CN209826508U - Flushing-free environment-friendly toilet with dry-wet separation function - Google Patents

Abstract

The utility model discloses a water-free environment-friendly toilet with dry-wet separation, which comprises a toilet room and a toilet stool, wherein a treatment room is arranged below the toilet room, a urine storage barrel and a feces storage barrel are arranged in the treatment room, a urine suction pipe is arranged through the urine storage barrel, the toilet stool is respectively communicated with the urine storage barrel and the feces storage barrel, an ash storage box is also arranged in the toilet room and is connected with an ash feces stirring device and a quantitative ash feeding device, and the ash feces stirring device is connected in series between the toilet stool and the feces storage barrel; the quantitative ash conveying device is used for conveying ash materials into the ash and excrement stirring device, stirring and crushing the excrement and the ash materials through the ash and excrement stirring device, then conveying the mixture into the excrement storage barrel for accumulating, and the urine storage barrel is used for collecting urine, so that the centralized treatment is facilitated, the problems in vast rural toilets can be solved, the sanitary condition of the rural toilets is improved, the generated wastes can be processed into organic fertilizers in a centralized manner for utilization, and the device is odorless, free of water flushing and clean in the use process, not only protects the environment, but also saves water resources.

Description

Flushing-free environment-friendly toilet with dry-wet separation function

Technical Field

The utility model relates to an environmental protection lavatory technical field especially relates to an environmental protection lavatory of water-free formula dry-wet separation.

Background

In vast rural areas of China, the traditional toilets mainly comprise dry toilets and water-flushing toilets. The dry toilet is simple to build, occupies small space, can be built by one pit, two bricks and three walls, and is not uncommon in rural areas. In the using process, especially in summer, the toilet can be smelly, and can attract mosquitoes and flies and breed maggots, and in rainy days, part of dirt can be directly flushed into nearby rivers, so that the environment is damaged and polluted to a certain extent.

The main disadvantages of water-flushed toilets are: firstly, cause the waste of water resource, in addition is the volume that increases the filth, causes the increase of post processing cost. The toilet is generally built outdoors, in cold northern areas, the temperature is low in winter, flushing toilets such as a flushing barrel and the like are easy to freeze, even if the flushing toilets are prevented from freezing by using methods such as salt and the like, the effect is not ideal, and the toilet using in winter is difficult. In arid regions, the water-flushing toilet is not suitable for popularization and application due to the lack of water resources.

Based on the reasons, the existing toilets in vast rural areas in China have the problems of odor, environmental pollution, waste of water resources, good organic fertilizer due to excrement, no recycling and the like, and toilet reconstruction projects are started in most rural areas.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a water-free type environment-friendly toilet with dry-wet separation, which is suitable for rural use and has the advantages of no odor, no water flushing, harmlessness, cleanness and sanitation.

In order to solve the technical problem, the technical scheme of the utility model is that: the environment-friendly water closet free of water flushing type dry-wet separation comprises a water closet chamber arranged above the ground surface, wherein a toilet stool device is arranged in the water closet chamber, a treatment chamber is arranged below the ground surface below the water closet chamber, a urine storage barrel and a feces storage barrel are arranged in the treatment chamber, a urine suction pipe which extends upwards is arranged on the urine storage barrel in a penetrating mode, the toilet stool device is communicated to the urine storage barrel and the feces storage barrel respectively, an ash storage box is further arranged in the water closet chamber and is connected to an ash feces stirring device through an ash conveying pipe, a quantitative ash conveying device is arranged on the ash conveying pipe, and the ash feces stirring device is connected between the toilet stool device and the feces storage barrel in series.

According to a preferable technical scheme, the toileting toilet comprises a vertical urinal and a squatting pan with separated excrement and urine, wherein the vertical urinal and the squatting pan are respectively communicated with the urine storage barrel through urine conveying pipes, and the squatting pan is also communicated with the ash and excrement stirring device.

As the preferred technical scheme, the quantitative ash feeding device comprises a piston type feeder connected with the ash feeding pipe, wherein the piston type feeder is hinged with a feeding pull rod, and the feeding pull rod is hinged and installed on the ground in the toilet room.

As the preferred technical scheme, the top end of the squatting pan is hinged with a cover plate, and an ash blocking plate connected with the cover plate is arranged on an ash outlet of the ash conveying pipe.

As the preferred technical scheme, the ash and excrement stirring device comprises a stirring box communicated with an excrement cavity of the squatting pan, a stirring shaft is installed in the stirring box, a stirring roller is fixedly sleeved on the stirring shaft, a stirring driving device in transmission connection with the stirring shaft is arranged on the outer side of the stirring box, and a discharging device communicated with the excrement storage barrel is arranged at the lower end of the stirring box.

According to a preferable technical scheme, the stirring roller comprises a stirring sleeve sleeved on the periphery of the stirring shaft, a material receiving surface for receiving excrement and ash is formed at the top end of the stirring sleeve, and a plurality of stirring blades are arranged on the outer peripheral surface of the stirring sleeve below the material receiving surface.

According to a preferable technical scheme, the stirring driving device comprises a driving hand wheel, the driving hand wheel is meshed with a driving vertical shaft through a gear, the lower end of the driving vertical shaft is meshed with a driving flat shaft through a gear, and the driving flat shaft is meshed with the stirring shaft through a gear.

According to a preferable technical scheme, the stirring driving device comprises a stirring controller, the stirring controller is connected with a driving motor in a signal mode, and a power output shaft of the driving motor is connected to the stirring shaft.

As the preferred technical scheme, discharging device is including the intercommunication the agitator tank with store up the discharging pipe of excrement bucket, the upper end of discharging pipe is connected with to rotate installs the striker plate, with striker plate coaxial arrangement has a flitch turning arm, the flitch turning arm is connected with the middle turning arm of rotation installation through the connecting rod, middle turning arm is connected with the blowing footboard through the blowing pull rod, the blowing footboard articulated install in the lavatory is indoor.

As an improvement to the above technical scheme, the treatment chamber extends to the side part of the toilet chamber and is provided with a sealing door convenient to open, the feces storage barrel is arranged above the urine storage barrel, the upper end opening of the urine suction pipe is positioned below the sealing door, and a heat insulation layer is detachably filled between the sealing door and the urine storage barrel; run through the lavatory room still is equipped with the blast pipe, still install lighting device and air discharge fan in the lavatory room.

By adopting the technical scheme, the water-flushing-free dry-wet separation environment-friendly toilet comprises a toilet chamber arranged above the ground surface, wherein a toilet stool is arranged in the toilet chamber, a treatment chamber is arranged below the ground surface below the toilet chamber, a urine storage barrel and a feces storage barrel are arranged in the treatment chamber, a urine suction pipe which extends upwards is arranged in the treatment chamber and penetrates through the urine storage barrel, the toilet stool is respectively communicated with the urine storage barrel and the feces storage barrel, an ash storage box is also arranged in the toilet chamber and is connected to an ash and feces stirring device through an ash conveying pipe, a quantitative ash conveying device is arranged on the ash conveying pipe, and the ash and feces stirring device is connected between the toilet stool and the feces storage barrel in series; the utility model has the advantages that: the ration send ash device to be used for carrying the ash material in the ash excrement agitating unit to stir garrulous ash material with excrement and urine through ash excrement agitating unit and mix with the ash material, then carry and save together in storing up the excrement bucket, store up the excrement bucket and can follow the treatment chamber and take out, so that regularly clear up, and store up the urine bucket and be used for collecting the urine, the urine in storing up the urine bucket then can be taken away through taking out the ureter in the special transport vechicle, the centralized processing of being convenient for, the utility model discloses can solve the problem that vast rural lavatory exists after the implementation, can not only eliminate the excrement and urine stink that the dry latrine produced, both protect the environment, can also the water economy resource, improve rural health, the discarded object that produces can be centralized processing into the fertilizer and utilize, and odorless, water-free, sanitation and hygiene in the use.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic view of the working process of a quantitative ash feeder according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a stirring driving device according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a stirring roller according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a stirring roller according to an embodiment of the present invention after rotating 90 degrees;

fig. 6 is a side view of a stirring roller according to an embodiment of the present invention;

FIG. 7 is a schematic view of a second stirring driving device according to an embodiment of the present invention;

in the figure: 1-a toilet room; 2-a processing chamber; 3-sealing the door; 4-a urine storage barrel; 5-a manure storage barrel; 6-a urine drainage tube; 7-insulating layer; 8-an exhaust pipe; 9-an exhaust fan; 10-a standing urinal; 11-squatting pan; 12-a cover plate; 13-a catheter for urine; 14-ash storage box; 15-ash conveying pipe; 16-piston feeder; 17-a feeding pull rod; 18-a stirring box; 19-a stirring shaft; 20-ash blocking plate; 21-driving a hand wheel; 22-driving the vertical shaft; 23-driving the flat shaft; 24-a mixing sleeve; 25-material receiving surface; 26-stirring blade; 27-a discharge pipe; 28-striker plate; 29-flitch crank arm; 30-middle crank arm; 31-a discharge pull rod; 32-a discharging pedal; 33-a stirring controller; 34-driving the motor.

Detailed Description

The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.

The first embodiment is as follows:

as shown in figure 1, the water-free environment-friendly toilet with dry-wet separation comprises a toilet chamber 1 arranged above the ground surface, wherein a door convenient to open is arranged on the toilet chamber 1, so that the toilet can be conveniently accessed. Install like lavatory stool pot in the lavatory room 1, the below position of the earth's surface of lavatory room 1 is equipped with treatment chamber 2, treatment chamber 2 extends to the lateral part of lavatory room 1 just is equipped with the sealing door 3 of being convenient for to open, be equipped with in the treatment chamber 2 and store up urine bucket 4 and store up excrement bucket 5, run through store up urine bucket 4 and be equipped with the urine extraction pipe 6 that upwards extends the setting, like lavatory stool pot communicate respectively to store up urine bucket 4 with store up excrement bucket 5. The urine storage barrel 4 is used for storing urine conveyed by the toilet stool, and the excrement storage barrel 5 is used for storing excrement conveyed by the toilet stool. After the sealing door 3 is opened, the excrement storage barrel 5 can be taken out, so that excrement accumulated inside can be poured conveniently, and the excrement in the urine storage barrel 4 can be cleaned, and a professional excrement transport vehicle is utilized to extract through the urine extraction pipe 6 for manufacturing liquid fertilizer or industrial raw materials, so that the urine storage barrel 4 does not need to be taken out from the treatment chamber 2, and the operation is simple and convenient.

The lower end of the manure storage barrel 5 is provided with wheels, and the upper end of the manure storage barrel is provided with an edge, so that the manure storage barrel 5 can be conveniently moved out of the treatment chamber 2. After the manure storage barrel 5 is fully collected for a period of time, manure and sewage mixtures in the manure storage barrel 5 are collected uniformly by using professional equipment such as a transport vehicle and the like, aerobic composting harmless treatment is carried out, and the composted manure can be used as primary organic manure to be directly returned to the field and can also be used as raw material treatment for deep processing of an organic manure plant.

In this embodiment, the manure storage barrel 5 is disposed above the urine storage barrel 4, and a partition plate may be disposed between the two barrels for supporting the manure storage barrel 5. The upper port of the urine pumping pipe 6 is positioned below the sealing door 3, and the processing chamber 2 can be sealed by the sealing door 3 to prevent odor from overflowing. In rainy days, it is also possible to prevent rainwater from entering the treatment chamber 2. Store up in the process chamber 2 urine bucket 4 can locate below 1.5m ground, can also be in sealing door 3 with it has heat preservation 7 to store up to dismantle to fill between the urine bucket 4, when preventing to use in the cold area in the north, urine and excrement and urine in the process chamber 2 freeze, guarantee smooth clearance.

Run through lavatory room 1 still is equipped with blast pipe 8, blast pipe 8 highly is not less than the height of lavatory room 1, just blast pipe 8 upper end has rain-proof cap, prevents that the rainwater from falling into, blast pipe 8 can also with intercommunication in the treatment chamber 2 utilizes the negative pressure deodorization, will treatment chamber 2 with the foul smell in the lavatory room 1 is discharged. The toilet room 1 is also internally provided with a lighting device and an exhaust fan 9, wherein the lighting device can be set into a commonly used electric lamp so as to be convenient for lighting and ventilation in the process of using the toilet room.

The toilet comprises a vertical urinal 10 and a squatting pan 11 with separated urine and excrement, wherein the top end of the squatting pan 11 is hinged with a cover plate 12, the vertical urinal 10 and the squatting pan 11 are respectively communicated to the urine storage barrel 4 through a urine delivery pipe 13, the squatting pan 11 can also be replaced by a toilet bowl, but the toilet bowl needs to be of a urine and excrement separation structure so as to be convenient for separately treating the urine and the excrement. The squatting pan 11 is provided with a urine cavity and a stool cavity which are separated according to the physiological structure of a human body, and the urine cavity is communicated to the urine storage barrel 4 through a urine delivery pipe 13; the cover plate 12 can be manually opened to effect opening and sealing of the faecal cavity.

As shown in fig. 1 and 2, an ash storage box 14 for storing ash is further arranged in the toilet room 1, the ash storage box 14 is connected to an ash and excrement stirring device through an ash conveying pipe 15, a quantitative ash conveying device is mounted on the ash conveying pipe 15, and the ash and excrement stirring device is connected in series between the toilet stool and the excrement storage barrel 5, that is, the bottom end of the squatting pan 11 is communicated to the ash and excrement stirring device. Specifically, the quantitative ash feeding device comprises a piston type feeder 16 connected with the ash feeding pipe 15, wherein the piston type feeder 16 is hinged with a feeding pull rod 17, and the feeding pull rod 17 is hinged and installed on the ground in the toilet room 1. Ash material in the ash storage box 14 is full of through self action of gravity send ash pipe 15, when needing to handle excrement and urine, through reinforced pull rod 17 drive piston feeder 16 action realizes the ration filling of ash material, ash material alright fall into automatically in the ash excrement agitating unit, mix with excrement and urine. The ash in the ash storage box 14 can be made of dry sand, sawdust, smashed straw powder and the like, and is used for reducing the smell of excrement, absorbing excessive moisture, enabling the excrement to become fluffy and facilitating further composting and fermentation.

As shown in fig. 2 and 3, the excrement stirring device includes a stirring box 18 communicated with the excrement cavity of the squatting pan 11, a stirring shaft 19 is installed in the stirring box 18, a stirring roller is fixedly sleeved on the stirring shaft 19, a stirring driving device in transmission connection with the stirring shaft 19 is arranged on the outer side of the stirring box 18, and a discharging device communicated with the excrement storage barrel 5 is arranged at the lower end of the stirring box 18. The stirring driving device drives the stirring shaft 19 and the stirring roller to synchronously rotate, so that ash and excrement are uniformly mixed in the stirring box 18, and the stirring roller is utilized to stir and crush the large excrement while mixing. Send ash pipe 15's ash hole on be equipped with the ash blocking plate 20 that apron 12 is connected, apron 12 through the articulated pull rod of installation with ash blocking plate 20 connects, when not needing the ash, ash blocking plate 20 will send ash pipe 15's port to seal, prevent grey material automatic discharge when apron 12 opens, have a small amount of ash fall earlier extremely on the stirring roller, prevent that excrement and urine from gluing stirring roller surface. The installation mode of the dust baffle 20 can be adjusted according to actual needs.

The stirring driving device can be a manual mechanical structure, and specifically, as shown in fig. 3, the stirring driving device includes a driving hand wheel 21, the driving hand wheel 21 is engaged with a driving vertical shaft 22 through a gear, the lower end of the driving vertical shaft 22 is engaged with a driving flat shaft 23 through a gear, and the driving flat shaft 23 is engaged with the stirring shaft 19 through a gear. The motion generated by the driving hand wheel 21 is transmitted to the driving vertical shaft 22 and the driving flat shaft 23 under the action of meshing of various gears, so that the stirring shaft 19 and the stirring rollers are finally rotated, ash and excrement are stirred, and then the ash and excrement are conveyed into the excrement storage barrel 5 through the discharging device.

As shown in fig. 4, 5 and 6, the stirring roller includes a stirring sleeve 24 sleeved on the periphery of the stirring shaft 19, a material receiving surface 25 for receiving feces and ash is formed at the top end of the stirring sleeve 24, and a plurality of stirring blades 26 are arranged and mounted on the outer peripheral surface of the stirring sleeve 24 below the material receiving surface 25. The material receiving surface 25 is a plane with a slight bulge, the upper surface is firstly added with ash to prevent the excrement from being adhered to the stirring sleeve 24, the stirring blade 26 is utilized to stir the excrement, and the excrement blocks are smashed through rotation to be uniformly mixed with the ash.

As shown in fig. 2, the discharging device comprises a communicating stirring box 18 and a discharging pipe 27 of the manure storage barrel 5, the upper end of the discharging pipe 27 is connected with a rotary striker plate 28, a material plate crank arm 29 is coaxially installed on the striker plate 28, the material plate crank arm 29 is connected with a middle crank arm 30 which is rotatably installed through a connecting rod, the middle crank arm 30 is connected with a discharging pedal 32 through a discharging pull rod 31, and the discharging pedal 32 is hinged and installed in the toilet room 1. After the stirring box 18 uniformly stirs the excrement and the ash, the discharge pedal 32 is pedaled, the baffle plate 28 rotates downwards under the cooperation of each crank arm and the pull rod, the tube cavity of the discharge tube 27 is opened, and the mixed dirt in the stirring box 18 is discharged into the excrement storage barrel 5 through the discharge tube 27.

The working process of the embodiment is as follows: when a person goes to the toilet, the cover plate 12 above the squatting pan 11 is firstly opened, the ash baffle plate 20 is also opened, the port of the ash conveying pipe 15 is released, the feeding pull rod 17 is operated, ash is firstly spread on the material receiving surface 25, excrement falls on the material receiving surface 25, and urine flows into the urine storage barrel 4 through a urine channel at the front part of the squatting pan 11; after the people finish like the lavatory, cover apron 12, will put the ash hole simultaneously and close, rotate driving hand wheel 21 makes on the stirring roller stirring blade 26 smashes excrement and urine and intensive mixing with the ash material, through blowing footboard 32 is opened striker plate 28, with mixed material arrange into in the excrement storage barrel 5 can.

Example two:

the difference between this embodiment and the first embodiment is that the structure of the stirring driving device is different, and the stirring driving device of this embodiment is configured to be an electric structure, so that the use is more labor-saving. As shown in fig. 7, the stirring driving device includes a stirring controller 33, the stirring controller 33 is connected with a driving motor 34 through a signal, and a power output shaft of the driving motor 34 is connected to the stirring shaft 19. The stirring controller 33 includes a single chip microcomputer, a start switch, and other structures, and is well known to those skilled in the art, and is configured to control the start and stop of the driving motor 34. During the use, press starting switch, driving motor 34 begins to rotate, utilizes the singlechip is controlled driving motor 34 drives stirring roller rotates certain number of turns, with the material in smash and carry out the intensive mixing in the agitator tank 18 after, reuse discharging device passes through the material and arranges into in the excrement storage barrel 5, realize faecal automatic processing. When the stirring driving device of the electric structure is used, the discharging device may be configured as an electromagnetic valve or the like connected to the stirring controller 33 by a signal, so as to realize automatic discharging control.

The utility model discloses a ration send ash device to be used for carrying the ash material in the ash excrement agitating unit to stir excrement and urine through ash excrement agitating unit and expect to mix with the ash, then carry and save in storing up excrement bucket 5, store up excrement bucket 5 and take out in can following the treatment chamber 2, so that regularly clear up, and store up urine bucket 4 and be used for collecting the urine, the urine in the storage urine bucket 4 then can be taken out through taking out urine pipe 6 in the special transport vechicle, be convenient for centralized processing, the utility model discloses the problem that can solve rural extensive lavatory existence after the implementation, can not only eliminate the excrement and urine stink that the dry latrine produced, both protect the environment, can also the water economy resource, improve rural health situation, the discarded object of production can be centralized processing become the fertilizer and utilize, and odorless, exempt from, clean health in the use.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The environment-friendly water closet without water flushing and with dry-wet separation comprises a water closet chamber arranged above the earth surface, wherein a toilet stool is arranged in the water closet chamber, and a treatment chamber is arranged below the earth surface below the water closet chamber, and is characterized in that: the utility model discloses a urine storage device, including the treater, urine storage bucket, ash storage box, ash delivery pipe, ash storage bucket, ash delivery pipe, ash storage bucket, the treater is indoor to be equipped with and to store up urine bucket, runs through the urine storage bucket is equipped with the urine extraction pipe that upwards extends the setting, communicate respectively to like the lavatory stool pot store up urine bucket with store up the excrement bucket, still be equipped with the ash storage box in the lavatory, the ash storage box is connected to ash excrement agitating unit.

2. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 1, wherein: the toilet comprises a vertical urinal and a squatting pan with separated urine and feces, wherein the vertical urinal and the squatting pan are respectively communicated with the urine storage barrel through urine conveying pipes, and the squatting pan is also communicated with the ash and feces stirring device.

3. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 2, wherein: the quantitative ash feeding device comprises a piston type feeder connected with the ash feeding pipe, wherein the piston type feeder is hinged with a feeding pull rod, and the feeding pull rod is hinged and installed on the ground in the toilet room.

4. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 3, wherein: the top end of the squatting pan is hinged with a cover plate, and an ash blocking plate connected with the cover plate is arranged on an ash outlet of the ash conveying pipe.

5. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 2, wherein: the ash excrement stirring device comprises a stirring box communicated with an excrement cavity of the squatting pan, a stirring shaft is installed in the stirring box, a stirring roller is fixedly installed on the stirring shaft in a fixing mode, a stirring driving device connected with the stirring shaft in a transmission mode is arranged on the outer side of the stirring box, and the lower end of the stirring box is communicated with a discharging device of the excrement storage barrel.

6. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 5, wherein: the stirring roller comprises a stirring sleeve sleeved on the periphery of the stirring shaft, a material receiving surface for receiving excrement and ash is formed at the top end of the stirring sleeve, and a plurality of stirring blades are arranged on the outer peripheral surface of the stirring sleeve below the material receiving surface.

7. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 5, wherein: the stirring driving device comprises a driving hand wheel, the driving hand wheel is meshed with a driving vertical shaft through a gear, the lower end of the driving vertical shaft is meshed with a driving flat shaft through a gear, and the driving flat shaft is meshed with the stirring shaft through a gear.

8. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 5, wherein: the stirring driving device comprises a stirring controller, the stirring controller is in signal connection with a driving motor, and a power output shaft of the driving motor is connected to the stirring shaft.

9. The water-free environment-friendly toilet with dry-wet separation as claimed in claim 5, wherein: discharging device including the intercommunication the agitator tank with store up the discharging pipe of excrement bucket, the upper end of discharging pipe is connected with to rotate installs the striker plate, with striker plate coaxial arrangement has a flitch turning arm, the flitch turning arm is connected with the middle turning arm of rotation installation through the connecting rod, middle turning arm is connected with the blowing footboard through the blowing pull rod, the blowing footboard articulated install in the lavatory is indoor.

10. The water-free dry-wet separated environmental protection toilet as claimed in any one of claims 1 to 9, wherein: the treatment chamber extends to the side part of the toilet chamber and is provided with a sealing door convenient to open, the excrement storage barrel is arranged above the urine storage barrel, the upper end opening of the urine pumping pipe is positioned below the sealing door, and a heat insulation layer is detachably filled between the sealing door and the urine storage barrel; run through the lavatory room still is equipped with the blast pipe, still install lighting device and air discharge fan in the lavatory room.