CN210217240U

CN210217240U - Light steel structure assembled environmental protection and energy saving public toilet

Info

Publication number: CN210217240U
Application number: CN201920789060.4U
Authority: CN
Inventors: Zeyuan Chen; 陈泽远
Original assignee: Jiangsu Yun Tian Road Public Health Service Management Co Ltd
Current assignee: Jiangsu Yun Tian Road Public Health Service Management Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-03-31
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses an energy-conserving public latrine of environmental protection of light steel construction assembled relates to environmental protection public latrine technical field, including the room body, roof, braced frame, rainwater collecting system, water supply system, ventilation system, a side of the room body is provided with the block terminal, the leading flank embedding of the room body is provided with the window, the upper surface embedding on roof has solar cell panel, the surface on the room body and roof all is provided with the wallboard. The utility model discloses a light steel construction pin-connected panel design, loading and unloading are simple, and the fastness is strong moreover to being equipped with rainwater collection system, can collecting the utilization to the rainwater, having practiced thrift the waste of water resource, ventilation system's design has reduced energy consumption simultaneously, has embodied environmental protection and energy saving of environmental protection and energy saving public latrine, and this design priority adopts the environmental protection energy, not only can improve the energy-conservation nature of public latrine, greatly reduced the consumption of the energy, and assembly speed is fast moreover, and is with low costs, pollute for a short time, and it is convenient to dismantle.

Description

Light steel structure assembled environmental protection and energy saving public toilet

Technical Field

The utility model relates to an environmental protection public latrine technical field specifically is environmental protection and energy saving public latrine of light steel construction assembled.

Background

The public toilet, namely the public toilet, refers to a toilet for both residents and mobile population, and the assembled type refers to a building formed by assembling and connecting parts produced in a factory in a construction site. For the cast-in-place building that still accounts for the mainstream in the middle of the construction now, just take the mill to go production to a part through cast-in-place shaping originally, for example roof beam, post, board, transport the building site after the production again and assemble, make its node, then assemble the part that has produced, and then form a building, the utility model relates to an assembled environmental protection public latrine.

The Chinese patent discloses an assembly type steel structure public toilet (with an authorization publication number of CN103374962A), and the technology of the patent can lead urine to pass through a purification and filtration system, can lead plants to absorb necessary nutrients, has simple structure, is safe and environment-friendly, and has wide economy;

the Chinese patent discloses an environment-friendly public toilet (No. CN207647233U), which can be constructed by adopting factory prefabrication or commercial and assembly construction of all parts on the premise of meeting the requirement of building earthquake resistance, thereby avoiding environmental dust, saving water, having high construction speed, controllable quality and being capable of being moved and reused for many times;

according to the two Chinese patent documents, the analysis is carried out by combining the environmental-friendly public toilet on the current market, most of the current environmental-friendly public toilets are mainly cast-in-place, have single form and few optional modes, have more waste of resources and energy, have higher pollution, have overhigh cost of construction engineering and can not be continuously utilized, and although a small part of the assembled public toilets can be detachably assembled, the resource consumption is higher, and the saving of water resources and electric resources is to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environmental protection and energy saving public latrine of light steel construction assembled to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the light steel structure assembly type environment-friendly energy-saving public toilet comprises a room body, a roof, a supporting frame, a rainwater collecting system, a water supply system and a ventilation system, wherein a distribution box is arranged on one side surface of the room body, a window is embedded in the front side surface of the room body, a solar cell panel is embedded in the upper surface of the roof, and wallboards are arranged on the outer surfaces of the room body and the roof;

the rainwater collecting system comprises a water collecting tank arranged on the outer edge of the roof and a water storage tank arranged on one side face of the house body, a rainwater inlet pipe is communicated between the water collecting tank and the water storage tank, and a grid is arranged on the upper surface of the water collecting tank;

the water supply system comprises a water purification tank positioned on the other side surface of the water storage tank, a rainwater drainage pipe is installed at the bottom end of one side surface of the water storage tank, a city water inlet pipe is arranged at the bottom end of the outer side surface of the water purification tank, high-pressure water pumps are arranged at the bottom ends of the water storage tank and the water purification tank, and the upper end of the water purification tank is connected with a water purification drainage pipe;

the supporting frame comprises a supporting column positioned in a house body, a cross beam is vertically connected to one side of the upper end of the supporting column, an oblique beam is connected to the top end of the supporting column, a framework is arranged on the upper surface of the oblique beam, and reinforcing ribs are arranged on the inner side of the oblique beam and positioned on the lower surface of the framework;

the ventilation system comprises unpowered fans which are arranged at the top end of the roof at equal intervals and ventilation fans which are embedded in two side faces of the roof.

As a further aspect of the present invention: the inside of storage water tank still includes adsorbed layer and filter screen, the adsorbed layer is located the lower extreme of filter screen, and the inside packing of adsorbed layer has the active carbon granule, the middle part of storage water tank and water purification case junction is provided with the valve, and the inside of storage water tank all is provided with level sensor.

As a further aspect of the present invention: the upper surface of sloping is located to install the connecting piece to the one end position that corresponds the skeleton, the connecting piece is an L type component, and the both ends side of connecting piece all is provided with two screw holes, the sloping passes through connecting piece and bolt fixed connection with the skeleton.

As a further aspect of the present invention: the lower extreme of support column is provided with a card section of thick bamboo, the support column passes through a card section of thick bamboo fixedly connected with connecting seat, the upper surface of connecting seat has seted up the draw-in groove to the position department that corresponds a card section of thick bamboo, the support column passes through bolt fixed connection with the sloping, and the junction of support column and crossbeam is provided with the connecting plate.

As a further aspect of the present invention: the roof is characterized in that at least four flushing tanks are arranged on one side face inside the roof body at equal intervals, at least four faucets are arranged on the other side face inside the roof body at equal intervals, connectors are arranged at the joints of the flushing tanks, rainwater drainage pipes, purified water drainage pipes and the faucets, and the rear sides of the flushing tanks are all connected with the rainwater drainage pipes through water pipes and connectors in a through mode, and each water pipe and connector in a through mode are arranged at one end of each faucet.

As a further aspect of the present invention: the outer side of the unpowered fan is connected with four supports, the upper end of the unpowered fan is fixedly connected with a cross connecting rod, each end of the cross connecting rod is connected with each support, the unpowered fan is fixedly connected with a flashing board through the cross connecting rod, and the unpowered fan is fixedly connected with the roof through the supports.

As a further aspect of the present invention: the wallboard includes the waterproof layer and is located the heat preservation of waterproof layer medial surface, the medial surface of heat preservation is connected with the composite sheet, the mounting groove has been seted up to the surface of wallboard corresponding solar cell panel's position department, and the size of mounting groove and the size looks adaptation of solar cell panel.

As a further aspect of the present invention: the battery is installed to the inside bottom of block terminal, and the upper end of battery is connected with voltage converter through the conductor wire, the inside one side position department that is close to the battery of block terminal installs the controller.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model designs an environment-friendly and energy-saving public toilet assembled by a light steel structure, which adopts the split mounting design of the light steel structure during the actual operation, not only has simple loading and unloading, but also has strong firmness, is provided with a rainwater collecting system, can collect and utilize rainwater, and can be used together with urban water supply, when the rainwater is not sufficiently supplied, the urban water supply can be utilized for continuation of journey, further saving the waste of water resources, simultaneously, the design of a ventilation system reduces the energy consumption, has obvious ventilation effect on the public toilet, further embodies the environment protection and the energy saving of the environment-friendly and energy-saving public toilet, and the solar cell panel is matched with the commercial power for use, can convert solar energy into electric energy to be stored in a storage battery, and when the electric quantity stored in the storage battery is insufficient and the illumination intensity is insufficient, the electric quantity sensor can transmit signals to a power supply controller in preset time, the power supply controller controls the urban power supply equipment to charge the storage battery, the cruising ability of the storage battery is ensured, the environment-friendly energy is preferentially adopted in the design, the environment friendliness of a public toilet can be improved, the energy consumption is greatly reduced, the assembling speed is high, the cost is low, the pollution is small, and the disassembly is convenient.

Drawings

FIG. 1 is a schematic structural diagram of a light steel structure assembled environment-friendly energy-saving public toilet;

FIG. 2 is a schematic structural diagram of a support frame in a light steel structure assembly type environment-friendly and energy-saving public toilet;

FIG. 3 is a schematic view showing the connection between a water collecting tank and a water storage tank in a light steel structure assembly type environment-friendly and energy-saving public toilet;

FIG. 4 is a schematic view of the connection between a connecting base and a support column in an assembled environmental-friendly and energy-saving public toilet with a light steel structure;

FIG. 5 is an internal top view of the light steel structure assembled environmental protection and energy saving public toilet;

FIG. 6 is a schematic structural diagram of an unpowered fan in a light steel structure assembly type environment-friendly energy-saving public toilet;

FIG. 7 is a schematic view showing the connection between a drain pipe and a wall plate in an assembled environment-friendly and energy-saving public toilet of a light steel structure;

fig. 8 is a schematic structural view of the light steel structure assembled environmental protection and energy saving wall panel in the public toilet.

In the figure: 1. a house body; 2. a roof; 3. an unpowered fan; 4. a solar panel; 5. a water collection tank; 6. a water purifying tank; 7. a water storage tank; 8. a distribution box; 9. a ventilator; 10. a city water inlet pipe; 11. a rainwater drain pipe; 12. a window; 13. reinforcing ribs; 14. a framework; 15. a support pillar; 16. an oblique beam; 17. a cross beam; 18. a purified water drain pipe; 19. a high pressure water pump; 20. an adsorption layer; 21. filtering with a screen; 22. a rainwater inlet pipe; 23. a connecting member; 24. clamping the cylinder; 25. a connecting seat; 26. a flushing tank; 27. a faucet; 28. a connector; 29. a wallboard; 301. a flashing board; 302. a support; 291. a waterproof layer; 292. a heat-insulating layer; 293. a composite panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, in the embodiment of the present invention, the light steel structure assembly type environmental protection and energy saving public toilet includes a room body 1, a roof 2, a supporting frame, a rainwater collecting system, a water supply system, a ventilation system, a side surface of the room body 1 is provided with a distribution box 8, a front side surface of the room body 1 is embedded with a window 12, a solar cell panel 4 is embedded in an upper surface of the roof 2, wall panels 29 are respectively disposed on outer surfaces of the room body 1 and the roof 2, each wall panel 29 includes a waterproof layer 291 and a heat preservation layer 292 disposed on an inner side surface of the waterproof layer 291, an inner side surface of the heat preservation layer 292 is connected with a composite plate 293, an installation groove is disposed on a position of the outer surface of the wall panel 29 corresponding to the solar cell panel 4, the size of the installation groove is matched with the size of the solar cell panel 4;

the storage battery is arranged at the bottom end inside the distribution box 8, the upper end of the storage battery is connected with a voltage converter through a conductive wire, an electric quantity sensor is arranged at the position, close to the voltage converter, of the upper surface of the storage battery, a controller (with the model of MAM-300) is arranged at the position, close to one side of the storage battery, inside the distribution box 8, the storage battery and the voltage converter are arranged in the distribution box 8, in order to match the use of the solar panel 4, the solar panel 4 is conveniently utilized to convert light energy into electric energy, the voltage is converted into 220V direct current through the voltage converter and stored in the storage battery, so that power is conveniently supplied to electric equipment inside a public toilet, the other end of the storage battery is connected with urban power supply equipment through a wire, and a power supply controller (with the model of SPC-, the convenience is when the electric quantity that solar cell panel 4 conversion used up and illuminance is not enough, and electric quantity sensor can transmit information for power supply controller in the scheduled time, carries out the electric power storage by power supply controller control urban area power supply unit to the battery, ensures the duration of a journey ability of battery.

The rainwater collection system comprises a water collection tank 5 arranged on the outer edge of the roof 2 and a water storage tank 7 arranged on one side face of the house body 1, the interior of the water storage tank 7 further comprises an adsorption layer 20 and a filter screen 21, the adsorption layer 20 is positioned at the lower end of the filter screen 21, activated carbon particles are filled in the adsorption layer 20 and can be used for filtering and adsorbing collected rainwater, middle impurities and large granular substances of the rainwater are adsorbed and filtered, a rainwater inlet pipe 22 is communicated between the water collection tank 5 and the water storage tank 7, a grid is arranged on the upper surface of the water collection tank 5, when the rainwater falls onto the roof 2, the rainwater can fall into the water collection tank 5 along the roof 2, and due to the effect of the grid, the problem that the rainwater cannot fall into the water storage tank 7 due to the impurities and then cause blockage is avoided, and the rainwater can fall into the;

the water supply system comprises a water purifying tank 6 positioned on the other side surface of a water storage tank 7, a rainwater drain pipe 11 is installed at the bottom end of one side surface of the water storage tank 7 and used for providing a flushing water source for a toilet or a urinal in a toilet, a city water inlet pipe 10 is arranged at the bottom end of the outer side surface of the water purifying tank 6, high-pressure water pumps 19 (with the model of QDL8-50) are respectively arranged at the bottom ends of the inner parts of the water storage tank 7 and the water purifying tank 6, a purified water drain pipe 18 is connected to the upper end of the water purifying tank 6 and used for providing purified water for a cleaning pool in the toilet, a valve is arranged in the middle of the joint of the water storage tank 7 and the water purifying tank 6, a liquid level sensor (with the model of SZSP) is arranged in each water storage tank 7, at least four flushing tanks 26 are arranged on one side surface of the inner part of the house, the rear side of each flushing tank 26 is communicated with a rainwater drain pipe 11 through a water pipe and a connector 28, one end of each water tap 27 is communicated with a purified water drain pipe 18 through a water pipe and a connector 28, the purified water tank 6 is connected with an external urban water supply pipeline through a city water inlet pipe 10, when a liquid level sensor senses that the water in the water storage tank 7 is insufficient, information is transmitted to a controller, a valve is controlled to be opened by the controller, the water in the purified water tank 6 is conveniently guided into the water storage tank 7, the valve is closed until a specified liquid level is reached, in addition, the water storage tank 7 is connected with the rainwater drain pipe 11 through a high-pressure water pump 19 and is communicated with the flushing tanks 26, each flushing tank 26 corresponds to a closestool or a urinal, further, the collected rainwater is conveniently used for flushing the closestool or the urinal, the purified water is connected with the purified water drain pipe 18 through the high-pressure water pump, each faucet 27 corresponds to a washbasin, so that the use of a user is facilitated;

the supporting frame comprises a supporting column 15 positioned in a room body 1, a cross beam 17 is vertically connected to one side of the upper end of the supporting column 15, an oblique beam 16 is connected to the top end of the supporting column 15, a framework 14 is arranged on the upper surface of the oblique beam 16, a reinforcing rib 13 is arranged on the inner side of the oblique beam 16 and is positioned on the lower surface of the framework 14, a connecting piece 23 is arranged on the upper surface of the oblique beam 16 and corresponds to one end of the framework 14, the connecting piece 23 is an L-shaped component, two threaded holes are formed in the side surfaces of two ends of the connecting piece 23, the oblique beam 16 is fixedly connected with the framework 14 through the connecting piece 23 and a bolt, a clamping cylinder 24 is arranged at the lower end of the supporting column 15, the supporting column 15 is fixedly connected with a connecting seat 25 through the clamping cylinder 24, a clamping groove is formed in the position, corresponding to the clamping cylinder 24, the supporting frame is designed by adopting a light steel structure, the supporting columns 15 and the connecting seats 25 are clamped and fixed by bolts, so that the mounting and dismounting are further convenient, the firmness is high, meanwhile, the inclined beams 16 in the roof 2 are assembled with the framework 14 by adopting the connecting pieces 23, the operation is convenient, the mounting and dismounting are more labor-saving, and meanwhile, the reinforcing ribs 13 are additionally arranged between every two inclined beams 16, so that the compression resistance of the inclined beams 16 can be enhanced, and the bearing capacity of the roof 2 is improved;

ventilation system is including the unpowered fan 3 that is located 2 top equidistance arrangements on roof, and the scavenger fan 9 that the both sides face embedding that is located roof 2 set up, the outside of unpowered fan 3 is connected with four supports 302, and the upper end fixedly connected with cross connecting rod of unpowered fan 3, every support 302 is connected respectively to every end of cross connecting rod, unpowered fan 3 passes through cross connecting rod fixed connection flashing 301, be used for placing rainy day rainwater and get into the public latrine through unpowered fan 3 in, and unpowered fan 3 passes through support 302 fixed connection with roof 2, add on the roof 2 of environmental protection and energy saving public latrine and establish a plurality of unpowered fans 3, can provide ventilation effect for the public latrine is inside, and need not energy consumption, cooperation scavenger fan 9's use, can strengthen the air permeability of public latrine.

The utility model discloses a theory of operation is: the utility model discloses when the actual application:

the support columns 15 are fixedly connected through the connecting seats 25, the support columns 15 are connected with the cross beams 17 through bolts and connecting plates, the oblique beams 16 are fixed at the top ends of the support columns 15, the connecting pieces 23 are fixed on the surfaces of the oblique beams 16 at equal intervals through the bolts, then the frameworks 14 are arranged on the oblique beams 16 at equal intervals through the connecting pieces 23 and the bolts, the reinforcing ribs 13 are additionally arranged between every two oblique beams 16, and after the assembly is completed, the wall plates 29 are fixed on the support frame through threads;

in the using process, the water collecting tank 5 can be used for collecting rainwater, the rainwater is discharged into the water storage tank 7 through the rainwater inlet pipe 22, the collected rainwater is filtered and adsorbed through the filter screen 21 and the adsorption layer 20 to remove impurities and large granular substances in the rainwater, the rainwater collected in the water storage tank 7 is conveyed into the rainwater drainage pipe 11 through the high-pressure water pump 19, and then is conveyed into the flushing tank 26 corresponding to each toilet in the public toilet or a flushing faucet corresponding to a urinal through the rainwater drainage pipe 11, so that the toilet or the urinal can be flushed conveniently, resources are saved, the toilet or the urinal is environment-friendly and sanitary, meanwhile, the high-pressure water pump 19 in the water purification tank 6 can discharge the purified water in the water purification tank 6 into the faucet 27 in the public toilet through the purified water drainage pipe 18, and a user can conveniently wash hands or faces after finishing the toilet;

in the running process of the public toilet, the ventilation system can be used for ventilating the public toilet, the unpowered fan 3 can be used for providing ventilation for the public toilet, energy consumption is avoided, and the ventilation effect of the public toilet can be greatly improved by matching with the use of the ventilation fan 9;

secondly, the solar panel 4 is matched with the distribution box 8 for use, so that the solar panel 4 is convenient to convert light energy into electric energy, the voltage converter is used for converting voltage into 220V direct current and storing the direct current into the storage battery, power is further conveniently provided for electric equipment in a public toilet, when the electric quantity converted by the solar panel 4 is used up and the illuminance is insufficient, the electric quantity sensor can transmit information to the power supply controller within preset time, the power supply controller controls power supply equipment in a city region to store electricity for the storage battery, the cruising ability of the storage battery is guaranteed, and the cruising ability of the storage battery is guaranteed;

the utility model discloses an energy-saving and environment-friendly public toilet, adopt the design of light steel construction pin-connected panel, not only loading and unloading are simple, and the fastness is strong, and be equipped with rainwater collecting system, can collect the rainwater and utilize, and supply water with the urban area and combine the use, when the rainwater supply is not enough, can utilize the urban area to supply water and continue a journey, further saving the waste of water resource, ventilation system's design has reduced energy resource consumption simultaneously, and it is also very obvious to the ventilation effect of public toilet, further embodiment the environmental protection nature and the energy-conservation nature of energy-saving and environment-friendly public toilet.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The light steel structure assembly type environment-friendly energy-saving public toilet is characterized by comprising a room body (1), a roof (2), a supporting frame, a rainwater collecting system, a water supply system and a ventilation system, wherein a distribution box (8) is arranged on one side surface of the room body (1), a window (12) is embedded in the front side surface of the room body (1), a solar cell panel (4) is embedded in the upper surface of the roof (2), and wallboards (29) are arranged on the outer surfaces of the room body (1) and the roof (2);

the rainwater collection system comprises a water collection tank (5) arranged on the outer edge of the roof (2) and a water storage tank (7) arranged on one side face of the roof body (1), a rainwater inlet pipe (22) is communicated between the water collection tank (5) and the water storage tank (7), and a grid is arranged on the upper surface of the water collection tank (5);

the water supply system comprises a water purifying tank (6) positioned on the other side surface of the water storage tank (7), a rainwater drainage pipe (11) is installed at the bottom end of one side surface of the water storage tank (7), an urban water inlet pipe (10) is arranged at the bottom end of the outer side surface of the water purifying tank (6), high-pressure water pumps (19) are arranged at the inner bottom ends of the water storage tank (7) and the water purifying tank (6), and the upper end of the water purifying tank (6) is connected with a water purifying drainage pipe (18);

the supporting framework comprises a supporting column (15) positioned in the house body (1), one side of the upper end of the supporting column (15) is vertically connected with a cross beam (17), the top end of the supporting column (15) is connected with an oblique beam (16), the upper surface of the oblique beam (16) is provided with a framework (14), and the inner side of the oblique beam (16) is positioned on the lower surface of the framework (14) and provided with a reinforcing rib (13);

the ventilation system comprises unpowered fans (3) which are arranged at the top end of the roof (2) at equal intervals and ventilation fans (9) which are embedded in the two side faces of the roof (2).

2. The light steel structure assembly type environment-friendly energy-saving public toilet according to claim 1, characterized in that the inside of the water storage tank (7) further comprises an adsorption layer (20) and a filter screen (21), the adsorption layer (20) is positioned at the lower end of the filter screen (21), the inside of the adsorption layer (20) is filled with activated carbon particles, a valve is arranged in the middle of the joint of the water storage tank (7) and the purified water tank (6), and a liquid level sensor is arranged inside the water storage tank (7).

3. The light steel structure assembled environment-friendly energy-saving public toilet according to claim 1, characterized in that a connecting piece (23) is installed at a position of one end of the upper surface of the oblique beam (16) corresponding to the framework (14), the connecting piece (23) is an L-shaped member, two threaded holes are formed in side surfaces of two ends of the connecting piece (23), and the oblique beam (16) is fixedly connected with the framework (14) through the connecting piece (23) and a bolt.

4. The light steel structure assembled environment-friendly energy-saving public toilet according to claim 1, characterized in that a clamping cylinder (24) is arranged at the lower end of the supporting column (15), the supporting column (15) is fixedly connected with a connecting seat (25) through the clamping cylinder (24), a clamping groove is formed in the position, corresponding to the clamping cylinder (24), of the upper surface of the connecting seat (25), the supporting column (15) is fixedly connected with the oblique beam (16) through a bolt, and a connecting plate is arranged at the connecting position of the supporting column (15) and the cross beam (17).

5. The light steel structure assembled environmental protection and energy saving public latrine of claim 1, characterized in that, the inside side of the room body (1) is equidistantly provided with at least four flushing tanks (26), and the inside another side of the room body (1) is equidistantly provided with at least four faucets (27), the flushing tank (26) and the junction of rainwater drain pipe (11) and purified water drain pipe (18) and faucet (27) all are provided with connectors (28), every the rear side of the flushing tank (26) all passes through water pipe and connector (28) through connection rainwater drain pipe (11), every one end of faucet (27) all passes through water pipe and connector (28) through connection purified water drain pipe (18).

6. The light steel structure assembly type environment-friendly energy-saving public toilet according to claim 1, characterized in that the outer side of the unpowered fan (3) is connected with four brackets (302), the upper end of the unpowered fan (3) is fixedly connected with a cross connecting rod, each end of the cross connecting rod is respectively connected with each bracket (302), the unpowered fan (3) is fixedly connected with a rain-proof plate (301) through the cross connecting rod, and the unpowered fan (3) is fixedly connected with a roof (2) through the brackets (302).

7. The light steel structure assembly type environment-friendly energy-saving public toilet according to claim 1, characterized in that the wall plate (29) comprises a waterproof layer (291) and an insulating layer (292) located on the inner side of the waterproof layer (291), the inner side of the insulating layer (292) is connected with a composite plate (293), an installation groove is formed in the position, corresponding to the solar panel (4), of the outer surface of the wall plate (29), and the size of the installation groove is matched with that of the solar panel (4).

8. The light steel structure assembled environmental protection and energy saving public toilet according to claim 1, characterized in that the inside bottom of the distribution box (8) is provided with a storage battery, the upper end of the storage battery is connected with a voltage converter through a conductor wire, and a controller is arranged at a position on one side of the inside of the distribution box (8) close to the storage battery.