JPH09313402A - Automatic opening/closing shutter of toilet with microbe treatment tank - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an automatic opening/closing shutter which is for a toilet equipped with a microbe treatment tank, is installed between the stool of the toilet and the treatment tank is safe and will never give a sense of fear to the user, and which accelerates decomposition of excrement after the usage of toilet by starting an agitating device furnished in the treatment tank. SOLUTION: A stepboard 3 energized upward is installed on each side of a toilet stool 2, and a shutter plate 8 is furnished which swings round a shaft 5 for opening and closing so as to shut off the stool 2 from a microbe treatment tank 15. The shutter plate l8 is energized in the direction of closing, is coupled with the stepboard 3 by a coupling means 12, and swung in the direction of opening when the stepboard 3 is moved downward. Further a switch is furnished turned on with the downward motion of the stepboard 2 so as to put off a driving power supply of an agitating device provided in the treatment tank 15. When this switch is turned off, the agitating device repeats the operating cycle consisting of the operation for the first set time and pause for the second set time.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shutter of a toilet provided with a microorganism treatment tank suitable as a temporary toilet installed outdoors, and an automatic opening / closing shutter provided between the toilet bowl and the microorganism treatment tank. It is about.

[0002]

2. Description of the Related Art A toilet provided with a microbial treatment tank is provided with a microbial treatment tank below a toilet bowl, and decomposes filth that has fallen by the action of degrading microorganisms in the treatment tank. A carrier for holding microorganisms in the treatment tank (as a filter medium, a powdery or granular one such as rice bran or biochip obtained by finely crushing softwood is used, and a filter bed formed by such a powdery or granular filter medium Is stirred to evenly mix the filter medium and the dirt, and a stirrer is provided to supply oxygen necessary for the activity of the microorganisms. The motor stirs the filter bed by rotating the rotary shaft periodically.In order to expedite the decomposition of the waste, it is better to operate the stirrer immediately when the toilet is used. Means such as the user pressing a switch to start the stirring device is required.

[0003]

In the toilet provided with the above-mentioned microorganism treatment tank, the filter bed is visually recognized through the opening of the toilet bowl, which gives the user discomfort. In addition, the malodor emitted from the filter bed when not in use flows out through the opening of the toilet bowl.
Further, when the stirring device is rotating, the state in which the blade of the stirring device is stirring the filter bed can be seen through the opening of the toilet bowl, which gives a fear to the user.

In order to solve such a problem, it is conceivable to provide an openable and closable shutter between the toilet bowl and the microorganism treatment tank. The present invention provides a technical means for a shutter that shuts off between a toilet bowl and a microbial treatment tank, the shutter that is always closed is automatically opened during use, and is safe and does not make the user feel fear. The task is to do.

Further, according to the present invention, even if a switch for starting the stirring device of the microorganism treatment tank is provided, there is no guarantee that a user without prior knowledge will operate the switch without fail.
In view of the fact that it is often not operated even if a caution is given, it is necessary to provide a technical means capable of accelerating the decomposition of waste by starting the stirring device immediately after use without operating a switch or the like. Is an issue.

[0006]

An automatic opening / closing shutter for a toilet provided with a microorganism treatment tank according to the present invention includes a footboard 3 which is located on both sides of a toilet bowl 2 and which is biased upward and can be moved downward from its upper position. A shutter plate 8 that swings around the swing shaft 5 and opens and closes between the toilet 2 and the microbial treatment tank 15 disposed therebelow when biased, and is biased in the blocking direction; Operation connecting means 12 that connects the shutter plate 8 and swings the shutter plate 8 around the swing axis in the opening direction when the tread plate 3 moves downward, and is operated by the downward movement of the tread plate 3 and treats microorganisms during the operation. An electric switch 13 for cutting off the drive power of the stirring device 23 provided in the tank 15.
Are provided.

The automatic opening / closing shutter according to claim 2 is the shutter provided with the above-mentioned matters, and the step plates 3 on both sides of the toilet 2 are provided.
A pair of shutter plates 8 and 8 which are provided with a connecting member 4 for integrally connecting each other, and which are pivotally supported by rocking center shafts 5 located on both sides of the toilet bowl 2 and are rocked and opened left and right. ,
Each of the two shutter plates has its one end connected to the shutter plate and the other end connected to the connecting member via a universal joint so that the shutter plate 8 moves outward when the tread plate 3 moves downward. It is characterized in that they are connected in a swinging direction.

The automatic opening / closing shutter according to claim 3 is the shutter provided with the above items, wherein the stirring device 23 of the microorganism treatment tank is operated for a first set time and for a second set time when its driving power source is turned on. Is repeated in this order.

[0009]

The tread plate 3 and the shutter plate 8 are normally held in the upward movement position and the closed position by the urging force of the spring, the weight, the own weight and the like. Footboard 3 for people to use the toilet
When stepped on, the tread plate 3 moves downward due to the weight of the person, and the shutter plate 8 is opened by the action of the operation connecting means 12. At this time, if the stirring device 23 of the microorganism treatment tank is in operation, when a person gets on the tread 3, the switch 13 is operated to stop the stirring device 23. When a person descends from the tread plate 3 after use, the tread plate 3 moves upward and the shutter plate 8 is closed.

Usually, the stirring device 23 of the microorganism treatment tank is set to repeat rotation for a predetermined time and stop for a predetermined time. This repetitive operation starts when the power of the driving device of the stirring device is turned on, but when the normal power is turned on, the rotation of the device is immediately started for a predetermined time, and then a pause for a predetermined time is performed. It is set to repeat. Also in the device of the present invention, if the repeating operation of the stirring device as described above is set, when the person gets off the tread 3 after using the toilet, the operation of the switch 13 is released and the stirring device is operated. Since the power is turned on, the rotation for a predetermined time is immediately started, and the dirt is promptly dispersed in the entire filter bed, and the decomposition treatment is promoted.

According to the structure in which the connecting members 4 for integrating the treads 3 on both sides of the toilet bowl are provided, the shutter is released at the same timing regardless of which foot the user raises or lowers the foot on the tread 3. It is possible to open and close the board, and with one switch 13 at a fixed timing,
The use and stop of the stirring device 23 after use can be performed. Also, when the shutter plate is a set of two shutter plates that swings left and right, the device can be made compact and the shutter plate 8 can be arranged in a narrow space between the toilet 2 and the microorganism treatment tank 15. Is advantageous to.

[0012]

1 to 3 are views showing an embodiment of the present invention. The front side of the floor 1 on the upper level of the two-tiered floor of the toilet (hereinafter referred to as the floor at the upper end when simply referred to as the floor below) (hereinafter front, back, left and right words are the users of the toilet) A toilet bowl 2 is arranged in the center, and a rectangular tread plate 3 is arranged so as to be fitted in a rectangular recess provided in a floor surface 1 on both sides of the toilet bowl. The tread plate 3 is made of sheet metal, and the front side edge bent downward is supported by a structural member supporting the floor surface 1 by a hinge with a spring, and can swing up and down. The tread plate 3 is held in a state in which the rear side is slightly moved above the floor surface due to the urging force of the hinge with a spring and the gravity acting on the weight 11 at the end of the seesaw rod described later.

The front side of the tread plate 3 is fixed to an inverted trapezoidal connecting member 4 which integrally connects the inner sides of the left and right tread plates, and when one of the tread plates 3 on both sides is stepped on. Also, they are integrally connected so that they can move down at the same time.

At a position below the floor surface 1 on both sides of the toilet bowl 2, a horizontal swing center shaft 5 extending from the front side to the back side is rotatably mounted with its both ends supported by bearings 6 and 7. ing. An upper edge of a shutter plate 8 made of an L-shaped metal plate is fixed to the swing center shaft 5 when viewed from the front-rear direction, and further, each swing center shaft extends in the left-right direction inwardly short and outwardly long. The seesaw rod 9 is fixed. A weight 11 is fixed to the outer end of the seesaw rod 9 and is urged by gravity acting on the weight 11 in a direction in which the leading end sides of the left and right shutter plates come into contact with each other, that is, in a closing direction. The inner end of the seesaw rod 9 and the above-mentioned connecting member 4 are connected by a connecting link 12 provided with universal joints at both ends.
When the tread 4 is depressed and the connecting member 4 moves downward, the connecting link 12
The inner end of the seesaw rod is pushed downward via the, and the swing center shaft 5 is rotated in a direction in which the weight 11 is moved upward, that is, in a direction in which the shutter plate is rotated outward in the left and right directions to open.

A dog 14 for operating a limit switch 13 provided on a fixing member in the vicinity of the swing center shaft is fixed to one end of the swing center shaft. The limit switch 13 is operated to turn on / off the circuit connected to the limit switch 13.

A microorganism treatment tank 15 is disposed below the shutter plate 8. In the microorganism treatment tank 15,
Two horizontally parallel rotating shafts 16 are rotatably mounted, and the rotating shafts 16 have an approximately spiral scooping surface 1.
A blade 18 forming 7 is mounted. The two rotary shafts 16 and 16 are rotationally driven in opposite directions by a chain 21 driven by a motor 19 in a direction in which the blade 18 raises the filter medium around the centers of both rotary shafts.
The filter material 22 is a biochip made of rice bran or a small piece of wood, and the microorganisms that have been impregnated on the filter material decompose the dirt that has fallen into the microbial treatment tank 15. The blade 18 scoops the filter medium inward by its scooping surface and applies axial thrust to the two rotary shafts so that the thrust directions of the two rotary shafts are opposite to each other, whereby the rotary shaft is agitated while stirring the filter media 22. 16
It is designed to be circulated along. The electric circuit of the limit switch 13 described above is connected to a relay that opens and closes the power source of the motor 19 that rotationally drives the blade 18, and the tread plate 3 is stepped on so that the swing center shaft 5 moves in the opening direction of the shutter plate 8. The dog 14 operates the limit switch 13 to turn off the power supply circuit of the motor 19 when it is turned to. Further, when the swing center shaft 5 returns from the opening direction of the shutter plate 8 to the closing direction, the drive signal of the motor 19 is started by the detection signal of the returning operation of the limit switch 13.

As described above, the motor 19 of the agitation device for this type of microbial treatment tank rotates for a first set time when the power is turned on and then pauses for a second set time. Therefore, according to the above configuration, when the shutter plate 8 returns from the open state to the closed state, that is, immediately after the toilet is used, the stirring device rotates for a certain period of time and pauses for a predetermined period of time. By repeating the above, and by performing the stirring operation immediately after the toilet is used, the filth is promptly dispersed over the entire filter bed, and the decomposition treatment is promoted. It is also possible to avoid giving the user a feeling of fear by stopping the stirring device while using the toilet.

[Brief description of drawings]

FIG. 1 is a cross-sectional front view showing a state where a left half of the tread is depressed and a right half of which is not depressed.

FIG. 2 is a plan view with a part cut away.

FIG. 3 is a side view mainly showing a connection state between the tread plate and the swing center shaft.

[Fig. 4] Plan view of the microorganism treatment tank

[Explanation of symbols]

 2 Toilet bowl 3 Footboard 4 Connecting member 5 Swing center axis 8 Shutter plate 12 Connection link 15 Microorganism treatment tank 23 Stirrer

Claims (3)

[Claims] 1. A tread plate (3) positioned on both sides of the toilet bowl (2), urged upward and movable downward from the upper position, and a swing shaft.
(5) A shutter plate (8) that swings around and opens and closes between the toilet bowl (2) and the microbial treatment tank (15) located below it, and is urged in the blocking direction. , Treads (3)
And the shutter plate (8) are connected to each other, and when the tread plate (3) is moved downwardly, the shutter plate (8) is swung in the opening direction around the swing shaft (12), and the lower part of the tread plate (3). A microbial treatment tank, which is characterized by comprising an electric switch (13) which is operated by a dynamic operation and shuts off a driving power source of a stirring device (23) provided in the microbial treatment tank (15) during the operation. An automatic opening / closing shutter for the provided toilet. 2. The toilet bowl (2) is provided with connecting members (4) integrally connecting the treads (3) on both sides, and the swing central shafts (5) located on both sides of the toilet bowl (2) are respectively pivoted. A set of two shutter plates (8, 8) that are supported and swingably open and close to the left and right are provided, and each of the two shutter plates has a universal joint at one end thereof and the other end at the connecting member. The shutter plate (8) is connected in a direction in which the shutter plate (8) swings outward when the tread plate (3) is moved downward by a connecting link (12) connected through the link. Automatic opening and closing shutter of the toilet equipped with the microorganism treatment tank. 3. The agitator (23) for a microorganism treatment tank repeats, in this order, an operation for a first set time and a rest for a second set time when its driving power source is turned on. An automatic opening / closing shutter for a toilet equipped with the microorganism treatment tank described in 2.