JP6490462B2 - Excrement disposal system - Google Patents

Description

  The present invention relates to an excrement disposal system. The excrement disposal system of the present invention is used as a portable toilet used in a hospital room, a nursing facility, etc. during a disaster or outdoor activities such as mountain climbing, and is also used for mounting on a vehicle.

  As a method of treating toilet drainage including manure, etc., (1) flush toilets, (2) flush toilets, (3) simple purification toilets, (4) microbial toilets, (5) aeration tank toilets, etc. Various schemes are known.

  The toilets of the above-mentioned methods (1) to (3) are unsanitary, give off bad odors, generate insects such as flies, etc. In the event of a flood, sewage may overflow and become a source of infectious diseases. There are problems such as possible. In addition, since the toilet of the method (4) basically uses aerobic microorganisms, there is a situation in which the pumping process must be performed, which requires labor and cost. In addition, the toilet of the method (5) has problems that it is difficult to install when the installation location is narrow, and that it may freeze in winter when used in a cold region. Furthermore, each method has a problem that it is inconvenient to carry and move.

  An object of the present invention is to overcome the problems of the conventional system as described above, and to provide an excrement disposal system that is particularly convenient for carrying and moving.

  The excrement disposal system according to claim 1 of the present invention includes a cylindrical outer body whose upper end is open and whose lower end is closed by a bottom plate, and in parallel with the bottom plate at a predetermined height from the bottom plate of the outer body. A mesh plate that is attached and divides the outer body into an upper part and a lower part, and is arranged in the upper part so that the upper and lower ends are open and rotatable with respect to the outer body in the upper part. A cylindrical inner body, a substantially cylindrical shape with a closed upper end and an open lower end, and a mesh-made liquid collecting tube disposed in the center of the inner body, and disposed inside the inner body. A plurality of stirring blades whose outer ends are fixed to the inner wall of the inner body, and whose inner ends are fixed to the outer wall of the liquid collecting cylinder, sawdust and anaerobic microorganisms filled in the inner body, Rotate the inner body , And is characterized in that it is configured to rotate together said liquid collection tube and the stirring blade.

  The excrement disposal system according to claim 2 of the present application is characterized in that, in the system of claim 1, the stirring blade is attached so as to incline downward from the outer end toward the inner end. It is.

  The excrement disposal system according to claim 3 of the present application is characterized in that, in the system of claim 1 or 2, the edge of the upper end of the liquid collecting cylinder is formed in a rounded shape. It is.

  According to the excrement disposal system of the present invention, solid-liquid separation processing is performed to separate excrement into a solid content and a liquid content, and the solid content is subjected to biological filtration and physical filtration using anaerobic microorganisms and sawdust. Efficient processing of excrement can be realized. Since the excrement disposal system of the present invention is relatively simple and lightweight, it can be used as a portable or mobile system.

It is the perspective view which showed the whole excrement disposal system which concerns on preferable embodiment of this invention. FIG. 2 is a cross-sectional view taken along line 2-2 in FIG. FIG. 3 is a plan view taken along line 3-3 in FIG. 2. FIG. 3 is a cross-sectional view showing an outer body and an inner body separately in FIG. 2. It is the perspective view which isolate | separated and showed the outer side main body and the inner side main body in FIG. It is a perspective view of a liquid collection cylinder. It is an enlarged view of the part 7 of FIG. It is the perspective view which showed the deformation | transformation form of the stirring blade.

  Next, an excrement disposal system according to a preferred embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view showing an entire excrement disposal system according to a preferred embodiment of the present invention. 1 includes a cylindrical outer main body 14 accommodated in a case 12 with a lid 12a as a whole, which is indicated by reference numeral 10 in FIG. (The case 12 is not shown). The upper end of the outer body 14 is opened, and the lower end is closed by a bottom plate 14a. The outer body 14 is made of any known material, but is preferably made of a synthetic resin material from the viewpoint of rust prevention.

  As shown in FIG. 2, the outer body 12 is divided into an upper portion A and a lower portion B by a mesh plate 16 attached in parallel to the bottom plate 14 a at a height H from the bottom plate 14 a. The mesh plate 16 is preferably formed of a wire mesh covered with a synthetic resin material such as plastic.

  The waste disposal system 10 also includes a cylindrical inner body 18 disposed within the upper portion A of the outer body 14. The upper and lower ends of the inner body 18 are open. A bearing 20 is disposed between the inner surface of the outer body 14 and the outer surface of the inner body 18, so that the inner body 18 can rotate within the upper portion A of the outer body 14. The inner body 18 is also formed of any known material, like the outer body 14, but is preferably formed of a synthetic resin material from the viewpoint of rust prevention.

  The excrement disposal system 10 also includes a liquid collection tube 22 disposed in the center of the inner main body 18. As clearly shown in FIG. 6, the liquid collection tube 22 has a cylindrical shape as a whole with the upper end 22 a closed and the lower end 22 b open, and is formed of a mesh material. It is formed of a wire mesh covered with a synthetic resin material such as Preferably, the upper end 22a of the liquid collecting tube 22 has a rounded edge so that the solid matter is easily slipped off without leaving the upper end 22a.

  The excrement disposal system 10 also includes a plurality of stirring blades 26 arranged to extend in the horizontal direction inside the inner body 18, and the outer end 26 a of the stirring blade 26 is fixed to the inner wall of the inner body 18. The inner end 26 b is fixed to the outer wall of the liquid collecting cylinder 22.

  The excrement disposal system 10 is also provided with a liquid collection tube support member 24 that is disposed substantially at the center of the mesh plate 16 and on which the lower end 22b of the liquid collection tube 22 is placed and rotatably supports the liquid collection tube 22. As shown in FIGS. 5 and 7, the liquid collection tube support member 24 includes a disc 24 a having an opening 24 b in the center, and a peripheral wall 24 c arranged around the disc 24 a. The lower end 22b of the liquid collecting cylinder 22 is placed on the disc 24a. As a result, the inside of the liquid collection tube 22 communicates with the lower portion B of the outer main body 14, and the liquid collection tube 22 rotates without dropping from the liquid collection tube support member 24.

  The excrement disposal system 10 further includes sawdust 2 and anaerobic microorganisms (not shown) filled in the inner body 18 (see FIG. 2).

  Operation | movement of the excrement disposal system 10 comprised as mentioned above is demonstrated. When the system 10 is used, excrement falls into the inner body 18. Most of the liquid excrement such as urine and water passes through the sawdust 28 in the inner main body 18 and flows into the liquid collecting cylinder 22, and then passes through the lower end 22 b of the liquid collecting cylinder 22 to the lower part. To B. On the other hand, solids such as feces and the remaining liquid in the excrement remain in the inner body 18 filled with sawdust 28 and anaerobic microorganisms. In this state, the internal body 18 is rotated by holding the handle 18a. Then, the solid content remaining in the inner body 18 and the remainder of the liquid content are stirred by the stirring blade 26 to efficiently perform biological filtration, and the liquid content penetrates into the sawdust 28 itself and physical filtration is performed. Done. The solid content thus treated is appropriately discharged from the discharge port 18b of the inner body 18 and the discharge port A1 of the upper portion A. On the other hand, the liquid accumulated in the lower part B is discharged from the discharge port B1 of the lower part B.

  The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the invention described in the claims, and these are also included in the scope of the present invention. Needless to say, it is something.

  For example, in the above-described embodiment, the stirring blade 26 is attached so as to extend in the horizontal direction. However, as illustrated in FIG. 8, the stirring blade 26 is inclined so as to be inclined downward from the outer end 26a toward the inner end 26b. May be attached. Stirring efficiency is improved when the stirring blades 26 are inclined and attached.

  Moreover, in the said embodiment, although the inner side main body 18 is rotated manually, you may make it install the motor and rotate the inner side main body 18 by the action | operation of a motor. Further, the dimensions, details, etc., of the system shown are merely exemplary.

DESCRIPTION OF SYMBOLS 10 Excrement disposal system 12 Case 12a Lid 14 Outer main body 14a Bottom plate 16 Mesh plate 18 Inner main body 18a Handle 18b Discharge port 20 Bearing 22 Liquid collection cylinder 22a Upper end 22b Lower end 24 Liquid collection cylinder support member 24a Disc 24b Opening 24c Circumferential wall 26 Blade 26a Outer end 26b Inner end 28 Sawdust A Upper part A1 Discharge port B Lower part B1 Discharge port

Claims (3)

A cylindrical outer body having an open top and a bottom plate closed by a bottom plate;
A mesh plate attached in parallel to the bottom plate at a predetermined height from the bottom plate of the outer body, and dividing the outer body into an upper portion and a lower portion;
A cylindrical inner body disposed within the upper portion such that the upper and lower ends are open and rotatable relative to the outer body within the upper portion;
A liquid collecting cylinder made of a mesh material having a substantially cylindrical shape with an upper end closed and a lower end opened, and arranged in the center of the inner body;
A plurality of stirring blades disposed inside the inner body, an outer end fixed to the inner wall of the inner body, and an inner end fixed to the outer wall of the liquid collecting cylinder;
Comprising sawdust and anaerobic microorganisms filled inside the inner body,
The excrement disposal system is configured such that when the inner body is rotated, the liquid collecting cylinder and the stirring blade are also rotated together.   The excrement disposal system according to claim 1, wherein the stirring blade is attached so as to be inclined downward from the outer end toward the inner end.   The excrement disposal system according to claim 1 or 2, wherein an edge of the upper end of the liquid collecting cylinder is formed in a rounded shape.

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