male thread part 4
b has a chamfered portion 4d formed at at least one location in the circumferential direction so as not to rotate with respect to the mounting plate 50. In this information connector 4, the male threaded portion 4b is on the front side (the other side in the vertical direction in FIG. 4).
The washer 6 is inserted into the fitting hole 50a of the mounting plate 50 up to the flange portion 4c, the washer 6 is fitted into the male threaded portion 4b from the back side (vertical front side in FIG. 4), and the nut 7 is screwed. It is fixed to the mounting plate 50. For example, an F-type plug provided at the tip of the coaxial cable is screwed and fixed into the male threaded portion 4b, and electrically connected.

The mounting plate 50 is made of a metal plate, and has a platform-like shape with a middle part lower than both ends, and steps lower than the middle part are provided at the four corners. Attachment screw insertion holes 51 are formed in the four corner steps. In the center of the lowered middle part, there is a male threaded part 4b of the information connector 4.
A fitting hole 50a, which is slightly larger than the cross-sectional shape, is formed along the cross-sectional shape. By fitting the threaded portion 4b into the fitting hole 50a, rotation of the information connector 4 is prevented. The mounting plate 50 is inserted into the body 30a from the back side and is mounted in the same manner as in the first embodiment. The metal mounting plate 50 can also serve as a ground terminal, and is useful for preventing external noise.

FIG. 5 shows a body 3 used in the fifth embodiment.
Represents 0b. This body 30b is different from the insulating separator 3 in the body 30a of the fourth embodiment.
The body 30 is completely the same except that the side where 7 is integrally molded is the opposite side.
Used in place of a.

FIG. 6 shows the body 3 used in the sixth embodiment.
Represents 0c. This body 30c is different from the insulating separator 3 in the body 30a of the fourth embodiment.
They are completely the same except that 7 is also integrally molded on the opposite side, and is used in place of the body 30a.

FIG. 7 shows a seventh embodiment. As shown in FIG. 7, this information wiring device is a single module, and includes a body 3, an information connector 4, and a door 2.

A door leg insertion hole 32 is formed on the upper surface of one side of the frame-shaped portion of the body 3. This insertion hole 32
The vertical and horizontal lengths are the thickness of the door leg 20 and 2, respectively.
It is formed as a square hole approximately equal to the width between the outer sides of the two door legs 20, 20. A door stopper claw 31 is formed at the center of the upper surface of the body 3 on the side opposite to the frame-shaped portion, as in the first embodiment, and has the same function as that in the first embodiment. Further, on both sides of the frame-shaped portion, there are provided shelf-like portions which are lowered one step further, as in the first embodiment, and at the tips of these portions, a pair of claws 30, 30 are attached. They are formed in pairs.

The mounting plate 5' is made of a metal plate, and has a platform-like shape with a middle part higher than both sides. Attachment screw insertion holes 51 are formed at both corners of both sides. A fitting hole 50a similar to the fourth embodiment is formed in the center of the intermediate portion. The information connector 4 is attached to this attachment plate 5' as in the fourth embodiment. The mounting plate 5' is attached to the body 3 in the same manner as in the fourth embodiment. The metal mounting plate 5' can also serve as a ground terminal and is useful for preventing external noise.

As can be seen in Figures 16a and b, the door 2 is
It has a rectangular box shape with an upper base surface, side surfaces fixed to the upper base surface, and side surfaces that are tiltable relative to the upper base surface, and has a shape that covers the opening 33 of the body 3. It's the size. The side surface 25, which can be raised and folded, is originally formed to continue straight from the upper bottom surface. Figure 16a
As shown in FIGS. and b, the boundary portion 21 between the upper bottom surface and the side surface 25 that can be raised and folded is made thinner and bent, so that the door 2 can be freely rotated and the door 2 can be rotated freely. When it is closed, it always receives force in the direction of opening. door 2
is attached to the body 3 with its opening surface aligned with the opening 33 of the body 3.

As can be seen in FIGS. 16a and 16b, the side surface 25 that can be raised and folded has two legs 20 at the tip thereof separated by an appropriate distance.
These leg portions 20 are provided with a wide portion 23 in the shape of a tapered arrow at the distal end thereof. When this wide part 23 is placed against the door leg insertion hole 32 of the body 3 and pushed in, the tapered wide part 23 is bent from both sides toward the center, becoming the same width as the insertion hole 32, and is inserted into the insertion hole 23. Fits in. When the wide portion 23 is pushed further and passes through the insertion hole 32, the bent portion returns to its original state, and the wide portion 23 hits the edge of the insertion hole 32 and does not come out. In this way, the door 2 is rotatably fixed to the body 3. Boundary part 21
If you close the door by folding it, the door 2 will always receive force in the direction of opening (direction of arrow A).

As shown in Figs. 16a and 16b, the door 2 has a side wall 25 on the inside opposite to the side wall 25 that can be raised and lowered.
A hook claw 22 is formed to hook with the door stop claw 31. The tip of the door stop claw 31 has a convex portion protruding outward, and the tip of the hook claw 22 has a convex portion protruding inward. The door stop claw 31 and the hook claw 22 hook with each other at the convex portion, so that the door 2 can be kept closed. Moreover, at this time, the door 2 is always subjected to a force in the opening direction. It is not necessary for the hook claw to hook with the door stop claw, but for example, a step portion may be used.

FIG. 8 shows a body 3' used in the eighth embodiment. This body 3' is exactly the same as the body 3 of the seventh embodiment except that the side surface on which one insulating separator 37 is molded is the opposite side, and is used instead of the body 3. It will be done.

FIG. 9 shows a body 3'' used in the ninth embodiment. This body 3'' has an insulating separator 37 integrally molded on the opposite side of the body 3 of the seventh embodiment. It is exactly the same except for the fact that it is used in place of body 3.

FIG. 10 shows a tenth embodiment.
As shown in Figure 10, this information wiring equipment is
This is an individual module, and is the same as that of the first embodiment except that the lengths of the body 3d, door 20, and mounting plate 57a are shorter.

FIG. 11 shows a body 3e used in the eleventh embodiment. This body 3e is completely the same as the body 3d of the tenth embodiment except that the side surface on which the insulating separator 37 is integrally molded is the opposite side, and is used instead of the body 3d.

FIG. 12 shows a body 3f used in the twelfth embodiment. This body 3f is completely the same as the body 3d of the tenth embodiment except that an insulating separator 37 is similarly integrally molded on the opposite side, and is used in place of the body 3d.

FIG. 13 shows a thirteenth embodiment.
As shown in Figure 13, this information wiring equipment is also
The information connector 4 is the same as the fourth embodiment, except that the length of the mounting plate 58a and the height of the insulating separator 37 are shorter.
It is the same as that of the embodiment.

FIG. 14 shows a body 3h used in the fourteenth embodiment. This body 3h is completely the same as the body 3g of the thirteenth embodiment except that the side surface on which the insulating separator 37 is integrally molded is the opposite side, and is used in place of the body 3g.

FIG. 15 shows a body 3i used in the fifteenth embodiment. This body 3i is completely the same as the body 3g of the thirteenth embodiment except that an insulating separator 37 is similarly integrally molded on the opposite side surface, and is used in place of the body 3g.

If the information wiring device is a two-piece module, even large information connectors such as multi-core cable connectors (D-sub 15-pin type, D-sub 25-pin type, etc.) can be attached. Moreover, it can be mounted together with other single module connectors (informational or otherwise) in one mounting frame.

If the information wiring equipment is 3 modules, 2
An information connector larger than the individual module can be attached.

[Effect of idea]

As seen above, the information wiring device according to this invention has an information connector attached to the body, and an insulating separator is integrally provided on the back side of the body. This eliminates the need to prepare an insulating separator as a separate part during construction, resulting in labor savings during construction.

[Brief explanation of the drawing]

FIG. 1 is an exploded perspective view showing the first embodiment;
2 is a perspective view of a body used in the second embodiment, FIG. 3 is a perspective view of a body used in the third embodiment, and FIG. 4 is an exploded perspective view showing the fourth embodiment. 5 is a perspective view of a body used in the fifth embodiment, FIG. 6 is a perspective view of a body used in the sixth embodiment, FIG. 7 is an exploded perspective view showing the seventh embodiment, and FIG. The figure is a perspective view of a body used in the eighth embodiment, FIG. 9 is a perspective view of a body used in the ninth embodiment, FIG. 10 is an exploded perspective view showing the tenth embodiment, and FIG. 11 12 is a perspective view of the body used in the 11th embodiment, FIG. 12 is a perspective view of the body used in the 12th embodiment, and FIG.
Figure 14 is an exploded perspective view showing the 13th embodiment.
Perspective view of the body used in the 14th embodiment, No. 15
The figure is a perspective view of the body used in the 15th embodiment.
FIGS. 16a and 16b are partial sectional views showing the door mounting structure of the seventh to ninth embodiments. 3, 3', 3'', 3a, 3b, 3c, 3d, 3
e, 3f, 3g, 3h, 3i, 30a, 30b,
30c...Body, 4,40...Information connector,
33...Opening, 37...Insulating separator, 38
...Groove for height adjustment.

Claims (1)

[Claims for Utility Model Registration] (1) A body that can be attached to a standard product mounting frame via a locking structure,
This information wiring device has an information connector attached to the body and an insulating separator integrally formed on the back side of the body. (2) A utility model registration request in which the insulating separator has one or more rows of grooves extending in a direction perpendicular to its height, and the height is adjusted by removing the tip end from the desired groove. range of
Information wiring equipment described in (1).