JPH1160122A - Centering device for entrance of elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform centering and attaching of a sill and a jamb by a simple structure, by easily performing attachment and detachment to the sill, matching a level and an index part installed on a fixture to a piano wire, simultaneously performing measurement (confirmation) and positional adjustment, taking the shape of the fixture as the reference surface of the jamb, and pressing leg parts of the jamb in relation to the reference surface by an elastic body. SOLUTION: A centering device of an entrance of an elevator is composed of an upper supporting member 5 and a lower supporting member, these members are connected to each other by a shaft body so as to be freely opened and closed, a sill 4 is gripped in the closing state, an index part 11 for indicating the regular position of the sill 4 in relation to a piano wire in the gripping state and a level 12 are loaded on the upper supporting member 5, the side surface of the upper supporting member 5 is taken as the reference surface for arranging a jamb 9 in the regular position of the sill 4, and a jamb holding part for pressing the jamb 9 toward the reference surface and made of an elastic material 8 is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a centering device for an elevator doorway.

[0002]

2. Description of the Related Art Conventionally, a three-way frame centering device for an elevator doorway has been disclosed in, for example, Japanese Patent Application Laid-Open No. Hei 6-336391. A support member to be fitted is attached, and a slide member is attached movably in the hall side and the hoistway side orthogonal to the threshold groove of the support member, so that the three-way frame can be supported between the support member and the slide member. There is known a three-way frame centering device for an elevator entrance, which is characterized by being constituted.

[0003]

However, the conventional three-way frame centering device for the entrance of an elevator is only capable of centering on a building wall and corresponding only to a fixed threshold, and only positioning the lower part of the three-way frame. Therefore, the frequency of work using the device is low.

Further, in order to cope with a large three-sided frame, the slide member has to be made a large member, so that the entire apparatus becomes large, which is inconvenient to carry, and inconveniences such as an increase in cost. there were.

[0005] Further, with respect to the mounting and dismounting of the apparatus, as a method of fixing to the sill, a push bolt is screwed toward the sill and fixed by abutting on the sill. , Work efficiency was poor.

The present invention has been made in view of these problems, and an object of the present invention is to provide a centering device for an elevator doorway which has a simple structure and can be easily attached and detached without increasing the size of the device. It is in.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is to center an elevator doorway having a sill laid on a floor of an elevator hall and a three-way frame erected on the sill. In the device, it is formed to be openable and closable,
In the closed state, the gripping portion for gripping the threshold, and the gripping portion, the threshold being suspended from the top of the hoistway and facing the piano wire which is the centering reference of the entrance and exit, is disposed at a regular position. It has an index portion and a level is placed on the grip portion.

[0008] Further, the gripping portion for gripping the sill is provided with the gripped sill at a regular position with respect to the piano wire, thereby indicating a connection position with a three-way frame erected on the sill. A reference surface for arranging the three-sided frame at a regular position of the sill in response to the three-sided frame abutting, and an elastic material provided on the grip portion and pressing the three-sided frame toward the reference surface. And a three-way frame holding portion.

A centering device for an elevator doorway according to the present invention is formed so as to be openable and closable, and when closed, is fixed to the sill by a gripping portion that grips a sill, and is suspended from the top of the hoistway by the gripping portion. An index portion for arranging the sill grasped by facing the piano wire serving as the centering reference at a regular position is provided, and the grasped sill is arranged at the regular position by aligning the piano wire with the index portion. In addition, since a level is mounted on the grip, the level of the threshold fixed and engaged with the grip can be viewed, and the threshold can be adjusted to the normal mounting state.

[0010] The shape of the side surface of the grip portion indicates a connection position with a three-sided frame erected on the sill, and when the three-sided frame comes into contact with the side surface of the grip portion, the three-sided frame portion is formed. And a three-sided frame holding portion made of an elastic material that is disposed at a regular position of the sill and presses the three-sided frame toward the grip portion. By performing welding and fixing on the sill while holding the sill on the sill, a series of operations from centering and mounting of the sill to welding and fixing of the three-sided frame can be achieved by the configuration of the present invention with a simple configuration. .

[0011]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view of centering of an elevator entrance which is one embodiment of the present invention, and FIG. 2 is a side view of FIG. The same reference numerals in the drawings indicate the same parts.

As shown in the drawing, the centering device of the present invention comprises an upper supporting member 5 for pressing the upper surface of the sill 4, a lower supporting member 6 for pressing the lower surface, and the upper supporting member 5 and the lower supporting member 6. A gripping portion which is composed of a shaft 7 which is openably and closably connected and which grips the sill 4 in a closed state; The index unit 1 for arranging the sill 4 grasped by opposing the sill 13 at a regular position.
1 and a level 12 mounted on the upper surface of the upper support member 5.

The lower surface of the upper support member 5 (the contact surface with the sill 4) engages with the sill groove 4a to restrict the movement of the device with respect to the sill 4 in the front-rear direction (in the direction of the elevator hall). The lower support member 6 is openable and closable by the shaft 7 in a state where the upper support member convex portion 5a is engaged with the threshold, and the lower support member 6 is closed in the closed state. 6 upper surface (contact surface with threshold 4)
The movement of the apparatus in the left-right direction (the opening direction of the elevator landing door) with respect to the threshold 4 is restricted by the magnet 6a provided in the sill, and the apparatus grips the threshold 4.

The upper support member 5 is notched at two places, and the reference surfaces 5b, 5c, 5d, and 5e enable the three-side frame 9 to be positioned at the normal position by contact with the three-way frame 9.
Are formed.

A plurality of fasteners 10 which are partially openable and closable are provided on the upper surface of the upper support member 5, and each of the fasteners 10 is opened to open an elastic body 8 such as a rubber band. When the three-sided frame 9 is pressed against the reference surfaces 5b, 5c, 5d, and 5e by the elastic body 8,
The three-way frame 9 can be clamped and held between the elastic body 8 and the reference surfaces 5b, 5c, 5d, and 5e.

Next, a method of centering and mounting the threshold 4 using the centering device will be described.

First, the upper support member 5 and the lower support member 6 of the gripping portion are opened, and the upper support member protrusion 5a formed on the lower surface of the upper support member 5 is inserted into the threshold groove 4A.

Then, the entire apparatus is moved right and left while being inserted into the sill groove 4A, and the sill 4
Align the inner side surface 11a of the index portion 11 with a reference position (punch, marking line, etc.) set in.

When the position of the apparatus on the sill 4 in the left-right direction is determined as described above, the lower support member 6 rotatably provided by the shaft 7 so as to face the upper support member 5.
Is rotated, and the upper support member 5 and the lower support member 6
And hold it. At this time, the entire device is fixed to the sill 4 by the magnet 6 a provided on the upper surface of the lower support member 6.

As described above, according to the present embodiment, the device can be installed on and removed from the threshold 4 with a very simple operation by being sandwiched between the grips.

Thereafter, in this state, the index unit 11 is hung down from the top of the hoistway, and the entire apparatus is moved together with the sill 4 to a position facing the piano wire 13 which is a reference for centering the entrance and exit. , And the position before and after
Positioning can be performed without measuring with a scale or the like. The correction of the horizontality is performed while looking at the level 12 provided on the upper surface of the upper support member 5.

When the centering of the front, rear, left and right and horizontality is performed in this manner, the threshold 4 is mounted on the partition wall 3 provided in the elevator hall 2 of the hoistway 1.

By these operations, the sill 4 can be easily centered and attached to the partition wall 3 provided in the elevator hall 2 of the hoistway 1.

Next, a method of centering and mounting the three-way frame 9 using the above-described centering device will be described.

First, as described above, when the work of centering and mounting the sill 4 is completed, one end of the elastic body 8 is attached to the fastener 10.
To remove it from the fastener 10.

Then, as shown in FIG. 1, the reference surfaces 9b, 9c, 9d and 9e of the three-sided frame 9 are brought into close contact with the reference surfaces 5b, 5c, 5d and 5e of the upper support member 5, respectively. The elastic body 8 is hung so as to cover the side surface, and is fixed to the fastener 10 again.

In this state, the three-sided frame 9 is pressed against the reference surfaces 5b, 5c, 5d, and 5e by the elastic body 8, and is sandwiched between the elastic body 8 and the reference surfaces 5b, 5c, 5d, and 5e. The pressure is maintained.

Since the reference surfaces 5b, 5c, 5d, and 5e are configured as mounting reference surfaces of the three-way frame 9 with respect to the threshold 4 by mounting the device on the threshold 4, the above-described configuration is adopted. Elastic body 8 and reference surfaces 5b, 5c, 5
If the three-way frame 9 is held between the d and 5e, the three-way frame 9
Can be positioned at the mounting position of the threshold 4.

By performing the above operations, the legs of the three-sided frame 9 are centered at predetermined positions and are held.

Thereafter, the three-way frame 9 is fixed to the building by welding.

As described above, the centering and holding of the three-sided frame 9 can be performed by the centering device having the simple structure including the upper supporting member 5, the lower supporting member 6, and the elastic body 8.

Further, since the elastic body 8 is used for holding the three-sided frame 9, the entire apparatus can be reduced in size and cost can be reduced.

Further, since the centering device of the present invention can perform a series of operations from centering and mounting of the sill to welding and fixing of the three-sided frame, it greatly contributes to improvement of the operation efficiency.

[0034]

The centering device for an elevator doorway according to the present invention can be easily attached to and removed from a sill.
Measurement (confirmation) and position adjustment can be performed at the same time by aligning the spirit level and index part installed in the employment with the piano wire. Furthermore, the shape of the employment is used as the reference surface of the three-sided frame, and the reference is made by an elastic body. Since the legs of the three-way frame are pressed against the surface, the threshold and the centering of the three-way frame can be mounted with a simple configuration.

[Brief description of the drawings]

FIG. 1 is a plan view illustrating centering of an elevator doorway according to an embodiment of the present invention.

FIG. 2 is an enlarged side view showing a main part of centering of an elevator doorway according to an embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hoistway 2 Landing 3 Partition wall 4 Sill 4a Sill groove 5 Upper support member 5a Upper support member convex part 5b, 5c, 5d, 5e Upper support member reference surface 6 Lower support member 6a Magnet 7 Shaft 8 Elastic body 9 Three-sided frame 9b, 9c, 9d, 9e Three-sided frame reference plane 10 Fastener 11 Index part 12 Level 13 Piano wire

Claims (2)

[Claims] An elevator centering device having a sill laid on a floor of an elevator hall and a three-way frame erected on the sill, wherein the centering device is formed to be openable and closable. A gripping portion for gripping the threshold, and the gripping portion has an index portion for hanging the threshold, which is suspended from the top of the hoistway and facing the piano wire serving as a centering reference for the entrance, at a regular position,
A centering device for an elevator entrance, wherein a level is placed on the grip portion. 2. A connecting portion between a three-sided frame erected on the sill by indicating the gripping sill at a regular position with respect to the piano wire in a grip portion for gripping the sill. A reference surface for arranging the three-sided frame at a regular position of the sill in response to the three-sided frame abutting, and an elastic material provided on the grip portion and pressing the three-sided frame toward the reference surface. The centering device for an elevator doorway according to claim 1, characterized by comprising a three-way frame holding portion.