JP2561301B2 - Fireproof toilet installation device - Google Patents

Description

Detailed Description of the Invention [Industrial applications]

The present invention relates to a fireproof toilet installation device in which a toilet bowl is installed on a floor of a building using a protector case to improve fire resistance.

[Prior art]

FIG. 4 is a sectional view showing a conventional refractory toilet installation device. In the figure, 1 is a floor of a toilet installation site in a building such as a building. Generally, this floor 1 has a waterproof layer or an asphalt sheet on a floor slab 1a. Etc. are laid and the structure is finished with cinder concrete 1b and tiles. Two
Is a toilet installation hole provided on the floor 1, 3 is a fireproof cover fitted in the toilet installation hole 2, and 4 is a metal toilet installation for which the entire outside surface except the upper end side is covered with the fireproof cover 3. The protector case 4a is a stepped tubular drain pipe connection port integrally formed at the lowermost part of the protector case 4 and to which a dirty water pipe (not shown) is connected. It is fastened and fixed with a fixing bolt 6 via a washer 5. 7 is stored and installed in the protector case 4 and is provided with the wastewater pipe connection port 4a.
A trap having a discharge port fitted in and connected to the toilet bowl, 8 is a toilet bowl stored and installed in the protector case 4, and 8a is the toilet bowl 8
The discharge port 8a is inserted into and connected to the entrance of the trap 7. The trap 7 and the toilet 8 may be integrally formed. 9 is a water tank for flushing the toilet, 10 is the water tank 9
And a water supply pipe for flushing, which connects the toilet bowl 8 via an opening / closing valve 11, and a valve operating portion 12 for opening / closing the opening / closing valve 11.

[Problems to be Solved by the Invention]

Since the conventional fireproof toilet installation device is configured as described above and requires the fireproof cover 3, the installation work of this fireproof cover 3 requires a large number of steps, which makes it extremely difficult and costly. There were problems such as. In particular, recently, the fire protection standard of this type of fireproof toilet installation device has been changed so that the temperature near the upper end of the protector case 4 does not rise above 260 ° C (the flash point of wood) during a fire. In order to satisfy this regulation with the above-mentioned conventional fire-resistant toilet bowl installation device, the fire-resistant cover 3 must be significantly thickened, and if it is thickened, the construction becomes more and more difficult and the cost is further increased. In addition, there are cases in which sufficient heat insulation cannot be obtained even if the fireproof cover 3 is thickened, resulting in new problems. The present invention has been made to solve the above problems, and by eliminating the need for a fireproof cover, the toilet can be installed easily and quickly, and sufficient fireproof performance has been obtained. It is an object of the present invention to provide a fireproof toilet bowl installation device that can satisfy various fire protection standards.

[Means for solving problems]

A fireproof toilet bowl installation device according to the present invention is supported by a storage member that is deformed to a predetermined position by heat of a predetermined temperature or more at an open position of a drainage pipe connection port of a protector case for mounting a toilet, and when the storage member is deformed. An emergency shutoff member that closes the drainage pipe connection port and a memory member that deforms to a predetermined position due to heat of a predetermined temperature or higher keeps the closed state at room temperature and opens the pipeline when the memory member deforms. The water supply means is provided.

[Work]

In the fireproof toilet installation device according to the present invention, as long as it is at room temperature, the emergency cutoff member of the drainage pipe connection port is supported by the memory member in the open position of the drainage pipe connection port, so the toilet can be used as usual. In case of an emergency such as a fire,
By deforming the memory member to a predetermined position, the drainage pipe connection port is closed by the emergency shutoff member, and the protector case enters a water tank state in which water can be stored. In this state, the water supply means is opened, whereby the water supply means is opened. From the above, water is supplied to the protector case up to a predetermined water level, and the protector case and its surroundings are cooled with water. Therefore, the fire resistance is improved, the new fire prevention standard can be satisfied, and the conventional fireproof cover is not required, so that the toilet bowl can be installed easily.

【Example】

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a sectional view of a fire-resistant toilet bowl installation device according to an embodiment of the present invention, and FIG. 2 is a schematic plan view of the toilet bowl installation portion. The same parts as those in FIG. Therefore, redundant description will be omitted. In the figure, 13 is an emergency shutoff member for shutting off the drainage pipe connection port 4a of the protector case 4 in an emergency such as a fire. The emergency shutoff member 13 of this embodiment is the discharge side hanging down of the trap 7. The trap section discharge pipe is formed by cutting the pipe part in advance from the middle, and the upper end flange 13a of the trap cut discharge pipe 13 is fastened and connected to the discharge side lower end flange 7a of the trap 7 with a memory member 14 such as a memory alloy. Has been done. This memory member 14 has the upper end and the discharge side lower end flange 13a, 7a fastened and connected to each other at room temperature, but when the temperature reaches a predetermined temperature or higher as in an emergency, the fastened connection is released. The trap dividing discharge pipe 13 is deformed to a predetermined position, and the trap dividing discharge pipe 13 is moved downward by its own weight.
Block a. When the temperature again reaches room temperature, the upper end and the discharge side lower end flanges 13a, 7a are configured to be return-deformable so as to be tightly connected. Further, in the above-mentioned case, the memory member 14 stores the fastening connection position at room temperature, deforms when the temperature reaches a predetermined temperature or higher, and then returns to the original fastening connection position when the temperature returns to room temperature. However, conversely, the position where the collar-shaped lid portion 13b of the trap dividing discharge pipe 13 closes the drain pipe connection port 4a when the temperature reaches or exceeds the predetermined temperature may be stored. In this tightened connection state, the lower end side of the trap dividing discharge pipe 13 is held in a state of floating inside the drain pipe connection port 4a. 13b is the above trap dividing discharge pipe 1
A brim-shaped lid portion integrally provided on the outer periphery of 3 to seal the drain pipe connection port 4a when the trap dividing discharge pipe 13 descends.
Reference numeral 15 denotes a fire protection water supply pipe 15 whose upper end is connected to the water supply tank 9 separately from the water supply pipe 10 for flushing. The fire protection water supply pipe 15 is piped in a gap portion outside the toilet bowl 8 in the protector case 4, The tip side is bent downward. 15a is a water supply pipe stop valve provided in the fire protection water supply pipe 15, this water supply pipe stop valve 15a serves as an emergency water supply means in case of an emergency, from the valve opening and closing structure having a memory member 15b. It is configured to be held in a closed position by a storage member 15b similar to the storage member 14 at room temperature, and to be opened by deforming the storage member 15b to a predetermined position at a predetermined temperature in an emergency. ing. 16 is a ball tap as a constant water level valve provided in the fire protection water supply pipe 15, and 17 is the ball tap
A float with an arm for opening and closing 16 is provided. The float with an arm 17 closes the ball tap 16 when the inside of the protector case 4 reaches a predetermined water level. Therefore, the ball tap 16 is normally opened (normal temperature). Here, the storage member 15b is the storage member 1 described above.
There are two possible memory locations, similar to 4. Next, the operation will be described. At normal times (normal temperature), the collar-like lid portion 13b of the trap discharge pipe 13 is held by the memory member 14 at the opening position of the drain pipe connection port 4a, and the float 17 with arm is ball tapped.
16 is held in the open position, and the water supply pipe stop valve 15a is held in the closed position by the memory member 15b. Therefore, the toilet 8 can be used as a normal flush toilet without any problem. However, in the event of an emergency due to a fire, each of the storage members 14 and 15b is heated, and the storage members 14 and 15b are deformed at a predetermined temperature, so that the trap dividing discharge pipe 13 falls by its own weight. Water is supplied from the fire protection water supply pipe 15 into the protector case 4 by opening the water supply pipe stop valve 15a at the same time that the brim-shaped lid portion 13b closes the drain pipe connection port 4a. Accordingly, the inside of the protector case 4 is stored, and the protector case 4 and its peripheral portion are water-cooled. Then, the float 17 with the arm rises as the water level in the protector case 4 rises, so that the ball tap is reached when the water level in the protector case 4 reaches a predetermined water level.
16 is closed. Therefore, water does not overflow from the protector case 4 onto the floor surface. FIG. 3 shows another embodiment. In this embodiment, an inclined surface 4b is provided near the drainage pipe connection port 4a in the protector case 4 and gradually inclined downward toward the drainage pipe connection port 4a, while the emergency shutoff member 13 serves as the wastewater pipe connection port portion. A ball having a diameter capable of closing 4a is used, and the ball 13 is supported on the protector case 4 by the memory member 14 above the inclined surface 4b. An interval is provided between the discharge port of the trap 7 and the drain pipe connection port 4a so that the ball 13 can roll and fall on the inclined surface 4b. Also,
In this embodiment, the water supply pipe stop valve 15a in the previous embodiment is eliminated, and instead the float 17 with an arm is supported by the memory member 18 at the closed position of the ball tap 16. Therefore, in this embodiment, in the event of an emergency, the storage members 14, 18
When the ball 13 is deformed together, the ball 13 rolls and falls on the inclined surface 4b to close the drainage pipe connection port 4a, and at the same time, the float 17 with an arm rotates downward by its own weight, and the ball tap 16 opens to prevent fire. Water is supplied from the water supply pipe 15 into the protector case 4, and the ball tap 16 is closed when the inside of the protector case 4 reaches a predetermined water level, so that the same effect as in the case of the previous embodiment is obtained. Further, the drainage pipe connection port 4a formed in the protector case 4 is provided at a position deviated from a position hanging from the trap drainage port, and is supported by the memory member 14 above the drainage port, and when the memory member is deformed. Dropped and above drainage port 4a
An emergency shutoff member (13) is provided as an embolus member for emergency shutoff. Alternatively, a storage portion 19 is provided in the vicinity of the drainage pipe connection port formed in the protector case 4, and is supported and fixed by the storage member 14 therein, and moves when the storage member is deformed to move to the drainage pipe connection port. An emergency shut-off member 13 is provided as an embolus member for emergency shut-off. The water supply pipe stop valve 15a and the memory member 18 provided on the ball tap 16 in each of the above embodiments may be used together, or either one may be used. Further, the emergency shutoff member 13 may be other things,
The shape configuration is not limited.

【The invention's effect】

As described above, according to the present invention, the conventional fireproof cover can be eliminated, so that the toilet can be easily installed and installed.
Cost can be reduced, and in the event of a fire,
Since water is automatically supplied and stored in the protector case, the protector case is cooled not only by its surroundings but also by its water cooling effect, which greatly improves fire resistance.
It has the effect of satisfying new fire protection standards.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of a fireproof toilet installation device according to an embodiment of the present invention, FIG. 2 is a plan view of the fireproof toilet installation device, and FIG. 3 is a cross-sectional view of a fireproof toilet installation device according to another embodiment. FIG. 4 is a cross-sectional view showing a conventional refractory toilet bowl installation device. In the figure, 4 is a protector case, 4a is a drain pipe connection port, 7 is a trap, 8 is a toilet bowl, 8a is a discharge port, 9 is a water tank for flushing, 13 is an emergency shutoff member, 14, 15b and 18 are storage members, Reference numeral 15 is a fire protection water supply pipe, 15a is a water supply blocking valve (water supply means), and 16 ball taps (water supply means).

Claims (7)

(57) [Claims] 1. A drainage pipe connection port of a protector case for mounting a toilet is supported by a storage member that is deformed to a predetermined position by heat of a predetermined temperature or higher at the open position of the drainage pipe connection port, and when the storage member is deformed. There is also an emergency shut-off member for closing the valve and a water supply means for keeping the closed state at room temperature by the memory member that is deformed to a predetermined position by heat of a predetermined temperature or more and opening the pipeline when the memory member is deformed. In a case of emergency, the fireproof toilet installation device is characterized in that water of a predetermined water level is stored in the protector case. 2. The emergency shut-off member comprises a trap divided discharge pipe in which the discharge side of the trap is cut in advance, and the upper end of the trap divided discharge pipe is connected to the divided discharge port of the trap by the storage member. The fireproof toilet bowl according to claim 1, wherein when the memory member is deformed, the trap dividing discharge pipe is dropped to the drain pipe connection port by its own weight to urgently shut off the drain pipe connection port. Installation device. 3. The emergency shut-off member is supported by the memory member above an inclined surface that is downwardly inclined toward the drain pipe connection port formed in the protector case, and the inclined surface is deformed when the memory member is deformed. The apparatus for installing a refractory toilet according to claim 1, characterized in that it comprises a ball that rolls and falls to emergency cut off the drainage pipe connection port. 4. The emergency shut-off member is provided with the drain pipe connection port formed in the protector case at a position deviated from a position hanging down from a trap drain port, and is supported by the memory member above the drain port. The fireproof toilet installation device according to claim 1, characterized in that the device comprises an embolus member that drops when the memory member is deformed and urgently shuts off the drainage pipe connection port. 5. The emergency shutoff member is provided with a storage portion near the drainage pipe connection port formed in the protector case,
2. An embolus member, which is supported and fixed by the memory member therein, moves when the memory member is deformed, and urgently shuts off the drain pipe connection port. Fireproof toilet installation device. 6. The water supply means fixes a valve opening / closing mechanism of a constant water level valve provided in the protector case to a closed position with a memory member that deforms to a predetermined position at a predetermined temperature, and when the valve opening / closing mechanism is deformed. The fireproof toilet installation device according to claim 1, wherein the device is opened and water supply is started. 7. The water supply means is provided with a valve fixed in a closed position by a memory member that is deformed to a predetermined position at a predetermined temperature on the upstream side or the downstream side of a constant water level valve provided in the protector case, The fireproof toilet installation device according to claim 1, characterized in that the valve is opened when the memory member is deformed to supply water via a constant water level valve.