JP2001122570A - Installing device for jamb of elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an installing device for a jam of an elevator capable of mounting in a landing sill in good portability and efficiently at a low cost by a simple constitution. SOLUTION: An installing device 5 is supported to a landing sill 2 by turning an operating lever 5c in a position where a ruling line 23a previously ruled in the landing sill 2 and a reference line of a reference unit 5c are placed on one straight line, when a vertical frame landing sill side surface 101a of the above jam 1 abuts to reference surfaces 51c, 52c, mounting position of the jam 1 in the landing sill 2 can be determined.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a three-way elevator installation system.

[0002]

2. Description of the Related Art A three-way frame, which is usually a landing component of an elevator, is installed along a peripheral edge in three directions excluding a floor surface of a landing opening. In addition, the bottom of the three-sided frame is generally laid on the landing floor of each floor, and is generally attached to the landing-side end surface of a landing sill that guides the opening and closing operation of the landing door.

[0003] The efficiency of the work of attaching the bottom of the three-way frame to the landing sill decreases as the size of the three-way frame increases, as the positioning becomes more difficult. In order to improve this, a large number of elevator three-way frame installation devices that facilitate the above-mentioned positioning have been proposed, and an example thereof is disclosed in JP-A-11-79.
635, Japanese Patent Application Laid-Open No. H11-60122 discloses its disclosure.

[0004] The former prior art installation device comprises a gripping member for gripping the sill between an engaging portion engaging the sill groove of the landing sill and a jack bolt abutting on the landing side surface of the landing sill. And a reference body having a reference surface that is attached to the gripping member and positioned at a regular position by contacting the three-sided frame, and the latter installation device is
A member corresponding to the former gripping member is configured in a clip type so as to sandwich the upper and lower surfaces of the sill.

[0005]

However, in the former conventional installation device described above, the fixing of the gripping member is performed by screwing the jack bolt, so that the fixing operation takes a long time and the workability is not good. Further, since the positional relationship between the gripping member and the reference body is constant, there is a disadvantage that the present invention cannot be applied to a plurality of types of elevators having different mounting positions of the three-way frame and the landing sill.

In the latter conventional installation device, since the clip type is used, the workability of attaching the gripping member is good, but the size is large, so that the cost and portability are difficult. There was a disadvantage that it could not be applied to elevators.

The present invention has been made in view of such circumstances in the prior art, and has as its main object the installation of an elevator three-way frame which can be easily mounted on a hall sill with low cost, good portability and simple structure. In providing the device.

It is another object of the present invention to provide an elevator three-way frame installation apparatus which can be applied to a plurality of types of elevators in addition to the above-mentioned main object.

[0009]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned main object, the present invention provides a landing sill end face of a landing sill which is laid on a landing floor of each floor and has a sill groove for guiding the opening and closing operation of a landing door. An installation device for an elevator three-way frame mounted on a sill groove, wherein the base has a width smaller than the width of the sill groove and is inserted into the sill groove, and protrudes from the width direction end face of the base toward the sill groove. The three-side frame is positioned at a regular position by abutting an operating body which is formed so as to protrude the sill groove on both side surfaces between the base portion and the sill groove when projecting, and the side surface of the landing sill of the three-way frame. And a reference body attached to the upper surface of the base portion.

As described above, according to the installation apparatus of the present invention, the reference body can be attached to the landing sill by pressing the inner side surfaces of the sill groove with the base and the operating body. The mounting structure can be simplified.

Further, since the device can be mounted on the hall sill only by projecting the operating body, the workability is improved.

Further, according to the present invention, in order to achieve the above object, the reference member is attached to the base portion so as to be displaceable in the width direction of the sill groove. Can be changed in accordance with the mounting positions of the three-way frame and the landing sill, so that the present invention can be applied to a plurality of types of elevators.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an elevator three-way frame installation apparatus according to the present invention will be described below with reference to the drawings.

First, an elevator three-way frame installed by the installation apparatus of the present invention will be described with reference to FIG. FIG. 9 is a perspective view showing a configuration of an elevator three-way frame installed by the installation device of the present invention.

The three-way elevator frame 1 is a substantially U-shaped member attached along three sides of the landing opening 3 of each floor, and a pair of vertical frames 1a, two opposite sides thereof, are laid on the floor 4 of the landing, respectively. It is attached to a landing side end surface 2b having a sill groove 2a for guiding the opening and closing operation of a landing door (not shown).

The installation device of the present invention is used when connecting the hall sill 2 and the bottoms of the pair of vertical frames 1a, and determines the connection position easily and accurately.

Hereinafter, the configuration of the installation apparatus will be described with reference to FIGS.

FIG. 5 is a plan view of an essential part showing an elevator three-way frame installation apparatus according to the present invention, FIG. 6 is a side view of FIG. 5, and FIG.
FIG. 8 is a side view showing a state in which the elevator three-way frame installation device of the present invention is fixed to a landing sill.

As shown in the drawing, the installation apparatus 5 of the present invention has a base portion 5a having a width smaller than that of the sill groove 2a and inserted into the sill groove 2a, and a base portion 5a.
An operating body 5b which is formed so as to protrude from the width direction end surface 51a toward the sill groove side surface 21a and which exerts a tension force on the sill groove both side surfaces 21a, 22a between the sill groove side surface 21a and the base portion 5a at the time of protrusion; The reference body 5 has reference surfaces 51c, 52c and a reference line 54c for positioning the three-sided frame 1 at a regular position by abutting the landing sill side surface 101a, and is attached to the upper surface of the base portion 5A.
C.

The operating body 5b includes a rotating shaft 51b,
An eccentric cam 52b made of an elastic material such as rubber or plastic and wound around the rotating shaft 51b so as to provide a core at a position off the axis of the rotating shaft 51b;
1b, an operation lever 53b for rotating the eccentric cam 52b via the rotating shaft 51b in response to operation, and an eccentric cam attached to the other end of the rotating shaft 51b. Retaining nut 5 for preventing removal of 52b
4b.

In response to the operation of the operation lever 53b, the eccentric cam 52b is moved to the base 5a shown in FIG.
8 and a position protruding toward the sill groove side surface 21a shown in FIG. 8, and the sill groove is generated at the projecting position by generating the tension force. The installation device 5 is supported by 2a.

Further, the reference member 5c is connected to the base 5
a, both sides 21 of the sill groove which is the width direction of the sill groove 2
a, 22a so as to be displaceable in the opposite direction.

That is, the reference member 5c and the base portion 5a
As shown in FIG. 5, the base body 5a is inserted into the elongated through hole 53c provided in the width direction in the reference body 5c.
Are connected by bolts 55c that are screwed into
By changing the position of the bolt 55c in the elongated hole 53c, the reference member 5c is configured to be displaceable in the direction of opposing the sill groove side surfaces 21a and 22a, which is the width direction of the sill groove 2, with respect to the base 5a. ing.

Next, a method for installing a three-way frame using the installation apparatus of the present invention will be described with reference to FIGS.

FIG. 1 is a plan view for explaining a method of installing a three-way frame by the installation apparatus of the present invention, and FIG. 2 is a side view of FIG.

First, as shown in the figure, the operating lever 5c is rotated at a position where the score line 23a pre-scribed on the hall sill 2 and the reference line of the reference body 5c are aligned, and the installation device 5 is moved to the hall sill. 2 support.

And the vertical frame landing sill side surface 1 of the three-way frame 1
01a is brought into contact with the reference surfaces 51c and 52c,
Of the vehicle to the landing sill 2 is determined.

Once the position of the three-sided frame 1 is determined, as shown in FIG. 2, a sill-side mounting plate 24b welded to the landing side end surface 2b of the landing sill 2 and a three-sided frame side provided at the bottom of the vertical frame 1a. The mounting plate 11 is fastened with the fasteners 12 to complete the connection work between the three-way frame 1 and the landing sill 2.

As described above, according to the installation apparatus 5 of the present invention,
The reference body 5c can be attached to the landing sill 2 by pressing the both side surfaces 21a, 22a in the sill groove with the base portion 5a and the eccentric cam 52b, so that the attachment structure to the landing sill 2 can be simplified. In addition, the size of the entire apparatus can be reduced. Further, since the device 5 can be quickly mounted on the hall sill 2 only by rotating the operation lever 53b and projecting the eccentric cam 52b, installation workability is improved.

Since the eccentric cam 52b is made of an elastic material, the coefficient of friction with the inner surface 21a of the sill groove can be increased to make the eccentric cam 52b less slippery.
In addition, since it is an elastic body, it does not damage the sill groove 2a.

Finally, an installation method for positioning and fixing the three-way frame 1 and the landing sill 2 to the landing sill 2 in which the mounting positions of the three-way frame 1 and the landing sill 2 are different from the above-described case, that is, different types of elevators, will be described with reference to FIGS. explain. FIG. 3 is a plan view illustrating a method of installing a three-way frame by the installation device of the present invention, and FIG. 4 is a side view of FIG.

As shown in FIG. 3, the positional relationship between the three-sided frame 1 and the landing sill 2 is different in that the margin of the three-sided frame 1 on the landing sill 2 is increased.

In such a case, the reference body 5c of the installation device 5
Is displaced toward the anti-three-side frame side, the reference surfaces 51c and 52c can be secured.

That is, as described above, this bolt 55
By changing the position of c in the elongated hole 53c, the reference member 5c is configured to be displaceable in the direction opposite to the base portion 5a in the direction in which the sill groove side surfaces 21a and 22a are in the width direction of the sill groove 2. Therefore, if the position of the bolt 55c is set on the three-sided frame side as shown in FIG. 3, the bolt 55c can be displaced toward the reference three-sided frame 5c.

The method of fastening the three-way frame 1 and the landing sill 2 after positioning is the same as described above as shown in FIG.

As described above, according to the installation device 5 of the present invention,
Since the positional relationship between the base portion 5a, the operating body 5b, and the reference body 5c can be changed according to the mounting positions of the three-way frame 1 and the landing sill 2, the present invention can be applied to a plurality of types of elevators.

[0037]

According to the elevator three-way frame installation apparatus of the present invention, since it is constructed as described above, it can be mounted on a hall sill with a simple configuration at low cost, with good portability, and more efficiently. Also, the present invention can be applied to a plurality of types of elevators.

[Brief description of the drawings]

FIG. 1 is a plan view illustrating a method for installing a three-way frame by an installation device of the present invention.

FIG. 2 is a side view of FIG.

FIG. 3 is a plan view illustrating a method of installing a three-way frame by the installation device of the present invention.

FIG. 4 is a side view of FIG. 3;

FIG. 5 is a plan view of a main part showing an installation device for an elevator three-way frame according to the present invention.

FIG. 6 is a side view of FIG. 5;

FIG. 7 is a sectional view taken along line AA of FIG. 5;

FIG. 8 is a side view showing a state where the elevator three-way frame installation device of the present invention is fixed to a landing sill.

FIG. 9 is a perspective view showing a configuration of an elevator three-way frame installed by the installation device of the present invention.

[Explanation of symbols]

 Reference Signs List 1 elevator three-way frame 1a vertical frame 2 landing sill 2a sill groove 3 landing opening 4 landing floor 5 installation device 5a base 5b operating body 5c reference body 11 three-sided frame mounting plate 12 fastener 21a sill groove side surface 24b sill side mounting plate 51b Rotary shaft 51c, 52c Reference surface 52b Eccentric cam 53b Operating lever 53c Through-hole 54b Retaining nut 54c Reference line 55c Bolt 101a Side surface of landing sill

Claims (4)

[Claims] 1. An elevator three-way frame installation device mounted on a landing side end surface of a landing sill having a sill groove for guiding opening and closing operations of a landing door, the sill groove being laid on a landing floor of each floor, respectively. A base portion having a width dimension smaller than the width dimension and inserted into the sill groove, and formed between the width direction end face of the base portion and the sill groove so as to be protrudable toward the sill groove. An operating body for generating a tension force on both side surfaces of the sill groove, and a reference surface for positioning the three-side frame at a regular position by abutting the landing sill side surface of the three-side frame, and a reference attached to the upper surface of the base portion. An installation device for an elevator three-way frame, comprising a body. 2. The operating body comprises an eccentric cam and an operating lever for rotating the eccentric cam, and the eccentric cam is substantially the same vertical as the base portion in response to the operation of the operating lever. The installation device for an elevator three-way frame according to claim 1, wherein the installation device rotates between a position on a projection surface and a position protruding toward the sill groove. 3. The installation device for an elevator three-way frame according to claim 2, wherein said eccentric cam is formed of an elastic body. 4. The installation device for an elevator three-way frame according to claim 1, wherein the reference body is attached to the base portion so as to be displaceable in a width direction of the sill groove.