JP5336291B2 - Waste disposal apparatus and temporary toilet provided with the same - Google Patents

Description

  The present invention relates to a waste disposal apparatus that decomposes waste and a temporary toilet provided with the waste disposal apparatus.

  Conventionally, in a temporary toilet installed at a civil engineering work site or a disaster area, a waste disposal tank that stirs decomposition-promoting substances and waste is pulled backward with respect to the base, Some include a waste disposal apparatus that can easily replace the decomposition promoting substance (see, for example, Patent Document 1).

JP 2005-296096 A

  However, the waste disposal apparatus described in Patent Document 1 is provided with a drive device that rotates the rotation shaft in the waste disposal tank itself, and is not a maintenance target when the waste disposal tank is pulled out in maintenance work. Since the drive device is also pulled out at the same time, useless space and labor are consumed, and work efficiency is poor.

  In view of the above-mentioned problems of the conventional technology, the present invention can separate only the waste disposal tank from the drive means and take it out, and quickly and another waste disposal tank containing a new decomposition promoting substance. An object of the present invention is to provide a waste disposal apparatus that can be replaced and that enables efficient maintenance work, and a temporary toilet equipped with the apparatus.

According to the present invention, the above problem is solved as follows.
(1) A base provided with a driving means for rotating a rotating shaft of a waste disposal tank in which a stirring blade provided on the rotating shaft is rotated to agitate and decompose the waste together with a decomposition promoting substance. A coupling that engages with the rotation shaft so as not to rotate relative to the output member of the driving means when the waste disposal tank is mounted at a normal mounting position in the base , A spherical bearing member in which a front and rear portions of a rotating shaft are supported on a waste disposal tank, a spherical bearing member whose outer shape is a spherical surface, divided into two planes including a central axis, and the rotating shaft is fitted in a central hole, and the spherical surface A bearing housing having an inner surface fitted so as to be relatively rotatable in all directions, divided into two planes including a central axis, and having an enlarged diameter flange on the outer periphery, and the enlarged diameter flange on both sides Two pieces sandwiched from one side A plate, a two mounting plates, as well as fastened to each other, it is assumed and a fastening means for securing to said waste disposal tank.

  With such a configuration, with the driving means installed on the base, only the waste disposal tank is separated from the driving means, removed from the base, and replaced with another waste disposal tank containing a new decomposition promoting substance, Maintenance work can be performed.

  In addition, the rotation shaft of the waste disposal tank is engaged with the coupling means so that the rotation shaft of the waste disposal tank is relatively unrotatable only by mounting the waste disposal tank at a proper mounting position in the base. It is not necessary to connect the output member with bolts, nuts, etc., and the work efficiency is good.

Furthermore, a slight deviation in the mounting angle between the rotating shaft and the bearing device can be absorbed, and stress concentration on the bearing portion due to the deviation in the mounting angle can be prevented.
  Further, the spherical bearing member and the bearing housing can be divided into two parts, which can be easily mounted or disassembled from the side of the rotating shaft, and the assembling workability can be improved.

  (2) In the above item (1), the cross-sectional shape of the rotating shaft is made non-circular, and a non-circular hole that substantially complements the end of the rotating shaft is provided in the coupling.

With such a configuration, the rotary shaft and the output member of the drive means are linked so that they cannot be rotated relative to each other by simply inserting the rotary shaft into the coupling. There is no need to concatenate.
It is also convenient to prevent the stirring blade provided on the rotating shaft from rotating.

  (3) In the above item (1) or (2), the front and rear ends of the rotating shaft facing in the front-rear direction are projected from the front and rear surfaces of the waste disposal tank, and the waste disposal tank is reversed in the front-rear direction. The end portion of the rotating shaft engages with the coupling also when mounted at the normal position.

  With such a configuration, in the waste disposal tank, the end of the rotating shaft can be engaged with the coupling from either the front or rear direction, and replacement work can be performed without worrying about the front-rear direction.

  (4) In any of the above items (1) to (3), U-shaped notches that open upward are provided at the front and rear ends of the waste disposal tank, and the front and rear portions of the rotating shaft are provided at both notches. Along with the bearing device that receives the rotating shaft, it is mounted so as to be removable upward.

  If it is set as such a structure, the rotating shaft provided with the stirring blade can be easily removed from a waste disposal tank, and the maintenance operation of a waste disposal tank can be simplified.

(5) In any one of the above items (1) to (4) , on both side edges of the waste disposal tank, hooks facing outward are provided, and on the roller conveyor facing the front-rear direction provided on the base, It is slidably mounted in the front-rear direction.

  With such a configuration, the waste disposal tank can be pulled out from the base with light force, and the waste disposal apparatus can always be accurately guided to the normal position by the roller conveyor.

(6) A toilet unit including a toilet bowl is attached above the waste disposal apparatus according to any one of (1) to (5) above.

  With such a configuration, a temporary toilet that is easy to maintain and highly practical can be provided.

  According to the present invention, only the waste disposal tank can be separated and removed from the drive means, and can be quickly replaced with another waste disposal tank containing a new decomposition promoting substance, enabling efficient maintenance work. The waste disposal apparatus which decomposes | disassembles waste and the temporary toilet provided with the same can be provided.

It is a perspective view of a temporary toilet provided with the waste disposal apparatus of the present invention. It is a perspective view of the state which pulled out the filth processing tank ahead from the filth processing device. It is a top view of a waste disposal apparatus. It is the IV-IV sectional view taken on the line of FIG. It is a perspective view of the one end part of a rotating shaft. It is a disassembled perspective view of a bearing apparatus. It is the cross-sectional top view which cut | disconnected the bearing part of the rotating shaft by the horizontal surface containing the center axis line of a rotating shaft. It is an expansion perspective view of the bearing part of a waste disposal tank. It is a disassembled perspective view of a coupling and a rotating shaft. It is a perspective view when a waste disposal tank conveyance vehicle is connected to a waste disposal apparatus. It is a perspective view of the height adjustment means of a waste disposal tank conveyance vehicle.

Next, an embodiment of the present invention will be described with reference to the accompanying drawings.
As shown in FIG. 1, a temporary toilet 1 is configured by mounting a toilet unit 7 including a floor board 3, a toilet 4, and an exterior body 6 having a door 5 on the front surface on a waste disposal apparatus 2.
In addition, since the toilet unit 7 is not directly related to the present invention, a detailed description thereof will be omitted.

  As shown in FIGS. 1 to 4, the waste disposal apparatus 2 includes a casing 11 that has a bottom plate 8, side plates 9, 9, and a rear plate 10, and is a base whose upper surface and front surface are open. ing.

On both sides of the front end of the bottom plate 8, receiving holes 8a and 8a into which a fork of a forklift (not shown) can be inserted are provided.
A partition plate 12 facing in the left-right direction is provided slightly forward of the rear plate 10 in the housing 11.

  As shown in FIG. 1, a front plate 14 having a step 13 is attached to the front surface of the housing 11 by attaching both side portions thereof to the front end surfaces of the side plates 9 and 9 with a plurality of bolts 15. It is installed. The front plate 14 serves to prevent a filth treatment tank described later from moving forward.

  As shown in FIG. 2, a pair of left and right roller conveyors 16, 16 facing in the front-rear direction are provided in front of the partition plate 12 in the housing 11 and on the upper inner side surfaces of the side plates 9, 9. Each roller conveyor 16 has a plurality of rollers 16b in the upward U-shaped frame member 16a facing the front-rear direction fixed to the inner surface of each side plate 9, and a part of the rollers 16b protrudes forward and backward. They are arranged side by side and pivotally supported by a shaft 16c facing in the left-right direction.

In the compartment in front of the partition plate 12 in the housing 11, a waste disposal tank 17 is detachably provided so that it can be pulled out forward along the left and right roller conveyors 16, 16.
The waste disposal tank 17 includes a front-facing upward B-type bottom plate 18 formed by joining two semi-cylindrical bodies facing in the front-rear direction, left and right sides, side plates 19 and 19, a front plate 20, and a rear plate. It is formed in a box shape with the upper surface open, consisting of the face plate 21, and by placing the outward flanges 22, 22 provided at the upper ends of the side plates 19, 19 on the left and right roller conveyors 16, 16, the front-rear direction It can be moved with light power.

  In the filth treatment tank 17, a pair of left and right rotating shafts 23, 23 facing in the front-rear direction have a bearing device 24 provided on the front plate 20 and the rear plate 21, and are symmetric with respect to the filth treatment tank 17. It is provided so that it can rotate freely.

  As shown in FIG. 5, each rotary shaft 23 has a hexagonal shaft or other noncircular cross section, and has a tip portion 23 a at both ends thereof, and a small diameter shaft portion 23 b at a portion through which the bearing device 24 is to be inserted. Is formed.

  As shown in FIGS. 6 to 8, the bearing device 24 has a spherical bearing member whose outer surface is a spherical surface 25 a and whose small-diameter shaft portion 23 b of the rotating shaft 23 is rotatably supported in the central hole 25 b. 25, the spherical bearing member 25 has an inner surface 26a fitted so as to be relatively rotatable in all directions, and has a cylindrical outer peripheral portion having a diameter-expanded flange portion 26b, and the diameter of the bearing housing 26 is increased. Two pieces sandwiching the bearing housing 26 from the front and back so that the flange portion 26b fits into the step hole 27a and the other part of the bearing housing 26 fits into the center hole 27b formed at the center of the step hole 27a. Mounting plates 27, 27, and bolts 28 and nuts 29 that are fastening means for fastening the mounting plates 27, 27 from the front and rear.

  The spherical bearing member 25 includes two divided pieces 25A and 25B divided into two by a plane including the central axis, and the small-diameter shaft portion 23b of the rotating shaft 23 is sandwiched from both sides by both divided pieces 25A and 25B. By doing so, the small diameter shaft portion 23b of the rotating shaft 23 is rotatably supported by the central hole 25b.

  The bearing housing 26 is also composed of two divided pieces 26A and 26B that are divided into two by a plane including the central axis, and the combined spherical bearing member 25 is sandwiched from both sides by the two divided pieces 26A and 26B. The spherical bearing member 25 is rotatably supported in all directions by the inner surface 26a.

As shown in FIG. 8, each rotary shaft 23 can be removed upward from the waste disposal tank 17 together with the front and rear bearing devices 24 and 24.
For this purpose, U-shaped cut holes 30 that open upward are provided on both sides of the front plate 20 and the rear plate 21 of the waste disposal tank 17, and the rotary shaft 23 is inserted through the cut holes 30. The bearing device 24 and the mounting plate 31 to which the bearing device 24 is attached are separated upward or lowered to the proper mounting position, and the bearing device 24 and the mounting plate 31 are moved forward with the bolts 28 and nuts 29 similar to those described above. It is fixed to the face plate 20 and the rear face plate 21 so that the rotary shaft 23 can be attached to the waste disposal tank 17.

  The mounting plate 31 is separated from the bearing device 24 and is detachably attached to the front plate 20 or the rear plate 21 as a press plate for preventing the bearing device 24 mounted at a proper position from moving upward. It may be.

  As shown in FIGS. 2 to 4, a plurality of stirring blades 32 are attached to each rotary shaft 23 in the waste disposal tank 17 at appropriate intervals in the axial direction of the rotary shaft 23. By rotating the rotary shafts 23 and 23 in opposite directions by driving means described later, the decomposition accelerating substance 33 accommodated in the waste disposal tank 17 by the stirring blades 32 attached to the rotary shafts 23, and the toilet bowl The filth (not shown) dropped from 4 can be agitated to decompose the filth.

  As the decomposition promoting substance 33, it is preferable to use so-called biochips such as sawdust, rice husks, and cedar chips inhabited by microorganisms.

  A pair of left and right geared motors 34, 34 as driving means are provided on the bottom plate 8 of the room surrounded by the rear plate 10, the partition plate 12, and both side plates 9, 9 in the housing 11. , 23 are arranged side by side at equal intervals.

A coupling 37 is connected via a torsion damper 36 to a front end portion of an output shaft 35 that is an output member facing the front of each geared motor 34.
As the torsion damper 36, an input shaft 36a and an output shaft 36b are connected via a tire-like elastic body 36c so that the output shaft 36b can be decentered and deviated from the input shaft 36a by a required amount. It is preferable to use the known ones.

  The coupling 37 is formed integrally with the output shaft 36b of the torsion damper 36. In this example, any known end of the rotary shaft 23 can be fitted so as not to be relatively rotatable. Although it is a socket, a hexagonal hole complementary to the end of the rotating shaft 23 or other non-circular hole may be provided.

The left and right torsion dampers 36, 36 and the couplings 37, 37 face the front of a pair of left and right through holes 38, 38 provided in the partition plate 12, or pass through the through holes 38, 38 from the partition plate 12. When the waste disposal tank 17 is mounted at a proper mounting position in the housing 11 as shown in FIGS. 3 and 4, the rear end portions of the left and right rotating shafts 23 and 23 are disposed so as to protrude forward. They are fitted so that they cannot rotate relative to each other (see FIG. 9).
Further, since the left and right rotating shafts 23, 23 are similarly projected from the front and rear ends of the waste disposal tank 17, the front and rear directions of the waste disposal tank 17 are reversed and attached to the normal position of the housing 11. Sometimes, the ends of the left and right rotating shafts 23, 23 can be fitted into the couplings 37, 37.

A heater 39 facing in the front-rear direction for heating the waste disposal tank 17 from the bottom surface is provided at the center of the upper surface of the bottom plate 8 in the housing 11, and an exhaust hole 40 is provided at the center in the left-right direction of the partition plate 12. And the air supply holes 41 are provided side by side.
On the rear surface of the air supply hole 41 in the partition plate 12, an air supply fan 42 that supplies air in the room in which the geared motors 34, 34 are supplied to the heater 39 through the air supply hole 41 is provided. The air warmed by the operation of the geared motors 34, 34 is sent to the heater 39 through the air supply hole 41 by the air supply fan 42 as shown by arrows in FIGS. Is heated through the space between the front plate 20 of the waste disposal tank 17 and the front plate 14 that closes the front surface of the housing 11, and further reverses backward along the lower surface of the floor plate 3. Then, together with moisture generated from the heated decomposition promoting substance 33 in the filth treatment tank 17, the exhaust hole 40 at the rear of the filth treatment tank 17 passes through the duct 43 connected to the rear part of the casing 11. Arranged above the rear Auxiliary chamber 44 are sent to the dehumidifying device provided in (see FIG. 1) (not shown).

  In this way, the filth and the decomposition promoting substance 33 are agitated in the environment heated by the heater 39, so that the filth decomposition process is promoted.

  The bolt 15 shown in FIG. 1 is removed and the front plate 14 is removed from the casing 11 together with step 13 after a certain period of use or when used beyond the processing limit. A cart-like waste disposal tank transport vehicle 45 shown in FIG. 10 is connected to the front end opening of the body 11, and in that state, the waste disposal tank 17 is pulled forward and transferred to the waste disposal tank transport vehicle 45 at the same time. Thereafter, the waste disposal tank transport vehicle 45 is moved to a truck or the like waiting in advance and transferred to the truck or the like.

  Thereafter, the replacement waste disposal tank 17 containing the new decomposition promoting substance 33 prepared in advance is placed on the waste disposal tank transport vehicle 45 described above or different from the above, and empty. The waste disposal apparatus 2 is transported to the front end opening of the casing 11, and the waste disposal tank transport vehicle 45 is connected in the same manner as described above, and the replacement waste disposal tank 17 is connected to the waste disposal tank transport vehicle. Transfer from 45 to the housing 11 side.

Immediately before the replacement waste disposal tank 17 is pushed back to the normal mounting position, the tip portion 23a at the rear end of each rotating shaft 23 enters the coupling 37, and the automatic centripetal action of the tip portion 23a. The rear end of each rotary shaft 23 is securely connected to the coupling 37 so as not to rotate relative to the rotary shaft 23.
Since the slight eccentricity and declination between the rear end portion of each rotating shaft 23 and the coupling 37 at this time are absorbed by the torsion damper 36, the connection between the rear end portion of the rotating shaft 23 and the coupling 37 is as follows. It is done smoothly and quickly.

Thereafter, when the front plate 14 is fixed to the front surface of the housing 11 with the bolts 15 together with the step 13, the maintenance work is completed.
As described above, the maintenance work can be easily and quickly performed simply by removing the front plate 14 and replacing the used waste disposal tank 17 and the replacement waste disposal tank 17. Ideal for temporary toilets installed in

The used waste disposal tank 17 is brought back to a factory or the like by a truck or the like, and each rotary shaft 23 is removed from the waste disposal tank 17 together with the stirring blade 32 and the bearing device 24 as described above. The filth and the decomposition promoting substance 33 remaining in the tank 17 can be easily taken out.
Since it is not necessary to perform such work on site, maintenance work is significantly reduced.

Next, details of the waste disposal tank transport vehicle 45 will be described.
As shown in FIG. 10, this waste disposal tank transport vehicle 45 has a carriage 47 having a pair of left and right wheels 46, 46 and a position where the carriage 47 is positioned at a regular transfer position in front of the waste disposal apparatus 2. The pair of left and right roller conveyors 48, 48 provided on the carriage 47 and the rear ends of the roller conveyors 48, 48 are aligned in a straight line from the front ends of the left and right roller conveyors 16, 16 in the waste disposal apparatus 2. Height adjustment means 49 for adjusting the height of the rear end portion of the carriage 47 and the rear end portion of the carriage 47 so that the height of the portion matches the height of the front end portion of the roller conveyors 16, 16, The rear end of the roller conveyors 48, 48 is brought into contact with the front end of the roller conveyors 16, 16 in the left-right direction by coming into contact with the front end side of one of the left and right side plates 9, 9 of the housing 11 from the left-right direction. In order to focus, the rear end portion of the carriage 47, and a positioning means 50 for positioning in the lateral direction with respect to the front end of the housing 11.

  Each roller conveyor 48 has the same structure as the roller conveyor 16, but both roller conveyors 16, 48 are both guide rails made of angle material or the like, and both outwardly facing flange portions 22 of the waste disposal tank 17 are both guide rails. May be slid directly in the front-rear direction, or a plurality of rollers or wheels may be provided on the outward flange 22 so as to roll them along both guide rails.

  As shown in FIGS. 10 and 11, the height adjusting means 49 includes a bracket 51 having a U-shape that is forward-facing to the side of the carriage 47, and an upper piece 51 a and a lower piece 51 b of the bracket 51. A pair of upper and lower insertion holes 52, 52, which are inserted in a vertically movable manner and have a grounding member 53 a at the lower end, and an intermediate portion front surface of the base piece 51 c facing the vertical direction in the bracket 51. When the rear end is locked to the lower edge of the provided ridge 51d facing in the left-right direction, and the engagement hole 54 through which the support leg 53 passes is provided in the middle, and the front end rotates upward, The free end side edge and the base end side edge of the engagement hole 54 engage with the support leg 53 to prevent the support leg 53 from moving upward relative to each other, and the front end rotates downward. When the engagement with the support leg 53 is released, the vertical movement of the support leg is allowed. The inclined plate 55 and the support leg 53 are externally fitted to be contracted between the lower surface of the inclined plate 55 and the upper surface of the lower piece 51b of the bracket 51, and the inclined plate 55 is rotated upward. And a compression coil spring 56 which is an urging means for urging in the direction.

  The height of the front end portion of the carriage 47 can be freely changed by pushing down the front end portion of the inclined plate 55 with the tip of the foot against the urging force of the compression coil spring 56 to keep the inclined plate 55 substantially horizontal. When the height of the rear ends of the roller conveyors 48, 48 matches the height of the front ends of the roller conveyors 16, 16 at the rear end of the carriage 47, the front end of the inclined plate 55 When the toe or the like is released, the inclined plate 55 is rotated upward by the biasing force of the compression coil spring 56, and the free end side edge and the base end side edge of the engagement hole 54 are supported by the support leg 53. And the support leg 53 is prevented from moving upward relative to each other, and the front end portion of the carriage 47 is held by the support leg 53 so as not to be lowered further.

  In this example, the positioning means 50 is a simple protrusion 57 that protrudes rearward from one side of the rear end of the carriage 47, and the inner surface of the protrusion 57 has left and right side plates 9, 9, the rear end portions of the roller conveyors 48, 48 are aligned with the front end portions of the roller conveyors 16, 16 in the left-right direction.

  Therefore, the projecting piece 57 is brought into contact with the outer surface of the front end of either one of the left and right side plates 9 and 9 of the housing 11 and the height of the front end of the carriage 47 is adjusted by the height adjusting means 49. Thus, in a state where the roller conveyors 48, 48 of the carriage are aligned with the left and right roller conveyors 16, 16 in the waste disposal apparatus 2, the waste disposal tank 17 is placed in the roller conveyors 16, 16, 48, It can be moved along the front-rear direction with a slight force along the 48 from the housing 11 side to the cart 47 side or vice versa.

  When the waste disposal tank 17 is moved forward to the proper mounting position of the carriage 47, the front ends of the outward facing flanges 22 and 22 of the waste disposal tank 17 are applied to the upper surfaces of the front end portions of the left and right roller conveyors 48 and 48, respectively. In contact therewith, stoppers 58, 58 are provided so as to prevent further forward movement of the waste disposal tank 17.

Although not shown in the drawings, the rear end of the carriage 47 is used to prevent the waste disposal tank 17 from falling off in the state in which the waste disposal tank 17 is positioned at the proper mounting position of the carriage 47. The gate means is provided detachably.
Further, the front end of the carriage 47 is provided with a pulling handle having a backward U-shape in plan view.

The present invention is not limited only to the above-described embodiments, and can be implemented in various modified modes as follows, for example, without departing from the scope of the claims.
(A) A single motor is used as drive means, and its output shaft and input shafts 36a, 36a of the left and right torsion dampers 36 are linked via a gear train or a belt and pulley, and other interlocking means. Then, both the torsion dampers 36 are rotated in the opposite directions in synchronization with each other.
(B) Single or three or more rotating shafts 23 are disposed in the waste disposal tank 17, and the number of couplings 37 and the like is increased or decreased accordingly.
(C) The carriage 47 is a four-wheeled vehicle.

DESCRIPTION OF SYMBOLS 1 Temporary toilet 2 Soil disposal apparatus 3 Floor board 4 Toilet bowl 5 Door 6 Exterior body 7 Toilet unit 8 Bottom plate 8a Receiving hole 9 Side plate 10 Rear plate 11 Housing (base)
12 Partition plate 13 Step 14 Front plate 15 Bolt 16 Roller conveyor (base side guide rail)
16a Frame material 16b Roller 16c Shaft 17 Waste disposal tank 18 Bottom plate 19 Side plate 20 Front plate 21 Rear plate 22 Outward flange portion 23 Rotating shaft 23a Pointed portion 23b Small diameter shaft portion 24 Bearing device 25 Spherical bearing member 25A, 25B Split piece 25a Missing Spherical surface 25b Central hole 26 Bearing housing 26A, 26B Split piece 26a Inner surface 26b Expanded flange 27 Mounting plate 27a Step hole 27b Central hole 28 Bolt 29 Nut 30 Cut hole 31 Mounting plate 32 Stirring blade 33 Decomposition promoting substance 34 Geared motor ( Driving means)
35 Output shaft 36 Torsion damper 36a Input shaft 36b Output shaft 36c Elastic body 37 Coupling 38 Through hole 39 Heater 40 Exhaust hole 41 Air supply hole 42 Air supply fan 43 Duct 44 Auxiliary chamber 45 Waste disposal tank transport vehicle 46 Wheel 47 Cart 48 Roller Conveyor (cart side guide rail)
49 Height adjustment means 50 Positioning means 51 Bracket 51a Upper piece 51b Lower piece 51c Base piece 51d Projection 52 Insertion hole 53 Support leg 53a Grounding member 54 Engagement hole 55 Inclined plate 56 Compression coil spring (biasing means)
57 Projection piece 58 Stopper 59 Puller

Claims (6)

By rotating a stirring blade provided on the rotating shaft, the waste processing tank in which the waste is stirred together with the decomposition promoting substance to be decomposed is provided with respect to the base provided with driving means for rotating the rotating shaft. A detachable coupling is provided on the output member of the driving means so as to be engaged with the rotary shaft so as not to be relatively rotatable when the waste disposal tank is mounted at a normal mounting position on the base. A bearing device for bearing front and rear portions on a waste disposal tank, a spherical bearing member having a spherical outer shape, divided into two planes including a central axis, and a rotary shaft fitted in a central hole, and the spherical bearing member A bearing housing having an inner surface fitted so as to be capable of relative rotation in all directions, divided into two planes including the central axis, and having an enlarged diameter flange on the outer peripheral portion, and sandwiching the enlarged diameter flange from both sides 2 mounting plates The two mounting plates, as well as fastened to each other, the waste disposal apparatus being characterized in that assumed and a fastening means for securing to said waste disposal tank.   The waste disposal apparatus according to claim 1, wherein the rotary shaft has a non-circular cross-sectional shape, and the coupling is provided with a non-circular hole that substantially complements the end of the rotary shaft.   Even when the front and rear ends of the rotating shaft facing in the front-rear direction are projected from the front and rear surfaces of the waste disposal tank, and the waste disposal tank is mounted at the normal position of the base with the front-rear direction reversed, The waste disposal apparatus according to claim 1 or 2, wherein the portion engages with the coupling.   U-shaped notches that open upward are provided at the front and rear ends of the waste disposal tank, and the front and rear parts of the rotating shaft are mounted on both notches so that they can be detached upward together with the bearing device that receives the rotating shaft. The waste disposal apparatus according to any one of claims 1 to 3. Any one of Claims 1-4 which provided the collar part which faces an outer side in the both-sides edge of a waste disposal tank, and was slidably mounted in the front-back direction on the roller conveyor facing the front-back direction which provided this collar part in the base. The waste disposal apparatus according to any one of the above. The temporary toilet which attached the toilet unit containing a toilet bowl above the waste disposal apparatus in any one of Claims 1-5 .

Images