JPH062457A - Automatic unlocking device for toilet - Google Patents

Abstract

PURPOSE:To open a toilet door with retreat of a movable member on the inner side face of the door by furnishing a magnetic piece on the movable member and a receptacle piece for it, and thereby generating a repulsive force in the magnetic pieces to each other in case of emergency in conformity to a save request signal given from inside of the toilet. CONSTITUTION:A guide part 6 is formed at a supporting metal piece 5 to be fixed to the inner side face 3A of a toilet door 3, while a movable member 8 is furnished on the guide part 6. A receptacle metal piece 10 for the movable member 8 is secured to the other inner side face 4C of an opening in the wall 1, and magnetic piece 12, 13 is mounted on the movable member 8 and receptacle piece 10. The second magnetic piece 13 is deenergized and the movable member 8 is operated normally and inserted into the receptacle piece 10 to generate locking, while a retreating motion causes its returning to generate unlocking. When any emergency situation arises with the door 3 locked, a relay is actuated by a save request signal emitted from inside of the toilet, and the second magnetic piece 13 is energized by feeding current to a circuit for unlocking. The movable member 8 inserted in the receptacle piece 10 is retreated by the repulsive force generated by energizing the second magnetic piece 13 to the same polarity as the first magnetic piece 12 to cause returning to the supporting metal piece 5, and it is possible to open the door.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic unlocking device for a toilet, which is used, for example, in cooperation with a nurse call to rescue a cared person in the toilet.

[0002]

2. Description of the Related Art Generally, a lock is attached to an opening / closing door from the inside of a toilet, and when the toilet is used, the lock is locked from the inside of the toilet so that it cannot be opened from the outside.

On the other hand, in nursing homes and the like, a nurse call system is installed from the viewpoint of the safety and security of the lives of care recipients such as the elderly. In an emergency, by pushing the push button of the slave unit of this nurse call system, It is designed to call the master unit of the nurse station. The child machine of the nurse call system is installed on the wall surface inside the toilet, etc., and the cared person wears it when using the toilet.

[0004]

However, when the caregiver falls down inside the toilet, the lock is locked from the inside of the toilet so that the locker locks the door of the toilet. Can not be opened from the outside, which will be a hindrance during rescue, and there is a possibility that quick rescue activities cannot be expected. Also, you will be forced to open the lock,
It will damage the surrounding walls and doors.

Therefore, it is required to automatically unlock the lock in conjunction with the nurse call system to open the toilet door from the outside. The present invention has been made to solve the above problems, and its purpose is to:
By providing an automatic unlocking device for the toilet that automatically unlocks the lock on the toilet door in conjunction with the slave unit of the nurse call system and can open the toilet door from the outside. is there.

[0006]

The invention according to claim 1 is
A support fitting that is attached to the inner surface of the end of the door that is rotatably provided on one side of the opening of the wall and that has a guide portion, and a grip provided on the guide portion of the support fitting so as to be movable in the longitudinal direction. A movable member having a projecting portion, a receiving metal member provided on the inner surface of the wall on the other side of the opening for receiving the movable member, a first magnetic body integrally provided at the tip of the movable member, and a metal receiving member. Characterized in that at least one of the first magnetic body and the second magnetic body is excited to the same pole with respect to the other by a rescue signal transmitted in the toilet. And

According to a second aspect of the present invention, there is provided a metal fitting attached to an inner surface of an end of a door rotatably provided on one side of the opening of the wall and an inner surface of the other side of the opening of the wall. A support metal member provided with a guide portion, a movable member provided on the guide portion of the support metal member so as to be movable along the longitudinal direction and provided with a grip portion projecting therefrom, and a first member integrally provided at the tip of the movable member. Consisting of one magnetic body and a second magnetic body arranged in the receiving metal,
The first magnetic body and the second magnetic body according to the rescue signal transmitted in the toilet.
It is characterized in that at least one of the magnetic bodies is excited to the same polarity as the other.

[0008]

In the invention of claim 1, when the cared person is in a normal life, no rescue signal is transmitted in the toilet, and the repulsive force acts between the first magnetic body and the second magnetic body. I haven't. For example, when the second magnetic body is demagnetized,
The first magnetic body of the movable member does not receive the repulsive force from the second magnetic body in the receiving metal fitting, and the movable member operates normally.

On the other hand, when the caregiver who is in an emergency with the door closed in the toilet, the movable member is inserted into the receiving metal fitting and the door is locked, and the rescue signal is transmitted in the toilet, At least one of the first magnetic body and the second magnetic body is excited to the same pole with respect to the other, and the second magnetic body and the first magnetic body of the movable member repel each other. By the repulsive force between the magnetic bodies, the movable member inserted in the wall-side receiving metal fitting retracts, returns to the door-side supporting metal fitting, and the door can be opened and closed.

According to the second aspect of the invention, the first aspect is also provided.
The same operation as the described invention occurs.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to the drawings. 1 to 5 show an automatic unlocking device for a toilet according to a first embodiment of the present invention.

In FIG. 4, on one side of the wall 1 in the building,
A toilet 2 is installed, and a door 3 is arranged in the toilet 2. The door 3 is rotatably provided on one side 4 </ b> A of the opening 4 of the wall 1 so as to open to the outside of the toilet 2.

1 to 3, a support fitting 5 is fixedly attached to an inner surface 3A of an end portion of the door 3, and the support fitting 5 is a guide portion 6 which is a hole portion having one end closed and the other end opened.
And a slit portion 7 is formed on the upper portion thereof. In addition, a cushioning member 6A is provided at one closed end of the guide portion 6.
Is provided to absorb the impact of the movable member 8 described later.

A movable member 8 is attached to the guide portion 6 of the support fitting 5.
Is provided so as to be movable along the longitudinal direction, and the movable member 8
Has a plate body having an elliptical cross section and having a taper such that the plate thickness becomes thinner toward the tip, and a grip portion 9 is provided so as to project from the plate body. The grip portion 9 has a size that is convenient for the cared person R and can be easily operated.

On the other hand, a receiving metal fitting 10 for receiving the movable member 8 is fixedly provided on the inner side surface 4C of the other side 4B of the opening 4 of the wall 1. The receiving metal fitting 10 is composed of a hole portion having one end closed and the other end opened, and a roller device 11 is disposed below the opening of the receiving metal fitting 10.

A first magnetic body 12 made of a permanent magnet is integrally provided at the tip of the movable member 8, and a second magnetic body 13 made of a current-carrying magnet is arranged in the receiving metal fitting 10. The second magnetic body 13 is adapted to be excited to the same pole as the first magnetic body 12.

In FIG. 5, the second magnetic body 13 is
Unlocking circuit 14 connected to commercial power or emergency power
The unlocking circuit 14 is provided in the middle of the second magnetic body 1
A normally open contact 15 is provided in series with 3.

Reference numeral 16 is a nurse call system, which includes a nurse call base unit 16A, a control panel 16B, and an indicator lamp 16C.
And a recovery button 16D, and when the push button of the cordless handset 16E is pressed, the care signal is sent to the control panel 16B.
The signal is transmitted to the nurse call base unit 16A via the, and the indicator light 16C is turned on or blinked. The control board 16B is connected to the a-contact 15 via a relay (not shown).

In this embodiment, however, when the care-receiver R is in a normal life, the a-contact 15 is in the open state, so that no current flows through the unlocking circuit 14 and the second magnetic body 13 is released. Is degaussed. Therefore, the first magnetic body 12 of the movable member 8 does not receive the repulsive force from the second magnetic body 13 in the receiving metal fitting 10, and the movable member 8 operates normally. That is, the movable member 8 is advanced from the support fitting 5 by the operation of the grip portion 9 of the care receiver R, is inserted into the receiving fitting 10 and is locked,
The door 3 is closed. When the movable member 8 is retracted, the lock is released. .

In the toilet 2, the door 3 is closed, the movable member 8 is inserted into the receiving metal fitting 10 and the door 3 is locked. 16
By pressing the push button of E, the care signal is transmitted to the nurse call base unit 16A via the control panel 16B, but at the same time, the unlock signal is transmitted to the relay via the control panel 16B in synchronization with the care signal. , The relay is activated. This relay closes the a-contact 15, current flows through the unlocking circuit 14, and the second magnetic body 13 is excited.

The second magnetic body 13 is excited to the same pole as the first magnetic body 12, and the excited second magnetic body 13 and the first magnetic body 12 of the movable member 8 repel each other. The repulsive force between the magnetic bodies 12 and 13 causes the movable member 8 inserted in the receiving metal fitting 10 on the wall 1 side to retreat, return to the supporting metal fitting 5 on the door 3 side, and the door 3 can be opened and closed. That is, in an emergency, when the care receiver R pushes the push button of the child device 16E in the toilet 2 and requests rescue, the care receiver R is locked to the receiving bracket 10 of the wall 1 in synchronization with this operation. The movable member 8 that is present automatically retracts, returns to the support fitting 5 of the door 1, and the door 3 can be opened and closed.

When the movable member 8 retracts, the roller device 11 reduces contact resistance and ensures smooth sliding. This also deals with the possibility that the sliding of the movable member 8 becomes worse when the door 3 is installed.

According to the above-mentioned structure, when the movable member 8 is inserted into the receiving metal fitting 10 and the door 3 is closed, the care receiver R who has fallen into an emergency sends a rescue signal in the toilet 2. By the repulsive force between the magnetic bodies 12 and 13, the movable member 8 inserted in the receiving metal fitting 10 on the wall 1 side is retracted, and the movable member 8 is automatically returned to the supporting metal fitting 5 on the door 3 side. It is possible to open and close the door 3 from the outside of the toilet 2.

That is, in conjunction with the nurse call system,
The movable member 8 can be unlocked, and the door 3 can be opened. And even when the caregiver rushes to the rescue by the nurse call system, it is possible to provide prompt rescue, and to ensure the safety and security of the care receiver R, and there is no need to open the lock as before. It is possible to prevent the surrounding wall 1 and the door 3 from being damaged, and for security purposes, a lock can be attached to a toilet door that is conventionally not attached with a lock.

Although the movable member 8 has an elliptical cross section in this embodiment, it may have a circular shape.
Although the roller device 11 is provided in this embodiment, the roller device 11 may be omitted.

Further, in this embodiment, the movable member 8
The first magnetic body 12 made of a permanent magnet is integrally provided at the tip of the, and the second magnetic body 13 made of a current-carrying magnet is arranged in the receiving metal fitting 10. However, the present invention is not limited to this mode. It is also possible to integrally provide the first magnetic body 12 made of a current-carrying magnet at the tip of the movable member 8 and to dispose the second magnetic body 13 made of a permanent magnet in the receiving metal fitting 10.
Further, it is possible to integrally provide the first magnetic body 12 made of an energizing magnet at the tip of the movable member 8 and dispose the second magnetic body 13 made of an energizing magnet in the receiving metal fitting 10. In this case, both magnetic bodies 12 and 13 are excited to have the same pole.

FIG. 6 shows an automatic unlocking device for a toilet according to a second embodiment of the present invention, and only differences from the first embodiment will be described. In the first embodiment, the inner surface 3 at the end of the door 3
A support metal fitting 5 is attached to A, and a movable member 8 is movably provided on a guide portion 6 of the support metal fitting 5. Corresponding to this, a movable member is provided on an inner surface 4C of the other side 4B of the opening 4 of the wall 1. 8
Although the receiving metal fitting 10 for receiving is provided, in the second embodiment, the corresponding positions of the supporting metal fitting and the receiving metal fitting are reversed from those of the first embodiment. That is, one side 22A of the opening 22 of the wall 21
A door 23 is rotatably provided on the inner surface of the door 23, and a metal fitting 24 is attached to the inner surface of the end of the door 23.

A support fitting 25 having a guide portion is provided on the inner surface of the other side 22B of the opening 22 of the wall 21. A movable member having a grip portion is provided movably on the guide portion of the support fitting 25.

According to the second embodiment, the same action and effect as those of the first embodiment are produced.

[0030]

As described above, according to the first aspect of the invention, the movable member is inserted into the receiving metal fitting and the door of the care receiver R who is in an emergency state is closed in the toilet. By sending a rescue signal, the movable member inserted in the wall-side receiving metal fitting is retracted by the repulsive force between the magnetic bodies, and the movable member is automatically returned to the door-side supporting metal fitting and unlocked. The door can be opened and closed from the outside of the toilet.

According to the invention of claim 2, the same effect as that of the invention of claim 1 can be obtained.

[Brief description of drawings]

FIG. 1 is a sectional view of an automatic unlocking device for a toilet according to a first embodiment of the present invention.

FIG. 2 is a plan view of the toilet automatic unlocking device.

FIG. 3 is a sectional view taken along line XX of FIG.

FIG. 4 is a plan view showing a toilet.

FIG. 5 is a control system diagram of the automatic unlocking device for a toilet.

FIG. 6 is a plan view showing a toilet related to the automatic unlocking device for a toilet according to the second embodiment of the present invention.

[Explanation of symbols]

 1 Wall 2 Toilet 3 Door 4 Opening 4A One side 4B Other side 5 Support metal fitting 6 Guide part 8 Movable member 9 Grip part 10 Receiving metal fitting 12 First magnetic material 13 Second magnetic material R Cared person

Claims (2)

[Claims] 1. A support metal fitting attached to an inner surface of an end portion of a door rotatably provided on one side of an opening of a wall and having a guide portion, and a guide metal portion of the support metal fitting that moves along a longitudinal direction. A movable member that is provided so that it can be protruded with a grip portion, a receiving metal member that is provided on the inner surface on the other side of the opening of the wall and that receives the movable member, and a first magnet that is integrally provided at the tip of the movable member. The first magnetic body and the second magnetic body, which are composed of a body and a second magnetic body arranged in the receiving metal, are provided by a rescue signal transmitted in the toilet.
An automatic unlocking device for a toilet, wherein at least one of magnetic materials is excited to have the same polarity as the other. 2. A receiving fitting attached to an inner surface of an end of a door rotatably provided on one side of the opening of the wall, and a guide portion provided on an inner surface of the other side of the opening of the wall. A support metal member, a movable member that is movably provided in a guide portion of the support metal member and has a grip portion that protrudes, a first magnetic body that is integrally provided at a tip of the movable member, and a receiving member. The second magnetic body disposed on the metal fitting, and the first magnetic body and the second magnetic body are generated by the rescue signal transmitted in the toilet.
An automatic unlocking device for a toilet, wherein at least one of magnetic materials is excited to have the same polarity as the other.