JP2001055858A - Rotary gatepost for large-sized hinged gate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rotary gatepost for a canti-lever gate main body of a large-sized gate allowing the gate main body to be leveled easily. SOLUTION: This rotary gatepole 2 allowing a rotary post 7 to be rotated coaxially with a fixed post 4 is formed by canti-levering the rotary post 7 rotatably on an upper end of a cylindrical fixed post 4, installing a plurality of horizontal rollers 26 installed in parallel with each other under the rotary post 7 through a bracket 22, and receivingly supporting the rotary post 7 by the horizontal roller 26 on the fixed post 4 rotatably in circumferential direction. Also adjusting means to adjust a clearance between the bracket 22 and the gate main body 1 is provided between the bracket and the gate main body so that the horizontal adjustment of the gate main body 1 can be performed by the operation of the rotating nut 30 in such a manner that the gate main body 1 is pushed up from the underside.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a large opening gate used in a large entrance opening of a public facility, a factory, or the like, and more particularly to a pivotable gate.

[0002]

2. Description of the Related Art Japanese Unexamined Patent Application Publication No. 9-72176 discloses a rotary gate of a large opening gate of this type. According to this, a gate is formed by a fixed inner pillar and upper and lower connecting portions. A rotating column outside the cylinder, which is disposed outside the fixed column while supporting the main body in a cantilever manner, wherein the rotary column is rotatably suspended and supported on the upper end of the fixed column above the gate column; A number of equally spaced rollers are circumferentially installed on the outer peripheral surface of the fixed support below the gate post, and the plurality of rollers are brought into contact with the inner peripheral surface of the rotary support so that the rotary support is coaxial with the fixed support. The distance between the gate body and the pivot body at the upper end of the gate pillar is freely adjustable by position adjusting means installed at the upper connecting portion of the upper and lower portions of the upper end of the pivot pillar.

[0003]

In this case, a rotating gate is provided which cantileverly supports a large opening gate and prevents the gate body from hanging down to enable horizontal installation. Since the inner peripheral surface of the moving support is in contact with the roller on the outer peripheral surface of the fixed support, the rotation of the fixed support is possible.
In order to ensure smooth rotation, assuming that the rotating support is a cylinder, a high degree of precision is required for the relationship between the fixed support, the rotating support, and the rollers, but the precision cannot be assured. Occasionally, the rotation may be rattled and the opening and closing of the gate body may be uncomfortable, and the horizontal adjustment of the gate body and the position adjusting means that can be installed are installed at the upper end of the rotating support to adjust the adjustment. Since it is performed at the upper end of the gate post, in order to level the gate body, it is necessary to lift the gate body against the load by means of position adjustment means, and generally the adjustment work is required. It tends to be heavy and complicated.

[0004] The present invention has been made in view of such circumstances, and a problem to be solved is that the cross-sectional shape of the rotation support column can be made other than a cylinder, and even if it is not provided with a high degree of accuracy, It is an object of the present invention to provide a large-sized gate turning type pillar which can smoothly and lightly rotate and can perform the operation of leveling the gate body as easily and reliably as possible.

[0005]

SUMMARY OF THE INVENTION In accordance with the above object, according to the present invention, a rotating column is suspended from a fixed column above a gate column, and a bracket is protruded from the rotary column below the column column. And a plurality of parallel horizontal rollers are installed on this, and the horizontal rollers are brought into contact with a fixed support,
The rotating column that receives the load of the gate body is received and supported by the fixed column, ensuring smooth and lightweight rotation without the need for a high degree of precision, and the freedom of the shape of the rotating column. As described above, while the pivoting column is rotatably coaxially rotatable with respect to the fixed column, the position of the bracket and the connecting portion of the gate body below is provided with a position adjusting means, so that the gate body can be leveled out below the gate column. The invention according to claim 1, wherein the adjustment is made possible, and the adjustment can be made by pressing the gate body without pushing the gate body upward, that is, the invention according to claim 1. Is a gate post for a large opening gate, the inner fixed post having a curved surface of 1/4 circle or more in the circumferential direction, and the gate main body cantilevered by the upper and lower connecting portions to form the fixed post. Outside to place outside A pivoting column, and the pivoting column is rotatably suspended above and supported by the upper end of the fixed column above the gate column. A plurality of horizontal rollers for fixing column contact are installed in parallel, and the rotation column is received and supported by the plurality of horizontal rollers on the curved surface of the fixed column so as to be freely rotatable in the circumferential direction. The moving column is rotatable coaxially with the fixed column, and the position adjusting means provided between the bracket and the gate body and between the rotating column and the lower or upper connecting portion between the bracket and the gate lower the column below the gate column. The large opening gate is a pivotable gate post, wherein the distance between the gate main body and the pivot post can be adjusted. The invention according to claim 2 is characterized in that, in addition to the above, the pivot post is coaxial with the fixed post. Target In order to perform the movement more stably, a plurality of the horizontal rollers for contacting the fixed column are arranged in parallel with the bracket, and a plurality of horizontal rollers are installed in a vertical direction. According to the third aspect of the present invention, in addition to the above, the work of leveling the gate body can be performed by simply rotating the nut. In order to stably perform this operation, the position adjusting means between the bracket and the gate body is screwed into the gate body, and the length of the protrusion to the bracket side is made variable by rotation. An adjusting bolt; and a rotating nut screwed on the adjusting bolt and rotated outside the gate body to rotate the adjusting bolt in a protruding direction. The bolt head of the adjusting bolt abuts against a bracket. 3. The pivotable gate of a large open gate according to claim 1 or 2, characterized in that the gate is separated from the gate body in accordance with the length of the adjustment bolt in contact with the main body and is adjustable. According to a fourth aspect of the present invention, in addition to the above, the lower connecting portion is connected to the rotating support so that the lower connecting portion of the gate body can be easily and reliably connected. , A connecting plate fixed to the gate body, a fastening plate arranged on the outside of the connecting plate, and a bolt for fastening and fixing these via bolt holes in the connecting plate and the fixing plate. Wherein the position adjusting means between the rotating column and the lower connecting portion is elongated with the bolt hole of the connecting plate oriented in the horizontal direction, and the connecting plate is moved within the range of the elongated hole. 2. The structure according to claim 1, wherein the structure is made free. A large open gates of the revolvable pillars according to 2 or 3, as the gist of the invention these respectively, is obtained by the means of the problem solution.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described in more detail with reference to the drawings, wherein A is a large gate having a width of, for example, about 7 m, 1 is a large gate body having a single opening, for example. Numeral 2 designates a pivotable gate that forms a gate on the suspension side. The pivotable gate 2 is connected to an inner fixed support 4 having a curved surface 5 of 1/4 circle or more in the circumferential direction, and a vertical connection. Part 1
An outer turning column 7 disposed outside the fixed column 4 by supporting the gate body 1 cantilevered by 3 and 17. At this time, the rotating column 7 is fixed above the gate column 2. A plurality of horizontal rollers 26 for supporting a fixed support column are supported by being rotatably suspended and supported on the upper end of the support column 4, and laterally parallel to a bracket 22 projecting from the rotary support 7 on the side of the gate body 1 below the gate support 2. And the rotating column 7 is fixed to the fixed column 4 via the plurality of horizontal rollers 26.
The rotation column 7 is rotatably coaxially rotatable with the fixed column 4 by receiving and supporting the curved surface 5 so as to be rotatable in the circumferential direction.

That is, in the present embodiment, the fixed support column 4 is made of steel having a cylindrical surface and a curved surface 5 on the entire circumference, while the rotating support column 4 is formed of the fixed support column 7. A frame 9 made of a framed steel frame material installed on the plate 8 so as to form a pair of a thick steel plate 8 and a turning column 7 that are opposed to the outside in a total length, and is detachably attached to the surface of the frame 9. And a cover member 10 covered and fixed to the outside, and a curved member 11 made of an extruded aluminum material curved to the side.
, And is made of a metal having a special shape with a tapered and curved rear end on the side of the gate body 1, particularly steel and aluminum.

The cantilever support of the gate main body 1 by the rotating column 7 is provided through the upper and lower connecting portions 13 and 17, and in this example, the upper connecting portion 13 An upper end of the moving column 7, in this example, a fixed plate 14 erected to connect the pair of plates 8 of the rotating column 7 at the upper end, a connecting plate 15 fixed to the gate body 1, In this example, the connection plate 15 and the connection plate 15 are connected and fixed by a bolt and nut 16 which is fastened and fixed through a round bolt hole penetrating therethrough. The part 17 is provided with the rotating column 7, in this example, the pair of plates 8.
, A connecting plate 18 fixed to the gate body 1, and a fastening plate 20 which is arranged outside the connecting plate 18 in an overlapping manner.
And a bolt 21 for fastening and fixing these via bolt holes in the connecting plate 18 and the fastening plate 20. The lower connecting portion 17 is provided with the rotating support 7, In the example, a position adjusting means is provided between the pair of plates 8. In the present example, the position adjusting means directs the bolt holes of the connecting plate 18 in the lateral direction. And the connecting plate 18 is configured to be movable within the range of the elongated hole 19. At this time, the lower connecting portion 17 of this embodiment is provided with the receiving nut (not shown) at two upper and lower positions. Correspondingly, two bolts 21 which are respectively fastened through the two upper and lower bolt holes are provided, and the two bolts 21 are tightened and fixed at the two locations, thereby stably fixing the bolts and connecting the two bolts. Bolt holes in plate 18 Respectively have configured their position adjusting means as adjusted in two positions as the slots 19.

In the present embodiment, the above-mentioned hanging support of the rotary column 7 with respect to the fixed column 4 above the gate column B forms a mutually rotatable shaft and bearing between the fixed column 4 and the rotary column 7 in this embodiment. As described above, the shaft is disposed on one side and the bearing is disposed on the other side, and the arrangement is performed at the upper end of the fixed column 4 so that the rotating column 7 is placed and supported on the fixed column 4. In this example, the shaft is fitted to the rotating column 7, particularly the lower surface of the fixed plate 14, by fitting a short shaft downward to the lower end of the circular hollow portion of the fixed column 4 as a bearing. Thus, the rotating column 7 is made rotatable so as to be supported by hanging.

In the present embodiment, the receiving support of the rotating column 7 below the gate column B by the fixed column 4 is performed below the rotating column 7 and at an upper position close to the lower connecting portion 17. At this time, the bracket 22 protruding from the turning column 7 and facing the gate body 1 is attached to the turning column 7.
And a pair of front and rear fixed arms 2 protruding toward the gate body 1.
3 is provided with a rotary support 7, and in this example, a screw 24 is fixed to a frame 8 thereof, and a roller support 25 is provided on the gate body 1 side of the fixed arm 23 so as to be integrally provided. The horizontal rollers 26 are rotatably supported on the roller support portions 25 of the bracket 22 so as to be rotatably supported, and a plurality of the horizontal rollers 26 are positioned on the concentric circle of the fixed support column 4 in the lateral direction, that is, in the front-back direction. The horizontal rollers 26 are arranged in parallel and each of the horizontal rollers 26 is exposed to the inside from the bracket 22 so that the brackets 22 do not come into contact with the fixed columns 4.
In the present embodiment, the outer peripheral curved surface 5 is made rotatable so as to be rotatable, and the above-mentioned receiving support of the rotating column 7 is carried out via the horizontal roller 26, whereby the upper end of the fixed column 4 is formed. Combined with the rotatable hanging support of the rotatable column 7, the rotatable column 7 is coaxially rotatable with the fixed column 4.

At this time, in the present embodiment, the horizontal roller 26
In this example, the brackets 22 are arranged in parallel with the bracket 22 in a plurality of stages in the vertical direction. In this example, the brackets 22 are formed as a three-stage fixed arm 23 and a roller support portion 25, and The horizontal rollers 26 are positioned concentrically with the fixed columns 4 in two rows and two stages by being connected by the vertical plate 27 at the end on the side of the gate body 1, whereby the horizontal columns 26 are fixed by the fixed columns 4 of the rotating columns 7. In order to stably and surely perform the receiving support, the coaxial rotation of the rotating column 7 with respect to the fixed column 4 is further stably performed.

As described above, in the pivoting column 7 which is rotatable coaxially with the fixed column 4, the coupling between the bracket 22 and the gate main body 1 and the coupling between the pivoting column 7 and the lower one of the upper and lower parts. Position adjusting means is provided between the main body 1 and the gate body 1 with respect to the rotating column 7 below the column 2.
In this example, the position adjusting means between the bracket 22 and the gate main body 1 is screwed into the gate main body 1 and rotated toward the bracket 22 by the rotation thereof. Adjustment bolt 2 with variable projection length
8 and a rotation nut 30 that is screwed onto the adjustment bolt 28 and rotates outside the gate body 1 to rotate the adjustment bolt 28 in the protruding direction. The bolt head 29 of the adjustment bolt 28 is attached to the bracket 22. The gate body 1 is configured to be adjustable by separating the gate body 1 in accordance with the length of the adjustment bolt 28 in contact with the abutting shape. The position adjusting means is fixed to the bracket 22 in accordance with the distance adjustment by the position adjusting means between the bracket 22 and the gate body 1.

That is, in this embodiment, the adjusting bolt 28 is
A steel nut 3 embedded and installed in an end frame of the gate body 1 so that the bolt head 29 protrudes toward the bracket 22 side.
1 is rotatably screwed to the gate body 1 so that the length of the protrusion from the gate body 1 toward the bracket 22 can be freely changed by the rotation. The rotating nut 30 is screwed into a bolt shaft intermediate position between the steel nut 31 and the bolt head 29 of the adjusting bolt 28, and by rotating the rotating nut 30, the adjusting bolt 28 is moved in the projecting direction. The bolt 22 is forcibly rotated to project toward the bracket 22 while finely adjusting the length of the projection from the steel nut 31. On the other hand, the bolt head 29 of the adjustment bolt 28 Then, the vertical plate 27 at the end of the fixed arm 23 at the end of the bracket 22 on the side of the gate main body 1 is brought into contact with the end of the bracket 22 so that the vertical plate 27 is brought into contact with the end.

Therefore, the adjusting bolt 28 is screwed into the gate body 1 and rotated to an appropriate protruding length, and the rotating column 7 that cantileverly supports the gate body 1 is fixed to the fixed support 4. When the gate main body 1 is supported by placing it on the vertical plate 27 of the bracket 22, the gate head 29 of the adjusting bolt 28 is supported.
If the length of the adjustment bolt 28 is insufficient, the tip side of the gate body 1 hangs down and the horizontal is impaired slightly. Therefore, if the rotary nut 30 is rotated in the projecting direction of the adjustment bolt 28 by a tool such as a spanner, the adjustment bolt 28 is not rotated. Is rotated in the above-mentioned contact state, and protrudes from the screwed steel nut 31 to lengthen the protruding length. As a result, the gate body 1 is received by the bracket 22 and supported by its own weight. In contrast, when the adjustment bolt 28 is excessively protruded, the tip of the gate body 1 is likely to be lifted. If the rotation nut 30 is rotated in the opposite direction to loosen it, and the bolt head 29 of the adjustment bolt 28 is rotated, the protruding length is shortened. That It is pivoted down in the approaching direction by the weight, and the horizontal adjustment can be performed similarly. At this time, the horizontal adjustment of the gate body 1 is performed by operating the rotating nut 30 or the bolt head 29. Due to the rotation of the adjusting bolt 28 accompanying this, the projecting length of the adjusting bolt 28 can be finely adjusted, and the horizontal level of the gate main body 1 can be extremely accurately maintained.

At this time, the position adjusting means between the rotating column 7 and the lower connecting portion 17 of this embodiment adjusts the distance between the bracket 22 and the gate body 1 by the position adjusting means. After securing the level of the gate body 1, the bolt 21 may be fastened and fixed through the elongated hole 19 so as to be dependent on the gate body 1, and the adjustment and the connection by the lower connecting portion 17 may be performed. Thereby, the level of the gate body 1 can be relatively easily and reliably secured as described above, and the secure fastening can be performed in a state where the distance between the rotating column 7 and the gate body 1 is maintained. As a result, the installation work of the gate body 1 can be easily performed.

In the figure, reference numeral 2 denotes a non-suspended side gate post which is formed in the same shape as the above-mentioned gate post 2 in this embodiment, reference numeral 6 denotes an embedded base for fixing and supporting the fixed post 4, and reference numeral 12 denotes an upper end cover of the rotary post 7. is there.

Although the illustrated example is as described above, the large opening gate is double-opening, and a pair of the rotating columns are installed facing each other for each cantilevered gate body. The fixed post shall have a curved surface of 1/4 circle in the circumferential direction according to the opening / closing angle of the gate body, and shall have a curved surface of more than that, and the cross-sectional shape shall be appropriate. The moving column was a cylindrical type such as an integrally molded cylinder. At this time, the horizontal roller was installed by providing a partial through-hole in the rotating column, inserting it into the through-hole, and protruding from the gate body side. In the practice of the present invention, including installation on the bracket in the same manner, multiple parallel arrangement of the horizontal rollers in each single stage, etc., the fixed support, the rotating support, the gate body, the connection section , Bracket, horizontal roller, braquet Position adjusting means between the bets and the gates body, the position adjustment means between the connecting portion of the rotating strut and the lower, optionally used, bolts, Taise' nut, receiving the nut,
Each specific configuration, shape, material, number, relationship, addition to these, and the like of the long holes and the like can be of various forms as long as they do not contradict the gist of the present invention.

[0018]

The present invention is configured as described above.
According to the first aspect of the present invention, the cross-sectional shape of the rotating support can be made other than a cylinder, and even if it is not provided with a high degree of precision, it is possible to secure a smooth and lightweight rotation and at the same time the horizontal of the gate main body. It is possible to provide a pivotable gate post of a large gate which can perform the dispensing work as easily and reliably as possible. The coaxial rotation with respect to the column can be performed more stably. According to the third aspect of the invention, in addition to the above, simply adjusting the leveling of the gate body by simply rotating the nut. In addition to the above, the invention according to claim 4 can easily and surely be connected by the connecting portion below the gate body. It can be.

[Brief description of the drawings]

FIG. 1 is a front view of a large opening gate.

FIG. 2 is a front view showing a state in which a cover of a pivotable column is removed.

FIG. 3 is a partially enlarged front view of the upper part of a gate post in FIG. 2;

FIG. 4 is an enlarged plan view showing a state where an upper end cap above a gate post is removed.

FIG. 5 is a partially enlarged front view of a lower part of a gate post in FIG. 2;

FIG. 6 is a partially enlarged cross-sectional view of the lower part of a gate post.

[Explanation of symbols]

 A Large opening gate 1 Gate body 2 Rotating gate 4 Fixed support 7 Rotating support 13 Upper connecting part 17 Lower connecting part 22 Bracket 26 Horizontal roller 28 Bolt 30 Counter nut

Claims (4)

[Claims] 1. A gate for a large opening gate, wherein the gate body is cantilevered by an inner fixed support having a curved surface of 1/4 circle or more in the circumferential direction and upper and lower connecting portions. An outer rotating column disposed outside the fixed column, and the rotary column is rotatably suspended and supported at the upper end of the fixed column above the gate column; A plurality of horizontal rollers for fixing column contact are installed in parallel to the protruding bracket in the horizontal direction, and a rotating column is rotatably pivotable on the curved surface of the fixed column via the plurality of horizontal rollers. By receiving and supporting, the rotating column is rotatable coaxially with the fixed column, and is installed between the bracket and the gate body and between the rotating column and the lower connecting portion of the upper and lower portions. Under the gate post The distance between the gate body with respect to the pivoting column can be adjusted in one direction, the pivoting gate column of a large opening gate. 2. The pivot of a large open gate according to claim 1, wherein a plurality of the horizontal rollers for contacting the fixed column are arranged in a plurality of stages in a vertical direction in parallel with the bracket. Ceremony gate post. 3. An adjusting bolt, wherein a position adjusting means between the bracket and the gate main body is screwed to the gate main body, and a length of protrusion to the bracket side is made variable by the rotation thereof, and a screw is mounted on the adjusting bolt. A rotating nut that rotates the adjusting bolt in the protruding direction by rotating the adjusting bolt in the protruding direction by rotating the adjusting bolt outside the gate body. The pivotable gate post of a large open gate according to claim 1 or 2, wherein the gate is configured to be adjustable by separating the gate body. 4. A connecting nut fixed to a gate, a connecting plate fixed to a gate body, a fastening plate arranged outside the connecting plate, and a connecting plate fixed to the pivoting column. And bolts for tightening and fixing these through bolt holes in the mounting plate, and a position adjusting means between the rotating support and the lower connecting portion is provided by moving the bolt holes in the connecting plate in the lateral direction. 4. The device according to claim 1, wherein the connecting plate is movable in the range of the elongated hole.
Or the rotary gate post of the large opening gate door of 3.