JP2003164049A - Device for mounting and dismounting line on wall surface - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a device that is capable of easily and inexpensively mounting lines such as cables and pipes on the wall surface of sewer pipes, etc. <P>SOLUTION: The arrangement is such that, at the edges of both side walls 1a of a given-length mounting device 1 having a form of a reversed-channel, two pieces of doors 1c are provided which are given force by hinges 1b so as to face each other, and to move rotationally solely inside the mounting device 1, the plane surface of the mounting device 1 bears on a flat board 1f via springs 1e, and the mounting device is fixed to the surface of a wall in advance, while the two pieces of doors 1c are biassed by the fitting portion 2a of a tube-to-be-housed 2 so that the tube is press-fitted inside the mounting device 1, with further biassing continued so that the flat board 1f is pressed to remove the tube-to-be-housed 2 from the two pieces of doors 1c allowing the doors 1c to rotate in the direction in which force is directed so as to approximately enclose the aperture, and at the same time, the fitting portion 2a of the tube-to-be-housed 2 is pressed from above by the flat board 1f which is given force downwards by the springs 1e, thereby sandwiching the fitting portion 2a with the flat board 1f and the two pieces of doors 1c so as to fit the tube-to- be-housed 2 inside the mounting device 1. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention provides a device for mounting and removing a filament on a wall surface, by which the filaments such as various cables and pipes can be easily attached to and detached from the wall surface of a pipeline such as a sewer. Is.

[0002]

2. Description of the Related Art At present, under the concept of establishing an information communication network throughout Japan, the upper part or side part of a sewer pipe buried in the whole country (even if it is a side part, there is no risk of sewer flow) ), A plan to lay an optical fiber cable (hereinafter referred to as “optical cable”) is underway.

As a construction method, especially an apparatus and method for laying an optical cable in a small-diameter pipe line that cannot be entered by humans, a tension material such as a wire passed through the inside of a sewerage pipe drawing guide pipe is used. Using the tension of, the construction method of inserting and laying the small-diameter pipe for storing the optical cable (hereinafter referred to as "storage pipe") in which the optical cable is stored in the pull-in guide pipe, installed at regular intervals in the longitudinal direction of the pipeline. A method of fixing the storage tube by the repulsive force of the metal band, a method of pressing and fixing the storage tube with a resin band having a fixing and hardening property, which is attached all around or partially in the pipeline at regular intervals in the longitudinal direction of the pipeline. , In the pipeline,
There is a method of fixing fixtures of the storage pipe with screws or the like at regular intervals in the longitudinal direction of the pipeline.

[0004]

However, in these devices and construction methods, the storage tube is firmly fixed,
It was difficult to remove unnecessary or unusable storage pipes and to add and fix additional storage pipes. Further, the above method has also been a cause of high construction cost.

Therefore, in view of these points, the present invention provides a device for mounting a filament on a wall surface of a sewer pipe or the like, which enables easy and inexpensive installation and removal of a filament such as a cable such as an optical cable and pipes. And a removal tool.

[0006]

According to a first aspect of the present invention, there is provided a mounting body of a substantially reverse channel type having a constant length, and an opening formed by the end edges of the protruding side walls of the mounting body is substantially closed. As described above, two doors that are rotatably only inside the fitting body by hinges and are urged substantially horizontally by springs are provided on both sides of the fitting body. On the plane between the walls, the flat plate is supported by a spring urged downward so that the flat plate can contract freely, and on the wall surface where the filament is laid,
A plurality of the fittings are provided in advance with the substantially flat back face as a back and fixed at regular intervals, and the two doors of the fittings are pressed against the force of the spring by the mounting parts of the linear body and mounted. It is fitted into the main body of the tool and further pressed by the mounting part of the linear body to press and contract the flat plate against the bias of the spring to separate the linear body from the two doors. The door is rotated in the urging direction to return it to a substantially horizontal position to substantially close the opening, and at the same time, the flat plate urged downward by a spring presses the mounting portion of the filament body from above. A fitting device for a linear member on a wall surface is provided in which the linear member is mounted inside the mounting device while sandwiching the mounting site by this flat plate and two doors.

According to a second aspect of the present invention, there is provided a substantially reverse channel type fitting main body having a constant length, and the ends of the fitting main body are formed so as to substantially close the openings formed by the edges of the projecting side walls. Two doors are provided at the edges that can be rotated only inside the fitting body by hinges, and are normally biased substantially horizontally by springs so as to face each other, and a plane sandwiched between both side walls of the fitting body. , A flat plate is supported by a spring urged downward so as to be contractible, and a plurality of the above-mentioned fittings are previously fixed to the wall surface on which the filaments are laid at regular intervals with their substantially flat backs as backs. The two doors of the fitting are pressed against the force of the spring by the mounting part of the strip to be fitted into the main body of the fitting, and further the pressing by the mounting part of the filament is continued to move the flat plate to the spring. From the above two doors, press against the bias and contract The linear body is separated from the linear body by rotating the door in a direction for urging the doors to return to a substantially horizontal position to substantially close the opening, and at the same time, the linear body is urged downward by a spring. The mounting part was pressed from above, and the linear member was mounted in the mounting part with the mounting part sandwiched between this flat plate and two doors.

[0008] In addition, a removal tool which is a channel of a fixed length and which can be fitted into the opening of the fitting body is separately provided, and the removal tool is provided in the opening formed by the edges of the protruding side walls of the removal tool. It is possible to take in the mounting part of the linear body taken in the main body of the wearing tool, and the protruding edges on both sides of the removal tool prevent the two doors of the wearing tool equipped with the linear body from resisting the spring force. And press it to fit the removal tool into the main body of the wearing tool, and continue to press the loading part of the filamentous body inside the removal tool, and in this state, remove the removal tool from the wearing tool. The device for removing the body from the fitting was the fitting and removing device for the linear body on the wall surface.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to the drawings. FIG. 3 shows a pipeline A in a small-diameter sewer that cannot be entered by humans, and a branch pipe B is connected to a part of the upper part of the pipeline, and each inner wall has a storage for storing an optical cable by the device of the present invention. Fitting 1 in which pipes 2 are attached at intervals in the longitudinal direction of the pipeline A and the branch pipe B
Shown in a state where it is supported and laid.

First, the structure of the fitting 1 fixed to the inner wall of the sewer pipe A will be described. As shown in FIG. 4 and FIG. 5, this wearing tool 1 is a substantially reverse channel type of a fixed length, and this wearing tool 1
The hinges 1b are attached to the edges of the protruding side walls 1a on both sides of the main body so as to substantially close the openings formed therein. Doors 1c urged horizontally like
However, when the two doors 1c are closed, the door 1c and the door 1c do not fall so that the supported storage tube 2 does not fall.
A gap 1d having a constant length is provided between c. Further, the flat plate 1f is supported on the plane sandwiched by the both side walls 1a of the wearing tool 1 so as to be contractible by four springs 1e biased downward. Furthermore, the back surface 1g of the wearing tool 1 is
It is provided in a curved shape (not shown) according to the shape of the inner wall surface of the pipeline A to be fixed.

Next, the manner of laying the storage pipe 2 in the sewer pipe A using the mounting tool 1 will be described. First, the mounting tool 1 is fixed to the ceiling or side of the inner wall of the sewer pipe A where the storage pipe 2 is laid at regular intervals with the back surface of the mounting tool 1 as a back with adhesive, screws, magnets, or the like. This fixation is performed by a work robot (not shown) that is movable in the conduit A.

The storage tube 2 is inserted into the conduit A and is located at the bottom of the conduit A after the fixing of the mounting tool 1 is completed. Wearing tool 1 in which the storage tube 2 is fixed to the ceiling of the inner wall of the conduit A
Attach to. The storage tube 2 is also mounted by the work robot. 6 and 7, the mounting site 2a of the storage tube 2 is brought closer by a working hand (not shown) of a thin arm of the working robot, and the two doors 1 of the mounting tool 1 are further moved.
By pressing c against the force of the spring, the mounting portion 2a is fitted into the main body of the mounting tool 1, and further by further pressing the mounting portion 2a, the flat plate 1f is pressed into four springs as shown in FIGS. 8 and 9. 1e is pressed against the urging force and contracted, and the two doors 1c that were in contact with the mounting portion 2a are released, these doors 1c are released, and the spring of the hinge 1b is urged. Rotate it back to the horizontal position where it closes the opening.

After this, the work hand stops pressing the mounting portion 2a, releases the mounting portion 2a, and puts it out of the mounting tool 1 through the gap 1d between the two doors 1c. At this time, since the opening of the mounting tool 1 is almost closed by the two doors 1c, the mounting site 2a of the storage tube 2 does not go out of the mounting tool 1 and at the same time is attached downward by the spring 1e. Energized flat plate 1
The mounting portion 2a is pressed from above by f, and the flat plate 1
1 and the mounting portion 2a is sandwiched between f and the two doors 1c.
And as shown in FIG. 2, it is stably supported in the wearing tool 1. In this way, the storage tubes 2 are sequentially mounted.

Next, the manner in which the attached storage tube 2 is removed this time will be described. First, the removal tool 3 will be described. As shown in FIG. 10, the removal tool 3 is a substantially channel type with a constant length,
It is provided so that it can be fitted into the opening of the main body of the wearing tool 1. The storage tube 2 taken into the main body of the wearing tool 1 in the opening formed by the edges of the protruding side walls 3a on both sides of the removing tool 3.
Is provided so that it can be captured.

Then, as shown in FIGS. 11 and 12, the two doors 1c of the mounting tool 1 mounted with the mounting portion 2a are forced by the spring force by the edges of the side walls 3a protruding on both sides of the removal tool 3. The removal tool 3 is fitted into the main body of the wearing tool 1 by pressing it against, and the flat plate 1f is contracted against the urging force of the spring 1e by continuing to press the flat plate 1f into the opening of the removal tool 3 described above. The mounting portion 2a of the storage tube 2 is taken in, and in this state, the removal tool 3 is separated from the mounting tool 1 and the storage tube 2 is removed from the mounting tool 1 as shown in FIG. In this way, the storage tube 2 is sequentially removed from the fitting. The removal of the storage tube 2 is also performed by a work robot (not shown) that is movable in the conduit A.

In the above embodiment, the work robots perform each work, but these work robots are not an essential requirement of the present invention. Further, the case where the storage tube 2 is attached to the mounting tool 1 fixed to the ceiling portion of the inner wall of the pipeline A has been described. However, when the storage tube 2 is mounted to the mounting tool 1 fixed to the side portion of the inner wall of the pipeline A. Is done in the same way. Also in this case, the mounting portion 2a of the mounted storage tube 2 is sandwiched between the flat plate 1f and the door 1c, and is stably mounted. Further, the back surface 1g of the wearing tool 1 is provided so as to be curved according to the shape of the inner wall surface of the conduit A, but this is not an essential requirement of the present invention.

Further, when the two doors 1c provided at the end edges of both side walls 1a of the main body of the wearing tool 1 are closed, a gap 1d having a constant length is provided.
This is not an essential requirement of the present invention, and the opening of the wearing tool 1 may be completely closed when both doors are closed. In this case, the pressing of the mounting site 2a is performed by pressing the mounting site 2a of the storage tube 2
This is performed by holding both sides in the longitudinal direction of the storage tube 2.

[0018]

According to the first and second aspects of the present invention, the linear body is installed in the mounting tool by the substantially reverse channel type door urged by the spring of the hinge and the flat plate urged by the spring. Since the cord is attached, the filament can be surely attached, the members to be used are not expensive, and the work of laying the filament can be inexpensive. In addition, according to the second aspect of the present invention, if the substantially channel type removal tool is fitted against the force of the spring such as the hinge, the linear body can be easily and surely removed, and the linear body can be removed. Body removal work can be done cheaply.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state in which a storage tube is attached to a mounting tool according to an embodiment of the present invention.

FIG. 2 is a side view showing a state in which a storage tube is mounted on the mounting tool according to the embodiment of the present invention.

FIG. 3 is an explanatory view showing a state in which a storage pipe is laid in a sewer pipeline using the mounting tool of the embodiment of the present invention.

FIG. 4 is a perspective view of a wearing tool according to an embodiment of the present invention.

FIG. 5 is a side view of the wearing tool according to the embodiment of the present invention.

FIG. 6 is an explanatory view showing a state where the storage tube is being brought close to the mounting tool of the embodiment of the present invention and being mounted.

FIG. 7 is a side view showing a state where the storage tube is being brought close to the mounting tool of the embodiment of the present invention and being mounted.

FIG. 8 is an explanatory view showing a state in which a storage tube is fitted into the inner part of the wearing tool of the embodiment of the present invention.

FIG. 9 is a side view showing a state in which a storage tube is fitted in the inner part of the wearing tool of the embodiment of the present invention.

FIG. 10 is a perspective view of the removal tool according to the embodiment of the present invention.

FIG. 11 is a side view showing a state in which a removing tool for removing the storage tube is brought close to a mounting tool to which the storage tube is mounted in the embodiment of the present invention.

FIG. 12 is a side view showing a state in which the removal tool is being fitted into the mounting tool to which the storage tube is mounted in the embodiment of the present invention in order to remove the storage tube.

FIG. 13 is a side view showing a state in which the storage tube is taken into the inside of the removal tool from the mounting tool to which the storage tube is mounted and the removal tool is further separated from the mounting tool in the embodiment of the present invention.

[Explanation of symbols]

1 Wearing tool 1a Side walls 1b protruding from the fitting body 1b Hinge 1c Door 1e Spring 1f Flat plate 1g Rear surface of fitting 2 Storage tube 2a Storage tube mounting site 3 Removal tool 3a Side walls of removal tool protruding

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) H02G 3/30 H02G 9/06 Z 9/06 3/26 E

Claims (2)

[Claims] 1. A substantially reverse channel type fitting main body having a fixed length is provided, and is attached to these edges by hinges so as to substantially close the openings formed by the edges of the protruding side walls. Two doors that are rotatable only inside the tool body and normally biased by springs in a substantially horizontal direction so as to face each other are provided, and the doors are attached downward on the plane sandwiched between the side walls of the tool body. A flat plate is contractibly supported by a biased spring, and a plurality of the above-mentioned fittings are provided in advance on the wall surface on which the linear body is laid, with the substantially flat back face of the back fixed at regular intervals. By pressing the two doors of the fitting against the force of the spring to fit into the body of the fitting, and further pressing by the mounting part of the linear body resists the biasing of the flat plate by the spring. And press it to shrink it and separate the filament from the above two doors. Rotate these doors in the urging direction and return them to a substantially horizontal position to substantially close the opening,
At the same time, the flat plate urged downward by the spring presses the mounting part of the linear body from above, and the flat plate and two doors sandwich the mounting part to mount the linear body in the mounting tool. The feature is the fitting of the striatum on the wall surface. 2. A substantially reverse channel type wearing tool body having a constant length is provided, and is attached to these edges by hinges so that the openings formed by the edges of both side walls of the wearing tool body are substantially closed. Two doors that are rotatable only inside the tool body and normally biased by springs in a substantially horizontal direction so as to face each other are provided, and the doors are attached downward on the plane sandwiched between the side walls of the tool body. A flat plate is contractibly supported by a biased spring, and a plurality of the above-mentioned fittings are previously fixed to the wall surface on which the linear body is laid at regular intervals with the substantially flat back surface as the back. By pressing the two doors of the fitting against the force of the spring to fit into the body of the fitting, and further pressing by the mounting part of the linear body resists the biasing of the flat plate by the spring. And press it to shrink it and separate the filament from the above two doors. Rotate these doors in the urging direction and return them to a substantially horizontal position to substantially close the opening,
At the same time, the flat plate urged downward by a spring presses the mounting part of the linear body from above, and the flat plate and two doors sandwich the mounting part to mount the linear body in the mounting device. In addition, a separate channel-type fixed length, which can be fitted into the opening of the attachment body, is provided separately, and the inside of the attachment body is formed in the opening formed by the edges of the protruding side walls of the removal tool. It makes it possible to take in the mounting part of the linear body taken in, and presses the two doors of the mounting tool on which the linear body is mounted against the force of the spring by the protruding edges on both sides of the removal tool. ,
The removal tool is fitted into the body of the wearing tool, and further pressed to take in the mounting site of the filamentous body inside the removal tool, and in this state, the removing tool is separated from the wearing tool to remove the filamentous body from the wearing tool. A device for attaching and removing a filament on a wall surface, which is characterized by being removed.