JPH0750389Y2 - Anchor device for movable structure - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to an anchor device that locks the movement of a huge movable structure provided on, for example, a large outdoor cargo handling device or a ceiling opening / closing dome while it is stopped. Regarding

[Conventional technology]

An anchor device is provided for each of a plurality of trucks that support a heavy structure and travel on rails to prevent the trucks from moving during a stop due to an earthquake or a typhoon. While the vehicle is stopped, the anchors of the anchor devices provided on the respective trucks are inserted into the anchor holes of the fixing member fixed to the rail side to stop the movement of the trucks at a plurality of points.

[Problems to be solved by the device]

However, when the structure to be mounted on the trolley is huge, the spacing between the anchors of a large number of trolleys arranged on the rail at a predetermined interval is an anchor of the fixing member on the rail side due to dimensional accuracy problems. Often the anchors do not fit into the anchor holes because they do not match the hole spacing.

For this reason, conventionally, the position of each anchor is inserted into the anchor hole by manually adjusting the position of each anchor, which causes a problem of poor workability.

The present invention has been made in view of the above points, and the positions of the anchor holes of the fixing member fixed to the rail side and the anchors provided on each trolley are automatically matched to surely secure the trolley in a short time. It is an object of the present invention to provide an anchor device for a movable structure that can be locked to a rail.

[Means for Solving the Problems]

In order to achieve the above object, the present invention is a movable structure having anchors provided on a plurality of carriages on which a structure is placed and traveling on rails, and which is connected to a fixing member provided on the rail side when stopped. In the object anchor device, the carriage is provided with a moving body which is moved in a traveling direction by a first driving means, and the moving body is moved up and down by a second driving means, and the fixing of the moving body. A detection means for detecting a position with respect to the member, and when the detection means detects that the moving body has reached a predetermined position, the movement by the first drive means is stopped, and the second drive The anchor is lowered by starting the operation of the means, and is connected to the fixing member. Further, the detecting means is a light-emitting element provided on a side surface of the moving body, and the anchor is an anchor of the fixing member. And a light-receiving element fixed to the base at a position facing the light-emitting element when the position of the hole coincides with the light-receiving element, and the two elements detect that the moving body has reached a predetermined position. There is.

[Action]

According to the above configuration of the present invention, when the structure mounted on the truck reaches a predetermined position, the operation of the first drive means starts, and the moving body moves in the traveling direction on the truck. When the detecting means provided on the moving body detects that the anchor has reached the position where it can be connected to the fixing member, the operation of the first driving means is immediately stopped, and the moving body is also stopped. In this state, the anchor can be connected to the fixing member, and then the anchor is lowered by the second driving means,
The anchor is connected to the fixing member, and movement of each carriage is locked.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

1 to 6 show an embodiment of the present invention. As shown in FIG. 5 and FIG. 6, a case will be described in which the structure 1 having an inverted U-shaped cross section is movably provided on the pair of rails 3 provided on the base 2.

A plurality of pairs of carriages 5 each having two wheels 4 are movably provided on the rails 3, and one structure 1 is mounted and fixed on the carriages 5.

A movable body 6 having a rectangular cross section is slidably fitted to the outer periphery of one end of a frame 5a formed in a frame shape of the carriage 5, as shown in FIGS. The upper and lower sides of 6 project outward and are provided with extended portions 6a and 6b.

Further, rod-shaped anchors 7a and 7b are respectively supported by the two left and right extending portions 6a and 6b so as to be vertically movable.
When the a and 7b descend at a predetermined position, they can be fitted into the anchor holes 9a and 9b of the pair of fixing members 8a and 8b provided on the base 2.

A pair of L-shaped levers 12 and a cylinder 13 are rotatably supported on the upper part of the moving body 6 via brackets 10 and 11, respectively, and a tip of a rod 14 of the cylinder 13 and one end of the lever 12 rotate. It is movably connected. An upper end of the anchor 7 is rotatably connected to the other end of the lever 12 via an arm 15. The lever 12 and the cylinder 13 constitute a second drive means, and the operation of the cylinder 13 causes the lever 12 to rotate and the anchor 7 to move up and down.

On the other hand, as shown in FIG.
A geared motor 16 that is a driving means of the geared motor 16 is provided, and a screw 17 is concentrically connected to an output shaft of the geared motor 16 through a shaft joint 18 in parallel to the traveling direction of the carriage 5. The screw 17 is rotatably supported by the carriage 5 via a pair of bearings 19, and the inner diameter screw of the moving block 20 is screwed between the bearings 19.

Arms 21 are provided on both sides of the moving block 20 so as to project in a direction perpendicular to the axial direction, and the arms 21 project outward through elliptical holes 5b formed in both side walls of the bogie frame 5a. The protruding end of the arm 21 is fixed to both side surfaces of the moving body 6.

Further, a light emitting element 22 is provided on the side surface of the moving body 6, and in a state where the anchor 7 is aligned with the position of the anchor hole 9 of the fixing member 8, a position facing the light emitting element 22 is provided.
A light receiving element 24 fixed to the base 2 via a bracket 23 is provided. Then, the moving body 6 is formed by the two elements 22 and 24.
Is configured to detect that has reached a predetermined position.

Next, the operation of this embodiment will be described with reference to FIGS. 7 and 8.

In step 31 of the flow chart shown in FIG. 8, the structure 1
Moves with the carriage 5. Then in step 32,
When the limit switch or the like detects that the structure 1 has reached a predetermined position, the traveling wheels 4 of the carriage 5 are stopped all at once in step 33. At this time, if the structure 1 has not reached the predetermined position, the process returns to step 31 to continue the movement.

Next, in step 34, the rotation of the key motor 16 which is the first driving means is started, and the screw 17 and the moving block are moved.
The moving body 6 is moved in the traveling direction via the arm 20 and the arm 21. Then, in step 35, it is detected whether or not the light emitted from the light emitting element 22 reaches the light receiving element 24. If it has not arrived, the process returns to step 34 and the movement of the moving body 6 is continued. When it is detected that the moving body 6 has reached a predetermined position by the detecting means including the light emitting element 22 and the light emitting element 24, the rotation of the geared motor 16 is stopped in step 36, and the moving body 6 is stopped.
Stop moving.

Next, in step 37, the cylinder 13 which is the second driving means is operated to lower the anchor 7 and fit it into the anchor hole 9 of the fixing member 8. This state is shown in FIG.

The above steps 34 to 37 are simultaneously performed in parallel for each carriage 5. When the anchors 7 are fitted into the anchor holes 9 of the fixing member 8 facing each other, the carriage 5
And the movement of the structure 1 is surely stopped.

When the stopped trucks 5 are to be run again, the cylinders 13 are simultaneously operated to move the anchors 7 as shown in FIG.
May be removed from the anchor hole 9 of the fixing member 8.

According to this embodiment, the carriage 5 on which the heavy structure 1 is mounted and fixed can be automatically connected to the fixing member 8 of the base 2 by the anchor 7, and is moved by an external force such as a typhoon or an earthquake. There is no such thing. Therefore, the safety can be secured without requiring the labor of the operator.

The structure of each part shown in the above embodiment is not limited to these. For example, a light emitting element that is a position detecting means
22 may be provided on the bracket 23, and the light receiving element 24 may be provided on the moving body 5.

Further, the first drive means may use a cylinder instead of the screw 17 rotated by the geared motor 16.

Furthermore, the second drive means may also use a cylinder to push up the anchor 7 directly, and the shape of the anchor 7 is not limited to a rod shape, and may be a rail clamp system in which the rail 3 is sandwiched.

[Effect of device]

According to the present invention described above, the moving body provided with the vertically movable anchor is stopped at the predetermined position by the position detecting means, so that the carriage on which a heavy structure is mounted and fixed is automatically mounted. Since it can be connected to the fixing member of the pedestal by an anchor and does not move due to an external force such as a typhoon or an earthquake, it is possible to secure safety without requiring labor of an operator.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of the present invention, and FIG. 2 is a first view.
FIG. 3 is a sectional view taken along the line BB in FIG. 3, FIG. 4 is a front view showing the same first driving means, and FIG. Front view, FIG. 6 is a side view of the same, FIG. 7 is a front view for explaining the operation of the present embodiment,
FIG. 8 is the same flowchart. 1 ... Structure, 3 ... Rail, 5 ... Truck, 6 ... Moving body, 7 ... Anchor, 8 ... Fixing member, 12 ... L-shaped lever, 13 ... Cylinder (second driving means) ), 14 ... Rod, 16 ... Geared motor (first drive means), 17 ... Screw, 21 ... Arm, 22, 24 ... Light emitting / receiving element (position detecting means).

Claims (2)

[Scope of utility model registration request] 1. An anchor device for a movable structure, comprising an anchor that is provided on a plurality of trolleys on which a structure is placed and travels on a rail, and that is connected to a fixing member provided on the rail side when stopped. A movable body that is moved in the traveling direction by the first drive means is provided on the trolley, and the anchor that is driven to move up and down by the second drive means and the position of the movable body with respect to the fixing member are detected. A detection means is provided, and when the detection means detects that the moving body has reached a predetermined position, the movement by the first drive means is stopped and the operation of the second drive means is started. An anchor device for a movable structure, characterized in that the anchor is lowered to be connected to the fixed member. 2. The detecting means is a light emitting element provided on a side surface of the moving body, and a light receiving element fixed to the base at a position facing the light emitting element when the anchor matches the position of the anchor hole of the fixing member. The anchor device for a movable structure according to claim 1, wherein the anchor device detects the arrival of the movable body at a predetermined position by the both elements.