JP2016044447A - Force-feed type toilet bowl device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a force-feed type toilet bowl device capable of suppressing dirt from remaining in a storage tank.SOLUTION: There is provided a force-feed type toilet bowl device comprising a toilet bowl body; a water supply path which supplies washing water for carrying dirt from the toilet bowl body; and a pulverizing force-feed processing device which pulverizes the dirt carried from the toilet bowl body and forces the pulverized dirt to be carried and discharged to a drain path. The pulverizing force-feed processing device comprises: a storage tank in which the dirt and washing water carried from the toilet bowl body are stored; pulverizing means which rotates in the storage tank to agitate the dirt and washing water in the storage tank and then to pulverize the dirt; force-feed means which is provided below the pulverizing means and discharges the dirt having been pulverized by the pulverizing means to the drain path together with the washing water; and a bypass path which circulates part of the washing water discharged to the drain path by the force-feed means toward the storage tank.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a pressure-feed toilet device that pumps and discharges waste and washing water flowing out from a toilet body as waste water with improved fluidity.

  Conventionally, in toilets for general households, toilets are installed in toilet spaces that are designed and constructed in advance, and appropriate slopes of water pipes are determined depending on the location of the toilet space, and sewage and sewage are sewed. It is configured to discharge into However, when installing additional toilets in the home, it is not possible to secure an appropriate gradient due to layout, etc., and it is impossible to drain from a small-diameter drainage hose unless filth is made small like a flush portable toilet. There is something.

  As a toilet that can cope with such a case, it is equipped with a container for storing filth and washing water flowing out from the toilet and storing it, and the filth and washing water in the container is stirred to increase the fluidity to the outside. There has been proposed a pressure-feed toilet device provided with a pressure-feed device that pumps and discharges (see, for example, Patent Document 1).

  The pressure-feed type toilet device described in Patent Document 1 below includes a toilet body and a pulverization and pressure-feed processing device that pulverizes filth conveyed from the toilet body, and pumps and discharges the crushed filth. This pulverization pumping processing apparatus includes a storage tank for storing filth and washing water flowing out from a toilet, a pulverization pumping section for pulverizing filth provided in the storage tank, and a lower side of the pulverization chamber constituting the pulverization pumping section. And a motor as a driving means for driving the bottom plate. By driving this motor and rotating the bottom plate, the filth and washing water in the pulverization chamber are agitated and can be pulverized by colliding the filth in the pulverization chamber with the peripheral wall of the pulverization chamber, and also rotated by the motor. The waste crushed by the impeller can be pumped and discharged.

JP 2012-77500 A

  By the way, in the pulverization pumping processing apparatus described in Patent Document 1, the filth in the pulverization chamber flows to the outside due to the centrifugal force resulting from the rotation of the bottom plate in the pulverization processing unit in the storage tank, and the inner peripheral surface of the pulverization chamber The filth is crushed by colliding with the filth. Therefore, the crushed filth tends to flow sideways from the pulverization chamber and may remain in the storage tank without going to the impeller rotating at the bottom of the storage tank. In particular, among the filth discharged from the toilet, floating filth such as toilet paper with a low specific gravity tends to remain in the storage tank, and the remaining filth accumulates and accumulates, causing it to peel off and causing poor discharge. There was a problem.

  Therefore, it may be possible to discharge the filth in the storage tank by providing a washing means for washing away the residue, but water supply to supply the washing means is required, and the amount of water used increases. It becomes necessary to solve the problem such as.

  This invention is made | formed in view of such a subject, and is providing the pressure-feed type toilet device which can suppress the filth which remains in a storage tank.

  In order to solve the above problems, a pressure-feed type toilet device according to the present invention includes a toilet body, a water supply channel for supplying cleaning water for transporting filth from the toilet body, and the filth transported from the toilet body. A pulverized pumping treatment device for pumping the pulverized filth and discharging it to a discharge path, wherein the pulverized pumping processing device includes the filth and washing water conveyed from the toilet body. A storage tank that stores water, a pulverizing unit that rotates inside the storage tank, pulverizes the filth by stirring the filth and washing water in the storage tank, and the pulverizing unit A pressure feeding means for discharging the filth crushed by the water together with the washing water to the drainage path, and a bypass path for returning a part of the washing water discharged to the drainage path by the pressure feeding means toward the storage tank. That And butterflies.

  According to the pressure-fed toilet device according to the present invention, it becomes possible to guide the filth remaining in the storage tank without being successfully discharged by the pressure-feeding means to the pressure-feeding means by the washing water refluxed from the bypass path, and the use of the washing water. It becomes possible to reduce the filth that remains in the storage tank without increasing the amount.

  In the pressure-fed toilet device according to the present invention, the storage tank includes a pump chamber in which the pressure-feeding means is accommodated and communicated with the drainage channel, and a buffer chamber formed above and laterally from the pump chamber. It is also preferable that the bypass path recirculates the washing water toward the buffer chamber.

  In this preferred embodiment, the volume of the storage tank can be increased by the presence of the buffer chamber, and the filth remaining in the buffer chamber that is away from the pump chamber in which the pumping means is stored and the filth is likely to remain is bypassed. It becomes possible to guide to the pump chamber by the wash water refluxed from.

  In the pressure-fed toilet device according to the present invention, the pump chamber has a pulverization chamber surrounded by a cylindrical wall and provided with the pulverization means at the bottom, and is conveyed from the toilet body to the pulverization chamber. It is also preferable that the filth is crushed by the pulverizing means and discharged to the pump chamber and the buffer chamber from a plurality of discharge holes provided in the cylindrical wall.

In this preferred embodiment, since the filth conveyed from the toilet body to the crushing chamber is pulverized to a size that passes through the discharge hole and then discharged to the buffer chamber, it is guided to the pump chamber by the wash water refluxed from the bypass passage. It becomes easy.
be able to.

  In the pressure-fed toilet device according to the present invention, it is also preferable that the crushing chamber is provided with a brush member that is in sliding contact with the drain hole provided in the cylindrical wall as the crushing means rotates.

  In this preferred embodiment, it is possible to promote the discharge of the remaining dirt so as to block the discharge hole with the brush member.

  According to the pressure-fed toilet device of the present invention, it is possible to reduce the filth that remains in the storage tank without increasing the amount of washing water used.

1 is an overall perspective view of a pressure-feed toilet device according to an embodiment of the present invention. It is a figure which shows schematic structure of the pressure-feed type toilet device in embodiment of this invention. It is sectional drawing which shows the cross section of the horizontal storage tank in the AA line of FIG. It is sectional drawing which shows the cross section of the perpendicular direction in the BB line of FIG. It is a perspective view in the cross section of the perpendicular direction in the CC line of FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. FIG. 1 is an overall perspective view of a pressure-feed toilet device 1 according to an embodiment of the present invention.

  The pressure-feed toilet device 1 receives the waste excreted from the user and then pumps the waste together with the washing water to discharge it into the sewage. The pressure-feed toilet device 1 includes a toilet body 2 and a pulverized pressure-feed processing device 10 connected to the outside of the toilet body 2.

  Next, a schematic configuration of the crushing toilet device 1 will be described with reference to FIG. The toilet body 2 is supplied with a predetermined amount of cleaning water from the water supply channel 3 in order to clean the inside thereof. Specifically, the upstream side of the water supply path 3 is connected to the indoor water supply pipe 3 a, and the water supply valve 3 b provided in the water supply path 3 is opened to supply cleaning water to the toilet body 2. The operation of the water supply valve 3b is adjusted by opening and closing control by the control means 7.

  For example, when a seating detection sensor (not shown) of the toilet body 2 detects a user's sitting, or a water supply command water supply switch (not shown) provided on a remote control operation panel or the like by the user. When the control means 7 is turned on, the control means 7 opens the water supply valve 3b for a predetermined time based on the detection information of these seating detection sensors and the instruction from the water supply switch, so that a predetermined amount of water is put in the toilet body 2. Wash water is supplied. The washing water supplied to the toilet main body 2 in this way flows into the pulverizing and pressure-feeding processing device 10 through the inflow path 4 while conveying the waste, and the toilet main body 2 is washed.

  Although not shown in the schematic configuration diagram of FIG. 2, an inverted U-shaped trap flow path is formed at the connection portion between the toilet body 2 and the inflow passage 4, and the reservoir ( Sealed water) is formed. Instead of providing an inverted U-shaped trap channel, a shut-off valve (not shown) may be provided at the outlet of the toilet body 2. In that case, the shut-off valve is controlled to open and close by a command from the control means 7. When the toilet body 2 is washed and the sewage in the toilet body 2 is discharged, the control means 7 opens the discharge port for a predetermined time, and closes after discharging the sewage and washing water flowing out from the toilet body 2. So as to control the shut-off valve.

  Next, the pulverization / pressure feeding processing apparatus 10 will be described. Inside the crushing and pressure-feeding processing apparatus 10, a storage tank 12 for receiving the filth conveyed from the toilet body 2 together with the washing water is incorporated. A crushing chamber 18 is formed inside the storage tank 12. The toilet body 2 and the crushing chamber 18 are connected by the inflow path 4, and the filth conveyed from the toilet body 2 together with the washing water flows into the crushing chamber 18, and crushing means provided at the bottom of the crushing chamber 18. 20 to grind.

  The filth crushed by the crushing means 20 is discharged from the crushing chamber 18 to the storage tank 12. And it is pumped to the discharge path 5 by the pumping means 30 provided in the bottom part of the storage tank 12, and is discharged to the indoor drain pipe (not shown) downstream of the discharge path 5. The crushing means 20 and the pressure feeding means 30 are rotationally driven by a motor 40, and the driving state of the motor 40 is controlled by the control means 7.

  Next, a specific configuration of the crushing and pressure-feeding processing device 10 will be described with reference to FIGS. 3 to 5. 3 is a cross-sectional view showing a cross section of the storage tank 12 in the horizontal direction along the line AA in FIG. In FIG. 3, the outer casing, the control means 7 and the like in the crushing and pressure-feeding processing apparatus 10 are omitted, and the washing water and the filth conveyed from the toilet body 2 are pulverized while stirring to obtain sewage with improved fluidity. It is a figure which shows the flow path which pumps and discharges. FIG. 4 is a cross-sectional view showing a cross section in the vertical direction along the line BB in FIG. FIG. 5 is a perspective view in a vertical cross section taken along the line CC of FIG.

  Inside the storage tank 12, an inflow path 4 connected to the toilet body 2 is provided in the center in the left-right direction. A cylindrical wall 16 is provided at the downstream end of the inflow path 4 and on one side in the left-right direction from the inflow path 4 (right side as viewed in FIG. 3). Therefore, it is possible to receive the cleaning water and the filth that have been conveyed through the inflow path 4 to the crushing chamber 18 that is the internal space of the cylindrical wall 16.

  A crushing means 20 is provided at the bottom of the crushing chamber 18. The sewage that has been crushed by the crushing means 20 and has increased fluidity is discharged from a discharge hole 16 a provided in the peripheral surface of the cylindrical wall 16. The discharged sewage flows into the pump chamber 13 formed below the cylindrical wall 16 in the storage tank 12 and is pumped toward the discharge path 5 by the pumping means 30 provided in the pump chamber 13. 5 is discharged to an indoor drain pipe (not shown) on the downstream side.

  A crushing chamber lid 18a is provided at the upper part of the crushing chamber 18 and is fitted into the inner periphery of the cylindrical wall 16 defining the crushing chamber 18 to close the upper end surface. A motor 40 (not shown in FIG. 4 and shown as a motor chamber 41) is placed on the upper surface of the crushing chamber lid 18a, and a motor chamber lid 41a is provided so as to conceal the motor 40. .

  The crushing chamber 18 is provided with a rotating shaft 42 rotated by a motor 40 and crushing means 20 fixed to the rotating shaft. The crushing means 20 protrudes in the form of a rod in the circumferential direction from a rotating disc 24 (pulsator) that rotates with a slight gap between the bottom of the crushing chamber 18 and the inner peripheral surface of the cylindrical wall 16 and a rotating shaft 42. And crushing protrusions 26.

  On the upper surface of the rotating disk 24, there is a swivel protrusion (not shown). When the rotating shaft 42 is rotated by the motor 40, the rotating disk 24 is rotated and the filth and washing water conveyed into the crushing chamber 18 are agitated to repeatedly collide with the inner wall surface of the crushing chamber 18 and rotate. The crushed protrusion 26 is crushed. The filth that has been pulverized in this way passes through the discharge hole 16a of the cylindrical wall 16 and is discharged into the storage tank 12 outside the pulverization chamber 18.

  In the storage tank 12, a pump chamber 13 is formed below the crushing chamber 18, and a pumping means 30 is provided in the pump chamber 13. The pressure feeding means 30 includes an impeller (rotary blade) that is rotated by a rotating shaft 42 inside the lower portion of the cylindrical wall 16, and a bottom plate 34 that is attached to the lower end of the cylindrical wall 16 so as to accommodate the impeller 32. Yes. The rotating disk 24 and the impeller 32 are partitioned by a partition wall 16b through which the rotating shaft 42 passes.

  A predetermined distance is secured between the bottom surface of the pump chamber 13 and the bottom plate 34, and a suction hole (not shown) is provided in the center of the bottom plate 34. The discharge path 5 is connected to a part of the cylindrical wall 16 on the peripheral surface of the impeller 32. Therefore, the sewage in the pump chamber 13 is sucked from the suction hole by the rotation of the impeller 32 and is pumped to the discharge path 5.

  A buffer chamber 14 is formed inside the storage tank 12 on the opposite side of the pulverization chamber 18 in the left-right direction with respect to the inflow passage 4 (left side as viewed in FIG. 3). Since the buffer chamber 14 communicates with the pulverization chamber 18 through the discharge hole 16a, the cleaning water that has flowed into the pulverization chamber 18 and the sewage in which the filth is pulverized in the pulverization chamber 18 are temporarily stored. Is possible.

  The buffer chamber 14 is formed at a higher position than the pump chamber 13, and the bottom surface of the buffer chamber 14 has a gentle downward slope toward the pump chamber 13. Therefore, the wash water and sewage temporarily stored in the buffer chamber 14 are discharged along with the operation of the pressure feeding means 30 provided in the pump chamber 13, and all can be discharged at the end of the operation of the pressure feeding means 30. .

  Further, a bypass 50 is provided in which one end is connected to the cylindrical wall 16 on the peripheral surface of the impeller 32 and the other end is connected to the buffer chamber 14. When the pumping means is driven inside the pump chamber 13, part of the sewage flowing out to the discharge path 5 can be returned to the buffer chamber 14. Therefore, a water flow toward the pump chamber 13 can be formed in the buffer chamber 14 by the reflux water. Accordingly, it is possible to suppress filth from remaining at the bottom of the buffer chamber 14.

  In particular, floating filth such as toilet paper is floating on the water surface of the buffer chamber 14 and is difficult to flow into the pump chamber 13 when the water level drops. It is possible to suppress sticking to the bottom surface of the buffer chamber 14 due to the action of the water flow caused by the reflux water discharged from the passage 50. Further, since the downstream end of the bypass passage 50 is configured to discharge the reflux water toward the position where the bottom surface of the buffer chamber 14 is the highest and away from the pump chamber 13, the buffer chamber A water flow toward the pump chamber 13 can be formed on the entire bottom surface of 14.

  Further, the water discharge position at the downstream end of the bypass passage 50 is located at a position sandwiching the inflow passage 4 from the crushing chamber 18 and is in a positional relationship in which the sewage crushed by the crushing chamber 18 is not directly wetted. 50 stains can be suppressed.

  A brush member 60 that rotates together with the rotary shaft 42 is provided inside the crushing chamber 18. The brush member 60 has a function of removing the filth adhering to the discharge hole 16a by having the tip slidably contact the inner peripheral portion of the cylindrical wall 16. FIG. 4 shows an example in which the brush member 60 is provided at a position corresponding to the upper discharge hole 16a. However, the position of the brush member 60 may be provided at a position corresponding to the lower discharge hole 16a. It is also possible to provide them only at positions corresponding to the lower discharge holes 16a.

  As mentioned above, although embodiment of this invention was described, this is an illustration for description of this invention, Comprising: It is not the meaning which limits the scope of the present invention only to this embodiment. The present invention can be implemented in various other embodiments.

1: Pumping-type toilet device 2: Toilet body 3: Water supply channel 4: Inflow channel 5: Drainage channel 7: Control means 10: Crushing and pressure-feeding processing device 12: Reservoir 13: Pump chamber 14: Buffer chamber 16: Cylindrical wall 16a: Discharge hole 16b: partition 18: crushing chamber 18a: crushing chamber lid 20: crushing means 24: rotating disc 26: crushing protrusion 30: pressure feeding means 32: impeller 34: bottom plate 40: motor 41: motor chamber 41a: motor chamber lid 42 : Rotating shaft 50: Bypass path 60: Brush member

Claims (4)

A toilet body, a water supply channel for supplying cleaning water for transporting filth from the toilet body, and a pulverizing pump that pulverizes the filth transported from the toilet body, pumps the crushed filth and discharges it to the discharge passage A pressure-feed toilet device comprising a processing device,
The crushing and pressure-feeding processing device is
A storage tank for storing filth and washing water conveyed from the toilet body,
Crushing means for rotating inside the storage tank, stirring the filth and washing water in the storage tank and crushing the filth,
A pumping means provided below the pulverizing means, for discharging the waste crushed by the pulverizing means to the discharge passage together with cleaning water;
A bypass passage for returning a part of the washing water discharged to the discharge passage by the pumping means toward the storage tank;
A pressure-feed toilet device characterized by comprising: The storage tank has a pump chamber in which the pumping means is stored and communicated with the discharge path, and a buffer chamber formed above and laterally from the pump chamber,
The pressure-feed toilet device according to claim 1, wherein the bypass channel recirculates wash water toward the buffer chamber.   Above the pump chamber, there is a crushing chamber surrounded by a cylindrical wall and provided with the crushing means at the bottom, and the filth conveyed from the toilet body to the crushing chamber is crushed by the crushing means, 3. The pressure-fed toilet device according to claim 2, wherein the pump-type toilet device is discharged from a plurality of discharge holes provided in a cylindrical wall to the pump chamber and the buffer chamber.   4. The pressure-feed type toilet device according to claim 3, wherein a brush member that is in sliding contact with the discharge hole provided in the cylindrical wall is provided in the crushing chamber as the crushing means rotates.