JP2591516Y2 - Telescopic gate - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telescopic gate installed at an entrance of a building or a garage.

[0002]

2. Description of the Related Art Conventional telescopic gates are, for example,
As described in Japanese Patent No. 9833, a number of vertical frame members having front and rear vertical rails are arranged in the expansion and contraction direction, and a pantograph mechanism for connecting each vertical frame material so as to be able to expand and contract mutually is disposed between the front and rear vertical rails. In some cases, a plurality of intersecting portions corresponding to the upper and lower portions of the pantograph mechanism are pivotally attached to the respective vertical frame members via a fixed shaft and a moving shaft disposed between the front and rear vertical bars.

[0003] The front and rear vertical rails are provided with a mounting hole for inserting a fixed shaft and an elongated hole for inserting a moving shaft so as to be slidable up and down. It is installed in the mounting hole or the long hole of the vertical beam, respectively.

[0004]

[Problem to be solved by the invention] In the conventional telescopic gate,
Since the long shaft is provided with a long hole through which the moving shaft can be freely slid up and down, it requires troublesome processing of the long hole, and there is a problem that the long hole is visible from the outside and the appearance is poor. . In addition, since the strength of the vertical beam is weakened by the long holes, when the vertical beam is enlarged to maintain the strength, there is a problem that the balance of the entire telescopic gate is deteriorated and the appearance is impaired.

[0005] In view of the conventional problems, the present invention does not require the formation of a long hole or the like in the vertical beam, is easy to process and has a good appearance, and furthermore, has a telescopic gate door capable of securing strength. The purpose is to provide.

[0006]

Means for Solving the Problems The present invention is directed to a front and rear vertical rail 11.
A large number of vertical frame members 7 having
Are arranged between the front and rear vertical rails 11 so as to freely extend and contract with each other, and a plurality of intersections corresponding to the upper and lower sides of the pantograph mechanism 9 are fixed to the fixed shaft disposed between the front and rear vertical rails. In the telescopic gate, which is pivotally connected to each vertical frame member 7 via the moving shaft 13a and the moving shaft 13b, a plurality of front and rear vertical bars 11 are provided on each vertical frame member 7 in the direction of expansion and contraction. A pair of front and rear connecting members 12 that are inserted in the up and down direction and connected in the expansion and contraction direction are connected to the fixed shaft 13a and the moving shaft 13b by the respective vertical frame members.
7, a fixed shaft 13a and a moving shaft 13b are attached between a pair of front and rear connecting members 12, and the connecting member 12 supporting the fixed shaft 13a is A connecting member 12 fixed to the vertical rail 11 and supporting the moving shaft 13b is provided on the front and rear vertical rails 11 so as to be vertically slidable.

[0007]

When the telescopic gate is extended from the contracted state when the telescopic gate is closed, the connecting member 12 supporting the moving shaft 13b is moved.
Is pulled by the pantograph mechanism 9 and moves up and down, so that the interval between the vertical frame members 7 is widened.

When the telescopic gate is opened when the telescopic gate is opened, the connecting member 12 supporting the moving shaft 13b is pushed by the pantograph mechanism 9 to move up and down, and the interval between the vertical frame members 7 is narrow. The telescopic gate shrinks and opens.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. 1 and 2 show a telescopic gate as one embodiment of the present invention, 1 is a hanging side support, 2 is a door stop side support, and is erected on the ground 3 at both left and right ends of an entrance portion of a garage or the like. Have been.

Reference numeral 4 denotes a telescoping door body, which is provided between the hanging column 1 and the door stop column 2 so as to open and close the frontage. The door body 4 includes a hanging side end frame 5 and a door stop side end frame 6 arranged in the up-down direction.
There are provided a number of vertical frame members 7 arranged at equal intervals in the expansion and contraction direction in the vertical direction, and a pantograph mechanism 9 for connecting the respective vertical frame members 7 so as to be able to expand and contract with each other. It should be noted that the pantograph mechanism 9 is vertically arranged in two stages.

Each of the vertical frame members 7 has two vertical rails 11 in the direction of expansion and contraction, which are arranged so as to be substantially the same width as the columns 1 and 2 in the front-rear direction. Vertical bar facing
The upper ends of 11 are connected to form an inverted U-shape, and two vertical bars 11 in the front and rear are connected in the expansion and contraction direction by a connecting member 12 inserted four by four in the vertical direction.

The pantograph mechanism 9 is disposed between the front and rear vertical bars 11, and pivotally pivotally intersects the center of the two oblique bars 20 by a horizontal shaft 21 so as to swing along a vertical plane. At the same time, the upper and lower ends of each of the oblique bars 20 adjacent to each other in the expansion and contraction direction are crossed, and the crossed portion is connected to the upper and lower fixed shafts 13a and the moving
13b, they are sequentially connected in the direction of expansion and contraction. Further, both ends of the fixed shaft 13a and the moving shaft 13b are fixed to the connecting members 12 corresponding thereto.

As shown in FIG. 3, the connecting member 12 has a T-shape in plan view, and is provided with a projection 19 on the inner side for securing an interval between the vertical bar 11 and the oblique bar 20. This corresponds to a spacer 27 of the horizontal shaft 21 described later. At both ends in the expansion and contraction direction of the connecting member 12, through holes 14 penetrating in the vertical direction,
At the center, there are provided insertion holes 15 opening inward. Then, the vertical bar 11 is inserted into the through hole 14, and
Each end of the fixed shaft 13a or the moving shaft 13b is inserted into the insertion hole 15, and is fixed by a rivet 16. A recess 17 is provided on the connecting member 12 so that the head of the rivet 16 fixing the fixed shaft 13a or the moving shaft 13b does not protrude outward.

The fixed shaft 13 of the connecting members 12 located above and below
a connecting member 12 for supporting a
The connecting member 12 that supports the moving shaft 13b is fitted on the vertical rail 11 so as to be slidable up and down. Spacers 22 are fitted between the fixed shafts 13a, the moving shafts 13b, and the oblique bars 20 of the horizontal shaft 21.

As shown in FIG. 4, both ends of each horizontal shaft 21 of the upper and lower pantograph mechanisms 9 are vertically connected by a connection frame 23. The connecting frame 23 has an inverted U-shape having substantially the same width as the vertical frame member 7 and is formed by connecting the upper ends of a pair of short vertical rails 24 arranged to face each other in the front-rear direction.
Inside each short vertical bar 24, a through-hole is provided corresponding to the horizontal shaft 21, and the horizontal shaft 21 is inserted into this through-hole and both ends are fixed by rivets 26.

A spacer 27 is fitted between the diagonal bar 20 of the horizontal shaft 21 and the short vertical bar 24. In addition, each vertical frame material 7
When the door body 4 is contracted to the minimum length, the upper ends of the connecting frame 23 and the connecting frame 23 are aligned at substantially the same height.

As shown in FIGS. 5 and 6, each of the end frames 5 and 6 has an end frame main body 29 formed in a substantially U-shape in plan view. Plan view C
A semi-cylindrical portion 30 having a U-shape is provided, and an opening of the semi-cylindrical portion 30 is a vertical guide groove 31.

Both ends of the moving shaft 32 connected to the end frames 5 and 6 are slidably fitted in the guide groove 31 via a slide member 33, and both ends of the fixed shaft 34 are semi-cylindrical portions. It is fixed by rivets 35 in contact with the inside of 30. The moving shaft 32 and the fixed shaft 34 include the oblique bar 20 and a semi-cylindrical portion.
A spacer 36 is inserted between the spacer 30 and the spacer 30.

The hanging side end frame 5 is swingably connected to the hanging side column 1 via a hinge 37 around a vertical axis. A door stop side end frame 6 is connected to the door body 4 in the front-rear direction. A locking device 39 for locking the door body 4 with the door body 4 in a closed state is provided along with handles 38 for opening and closing operations on both sides. The center vertical frame member 7 and the door stop side end frame 6 have caster wheels 40 attached to the front and rear sides of the door body 4.

Next, the operation for opening and closing the telescopic gate will be described. In the open state, the door body 4 is in a state of contracting to a minimum length. At this time, the connecting member 12 supporting the moving shaft 13b
Since it is slidable up and down on the vertical frame member 7, it rises to the upward movement position corresponding to the length between the intersections of the oblique bars 20 as shown by the phantom line in FIG.

When the door body 4 is closed, first, the handle 38 of the door stop side end frame 6 is gripped and pulled toward the door stop side support 2 to extend the door body 4 from the contracted state.
The connecting member 12 fixed to the moving shaft 13b is moved downward by being pulled by the diagonal bar 20, and the interval between the vertical frame members 7 is increased.
When the door body 4 is extended until the door stop side end frame 6 comes into contact with the door stop side support 2, the door stop side end frame 6 is locked to the door stop side support 2 by the locking device 39.

When the door body 4 is opened, the locking by the locking device 39 is released, and then the door body 4 is contracted.
The connecting member 12 fixed to the moving shaft 13b is pushed upward along the vertical bar 11 by the diagonal bar 20, the interval between the vertical frame members 7 is reduced, and the door body 4 is contracted to open.

According to such a configuration, it is not necessary to form a troublesome long hole in the vertical rail 11, so that the processing of the vertical rail 11 is easy and the appearance is good. Since it is possible to sufficiently secure the telescopic gate, it is possible to configure the telescopic gate without using a thick vertical rail, and it is possible to improve the balance of the telescopic gate as a whole.

Further, since the connecting members 12 are inserted into the vertical rails 11 to connect the two vertical rails 11 in the expansion and contraction direction, the vertical rails 11 do not separate or rattle even when an external force is applied.
In addition to the strong connection, the connection member 12 can be smoothly slid up and down.

FIG. 7 shows another embodiment of the present invention, in which long vertical frame members 7a and short vertical frame members 7b are alternately arranged in the direction of expansion and contraction, and three vertical frame members 7a are arranged in the vertical direction. Intersecting and short vertical frame material
A large number of diagonal bars 20 are sequentially arranged in a diagonal manner so as to cross each other at two locations in the vertical direction with respect to 7b. Among the three upper and lower pivots corresponding to the long vertical frame member 7a, the central pivot is a fixed axis 13a, and the upper and lower pivots are a movable axis 13b. The connecting member 12 is inserted through the member 7a, and the fixed shaft 13a and the moving shaft 13b are fixed to each connecting member 12.

Of the two pivots corresponding to the short vertical frame member 7b, the upper pivot is a fixed shaft 13a, and the lower pivot is a moving shaft 13b. The connecting member 12 is inserted through the vertical frame member 7b, and the fixed shaft 13a and the moving shaft 13b are fixed to each connecting member 12.

Also in this embodiment, when the door body 4 is closed, when the door body 4 is extended from the contracted state, the moving shaft
The connecting member 12 fixed to 13b is pulled by the oblique bar 20 so that the upper connecting member 12 moves downward and the lower connecting member 12 moves downward.
Move upward, and the interval between the vertical frame members 7a is widened.

When the door body 4 is opened, if the door body 4 is contracted, the connecting member 12 fixed to the moving shaft 13b is pushed up or down by the diagonal bar 20 so as to be pushed down. The distance between 7 becomes narrower, and the door body 4 is opened.

FIG. 8 shows another embodiment of the vertical frame member 7 and a vertical rail.
11 is a square pipe, and the through-hole 14 is rectangular so as to match the square pipe.

FIG. 9 shows still another embodiment of the vertical frame member 7,
Three vertical bars 11 are arranged in the direction of expansion and contraction, and a fixed shaft 13 a is fixed to a projection 19 of a connecting member 12 with a rivet 16. In this case, since the rivets 16 and 18 of the connecting member 12 are all located inside, the appearance is further improved.

FIG. 10 shows a modification of FIG.
Are smaller in diameter. Note that the present invention is not limited to the above embodiment, and the number of the vertical bars 11 arranged before and after the vertical frame member 7 may be provided to be different between the front and rear.

[0032]

According to the present invention, a plurality of front and rear vertical rails 11 are provided on each vertical frame member 7 in the expansion and contraction direction, and the plurality of front and rear vertical rails 11 are inserted vertically so as to extend in the expansion and contraction direction. A plurality of pairs of front and rear connecting members 12 to be connected are provided on each vertical frame member 7 in a vertical direction corresponding to the fixed shaft 13a and the moving shaft 13b, and the fixed shaft 13
a and the moving shaft 13b are mounted between a pair of front and rear connecting members 12, and among the plurality of upper and lower connecting members 12, the connecting member 12 supporting the fixed shaft 13a is fixed to the front and rear vertical bars 11, and the moving shaft 13
Since the connecting member 12 for supporting b is slidably provided on the front and rear vertical rails 11, there is no need to form a troublesome long hole in the vertical rail 11, so that the processing of the vertical rail 11 is easy and attractive. In addition, since the strength can be sufficiently secured even with a thin vertical bar, the telescopic gate can be configured without using a thick vertical bar, and the balance of the entire telescopic gate can be improved.

Further, since the connecting members 12 are inserted through the vertical rails 11 to connect the plurality of vertical rails 11 in the expansion and contraction direction, the vertical rails 11 do not separate or rattle even when an external force is applied. In addition, the connection can be firmly performed, and the connection member 12 can be smoothly slid up and down.

[Brief description of the drawings]

FIG. 1 is a front view of a telescopic gate showing one embodiment of the present invention.

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

FIG. 3 is a sectional view taken along the line BB of FIG. 1;

FIG. 4 is a sectional view taken along the line CC of FIG. 1;

FIG. 5 is a sectional view taken along the line DD of FIG. 1;

FIG. 6 is a sectional view taken along the line EE in FIG. 1;

FIG. 7 is a partially cutaway front view of a telescopic gate showing another embodiment of the present invention.

FIG. 8 is a cross-sectional plan view of a main part showing another embodiment of the vertical frame member of the present invention.

FIG. 9 is a cross-sectional plan view of a main part showing still another embodiment of the vertical frame member of the present invention.

FIG. 10 is a cross-sectional plan view of a main part showing still another embodiment of the vertical frame member of the present invention.

[Explanation of symbols]

 7 Vertical frame material 9 Pantograph mechanism 11 Vertical beam 12 Connecting member 13a Fixed axis 13b Moving axis

──────────────────────────────────────────────────続 き Continuation of the front page (56) References Japanese Utility Model Showa 49-126324 (JP, U) Japanese Utility Model Showa 58-121996 (JP, U) Japanese Utility Model Showa 59-173900 (JP, U) Japanese Utility Model Showa 57- 42052 (JP, U) Japanese Utility Model Showa 57-153605 (JP, U) Japanese Utility Model Showa 60-44998 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) E06B 11/02

Claims (1)

(57) [Scope of request for utility model registration] 1. A pantograph mechanism (9) for arranging a plurality of vertical frame members (7) having front and rear vertical bars (11) in the direction of expansion and contraction so as to freely expand and contract each other. A plurality of intersections corresponding to the upper and lower portions of the pantograph mechanism (9) are fixed to the fixed shaft (13a) disposed between the front and rear vertical bars.
In addition, in the telescopic gate that is pivotally connected to each vertical frame member (7) via the moving shaft (13b), a plurality of front and rear vertical bars (11) are provided in each vertical frame member (7) in the telescopic direction. A pair of front and rear connecting members (12), which vertically insert the front and rear vertical rails (11) and connect in the expansion and contraction direction,
A plurality of vertical frame members (7) are provided in the vertical direction corresponding to the (13a) and the moving shaft (13b), and the fixed shaft (13a) and the moving shaft (1
3b) is attached between a pair of front and rear connecting members (12), and of the plurality of upper and lower connecting members (12), the connecting member (12) supporting the fixed shaft (13a) is attached to the front and rear vertical rails (11). Fixed and moving axis (13b)
A connecting member (12) for supporting the front and rear vertical bars (11) so as to be vertically slidable.