CN113498692B

CN113498692B - Green energy-saving prefabricated house

Info

Publication number: CN113498692B
Application number: CN202110713733.XA
Authority: CN
Inventors: 徐进; 孙湉; 冯鹏
Original assignee: Nantong Construction Design And Research Institute Co ltd
Current assignee: Nantong Construction Design And Research Institute Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-05-24
Anticipated expiration: 2041-06-25
Also published as: CN113498692A

Abstract

The application relates to a green energy-saving prefabricated house, which aims to solve the technical problem that the energy consumption is increased due to the fact that the temperature in the house is high after the prefabricated house structure is exposed to the sun and the sun in summer is exposed, and comprises a wall body and a roof, wherein a planting groove is formed in the roof, a water inlet pipe is arranged at the top end of the roof along the length direction of the planting groove, collecting hoppers for collecting rainwater are arranged at two ends of the roof, which are positioned at the water inlet pipe, and water inlet control devices are arranged at two ends of the water inlet pipe; the two sides of the water inlet pipe are provided with water distribution pipes, and water distribution holes are formed in the water distribution pipes; the water inlet control device comprises a humidity detection device for detecting the water content of soil, a central control device and a switch device, and the switch device is arranged on the water inlet pipe and controls the on-off of the water inlet pipe. This application has automated inspection soil moisture and automatic control rainwater and carries out cyclic utilization, promotes green plant's growth and photosynthesis, more green's effect when energy saving and emission reduction.

Description

Green energy-saving prefabricated house

Technical Field

The application relates to the field of building structures, in particular to a green and energy-saving prefabricated building.

Background

The prefabricated house is built by an industrialized production mode, and is a house which is built by prefabricating part or all components of the house in a factory, then transporting the prefabricated house to a construction site and assembling the components in a reliable connection mode.

In the related art, chinese patent publication No. CN106088340A discloses a prefabricated building including an outer wall unit, a roof unit connected above the outer wall unit, and an assembly unit for assembly. The exterior wall unit comprises a plurality of plates, wherein each plate is provided with two panels which are spaced from each other, two end plates which are respectively connected with two opposite ends of the panel, and two connecting pieces which are respectively connected with the end plates. The assembling unit comprises a plurality of connecting strips, each connecting strip is provided with two extending pieces facing different directions, and each extending piece is tightly matched with the corresponding connecting piece, so that the connecting strips are connected. Because the opposite ends of each plate are the same type of connecting pieces, construction can be developed from the opposite ends of the plate by only matching the connecting strips, and the assembling directionality of the connecting pieces does not need to be considered, so that the freedom degree of construction can be effectively improved.

In view of the above-mentioned related art, the inventor believes that there is a drawback in that the prefabricated building structure is often directly exposed to the sun, and the temperature in the building is high after the sun is exposed in summer, which results in an increase in energy consumption.

Disclosure of Invention

In order to reduce the energy consumption of the prefabricated house in summer, the application provides a green energy-saving prefabricated house.

The application provides a green energy-conserving prefabricated building adopts following technical scheme:

a green energy-saving fabricated house comprises a wall body and a roof arranged on the wall body, wherein the roof comprises guide surfaces on two sides, planting grooves are formed in the guide surfaces of the roof, the planting grooves extend to the outer side of the wall body, planting soil is filled in the planting grooves, green plants are planted in the planting soil, a transparent sealing plate is arranged on the top of the planting grooves of the roof, and growing holes for the green plants to penetrate out are formed in the transparent sealing plate; the roof is provided with a water inlet pipe along the length direction of the planting groove, collecting hoppers for collecting rainwater are respectively arranged at two ends of the water inlet pipe on the roof, the collecting hoppers are communicated with the water inlet pipe, and water inlet control devices are respectively arranged at two ends of the water inlet pipe; the two sides of the water inlet pipe are provided with water distribution pipes extending along the width direction of the planting grooves, and water distribution holes are formed in the water distribution pipes; the water inlet control device comprises a humidity detection device for detecting the water content of soil, a central control device electrically connected with the humidity detection device and a switch device electrically connected with the central control device, and the switch device is arranged on the water inlet pipe to control the on-off of the water inlet pipe.

By adopting the technical scheme, planting soil is filled in the planting grooves of the roof to provide nutrients for green plants, the transparent sealing plate can seal the planting soil to a certain extent when the green plants are not rooted and germinate, the loss of the planting soil under the action of wind is reduced, and the growth holes are convenient for the green plants to grow out of the growth holes; the green plants planted on the roof can absorb the illumination to a greater extent, and the roof temperature rise caused by the direct irradiation of sunlight on the roof is reduced, so that the effects of energy conservation, emission reduction and green annular plates are achieved; in addition, as the planting soil is paved in the planting groove and the green plants are planted, the moisture of the soil can be kept, and the specific heat capacity of the water is higher, so that more heat can be absorbed, and the effects of energy conservation and emission reduction are achieved; the rainwater can be collected and distributed in the soil through the water inlet pipe, the water distribution pipe and the water distribution holes by the aid of the collecting hopper, and the whole water distribution process is controlled through the water inlet control device, so that the rainwater can be recycled, and growth of green plants is promoted; humidity detection device is convenient for detect the soil moisture who plants soil and will detect gained data transmission for central control unit, central control unit controls switching device and opens when soil moisture is less than the default, collect the rainwater of collecting in the fill this moment and flow into inlet tube and distributive pipe under the action of gravity, thereby be convenient for water the plant in the planting soil, be convenient for realize the constant humidity of soil automatically, growth for green plant provides suitable environment, thereby further play the heat preservation to the house, energy saving and emission reduction's effect.

Preferably, collecting planes are arranged on two sides of the roof in the width direction, water falling holes are formed in two ends of the collecting planes in the length direction and communicated with the planting grooves, and water falling chains are arranged at the positions, located in the water falling holes, of the roof.

Through adopting above-mentioned technical scheme, the hole of falling into water on the collection plane communicates with each other with planting the groove, therefore can follow the hole of falling into water and fall into water chain discharge when planting the rainwater in the groove and unnecessary and silting up and plant in the groove, effectively prevents to plant the water yield in the groove and too big and lead to the rhizome bubble of plant in aqueous and lead to mashed root to the growing environment of plant has been maintained.

Preferably, the roof is located one side that the collection plane is close to the water conservancy diversion face and is provided with the wall that blocks, it is provided with the hole that leaks to block the wall, it is provided with the filter screen that is used for blockking earth to block one side that the wall is close to the collecting vat inside, collection plane one side is provided with the wall that blocks.

By adopting the technical scheme, the filter screen arranged on one side of the barrier wall can filter soil, so that rainwater can penetrate through the filter screen and the planting soil is blocked in the planting groove; the filtered rainwater leaks from the water leakage hole, so that the loss of soil can be reduced while the redundant rainwater is discharged.

Preferably, a supporting plate is arranged at the top end of the collecting hopper, a water delivery pump is arranged on the top wall of the supporting plate and electrically connected to the central control device, a water outlet pipe of the water delivery pump is communicated with the top of the collecting hopper, a water inlet pipe of the water delivery pump is communicated with a water collecting box, and a through hole for inserting a water falling chain is formed in the water collecting box.

Through adopting above-mentioned technical scheme, the water delivery pump electricity in the backup pad is connected to central control device, therefore the water delivery pump can be under central control device's control carry the rainwater via the chain guide that falls into water that collects in the ponding box back to in the collecting bucket once more to distribute to each corner of soil by inlet tube, distributive pipe and distributive hole once more under water inlet control device's control, be convenient for soil absorbs moisture in order to maintain green plant's growth.

Preferably, the roof is located the planting groove lateral wall and is provided with the support crown plate that is used for supporting transparent closing plate, the roof is located four corners department and is provided with the locking subassembly that is used for fixed transparent closing plate respectively.

Through adopting above-mentioned technical scheme, the supporting ring board can support transparent closing plate at the lateral wall of planting the groove, and the locking subassembly of roof can carry out the locking to transparent closing plate at the opposite side of transparent closing plate, prevents that transparent closing plate from deviating from planting the groove to effectively fix transparent closing plate fast.

Preferably, the locking subassembly is including setting up the spacing ring on two adjacent lateral walls in roof and wearing to establish the limiting plate in two spacing rings, the surface of limiting plate is provided with and grows the communicating spacing hole of hole, wear to be equipped with in the spacing hole and carry out spacing subassembly to the limiting plate.

Through adopting above-mentioned technical scheme, the limiting plate is worn to establish and can carry out the butt to transparent closing plate in the spacing ring and seal for transparent closing plate is unlikely to deviate from planting the groove, and spacing subassembly on the limiting plate is worn to establish and can carry out spacingly to the limiting plate in spacing hole and the growth hole, thereby mutually supports with the growth hole, thereby can carry on spacingly to the limiting plate.

Preferably, the limiting assembly comprises a limiting rod inserted in the growing hole, a fixing plate located at one end of the limiting rod and a fixing assembly used for fixing the fixing plate on the surface of the limiting plate.

Through adopting above-mentioned technical scheme, the fixed plate drives the gag lever post and inserts and establish in the growth hole and fix the fixed plate on the surface of limiting plate through fixed subassembly, because the gag lever post is inserted and is established in growth hole and spacing hole, therefore can carry out spacingly to the limiting plate along length direction's slip, prevent that the limiting plate from deviating from the spacing ring.

Preferably, the embedding groove with the fixed plate adaptation is seted up on the surface of limiting plate, fixed subassembly adsorbs the piece including setting up at the magnetic part of fixed plate orientation embedding groove and being located the embedding groove diapire, it inhales with magnetic part magnetism mutually to adsorb the piece, the external diameter that adsorbs the piece is less than the external diameter of fixed plate, the fixed plate lateral wall is provided with the sealing rubber circle, the fixed plate surface is provided with the pull ring that is used for the pulling fixed plate.

Through adopting above-mentioned technical scheme, magnetism spare and the magnetism of adsorbing the piece are inhaled mutually, can inlay the fixed plate and put in the limiting plate, and the sealing rubber circle of fixed plate lateral wall can seal the embedding groove, reduces the rainwater and leads to adsorbing the piece corrosion and the locking of not being convenient for in getting into the embedding groove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by adopting the technology of matching the guide surface, the planting groove, the planting soil, the green plants, the transparent sealing plate and the growing hole, a layer of green plants can be conveniently planted on the roof, and the technology is energy-saving, emission-reducing, green and environment-friendly;

2. by adopting the technology that a water inlet pipe, a collecting hopper, a water inlet control device, a water diversion pipe, a water diversion hole, a humidity detection device, a central control device, a switch device, a collecting plane, a water falling hole, a water falling chain, a barrier wall, a water leakage hole, a filter screen, a water blocking cavity, a support plate, a water delivery pump, a water collection box and a through hole are matched, the rainwater can be conveniently collected so as to conveniently irrigate green plants on the roof;

3. through adopting supporting ring board, locking subassembly, spacing ring, limiting plate, spacing hole, spacing subassembly, gag lever post, fixed plate, fixed subassembly, embedded groove, magnetism spare, absorption piece, sealing rubber circle and pull ring matched with technique to be convenient for carry out quick fixed to transparent closing plate.

Drawings

FIG. 1 is a schematic view of the overall structure of a green energy-saving prefabricated house in the embodiment of the application;

FIG. 2 is a schematic diagram of an embodiment of the present application for illustrating the structure of the water inlet pipe and the water knock out pipe;

FIG. 3 is a sectional view for showing the inner structure of a planting groove in the embodiment of the present application;

FIG. 4 is an enlarged schematic view of FIG. 3 showing the structure at A;

fig. 5 is a schematic view for showing a connection structure of the collecting plane and the water collecting box in the embodiment of the present application.

Description of reference numerals: 1. a wall body; 2. a roof; 21. a flow guide surface; 22. a water inlet pipe; 221. a collecting hopper; 222. a water diversion pipe 2221 and a water diversion hole; 23. a water inlet control device; 231. a humidity detection device; 232. a central control device; 233. a switching device; 24. a barrier wall; 241. a filter screen; 242. a water leakage hole; 25. a collection plane; 251. a water blocking wall; 252. a water falling hole; 2521. a water falling chain; 3. planting grooves; 31. planting soil; 32. a transparent closing plate; 321. a growing hole; 33. a support ring plate; 4. a locking assembly; 41. a limiting ring; 42. a limiting plate; 421. a limiting hole; 422. an embedding groove; 43. a limiting component; 431. a limiting rod; 432. a fixing plate; 4320. a support block; 4321. sealing the rubber ring; 4322. a pull ring; 433. a fixing assembly; 4331. a magnetic member; 4332. an adsorbing member; 5. a water collection box; 51. a through hole; 6. a water delivery pump.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses green energy-saving prefabricated house. Referring to fig. 1, the green energy-saving prefabricated house comprises a wall body 1 and a roof 2 installed on the wall body 1, wherein the wall body 1 and the roof 2 are formed by splicing and pouring prefabricated components on a construction site.

Referring to fig. 1, the roof 2 includes deflector surfaces 21 on both sides, and the deflector surfaces 21 are inclined obliquely downward so as to guide rainwater of the roof. The length of the roof 2 is longer than that of the wall 1, and the width is wider than that of the wall 1, so that an eave is formed between the roof 2 and the wall 1 and can completely cover the orthographic projection surface of the wall 1. The top end of the roof 2 is embedded and fixed with a water inlet pipe 22 along the length direction of the roof in a pouring way, and the water inlet pipe 22 is positioned at the ridge of the roof and fixed in the roof.

Referring to fig. 1 and 2, collecting hoppers 221 for collecting rainwater are respectively installed at two ends of the water inlet pipe 22, each collecting hopper 221 is a triangular prism with an opening at one side, the opening is upward for collecting rainwater, and the collecting hoppers 221 are fixed on a roof through pouring and welding. Collecting hopper 221 communicates in inlet tube 22, and inlet tube 22 both sides intercommunication has the distributive pipe 222 that extends along roof width direction, and distributive pipe 222 extends along water conservancy diversion face 21, and distributive hole 2221 has evenly been seted up to distributive pipe 222 lateral wall, and distributive hole 2221 evenly distributes along distributive pipe 222 circumference.

Referring to fig. 2, the two ends of the water inlet pipe 22 are respectively provided with the water inlet control device 23, the water inlet control device 23 comprises a humidity detection device 231 for detecting the water content of soil, a central control device 232 electrically connected to the humidity detection device 231 and a switch device 233 electrically connected to the central control device 232, the humidity detection device 231 can be a soil humidity sensor, the central control device 232 can be a PLC controller, the switch device 233 can be an electromagnetic valve, the switch device 233 is installed on the water inlet pipe 22 to control the on-off of the water inlet pipe 22, thereby controlling the rainwater in the collecting hopper 221 to be distributed to the roof through the water inlet pipe 22 and the water distribution pipe 222.

Referring to fig. 1 and 3, the roof 2 is provided with planting grooves 3 on the flow guide surface 21, and the planting grooves 3 extend to the outer side of the wall 1 to completely cover the top of the wall 1. Planting soil 31 is filled in the planting groove 3, and fertilizer is doped in the planting soil 31. The planting soil 31 is planted with green plants including slope protection plants, wall climbing plants and marsh plants, so that the house is completely and comprehensively covered.

Referring to fig. 3, the roof 2 is provided with a transparent closing plate 32 on the top of the planting groove 3, and the transparent closing plate 32 may be made of acrylic material. The transparent closing plate 32 is provided with growing holes 321 for green plants to penetrate through, and the growing holes 321 are uniformly distributed on the surface of the transparent closing plate 32 so as to facilitate the green plants to drill out from the growing holes 321.

Referring to fig. 3 and 4, a supporting ring plate 33 is integrally formed on the sidewall of the planting groove 3 of the roof 2, and the transparent closing plate 32 is placed on the supporting ring plate 33 to support the transparent closing plate 32. The locking assembly 4 that is used for fixed transparent closing plate 32 is installed respectively to 2 roof in the roof in four corners departments in the roof, and locking assembly 4 cooperation supporting ring board 33 is fixed transparent closing plate 32 in planting groove 3.

Referring to fig. 4, the locking assembly 4 includes two limiting rings 41 welded and fixed on two adjacent sidewalls of the roof 2 and two limiting plates 42 inserted into the two limiting rings 41, and the limiting plates 42 are fittingly inserted into the limiting rings 41. The surface of the limiting plate 42 is provided with a limiting hole 421 communicated with the growth hole 321, and a limiting component 43 penetrates through the limiting hole 421, so that the limiting plate 42 is limited, and the transparent closing plate 32 is fixed.

Referring to fig. 4, the stopper assembly 43 includes a stopper rod 431 inserted into the elongated hole 321, a fixing plate 432 at one end of the stopper rod 431, and a fixing assembly 433 for fixing the fixing plate 432 on the surface of the stopper plate 42. The fixing plate 432 is integrally formed at an end of the limiting rod 431, an embedding groove 422 adapted to the fixing plate 432 is formed on a surface of the limiting plate 42, and the fixing plate 432 is fittingly inserted into the embedding groove 422.

Referring to fig. 4, the fixing assembly 433 includes a magnetic member 4331 adhered to the fixing plate 432 and facing the embedding groove 422, and an adsorbing member 4332 located at the bottom wall of the embedding groove 422, where the magnetic member 4331 may be an annular magnet made of ndfeb magnet, the adsorbing member 4332 may be an iron sheet, and the adsorbing member 4332 and the magnetic member 4331 are magnetically attracted to each other, so that the limiting rod 431 is fixed in the limiting hole 421 and the growth hole 321. The outer diameter of the adsorption piece 4332 is smaller than that of the fixing plate 432, the embedding groove 422 is stepped, the fixing plate 432 is inserted in a matching way at the top, the magnetic piece 4331 is inserted in the middle, and the limiting rod 431 is inserted at the bottom. A sealing rubber ring 4321 is fixedly bonded to the outer side wall of the fixing plate 432, so that the periphery of the fixing rod is sealed. A supporting block 4320 is welded and fixed on the surface of the fixed plate 432, and a pull ring 4322 for pulling the fixed plate 432 is rotatably connected to the supporting block 4320.

Referring to fig. 3 and 4, roof 2 is located and keeps away from inlet tube 22 and ridge one side is provided with and blocks wall 24, blocks wall 24 and is close to inside one side of collecting vat and is fixed with the filter screen 241 that is used for blockking earth through the bolt, and the aperture of filter screen 241 is less than the particle diameter of earth, blocks wall 24's surface and has evenly seted up hole 242 that leaks to make unnecessary water in the soil filter the back from leaking hole 242 through filter screen 241 and ooze.

Referring to fig. 3 and 4, the collecting plane 25 is integrally formed on both sides of the roof 2 in the width direction by casting, the collecting plane 25 is located at the bottom of the blocking wall 24, and the collecting plane 25 is horizontally disposed. One side of the collecting plane 25 is poured to form a water blocking wall 251, and the water blocking wall 251 is attached to the long edge of one side of the collecting plane 25 and is perpendicular to the plane of the collecting plane 25.

Referring to fig. 5, two ends of the collecting plane 25 in the length direction are provided with water falling holes 252, the water falling holes 252 are communicated with the planting grooves 3, a water falling chain 2521 is fixed on the roof 2 at the position of the water falling holes 252 through bolts, and the center line of the water falling chain 2521 and the central axis of the water falling holes 252 are on the same straight line, so as to guide rainwater.

Referring to fig. 1 and 5, a water collecting box 5 is placed on the ground, and through holes 51, into which drain chains 2521 are inserted, are opened at both ends of the water collecting box 5 so as to collect rainwater in the water collecting box 5. The side wall of the collecting bucket 221 is fixedly welded with a supporting plate, and a water delivery pump 6 is installed on the surface of the supporting plate through bolts. The water inlet pipe 22 of the water delivery pump 6 is inserted into the water collection box 5 and extends to the bottom of the water collection box 5.

The implementation principle of the green energy-saving prefabricated house in the embodiment of the application is as follows:

after the house is poured, soil mixed with fertilizer is laid in the planting groove 3, and then seeds of plants are sown on the soil. Then, the transparent closing plate 32 is covered on the supporting ring plate 33, then the stopper rod 431 is inserted into the stopper ring 41, the stopper hole 421 is aligned with the growth hole 321, and then the stopper rod 431 is inserted into the stopper hole 421 and the growth hole 321. Then, the fixing plate 432 is pressed down with force, so that the magnetic member 4331 and the adsorbing member 4332 attract each other, and the fixing plate 432 is fixed in the embedding groove 422, thereby fixing the position of the stopper 431.

The rainwater drips in the planting groove 3 in the falling process and is supplied for the growth of green plants, the redundant rainwater leaks to the collecting plane 25 from the water leakage holes 242 after being filtered by the filter screen 241, and the rainwater falls into the water collecting box 5 under the guidance of the water falling holes 252 at the two ends of the collecting plane 25 and the water falling chain 2521, so that the vigorous growth of the green plants on the roof 2 is ensured, a layer of heat insulation layer is additionally arranged on the roof, the inside of the wall body 1 is effectively cooled, the energy is saved, the emission is reduced, and the environment is protected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a green energy-conserving prefabricated house, includes wall body (1) and installs roof (2) on wall body (1), its characterized in that: the roof (2) comprises guide surfaces (21) on two sides, planting grooves (3) are formed in the roof (2) on the guide surfaces (21), the planting grooves (3) extend to the outer side of the wall body (1), planting soil (31) is filled in the planting grooves (3), green plants are planted in the planting soil (31), a transparent sealing plate (32) is arranged on the roof (2) on the planting grooves (3), and growing holes (321) for the green plants to penetrate out are formed in the transparent sealing plate (32); the top end of the roof (2) is provided with a water inlet pipe (22) along the length direction of the planting groove (3), collecting hoppers (221) used for collecting rainwater are respectively arranged at two ends of the water inlet pipe (22) of the roof (2), the collecting hoppers (221) are communicated with the water inlet pipe (22), and two ends of the water inlet pipe (22) are respectively provided with a water inlet control device (23); a water diversion pipe (222) extending along the width direction of the planting groove (3) is arranged on two sides of the water inlet pipe (22), and water diversion holes (2221) are formed in the water diversion pipe (222); the water inlet control device (23) comprises a humidity detection device (231) for detecting the water content of soil, a central control device (232) electrically connected to the humidity detection device (231) and a switch device (233) electrically connected to the central control device (232), wherein the switch device (233) is arranged on the water inlet pipe (22) to control the on-off of the water inlet pipe (22);

a supporting ring plate (33) for supporting the transparent closing plate (32) is arranged on the side wall of the planting groove (3) of the roof (2), and locking assemblies (4) for fixing the transparent closing plate (32) are respectively arranged at the four corners of the top wall of the roof (2);

the locking assembly (4) comprises limiting rings (41) arranged on two adjacent side walls of the roof (2) and limiting plates (42) arranged in the two limiting rings (41) in a penetrating mode, limiting holes (421) communicated with the growing holes (321) are formed in the surfaces of the limiting plates (42), and limiting assemblies (43) for limiting the limiting plates (42) penetrate through the limiting holes (421);

the limiting assembly (43) comprises a limiting rod (431) inserted into the elongated hole (321), a fixing plate (432) positioned at one end of the limiting rod (431), and a fixing assembly (433) for fixing the fixing plate (432) on the surface of the limiting plate (42);

the surface of limiting plate (42) is seted up with embedded groove (422) of fixed plate (432) adaptation, fixed subassembly (433) including set up at fixed plate (432) magnetic part (4331) towards embedded groove (422) and be located adsorption part (4332) of embedded groove (422) diapire, adsorption part (4332) and magnetic part (4331) magnetism attract mutually, the external diameter of adsorption part (4332) is less than the external diameter of fixed plate (432), fixed plate (432) lateral wall is provided with sealing rubber circle (4321), fixed plate (432) surface is provided with pull ring (4322) that are used for pulling fixed plate (432).

2. The green energy-saving prefabricated house of claim 1, wherein: collecting planes (25) are arranged on two sides of the width direction of the roof (2), water falling holes (252) are arranged at two ends of each collecting plane (25) in the length direction, the water falling holes (252) are communicated with the planting grooves (3), and water falling chains (2521) are arranged on the positions, located on the water falling holes (252), of the roof (2).

3. A green energy-saving prefabricated house according to claim 2, wherein: one side that roof (2) are located collection plane (25) and are close to water conservancy diversion face (21) is provided with blocks wall (24), it is provided with hole (242) that leak to block wall (24), it is provided with filter screen (241) that are used for blockking earth to block wall (24) one side that is close to the collecting vat inside, collection plane (25) one side is provided with and hinders water wall (251).

4. A green energy-saving prefabricated house according to claim 3, wherein: the collecting hopper is characterized in that a supporting plate is arranged at the top end of the collecting hopper (221), a water delivery pump (6) is arranged on the top wall of the supporting plate, the water delivery pump (6) is electrically connected to a control device, a water outlet pipe of the water delivery pump (6) is communicated with the top of the collecting hopper (221), a water inlet pipe (22) of the water delivery pump (6) is communicated with a water collecting box (5), and a through hole (51) for inserting a water falling chain (2521) is formed in the water collecting box (5).