JP3438086B2 - Wiring / pipe material laying vehicle - 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 / piping material or a nominal rope for drawing wiring / piping material in a laying path such as a cable rack, a duct, or a pipe during wiring / piping work inside a station or a building. The present invention relates to a traveling vehicle for laying while towing a vehicle.

[0002]

2. Description of the Related Art Conventionally, wiring and piping materials are laid in a laying path such as a cable rack, so that the vehicle travels by itself rotating along with the laying path by the rotation of its own drive wheel and holding the wiring and piping materials. A car is proposed. For example, the actual exploitation Sho 62-191
The full publication of No. 312 proposes a traveling vehicle equipped with driving wheels that are placed on a side plate of a cable tray to be a laying path and roll. Further, Japanese Utility Model Application Laid-Open No. 2-44821 proposes a traveling vehicle in which a bottom plate of a cable rack serving as a laying path is provided with continuous unevenness in the lengthwise direction, and a drive wheel which meshes with the unevenness is provided.

These conventional traveling vehicles have been devised so as to be able to travel against a large load when the wiring / piping material is pulled in. That is, 62-
No. 191312 published in full text, the upper side plate of the cable tray or the outer surface of the drive wheel is covered with a rubber sheet, or knurled unevenness is provided to contact the upper side plate of the cable tray with the drive wheel. The surface is configured to have a large frictional resistance, and in the one disclosed in Japanese Utility Model Laid-Open No. 2-44821, a bottom plate of a cable rack serving as a laying path is provided with continuous unevenness in the lengthwise direction. It has a drive wheel that meshes with the irregularities.

However, these conventional ones having a structure for enabling traveling against such a load are
For this reason, there is a problem in that it is difficult to manufacture a cable tray or a rack provided with unevenness and the cost is high. In addition, it is difficult to adjust the deviation of the left and right unevenness between the drive wheel and the traveling path in the place where the laying path is curved, and the drive wheel idles, which makes it difficult to transfer wiring and piping materials. There was a problem that the traveling vehicle failed.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to transfer wiring / pipe material when laying the wiring / pipe material in a laying path. It is intended to provide a traveling vehicle that can be reliably performed.

[0006]

[Means for Solving the Problems] As a means for solving the above problems, the invention according to claim 1 of the present application states that "the wiring / piping material or the wiring / piping material is drawn into a laying path such as a cable rack. Wiring for laying while pulling the nominal rope
- a piping material laying vehicle, Sri wherein a connecting portion for connecting the wiring and piping material or call ropes and continuous Rutotomoni longitudinally provided continuously along the laying path
A first engaging portion and a second engaging portion that are alternately engaged and disengaged with a rail having a door, and the first engaging portion and
The second engaging portion is inserted into the slit of the rail,
When the shaft engages with the side edge of the slit due to axial rotation,
Inserts that are alternately converted into a state in which they are allowed to pass through in the lit
Is provided on the rail when the insertion body is in a meshed state.
Engage against each other, and with respect to the rail when in a free state
Configured to be released, to the rail
By expanding and contracting the distance between the first engaging portion and the first engagement portion said a second engagement portion with the engagement and release of the second engagement portion, of the wiring and piping material or referred rope the wiring and piping material laying vehicle, wherein "that was capable of traveling on the rail against a load applied at the time of traction, and its contents.

Further, the invention according to claim 2 is " claim 1
The rail described in is formed in a hollow shape.
The wiring and piping material laying vehicle "to be, have and its contents.

The invention according to claim 3 is that "the first engaging portion is engaged and disengaged by a cam mechanism including a rotary cam and a driven cam that reciprocates in contact with the rotary cam. The second engagement portion is configured to be engaged / disengaged by a link mechanism including a crank and a joint crank that is reciprocally moved in conjunction with the operation of the crank and the crank. said rotary cam and said crank is connected, by a crank of a reciprocating due to the rotation of the rotary cam, and wherein the distance between the first engaging portion and second engaging portion is made is configured to stretch claim 1 or claim to
The wiring / piping material laying traveling vehicle according to item 2 "is the content.

[0009]

With the above structure, the traveling vehicle according to the present invention operates as follows. First, the traveling vehicle according to claim 1 is provided with a first engagement portion and a second engagement portion that are alternately engaged and disengaged with a rail continuously provided along a laying path, and The gap between the first and second engaging portions is configured to expand and contract with the engagement / disengagement of the first and second engaging portions, and the wiring / piping material is pulled. At this time, either the first engaging portion or the second engaging portion is engaged with the rail, so that the wiring / piping material or the nominal rope can be reliably pulled against the load. And can be transferred.

[0010] Then, the insertion is converted into alternating between a state in which the first engagement portion and the second engagement portion is遊通state and the inner slits that meshes with the edge of the continuous slit preparative longitudinally Since the structure is such that the body engages and disengages the rail, the engaged state can be created at an arbitrary position with respect to the rail, and the drive wheel and the traveling path are made to engage with each other to allow traveling. Unlike the conventional traveling vehicle, there is no problem that the meshing adjustment becomes difficult, and the vehicle can be easily traveled even on a curved installation path.

Further, in the traveling vehicle according to claim 2 , wherein the first engaging portion and the second engaging portion engage with the rail formed in a hollow shape, in particular, it is formed in a hollow shape. Rail is wiring
It can also be used as a guideway for a laying tool that is used to draw piping or nominal rope into the laying channel.

In the traveling vehicle according to the third aspect of the invention, the first engaging portion configured to be engaged / disengaged by the cam mechanism and the first engaging portion configured to be engaged / disengaged by the link mechanism. The two engaging portions are linked to each other so that the distance between the two engaging portions expands and contracts, and can be driven by a single drive source, and the traveling vehicle itself can be made compact. It is like this. The vehicle of such a structure, can be run by holding a single track rail to have a continuous slit in the longitudinal direction, and easily made to correspond even to laying path that curves It can be driven.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a traveling vehicle according to the present invention will be described in detail according to the embodiments shown in the drawings.

1 to 10 show an embodiment of a traveling vehicle according to the present invention, FIG. 1 is a front view thereof, and FIG. 2 is FIG.
4 is a sectional view taken along line AA of FIG. 3, FIG. 3 is a sectional view taken along line BB of FIG.
1 is a perspective view of an essential part of the first engaging portion or the second engaging portion, and FIG.
6 is a front view of a main part showing a state where the insertion body is disengaged from the rail slit, FIG. 6 is a front view of a main part showing the engagement state of the insertion body with respect to the rail slit of FIG. 1, and FIGS. It is each front view showing the state one by one.

The traveling vehicle 1 shown in this embodiment is provided with two board members 10 and 20 which are vertically movably attached to each other with a guide rod 30 inserted therethrough, and one board member 10 has a motor. Rotating cam 12 rotated by 11
And a driven cam 13 that reciprocates in contact with the rotating cam 12 is provided. Further, the other board member 20 is provided with a link mechanism including a crank 22 and an articulated crank 23 rotatably attached to each other via a shaft 21, and the rotary cam 12 and the crank are connected to each other. 22 is connected by a pivot pin 31, and the rotation of the rotary cam 12 causes the crank 22 to reciprocate,
The articulated crank 23 is formed to reciprocate, and the substrate members 10 and 20 are configured to expand and contract.

As shown in FIG. 2, the driven cam 13 provided on one of the board members 10 is attached to the board member 10 by the insert 14 penetrating the board member 10.
It is biased by a biasing member (not shown) so that it can always contact the rotating cam 12. The inserter 14 is pivotally attached to the base plate member 10 and fixed to one end of the driven cam 13 so that the inserter 14 reciprocates (rotational angle motion about the inserter 14). Along with this, it is designed to rotate (axial rotation).

Further, the articulated crank 23 provided on the other board member 20 is attached to the board member 20 by an insert 24 that penetrates the board member 20, as shown in FIG. The movement is regulated by a stop pin 25 provided so as to project in the direction.
As with the driven cam 13, the insert 24 is pivotally attached to the board member 20 and fixed to one end of the articulated crank 23, and the reciprocating motion of the articulated crank 23 ( It is configured to rotate (axial rotation) with a rotational angular motion about the insert body 24 as an axis. The insert 24 is attached to the substrate member 20 via a bearing 29 in order to smooth the rotational movement thereof.

The substrate member 10 and the substrate member 20 are, as shown in FIGS. 2 and 3, respectively, horizontal mounting plates 16 and 26.
And frame members 17 and 2 to be assembled with screws 18 and 28
7 is mounted on a hollow rail 50 having slits 51 continuous in the longitudinal direction on one side wall of the cable rack C, which serves as a laying path, and is movably held by each rail. It is like this.

As shown in FIG. 4, the distal end portions 14a, 24a of the insertion member 14 and the insertion member 24 are formed in a substantially rectangular parallelepiped shape having different vertical and horizontal thicknesses, and slits continuous in the longitudinal direction. Hollow rail 5 having 51
0 (FIGS. 2 and 3), the slit 51 has a width in the width direction of the slit 51 in the thin direction (FIG. 5).
It is formed so as to be loosely inserted therein and mesh with the side edge portion of the slit 51 as the inserters 14 and 24 rotate (FIG. 6). The insertion body 14 constitutes a first engagement portion, and the insertion body 24 constitutes a second engagement portion.

The tip ends of the inserts 14 and 24 are railed by the reciprocating motion of the driven cam 13 caused by the rotation of the rotary cam 12 and the reciprocating motion of the articulated crank 23 interlocking with the crank 22. The rail 50 is alternately engaged with and disengaged from the rail 50 by being alternately converted into a state in which the slit 50 of the rail 50 is allowed to communicate with the side edge portion of the slit 51. That is, in FIG. 1, the insertion body 14 corresponds to the reciprocating motion of the driven cam 13 and the distal end is loosely inserted into the slit 51 of the rail 50 when the driven cam 13 is at the position indicated by the solid line (released). State), and when the driven cam 13 is at the position of the dotted line, the tip is in a state of engaging with the side edge portion of the slit 51 (engagement state), while the inserter 24 is the articulator. Corresponding to the reciprocating motion of the crank 23, when the articulated crank 23 is at the position indicated by the solid line, the tip is in mesh with the side edge portion of the slit 51 (engagement state),
When the articulated crank 23 is at the position indicated by the dotted line, the distal end is configured to be in a state of being loosely inserted into the slit 51 of the rail 50 (released state), and its operating state is shown in FIGS. As shown in.

First, assuming that FIG. 7 is in the initial state, the insertion body 14 forming the first engaging portion is
The tip end is in a state of being loosely inserted into the slit 51 of the rail 50 (released state), and thus the substrate member 10 is in a freely movable state. At this time, the insertion body 24 forming the second engagement portion is in a state where the tip of the insertion body 24 meshes with the side edge portion of the slit 51 (engagement state) from the position of the articulation crank 23, and therefore the substrate member 20 is It is in a fixed state. When the rotary cam 12 is rotated clockwise by driving the motor 11 (FIG. 2) in such a state, as shown in FIG. 8, the tensile force of the crank 23 acts on the articulated crank 23 to fix the substrate member 20. The substrate member 10 is free to move and moves so as to be attracted to the substrate member 20 side by the rotation of the rotary cam 12 connected to the crank 23. When the rotating cam 12 makes a half turn, the driven cam 13 is displaced as shown in FIG.
The inserter 14 is rotated to bring the tip into engagement with the side edge portion of the slit 51 (engagement state), whereby the substrate member 10 is fixed. And the rotating cam 1
By the rotation of 2, the movement of the crank 23 is reversed and the articulated crank 23 is pressed, and accordingly, the articulated crank 23 is displaced until it comes into contact with the stop pin 25, and the insertion body 24 rotates. , The state in which the tip is engaged with the side edge portion of the slit 51 (engaged state) is converted to the state in which the tip is loosely inserted in the slit 51 (released state). And
When the rotary cam 12 further rotates, as shown in FIG. 10, while the substrate member 10 is maintained in a fixed state,
The pressing force of the crank 23 is applied to the articulated crank 23, and the substrate member 20 in the freely movable state moves so as to move forward. After that, the substrate member 20 is rotated by the rotary cam 1.
By the rotation of 2, the crank 23 moves until it is reversed, and as a result, the same state as the initial state shown in FIG. 5 is reached.
After that, the traveling vehicle 1 travels on the rail 50 by repeating the operations shown in FIGS. 7 to 10.

One board member 10 is provided with a plate-shaped projecting piece 40 as a connecting portion for connecting the wiring / piping material or the nominal rope Y on the lower part thereof. This projecting piece 40 has a through hole 4
1 is formed so that a nominal rope Y or a connecting rope fastened to a wiring / pipe material can be inserted into the through hole 41 to be connected. The connecting portion is not limited to the one formed on the plate-shaped projecting piece 40,
Further, the structure is not limited to the form having the through hole 41, and other forms formed by hooks, formed so as to be able to be sandwiched in the form of a clip, or a rod-shaped body or a plate-shaped body can be bundled by a binding band. What is necessary is just to have a structure capable of connecting the wiring / piping material or the nominal rope Y so that the traveling vehicle 1 can pull it. Wiring and piping materials are specifically wiring materials such as communication cables and power cables, or conduit materials such as conduits, hot water pipes for heat exchange, hot and cold water pipes, gas pipes, and protective pipes that protect them. Yes, the nominal rope Y is laid on the laying path prior to laying the wiring / piping material and is used to pull in the wiring / piping material. It is used when it is difficult to pull it in directly, and ropes with a high degree of freedom in bending are used, which are made by twisting natural and chemical fibers together.

In the traveling vehicle 1 of each of the embodiments shown in FIGS. 1 to 10, either the first engaging portion or the second engaging portion is engaged with the rail. Therefore, it is possible to reliably pull and transfer the wiring / piping material or the nominal rope against the load. Then, it is possible to create an engaged state at an arbitrary position with respect to the rail continuously provided along the laying path, and therefore, the conventional method in which the drive wheel and the running path are made to mesh by the unevenness Unlike the traveling vehicle of No. 1, there is no problem that the meshing adjustment becomes difficult, and the vehicle can be easily traveled even on a curved laying road.

As a laying path for laying wiring / piping materials, there are a cable rack, a duct, a pipe, a double ceiling, a side wall, an underfloor, and the like. Such is the laying path rail for running the vehicle 1 is provided continuously, the rail 5 0 cross-section but it may also be a rectangular be circular. Such rails 50 are all continuous with a constant cross section, and can be easily manufactured by extrusion molding and can be supplied at low cost.

The hollow rail 50 having continuous slits 51 in the longitudinal direction is used to draw wiring / piping material or a nominal rope into the laying path, separately from the traveling vehicle 1 described above. It is also used as a guideway for laying equipment, and has already been proposed by the applicant in the previous application (Japanese Patent Laid-Open No. 3-222616, etc.). That is, as shown in FIG.
It is composed of a tip portion 91 provided with a connection hole 911 and a rope 92 made of, for example, FRP and having a rigidity such that the rope 92 can be pushed by itself. 51 through connection hole 91
1 and the wiring / piping material X are connected by a connecting rope R,
By pulling the rope 92, the wiring / piping material X can be drawn into the installation path. Therefore, when such a rail 50 is used, for example, when the installation path extends over a long distance and the installation tool 90 cannot insert the rail 50 into the rail 50, the traveling vehicle 1
It is also possible to efficiently lay wiring and piping materials in the laying path by using together with.

[0026] In the vehicle 1 of the embodiment shown in FIGS. 1 to 1 0, may be those which travel both held in the rails 5 0 single track, or cable racks C In the case of a laying path having equal side walls, it may be constructed so as to be hung on both side walls.
In this case, the rails 5 0 may be formed in the side walls, but may be formed in one side wall, passes over to the other side wall is effective in enhancing the stability of the vehicle 1. Of course,
If the traveling vehicle is held by the rails 50 and 80 of a single track, it is not affected by the width of the cable rack and has high versatility.

[0027]

As described above, in the traveling vehicle according to the present invention, the first engaging portion and the second engaging portion that are alternately engaged and disengaged with the rail continuously provided along the laying path. The first engaging portion is configured so that the interval between the first engaging portion and the second engaging portion expands and contracts with the engagement / disengagement of the first engaging portion and the second engaging portion. Alternatively, either one of the second engaging portions is engaged with the rail, and it is possible to reliably pull and transfer the wiring / piping material or the nominal rope against the load. .

Further, unlike the conventional traveling vehicle that is driven by the meshing of the unevenness between the drive wheel and the traveling path, the problem that the meshing adjustment becomes difficult does not occur.

Furthermore, the first engaging portion and the second engaging portion are longitudinal.
The state in which it engages with the edge of the continuous slit and
Inserts that are alternately converted into a state in which they are allowed to pass through in the lit
It is structured to be engaged and disengaged with the rail by
Therefore, the engagement state is created at any position with respect to the rail.
It is possible to engage the unevenness of the drive wheel and its running path.
Unlike conventional traveling vehicles that were driven by
It does not cause problems such as difficult adjustment.
In addition, make it easy to run on curved installation roads.
You can

The first engaging portion and the second engaging portion are hollow.
The vehicle according to claim 2, which engages with a rail formed on the rail.
In particular, the hollow rails are especially
Used to pull piping material or nominal rope into the laying path
It can also be used as a guideway for installed erection tools.

In addition, the traveling vehicle according to claim 3 has a cam.
First engagement configured to be engaged and disengaged by a mechanism
Is configured to be engaged / disengaged by the link section and the section.
And the second engaging portion are linked to each other so that the space between both engaging portions is extended.
It is configured to contract and is driven by a single drive source.
It is possible to move it and make the traveling vehicle itself compact
be able to. And a slit continuous in the longitudinal direction
Can be held and run on the rails of a single track
And easily adapt to curved installation paths.
Can be run.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of a traveling vehicle according to the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a sectional view taken along line BB of FIG.

FIG. 4 is a perspective view of a main part showing an insertion body that is a first engagement part or a second engagement part.

5 is a front view of relevant parts showing a state where the insertion body is disengaged from the slit of the rail in FIG. 1. FIG.

6 is a front view of the main parts showing the engagement state of the insert with respect to the slit of the rail of FIG.

FIG. 7 is a front view showing one operation state of the embodiment shown in FIG.

FIG. 8 is a front view showing one operating state of the embodiment shown in FIG.

FIG. 9 is a front view showing one operation state of the embodiment shown in FIG.

FIG. 10 is a front view showing one operation state of the embodiment shown in FIG.

11 shows a erection tool guided by the rail shown in FIG .
It is a perspective view.

FIG. 12 is a front view showing one operating state of the embodiment shown in FIG.

FIG. 13 is a front view showing one operating state of the embodiment shown in FIG.

14 is a vertical cross-sectional view showing an example of the rail shown in FIG.

15 is a vertical cross-sectional view showing another example of the rail of FIG.

16 is a cross-sectional view of an essential part showing an example of a gripping means of the rail of FIG. 11.

FIG. 17 is a cross-sectional view of main parts showing another example of the gripping means of the rail of FIG. 11.

18 is a perspective view showing a laying tool guided by the rail shown in FIG. 2. FIG.

[Explanation of symbols]

1 vehicle 10 substrate member 11 motor 12 rotates the cam 13 consecutive clause follower cam 14 through body 20 substrate member 22 the crank 23 crank 24 through 25 stop pin 30 guide rod 40 projecting pieces 41 holes 50 rail 51 slit preparative 9 0 laying tool R Connection rope X Wiring / Piping material Y Nominal rope

Claims (3)

(57) [Claims] 1. A wiring / piping material laying traveling vehicle for laying wiring / piping material or a nominal rope for drawing wiring / piping material into a laying path of a cable rack or the like, the wiring / piping material or call a connection for connecting the rope, Rutotomoni longitudinal direction provided continuously along the laying path
A first engaging portion and a second engaging portion that are alternately engaged with and disengaged from a rail having a continuous slit in the direction, and the first engaging portion and the second engaging portion are the rails. Slippery
It is inserted into the slit and the side edge of the slit is rotated by axial rotation.
Alternate between meshing and free passage in the slit
With an insert that is converted to
When it is engaged with the rail at
Can be configured to be released against the rail comprises, the first engagement portion and the second engagement portion of the engagement-said first engaging portion with the release and second engagement against said rail by expanding and contracting the distance between parts, the wiring and piping material or calls against a load applied at the time of pulling the wiring and piping material laying vehicle, characterized in that to allow traveling on the rail of the rope. 2. The wiring / pipe material laying traveling vehicle according to claim 1 , wherein the rail is formed in a hollow shape. 3. The first engaging portion is configured to be engaged / disengaged by a cam mechanism composed of a rotary cam and a driven cam that reciprocates in contact with the rotary cam, and the second engaging portion is , A crank, and a coupling mechanism that is connected to the crank and reciprocates in conjunction with the operation of the crank to be engaged and disengaged, and the rotary cam and the crank are coupled. Te, the crank of a reciprocating due to the rotation of the rotating cam, the distance between the first engaging portion and second engaging portion is made is configured to stretch
The wiring / piping material laying traveling vehicle according to claim 1 or 2, characterized in that .