JPH0640859Y2 - Hanger rails for automatic doors - Google Patents

Description

[Detailed Description of the Invention] << Industrial Application Field >> The present invention relates to a hanger rail for suspending an automatic door so that the door can be opened and closed.

<< Conventional Technology >> As a so-called hanger rail a for hanging a door, which is used in a conventional automatic door, as shown in FIG.
If the rail portion c is formed on a part of the base b made of an aluminum drawing material, or if it is difficult to form the rail portion by drawing, such as iron, as shown in FIG. Of the rail c
Was formed.

<< Problems to be solved by the invention >> Now, in the same figure, the hanger roller f suspending the door e and the hanger rail a on the receiving side are
Due to factors such as the weight of the door, the frequency of opening and closing, the number of years of use, and the number of hanger rollers used, wear will occur spontaneously.

Thus, the hanger roller f and the hanger rail a
If it wears, normal operation cannot be obtained due to deformation of these cross-sectional shapes, unpleasant noise when the door e is running, smooth running, etc. Need to be repaired.

The wear of the hanger roller f can be easily repaired by replacing the roller part. However, when the hanger rail a is worn, in the former conventional example, not only the rail portion c but also the base b is worn. Will have to be replaced.

In the latter case, since the hole for fixing the base b and the square bar c'is required even at the time of production, the square bar c'is required to be accurately drilled. When the hanger rail a is worn out, the rail part must be replaced with respect to the base b by hole drilling or screwing at the site, resulting in extremely poor workability. A great deal of effort and time must be spent.

The present invention has been made in view of the above-mentioned problems of the above-described conventional technology, and the rail member is formed as a member different from the base, and the rail member can be incorporated into the base by one-touch with respect to the base. It can be locked, and by using a simple fastening leg material in this locked state, it can be easily and securely attached without drilling holes in the base and rail members, and rail members due to wear etc. during production The purpose thereof is to enable efficient replacement work and reduce the cost at the time of repair.

<< Means for Solving the Problems >> In order to achieve the above-mentioned object, the present invention provides a rail member,
The rail vertical ribs and the rail horizontal ribs having a rail portion at the front end are formed into a substantially L-shaped side surface. The engine base is provided with a lower rear portion and an upper front portion of the rail vertical rib of the rail member, respectively. There is a receiving plate of the rail member that projects laterally from the lower part of the vertical plate so as to be free, and a horizontal rib that projects laterally from the vertical plate in the upper part of the receiving plate, and is unevenly distributed in the front-rear direction. The locking ribs are provided vertically, and the groove for horizontal groove of the engine base and the rail fastening rib projecting from the front of the rail vertical rib of the rail member are provided in the vertical arrangement so as to face each other. Thereby, a fitting insertion groove of the fastening member is formed, and one member of the fastening tool fitted and inserted in the fitting insertion groove, and the lateral rib and the rail fastening rib on the front surface of the fitting insertion groove. Same as above but with other members By wearing, it is intended to provide a hanger rail for automatic door comprising a fastenable rail member to the engine base.

<< Operation >> The rail member is tilted backward, the rail vertical ribs are inserted from the front of the engine base between the locking ribs arranged vertically, and the rail member is pivoted back to return to the above. The lower rear surface and the upper front portion of the rail vertical ribs are respectively locked to the pair of locking ribs of the engine base, and the rail horizontal ribs of the rail member are horizontally placed on a receiving plate provided below the engine base. Place it so that

By doing so, one member of the fastening tool is engaged with each of the grooved grooves that are provided in opposition to the lateral ribs of the engine base and the rail fastening ribs protruding from the rail vertical ribs of the rail member. The insertable groove that can be formed is elongated in the left-right direction.

Next, the plate-shaped member is fitted into the fitting groove, and at the front of the fitting groove, the lateral rib and the rail fastening rib are brought into contact with another member which is a plate-shaped fastening tool. By contacting and fastening the two members with a screw, the lateral ribs of the engine base and the rail fastening ribs of the rail member are sandwiched and fixed between the two members.

On the other hand, by inserting one member of the fastening tool into the fitting groove, the rail horizontal rib of the rail member is pressed against the receiving plate of the engine base, and the lower rear portion and the upper front portion of the rail vertical rib are The rail member is fixed to the engine base by being engaged with each locking rib of the engine base.

The one member fitted into the fitting groove is a plate-shaped member formed so as to be fitted from the end portion in the left-right direction of the fitting groove, or the center of a plate-shaped member elongated in the uniaxial direction. The screw is fixed to the fitting insertion groove, and the fitting member is inserted into the fitting insertion groove from the front, and the plate member is rotated by the screw so that the major axis direction is fitted in the up and down direction of the fitting insertion groove. What has been done can be used.

Further, as the other member of the fastening tool arranged in front of the fitting groove, a plate member as a member dedicated to fastening, a door stopper mounted on the engine base, or a power switch mounting bracket is used. You can also

Further, when it becomes necessary to replace the rail due to wear or the like, first, the two members of the both fastening fittings are unfastened with screws, and this is removed from the fitting groove or the like.

Next, the rail member is slightly pushed up, and the rail member can be detached from the engine base by pulling forward in this state in a rearwardly tilted posture by a rotating operation.
When a new rail member is attached, it is the same as the above-mentioned work at the time of assembly.

<< Embodiment >> An embodiment of the present invention will be described below with reference to the drawings.

As shown in FIGS. 1 and 2, the engine base 1
Is a vertical plate 1a extending in the longitudinal direction (left-right direction) with a constant width, and a horizontal horizontal plate 1b extending integrally forward from the upper end of the vertical plate 1a. Further, from the lower edge of the vertical plate 1a, a receiving plate 1c for a rail member 2 which will be described later is integrally extended toward the front and is provided on the front surface of the vertical plate 1a. The above-mentioned receiving plate 1c
A lateral rib 1d is integrally formed on the upper part of the vehicle and extends forward, and a driving unit such as a motor or a pulley (not shown) can be attached to the upper surface of the lateral rib 1d. .

On the receiving plate 1c and on the respective facing surfaces of the lateral ribs 1d,
Respective locking ribs 3 and 4 are displaced by a required dimension in the front-rear direction and are longitudinally provided long in the longitudinal plate 1a side of the receiving plate 1c and in the front side of the lateral rib 1d, respectively. A vertical rib engagement / disengagement interval 5 for the rail member 2, which will be described later, is formed between the locking ribs 3 and 4.

Further, in the illustrated example, the rail member 2 can be stably placed in a predetermined state on the front upper portion of the receiving plate 1c,
In addition, in order to perform positioning and fixing of the rail member 2 more reliably, the ridges 6 are provided so as to project along the longitudinal direction. You may form.

Further, by arranging a fastening rib 7 vertically along the longitudinal direction on the front surface of the locking rib 4 on the lower surface of the lateral rib 1d, a downward opening recess is formed between the ribs 4 and 7. Groove 8
Are formed along the longitudinal direction.

Next, the above-mentioned rail member 2 is integrally formed in a substantially L-shaped vertical cross-section by a rail vertical rib 2a and a rail horizontal rib 2b having a rail portion 2c integrally formed on the upper front end. Furthermore, from the front center of the rail vertical rib 2a,
A lateral rail fastening rib 2d is integrally extended forward along the longitudinal direction, and a groove 9 is formed on the upper surface of the rail fastening rib 2d, and a groove 8 is formed in the lateral rib 1d of the engine base 1. When the rail member 2 is incorporated into the engine base 1 as described later, the two concave groove strips 8 and 9 are provided so as to face each other in the vertical direction. A fitting groove 10 for fitting a required member of a fastening tool 12 described later is formed.

Further, in the lower surface of the rail lateral rib 2b of the rail member 2, in the case of the illustrated example, a groove groove 11 into which the protrusion 6 of the engine base 1 can be fitted is provided along the longitudinal direction. .

Here, the engine base 1 and the rail member 2 can be formed by an aluminum drawing material.

Further, as the above-mentioned fastening fastener 12 for fixing the engine base 1 and the rail member 2 as shown in FIGS.
As shown in FIG. 5, FIG. 5 and FIG. 6 (c), one member 13 has a rectangular shape with a long uniaxial direction, and a diagonal line so as to be rotatable in one direction indicated by an arrow g in FIG. A back plate having upper corners formed on the arc surfaces 13a, 13a and having a screw 14 integrally projecting at the center is used, and a front plate as the other member 15 and both members 13, 14 are provided with washers 16. Such as using a nut 17 that is fastened via the like, as shown in FIG. 4, one member 13 which is a rectangular back plate and another member 15 which is a front plate, and these members. It is possible to use, for example, a screw 14 as a screw that is fastened via a washer 16.

As the other member 15 of the former fastener 12, the power switch mounting bracket 15a as shown in FIG. 1 which is naturally mounted on the engine base 1 may be used, or as shown in FIGS.
It is also possible to utilize a door stopper 15b or the like as shown in FIG.

In the hanger rail for the automatic door configured as described above, as shown in FIGS. 6 (a), (b) and (c), the rail member 2 is in the backward tilted posture, and the rail vertical rib 2a is From the front of the engine base 1 is inserted into the engaging / disengaging space 5 between the pair of locking ribs 3 and 4.

Then, the rail member 2 is pivotally returned to bring the vertical rail ribs 2a into a vertical state, so that the lower back portion and the upper front portion of the vertical rail ribs 2a are, as shown in FIG. By engaging with the pair of locking ribs 3 and 4, the movement in the front-rear direction is prevented.

Then, the rail member 2 is pulled downward, the rail lateral ribs 2b are placed on the receiving plate 1c of the engine base 1, and the projecting ridges 6 are fitted into the recessed groove ridges 11. For the time being, it is possible to maintain a normal stable attachment state.

Next, the one member 13 which is the back plate of the fastening tool 12 is engaged with the fitting groove 10 formed between the lateral rib 1d of the engine base 1 and the rail fastening rib 2d of the rail member 2. In the case of the fastener 12 shown in FIG. 3, the back plate is horizontally oriented as shown in FIG. 5 and is inserted into the fitting groove 10 from the front, and then is rotated 90 ° in the direction of the arrow g shown by the screw 14. Then, both ends in the long axis direction are pressed into the fitting groove 10.

As a result, the rail member 2 receives the receiving plate of the engine base 1.
It will be pressed against the upper surface of 1c.

Further, in the case of the fastening tool 12 shown in FIG. 4, the one member 13 is inserted into the fitting insertion groove 10 from its end portion.

Then, the other member 15 which is a front plate is brought into contact with the front surface of the fitting insertion groove 10, and the nut 17 is attached to the screw 14 via the washer 16, or
The two members 13 and 15 are tightened by screwing the screws 14 which are screws into the screw holes 13b of the one member 13, respectively.
Fastening ribs 7 and rail fastening ribs 2d of the rail member 2
And the rail member 2 is fixed to the engine base 1.

In FIG. 1, 18 is a rail part via a hanging metal fitting 19.
2c shows a hanger roller that suspends the door 20 so that it can travel freely, and FIG. 7 shows an example of use when the hanger rail of the present invention is applied to a double-opening automatic door.

<Effects of the Invention> Since the present invention is configured as described above, the rail member formed by pulling out the material and cutting it to the required length can be operated with a simple one-touch operation on the engine base. It is possible to incorporate it, and it is also possible to use the power switch mounting bracket, door stopper, etc. attached to the engine base as a fastening tool, and it is necessary to drill holes after incorporating these members. The rail member can be reliably fixed without slack in the vertical and front-back directions by a simple screwing operation.

In addition, even when the rail member is replaced due to wear due to aged use, the fastening member is simply removed, and in this case, there is no need for drilling holes for fixing, etc. Since there is no intentional drop-off, the work of assembling the engine base and the rail member and the work of exchanging the rail member can be performed easily and quickly.

[Brief description of drawings]

FIG. 1 is a vertical sectional side view of an embodiment showing a hanger rail for an automatic door according to the present invention, and FIG. 2 is a perspective view showing a state in which the fasteners of the embodiment are removed, FIG. 3, FIG. FIG. 5 is a perspective view of a different embodiment showing a fastening tool for fastening an engine base and a rail member in the same hanger rail, and FIG. 5 shows a fixing mode of the engine base and the rail member using the fastening tool shown in FIG. Front explanatory view shown, FIG. 6 (a) (b)
(C) is a vertical cross-sectional side view showing the order of steps when assembling the rail member to the engine base, and FIG. 7 is a partial front view of an automatic door showing a usage example of the same embodiment, FIGS. [Fig. 3] is a vertical side view and a side view, respectively, of a different conventional example shown as a hanger rail for an automatic door. 1 …… Engine base 1a …… Vertical plate 1c …… Retaining plate 1d …… Horizontal rib 2 …… Rail member 2a …… Rail vertical rib 2b …… Rail horizontal rib 2c …… Rail part 2d …… Rail fastening rib 3 , 4 ...... Locking ribs 8,9 ...... Concave groove 10 ...... Fit insertion groove 12 ...... Tightening fitting 13 ...... One member of fastening fitting 14 ...... Screw 15 ...... Other member of fastening fitting

Claims (1)

[Scope of utility model registration request] 1. A rail member is formed in a side surface substantially L-shape by a rail vertical rib and a rail horizontal rib having a rail portion at a front end thereof, and an engine base has a rear surface of the rail vertical rib of the rail member. The lower part and the upper part of the front surface are provided with a receiving plate of the rail member which is laterally projected from the lower part of the vertical plate so that they can be freely attached and detached respectively, and a lateral rib which is located above the receiving plate and laterally projects from the vertical plate. Therefore, the locking ribs that are unevenly distributed in the front-rear direction are vertically provided, and the lateral ribs of the engine base and the rail fastening ribs that project from the front of the rail vertical ribs of the rail member respectively have concave grooves. By forming the fitting insertion groove of the fastening member by arranging the strips in a vertical arrangement, one member of the fastening tool fitted and inserted in this fitting groove and the front face of the fitting insertion groove, Abut on the lateral ribs and rail fastening ribs By screwing the other members of the same fastening garment hanger rail for automatic door comprising a fastenable rail member to the engine base.