JP3295635B2 - Wiring and piping receiving device and wiring and piping receiving bracket - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring material such as a communication cable or a power cable, or a piping material such as a conduit, a hot water pipe for heat exchange, a water supply / drainage hot water pipe, a gas pipe, and a protection pipe for protecting these. The present invention relates to a wiring and piping receiving device such as a rack and a ladder to be laid and a metal fitting for the wiring and piping receiving.

[0002]

2. Description of the Related Art Hitherto, wiring and piping receivers for forming a long laying path such as a cable ladder have been connected to each other through connecting metal fittings, and have been suspended from hanging bolts suspended from a ceiling or the like. What is arranged in a state is common. Conventionally, as a connecting device of such a receiving device, as shown in FIG. 14, a metal plate 50 formed in a plate shape having a mounting hole for a bolt is arranged so as to straddle a connecting portion of the receiving devices 60, The bolt insertion hole and the mounting hole provided on the outer wall of the receiving member 60 are aligned with each other, the bolt 70 is passed through, the nut is attached to the bolt 70 from the opposite side of the metal fitting 50 across the outer wall,
A structure for tightening this is known.

[0003]

However, in such a conventional connecting device, it is necessary to provide a bolt insertion hole corresponding to the mounting hole of the metal fitting in the receiving tool, and the work for mounting the metal fitting to the receiving tool is required. Is troublesome. In other words, when connecting the receivers, it is necessary to align the bolt insertion hole provided on the outer wall of the receiver with the mounting hole of the bracket, and furthermore, the work of mounting the nut in a narrow place inside the receiver is required. There was a problem of being forced.

[0004] Further, in the case of the conventional coupling device, since the structure is such that the bolt is tightened from the side of the receiving member, if a cable or the like is laid on the receiving member and the weight is heavy, the bolt insertion hole and the bolt are loose. As a result, there is a problem that the connecting portion is easily bent as shown in FIG.

SUMMARY OF THE INVENTION The present invention has been made in view of such circumstances, and an object of the present invention is to make it possible to easily perform a fitting operation of a bracket when connecting the brackets, for example. It can be connected securely without rattling, and when installing the bracket, the mounting work of the bracket can be easily performed, and the bracket is fixed to the bolts installed from the ceiling etc. An object of the present invention is to provide a wiring / pipe receiving device and a fitting for the wiring / pipe receiving device which can be installed at a predetermined position with good workability.

[0006]

Means for Solving the Problems As means for solving the above-mentioned problems, the invention according to claim 1 is characterized in that a receiving member provided with an engaging portion which is continuous in a longitudinal direction on an outer wall; An engaging portion to be locked from the side, and the engaging portion to the locking portion
The tip abuts against the outer wall of the receiver to press and engage
And a fitting provided with a screw hole into which a screw to be screwed is inserted, and a protruding piece provided with an insertion hole through which a bolt is inserted. I have.

According to a second aspect of the present invention, there is provided a metal fitting which is attached from the side of a wiring / pipe receiving member, and wherein the metal fitting is provided on an outer wall of the receiving member in a longitudinally continuous manner in a locking portion. And a locking portion locked from above, and pressing the engaging portion against the locking portion.
A screw hole into which a screw whose leading end is in contact with the outer wall of the receiving member for engagement with the receiving member, and a projection provided with an insertion hole through which a bolt is inserted. The feature is "a metal fitting for a wiring and piping receiver".

[0008]

In the device and the metal fitting according to the present invention, the engaging part of the metal fitting can be attached to the locking part provided on the outer wall of the receiving part by a simple operation of engaging from the outside of the receiving part. ,
By simply screwing the screw into the screw hole provided in the bracket and tightening it so that it protrudes against the outer wall of the receiver, the receivers can be easily connected to each other, preventing bending of the connection point of the receiver. can do. In addition, by inserting and fixing a bolt installed from a ceiling or the like into an insertion hole provided in the projection of the metal fitting, the receiving tool can be installed at a predetermined position with good workability.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the drawings. The coupling device shown in FIGS. 1 and 2 is of a ladder type in which the receiving member 20 is assembled with the main girder 20a and the child girder 20b, and is opened downward in the longitudinal direction outside the main girder 20a. Hook-shaped locking part 21
Are formed in a plurality of stages. On the other hand, the bracket 10 is
A screw 30 that has an engaging portion 11 that engages with the engaging portion 21 corresponding to the engaging portion 21, and a screw 30 that causes the engaging member 11 to be engaged with the engaging portion 21 and that projects the receiving member 20. A hole 12 is provided. In this example, by fitting the metal fitting 10 from below the master girder 20 a of the receiving tool 20, the engaging portion 11 formed to protrude from the upper end and the side surface of the metal fitting 10 is attached to the locking portion 21 of the receiving tool 20. It can be engaged.

As shown in FIG. 2, the screw hole 12 is formed so as to be inclined downward, and a screw 30 is screwed obliquely from above so that the tip of the screw hole 12 can be protruded from the receiving member 20. The engagement between the locking portion 21 and the engaging portion 11 is restricted in two directions, that is, an upward direction and a lateral direction (see FIG. 2). The screw hole 12 is inclined with respect to the direction of engagement between the locking portion 21 and the engaging portion 11. Therefore, the screw 30 is screwed into the screw hole 12, and the tip of the screw 30 is connected to the parent girder of the receiving device 20. 2
0a, the force generated by the reaction is dispersed and acts so as to act on both of the engagements which are restricted in two directions, thereby preventing rattling of the connecting portions of the receiving members 20. At the same time, accurate alignment is performed. Further, in this example, the engagement between the locking portion 21 and the engaging portion 11 is formed so as to be restricted in the vertical direction (the vertical direction in FIG. 2) where the load is applied.
Even when a cable or the like is laid on the vehicle and the weight is increased, the connecting portion does not rattle and bend.

In the above embodiment, the engagement restricted in two directions is not limited to the case where one direction is restricted in the vertical direction. For example, as shown in FIG.
In the case of a connecting device constituted by a metal fitting 10 having a hook-shaped engaging portion 21 opened diagonally downward on the outer wall of the Part 21
The engagement between the and the engaging portion 10 is restricted in two directions, that is, a diagonally upper right direction and a diagonally upper left direction in the figure. In this case, the screw hole 12 is formed in a vertical direction which is a direction inclined with respect to the engagement direction between the locking portion 21 and the engagement portion 10, and when the screw 30 is screwed into the screw hole 12 and stretched. Also, the reaction force by the tension of the screw 30 works so as to act on both of the engagements restricted in the two directions.
Prevention of rattling and accurate positioning are achieved. In this manner, the engagement restricted in two directions may be the case where one direction is restricted in the vertical direction,
Further, it may be regulated in a different direction.

The hook 21 is hook-shaped in order to engage with the engaging portion 11 so as to be restricted in two directions. As long as it is regulated, only the locking portion 21 is not limited to a hook shape. For example, as shown in FIG. 5, the engaging portion 11 may have a hook shape. In short, the locking part 21 or the engaging part 11
If one of them is hook-shaped, they can be engaged so as to be regulated in two directions in the engagement between them.

The engagement between the engaging portion 21 and the engaging portion 11 is not always required to be provided at a plurality of positions. For example, in the example shown in FIG. 2, the engaging portion 21 provided at the lower end of the main girder 20a is provided. The screw 30 can be stretched and the metal fitting 10 can be fixed to the receiving member 20 only by the engagement of the engaging part 11 with the engaging part 11. If two or more engagements are provided, the metal fitting 10 can be more securely fixed to the receiving tool 20.

When two or more engagements are provided, all of the engagements are not limited to those restricted in two directions, and may be a combination of those engaged in one direction. For example, as shown in FIGS. 5 and 6, a coupling device that engages at upper and lower locations is provided, and the engagement between the engaging portion 21 and the engaging portion 11 is restricted in two directions at the upper engaging portion. On the other hand, the lower engaging portion may be restricted in one direction to the left in the drawing. If there is at least one engagement portion that is restricted in two directions, accurate alignment can be performed, and rattling is prevented.

Further, if the screw hole 12 is formed in a direction inclined with respect to the direction of engagement between the locking portion 21 and the engaging portion 11, the screw 30 is screwed from above. Whether it is formed (FIGS. 1, 4, and 6) or formed so as to be screwed from below (FIG. 5),
Further, it may be formed so as to be screwed in from the side.

As shown in FIG. 3, the receiving member 20 of the above embodiment is a chute 2 which is a guide path for guiding a laying tool 40 for laying wiring and piping material above the main girder 20a.
2 are provided in the longitudinal direction. The shooter 22 is provided with a fabric fixture 40 therein by assembling with an opening member 23 of which one side edge is inserted and locked in a mounting groove 25 provided in a lower portion thereof.
Is formed. And the receiving device 20
Is provided with a slit 24 continuous in the longitudinal direction so as to face inward. By removing the opening member 23, an insertion port is formed in the shooter 22, and a cloth fixture 40 is formed in the insertion port.
Is to be inserted. The cloth installation tool 40 has a distal end portion 41 provided with a plate-shaped member 411 passing through the slit 24.
And a rigid rope 42 connected thereto. The connecting rope R is connected to a connecting hole 412 provided in the plate-shaped member 411 as shown in FIG.
The wiring / piping material X can be pulled in and laid.

The guide path guides the installation tool 40 for laying the wiring and piping material X as described above. In connecting the receivers 20, the guide 20 guides the installation tool 40 between the receivers 20. Guideways need to be accurately aligned with each other so that they can be performed smoothly. In this case, as shown in FIG. 1 and FIG.
0 is formed so as to be restricted in two directions, and the screw hole 12 is formed in a direction inclined with respect to the direction of engagement between the locking portion 21 and the engaging portion 11. The main girder 20a, which is the outer wall of the receiving member 20, into which the screw 30 is screwed.
If it is a connecting device that creates an engaged state so that the locking portion 21 and the engaging portion 11 work in two directions when the connecting device is stretched, the accurate alignment is performed even between the guide paths. be able to.

The guide path is not limited to a hollow path as in the above embodiment, but may be a rail path. In this case, the guide path corresponds to the rail path. A fabric fixture that is held and guided along the guide path may be used.

As described above, in the coupling device in which the engagement between the engaging portion 21 and the engaging portion 10 is restricted in two directions, as shown in FIG. 7 or FIG. Of course, the present invention can also be applied to the tool 20. Also, the receiving device 20
The present invention is not limited to the ladder type in which the main girder 20a and the sub-girder 20b are combined, and may be a rack type in which a steel plate is bent into a U-shape, and the locking part 21 can be provided on the outer wall. Is fine.

Next, FIG. 9 shows another example of the connecting device. This connecting device includes a receiving member 20 provided with a locking portion 21 on an outer wall, and a locking portion 21 of the receiving device 20. Correspondingly, there is an engaging portion 11 which engages with the engaging portion 11, and the engaging portion 11 is
And a fitting 10 having a screw hole 12 into which a screw 30 for projecting the receiving tool 20 is engaged. The engagement between the locking portion 21 and the engaging portion 11 is restricted in the vertical direction. It is formed as follows. Therefore,
In this example, when the screw 30 is screwed into the screw hole 12 from above and stretched, the engaging portion 11 and the locking portion 21 are engaged so as to be regulated in the vertical direction, and the receiving members 20 are separated from each other. It is connected without rattling, and even if a cable or the like is laid on the receiving member 20 and the weight is heavy, it is possible to prevent the connecting portion from being bent.

Note that the vertical direction refers to the load direction and the counter load direction applied to the receiving member 20 itself, including the receiving member 20 itself, and the engagement between the engaging portion 11 and the engaging portion 11 regulated in the vertical direction includes: This includes engagement that is regulated in a direction along the outer wall of the receiving member 20 and that regulates the load direction and the non-load direction of the receiving member 20. The screw hole 12 is a screw hole that can screw a screw 30 that makes the receiving member 20 protrude so that the locking portion 21 and the engaging portion 11 that are regulated in the vertical direction engage with each other. good.

As shown in FIG. 9, the engaging portion 21 and the engaging portion 1
In the connection device in which the engagement with 0 is restricted in the vertical direction, the engaging portion 21 or the engaging portion 10 does not need to be formed in a hook shape, and is simply engaged by protrusions. May be. Further, it is sufficient that at least one engaging portion with the engaging portion 21 or the engaging portion 10 is provided. The receiving device 20 may be provided with a guideway.

The connecting device shown in FIG. 10 and FIG.
A projecting locking portion 21 that projects obliquely downward is formed outside the parent girder 20a of the receiving member 20, and the main girder 20a of the receiving member 20 is formed.
By attaching the metal fitting 10 from the lower side of the
The engaging portion 11 protruding from the upper end and the side surface of the receiving member 20 can be engaged with the engaging portion 21 of the receiving device 20. The metal fitting 10 is formed with a screw hole 12 for screwing a screw 30 that makes the receiving tool 20 protrude in order to engage the engaging part 11 and the locking part 21, obliquely downward.

By using the above-described connecting device, the work of attaching the metal fittings 10 when connecting the receiving tools 20 can be easily performed, and the receiving tools 20 can be connected without rattling. . The connecting device according to the present invention can be connected to the receiving devices 20, but as shown in FIG. 12, a projecting piece 13 projecting to the side of the metal fitting 10 is formed and By providing the insertion holes 14 through which the bolts B are inserted, the bolts B can also be used as hanging fittings. Accordingly, for example, as shown in FIG. 13, the receivers 20 are connected to each other by the metal fittings 10 and are suspended from the ceiling or the like by hanging bolts B which are suspended from the ceiling or the like, so that the receivers 20 are installed at predetermined positions with good workability. Can be.

[0025]

As described above, in the device and the metal fitting according to the present invention, the engaging part of the metal fitting engages with the locking part provided on the outer wall of the receiving fitting from the outside of the receiving fitting. The mounting can be performed by a simple operation, the receiving devices can be easily connected to each other, and the connecting portions of the receiving devices can be prevented from being bent. Also, when installing the receiver,
The mounting work of the metal fittings can be easily performed, and the receiving fittings can be fixed to the bolts installed from the ceiling or the like and can be set at predetermined positions with good workability.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a connecting device.

FIG. 2 is a cross-sectional view of the embodiment shown in FIG. 1 in a connected state.

FIG. 3 is a partial perspective view showing the receiver of the embodiment shown in FIG.

FIG. 4 is a sectional view of a main part showing another embodiment of the connecting device.

FIG. 5 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 6 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 7 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 8 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 9 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 10 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 11 is a sectional view of a main part showing still another embodiment of the connecting device.

FIG. 12 is a sectional view showing an embodiment of a device according to the present invention having a suspension structure.

FIG. 13 is a perspective view showing a use state of the embodiment shown in FIG. 12;

FIG. 14 is a side view showing a conventional connection device.

FIG. 15 is a side view for explaining a use state of a conventional connection device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Metal fitting 11 Engagement part 12 Screw hole 13 Projection piece 14 Insertion hole 20 Receiver 21 Locking part 30 Screw 40 Cloth installation tool

Claims (2)

(57) [Claims] A receiving member provided on an outer wall with a locking portion continuous in a longitudinal direction; an engaging portion locked from the side by the locking portion; and the engaging portion.
The tip is outside the receiver to press and engage the locking part.
A wiring / pipe receiving device, comprising: a fitting provided with a screw hole into which a screw abutting on a wall is screwed, and a projection provided with an insertion hole through which a bolt is inserted. 2. A fitting which is attached from the side of a wiring / pipe receiving member, wherein the engaging portion is provided on an outer wall of the receiving member and is continuously provided in a longitudinal direction. In order to press and engage the engaging portion with the engaging portion, the tip is
A metal fitting for a wiring and piping receiver, comprising: a screw hole into which a screw abutting on an outer wall of the receiver is screwed; and a protruding piece provided with an insertion hole through which a bolt is inserted.