阅读说明：本技术 一种无动力下沉式微生物生态厕所 (Unpowered sinking type microbial ecological toilet ) 是由 刘志丹 徐永洞 曹孟冰 孔德亮 袁昌斌 张军 于 2019-11-29 设计创作，主要内容包括：本发明涉及一种无动力下沉式微生物生态厕所,包括排泄平台、双层发酵箱、排泄口开关装置、搅拌装置和排风装置；双层发酵箱埋于地下,包括外发酵箱和内发酵箱,内发酵箱的侧壁与外发酵箱的侧壁之间间隔一定距离；排泄平台的下表面与内发酵箱的顶板之间设有多个支撑弹簧；排泄口开关装置包括一对并列布置在内发酵箱的发酵箱排泄口上的排泄门板和用于控制两个排泄门板开合的齿条齿轮组；搅拌装置包括用于搅拌粪污的搅拌桨,以及设置在内发酵箱的侧壁与外发酵箱的侧壁之间、用于驱动搅拌桨转动的搅拌传动齿条和搅拌传动齿轮；排风装置包括负压风机,以及用于驱动负压风机旋转的风机传动齿条和风机传动齿轮。(The invention relates to an unpowered sinking type microbial ecological toilet, which comprises a drainage platform, a double-layer fermentation box, a drainage port switching device, a stirring device and an exhaust device, wherein the drainage platform is arranged on the upper part of the double-layer fermentation box; the double-layer fermentation box is buried underground and comprises an outer fermentation box and an inner fermentation box, and a certain distance is formed between the side wall of the inner fermentation box and the side wall of the outer fermentation box; a plurality of supporting springs are arranged between the lower surface of the drainage platform and the top plate of the inner fermentation box; the drainage opening switching device comprises a pair of drainage door plates which are arranged on the drainage opening of the fermentation box of the inner fermentation box in parallel and a rack and pinion set for controlling the opening and closing of the two drainage door plates; the stirring device comprises a stirring paddle for stirring the excrement, a stirring transmission rack and a stirring transmission gear, wherein the stirring transmission rack and the stirring transmission gear are arranged between the side wall of the inner fermentation box and the side wall of the outer fermentation box and are used for driving the stirring paddle to rotate; the air exhaust device comprises a negative pressure fan, a fan transmission rack and a fan transmission gear, wherein the fan transmission rack and the fan transmission gear are used for driving the negative pressure fan to rotate.)

1. The unpowered sinking type microbial ecological toilet is characterized in that: the microbial ecological toilet comprises a drainage platform (1), a double-layer fermentation box (2), a drainage port switching device (3), a stirring device (4) and an exhaust device (5);

the double-layer fermentation box (2) is buried underground and comprises an outer fermentation box (22) and an inner fermentation box (21) arranged inside the outer fermentation box (22), and a certain distance is reserved between the side wall of the inner fermentation box (21) and the side wall of the outer fermentation box (22); a fermentation box discharge outlet is arranged on the top plate of the inner fermentation box (21), and at least two inner box air outlets (23) are arranged on the side wall of the inner fermentation box (21); the side wall of the outer fermentation box (22) is provided with at least two outer box air outlets communicated with the outside; the drainage platform (1) can be arranged at the top of the outer fermentation box (22) in a vertically sliding manner and is spaced from the top plate of the inner fermentation box (21) by a certain distance;

a platform drain outlet (11) corresponding to the fermentation box drain outlet is arranged on the draining platform (1); a plurality of supporting springs (12) are arranged between the lower surface of the drainage platform (1) and the top plate of the inner fermentation box (21);

the drainage opening switching device (3) comprises a pair of drainage door plates (31) which are arranged on the drainage opening of the fermentation box of the inner fermentation box (21) in parallel and a rack gear set for controlling the opening and closing of the two drainage door plates (31); the rack and pinion set comprises a drain door vertical rack (32), a drain door vertical gear (33), a drain door horizontal rack (34) and a drain door horizontal gear (35); the drainage door vertical gear (33) and the drainage door horizontal gear (35) are both composed of a straight gear and a bevel gear which are coaxially arranged;

the drainage door horizontal gear (35) is horizontally arranged on a top plate of the inner fermentation box (21) through a gear shaft, the drainage door horizontal rack (34) is horizontally arranged, is mutually meshed with a straight gear of the drainage door horizontal gear (35) and is arranged on the top plate of the inner fermentation box (21) through a sliding rail, and the inner end of the drainage door horizontal rack (34) is fixedly connected with a drainage door plate (31); the vertical gear (33) of the drainage door is vertically arranged, the bevel gear of the vertical gear (33) of the drainage door is meshed with the bevel gear of the horizontal rack (34) of the drainage door, the gear shaft of the vertical gear (33) of the drainage door is arranged between the side walls of the outer fermentation box (22), and the vertical rack (32) of the drainage door is vertically arranged, fixedly connected to the lower surface of the drainage platform (1) and meshed with the straight gear of the vertical gear (33) of the drainage door;

the stirring device (4) comprises at least one stirring paddle (41) which is arranged in the inner fermentation box (21) and used for stirring the excrement, a stirring transmission rack (43) and a stirring transmission gear (44) which are arranged between the side wall of the inner fermentation box (21) and the side wall of the outer fermentation box (22) and used for driving the stirring paddle (41) to rotate; the stirring paddle (41) comprises a stirring shaft (42), the end part of the stirring shaft (42) penetrates out of the side wall of the inner fermentation box (21), and at least one end part of the stirring shaft (42) is fixedly connected with a stirring transmission gear (44); the stirring transmission rack (43) is vertically and fixedly connected to the lower surface of the drainage platform (1) and is meshed with the stirring transmission gear (44);

the exhaust device (5) comprises at least one negative pressure fan (51) arranged on an inner box exhaust outlet (23) of the inner fermentation box (21), a fan transmission rack (53) and a fan transmission gear (54) for driving the negative pressure fan (51) to rotate; the negative pressure fan (51), the fan transmission rack (53) and the fan transmission gear (54) are arranged between the side wall of the inner fermentation box (21) and the side wall of the outer fermentation box (22); the outer circumference of the blade of the negative pressure fan (51) is provided with an outer fan gear (52); the fan transmission gear (54) is arranged on the side wall of the inner fermentation box (21) through a gear shaft and is meshed with the fan outer gear (52); the fan transmission rack (53) is vertically and fixedly connected to the lower surface of the drainage platform (1) and is meshed with the fan transmission gear (54).

2. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the microbial ecological toilet further comprises a monitoring system, wherein the monitoring system comprises a remote platform, a wireless transmission module for transmitting data to the remote platform, and a multi-gas detection sensor and a liquid level sensor which are arranged in the inner fermentation box (21).

3. The unpowered submerged microbial ecological toilet according to claim 2, wherein: the multi-gas detection sensor comprises an ammonia gas sensor, a hydrogen sulfide sensor and a methane sensor.

4. The unpowered submerged microbial ecological toilet according to claim 1, wherein: an inner box air outlet (23) of the inner fermentation box (21) is communicated with an outer box air outlet of the outer fermentation box (22) through an air outlet pipe.

5. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the inner fermentation box (21) and the outer fermentation box (22) are made of metal, and anti-corrosion paint is coated on the surfaces of the inner fermentation box and the outer fermentation box.

6. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the cross section of the double-layer fermentation box (2) is rectangular or circular.

7. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the toilet further comprises an emergency exhaust driving motor, and a power output shaft of the emergency exhaust driving motor is connected with a rotating shaft of the negative pressure fan (51) and is connected with the remote platform through a driver.

8. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the excretion platform (1) is further provided with auxiliary facilities, and the auxiliary facilities comprise a toilet paper box, a ashtray, a mobile phone box, a horizontal handrail and a vertical handrail, wherein the horizontal handrail and the vertical handrail are convenient for people inconvenient to use.

9. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the size of the outer fermentation box (22) is 1m multiplied by 1.5m to 2m multiplied by 3m, and the space between the side wall of the inner fermentation box (21) and the side wall of the outer fermentation box (22) is 2 cm to 30 cm.

10. The unpowered submerged microbial ecological toilet according to claim 1, wherein: the microbial ecological toilet is suitable for people with the weight of 20 kg-150 kg.

Technical Field

The invention belongs to the field of environmental protection equipment, and particularly relates to an unpowered sinking type microbial ecological toilet.

Background

The microorganism in the microorganism ecological toilet filler can degrade macromolecules in the excrement into micromolecules and convert the micromolecules into bacteria and gas, inhibit and kill harmful microorganisms in the excrement, and adsorb, degrade and convert odor substances generated in the excrement. The microorganism ecological environment-friendly toilet attracts wide attention due to the advantages of no water flushing and capability of treating feces on site. However, the microbial ecological environment-friendly toilet needs to fully mix the excrement and the filler containing the excrement degradation microorganisms, most of the current mixing modes need to provide power for controlling the opening and the stirring of the excrement storage tank switch by means of other energy sources such as solar energy, electric energy and the like, for example, the solar microbial ecological toilet (application publication No. CN108374573A) in the Chinese invention patent application and the foaming microbial ecological toilet (authorization publication No. CN202298835U) in the Chinese utility model patent application increase a large amount of cost of the ecological toilet, requirements on the installation environment and difficulty in later maintenance, and greatly limit the popularization of the microbial ecological toilet. And like the Chinese utility model patent application 'energy-saving ecological environment-friendly toilet suitable for alpine regions' (granted publication number: CN204839328U), the mode of stirring the filler and the excrement is realized by using the toilet door shaft, a house and a separate door are required to be built outside the toilet, and the construction cost is increased. In addition, the microbial ecological toilet has certain difficulty in later maintenance due to the dispersed installation position, and can not timely treat and operate the problems of microbial inoculum function failure and the like.

Disclosure of Invention

Aiming at the technical problems, the invention aims to provide the unpowered sinking type microbial ecological toilet which is water-saving and energy-saving and solves the problems that the conventional microbial toilet needs additional electric stirring, is high in installation cost and manufacturing cost and is difficult to maintain in the later period. By means of the self gravity of the toilet table when a person goes to a toilet, the drain outlet of the toilet is opened, and meanwhile, the excrement and the filler containing the microbial agent are stirred and the negative pressure fan is driven to rotate. Realize later stage remote maintenance to the lavatory through gas detector, exhaust system and wireless transmission module, expanded the application scope of lavatory, practice thrift the cost of lavatory construction greatly.

In order to achieve the purpose, the invention provides the following technical scheme:

an unpowered sinking type microorganism ecological toilet comprises a drainage platform 1, a double-layer fermentation box 2, a drainage port switch device 3, a stirring device 4 and an exhaust device 5.

The double-layer fermentation box 2 is buried underground and comprises an outer fermentation box 22 and an inner fermentation box 21 arranged inside the outer fermentation box 22, and a certain distance is formed between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22; a fermentation box discharge outlet is formed in the top plate of the inner fermentation box 21, and at least two inner box air outlets 23 are formed in the side wall of the inner fermentation box 21; the side wall of the outer fermentation box 22 is provided with at least two outer box air outlets communicated with the outside; the drainage platform 1 is installed on the top of the outer fermentation box 22 in a manner of sliding up and down, and is spaced from the top plate of the inner fermentation box 21 by a certain distance.

The drainage platform 1 is provided with a platform drainage port 11 corresponding to the fermentation box drainage port; a plurality of supporting springs 12 are arranged between the lower surface of the drainage platform 1 and the top plate of the inner fermentation box 21.

The drain opening and closing device 3 comprises a pair of drain door plates 31 which are arranged in parallel on the fermentation box drain opening of the inner fermentation box 21 and a rack gear set for controlling the opening and closing of the two drain door plates 31; the rack and pinion set comprises a drain door vertical rack 32, a drain door vertical pinion 33, a drain door horizontal rack 34 and a drain door horizontal pinion 35; the drain door vertical gear 33 and the drain door horizontal gear 35 are composed of a straight gear and a bevel gear which are coaxially arranged.

The drainage door horizontal gear 35 is horizontally arranged on the top plate of the inner fermentation box 21 through a gear shaft, the drainage door horizontal rack 34 is horizontally arranged, is mutually meshed with a straight gear of the drainage door horizontal gear 35 and is arranged on the top plate of the inner fermentation box 21 through a slide rail, and the inner end of the drainage door horizontal rack 34 is fixedly connected with the drainage door plate 31; the vertical gear 33 of the drain door is vertically arranged, the bevel gear of the vertical gear 33 of the drain door is meshed with the bevel gear of the horizontal rack 34 of the drain door, the gear shaft of the vertical gear 33 of the drain door is arranged between the side walls of the outer fermentation box 22, the vertical rack 32 of the drain door is vertically arranged, fixedly connected to the lower surface of the drain platform 1 and meshed with the straight gear of the vertical gear 33 of the drain door.

The stirring device 4 comprises at least one stirring paddle 41 which is arranged in the inner fermentation box 21 and used for stirring the excrement, and a stirring transmission rack 43 and a stirring transmission gear 44 which are arranged between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22 and used for driving the stirring paddle 41 to rotate; the stirring paddle 41 comprises a stirring shaft 42, the end part of the stirring shaft 42 penetrates out of the side wall of the inner fermentation box 21, and at least one end part of the stirring shaft 42 is fixedly connected with a stirring transmission gear 44; the stirring transmission rack 43 is vertically and fixedly connected to the lower surface of the drainage platform 1, and is meshed with the stirring transmission gear 44.

The exhaust device 5 comprises at least one negative pressure fan 51 arranged on the inner box exhaust outlet 23 of the inner fermentation box 21, a fan transmission rack 53 and a fan transmission gear 54 for driving the negative pressure fan 51 to rotate; the negative pressure fan 51, the fan transmission rack 53 and the fan transmission gear 54 are arranged between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22; a fan outer gear 52 is arranged on the outer circumference of the blade of the negative pressure fan 51; the fan transmission gear 54 is arranged on the side wall of the inner fermentation box 21 through a gear shaft and is meshed with the fan outer gear 52; the fan transmission rack 53 is vertically and fixedly connected to the lower surface of the drainage platform 1, and is meshed with the fan transmission gear 54.

The microbial ecological toilet further comprises a monitoring system, wherein the monitoring system comprises a remote platform, a wireless transmission module for transmitting data to the remote platform, and a multi-gas detection sensor and a liquid level sensor which are arranged in the inner fermentation box 21.

The multi-gas detection sensor comprises an ammonia gas sensor, a hydrogen sulfide sensor and a methane sensor.

The air outlet 23 of the inner fermentation box 21 is communicated with the air outlet of the outer fermentation box 22 through an air outlet pipe.

The inner fermentation box 21 and the outer fermentation box 22 are made of metal, and anti-corrosion paint is coated on the surfaces of the inner fermentation box and the outer fermentation box.

The cross section of the double-layer fermentation box 2 is rectangular or circular.

The toilet further comprises an emergency exhaust driving motor, and a power output shaft of the emergency exhaust driving motor is connected with a rotating shaft of the negative pressure fan 51 and is connected with a remote platform through a driver.

The excretion platform 1 is further provided with auxiliary facilities, and the auxiliary facilities comprise a toilet paper box, an ash tray, a mobile phone box, a horizontal handrail and a vertical handrail, wherein the horizontal handrail and the vertical handrail are convenient for people inconvenient to use.

The size of the outer fermentation box 22 is 1m multiplied by 1.5m to 2m multiplied by 3m, and the interval between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22 is 2 cm to 30 cm.

The microbial ecological toilet is suitable for people with the weight of 20 kg-150 kg.

Compared with the prior art, the invention has the beneficial effects that:

the invention achieves the effects of controlling the opening and closing of the drain outlet, stirring and uniformly mixing microbial fillers and excrement and exchanging air in the daily fermentation box by means of the self gravity of people without the help of other electric energy and solar energy and without installing a motor. The cost of the microbial ecological toilet is reduced, the installation is simple and convenient, and the temperature adaptation is wide; remote monitoring is carried out, later maintenance is facilitated, and the fan can be automatically started and a maintenance worker can be informed when the microbial action fails; and fully considers the humanized requirement, and is suitable for various crowds.

Drawings

FIG. 1 is a schematic structural view of an unpowered sinking type microbial ecological toilet of the present invention;

FIG. 2 is a schematic view of the drain opening/closing device 3 according to the present invention;

FIG. 3 is a partial schematic view of the stirring device 4 of the present invention;

fig. 4 is a schematic view of the structure of the air discharging device 5 of the present invention.

Wherein the reference numerals are:

1 drainage platform 11 platform drainage outlet

12 support spring

2 double-layer 21 inner fermentation box

22 outer fermentation box 23 inner box air outlet

3 Drain opening and closing device 31 Drain door plate

32 vertical rack of drain 33 vertical gear of drain

34 horizontal rack of drain door 35 horizontal gear of drain door

4 stirring paddle of stirring device 41

42 stirring shaft 43 stirring transmission rack

44 stirring transmission gear

5 air exhausting device 51 negative pressure fan

52 fan external gear 53 fan transmission rack

54 blower transmission gear

Detailed Description

The invention is further illustrated with reference to the following figures and examples.

As shown in figure 1, the unpowered submerged microorganism ecological toilet comprises a drainage platform 1, a double-layer fermentation tank 2, a drainage port switching device 3, a stirring device 4, an exhaust device 5 and a monitoring system.

The double-layer fermentation box 2 is buried underground, and the temperature of microbial degradation is maintained by depending on the ground temperature. The double-layer fermentation box 2 comprises an outer fermentation box 22 and an inner fermentation box 21 arranged inside the outer fermentation box 22, and a certain distance is formed between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22. A fermentation box discharge outlet (not shown in the drawing) is arranged on the top plate of the inner fermentation box 21, and at least two inner box air outlets 23 are arranged on the side wall of the inner fermentation box 21; at least two outer box air outlets (not shown in the drawing) communicated with the outside are arranged on the side wall of the outer fermentation box 22; the drainage platform 1 is installed on the top of the outer fermentation box 22 in a manner of sliding up and down, and is spaced from the top plate of the inner fermentation box 21 by a certain distance.

Preferably, the inner box air outlet 23 of the inner fermentation box 21 is communicated with the outer box air outlet of the outer fermentation box 22 through an air outlet pipe.

Preferably, the inner fermentation box 21 and the outer fermentation box 22 are made of metal, so that the safety and the service life of a mechanical structure are improved, and the surfaces of the inner fermentation box and the outer fermentation box are coated with anti-corrosion paint. The double-layer structure can ensure the fermentation temperature of the microbial toilet in a lower environment, and the use temperature range of the microbial ecological toilet is enlarged.

Preferably, the cross-sectional shape of the double-layered fermentation tank 2 is rectangular or circular.

The drainage platform 1 is provided with a platform drainage port 11 corresponding to the fermentation box drainage port; a plurality of supporting springs 12 are arranged between the lower surface of the drainage platform 1 and the top plate of the inner fermentation box 21.

As shown in fig. 2, the drain opening and closing device 3 includes a pair of drain door panels 31 arranged in parallel at the drain opening of the inner fermentation box 21 and a rack and pinion gear set for controlling the opening and closing of the two drain door panels 31; the rack and pinion set comprises a drain door vertical rack 32, a drain door vertical pinion 33, a drain door horizontal rack 34 and a drain door horizontal pinion 35; the drain door vertical gear 33 and the drain door horizontal gear 35 are composed of a straight gear and a bevel gear which are coaxially arranged.

The drainage door horizontal gear 35 is horizontally arranged on the top plate of the inner fermentation box 21 through a gear shaft, the drainage door horizontal rack 34 is horizontally arranged, is mutually meshed with a straight gear of the drainage door horizontal gear 35 and is arranged on the top plate of the inner fermentation box 21 through a slide rail, and the inner end of the drainage door horizontal rack 34 is fixedly connected with the drainage door plate 31; the vertical gear 33 of the drain door is vertically arranged, the bevel gear of the vertical gear 33 of the drain door is meshed with the bevel gear of the horizontal rack 34 of the drain door, the gear shaft (not shown in the drawing) of the vertical gear 33 of the drain door is arranged between the side walls of the outer fermentation box 22, and the vertical rack 32 of the drain door is vertically arranged, fixedly connected to the lower surface of the drain platform 1 and meshed with the straight gear of the vertical gear 33 of the drain door.

When a person steps on the drainage platform 1, the drainage platform 1 moves downwards under the action of gravity, the supporting springs 12 are compressed, the drainage door vertical rack 32 moves downwards to drive the drainage door vertical gear 33 to rotate, the drainage door horizontal gear 35 rotates along with the drainage door vertical gear, the drainage door horizontal rack 34 is driven to move outwards, and then the two drainage door panels 31 are separated, and a drainage port of the fermentation box is opened; after the people left and excretes platform 1, supporting spring 12 extends for excrete platform 1 rebound, and the vertical rack 32 rebound of escape door drives the vertical gear 33 antiport of escape door, and escape door horizontal gear 35 is rotatory thereupon, drives the horizontal rack 34 rebound of escape door, and then makes two door plant 31 closures of excreting, closes the fermenting case drain outlet.

As shown in FIG. 3, the stirring device 4 comprises at least one stirring paddle 41 arranged in the inner fermentation box 21 for stirring the manure, and a stirring transmission rack 43 and a stirring transmission gear 44 which are arranged between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22 for driving the stirring paddle 41 to rotate. The stirring paddle 41 comprises a stirring shaft 42, the end part of the stirring shaft 42 penetrates out of the side wall of the inner fermentation box 21, and at least one end part of the stirring shaft 42 is fixedly connected with a stirring transmission gear 44; the stirring transmission rack 43 is vertically and fixedly connected to the lower surface of the drainage platform 1, and is meshed with the stirring transmission gear 44.

When a person steps on the drainage platform 1, the drainage platform 1 moves downwards under the action of gravity, the supporting springs 12 are compressed, the stirring transmission rack 43 moves downwards to drive the stirring transmission gear 44 to rotate, the stirring shaft 42 rotates along with the rotation of the stirring transmission gear, the stirring paddle 41 is further used for stirring the excrement, and the stirring is stopped when the stirring transmission rack 43 moves downwards to the lowest position; after the people left and excrete platform 1, supporting spring 12 extends for excrete platform 1 rebound, stirring drive rack 43 rebound drives stirring drive gear 44 reverse rotation, and (mixing) shaft 42 reverse rotation thereupon, and then makes stirring rake 41 stir excrement once more, and when stirring drive rack 43 rebound reached the highest position, the stirring stopped.

As shown in fig. 4, the exhaust device 5 comprises at least one negative pressure fan 51 arranged on the inner box exhaust outlet 23 of the inner fermentation box 21, and a fan transmission rack 53 and a fan transmission gear 54 for driving the negative pressure fan 51 to rotate; the negative pressure fan 51, the fan transmission rack 53 and the fan transmission gear 54 are arranged between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22; a fan outer gear 52 is arranged on the outer circumference of the blade of the negative pressure fan 51; the fan transmission gear 54 is arranged on the side wall of the inner fermentation box 21 through a gear shaft and is meshed with the fan outer gear 52; the fan transmission rack 53 is vertically and fixedly connected to the lower surface of the drainage platform 1, and is meshed with the fan transmission gear 54.

When a person steps on the drainage platform 1, the drainage platform 1 moves downwards under the action of gravity, the supporting springs 12 are compressed, the fan transmission rack 53 moves downwards to drive the fan transmission gear 54 to rotate, the fan outer gear 52 rotates along with the fan transmission gear, the negative pressure fan 51 rotates to exhaust air from one of the inner box air outlets 23, and the air exhaust stops when the fan transmission rack 53 moves downwards to the lowest position; after the person leaves the excretion platform 1, the supporting springs 12 extend, so that the excretion platform 1 moves upwards, the fan transmission rack 53 moves upwards to drive the fan transmission gear 54 to rotate reversely, the fan outer gear 52 rotates reversely therewith, the negative pressure fan 51 rotates to exhaust air from other inner box air outlets 23, and the exhaust air stops when the fan transmission rack 53 moves upwards to the highest position.

The monitoring system comprises a remote platform, a wireless transmission module, and a plurality of gas detection sensors and a liquid level sensor which are arranged in the inner fermentation box 21. The multi-gas detection sensor comprises an ammonia gas sensor, a hydrogen sulfide sensor, a methane sensor and the like, and transmits signals to the remote platform through the wireless transmission module.

The toilet further comprises an emergency exhaust driving motor, and a power output shaft of the emergency exhaust driving motor is connected with a rotating shaft of the negative pressure fan 51 and is connected with a remote platform through a driver. The monitoring system monitors the gas concentration and the liquid level in the inner fermentation box 21 in real time. When the gas concentration exceeds a set value, the remote platform gives an alarm and starts an emergency exhaust driving motor; when the liquid level exceeds a set value, the remote platform gives an alarm to inform personnel of cleaning in the future.

The excretion platform 1 is further provided with auxiliary facilities, and the auxiliary facilities comprise a toilet paper box, an ash tray, a mobile phone box, a horizontal handrail and a vertical handrail, wherein the horizontal handrail and the vertical handrail are convenient for people inconvenient to use.

The double-layer fermentation box 2 is buried in the ground, the size of the outer fermentation box 22 is 1m multiplied by 1.5 m-2 m multiplied by 3m, and the interval between the side wall of the inner fermentation box 21 and the side wall of the outer fermentation box 22 is 2-30 cm, preferably 10 cm.

The microbial ecological toilet is suitable for people with the weight of 20 kg-150 kg.