JP6505276B2 - Anti-fall metal fittings for automatic doors - Google Patents

Description

  [0001] The present invention relates to a fall stopper for an automatic door that prevents the engine case from tilting.

2. Description of the Related Art Some automatic doors have an engine case in which a drive unit for opening and closing the door is incorporated, and the engine case is incorporated in a main body frame.
In this way, the automatic door with the engine case built into the main body frame has the weight of the door or the frequent opening and closing operation of the door or the entire length of the guide rail for traveling by hanging the door elongated As a result, the engine case was inclined to the side where the door was hung, causing vibration and noise.
For this reason, for example, Patent Document 1 proposes a mounting structure of an automatic door engine unit capable of preventing the inclination of the engine case.

  The mounting structure of the engine unit for an automatic door described in Patent Document 1 is configured to fix a plurality of places of the engine case to the blind (body frame).

Patent No. 4789153 gazette

  However, the mounting structure of the engine unit for an automatic door described in Patent Document 1 has to fix a plurality of locations of the engine case to the main body frame with fasteners such as screws, and the work of mounting the engine case in the main body frame is In addition, there is a problem that the fixing position by the fastener of the engine case has to correspond to the main body frame having different specifications depending on various manufacturers, and the versatility of the engine case is deteriorated.

  The present invention has been made in view of the above, and an engine case can be incorporated in a state in which tilting with respect to a main body frame of various specifications is prevented, and moreover, an operation of attaching the engine case to the main body frame It is an object of the present invention to provide a fall-stop fitting for an automatic door, which is easy.

In order to solve the problems described above and to achieve the object, in the fall-preventing metal fitting for an automatic door according to claim 1 of the present invention, an engine case attached with a drive unit for opening and closing the door is incorporated in the main body frame. And a vertical fixing plate portion fixed along a vertical wall of the engine case, and the engine case from the vertical direction. It becomes a supporting portion between the vertical fixing plate and the body frame so as to prevent tilting, and the position of the abutment portion against the body frame can be adjusted according to different specifications of the body frame. And a vertical plate portion provided with the abutting portion at one end portion, the vertical plate portion and the vertical plate portion. A butting position adjusting member for adjusting the position of the butting portion on the main body frame by bringing the abutment surface into contact with the vertical fixing plate portion so as to adjust the angle or distance between the parts; And the vertical fixing plate portion has a wider area than the contact surface of the butting position adjusting member so as to disperse the load applied to the portion where the butting position adjusting member is abutted. In addition to the portion fixed by the fixing member to the vertical wall, it is characterized in that it is set so as to have a portion to be in contact with the vertical wall.

  Further, in the anti-falling metal fitting for an automatic door according to claim 2 of the present invention, in the above-mentioned invention, the supporting portion has a hinge which becomes a portion where the bent plate-like member is connected to the vertical fixing plate portion. And a screw inserted through a screw hole formed in a counter plate portion which is a portion facing the vertical fixing plate portion of the bending plate-like member in a state where the butting position adjusting member closes the hinge. And the angle of the opposing plate portion relative to the vertical fixing plate portion is adjusted by adjusting the amount by which the opposing plate portion of the screw inserted in the screw hole protrudes from the surface on the vertical fixing plate portion side. The position of the abutment portion is adjusted.

  Further, in the fall stopper according to the third aspect of the present invention, in the above invention, the butting position adjusting member is a portion which is a portion facing the vertical fixing plate portion of the bending plate member. One or a plurality of spacer plates held between the plate portion and the vertical fixing plate portion, and the number of the spacer plates held between the opposing plate portion and the vertical fixing plate portion is adjusted As a result, the position of the abutment portion is adjusted.

In the anti-fall fitting for an automatic door according to a fourth aspect of the present invention, in the above invention, the vertical fixing plate portion is a vertical plate portion fixed along a vertical direction wall of the engine case; And a pair of pivotally supporting pieces that are provided to project in a tongue-like shape from the lower surface of the plate portion and rotatably support the bent plate-like member, and the bent plate-like member A pair of groove portions into which each of the rotation support pieces of the pair of rotation support pieces can be inserted is formed on both end edge surfaces, and the pair of rotation support pieces is inserted into the pair of grooves. It has a counter plate part arranged to be opposed to a vertical plate part, and the butting position adjustment member is a screw inserted into a screw hole formed through in the counter plate part, and the vertical plate of the counter plate part Of the opposite plate portion of the screw inserted into the screw hole. By being adjusted by the protrusion amount from the surface of the plate portion, characterized in that the position of the abutment portion is adjusted.
Further, in the anti-fall fitting for an automatic door according to a fifth aspect of the present invention, in the above-mentioned invention, in the bending plate-like members, the pair of groove portions are separated from each other along the both end edge surfaces of the opposing plate portion. It is characterized in that it is provided at a plurality of locations.

  According to a first aspect of the present invention, there is provided an anti-tamper according to the first aspect of the present invention, wherein the vertical portion is fixed along the vertical wall of the engine case so as to prevent the engine case from tilting from the vertical direction. The position of the butting portion on the main body frame can be adjusted according to the different specifications of the main body frame, and the abutting portion is a tension portion between the plate portion and the main body frame. Since it is not necessary to fix to the main body frame by fixing members such as screws, the engine case can be built in a state in which tilting to the main body frame of various specifications is prevented, and moreover, the engine case to the main body frame Installation work is easy.

  According to a second aspect of the present invention, there is provided a fall stopper according to the second aspect of the present invention, in which the angle of the opposing plate with respect to the vertical fixing plate can be freely changed by opening and closing the hinge, and the opposing plate of the screw Since the angle is adjusted by the amount of projection of the plate from the surface on the vertical fixing plate side, the angle of the opposing plate to the vertical fixing plate can be easily adjusted by the screw, and as a result, The position of the butting portion can be easily adjusted according to different specifications of the body frame.

  According to a third aspect of the present invention, there is provided a fall fitting for an automatic door, wherein the spacer plate and the vertical plate are perpendicular to each other by one or more of the spacer plates sandwiched between the counter plate portion and the vertical fixing plate portion. The distance from the fixing plate can be easily adjusted, and as a result, the position of the abutment portion can be easily adjusted according to different specifications of the main body frame.

  In the anti-falling metal fitting for an automatic door according to a fourth aspect of the present invention, when the pair of pivoting support pieces are fitted into the pair of groove portions, the supporting portion is fixed to the vertical fixing plate portion. The pair of pivotally supporting pieces can be pivoted as a supporting portion, and the angle of the opposing plate with respect to the vertical fixing plate can be freely changed without the need for a hinge, and the opposing of the screw can be prevented. The angle is adjusted by the amount of protrusion of the plate from the surface on the vertical fixing plate side, so that the angle of the opposing plate to the vertical fixing plate can be easily adjusted by the screw. In addition, the position of the butting portion can be easily adjusted according to different specifications of the main body frame while suppressing the cost of parts.

  In the anti-falling clasp for an automatic door according to a fifth aspect of the present invention, since the pair of groove portions are provided at a plurality of places separated from each other along the both end edge surfaces of the opposing plate portion, the vertical fixing plate In addition to the adjustment of the angle of the opposing plate portion with respect to the portion, the pair of groove portions of any of the plurality of pair of groove portions is selected to select the assembling position of the tension portion to the vertical fixing plate portion By adjusting, the position of the abutting portion can be adjusted in a wider adjustment range, and as a result, it can be applied to the body frame of more specification.

FIG. 1 is a view schematically showing an automatic door to which a fall stopper for an automatic door according to a first embodiment of the present invention is attached. FIG. 2 is a cross-sectional view of the vicinity of the engine case of the automatic door shown in FIG. FIG. 3 is a view for explaining the procedure for attaching the automatic door fall stopper shown in FIG. 1 to the engine case. FIG. 4 is a view showing the vicinity of a fall-stop fitting for an automatic door of the automatic door with the inspection cover removed. FIG. 5 is a perspective view of (a) viewed from the outside of the anti-tamper for the automatic door shown in FIG. 1, and (b) is a perspective view of the anti-tamper for the automatic door shown in FIG. FIG. FIGS. 6A and 6B are diagrams showing a state in which an anti-falling metal fitting for an automatic door is attached to an engine case built in a main body frame having different specifications in (a) and (b). FIG. 7 is a cross-sectional view of the vicinity of the engine case of the automatic door to which the anti-tamper for the automatic door according to the modification is attached. FIG. 8 is a cross-sectional view of the vicinity of the engine case of the automatic door to which the anti-falling clasp for an automatic door according to the second embodiment is attached. FIG. 9 is a view for explaining the procedure for attaching the automatic door fall stopper shown in FIG. 8 to the engine case. FIG. 10 is a cross-sectional view of the vicinity of the engine case of the automatic door to which the anti-falling clasp for an automatic door according to the third embodiment is attached. FIG. 11 is an exploded perspective view of the anti-falling clasp for automatic doors shown in FIG. FIG. 12 is a view for explaining the procedure for attaching the automatic door fall stopper shown in FIG. 10 to the engine case. FIG. 13 is an exploded perspective view of a fall stopper 5 for an automatic door according to a first modification. FIG. 14 is an exploded perspective view of a fall stopper for an automatic door according to a second modification. FIG. 15 is a perspective view of the strut shown in FIG. FIG. 16 is a view for explaining a countermeasure method in the case where it is not possible to abut the fall stopper for an automatic door on the main body frame.

  Hereinafter, with reference to the drawings, a preferred embodiment of the anti-falling metal fitting for an automatic door according to the present invention will be described in detail.

FIG. 1 is a view schematically showing an automatic door 100 to which a fall stopper 1 for an automatic door according to a first embodiment of the present invention is attached.
FIG. 1 is a view showing a state in which the inspection cover 12 is removed so that the drive unit 26 at the upper part of the automatic door 100 can be seen.
FIG. 2 is a cross-sectional view of the vicinity of the engine case 21 of the automatic door 100 shown in FIG. FIG. 3 is a view for explaining the procedure for attaching the automatic door anti-fall fitting 1 shown in FIG. 1 to the engine case 21. As shown in FIG. FIG. 4 is a view showing the vicinity of the anti-falling metal fitting 1 of the automatic door 100 in a state where the inspection cover 12 is removed. FIG. 5 is a perspective view of the anti-tamper anti-falling metal fitting 1 shown in FIG. 1A as viewed from the outside, and FIG. FIG. FIG. 6 is a view showing a state where the automatic door anti-fall fitting 1 is attached to the engine case 21 built in the main body frame 10 having different specifications in (a) and (b).
As shown in FIGS. 1 and 2, the automatic door 100 to which the anti-falling clasp 1 for an automatic door according to the first embodiment of the present invention is attached opens and closes the main body frame 10 constituting the frame of the automatic door 100 and the door 11. An engine unit 20 having a drive unit 26 for driving the vehicle, a door 11 which is opened and closed by the engine unit 20, and an inspection cover 12.

The main body frame 10 is made of, for example, an aluminum material, and is disassembled into a plurality of parts in consideration of assemblability.
As such a main body frame 10, ones having different specifications are sold by a plurality of manufacturers.

  In the engine unit 20, a drive pulley 22 connected to a motor (not shown) and a driven pulley 23 disposed at a position separated from the drive pulley 22 are rotatably attached to the engine case 21 as a drive unit 26. It is done.

  A belt 24 is stretched over the drive pulley 22 and the driven pulley 23, and the door 11 is attached to the belt 24 via a connector 25.

The engine case 21 is disposed along a vertically extending frame portion of the main body frame 10 and a guide rail 21a for horizontally guiding the movement of the door wheel 25a provided on the connector 25 as shown in FIG. And a vertical wall 21b.
The vertical direction wall 21b is provided with a fixing screw holding portion 21c for holding a fixing screw 21d for fixing an object to be attached such as the automatic door fall stopper 1 etc. horizontally movably.
In addition, a mechanism related to the opening and closing drive of the door 11, such as a control unit (not shown) and the like, is attached to the engine case 21.

  The inspection cover 12 is a cover for closing an inspection opening provided on the upper part of the automatic door 100 in which the engine unit 20 is disposed.

Hereinafter, the fall preventing fitting 1 for automatic doors which concerns on Example 1 of this invention is demonstrated in detail.
A vertical fixing plate portion 30 fixed along the vertical direction wall 21b of the engine case 21 and a vertical fixing plate portion 30 for preventing the engine case 21 from tilting from the vertical direction. And a tension portion 40 provided between the body frame 10 and the position of the abutting portion P on the body frame 10 being adjustable in accordance with different specifications of the body frame 10 Become.

The vertical fixing plate portion 30 is formed of a substantially rectangular metal plate-like member, and as shown in FIG. 5 (b), a pair of fixing portions cut inward from both end edge surfaces for inserting the fixing screws 21d. The groove 31 is formed.
As shown in FIG. 3, in the vertical fixing plate portion 30, two fixing screws 21 d held by the fixing screw holding portions 21 c provided on the vertical direction wall 21 b of the engine case 21 are inserted into the respective fixing grooves 31. It is fixed to the vertical direction wall 21b by fastening the nut 21e to the fixing screw 21d in the inserted state.

Further, the vertical fixing plate portion 30 has a function of dispersing the load by receiving the force applied from the supporting portion 40 by a surface so as to prevent the inclination of the engine case 21.
Therefore, the vertical fixing plate portion 30 functions to prevent the deformation of the portion of the main body frame 10 in contact with the vertical fixing plate portion 30 and to correct the bending of the main body frame 10.
Such a vertical fixing plate portion 30 can enhance the effect of preventing the deformation and bending of the main body frame 10 as the area is wider.

  The supporting portion 40 includes a bending plate-like portion 41, a hinge 42, and a butting position adjusting portion 43.

The bending plate-like portion 41 is formed by bending a plate-like member such that a butting portion P against the main body frame 10 is provided at one end.
More specifically, the bending plate-like portion 41 has a facing plate portion 41a which is a portion facing the vertical fixing plate portion 30 with the hinge 42 closed, and a belt 24 or the like from the upper end portion of the facing plate portion 41a. An abutment plate portion 41b which is a portion extended while being bent in a crank shape so as to avoid interference with each part in the main body frame 10, and the tip end portion is an abutting portion P against the main body frame 10; Become.

The hinge 42 is a portion where the bending plate portion 41 is connected to the vertical fixing plate portion 30.
The hinge 42 is realized by using a commercially available one.
As described above, by connecting the vertical fixing plate portion 30 and the supporting portion 40 with the hinge 42, the opposing plate portion 41a of the supporting portion 40 can be inclined at an arbitrary angle with respect to the vertical fixing plate portion 30. .

  The butting position adjusting unit 43 has a screw hole 43a formed through the opposing plate portion 41a which is a portion opposed to the vertical fixing plate portion 30 of the bending plate-like portion 41 with the hinge 42 closed, and a screw hole 43a. And a screw 43b inserted into the

The butting position adjusting portion 43 is such that the angle of the opposing plate portion 41a with respect to the vertical fixing plate portion 30 is an amount of protrusion of the screw 43b inserted into the screw hole 43a from the surface of the opposing plate portion 41a on the vertical fixing plate portion 30 side. By the adjustment, the position of the abutting portion P is adjusted.
More specifically, the butting position adjustment unit 43 is opposed in a state in which the tip of the screw 43 b projected from the surface on the vertical fixing plate portion 30 side of the opposing plate portion 41 a is abutted against the vertical fixing plate portion 30. The angle between the plate portion 41a and the vertical fixing plate portion 30 is determined.
That is, the amount of projection of the screw 43b from the screw hole 43a from the surface on the vertical fixing plate portion 30 side determines the angle of the opposing plate portion 41a with respect to the vertical fixing plate portion 30.
As described above, when the angle between the opposing plate portion 41 a and the vertical fixing plate portion 30 is changed by the butting position adjusting unit 43, the position of the butting portion P of the bending plate portion 41 is changed.

  Such an automatic door collapsing fastener 1 is such that the butting portion P of the tensioning portion 40 is abutted against the main body frame 10 in a state where the vertical fixing plate portion 30 is fixed to the vertical direction wall 21b of the engine case 21. Since the vertical wall 21b is held between the vertical wall 21b of the engine case 21 and the main body frame 10 in the vertical direction, the engine case 21 functions in the direction in which the door 11 is suspended. The vertical wall 21b of the engine can be prevented from tilting, and as a result, the engine case 21 can be prevented from tilting.

  Further, as shown in FIG. 6, according to the different specifications of the main body frame 10, the fall prevention metal fitting 1 for automatic door butts against the main body frame 10 to which the butt portion P of the fall prevention metal bracket 1 for automatic door abuts. Even when the abutment position changes, the position of the abutment portion P is changed by adjusting the angle of the opposing plate portion 41 a with respect to the vertical fixing plate portion 30 by the abutment position adjustment unit 43 to cope with it. It is possible to

Here, the attachment procedure to the engine case 21 of the fall prevention metal fitting 1 for automatic doors is demonstrated.
First, as shown in FIG. 3, two fixing screws 21 d held by the fixing screw holding portion 21 c provided on the vertical direction wall 21 b of the engine case 21 are inserted into the respective fixing grooves 31 of the vertical fixing plate portion 30. The vertical fixing plate portion 30 is fixed to the vertical direction wall 21 b of the engine case 21 by fastening the nuts 21 e to the fixing screws 21 d in the inserted state.

Thereafter, the protrusion amount of the abutment position adjustment unit 43 from the surface on the vertical fixing plate portion 30 side of the screw 43b is adjusted to adjust the angle of the opposing plate portion 41a with respect to the vertical fixing plate portion 30, thereby falling over the automatic door. The butting portion P of the fastener 1 is abutted against the main body frame 10.
The work of adjusting the angle of the opposing plate portion 41a with respect to the vertical fixing plate portion 30 can be easily performed with a tool such as a driver.
As a result, the automatic door fall prevention fitting 1 is fixed in a stretched state so as to maintain the vertical direction wall 21 b in the vertical direction between the vertical direction wall 21 b of the engine case 21 and the main body frame 10.

  The anti-tamper 1 for an automatic door according to the first embodiment of the present invention is a vertical member fixed along the vertical wall 21b of the engine case 21 so that the supporting portion 40 prevents the engine case 21 from tilting from the vertical direction. The position of the butting portion P against the main body frame 10 is adjustably provided according to the different specification of the main body frame 10, which is a tension portion between the fixing plate portion 30 and the main body frame 10 The part P need not be fixed to the main body frame 10 by a fixing member such as a screw, so that the engine case 21 can be built in a state in which tilting with respect to the main body frame 10 of various specifications is blocked. The work of attaching the engine case 21 to the frame 10 is easy.

  In addition, the anti-falling clasp 1 for an automatic door according to the first embodiment of the present invention can freely change the angle of the facing plate portion 41a with respect to the vertical fixing plate portion 30 by opening and closing the hinge 42 and facing the screw 43b. The angle is adjusted by the amount of protrusion of the plate portion 41a from the surface on the vertical fixing plate portion 30 side, so that the angle of the opposing plate portion 41a to the vertical fixing plate portion 30 can be easily adjusted by the screw 43b. In addition, the position of the abutment portion P can be easily adjusted according to different specifications of the main body frame 10.

(Modification)
Next, with reference to FIG. 7, a modification of the anti-falling metal fitting 2 for an automatic door according to the first embodiment of the present invention will be described.
FIG. 7 is a cross-sectional view of the vicinity of the engine case 21 of the automatic door 100 to which the anti-tamper 2 for an automatic door of the modification is attached.
The anti-falling clasp 2 for an automatic door according to this modification differs from the anti-falling clasp 1 for an automatic door according to the first embodiment in that the elastic member 44 is attached to the abutting portion P of the bending plate-like portion 41.
The other configuration is the same as that of the first embodiment, and the same components as those of the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.

The elastic member 44 is made of, for example, a rubber material, and is attached so as to cover the abutting portion P of the bending plate-like portion 41.
Such an anti-falling clasp 2 for an automatic door can be made to have a cushioning property by the elastic member 44 at the abutting portion P abutted against the main body frame 10, so that deformation of the main body frame 10 can be prevented. The muffling effect at the contact portion between the abutting portion P and the main body frame 10 can be obtained.

Next, a fall stopper 3 for an automatic door according to a second embodiment of the present invention will be described using FIGS. 8 and 9.
FIG. 8 is a cross-sectional view of the vicinity of the engine case 21 of the automatic door 100 to which the anti-falling clasp 3 for an automatic door according to the second embodiment is attached. FIG. 9 is a view for explaining the procedure for attaching the automatic door fall stopper 3 shown in FIG. 8 to the engine case 21. As shown in FIG.
The anti-tamper 3 for an automatic door according to the second embodiment is characterized in that the spacer plate 61 is used instead of the hinge 42 as a configuration for adjusting the position of the abutting portion P of the supporting portion 50. It differs from the fall prevention fitting 1 for automatic doors.
The other configuration is the same as that of the first embodiment, and the same components as those of the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  The vertical door 3 of the second embodiment is fixed to the vertical fixing plate portion 30 fixed along the vertical wall 21b of the engine case 21 and perpendicular to prevent the engine case 21 from being inclined from the vertical direction. A tensioned portion 50 which is a tensioned portion between the fixed plate portion 30 and the main body frame 10, and in which the position of the butting portion to the main body frame 10 can be adjusted according to different specifications of the main body frame 10; Have.

  The supporting portion 50 is one or more held between the bending plate portion 51 and the opposing plate portion 51 a which is a portion facing the vertical fixing plate portion 30 of the bending plate portion 51 and the vertical fixing plate portion 30. And a butting position adjusting unit 60 in which the position of the butting portion P is adjusted by the spacer plate 61 of FIG.

The bending plate-like portion 51 is formed by bending a plate-like member such that a butting portion P is provided at one end.
More specifically, the bending plate-like portion 51 includes an opposing plate portion 51a which is a portion opposed to the vertical fixing plate portion 30, and each portion in the main body frame 10 such as a belt from the upper end portion of the opposing plate portion 51a. And an abutment plate portion 51b which is a portion extended while being bent like a crank so as to avoid interference, and whose tip end portion becomes an abutment portion P against the main body frame 10.

As shown in FIG. 9, in the opposing plate portion 51a, a screw insertion hole 51c for inserting a fixing screw 21d for holding the spacer plate 61 between the vertical fixing plate portion 30 is formed.
Also in the vertical fixing plate portion 30, a screw insertion hole 32 for inserting the fixing screw 21d is formed.

  The butting position adjusting unit 60 includes one or more spacer plates 61 sandwiched between the opposing plate portion 51 a and the vertical fixing plate portion 30.

  The spacer plate 61 is formed with a screw insertion notch 61a for inserting the fixing screw 21d.

  The number and thickness of the spacer plates 61 held between the opposing plate portion 51a and the vertical fixing plate portion 30 are adjusted so that the automatic door collapsing stopper 3 is perpendicular to the opposing plate portion 51a. By adjusting the distance from the fixing plate portion 30, the position of the butting portion P against the main body frame 10 can be adjusted according to different specifications of the main body frame 10.

Here, the attachment procedure to the engine case 21 of the fall prevention metal fitting 3 for automatic doors is demonstrated.
First, as shown in FIG. 9, two fixing screws 21 d held by the fixing screw holding portion 21 c provided on the vertical direction wall 21 b of the engine case 21 are inserted into the respective fixing grooves 31 of the vertical fixing plate portion 30. In the inserted state, and in a state where one fixing screw 21 d held by the fixing screw holding portion 21 c is inserted into the screw insertion hole 32 of the vertical fixing plate portion 30, the other 2 inserted into each fixing groove 31 The vertical fixing plate portion 30 is fixed to the vertical wall 21b of the engine case 21 by fastening the nuts 21e to the two fixing screws 21d.

Thereafter, one fixing screw 21d is inserted through the screw insertion hole 32 of the vertical fixing plate portion 30, the screw insertion notch portion 61a of the spacer plate 61, and the screw insertion hole 51c of the bending plate-like portion 51 The spacer plate 61 is held between the opposing plate portion 51 a and the vertical fixing plate portion 30 by fastening.
Here, by adjusting the number or thickness of the spacer plates 61 held between the opposing plate portion 51a and the vertical fixing plate portion 30, the distance between the vertical fixing plate portion 30 and the opposing plate portion 51a And adjust the butt portion P of the automatic door fall stopper 3 against the body frame 10.
As a result, the automatic door collapsing clasp 3 is fixed between the vertical wall 21 b of the engine case 21 and the main body frame 10 in a tensioned state so as to maintain the vertical wall 21 b in the vertical direction.

  Although FIGS. 8 and 9 show three spacer plates 61 sandwiched between the vertical fixing plate portion 30 and the opposing plate portion 51a, the vertical fixing plate portion 30 and the opposing plate portion 51a are shown. The number of spacer plates 61 interposed therebetween is not limited to three.

  The anti-falling clasp 3 for an automatic door according to the second embodiment of the present invention is perpendicular to the opposing plate 51 a by one or more spacer plates 61 sandwiched between the opposing plate 51 a and the vertical fixing plate 30. The distance from the fixed plate portion 30 can be easily adjusted, and as a result, the position of the abutment portion P can be easily adjusted according to different specifications of the main body frame 10.

Next, an anti-falling metal fitting 4 for an automatic door according to a third embodiment of the present invention will be described with reference to FIGS.
FIG. 10 is a cross-sectional view of the vicinity of the engine case 21 of the automatic door 100 to which the anti-falling clasp 4 for an automatic door according to the third embodiment is attached. FIG. 11 is an exploded perspective view of the anti-falling clasp 4 for an automatic door shown in FIG. FIG. 12 is a view for explaining the procedure for attaching the automatic door anti-fall fitting 4 shown in FIG. 10 to the engine case 21. As shown in FIG.
The anti-tamper metal fitting 4 for the automatic door according to the third embodiment is characterized in that the angle of the opposing plate portion 81 with respect to the vertical fixing plate portion 70 can be varied without using the hinge 42. It differs from the fall prevention fitting 1.
The other configuration is the same as that of the first embodiment, and the same components as those of the first embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  The vertical door mounting bracket 4 for the automatic door according to the third embodiment is perpendicular to the vertical fixing plate portion 70 fixed along the vertical direction wall 21 b of the engine case 21 and to prevent the engine case 21 from being inclined from the vertical direction. A tensioned portion 80 which is a tensioned portion between the fixing plate portion 70 and the main body frame 10 and in which the position of the butting portion P against the main body frame 10 can be adjusted according to different specifications of the main body frame 10 , Has.

  The vertical fixing plate portion 70 is provided with a vertical plate portion 71 fixed along the vertical direction wall 21b of the engine case 21 and a lower surface of the vertical plate portion 71 in a tongue shape, and can rotate the supporting portion 80 And a pair of pivoting support pieces 72 serving as supporting portions.

  As shown in FIG. 11, the vertical plate portion 71 is formed with a pair of fixing grooves 31 which are cut inward from the end surfaces of both ends in order to insert the fixing screws 21d.

  The plate 80 is bent so that the abutting portion P is provided at one end, and the supporting portion 80 has the opposing plate portion 81, the abutting plate portion 82, and the abutting position adjusting portion 83. Become.

  The opposite plate portion 81 is formed with a pair of groove portions 81a on both end edge surfaces into which each rotation support piece portion 72 of the pair of rotation support piece portions 72 can fit, and a pair of rotation support piece portions 72 in the pair of groove portions 81a. Is a portion disposed opposite to the vertical plate portion 71 by being inserted.

  The abutment plate portion 82 is a portion extended while being bent in a crank shape so as to avoid interference with the respective portions in the main body frame 10 such as the belt 24 etc. from the upper end portion of the opposing plate portion 81. It is an abutment portion P for the frame 10.

The butting position adjusting portion 83 has a screw hole 43a formed through the opposing plate portion 81 and a screw 43b inserted into the screw hole 43a.
The angle of the opposing plate portion 81 with respect to the vertical plate portion 71 is adjusted by the amount by which the screw 43b inserted through the screw hole 43a protrudes from the surface of the opposing plate portion 81 on the vertical plate portion 71 side. By this, the position of the abutting portion P is adjusted.

Here, the attachment procedure to the engine case 21 of the fall prevention metal fitting 4 for automatic doors is demonstrated.
First, as shown in FIG. 12, the two fixing screws 21d held by the fixing screw holding portion 21c provided on the vertical direction wall 21b of the engine case 21 are inserted into the respective fixing grooves 31 of the vertical fixing plate portion 70. In the inserted state, the vertical fixing plate portion 70 is fixed to the vertical direction wall 21 b of the engine case 21 by fastening the nut 21 e to the fixing screw 21 d.

Thereafter, by adjusting the protrusion amount of the screw 43a of the butting position adjustment unit 83 from the surface on the side of the vertical fixing plate portion 70 and adjusting the angle of the opposing plate portion 81 with respect to the vertical plate portion 71, the butting portion P is obtained. Abut against body frame 10.
The operation of adjusting the angle of the opposing plate portion 81 with respect to the vertical plate portion 71 can be easily performed by a tool such as a driver.
As a result, the automatic door clasp 4 is fixed between the vertical wall 21b of the engine case 21 and the main body frame 10 in a stretched state so as to keep the vertical wall 21b in the vertical direction.

  In the anti-tamper 4 for an automatic door according to the third embodiment of the present invention, when the pair of pivoting support pieces 72 is fitted into the pair of groove portions 81 a, the supporting portion 80 is against the vertical fixing plate portion 70. The pair of pivot support pieces 72 can be pivoted as a support portion, and the angle of the opposing plate 81 with respect to the vertical fixing plate 70 can be freely changed without the need for the hinge 42, and Since the angle is adjusted by the amount of protrusion of the opposing plate 81 from the surface on the vertical fixing plate 70 side, the angle of the opposing plate 81 relative to the vertical fixing plate 70 can be easily adjusted by the screw 43 b. As a result, the position of the abutment portion P can be easily adjusted according to different specifications of the main body frame 10 while suppressing the cost of parts.

(Modification 1)
Next, with reference to FIG. 13, a first modification of the anti-falling metal fitting for an automatic door according to the third embodiment of the present invention will be described.
FIG. 13 is an exploded perspective view of a fall stopper 5 for an automatic door according to a first modification.
The anti-falling clasp 5 for an automatic door according to the first modification differs from the anti-falling clasp 4 for an automatic door according to the third embodiment in that two pairs of fixing grooves 31 are formed in the vertical fixing plate portion 70.
The other configuration is the same as that of the third embodiment, and the same components as those of the third embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  In the vertical door 71 of the vertical fixing plate 70, a pair of fixing grooves 31 are formed at two places spaced apart along both edge surfaces in the vertical plate 71 of the vertical fixing plate 70 for the automatic door clasp 5 to be inserted. Thus, the mounting position of the vertical fixing plate portion 70 to the vertical direction wall 21 b of the engine case 21 can be selected from two places.

  In addition to the adjustment of the angle of the opposing plate portion 81 with respect to the vertical plate portion 71, the anti-tamper 5 for automatic door according to the modification 1 is fixed to any one of the two pair of fixing grooves 31 at one position. The position of the butting portion P of the extending portion 80 is adjusted in a wider adjustment range by selecting the groove 31 and adjusting the mounting position of the vertical fixing plate portion 70 to the vertical direction wall 21 b of the engine case 21 As a result, it can be applied to the body frame 10 of more specification.

  Although in the first modification, two pairs of fixing grooves 31 are formed in the vertical plate portion 71 of the vertical fixing plate portion 70, the invention is not limited thereto. The vertical plate portion of the vertical fixing plate portion 70 is not limited thereto. Two or more pairs of fixing grooves 31 may be formed at 71.

(Modification 2)
Next, with reference to FIGS. 14 and 15, a second modification of the anti-falling metal fitting 6 for an automatic door according to the third embodiment of the present invention will be described.
FIG. 14 is an exploded perspective view of a fall stopper 6 for an automatic door according to a second modification. FIG. 15 is a perspective view of the support 80 shown in FIG.
The anti-tamper metal fitting 6 for an automatic door according to the second modification has a point that two pairs of groove parts 81a are formed in the supporting part 80 and a point at which the butting position adjustment attachment 90 is provided. It differs from the fall prevention fitting 4 for automatic doors.
The other configuration is the same as that of the third embodiment, and the same components as those of the third embodiment are denoted by the same reference numerals, and the description thereof is omitted.

  The vertical door mounting bracket 6 for the automatic door according to the second modification is a vertical fixing plate portion 70 fixed along the vertical direction wall 21 b of the engine case 21 and the vertical fixing plate portion 70 so as to prevent the engine case 21 from tilting from the vertical direction. A tensioned portion 80 which is a tensioned portion between the fixing plate portion 70 and the main body frame 10 and in which the position of the butting portion P against the main body frame 10 can be adjusted according to different specifications of the main body frame 10 , And an abutment position adjustment attachment 90 for adjusting the position of the abutment portion P.

  The plate 80 is bent so that the abutting portion P is provided at one end, and the supporting portion 80 has the opposing plate portion 81, the abutting plate portion 82, and the abutting position adjusting portion 83. Become.

The opposing plate portion 81 is formed in two places where a pair of groove portions 81a into which each rotation support piece portion 72 of the pair of rotation support piece portions 72 can fit is separated from each other along both end edge surfaces, and the pair of groove portions 81a Is a portion disposed opposite to the vertical plate portion 71 by the pair of rotation support piece portions 72 being inserted.
Since two pairs of groove portions 81a are formed in the opposing plate portion 81, the positions at which the pair of rotation support pieces 72 of the vertical fixing plate portion 70 are fitted can be selected from two positions. It has become.

  The abutment plate portion 82 is a portion extended while being bent in a crank shape so as to avoid interference with the respective portions in the main body frame 10 such as the belt 24 etc. from the upper end portion of the opposing plate portion 81. It is an abutment portion P for the frame 10.

  The abutment plate portion 82 is formed with a screw insertion hole 82 a for connecting the abutment position adjustment attachment 90.

  The butting position adjustment attachment 90 is used when it is desired to further expand the position adjustment range of the butting portion P by the vertical fixing plate portion 70 and the protruding portion 80.

  In this abutment position adjustment attachment 90, a plate-like metal member is bent, and a screw insertion hole 90a for connecting to the abutment plate portion 82 is formed at one end portion, and the other end portion is the abutment plate portion Abutment portion P is abutted against the main body frame 10 instead of the abutment portion P of 82.

  In addition to the adjustment of the angle of the opposing plate portion 81 with respect to the vertical fixing plate portion 70, the anti-falling clasp 6 for an automatic door of this modification 2 is a pair of groove portions 81a at any one of the two pair of groove portions 81a. Of the butting portion P by adjusting the mounting position of the butting plate portion 82 to the vertical fixing plate portion 70, and connecting the butting position adjusting attachment 90 to the butting plate portion 82. The position can be adjusted with a wider adjustment range, and as a result, it can be applied to the body frame 10 of more specification.

  In the second modification, the pair of grooves 81a is formed at two places spaced apart from each other along the opposite end face of the opposing plate 81, but the present invention is not limited thereto. The pair of grooves 81a is opposed to each other. It suffices to be provided at a plurality of places separated from each other on both end edge surfaces of the plate portion 81. For example, the pair of groove portions 81 a may be formed at two or more places on both end edge surfaces of the opposing plate portion 81.

  Further, as the anti-falling metal fitting 1-6 for an automatic door according to the embodiment and the modified example of the present invention, an example in which one anti-falling metal fitting 1-6 for an automatic door is attached to the engine case 21 is exemplified. The engine case 21 may be provided with a plurality of automatic door fall stoppers 1-6.

  Further, as the anti-falling metal fitting 1-6 for an automatic door according to the embodiment and the modified example of the present invention, the anti-falling metal fitting 1-6 for an automatic door is exemplified to abut against the main body frame 10 In some cases, it is impossible to abut the body door 10 with the fall-stop fitting 1-6 for an automatic door. In this case, for example, as shown in FIG. 16, the end portion on the side of the butting portion of the supporting portion 80 of the anti-tamper 4 for automatic door according to the third embodiment is fixed to the main body frame 10 by a screw B, for example. You may do so.

  As mentioned above, although the invention made by the present inventor was concretely explained based on the example of the above-mentioned invention, the present invention is not limited to the example of the invention mentioned above, The range which does not deviate from the gist Can be changed variously.

1, 2, 3, 4, 5, 6 Falling metal fittings for automatic doors 10 Body frame 11 Door 12 Inspection cover 20 Engine unit 21 Engine case 21a Guide rail 21b Vertical wall 21c Fixing screw holding part 21d Fixing screw 21e Nut Reference Signs List 22 drive pulley 23 driven pulley 24 belt 25 connector 25a door wheel 26 drive unit 30, 70 vertical fixing plate portion 31 fixing groove 32 screw insertion hole 40, 50, 80 support portion 41, 51 bending plate-like portion 41a, 51a, 81 Opposite plate portions 41b, 51b, 82 butting plate portions 51c screw insertion holes 42 hinges 43, 60, 83 butting position adjustment portions 43a screw holes 43b screws 44 elastic members 61 spacer plates 61a screw insertion notches 71 vertical plates Part 72 Rotary support piece part 81a Groove part 82a Screw insertion hole 0 abutment position adjusting attachment 90a screw insertion hole 100 automatic door B bis P abutting portion

Claims (5)

An automatic door collapsing clasp that prevents the engine case of an automatic door having an engine case with a drive unit mounted therein to open and close the door from being incorporated into the body frame.
A vertical fixing plate portion fixed along a vertical wall of the engine case;
It is a stiffened portion between the vertical fixing plate portion and the main body frame so as to prevent the engine case from being inclined from the vertical direction, and abuts against the main body frame according to different specifications of the main body frame The tension part where the position of the part was adjusted, and
Have
The said tension part is
A bent plate-like member provided with the abutting portion at one end thereof;
Adjusting the position of the abutment portion against the main body frame by bringing the abutment surface into contact with the vertical fixing plate portion so that the angle or distance between the bending plate-like member and the vertical fixing plate portion can be adjusted Butting position adjustment member,
Have
The vertical fixing plate portion is
It is fixed to the vertical direction wall by a fixing member with a wide area compared with the contact surface of the abutment position adjustment member so as to disperse the load applied to the portion to which the abutment position adjustment member abuts. It is set so that it may have a part in which it abuts on the vertical direction wall other than a portion where it is. The said tension part is
It has a hinge which becomes a part by which the above-mentioned bending plate-like member is connected with the above-mentioned perpendicular fixed board part,
The butting position adjusting member is
A screw which is inserted through a screw hole formed through an opposing plate portion which is a portion opposed to the vertical fixing plate portion of the bending plate member in a state where the hinge is closed;
The angle between the opposing plate portion and the vertical fixing plate portion is adjusted by adjusting the amount by which the opposing plate portion of the screw inserted in the screw hole protrudes from the surface on the vertical fixing plate portion side. The fall prevention fitting for an automatic door according to claim 1, wherein the position of the part is adjusted. The butting position adjusting member is
One or a plurality of spacer plates sandwiched between an opposing plate portion which is a portion opposed to the vertical fixing plate portion of the bending plate member and the vertical fixing plate portion,
The position of the abutting portion is adjusted by adjusting the number of the spacer plates sandwiched between the opposing plate portion and the vertical fixing plate portion. Fall-proof fitting for automatic doors. The vertical fixing plate portion is
A vertical plate fixed along the vertical wall of the engine case;
A pair of pivoting support pieces that project in a tongue shape from the lower surface of the vertical plate portion and serve as a portion for rotatably supporting the bent plate-like member;
Have
The bent plate member is
A pair of groove portions into which each of the rotation support pieces of the pair of rotation support pieces can be inserted is formed at both end edge surfaces, and the vertical movement is achieved by the pair of rotation support pieces being inserted into the pair of grooves. It has an opposing plate portion disposed opposite to the plate portion,
The butting position adjusting member is
A screw inserted through a screw hole formed through the opposite plate portion,
The angle of the opposing plate portion with respect to the vertical plate portion is adjusted by adjusting the amount by which the opposing plate portion of the screw inserted in the screw hole protrudes from the surface on the vertical plate portion side. The fall prevention fitting for an automatic door according to claim 1, wherein the position is adjusted. The bent plate member is
The pair of groove portions are provided at a plurality of places separated from each other along the both end edge surfaces of the opposing plate portion
The anti-fall metal fitting for automatic doors according to claim 4 characterized by things.

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