JP4043338B2 - Elevator falling object collection device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a falling object collecting apparatus for collecting falling objects in an elevator hoistway.
[0002]
[Prior art]
Conventionally, when the elevator car swings between the elevator car and the elevator platform when the elevator car moves up and down, the swing is allowed to prevent the elevator car from colliding with the building structure (elevator platform). The gap is provided.
[0003]
On the other hand, when getting on and off between the elevator platform and the elevator car, if you accidentally drop an accessory or kick an accessory that has fallen on the floor, the accessory will fall out of the gap described above. In order to prevent this, various devices for collecting falling objects have been proposed (see, for example, Patent Documents 1 to 3).
[0004]
For example, the one disclosed in Patent Document 1 is a fallen object that is installed below a gap formed between a landing floor on the lowest floor of an elevator and an elevator car and receives a fallen object that has fallen from the gap. A receiving plate and a falling object collection box that is connected to the falling object receiving plate below the floor of the lowermost floor and collects the falling object through the falling object receiving plate are provided.
[0005]
Moreover, the thing disclosed by patent document 2 is the collection | recovery box provided in the lower part of a cage | basket | car, and the movable receiving member which can be projected to the landing side while being provided in the landing side end part of this collection box And a control device that causes the movable receiving member to project downward from the gap between the car and the landing when the car stops on each floor, and retracts the movable receiving member to the collection box side when the car is raised or lowered. Is.
[0006]
Further, the one disclosed in Patent Document 3 includes a platform-side sill and a car-side sill facing each other, a car-side door guided by the car-side sill, and a car-side sill in the car while receiving a biasing force on the car side. A receiving box that is pivotably provided on the lower side and has an open upper surface, and an actuating member that is actuated to rotate the receiving box when pushed by the car-side door that is opened to open the car-side door. When actuated, the actuating member is actuated to rotate the receiving box, and the upper surface of the receiving box is positioned between the landing side sill and the car side sill.
[0007]
[Patent Document 1]
Japanese Patent Laid-Open No. 7-144845 (Claim 1, FIG. 1)
[Patent Document 2]
JP-A-8-99786 (Claim 1, FIG. 2)
[Patent Document 3]
JP-A-10-236754 (Claim 1, FIG. 1)
[0008]
[Problems to be solved by the invention]
By the way, in the elevator falling object collecting apparatus configured as described above, the elevator falling object collecting apparatus is installed under the floor of the elevator hall or under the elevator car. It was effective only for the gap formed at the elevator platform.
[0009]
On the other hand, for example, when installing an elevator, many small items such as bolts, nuts, liner clips and the like are required, and it is common to assemble an elevator structure using these, but an operator is required during such construction. However, if an accessory is dropped by mistake, there has been a problem that it cannot be repaired by the collecting device that targets only the gap described above.
[0010]
In such a case, it is conceivable to provide a recovery device disposed under the elevator car, for example, on the entire four sides of the elevator car. The disclosed one can have a collecting function only in a limited range, that is, around the four sides of the elevator car, and can catch many small items such as bolts, nuts, liner clips, etc. when the elevator is installed. It was difficult to collect and inferior in applicability.
[0011]
Therefore, as shown in FIG. 4, it is conceivable to attach a collection device such as a net so as to block the entire elevator hoistway.
[0012]
In FIG. 4, 1 is a building beam of a building, 2 is a building beam fixed to the building beam 1 to form an elevator hoistway 3, 4 and 5 are brackets fixed to the building beam 2, and 6 is a clip 7 A pair of opposing car guide rails fixed to the bracket 4, 8 is a pair of opposing weight guide rails fixed to the bracket 5 via a clip 9, and 10 is guided to the car guide rail 6. An elevator car 11 is a counterweight guided by the weight guide rail 8.
[0013]
At the time of construction of the elevator, maintenance inspection / repair, etc., a collecting device 12 made of a wire net, a net, or the like is provided in the substantially entire horizontal direction of the elevator hoistway 3.
[0014]
The collecting device 12 is attached to the whole of the elevator hoistway 3 from the uppermost part to the lowermost part so that the guide rails 6 and 8 are fixed to the brackets 4 and 5 by bolts, nuts and liners (not shown). ) Or when attaching (or removing) the small items such as the clips 7 and 9, if they are accidentally dropped, they will be scattered outside the hoistway 3, or the elevator structure will be damaged by hitting the elevator structure. Or collected so as not to be mixed into the elevator structure.
[0015]
However, in such a collecting device 12, since it is provided over the substantially entire length from the uppermost part of the elevator hoistway 3 to the lowermost part, the entire apparatus becomes large, and its installation and removal are difficult, and construction is performed. There was a problem that the transportation to the site was troublesome.
[0016]
Moreover, in order to straddle the collection apparatus 12 over the whole opening diameter (horizontal direction) of the elevator hoistway 3, the difference in the size of the elevator car 10 (for example, for 10 passengers and 20 passengers) Depending on the opening diameter of the elevator hoistway 3 that differs depending on the number of types, it is necessary to prepare a variety of different types depending on the height of the building. Has occurred.
[0017]
In order to solve the above problems, the present invention is small in size and can be easily attached and detached, and can easily cope with a change in the size of an elevator hoistway, thereby improving versatility. It is an object of the present invention to provide a falling object collecting apparatus for an elevator that can perform the above-mentioned.
[0018]
[Means for Solving the Problems]
In order to achieve the object, the falling object collecting apparatus for an elevator according to the present invention is an elevator guide rail having a substantially T-shaped cross section comprising a bowl-shaped fixed base portion and a rail portion protruding from the center of the fixed base portion. A pair of frame bodies that are provided with a rail portion positioned between them and that are detachably fixed to both fixed base portions of the elevator guide rail , respectively , a bag-like net body, consist provided on the bottom surface of the mesh member and the weight member, characterized in that it comprises a collecting member for the shape of the mesh member is retained, the by the frame body and the weight body.
[0019]
In such a configuration, the frame is detachably fixed to the elevator guide rail so as to surround the elevator guide rail alone, and the collecting member is provided on the frame.
[0020]
Further, the elevator falling object collecting apparatus of the present invention is an elevator guide rail unit having a substantially T-shaped cross section composed of a bowl-shaped fixed base portion and a rail portion protruding from the center of the fixed base portion. An integral frame body that is provided so as to surround the guide rail and that is detachably fixed to both fixed base portions of the guide rail, respectively, a bag-shaped net body, and a bottom surface of the net body is composed of a provided weight body, characterized in that the shape of the mesh member is provided with a collecting member, which is held by the frame body weight body.
[0021]
Furthermore, in the elevator falling object collecting apparatus of the present invention, the frame body includes a pair of sandwiching pieces for sandwiching the fixed base portion of the elevator guide rail alone, and an adjustment member for varying the facing distance between the pair of sandwiching pieces. It is characterized by having.
[0022]
DETAILED DESCRIPTION OF THE INVENTION
Next, an embodiment of the falling object collecting apparatus for an elevator according to the present invention will be described with reference to the drawings.
[0023]
1A is a plan view of a falling object collecting apparatus for an elevator according to an embodiment of the present invention, FIG. 1B is an enlarged plan view of a fixing bracket, and FIG. 2 is an elevator according to an embodiment of the present invention. FIG. 3 is an explanatory view of an example of arrangement of guide rails.
[0024]
In FIG. 3, reference numeral 21 denotes a building beam of a building (for example, an outdoor tower), 22 denotes a building beam fixed to the building beam 21 to form an elevator hoistway 23, and 24 and 25 denote brackets fixed to the building beam 22 ( Only one bracket 24 is shown), 26 is a guide rail fixed to the bracket 24 via a clip 27 (only one of the opposing pair is shown), and 28 is fixed to the bracket 25 via a clip 29. A pair of elevator guide rails 30, 30 is an elevator car guided by the elevator guide rail 26, and 31 is a counterweight guided by the elevator guide rail 28.
[0025]
As shown in FIGS. 1 and 2, the elevator guide rails 26 and 28 are hook-shaped fixing bases 26a and 28a fixed to the brackets 24 and 25 via liners 33, clips 34, and bolts 35, and the fixing bases. The rail portions 26b and 28b projecting from the center of 26a and 28a are formed in a substantially T-shaped cross section.
[0026]
In this embodiment, the collecting device 32 includes a pair of frame bodies 36 provided with the rail portions 26b and 28b interposed therebetween, a bag-like net body 37 held by the frame body 36, and the net body. And a plurality of heavy bodies 38 having a high specific gravity such as nuts fixed to the bottom surface of 37.
[0027]
A plurality of the weight bodies 38 are provided near the current point position or near the corners of the net body 37, thereby ensuring the shape retaining property of the net body 37 having softness (for example, nylon mesh) and, for example, capturing the net body 37. When the collecting device 32 is attached to an external elevator such as an outdoor tower, an elevator for a high-rise building, or the like, the net body 37 is prevented from being beaten or drowned by strong winds generated in the elevator hoistway 23. Is.
[0028]
On the other hand, the frame body 36 has a substantially rectangular shape in plan view, and a folded piece 36a for holding the fixed base portions 26a and 28a is formed near the center of one side thereof.
[0029]
The folded piece 36a is fixed to the fixing bracket 39 by welding or the like.
[0030]
As shown in FIG. 1B, the fixing bracket 39 is substantially U-shaped in plan view, and the folded pieces 36a are fixed to the upper surface (two sides) by welding or the like. Further, the fixing bracket 39 is provided with an adjustment member 40 having an operation head 40a and a screw portion 40b penetrating one side of the fixing bracket 39 and having a tip abutting against the fixing base portion 26a (28a). .
[0031]
In such a configuration, when an installation (fixing) operation using the liner 33, the clip 34, the bolt 35, or the like is actually performed during the construction work or maintenance of the elevator, it is below the work location. When the collection device 32 is mounted and the installation work is completed, the collection device 32 can be detached and the same collection function at the next work location can be provided.
[0032]
At this time, the collection device 32 may be attached only by firmly fixing the frame body 36 to the fixed base portions 26a and 28a by operating the head portion 40a of the scissors portion 40b to narrow the interval between the fixing brackets 39.
[0033]
The other frame 36 is similarly fixed to the fixed base portions 26a and 28a, and then the actual work is performed.
[0034]
At this time, if the frame body 36 interferes with surrounding objects, the shape can be bent by hand.
[0035]
One frame body 36 may be used, and one of the folded pieces 36a may not be fixed and may surround the elevator guide rails 26 and 28, or a hinge (not shown) may be attached to form an open / close system. Also good.
[0036]
【The invention's effect】
In the falling object collecting apparatus for an elevator according to the present invention, by being configured as described above, it is small in size and can be easily attached and detached. It can be easily handled and versatility can be improved.
[Brief description of the drawings]
FIG. 1 shows an elevator falling object collecting apparatus according to an embodiment of the present invention, wherein (A) is a plan view of the elevator falling object collecting apparatus, and (B) is an enlarged plan view of a fixing bracket.
FIG. 2 is a front view of the elevator falling object collecting apparatus according to the embodiment of the present invention.
FIG. 3 is an explanatory view of an arrangement example of elevator guide rails.
FIG. 4 is an explanatory diagram of a conventional falling object collecting apparatus for an elevator.
[Explanation of symbols]
26 Elevator guide rail, 28 Elevator guide rail, 32 Collection device, 36 Frame body, 37 Net body, 38 Weight body.

Claims (3)

A flange-shaped fixed base portion, and a rail protruding from the center of the fixed base part, with respect to the elevator guide rails single cross section T-shape consisting of, disposed is located between the rail portions, the elevator guide rails A pair of frames whose both ends are detachably fixed to both of the fixed base parts ,
A collection member configured by a bag-like net body and a weight body provided on a bottom surface of the net body, the shape of the net body being held by the frame body and the weight body ;
A falling object collecting apparatus for an elevator, comprising: An elevator guide rail is provided so as to surround the guide rail with respect to a single elevator guide rail having a substantially T-shaped cross section comprising a bowl-shaped fixed base portion and a rail portion protruding from the center of the fixed base portion. An integral frame that is detachably fixed at both ends thereof to both of the fixed base parts,
A collection member configured by a bag-like net body and a weight body provided on a bottom surface of the net body, the shape of the net body being held by the frame body and the weight body;
Elevator drop-capturing apparatus according to claim Rukoto equipped with. The said frame body is equipped with a pair of clamping piece which clamps the fixed base part of an elevator guide rail single-piece | unit, and the adjustment member which changes the opposing space | interval of this pair of clamping piece, The Claim 1 or Claim characterized by the above-mentioned. Item 3. The falling object collecting apparatus for an elevator according to Item 2.

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