JPH08175777A - Manual door device of elevator - Google Patents

Abstract

PURPOSE: To enable a passenger to optionally and safely get on and off an elevator by way of opening a door by manual operation by providing a starting operation member to switch on a starting switch for starting of the elevator as it is operated at the time of starting an elevator main body and to energize an elevator door lock member in the closedown locking direction. CONSTITUTION: An operation rod 46 operates to put on an operation element 48 of a starting switch 47 through an end of a revolving link 42 by push operation of a starting operation member 45. Thereby, a drive motor for elevation of an elevator starts, and an elevator main body 11 moves to a specified floor designated by button operation in the elevator 11. Thereafter, when the elevator reaches the designated floor, as locking of a platform gate door and an elevator door is released, it is possible to get off the elevator 11 at the designated floor by operation of a door knob 52, etc.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a manual elevator door device which enables a person to manually open and close an elevator door and a landing door on each floor to get on and off.

[0002]

2. Description of the Related Art Conventionally, elevators have been installed in structures such as buildings, condominiums, and hospitals according to the purpose of the structures, and these are usually large or small between floors of high floors. It is equipped with hanging electrical equipment, and the operation of various operating mechanisms including the elevator doors is automatically controlled by button operation.

[0003]

However, such an elevator is convenient for transporting a large number of people to the floors of each floor, but the equipment cost thereof is enormous. There has been a problem that the equipment cost has become a major obstacle to the spread of elevator devices being installed in the houses of ordinary households.

On the other hand, in the above-mentioned conventional elevator, since the opening / closing operation of the elevator door is automatically performed by pushing the operation button at the entrance on the elevator side and each floor, for example, only the external power source (AC power source) is used. If there is a power outage in a small-scale elevator system that operates by using it, from the inside of the elevator despite the elevator being stopped at a stable part of each floor due to power down of the operating system and control system. There was an inconvenience that people could not go outside (floor).

The present invention has been made by paying attention to the above-mentioned conventional problems, and regardless of whether or not there is a power outage of an external power source, a person on each floor or a person in an elevator can use the elevator. It is an object of the present invention to provide a manual door device for an elevator that allows a door to be opened manually and safely to and from an elevator only when it is in a predetermined floor position by manual operation.

[0006]

A manual door device for an elevator according to the present invention is operated by contacting the elevator main body when the elevator main body moving up and down is located at the elevator hall entrance of each floor, and the elevator door door is operated. Door lock member that allows the closing lock of the elevator door to be released, a floor specifying member formed in the elevator passage near each elevator entrance, and an elevator door through a link mechanism when the floor specifying member is detected. And an elevator door lock member on the side of the elevator body that enables the closing lock of the elevator body to be released, and a start switch for starting the elevator that is operated when the elevator body is started is turned on, and the elevator door lock member is closed in the locking direction. The starting operation member for urging the elevator is installed in the elevator body.

[0007]

The elevator main body according to the present invention is fitted into the recess of the hall door when the elevator body is stopped in the elevator passage to reach each floor, and the wall to which the hall door is attached. By removing the side entrance door lock member from the recess, it is possible to manually open and close the entrance door.

Further, when the elevator main body stops at the floor, the elevator position detecting member on the elevator main body side is urged by a floor specifying member such as a raised portion, and this movement is performed via the link mechanism. Tell the door lock member. With this, by disengaging the elevator door lock member from the recess of the wall surface to which the elevator door is attached and holding the state using the link mechanism, it is possible to manually open and close the elevator door. To do.

Therefore, by manually operating these two elevator doors and the entrance doors, a person can freely and easily get in and out of the elevator body and each floor.

In addition, when a person gets into the elevator main body on each floor and moves up and down to a desired floor after closing each door, a button to set an instruction to the floor and a separately provided start The operation member is operated to turn on the elevator drive switch, and at the same time, the link mechanism is operated so as to return the release holding of the elevator door lock member to the recess to the locked state.

As a result, the elevator drive device is actuated, and the elevator main body starts either one of raising and lowering.
As a result, the contact of the elevator position detecting member with the floor specifying member is also released, and the elevator body can be smoothly moved up and down while the elevator door is kept in the locked state.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 and FIG. 2 are a front view and a plan view showing a part of the floor near the elevator hall entrance, respectively.
[Fig. 3] is a front view showing the whole of the vicinity of the elevator hall entrance.

In FIGS. 1 and 2, an opening frame 2 is fitted in a wall 1 of the elevator hall entrance on each floor, and a bag-shaped hall entrance door having a predetermined thickness is fitted in the opening frame 2. 3 is attached by a hinge member 4 so as to be horizontally rotatable. Further, a door knob 5 for opening / closing operation of an occupant on each floor is attached to the front surface of the hall door 3.

On the other hand, on the side surface of the hall door 3 opposite to the side where the hinge member 4 is located, specifically, a square frame sandwiched by a front plate 3a and a rear plate 3b to form the bag shape. A recess 6 having a predetermined depth for a door lock is formed on a side portion of the material 3c.

Further, the wall 1 or the opening frame 2 facing the recess 6 and, in this embodiment, particularly the opening side surface of the opening frame 2,
A recess 7 having a relatively large depth is formed, and inside the recess 7, as shown in FIG.
A sliding shaft 8 that horizontally moves along 7b is installed.

A locking piece 9 capable of moving in and out of the recess 6 is fixed to one end of the sliding shaft 8.
A roller 10 is rotatably supported on the other end of the sliding shaft 8.

Further, the roller 10 can rotate and come into contact with the side surface of the elevator main body 11 which moves up and down with a predetermined gap along the opening side surface of the opening frame 2 forming a part of the elevator passage. ing. A spring 12 installed in the recess 7 is engaged with a part of the sliding shaft 8 so that the sliding shaft 8 is always moved to the right in each figure.
Is urged.

Therefore, when the elevator main body 11 is not in the floor position, the roller 10 receives the repulsive force of the spring 12 and projects toward the elevator passage, whereby the roller 10 is integrally connected to the sliding shaft 8. The stop piece 9 is also fitted into the recess 6 of the hall door 3, and the hall door 3 is in a door closing lock state.

On the other hand, as shown in the figure, the elevator main body 11
Is in the floor position, the elevator body 11 causes the roller 10 to resist the repulsive force of the spring 12 and the recess 7
Since it is pushed in, the locking piece 9 is released from the inside of the recess 6, and the closing lock of the hall door 3 is released.

On the front surface of the opening frame 2, an operation button B for instructing up and down is provided, while in the elevator main body 11, an operation button for specifying a floor is provided.

For convenience of explanation, FIG. 4 is a perspective view of the elevator body 11 as seen from the front with the landing door 3 removed, and the guide grooves on the left and right sides of the elevator body 11 in the vertical direction. A guide plate 22 having 21 is attached.

On the other hand, on the left and right side walls 23 of the elevator passage for guiding the elevator main body 11 in the ascending / descending direction, vertically extending guide rails 24 having guide ridges 25 at the center are attached.
The concave groove 21 of the guide plate 22 is fitted into the guide ridge 25 of FIG.

Although not shown, the reinforcing portion of the elevator body 11 is connected to a wire rope end which is wound or unwound by a hoisting motor, so that the hoisting motor causes the elevator body 11 to move in the elevator passage. It is designed to be lifted up and down.

Further, on the right side wall 23 forming the elevator passage corresponding to each floor, there is one projection surface portion 26 of a predetermined length, which is a floor specifying member that is slid vertically and gently undulates. The guide vertical groove 27 is formed on the right side surface of the elevator body 11 in the vertical direction.
However, it is slidably guided by the protruding surface portion 26.

The elevator main body 11 has an elevator door 28 at a front portion thereof, which is horizontally rotatably supported by a hinge member 29 attached to a side plate 30 of the elevator main body 11, and the elevator main body 11 has a front portion. Can be opened and closed.

The elevator door 28 as a whole is formed in a bag shape having a predetermined thickness by a front plate 28a, a rear plate 28b, and a square frame member 28c sandwiched between the front plate 28a, the rear plate 28b, and the side plate. At the upper portion of 30, the guide vertical groove 27 and the protruding surface portion 26 on the right side wall 23 are provided.
Through holes 31, 32 facing each other.

Further, an L-shaped link 34 constituting a link mechanism rotatably supported by a horizontal support shaft 33 is attached to an upper portion between the front plate 28a and the rear plate 28b. A roll 35 is rotatably attached to one end of the L-shaped link 34, and the roll 35 faces the through holes 31 and 32.

The L-shaped link 34 is constantly urged clockwise around the support shaft 33 by a compression spring 36 attached to a part of the L-shaped link 34. Therefore, the roll 35 is provided with the through holes 31, 32. Always inside the guide vertical groove 2
A part is projected inside 7. In addition, the L-shaped link 3 described above
4, a long horizontal link 37 is provided below the support shaft 34
One end of the horizontal link 37 is rotatably supported by a support shaft 38, and a plate-shaped elevator door lock member 39 is attached to the other end of the horizontal link 37.

The elevator door lock member 39 is
Inside the through hole 40 formed in the left side of the square frame member 28c of the elevator door 29, and as a recess as a locking hole formed in the left side of the side plate 30 of the elevator body 11 so as to face the through hole 40c. To the places 41 and
When the L-shaped link 34 is rotated clockwise, the L-shaped link 34 is fitted in the recess 41.

A support shaft 43 is provided between the front plate 28a and the rear plate 28b to rotatably support a substantially central portion of the rotary link 42. The rotary link 42 is compressed by a compression spring 44. It is always biased counterclockwise about the support shaft 43. When the elevator main body 11 is in the floor position, the lower end of the L-shaped link 34 slidably contacts the upper right end of the rotary link 42, but is in the floor position. In this case, as shown in FIG.
The right end surface of the rotary link 42 is in contact with the lower end side surface of the character-shaped link 34.

On the other hand, the lower left end of the rotary link 42 is
A start switch for starting the drive motor for lifting and lowering the elevator is mounted on the end of the operation rod 46 of the start operation member 45 that is operated to move in and out of the bracket (case body) 50, and is above the left end of the rotation link 42. The operator 48 of 47 is in contact.

A return spring 49 is provided between the bracket 50 and the starting operation member 45 for returning the operation rod 46 to the downward direction. Further, door knobs 54 and 52 for manually opening and closing the elevator door 28 are attached to the inner and outer surfaces of the elevator door 28, respectively. Further, inside the elevator main body 11, floor designating buttons and the like are arranged on the wall surface.

Next, the operation will be described. Considering now that the user is on the third floor and the elevator body 11 is stopped on the first floor, the user on the third floor first operates the operation buttons on the opening frame 2, The elevator main body 11 is designated to be lifted.

As a result, the elevator drive motor is driven, and the elevator main body 11 rises due to the winding of the wire rope, and stops at the third floor. At the time of this stop, the side surface of the elevator body 11 causes
Also, the roll 10 shown in FIG.
It is pushed against the repulsive force of 2.

Therefore, both ends of the sliding shaft 8 which rotatably supports the roll 10 are smoothly retracted into the recess 7 along the horizontal grooves 7a and 7b. At the same time, the sliding shaft 8
Similarly, the locking piece 9 integrated with the rear side of the elevator door 3 moves backward,
As shown in FIG. 1 and FIG. 2, it escapes from the recess 6 formed in the rectangular frame member 3c.

As a result, the elevator door 3 is
A user on the floor of the floor can manually open the door by operating the door knob 5, and the elevator door 3 is opened horizontally with the hinge member 4 as the center.

On the other hand, when the elevator main body 11 is stopped, the roller 35 at the end of the L-shaped link 34 is opposed to the compression spring 36 by the protrusion surface portion 26 which is provided on the right side wall 23 to guide the guide vertical groove 27. Through hole 31,3
It is pushed back into 2.

As a result, the L-shaped link 34 is attached to the support shaft 33.
4, the elevator door lock member 39 is pulled rightward through the lateral link 37 as shown in FIG. 4, and the lower end of the L-shaped link 34 is rotated rightward of the rotary link 42. Remove from the top surface.

Therefore, the rotating link 42 is rotated counterclockwise around the support shaft 43 by receiving the repulsive force of the compression spring 44, and the right end thereof is located on the side surface of the lower end of the L-shaped link 34, as shown in FIG. , The return operation of the L-shaped link 34 by the compression spring 36 (clockwise rotation around the support shaft 33) is restricted.

As a result, when the elevator main body 11 is stopped on the floor, the elevator door lock member 39 is maintained in the state of being disengaged from the recess 41, and the elevator door 28 is operated around the hinge member 29 by operating the door knob 51. It can be opened manually in the horizontal direction.

In this way, when the hall door 3 and the elevator door 28 are opened, the user can transfer to the elevator main body 11 from the third floor, and after the transfer, the respective doors 3, 28 are opened. Slowly and automatically,
Or closed manually.

Next, the user pushes an operation button for designating a desired floor in the elevator main body 11, and
The starting operation member 45 is pushed against the return spring 49.

By this operation, the end of the operating rod 46 pushes up the lower surface of the left end of the rotary link 42, and this is rotated clockwise about the support shaft 43 against the repulsive force of the compression spring 44. Therefore, the lower end of the L-shaped link 34 is released from the locked state of the rotary link 42 shown in FIG. 4, and is rotated clockwise by the elastic force of the compression spring 36, and the lower end thereof is rotated. Move while riding on the upper right end of the link 42.

Therefore, the horizontal link 37 moves to the left in accordance with the operation of the L-shaped link 34, and the elevator door lock member 39 attached to the tip of the horizontal link 37 moves through the through hole 4
It will be fitted in the recess 41 which is a locking hole through 0. As a result, the closing lock of the elevator door 28 is performed.

On the other hand, the pushing operation of the starting operation member 45 causes the operating rod 46 to turn on the operating element 48 of the starting switch 47 via the end of the rotary link 42, thereby starting the drive motor for raising and lowering the elevator. Then, the elevator main body 11 moves to a predetermined floor designated by the button operation in the elevator main body 11.

When the designated floor is reached, the landing door 3 and the elevator door 28 are unlocked in the same manner as described above, so that the operator can easily get down to the designated floor by operating the door knob 52 or the like. be able to.

Although not shown, the above-mentioned landing door 3
The opening and closing of the elevator door 28 can be performed by operating one of the doors and the other at the same time by opening and closing the other.

[0048]

As described above, according to the present invention, when the elevator main body that moves up and down is located at the elevator hall entrance of each floor, the elevator main body operates by contacting the elevator main body to lock the closing lock of the hall entrance door. A hall door lock member that can be released, a floor identification member formed in the elevator passage near each elevator hall entrance, and when the floor identification member is detected, a closing lock of the elevator door is provided via a link mechanism. An elevator door lock member on the elevator side that enables releasability is provided, and a start switch that is operated at the time of starting the elevator main body to turn on a start switch for elevator start and that urges the elevator door lock member in a closing lock direction. Since the operating member is configured to be installed in the elevator body, it is possible to check whether the external power source is interrupted or not. , Those who are on each floor and those who are in the elevator can only arbitrarily and safely get on and off the elevator by manually opening the door when the elevator main body is in the predetermined floor position. There is an effect to be obtained.

[Brief description of drawings]

FIG. 1 is a partially cutaway front view of a manual door device for an elevator according to an embodiment of the present invention.

FIG. 2 is a plan view showing a partially cutaway main part shown in FIG.

FIG. 3 is a front view showing the entire manual door device for an elevator according to the present invention.

FIG. 4 is a partially cutaway perspective view showing a lock structure for an elevator door according to the present invention.

[Explanation of symbols]

 3 Doorway door 9 Doorway door lock member 11 Elevator body 26 Projection surface part (floor specific member) 39 Elevator door lock member 45 Start operation member 47 Start switch

Claims (1)

[Claims] 1. A landing door that opens and closes an elevator landing door on each floor, and when the elevator main body that moves up and down is at the elevator landing entrance on each floor, it operates by contacting the elevator body to operate the landing door. When a door lock member for unlocking the closing lock of the door, a floor specifying member formed in the elevator passage near each of the elevator entrances, and a floor specifying member provided in the elevator main body are detected. An elevator door lock member capable of releasing a closing lock of an elevator door via a link mechanism, and an elevator door lock member provided on the elevator main body, which is operated when the elevator main body is started to turn on a start switch for elevator start, and Elevator equipped with a starting operation member for urging the elevator door lock member in the closing lock direction Manual door device