JP5619655B2 - A moving device for maintenance in a vertical gate - Google Patents

Description

  The present invention relates to a moving device for maintenance in a vertically openable / closable gate that is provided in a river and adjusts the flow rate of water. The “river” in this specification and the appended claims includes a river, a waterway, a dam, a canal, a lake, a reservoir, and the like.

  Examples of the vertically open / close gate include a slide type such as a slide gate, a roller type such as a Stony gate, and a roller type such as a roller gate. The vertically openable / closable gate is composed of at least a pair of support structures standing on a river, a door structure that can be opened and closed (lifted) in the vertical direction between the pair of support structures, and a door structure. An opening / closing device (elevating device) that opens and closes the door, and adjusts the flow rate of river water by opening and closing the door structure in the vertical direction by the opening / closing device.

  In such a vertically openable / closable gate, it is necessary to prepare a door structure due to deterioration over time. The maintenance of the door structure includes, for example, painting, replacement of watertight rubber, and in the case of a roller gate, etc., oil supply, replacement of a roller, a roller shaft, and a roller bearing.

  Conventionally, there is a vertically openable / closable gate that can be maintained without using a heavy machine such as a crane (for example, Patent Document 1). The conventional up-and-down open / close gate is configured such that the door body is pulled up to the fully open state along the space between the left and right columns, and one of the left and right end portions of the door body is supported rotatably about the vertical direction. However, it can be maintained with the doors in a standing state.

JP 2004-250875 A

  A problem to be solved by the present invention is a vertically openable / closable gate that can move a door structure to and from the door groove of a pair of strut structures without using a heavy machine such as a crane. It is to provide a moving device for maintenance in Japan.

  This invention (invention according to claim 1) includes at least a pair of strut structures standing on a river, and a door structure disposed so as to be openable and closable between a pair of strut structures. An opening / closing device that opens and closes the door structure, and the door support member is provided on the pair of column structures, and the removal door contact member is detachably attached to the left and right sides of the door structure. In a vertically openable / closable gate, whose both ends are housed in a doorway formed by a door stop member and a door release member so that the door can be opened and closed vertically, the door structure is opened and removed. With the door stop member removed, a moving rail that is laid from the door groove to the outside on a pair of column structures, a moving carriage that is movably attached to the moving rail, and on which the door structure is placed, and a moving carriage Attached to and moving mobile trolley Allowed and a movement device for moving and outside from outside Tomizo from Tomizo the door structures, characterized in that.

  According to the present invention (the invention according to claim 2), a guide rail laid in the same direction as the laying direction of the moving rail on the upper part of the pair of support structures, a guide wheel movably attached to the guide rail, and a guide wheel And a guide connecting member that connects the upper end of the door structure.

  This invention (invention according to claim 3) is a fall prevention member provided in the same direction as the laying direction of the moving rail on the upper part of the pair of column structures, and between the fall prevention member and the upper end of the door structure. And a suspension member that moves along the fall-preventing member as the door structure moves.

  According to the first aspect of the present invention (the invention according to claim 1), the moving device for maintenance in the up-and-down opening and closing type gate is a moving rail, a moving carriage, and a moving device. The structure can be moved from the doorway to the outside and from the outside to the doorway. Thus, the maintenance moving device in the up-and-down open / close gate according to the present invention (the invention according to claim 1) moves the door structure from the door groove of the pair of column structures to the outside and from the outside to the door groove. In addition, since there is no need to arrange heavy machinery such as a crane, the door structure can be quickly returned to the door groove of the pair of column structures during maintenance, for example, even if an emergency situation occurs. That is, it is possible to respond quickly in an emergency.

  Moreover, the maintenance moving device in the up-and-down open / close gate according to the present invention (the invention according to claim 1) can perform maintenance after moving the door structure from the door groove of the pair of column structures to the outside. Therefore, compared to the above-described conventional up-and-down open / close gate that maintains one of the left and right ends of the door body rotatably supported by the pillar, the maintenance of the door structure is a pair of strut structures and doors. There is no restriction on the groove and the like can be performed efficiently.

  According to this invention (the invention according to claim 2), the moving device for maintenance in the up-and-down open / close gate is configured such that the door structure is moved outside from the door groove of the pair of column structures by the guide rail, the guide wheel, and the guide connecting member. When moving from the outside to the door groove, the upper part of the door structure can be guided. Thereby, the moving device for maintenance in the up-and-down opening and closing type gate of the present invention (the invention according to claim 2) smoothly moves the door structure from the door groove of the pair of column structures to the outside and from the outside to the door groove. And it can move reliably, preventing a door structure falling.

  According to this invention (the invention according to claim 3), the moving device for maintenance in the up-and-down open / close gate is configured such that the door structure is moved from the door groove of the pair of column structures to the outside and from the outside by the fall prevention member and the suspension member. When moving to the groove, the door structure can be prevented from falling down more reliably, and the work can be performed safely.

FIG. 1 is a schematic vertical sectional view of a vertical opening / closing gate showing an embodiment of a moving device for maintenance in the vertical opening / closing gate according to the present invention (schematic vertical sectional view, arrow I view in FIG. 3, V in FIG. 4). FIG. 6 is a cross-sectional view corresponding to a cross-sectional view taken along line −V and a cross-sectional view corresponding to FIG. FIG. 2 is a schematic longitudinal sectional view of a vertically openable / closable gate showing a state in which the door structure is moved from the door groove to the outside (schematic vertical sectional view, view taken along arrow I in FIG. 3, VV in FIG. 4). FIG. 7 is a sectional view corresponding to a line sectional view, and a sectional view corresponding to FIG. 6. FIG. 3 is a view taken along the arrow III in FIG. 1 (a schematic partial front view). FIG. 4 is a schematic front view (viewed in the direction of arrow IV in FIG. 5) showing the up / down open / close gate. 5 is a cross-sectional view taken along line VV in FIG. FIG. 6 is a cross-sectional view taken along the line VV in FIG. 7 is a cross-sectional view taken along line VII-VII in FIG. 8 is a cross-sectional view taken along line VIII-VIII in FIG. FIG. 9 is also a cross-sectional view taken along line VIII-VIII in FIG. 4 showing a state in which the door structure is moved from the door groove to the outside. FIG. 10 is a perspective view similarly showing the moving carriage. FIG. 11 is a perspective view, partly broken away, showing the moving carriage. FIG. 12 is also an explanatory diagram showing the operating state of the mobile device. FIG. 13 is also an explanatory diagram showing the operating state of the mobile device. FIG. 14 is also an explanatory diagram showing the operating state of the mobile device. FIG. 15 is also an explanatory diagram showing the operating state of the mobile device. FIG. 16 is also an explanatory diagram showing the operating state of the mobile device. FIG. 17 is also an explanatory diagram illustrating an operation state of the moving device.

  DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments (embodiments) of a moving device for maintenance in a vertical open / close gate according to the present invention will be described below in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

"Description of the structure of the top and bottom openable gate 1"
In FIG. 1 to FIG. 9, reference numeral “1” denotes a vertical open / close gate. The vertical open / close gate 1 includes a support structure (peer) 2, a door structure 3, and an opening / closing device 4. In FIGS. 4 and 6, the opening / closing device 4 is not shown. The river (not shown) flows in the direction of the white arrow in FIGS.

  The column structure 2 is a civil engineering structure made of concrete, for example, and is fixed to the bottom of a river. The strut structures 2 are erected at a predetermined interval in at least a pair in the width direction (diameter direction) of the river. The number of the column structures 2 to be erected and the interval between the column structures 2 are appropriately determined depending on the length in the width direction (diameter direction) of the river.

  The column structure 2 includes a dam pillar 5 of a lower heavy structure part and a gate pillar 6 of an upper light structure part. An operation chamber 7 is provided at the top of the gate pillar 6 of the column structure 2. A door stop member 8 of the heavy structure portion is provided in a vertical direction (longitudinal direction, vertical direction) on the side portion of the dam pillar 5 of the column structure 2. A door contact member 9 of a light structure portion is provided in the vertical direction (longitudinal direction, vertical direction) on the side portion of the gate pillar 6 of the column structure 2, and the detachable door contact member 10 is detachable. It is attached in the vertical direction (vertical direction, vertical direction). The detachable door contact member 10 is positioned on the opposite side of the door structure member 9 of the light structure portion with the door structure 3 or a main roller (not shown) interposed therebetween. A door groove 11 is formed by the door stop member 8 of the heavy structure portion, the door stop member 9 of the light structure portion, and the removal door stop member 10.

  The left and right ends of the door structure 3 are housed in the door groove 11 so as to be opened and closed in the vertical direction. Thereby, the said door structure 3 is arrange | positioned so that opening and closing is possible between the said pair of support | pillar structure 2. FIG.

  The opening / closing device 4 has a facility for connecting a wire rope directly to the door structure 3, but here it will be described as a type that is hung by a guide sheave. A hoisting machine (winding winch) 12 disposed in the operation chamber 7 is provided. The hoisting machine 12 is provided with a guide sheave 13. Suspension sheaves 15 are provided on the upper portions of the left and right end faces of the door structure 3 via suspension fittings 14. A wire rope 16 is hung between the guide sheave 13 and the suspended sheave 15. The opening / closing device 4 includes the winding sheave 12, the guide sheave 13, and the wire rope 16. The hanging metal fitting 14 and the hanging sheave 15 are provided on the door structure 3 side. The door structure 3 is opened and closed by the opening / closing device 4. In addition, this patent is an invention which does not relate to the difference by these switchgear types, and does not restrict a claim by this description.

“Description of the configuration of the moving device 17 for maintenance”
The moving device 17 for maintenance in this embodiment includes a moving unit 18, a guide unit 19, and a fall prevention unit 20. 6 and 9, the illustration of the moving device 17 for maintenance in this embodiment is omitted.

“Description of Configuration of Moving Unit 18”
The moving unit 18 includes a moving rail 21, a moving carriage 22, and a moving device 23. The moving rail 21, the moving carriage 22, and the moving device 23 are detachably attached to the pair of (left and right) strut structures 2, respectively. The moving rail 21, the moving carriage 22, and the moving device 23 of the moving unit 18 can move the door structure 3 from the door groove 11 of the pair of column structures 2 without using a heavy machine such as a crane. It is moved to the door groove 11 from the outside to the outside.

  The moving rail 21 is made of H steel or I steel. The moving rail 21 is in a state where the door structure 3 is opened (fully open state), and in a state where the removing door contact member 10 is removed, and the upper surfaces of the weir pillars 5 of the pair of column structures 2 Are laid from the doorway 11 to the outside (upstream of the river). The moving rail 21 is detachably fixed to the weir column 5 of the pair of column structures 2 by an anchor bolt or the like (not shown). Further, the moving rail 21 is detachably fixed to the dam pillar 5 of the pair of strut structures 2 via a fixing member 41 in the door groove 11.

  The movable carriage 22 is fixed to the carriage rail 24 by one or more (in this example, two) carriage parts 24 movably attached to the moving rail 21 and bolts nuts or the like. , And the gantry 25 on which the door structure 3 is placed. The two carriage parts 24 are located at both front and rear ends of the gantry part 25.

  As shown in FIGS. 10 and 11, the carriage unit 24 includes a top plate 26 to which the gantry unit 25 is fixed on the upper surface. Side plates 27 are integrally provided at both left and right ends of the lower surface of the top plate 26. A center plate 28 is integrally provided at the center of the facing surfaces of the left and right side plates 27. A plurality of rollers 29 are disposed around the center plate 28. The left and right ends of the plurality of rollers 29 are connected endlessly by link plates 30 and pins 31.

  The moving device 23 is attached between the moving rail 21 and the moving carriage 22, and moves the moving carriage 22 along the moving rail 21 to move the door structure 3 from the door groove 11. It is moved to the door groove 11 from the outside (upstream side of the river) and from the outside (upstream side of the river).

  The moving device 23 includes a reaction force receiver 32, a hollow jack (center hole jack) 33, a screw rod 34, and two nuts 35. The hollow jack 33 includes a fixed outer cylinder 36 and a hollow moving inner cylinder in which an intermediate portion is accommodated in the fixed outer cylinder 36 so as to be reciprocally movable and both end portions are advanced and retracted from both ends of the fixed outer cylinder 36. 37.

  The reaction force receiver 32 is fixed to the moving rail 21. The fixed outer cylinder 36 of the hollow jack 33 is fixed to the reaction force receiver 32. The screw rod 34 is inserted into the hollow inner cylinder 37 of the hollow jack 33. The two nuts 35 are screwed into the threaded rod 34 with the hollow jack 33 interposed therebetween.

  Hereinafter, the operation of the moving device 23 will be described with reference to FIGS. First, in the state shown in FIG. 12, that is, the right nut 35 is brought into contact with the right end of the movable inner cylinder 37. On the other hand, the left nut 35 is separated from the left end of the moving inner cylinder 37 by the length of the entire stroke of the moving inner cylinder 37. In this state, a manual or electric hydraulic pump (not shown) is operated to move the moving inner cylinder 37 in the direction of the solid arrow (rightward) with respect to the fixed outer cylinder 36. Then, the right nut 35 is pushed by the moving inner cylinder 37 and similarly moves in the direction of the solid line arrow (right direction). Along with this, the screw rod 34 into which the nut 35 on the right side is screwed also moves in the direction of the solid line arrow (right direction).

  Next, as shown in FIG. 13, when the moving inner cylinder 37 has moved through the entire stroke, the movement of the moving inner cylinder 37 in the right direction is temporarily stopped, and then the moving inner cylinder 37 is turned back in turn. The fixed outer cylinder 36 is moved in the direction of the solid line arrow (left direction). Then, since the moving inner cylinder 37 is separated from the nut 35 on the right side, the moving inner cylinder 37 is in the direction indicated by the solid arrow with respect to the fixed outer cylinder 36 while the screw rod 34 remains in that position ( Move left).

  Next, as shown in FIG. 14, when the moving inner cylinder 37 has moved through the entire stroke, the left end of the moving inner cylinder 37 contacts the left nut 35. Therefore, the leftward movement of the moving inner cylinder 37 is temporarily stopped. The right nut 35 is moved in the direction of the solid arrow (leftward) while being screwed into the screw rod 34, and is brought into contact with the right end of the movable inner cylinder 37. On the other hand, the nut 35 on the left side is moved in the direction of the solid arrow (left direction) while being screwed into the screw rod 34, so that it is separated from the left end of the moving inner cylinder 37 by the length of the entire stroke of the moving inner cylinder 37. Keep it. As a result, the state shown in FIG. 12 is restored.

  Thereafter, the operation of FIG. 12, the operation of FIG. 13, and the operation of FIG. Accordingly, the moving carriage 22 moves to the right along the moving rail 21.

  In the state shown in FIG. 15, that is, the left nut 35 is brought into contact with the left end of the movable inner cylinder 37. On the other hand, the nut 35 on the right side is separated from the right end of the moving inner cylinder 37 by a length corresponding to the entire stroke of the moving inner cylinder 37. In this state, a manual or electric hydraulic pump (not shown) is operated to move the moving inner cylinder 37 in the direction of the solid arrow (leftward) with respect to the fixed outer cylinder 36. Then, the nut 35 on the left side is pushed by the moving inner cylinder 37 and similarly moves in the direction of the solid arrow (left direction). Along with this, the screw rod 34 into which the nut 35 on the left side is screwed also moves in the direction of the solid line arrow (left direction).

  Next, as shown in FIG. 16, when the moving inner cylinder 37 has moved through the entire stroke, the movement of the moving inner cylinder 37 in the left direction is once stopped, and then the moving inner cylinder 37 is turned to the reverse side. The fixed outer cylinder 36 is moved in the direction of the solid line arrow (right direction). Then, since the movable inner cylinder 37 is separated from the left nut 35, the movable inner cylinder 37 is in the direction indicated by the solid arrow with respect to the fixed outer cylinder 36 while the screw rod 34 is still in that position. Move to the right).

  Next, as shown in FIG. 17, when the moving inner cylinder 37 has moved through the entire stroke, the right end of the moving inner cylinder 37 contacts the right nut 35. Therefore, the rightward movement of the moving inner cylinder 37 is temporarily stopped. The left nut 35 is moved in the direction of the solid arrow (right direction) while being screwed into the screw rod 34, and is brought into contact with the left end of the moving inner cylinder 37. On the other hand, while the right nut 35 is screwed into the screw rod 34, the nut 35 is moved in the direction of the solid arrow (right direction), so that the length of the moving inner cylinder 37 is separated from the right end of the moving inner cylinder 37 by the length. Keep it. As a result, the state shown in FIG. 15 is restored.

  Thereafter, the operation of FIG. 15, the operation of FIG. 16, and the operation of FIG. Accordingly, the moving carriage 22 moves to the left along the moving rail 21.

"Description of the configuration of the guide unit 19"
The guide portion 19 includes a guide rail 38, a guide wheel 39, and a guide connecting member 40. The guide rail 38, the guide wheel 39, and the guide connecting member 40 are detachably attached to the pair of (left and right) support structure 2, respectively. The guide rail 38, the guide wheel 39, and the guide connecting member 40 of the guide portion 19 connect the door structure 3 to the outside from the door groove 11 of the pair of column structures 2 and from the outside to the door groove 11. When moving to, the upper part of the door structure 3 is guided.

  The guide rail 38 is made of H steel or I steel. The guide rails 38 are arranged on the upper ends of the opposite side surfaces of the gate column 6 of the pair of support pillar structures 2 in the same direction as the laying direction of the moving rails 21, that is, from the doorway 11 to the outside (river of the river). (Upstream)). The guide rail 38 is detachably fixed to the gate pillar 6 of the pair of column structures 2 via a fixing member 42.

  The guide wheel 39 is movably attached to the guide rail 38.

  The guide connecting member 40 is detachably attached between the guide wheel 39 and the suspension fitting 14 and the suspension sheave 15 at the upper end of the door structure 3. The guide connecting member 40 connects the guide wheel 39 and the upper end portion of the door structure 3.

“Description of the configuration of the fall prevention unit 20”
The fall prevention unit 20 includes a fall prevention member 43 and a suspension member 44. The fall prevention member 43 and the suspension member 44 are detachably attached to the pair of (left and right) support structure 2, respectively. The fall prevention member 43 and the suspension member 44 of the fall prevention unit 20 move the door structure 3 from the door groove 11 of the pair of column structures 2 to the outside and from the outside to the door groove 11. In addition, the fall of the door structure 3 is more reliably prevented.

  The fall prevention member 43 is composed of two fixing members 45 and a wire rope 46. The two fixing members 45 are upper ends of opposite sides of the gate pillar 6 of the pair of column structures 2 and can be attached to and detached from the doorway 11 side and the outside (upstream side of the river), respectively. It is fixed to. Both ends of the wire rope 46 are detachably fixed to the two fixing members 45, respectively. As a result, the wire rope 46 is stretched in the same direction as the laying direction of the moving rail 21 and the guide rail 38, that is, from the door groove 11 to the outside (upstream side of the river).

  The suspension member 44 includes a moving vehicle 47, a hook 48, and a suspension fitting 49. The movable vehicle 47 is attached to the wire rope 46 so as to be movable from the door groove 11 to the outside and detachable from the outside to the door groove 11. The hook 48 is attached to the mobile vehicle 47. The hanging metal fitting 49 is attached to the hook 48 and is attached to the guide connecting member 40 of the guide portion 19. In addition, a chain block (not shown) is provided between the mobile vehicle 47 and the hook 48 or between the hook 48 and the hanging bracket 49 so that the guide portion 19 and the overturn prevention portion 20 The distance between the top and bottom may be adjustable.

"Description of action"
The moving device 17 for maintenance according to this embodiment in the vertically openable / closable gate 1 is configured as described above, and the operation thereof will be described below.

  First, the door structure 3 of the vertically openable / closable gate 1 is moved and moved in the direction indicated by the solid arrow in FIG. 4 and FIG. 5 (upward). In this open state (fully open state), the removal door contact member 10 on the upstream side of the river is removed from the gate pillars 6 of the pair of column structures 2. In this state, the moving unit 18, the guide unit 19, and the overturn preventing unit 20 of the moving device 17 for maintenance according to this embodiment are detachably attached to the pair of column structures 2.

  That is, the moving rails 21 of the moving unit 18 are respectively laid on the upper surfaces of the weir pillars 5 of the pair of column structures 2 from the doorway 11 to the outside (upstream of the river). A movable carriage 22 (24 to 31) is attached to the movable rail 21 so as to be movable. A moving device 23 (32 to 37) is attached between the moving carriage 22 and the moving rail 21.

  Further, the guide rails 38 of the guide part 10 are arranged on the upper ends of the opposite side surfaces of the gate pillar 6 of the pair of support pillar structures 2 in the same direction as the moving rail 21, that is, from the doorway 11 to the outside (river of the river). Lay each on the upstream side). A guide wheel 39 is attached to the guide rail 38. A guide connecting member 40 is attached between the guide wheel 39 and the suspension fitting 14 and the suspension sheave 15 at the upper end of the door structure 3.

  Further, the fall prevention member 43 (45, 46) of the fall prevention unit 20 is attached in the same direction as the laying direction of the moving rail 21 and the guide rail 38, that is, from the door groove 11 to the outside (upstream side of the river). A suspension member 44 (47 to 49) is attached between the fall prevention member 43 and the upper end portion of the door structure 3 via the guide connecting member 40 of the guide portion 19.

  Next, the door structure 3 is placed on the movable carriage 22. The wire rope 16 between the door structure 3 and the opening / closing device 4 is removed. By operating the moving device 23, the moving carriage 22 on which the door structure 3 is placed moves from the door groove 11 of the pair of column structures 2 to the outside (upstream of the river) along the moving rail 21. At this time, the guide part 19 guides the upper part of the door structure 3. Further, the overturn prevention unit 20 prevents the door structure 3 from overturning.

  When the maintenance of the door structure 3 is completed, the moving device 23 is operated to move the moving carriage 22 on which the door structure 3 is placed along the moving rail 21 from the outside (upstream side of the river). Move to the second door groove 11. At this time, the guide part 19 guides the upper part of the door structure 3. Further, the overturn prevention unit 20 prevents the door structure 3 from overturning.

  Then, a wire rope 16 is attached between the door structure 3 and the opening / closing device 4. The moving part 18, the guide part 19, and the fall prevention part 20 of the moving device 17 for maintenance according to this embodiment are removed from the pair of column structures 2. A member 10 at the upstream side of the river is attached to the gate pillar 6 of the pair of column structures 2. By operating the opening / closing device 4, the door structure 3 can be opened and closed up and down.

"Description of effects"
The maintenance moving device 17 according to this embodiment in the up-and-down open / close gate 1 has the above-described configuration and operation, and the effects thereof will be described below.

  The moving device 17 for maintenance according to this embodiment is configured such that the moving rail 21, the moving carriage 22, and the moving device 23 allow the door structure 3 to be connected to the door groove of the pair of column structures 2 without using heavy equipment such as a crane. 11 to the outside and from the outside to the door groove 11. As a result, the moving device 17 for maintenance according to this embodiment has a heavy machine such as a crane when the door structure 3 is moved from the door groove 11 of the pair of column structures 2 to the outside and from the outside to the door groove 11. Therefore, even if an emergency occurs, for example, during maintenance, the door structure 3 can be quickly returned to the door groove 11 of the pair of column structures 2. That is, it is possible to respond quickly in an emergency.

  Moreover, the moving device 17 for maintenance according to this embodiment can perform maintenance after moving the door structure 3 from the door groove 11 of the pair of column structures 2 to the outside. Compared with the above-described conventional up-and-down open / close gate that maintains one of the parts rotatably supported by the pillar, the maintenance of the door structure 3 is restricted by the pair of column structures 2 and the door groove 11 and the like. This can be done efficiently without any problem.

  The moving device 17 for maintenance according to this embodiment includes a guide rail 38, a guide wheel 39, and a guide connecting member 40. The door structure 3 is moved from the door groove 11 of the pair of column structures 2 to the outside and from the outside to the door groove. 11, the upper part of the door structure 3 can be guided. As a result, the maintenance moving device 17 according to this embodiment smoothly and reliably moves the door structure 3 from the door groove 11 of the pair of column structures 2 to the outside and from the outside to the door groove 11. The door structure 3 can be moved while preventing the door structure 3 from falling.

  The maintenance moving device 17 according to this embodiment moves the door structure 3 from the door groove 11 of the pair of column structures 2 to the outside and from the outside to the door groove 11 by the fall prevention member 43 and the suspension member 44. At this time, the fall of the door structure 3 can be prevented more reliably, and the work can be performed safely.

DESCRIPTION OF SYMBOLS 1 Vertical opening-and-closing gate 2 Post structure 3 Door structure 4 Opening and closing device 5 Weir pillar 6 Gate pillar 7 Operation room 8 Door contact member of a heavy structure part 9 Door contact member of a light structure part 10 Detaching door contact member 11 Door groove 12 Winding machine 13 Guide sheave 14 Suspension bracket 15 Suspension sheave 16 Wire rope 17 Maintenance moving device 18 Moving portion 19 Guide portion 20 Fall prevention portion 21 Moving rail 22 Moving carriage 23 Moving device 24 Bogie portion 25 Mounting portion 26 Top rate 27 Side Plate 28 Center plate 29 Roller 30 Link plate 31 Pin 32 Reaction force receiving 33 Hollow jack 34 Screw rod 35 Nut 36 Fixed outer cylinder 37 Moving inner cylinder 38 Guide rail 39 Guide wheel 40 Guide connecting member 41 Fixing member 42 Fixing member 43 Fall prevention Member 44 Hanging member 45 Fixing member 46 Wire rope 47 Mobile vehicle 48 Hook 49 Hanging bracket

Claims (3)

At least a pair of strut structures standing in the river;
A door structure disposed between the pair of column structures so as to be opened and closed in the vertical direction;
An opening and closing device for opening and closing the door structure;
With
The pair of strut structures are provided with a door stop member, and a removable door stop member is detachably attached,
The left and right end portions of the door structure are housed in a door groove formed by the door stop member and the removal door stop member so as to be opened and closed in the vertical direction.
In the vertical open / close gate,
In a state where the door structure is opened and the member for removing the removal door is removed, a moving rail laid from the door groove to the outside on the pair of column structures,
A movable carriage that is movably attached to the movable rail and on which the door structure is placed;
A moving device attached to the moving carriage and moving the moving carriage to move the door structure from the doorway to the outside and from the outside to the doorway;
A moving device for maintenance in a vertically openable / closable gate characterized by comprising: A guide rail laid in the same direction as the laying direction of the moving rail on top of the pair of strut structures;
A guide wheel movably attached to the guide rail;
A guide connecting member that connects the guide wheel and the upper end of the door structure;
The moving apparatus for maintenance in the up-and-down opening and closing type gate according to claim 1, comprising: A fall-preventing member provided in the same direction as the laying direction of the moving rail on the upper part of the pair of support structures;
A suspension member that is provided between the fall prevention member and the upper end portion of the door structure, and moves along the fall prevention member as the door structure moves.
The moving apparatus for maintenance in the up-and-down opening and closing type gate according to claim 1, wherein

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