JP3235076B2 - 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 that partitions an entrance of a garage or the like.

[0002]

2. Description of the Related Art Conventionally, a telescopic gate that partitions an entrance of a garage or the like is generally locked by being fixed to one of right and left columns installed at the entrance and joined to the other of the columns and locked at the lower end. A movable bar having a car and a movable bar attached to a plurality of vertical bars composed of a pair of front and rear support rods connected to each other by small bars having different inclination directions so as to be extendable and contractible. It is.

[0003]

According to the above-described telescopic gate of the prior art, the connecting means for rotatably connecting the pair of small beams to the vertical beam and the small beams are connected in an intersecting manner. Any of the connecting means, the spacer made of synthetic resin is interposed between a pair of small bars having a different inclination direction and a pair of supporting rods constituting the vertical bar and between the pair of small bars, respectively. A stainless steel pipe is inserted through these central portions, and both ends thereof are fixed to the outer surfaces of the pair of supporting rods or the outer surfaces of the pair of small bars by blind rivets or set screws via washers. Was. For this reason, the conventional telescopic gate has a disadvantage that the head of the washer and the rivet or the set screw is exposed in many places in any of the telescopic states, and the appearance is significantly impaired.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned disadvantages, the present invention relates to a pair of front and rear support rods having a sliding groove between a fixed rod and a movable rod along the inner surface in the longitudinal direction. A plurality of vertical bars are connected to each other by a pair of small bars having different inclination directions, and an expandable and contractible door body is provided, and the small bars are connected to the vertical bars in a fixed state. A stopper member made of a synthetic resin having an engagement opening that is fitted into the support rod, locked at the inner surface position thereof, and opened at the position of the sliding groove; A second shaft made of a synthetic resin having an engaging shaft that engages with the abutting portion, an intervening portion interposed between the support rod and the small beam at the other end, and an engaging hole provided along the center portion. The two spacer members and both ends of the shaft interposed between the pair of small bars penetrate the small bar and have a front end at the front end. It is characterized in that the engagement hole to engage inserted are engaging projecting shaft was composed of a connecting shaft made of synthetic resin respectively.

[0006] In the above, specifically, the stopper member has a fitting portion fitted into the support rod, and has an opening groove vertically opened on the inner surface thereof, and a stopper located inside the opening groove. A locking claw that locks a notch provided at a position of a sliding groove of a support rod;
And a second spacer member is provided on the end face of the interposed portion in contact with the outer surface of the small beam in an umbrella shape by a circumferential groove. The elastic member is provided with the formed elastic portion, and the second spacer member is provided with a split extending in the axial direction.

Further, in the present application, a plurality of vertical rails, each of which includes a pair of front and rear support rods having a sliding groove along the inner surface longitudinal direction between a fixed rod and a movable rod, are provided with a pair of small bars having different inclination directions. In a telescopic gate which is provided with a door body which is connected to each other by a bar so as to be able to expand and contract, a connecting means for rotatably connecting the small bars is fitted at one end into the small bar, and At the end, there is a locking circumferential groove for locking with a locking hole formed on the inner surface of the small bar, and
A third spacer member made of a synthetic resin having an engagement hole along a center portion, and an engagement projection shaft inserted into the engagement hole are provided at both ends of a shaft interposed between the small bars. And a connecting shaft made of synthetic resin.

In the present invention, a plurality of vertical rails comprising a pair of front and rear support rods having sliding grooves along the inner surface longitudinal direction are provided between a fixed rod and a movable rod. In a telescopic gate which is provided with a door body which is connected to each other by a bar so as to be extendable and contractible, a connecting means for slidably connecting the small bar to the vertical bar is provided at one end with a sliding groove of a support rod. Having an engaging circumferential groove slidably engaging with the other end, an intervening portion interposed between the support rod and the small beam at the other end, and an engaging hole provided along the center portion. A first spacer member made of a resin, and a synthetic resin having a pair of small crosspieces and a synthetic resin in which both ends of a shaft penetrate the small crosspieces and have an engagement projection shaft at the tip end for engaging with the engagement hole. A pressure member formed in an umbrella shape by a circumferential groove on an end surface of an interposition portion that abuts the small rail of the first spacer member. It is characterized in that provided.

In the present invention, a plurality of vertical rails comprising a pair of front and rear support rods having a sliding groove along the inner surface longitudinal direction are provided between a fixed rod and a movable rod. In a telescopic gate which is provided with a door body which is connected to each other by a bar so as to be able to expand and contract, a connecting means for connecting the small bar to the vertical bar in a fixed state is fitted in the support rod, and A stopper member made of a synthetic resin having an engagement opening that is locked at the inner surface position and opened at the position of the sliding groove, and an engagement shaft that engages with the engagement opening at one end, and an engagement shaft at the other end. A second spacer member made of a synthetic resin having an interposed portion interposed between the support rod and the small beam and having an engaging hole provided along the center portion, and a second spacer member interposed between the pair of small beams. Synthetic trees in which both ends of a shaft penetrate a small bar and are provided with engaging protruding shafts which are inserted into the engaging holes at the end portions, respectively. Constitutes a connecting shaft made of, and a connecting means for connecting rotatably the small 桟同 workers,
One end is fitted in the small bar, the other end has a locking peripheral groove for locking with a locking hole formed on the inner surface of the small bar, and has an engaging hole along the center. A third spacer member made of a synthetic resin, and a connecting shaft made of a synthetic resin provided with engaging projections inserted into the engagement holes at both ends of a shaft interposed between the small bars. In the above, preferably, the second and third spacer members are provided with splits extending in the axial direction.

[0010] Further, the present invention provides a plurality of vertical rails composed of a pair of front and rear support rods having a sliding groove along the inner surface longitudinal direction between a fixed rod and a movable rod, and a pair of small rails having different inclination directions. In a telescopic gate which is provided with a door body which is connected to each other by a bar so as to be extendable and contractible, a connecting means for slidably connecting the small bar to the vertical bar is provided at one end with a sliding groove of a support rod. Having an engaging circumferential groove slidably engaging with the other end, an intervening portion interposed between the support rod and the small beam at the other end, and an engaging hole provided along the center portion. A first spacer member made of a resin, and a synthetic resin having a pair of small crosspieces and a synthetic resin in which both ends of a shaft penetrate the small crosspieces and have an engagement projection shaft at the tip end for engaging with the engagement hole. A connecting means for connecting the small beam to the vertical beam in a fixed state is fitted into the support rod and locked at the inner surface position thereof. It is, and the stopper member made of synthetic resin having an engageable opening portion which is open at the position of the sliding groove,
One end having an engaging shaft portion for engaging with the engaging opening, and the other end integrally having an intervening portion interposed between the support rod and the small bar, and having an engaging hole provided along the center portion. A second spacer member made of resin and engaging projection shafts are provided at both ends of a shaft interposed between the pair of small bars, and penetrate the small bars and are inserted into the engagement holes at the distal ends. And a connecting shaft slidably engaging one end with the sliding groove of the supporting rod at one end. A first spacer member made of a synthetic resin having a circumferential groove, having an intervening portion interposed between the supporting rod and the small crosspiece at the other end, and having an engaging hole provided along the center portion; A connecting member made of a synthetic resin having a shaft interposed between a pair of small rails, penetrating the small rail at both ends thereof, and having an engagement protruding shaft provided at a tip portion to be engaged with the engagement hole. The first spacer member has an umbrella-shaped resilient piece formed by a circumferential groove on the end face of the interposed portion that comes into contact with the small crosspiece of the first spacer member. Each spacer member is provided with a slit extending in the axial direction.

Each of the connecting shafts has a through hole along the center thereof.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 shows a pillar 1 standing at an entrance of a garage or the like.
1 shows a front view of a state in which the telescopic gate of the present application is arranged in an unfolded state between the telescopic gate 1 and a fixed rod 2 attached to one of the columns 1 and a handle 3 joined to the other column 1.
The vertical bar 6 is interconnected by small bars 7 and 8 having different inclination directions between the movable bar 5 which is locked and unlocked by the turning operation of the movable bar 5 and the movable wheel 5 provided with the free wheel 4 at the lower end. This is a configuration in which a telescopic door 9 is attached.

The vertical bar 6 has a pair of supporting rods 6a and 6b which are formed in a downward U-shape and are long downward, and each of the supporting rods 6a and 6b is formed of a metal pipe having a rectangular cross section.
A sliding groove 11 is formed on the inner surface along the longitudinal direction, leaving a bent rib 10 at the front and back.

Each of the small bars 7 and 8 is formed of a metal pipe having a rectangular shape in cross section and has an opening 12 at a connecting position in the longitudinal direction.

FIG. 2 is a cross-sectional view of a sliding connection portion A in FIG. 1 in which a pair of left and right small bars 7, 8 having different inclination directions with respect to the vertical bar 6 are slidably connected in the vertical direction. Is shown.

The connecting means at the sliding connection point A is as follows:
The outer end is slidably attached to the inner surfaces of the supporting bars 6a, 6b of the vertical bar 6, and the inner end is a synthetic resin second member interposed between the supporting bars 6a, 6b and the small bars 7, 8. 1 spacer member 15
And a first synthetic resin shaft penetrating through circular openings 12 provided in the small bars 7 and 8 at both ends, and provided with engaging projection shafts 16 at the ends to engage with the first spacer members 15 respectively. And the connecting shaft 17.

More specifically, the first spacer member 1
5 is a fitting portion 15 on the outer periphery of the outer end as shown in FIGS.
In addition to having an engagement peripheral groove 20 slidably engaged with the bent rib 10 of the vertical bar 6 except for a, the support rods 6a and 6b and the small bar 7 , 8 are provided integrally with each other, and an engaging hole 22 having a locking step 21 having a slightly smaller diameter in an intermediate portion is provided through the center portion along the center portion. In addition, it has a cross-shaped crevice 23 extending from the inner end to the outer end so as to retain the restoring elasticity.

As shown in FIG. 5, the first connecting shaft 17 penetrates through the openings 12 of the small bars 7, 8 at both ends of a cylindrical shaft body 25, and has the engaging hole 22 at its tip. And the engaging projections 16 each having a small-diameter locking step portion 26 which is engaged with the locking step portion 21 at an intermediate position. In addition, a through hole 27 is provided to enhance the cooling effect during resin molding.

Therefore, a pair of small bars 7 and 8 on the left and right sides are connected to the first connecting shaft 17 and the first spacer 1 with respect to the vertical bar 6.
5, the first spacer 15 slides along the longitudinal direction of the vertical bar 6 with the opening and closing operation of the telescopic gate.

FIG. 6 shows a pair of left and right small beams 7, 8 having different inclination directions with respect to the lower end of the vertical rod 6 in FIG. Is a cross-sectional view of a fixed connection point B portion forming the following.

The connecting means at the fixed connecting point B is as follows:
A stopper member 30 made of a synthetic resin fitted into the support rods 6a and 6b of the vertical rail 6 and fixed to the bending rib 10, an outer end of the stopper member 30 is engaged, and an inner end is supported. Rod 6
a, 6b and a second spacer member 31 made of synthetic resin interposed between the small bars 7, 8 and the opening 12 provided in the small bars 7, 8 at both ends, and the tip is the second spacer member 31. And a connecting shaft 33 made of synthetic resin provided with an engaging projection 32 for engaging with the second spacer member 31. In this example, the connecting shaft 33 and the connecting shaft 17 at the sliding connection point A are the same. It has a configuration.

The stopper member 30 is, specifically,
As shown in FIGS.
5 and 35 and a partition 36 for partitioning an intermediate portion thereof are integrally formed to form a block-shaped molded body having a size to be fitted into the supporting rods 6a and 6b, and an inner surface of the molded body. In the lower half portion, an opening groove 37 that opens in the vertical direction so as to retain the restoring elasticity at the center position in the width direction, and a side extending along both side edges of the opening groove 37 and a side opposite to the opening groove 37. A notch 13 provided at the edge of the bent rib 10 of the support rod 6a, 6b
A top 40 having a ridge 39 having a locking claw 38 for locking the upper surface of the molded body is provided in a symmetrical manner. A pair of left and right contact portions 42 having a curved receiving portion 41, and left and right side portions 3
5 and 35 extend from the upper end of the inner surface of each of the arcs forming the receiving portion 41 in the direction of the center of the arc, and have the receiving portion 4
1 and a pair of right and left abutting pieces 44 having a receiving portion 43 curved along the same arc as that of the first and second abutting pieces 45, respectively. A space 46 is formed between the partition 36 and the partition 36 so as to allow an end 50 of the second spacer member 31 to be described later.

Therefore, in the stopper member 30 thus configured, the hill portions 39, 39 are exposed from the sliding grooves 11 in a state where the stopper members 30 are fitted into the support rods 6a, 6b.
8 engages with the notch 13 to support the support rod 6 as shown in FIG.
The stopper member 30 is fixed to a and 6b.

As shown in FIGS. 11 and 12, the second spacer member 31 has a large-diameter end portion 50 interposed in the space 46 of the stopper member 30, as shown in FIGS.
And a small-diameter engaging portion 51 that engages with the engaging opening portion 45. The inner end portion has a flange portion 52a having a thickness that closes the opening groove 12 of the supporting rods 6a and 6b. It has an interposition portion 53 composed of a small-diameter contact portion 52b that comes into contact with the outer surfaces of the small bars 7 and 8, and has a small-diameter locking step portion 5 at an intermediate position along the center.
4 is formed through the engagement hole 55,
A cross-shaped split groove 56 extending from the interposition portion 53 toward the end portion 50 is provided so as to retain the restoration elasticity.

FIG. 13 is a sectional view of a connecting portion C in FIG. 1 for connecting the small bars 7, 8 having different inclination directions to each other so as to be rotatable in an intersecting manner.

The connecting means at the connecting point C is such that the outer end is fitted into the small rails 7, 8 and the inner end is locked with the locking holes 60 provided on the inner surfaces of the small rails 7, 8. A second synthetic resin member having a third spacer member 61 made of resin and an engaging protrusion 62 at both ends for engaging with the third spacer member 61.
And a connecting shaft 63.

Specifically, the third spacer member 6
As shown in FIGS. 14 and 15, 1 has a flange 64 at the inner end and a locking peripheral groove 65 for locking into a locking hole 60 provided on the inner surface of the small crossbars 7 and 8, and an outer end portion. A small-diameter fitting portion 66 fitted into the small rails 7 and 8, and an engaging hole 68 having a locking step 67 in the middle along the center portion is provided so as to penetrate therethrough; A cross-shaped split 69 extending inward from the outer end surface is provided so as to retain the restoring elasticity.

The second connecting shaft 63 is connected to the
As shown by 6, a locking step 71 that locks with the locking step 67 is provided at both ends of a cylindrical shaft 70 interposed between the small bars 7 and 8. An engaging projection 72 is inserted into the mating hole 68, and a through hole 73 is provided to prevent deformation along the center and to enhance the cooling effect during resin molding.

Therefore, the pair of small bars 7, 8 having different inclination directions are rotatably connected in an intersecting manner.

The sliding connection point A in FIG.
In the portion, the small bars 7, 8 are connected to the vertical bar 6 so as to be rotatable in an intersecting manner, and slide vertically in accordance with the opening / closing operation of the telescopic gate. The small bars 7, 8 are fixed to the vertical bar 6 in such a manner that the small bars 7, 8 are rotatably connected in an intersecting manner. Further, in the connecting portion C, the small crossbars 7 and 8 are connected rotatably in an intersecting manner.

FIGS. 17 and 18 show another embodiment in which the connecting means at the sliding connection point A to the fixed connection point B is prevented from rattling.

FIG. 17 shows the structure of the first spacer member 15.
An umbrella-shaped resilient pressure piece 76 is integrally formed in the inner space through a circumferential groove 75, and the resilient pressure piece 76 is pressed against the outer surfaces of the small bars 7 and 8.

FIG. 18 shows an umbrella-shaped resilient pressure piece 77 formed integrally with the inner end of the second spacer member 31 via a peripheral groove 76, and this resilient pressure piece 77 is pressed against the outer surfaces of the small bars 7, 8. Shows the case.

Therefore, according to these configurations, the umbrella-shaped resilient pressure pieces 76 to 77 formed on the inner end surfaces of the first and second spacer members 15 to 31 are pressed against the outer surfaces of the small bars 7 and 8 in a connected state. As a result, rattling in the connecting direction is prevented.

In the embodiment of the present invention, the telescopic gate including the structure for connecting the small bars 7 and 8 is shown. However, the small bars 7 and 8 are crossed in an X-shape, and the crossed portions are connected to the supporting rods 6a and 6b. While being connected in a fixed state, both ends of the small bars 7 and 8 are respectively supported by support rods 6a and
6b slidably connected to a telescopic gate,
The configuration of the connecting portion C is omitted.

[0036]

As described above in detail, according to the invention of the present application, at a place where a pair of small beams are fixedly connected to the vertical rod so as to be rotatable, the small beams are located on the outer side surfaces of the vertical beams and between the small beams. In the place where the heads of the small crosspiece are connected to each other, the head of the washer and the screw member is not exposed as in the related art. Both the stopper member, the spacer member and the connecting shaft are made of synthetic resin, and by utilizing the elasticity of the synthetic resin, the engaging shaft portion provided on the spacer member with respect to the engaging opening provided on the stopper member, In addition, since the engagement protrusions provided on the connection shaft are respectively engaged with the engagement holes provided in the spacer member, there is an advantage that the connection operation can be easily performed.

In particular, according to the structure of the second aspect, the engagement between the notch and the engaging claw can be reliably obtained by the elasticity generated by the formation of the opening groove, and the engagement opening is formed by the plurality of contacting pieces. By being formed, there is an advantage that engagement with the spacer member can be facilitated.

According to the third and eighth aspects of the present invention,
The formation of the resilient piece has an advantage that play in the connecting direction can be prevented.

According to the fourth and seventh aspects of the present invention,
Since the elastic deformation is generated by the formation of the split, there is an advantage that the engagement with the engagement protruding shaft is ensured.

Further, according to the structure of the tenth aspect, there is an advantage that the formation of the through hole can prevent deformation and enhance a cooling effect at the time of resin molding.

[Brief description of the drawings]

FIG. 1 is a front view showing a deployed state.

FIG. 2 is a sectional view of a sliding connection point.

FIG. 3 is a partially cutaway side view of a first spacer member.

FIG. 4 is an end view of FIG.

FIG. 5 is a half sectional side view of a first connection shaft with an intermediate portion omitted.

FIG. 6 is a sectional view of a fixed connection point.

FIG. 7 is an inner view of the stopper member.

FIG. 8 is a sectional side view of the same.

FIG. 9 is an end view of the same.

FIG. 10 is an inner view of a state where a stopper member is attached to a support rod.

FIG. 11 is a half cutaway side view of a second spacer member.

FIG. 12 is an end view of the same.

FIG. 13 is a cross-sectional view of a connecting portion between small crossbars.

FIG. 14 is a half cutaway side view of a third spacer member.

FIG. 15 is an end view of the same.

FIG. 16 is a half-cut side view of a second connecting shaft with an intermediate portion omitted.

FIG. 17 is a half-cut side view showing another embodiment in a state where the first spacer member is connected.

FIG. 18 is a half sectional side view showing another embodiment in a state where the second spacer member is connected.

[Explanation of symbols]

 6 Vertical bar 6a, 6b Supporting rod 7, 8 Small bar 9 Door body 11 Sliding groove 12 Opening hole 13 Notch 15 First spacer member 16, 32, 72 Protruding shaft 17 First connection shaft 20 Engagement Peripheral groove 21, 26, 54, 67, 71 Locking step 22 Engagement hole 23, 56, 69 Split 25, 70 Shaft 27 Through hole 30 Stopper member 31 Second spacer member 35 Side piece 36 Partition piece 37 Opening groove 38 Locking claw 41,43 Receiving part 42,44 Contact part piece 45 Engaging port part 51 Engaging part 52 Intervening part 55 Engaging hole 60 Locking hole 61 Third spacer member 63 Second connecting shaft 65 Locking peripheral groove 66 Fitting part 68 Engagement hole

Claims (10)

(57) [Claims] 1. A plurality of vertical rails comprising a pair of front and rear support rods having sliding grooves along the inner surface longitudinal direction between a fixed rod and a movable rod by a pair of small rails having different inclination directions. In a telescopic gate, which is provided with a door body which is connected to each other and configured to be extendable and contractable, a connecting means for connecting a small cross to a vertical cross in a fixed state is fitted in a support rod, and an inner surface position thereof is provided. A stopper member made of synthetic resin having an engagement opening that opens at the position of the sliding groove, an engagement shaft that engages with the engagement opening at one end, and a support rod at the other end. A second spacer member made of a synthetic resin having an interposed portion interposed between the first and second small bars and having an engaging hole provided along a center portion, and a shaft interposed between the pair of small bars. At both ends of the link made of synthetic resin, penetrating the small bar, and provided at each end with an engagement protruding shaft inserted into the engagement hole. A telescopic gate, comprising a tie shaft. 2. The stopper member has a fitting portion fitted into the support rod, and has an opening groove that opens in the vertical direction on the inner surface thereof, and the stopper slides inside the opening groove. 2. The telescopic gate according to claim 1, further comprising a locking claw for locking the notch provided at the groove position, and an engaging opening formed by arranging a plurality of abutting pieces in an annular shape. 3. The telescoping gate door according to claim 1, wherein the second spacer member is provided with an umbrella-shaped resilient portion formed in an umbrella shape by a circumferential groove on an end face of the interposed portion abutting on the outer surface of the small beam. 4. The telescopic gate according to claim 1, wherein the second spacer member is provided with a split extending in the axial direction. 5. A plurality of vertical rails comprising a pair of front and rear support rods having a sliding groove along the inner surface longitudinal direction between a fixed rod and a moving rod by a pair of small rails having different inclination directions. In a telescopic gate which is provided with a door body which is connected to each other and configured to be extendable and contractible, a connecting means for rotatably connecting the small crossbars has one end fitted into the small crossbar and the other end connected thereto. A third spacer member made of synthetic resin having a locking circumferential groove for locking with a locking hole formed on the inner surface of the small rail, and having an engagement hole along the center; And a connecting shaft made of a synthetic resin having an engaging protruding shaft inserted into the engaging hole at both ends of a shaft body interposed therebetween. 6. A connecting means for rotatably connecting the small beams to one another, wherein one end is fitted into the small beam and the other end is engaged with a locking hole formed in the inner surface of the small beam. A third spacer member made of a synthetic resin having a circumferential groove and having an engagement hole along a center portion, and is inserted into the engagement hole at both ends of a shaft interposed between the small bars. And a connection shaft made of synthetic resin provided with each of the engagement protrusion shafts.
The telescopic gate according to 2, 3 or 4. 7. The telescopic gate according to claim 5, wherein the third spacer member is provided with a split extending in the axial direction. 8. A plurality of vertical rails comprising a pair of front and rear support rods having a sliding groove along the inner surface longitudinal direction between a fixed rod and a movable rod by a pair of small rails having different inclination directions. In a telescopic gate provided with a door body which is interconnected and configured to be extendable and contractible, a connecting means for slidably connecting a small beam to a vertical beam is slidable at one end into a sliding groove of a supporting rod. A synthetic resin having an engaging circumferential groove movably engaged, having an intervening portion interposed between the support rod and the small beam at the other end, and having an engaging hole provided along the center portion; And a first spacer member and a synthetic resin having a pair of small bars and a synthetic resin in which both ends of a shaft body penetrate through the small bars and are provided with engaging projections at their distal ends to engage with the engagement holes. A pressure member formed in an umbrella shape by a circumferential groove is provided on an end surface of the interposed portion which is constituted by a shaft and an outer surface of the small rail of the first spacer member. A telescopic gate that is characterized by being radiated. 9. A connecting means for slidably connecting a small beam to a vertical beam, an engagement peripheral groove slidably engaging a sliding groove of a supporting rod at one end, and a connecting groove at the other end. A first spacer member made of a synthetic resin having an interposed portion interposed between the support rod and the small beam and having an engagement hole provided along a center portion; and a shaft interposed between the pair of small beams. A connecting shaft made of a synthetic resin having penetrating through a small bar at both ends of the body and having an engaging protruding shaft provided at the tip end thereof for engaging with the engaging hole; An elastic member formed in an umbrella shape by a circumferential groove is provided on an end face of the interposed portion in contact therewith.
6. The telescopic gate according to 6 or 7. 10. The telescopic gate according to claim 1, wherein a through-hole is provided along a center portion of the connecting shaft.