JP5738670B2 - Telescopic gate - Google Patents

Description

  The present invention relates to a telescopic gate.

  As a conventional telescopic gate, as shown in Non-Patent Document 1, a guide rail is embedded in the ground, and a guide pin provided at the lower part of the telescopic door is engaged with the guide rail to improve the straightness of the telescopic door. There is. Such a telescopic gate has the advantage that the guide rail does not become an obstacle to the passage of people and cars, but because the guide pin is fixed to the telescopic door so that it protrudes to a position lower than the ground, the contracted telescopic door Thus, there is an inconvenience that the space between the gate pillars is narrowed by the width when the telescopic door is contracted even when fully open.

Catalog issued by Sankyo Tateyama Aluminum Co., Ltd. “Exterior General Catalog” (Catalog No. STX0580A S.11.2-1500), first edition, February, 2001, p. 957-958 (Flat rail type)

  The present invention has been made in view of the circumstances described above, and an object of the present invention is to provide an extendable gate that allows a guide rail to rotate and house a contracted telescopic door without causing a guide or a vehicle to obstruct traffic.

In order to achieve the above object, the telescopic gate according to the invention described in claim 1 comprises a gate post, a telescopic door connected to the gate post so as to be pivotable horizontally, and a guide rail embedded in the ground. There is a guide member that can be freely engaged with and disengaged from the guide rail by the operation of the part, and the guide rail is provided from the base of the gate pillar toward the extending direction of the telescopic door, and has a retaining part that restricts the separation of the guide member. and, have a portion of eliminating retaining portion to Tsumoto side, when the telescopic door is fully contracted, the characterized in that is engaged with the guide rail portion without the retaining portion is the guide member To do.

The telescopic gate according to the invention of claim 2 comprises a gate pole, an telescopic door connected to the gate pillar so as to be pivotable horizontally, and a guide rail embedded in the ground, and the telescopic door is engaged with the guide rail by operating the operation section. It has a removable guide member, and the guide rail has a length that extends over almost the entire length of the extended telescopic door, and is provided from the base of the gate pillar toward the extending direction of the telescopic door, limiting the separation of the guide member And a portion where the retaining portion is eliminated on the hanging base side .

The telescopic gate according to the invention described in claim 3 has the guide member guided by the lattice before and after the telescopic door in addition to the configuration of the invention according to claim 1 or 2 , and is guided at the approximate center of the telescopic door in the expected direction. It has a guide pin which engages with a rail, and has an operation part for raising and lowering a guide member on a lattice on one side in the expected direction.

The telescopic gate according to the first aspect of the invention has a guide rail embedded in the ground, so that the guide rail can be prevented from obstructing traffic for people and vehicles. The door is provided in the direction of extension of the door and has a retaining part that restricts the removal of the guide member. Therefore, when the extendable door is extended, the extendable door can be prevented from lifting and falling, and the guide rail can be suspended. Since there is a part where the retaining part is eliminated on the original side, when the telescopic door is shrunk, the operation part can be operated to pull out the guide member from the guide rail, which allows the shrunk telescopic door to be rotated horizontally. Move to an unobstructed position. Further , since the guide member is engaged with the guide rail when the telescopic door is completely contracted , the telescopic door does not rotate unnecessarily unless the guide member is removed from the guide rail, so that the usability is very good.

The telescopic gate according to the second aspect of the invention has a guide rail embedded in the ground, so that the guide rail can be prevented from obstructing traffic for people and vehicles, and the guide rail can be stretched from the base of the gate pillar. The door is provided in the direction of extension of the door and has a retaining part that restricts the removal of the guide member. Therefore, when the extendable door is extended, the extendable door can be prevented from lifting and falling, and the guide rail can be suspended. Since there is a part where the retaining part is eliminated on the original side, when the telescopic door is shrunk, the operation part can be operated to pull out the guide member from the guide rail, which allows the shrunk telescopic door to be rotated horizontally. Move to an unobstructed position. Also, unless the guide member is removed from the guide rail when it is shrunk, the telescopic door does not rotate unnecessarily, so it is very convenient. Furthermore, since the guide rail is provided over substantially the entire length of the extendable door, it engages with the guide rail regardless of the position of the guide member, and the extendable door engages with the guide rail in any extended state. The telescopic door is stable.

The telescopic gate according to the invention of claim 3 is such that the guide member is guided by the lattice before and after the telescopic door, and has an operation part for raising and lowering the guide member on the lattice on one side in the expected direction. The guide member can be easily lifted and lowered from one side in the prospective direction, so that the operability is good, and the guide member has a guide pin that engages with the guide rail at the approximate center of the telescopic door in the prospective direction. Good running stability.

(A) is a top view which shows one Embodiment of the expansion-contraction gate of this invention, (b) is a front view of the expansion-contraction gate. (A) is a top view of the state which contracted the expansion-contraction door of the expansion-contraction gate, (b) is the same front view. FIG. 2 is a view in the direction of arrow X in FIG. 1. FIG. 4 is a side view of the same lattice as in FIG. 3, showing a state where the telescopic door is contracted and the guide member is removed from the guide rail. It is a side view of the same lattice as FIG. 3, Comprising: The state when raising / lowering a guide member is shown. (A) is AA sectional drawing of FIG. 3, (b) is BB sectional drawing of FIG. (A) is a back view of the base of an operation part, (b) is the side view. (A) is a back view of the knob of an operation part, (b) is the side view. (A) is a top view of a guide rail, (b) is a front view of a guide rail. (A) is CC sectional drawing of FIG. 9, (b) is DD sectional drawing of FIG. 9, (c) is EE sectional drawing of FIG. It is a side view which shows other embodiment of a guide member and an operation part, Comprising: The state which the guide member engaged with the guide rail is shown. It is a Y direction arrow line view of FIG. FIG. 12 is a side view showing a state where the guide member is pulled out from the guide rail by operating the knob of the operation unit in the embodiment shown in FIG. 11. (A) is a front view of the sleeve used for the operation part of embodiment shown in FIG. 11, (b) is a longitudinal cross-sectional view of the sleeve.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1-6 has shown one Embodiment of the expansion-contraction gate of this invention. The telescopic gate is provided at the boundary between a residential site and a road. As shown in FIG. 1, the door-side gate pole 1a and the suspension-side gate pole 1b erected on the ground G, and the gate pillars 1a and 1b. An extendable door 2 that opens and closes the frontage and a guide rail 3 embedded in the ground G over the entire length between the gate pillars 1a and 1b.

  As shown in FIG. 1, the telescopic door 2 has a pantograph-shaped link 10 comprising a door-end side hook 8a and a suspension-side side hook 8b, and a plurality of lattice bodies 9, 9,. Connected to each other and configured to be extendable. A free caster 11 is provided at the lower part of the door-end side cage 8a and the lower part of the intermediate grid body 9, and the intermediate grid body 9 provided with the grid body 9 adjacent to the right of the door-end side cage 8a and the universal caster 11 is provided. A guide member 39 that engages with the guide rail 3 is provided on the lattice body 9 on the right side of the guide body 3. The door end side rod 8a is provided with a pulling handle 12 for opening and closing the telescopic door 2 and a lock (not shown) for engaging with and disengaging from the door side gate pillar 1a. The suspension side rod 8b is connected to the suspension side gate column 1b by a hinge 13 so as to be horizontally rotatable.

  As shown in FIGS. 9 and 10, the guide rail 3 has substantially the same length as the extended telescopic door 2 and is embedded in the ground G so that the upper surface is the same height as the ground G. 14 is fixed to the door-end side gate pillar 1a and the suspension side gate pole 1b. In the guide rail 3, the main rail 3a and the suspension side end rail 3b are connected by a connecting bracket 15, and the length of the suspension side end rail 3b is contracted as shown in FIG. It is slightly longer than the width of the door 2. As shown in FIGS. 3 and 10A, the main rail 3a has a retaining portion 6 projecting inwardly on the upper portion of the groove 16 on which the guide pin 5 provided on the guide member 39 travels. As shown in FIG. 10C, the side end rail 3b is removed by removing the retaining portion 6. As shown in FIG. 9, a guide part 17 in which a retaining portion 6 is formed in a square shape is provided at a connecting portion between the main rail 3a and the suspension side end rail 3b.

  As shown in FIG. 3, the guide member 39 includes guide pins 5 that are engaged with the guide rails 3, guide bars 22 and 22 that are guided by the front and rear grids 7 a and 7 b of the grid body 9, and the front and rear guide bars 22. , 22 and the fixture 20 to which the guide pin 5 is attached. The guide pin 5 is provided at the lower end portion of the screw shaft 18 so as to be rotatable around a vertical axis, and the height can be adjusted by rotating the screw shaft 18 and adjusting the protruding length. The guide pin 5 has a flange portion 19 at the lower end, and the flange portion 19 is caught by the retaining portion 6 in the range of the main rail 3a, and the separation of the guide pin 5 from the guide rail 3 is restricted. The guide pin 5 is provided at the center of the telescopic door 2 in the expected direction.

  As shown in FIG. 6, the front and rear grids 7a and 7b are formed in an approximately U-shaped cross section having an inner side opened by an extruded shape of an aluminum alloy, and a rail portion 21 is formed on the inner side of the rail. A guide bar 22 is provided in the portion 21. The guide bar 22 includes a metal plate-like core material 22a and a resin cover 22b fitted to the core material 22a so as to cover the core material 22a. By contacting the rail part 21 of 7b, it slides up and down smoothly.

  As shown in FIG. 3, the fixture 20 which connected the guide pin 5 is being fixed to the lower end part of the guide bar 22 with the screw 23, and the guide bar 22 is attached to the side surface of the site side of the site side lattice 7b. An operation unit 4 for moving the guide pin 5 up and down by moving it up and down is provided. The operation unit 4 is provided at a height of about 1 m from the ground G so that it can be easily operated without bending the waist. The operation unit 4 is formed at the upper part of the guide bar 22 fixed to the tip of the knob 26, the pedestal 24 fixed to the lattice 7 b, the knob 26 inserted into the upper and lower long holes 25 formed in the pedestal 24, and the knob 26. A pin 28 inserted into the hole 27 and a spring 29 for biasing the knob 26 in a protruding direction are provided. As shown in FIG. 7, the pedestal 24 has grooves 30a and 30b formed at two places on the back side of the upper part and the lower part of the long hole 25. As shown in FIG. 3, when the guide pin 5 is lowered and engaged with the guide rail 3, the protrusion 32 of the knob 26 is formed on the base 24. The movement of the knob 26 is restricted by engaging with the lower groove 30b. In the same way as the site-side grid 7b, the road-side grid 7a is provided with a hole that allows the operation unit 4 to be mounted, and a cover 33 is attached to conceal this, so that the cover 33 and the operation unit 4 can be replaced. The operation unit 4 can also be provided on the road side.

  When the telescopic gate is retracted as shown in FIG. 2 for entering and exiting a person or a car and then the knob 26 of the operation unit 4 is pushed in as shown in FIG. Comes out of the groove 30b of the pedestal 24 so that the knob 26 can be moved up and down, and the suspension side end rail 3b of the guide rail 3 has been removed by removing the stopper 6, so the knob 26 is moved upward. Then, the guide pin 5 is pulled up by the guide bar 22 and the guide pin 5 comes out of the guide rail 3. When the knob 26 is lifted up to the upper limit of the long hole 25 of the pedestal 24 and then released from the knob 26, the protrusion 32 of the knob 26 is locked in the groove 30a on the upper side of the pedestal 24 as shown in FIG. The bar 22 and the guide pin 5 are held at the raised position. After the guide pin 5 is removed from the guide rail 3 in this way, the telescopic door 2 is horizontally rotated through the hinge 13 as shown by a two-dot chain line in FIG. Can be opened cleanly.

  As described above, the telescopic gate is embedded in the ground G so that the guide rail 3 does not protrude from the ground G. Therefore, the guide rail 3 does not become an obstacle to the passage of people and vehicles. It has approximately the same length as the extended telescopic door 2, is provided over the entire length of the frontage between the gate pillars 1a, 1b, and has a retaining portion 6 for restricting the guide pin 5 from being detached from the main rail 3a. Therefore, the telescopic door 2 can be expanded and contracted straight and smoothly along the guide rail 3, and when the telescopic door 2 is extended and the gate is closed, or when the telescopic door 2 is expanded and contracted to open and close the gate, It is possible to prevent the telescopic door 2 from rising or falling. Moreover, since the guide rail 3 is removed by removing the retaining portion 6 of the suspension side end rail 3b, the guide pin 5 is moved from the guide rail 3 by operating the operation portion 4 when the telescopic door 2 is contracted. The retractable telescopic door 2 can be horizontally moved and moved to an unobstructed position. In addition, the retractable door 2 does not rotate unnecessarily unless the guide member 39 is removed from the guide rail 3 when contracted, so that the usability is very good. Further, since the guide pin 5 is provided at the center of the telescopic door 2 in the expected direction, the travel stability of the telescopic door 2 is good, and the guide pin 5 is connected to the guide bar 22 guided to the rail portions 21 of the front and rear lattices 7a and 7b. Therefore, the lifting and lowering operation can be performed smoothly, and the guide pin 5 does not tilt due to friction with the guide rail 3 when the telescopic door 2 is expanded and contracted. Furthermore, since the operation part 4 is provided at a high position where the lattice 7b on the site side is easy to operate, the operation of engaging and disengaging the guide pin 5 with the guide rail 3 can be easily performed from the site side. In addition, the operation of engaging and disengaging the guide pin 5 with the guide rail 3 is performed when the telescopic door 2 is contracted. At this time, as shown in FIG. Good operability. Further, the guide member 39 fixes the guide pin fixture 20 to the lower end portion of the guide bar 22 guided to the rail portions 21 of the front and rear lattices 7 a and 7 b, and moves the guide bar 22 up and down by the knob 26 of the operation unit 4. By doing so, the guide member 39 can be raised and lowered smoothly without tilting or rattling even when operated from one side in the expected direction. Since the guide member 39 has a simple structure, the cost is low. Since the guide rail 3 is provided by being connected to the base of the door end side and the suspension side gate pillars 1a and 1b, it is easy to install the guide rail 3 straight between the gate pillars 1a and 1b. Easy to do.

11 to 13 show another embodiment of the guide member 39 and the operation unit 4. In this embodiment, as shown in FIG. 11, U-shaped receivers 34, 34 are attached to the lower ends of the front and rear grids 7 a, 7 b, and the fixture 20, which connects the guide pins 5, is attached to the front and rear receivers 34. They are connected by shafts 35 and 36 in the prospective direction. The road-side shaft 35 is a circular cross-section shaft, the site-side shaft 36 is a hexagonal cross-section shaft, and a knob 26 is fixed to the end of the site-side shaft 36. . A round shaft portion 36 a is provided by cutting the outer periphery at the tip portion of the site-side shaft 36, and the site-side shaft 36 is biased toward the tip side by a spring 29. As shown in FIG. 14, a hexagonal hole 38 is formed in the sleeve 37 fixed to the site-side receiver 34. As shown in FIG. By inserting the square cross section 36 b, the guide pin 5 is fixed so as not to rotate around the shafts 35 and 36 in a state where the guide pin 5 is engaged with the guide rail 3.
When the knob 26 of the operation unit 4 is pulled from the site side after the telescopic door 2 is contracted, the knob 36 is pulled out from the hexagonal cross section 36b of the shaft 37 as shown in FIG. When the knob 26 can be rotated and the knob 26 is rotated by 60 °, the guide pin 5 rotates around the shafts 35 and 36 as shown by a two-dot chain line in FIG. Thereafter, when the hand is released from the knob 26, the shaft 36 is pulled by the spring 29 and moved to the tip side, the hexagonal cross section 36b of the shaft 36 is fitted into the hexagonal hole 38 of the sleeve 37, and the guide pin 5 Is fixed at the rotated position.

  The present invention is not limited to the embodiments described above. The method of moving the guide member 39 and the form of the operation unit 4 can be changed as appropriate. The operation unit 4 can be provided on both the road side and the site side. The guide rail 3 may have no door tip side portion (portion A in FIG. 1) with respect to the door tip side guide pin 5 in a state where the telescopic door 2 is extended. Further, the guide rail 3 may be one in which the retaining portion 6 is eliminated only in a portion (B portion in FIG. 2) between the door end side and the suspension side guide pins 5 and 5 in a state where the telescopic door 2 is contracted. . The guide rail 3 may be embedded in the ground G in a state of slightly protruding from the ground G. The configuration of the telescopic door 2 itself is arbitrary. In the present invention, in addition to the single-opening telescopic gates as in the embodiment, the double-opening telescopic gates in which the telescopic doors 2 are connected to both gate pillars 1a and 1b so as to be horizontally rotatable, and the telescopic gates for corners. It can also be applied to ones that do not have doorside gates.

1a Toe side gatepost (gatepost)
1b Suspended side gatepost (gatepost)
DESCRIPTION OF SYMBOLS 2 Telescopic door 3 Guide rail 3a Main rail 3b Suspension side end rail 4 Operation part 5 Guide pin 6 Retaining part 7a, 7b Grid 39 Guide member G Ground

Claims (3)

A gate pole, an extendable door connected to the gate pole so as to be pivotable horizontally, and a guide rail embedded in the ground. The extendable door has a guide member that can be engaged with and disengaged from the guide rail by an operation of the operation unit. is is provided with toward the extending direction of the telescopic door from near the base of the pillars has a retaining portion for limiting the disengagement of the guide member, have a portion of eliminating retaining portion to Tsumoto side, telescopic door A telescopic gate , wherein the guide member is engaged with the guide rail at a portion where the retaining portion is eliminated when the guide member is completely contracted . A gate pole, an extendable door connected to the gate pole so as to be pivotable horizontally, and a guide rail embedded in the ground. The extendable door has a guide member that can be engaged with and disengaged from the guide rail by an operation of the operation unit. has a length over substantially the entire length of the extended telescopic doors, is provided with direction from near the base of the pillars in the extension direction of the telescopic door, as well as it has a retaining portion for limiting the disengagement of the guide member, Tsumoto A telescopic gate characterized by having a part that has no retaining part on the side. The guide member is guided by a lattice before and after the telescopic door, and has a guide pin that engages with a guide rail at a substantially central portion in the prospective direction of the telescopic door, and moves the guide member up and down on the lattice on one side of the prospective direction. claim 1 or 2 telescopic gates according characterized in that it has an operation unit for.

Images