CN111441542B

CN111441542B - Gardens drainage system

Info

Publication number: CN111441542B
Application number: CN202010165410.7A
Authority: CN
Inventors: 赵广建; 费贇; 李银慧
Original assignee: Individual
Current assignee: Zhao Guangjian
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2021-05-07
Anticipated expiration: 2040-03-11
Also published as: CN111441542A

Abstract

The invention relates to the field of garden drainage, in particular to a garden drainage system, which comprises an eave rain collecting guide device and an antifouling type drainage outlet, wherein the eave rain collecting guide device comprises a water containing groove, a communicating pipe and a receiving pipe fitting, and the water containing groove is communicated with the antifouling type drainage outlet through the communicating pipe and the receiving pipe fitting; antifouling formula outlet is including drainage well, automatic ware of decontaminating, flotation pontoon subassembly, baffle subassembly and drain pipe, and drainage well top, outside and inner wall are provided with into water respectively and comb, deposit dirty room and limiting plate, and dirty room intercommunication is deposited to automatic ware work end of decontaminating, and the drain pipe is including initial stage rainwater pipeline and later stage rainwater pipeline, the pipeline sets up in drainage well both sides, and the valve end and the initial stage rainwater pipeline ridge of superficial accuse transfer valve, baffle subassembly and flotation pontoon subassembly all set up in drainage well bottom end, and the inside slope that still is provided with the guide plate of drainage well, and eaves collection rain guiding device and antifouling formula outlet can make gardens drainage rapidly, can collect initial stage rainwater and be convenient for later stage irrigation trees.

Description

Gardens drainage system

Technical Field

The invention relates to the field of garden drainage, in particular to a garden drainage system.

Background

The drainage of the road means that when heavy rain falls, rainwater on the road enters a sewer along sewer openings on two sides of the road, so that the road is not prone to water accumulation, the water accumulation is left on the road, traffic is inconvenient, the road is corroded, and the drainage of garden roads is very important.

Gardens drainage makes ponding discharge into the sewer fast effectively, avoids the root of plant to soak for a long time in ponding and rot, and the harm plant, the ponding of road also can influence visitor's the mood of playing simultaneously, and gardens drainage device drainage effect in the past is poor, often is blockked up the sewer by leaf and silt in the gardens.

And the initial rainwater is polluting and cannot be treated together with later rainwater, and the initial rainwater contains nutrient substances such as ammonia nitrogen, total phosphorus and the like, so that the rainwater can be collected to facilitate later irrigation of garden trees.

Chinese patent CN201821026660.7 discloses a gardens drainage device, relates to gardens drainage technical field. This gardens drainage device, including the sewer, the inner wall lid of sewer is equipped with the marble slab, the top lid of marble slab is equipped with filters the net, the top lid of filtering the net is equipped with the cobble layer, the top lid of sewer is equipped with the apron, the inner wall fixed mounting of sewer has the motor, and the output swing joint of the motor of telling has the screw rod, the surface cover of screw rod is equipped with the screw thread piece, the inner wall fixed mounting of sewer has the horizontal pole.

The device is expensive in manufacturing cost and is not suitable for installation.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a garden drainage system, and the technical scheme solves the problem of difficulty in garden drainage.

In order to solve the technical problems, the invention provides the following technical scheme: a garden drainage system comprises an eave rain collecting guide device and an antifouling water outlet, wherein the eave rain collecting guide device comprises a water containing groove, a communicating pipe and a bearing pipe fitting, the opening of the water containing groove is upward and is coaxially arranged at the bottom end of an eave, the bottom end of the water containing groove is provided with a through pipe along the axis, and the through pipe is communicated with the top end of the communicating pipe through the bearing pipe fitting; the antifouling type water outlet comprises a water drainage well, an automatic dirt cleaner, a buoy component, a baffle component and a water drainage pipe, wherein the top end of the water drainage well is provided with a water inlet grate, the outer side of the water drainage well is also provided with a dirt storage chamber, the inner wall of the water drainage well is also provided with a limiting plate, the automatic dirt cleaner is arranged at the top end inside the water drainage well, the working end of the automatic dirt cleaner penetrates through the inner wall of the water drainage well and is communicated with the inside of the dirt storage chamber, the water drainage pipe comprises an initial rainwater pipeline and a later rainwater pipeline, the initial rainwater pipeline and the later rainwater pipeline are respectively arranged at two sides of the water drainage well and are communicated with the inside of the water drainage well, a floating control flow regulating valve is arranged inside the water drainage well, the valve end is coaxially arranged at one side of the initial rainwater pipeline, the buoy end of the floating control flow regulating valve is arranged on the limiting plate, the baffle component is, the equal butt of flotation pontoon subassembly and baffle subassembly activity work end is in the inside bottom of drainage shaft, and the inside still slope of drainage shaft is provided with the guide plate, and the guide plate is towards the dirty mixing chamber of rain, and communicating pipe bottom runs through drainage shaft side and dirty mixing chamber intercommunication of rain.

Preferably, accept the pipe fitting including plug, fixing base and accept the circle, the fixing base bottom with the communicating pipe top coaxial sealing connection, accept to enclose coaxial setting on the fixing base top, the siphunculus is connected with the coaxial sealing in plug top, the coaxial joint of plug is in accepting the circle.

Preferably, the plug comprises a first through pipe, clamping blocks and a flow guide pipe, the clamping blocks are uniformly distributed on the outer circumferential surface of the first through pipe along the axial direction, and the narrow opening of the flow guide pipe faces downwards and is coaxially arranged at the bottom end inside the first through pipe; the fixing seat comprises a second through pipe, a third through pipe, a limiting ring, a movable ring and a spring, the second through pipe is coaxially inserted in the third through pipe, the limiting ring is coaxially arranged at the top end of the second through pipe, the outer diameter of the second through pipe is smaller than the inner diameter of the third through pipe, the movable ring is coaxially arranged at the top of the second through pipe in a sliding manner, the spring is coaxially sleeved on the second through pipe, two ends of the spring are respectively abutted against the bottom end of the movable ring and the bottom end in the third through pipe, and the outer diameter of the spring is smaller than the inner; the coaxial setting of ring is accepted on the third pipe top, accepts ring inner wall top and is provided with first joint groove and second joint groove respectively along the axis, first joint groove and second joint groove intercommunication, and first joint groove and second joint groove intercommunication department are provided with the stopper, and under the joint state, the joint piece slides the joint through first joint groove and stopper in the second joint groove.

Preferably, the plug further comprises a rubber ring, and the rubber ring is coaxially sleeved on the outer circumferential surface of the bottom end of the flow guide pipe.

Preferably, the plug further comprises a first fixing ring, and the first fixing ring is coaxially arranged at the top end of the inner wall of the first through pipe; the fixing base is further provided with a second fixing ring, and the second fixing ring is coaxially arranged at the bottom end of the inner wall of the second through pipe.

Preferably, the top end of the circumferential surface of the bearing ring is also provided with threads; the bearing pipe fitting further comprises a fixing device, the fixing device comprises a rotating pipe, a butt joint ring and a second limiting ring, the fixing device is screwed on the top end of the bearing ring through threads, the butt joint ring is coaxially arranged on the top end of the rotating pipe, the second limiting ring is coaxially arranged on the first through pipe, and the inner diameter of the butt joint ring is smaller than the outer diameter of the second limiting ring and larger than the outer diameter of the first through pipe.

Preferably, the automatic dirt cleaner comprises a dirt blocking grid, a driven shaft, a first driving shaft, a first synchronous belt transmission mechanism, a first stable bearing, a second driving shaft, a second synchronous belt transmission mechanism, a first rotating roller, a first gear, a second rotating roller, a second gear, a third synchronous belt transmission mechanism, a second stable bearing and a shell, wherein the dirt blocking grid comprises an arc-shaped plate, a first concave strip, a connecting plate and a second concave strip, the first concave strip is obliquely arranged on two sides of the arc-shaped plate at equal intervals along the axial direction, the connecting plate is fixedly connected with the other end of the first concave strip along the axial line, the second concave strip and the first concave strip are arranged on the inner side of the connecting plate at equal intervals in parallel, the vertical projection of the second concave strip is overlapped with a gap on one side of the first concave strip, and the connecting plate is fixedly arranged on two sides in the drainage well; the driven shaft is rotatably arranged in the drainage well and is positioned above the arc-shaped plate, one end of the driven shaft penetrates through the drainage well and is communicated with the sewage storage chamber, a one-way thread piece is coaxially arranged on the circumferential surface of the driven shaft, the first driving shaft and the second driving shaft are parallelly and rotatably arranged in the drainage well, the circumferential surfaces of the first driving shaft and the second driving shaft are respectively provided with a first blade and a second blade which are distributed along the axial direction, the middle position of the water inlet grate is provided with a shielding plate which is equidistant to the first driving shaft and the second driving shaft, the first stabilizing bearing comprises an outer gear and an inner gear, the outer gear is coaxially arranged at the other end of the driven shaft, the inner gear is coaxially sleeved at the outer end of the outer gear, one end of the first driving shaft is synchronously driven and connected with the inner gear through a first synchronous belt transmission mechanism, the first rotating roller and the second rotating roller are respectively perpendicular to, first gear and second gear coaxial setting respectively are changeed on roller and second are changeed the roller, and first gear meshes with the second gear, and the coaxial setting of second stabilizing bearing is in driven shaft one end, and the roller is changeed through first gear and second stabilizing bearing synchronous drive and is connected to the second, and the shell cover is established the ware outside of decontaminating.

Preferably, the float accuse flow control valve is including base plate, flashboard, sealing washer, rotation seat, first flotation pontoon and rocking arm, is provided with the sluice gate on the base plate, and the sluice gate sets up with the coaxial seal of initial stage rainwater pipeline, and the sealing washer is coaxial to be set up at the sluice gate opposite side, rotates the seat and sets up in sluice gate top one side, and rocking arm one end is rotated with rotating the seat and is connected, and the flashboard sets up on the rocking arm with the sluice gate is coaxial, the rocking arm other end and first flotation pontoon fixed connection, and first flotation pontoon is placed on the limiting plate.

Preferably, the inside bottom both sides of drainage shaft are provided with the slide rail, and the flotation pontoon subassembly is including the flotation pontoon baffle, first arrangement frame and second flotation pontoon, and first arrangement frame sets up on flotation pontoon baffle top along the axial is perpendicular, and the second flotation pontoon sets up in first arrangement frame bottom along radially fixed, and first arrangement frame both ends are provided with the slider, and first arrangement frame slides through the slider and sets up on the slide rail, and flotation pontoon baffle bottom butt is located baffle subassembly one side at the inside bottom of drainage shaft and flotation pontoon baffle.

Preferably, the baffle subassembly is including the fixed plate, the fly leaf, second arrangement frame and third flotation pontoon, fixed plate fixed mounting is in the central bottom in the drainage shaft, fixed plate bottom horizontal plane is higher than the inside bottom of drainage shaft, the fixed plate is located one side of dirty mixing chamber of rain and is provided with the arc at the equidistant, fly leaf one side is provided with the guide post at the equidistant, the fly leaf slides through the guide post and sets up on the spout, fly leaf bottom butt is in the inside bottom of drainage shaft, second arrangement frame sets up on the fly leaf top along the axial is perpendicular, the fixed setting in second arrangement frame bottom of third flotation pontoon.

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

the eave rain collecting guiding device is used for guiding rainwater on a house to enter the interior of the antifouling type water outlet, so that the amount of the rainwater forming sludge due to scouring on the ground is reduced, and the problem of sludge blocking and drainage is solved, the opening of the water containing groove is upward and coaxially arranged at the eave bottom end, so that the communicating pipe is communicated with the communicating pipe through the receiving pipe, the receiving pipe is convenient for pipeline installation and disassembly, the rainwater flows into the rainwater and sewage mixing chamber of the drainage well through the communicating pipe, the rainwater on the ground flows inwards through the water inlet grate, the water inlet grate can prevent larger sludge from entering the drainage pipe, larger leaves and sludge blocks in the rainwater are conveyed into the sewage storage chamber through the automatic dirt cleaner, so that the pressure of the drainage pipe is relieved, the initial rainwater needs to be collected, the rainwater flows into the rainwater and sewage through the guide plate in a mixed mode, the float bowl end of the floating control flow control valve is placed on the limiting, so that the initial rainwater flows from the rainwater and sewage mixing chamber to the initial rainwater pipeline, thereby facilitating the collection of the initial rainwater;

when the water flow is larger, the rainwater contains more sludge, the sludge can be conveyed to the sludge storage chamber as much as possible through the automatic sludge cleaner, so that the treatment is convenient and the drain pipe is not easy to block, when the water flow of the rainwater flowing to the rainwater-sludge mixing chamber is larger, the speed of the rainwater flowing to the rainwater-sludge mixing chamber is higher than the speed of the rainwater flowing to an initial rainwater pipeline from the rainwater-sludge mixing chamber, so that the rainwater in the rainwater-sludge mixing chamber is accumulated, when a certain amount of rainwater is reached, the float cylinder end of the float control flow regulating valve leaves the limiting plate under the buoyancy action of water, so that the gate of the float control flow regulating valve is closed, so that the rainwater is continuously accumulated, and meanwhile, the float cylinder component moves upwards under the buoyancy action of the water, so that the bottom end of the float cylinder component is separated from the bottom end of the drainage well, the rainwater passes through the baffle plate component, the movable end of the baffle plate component moves upwards under, then the rainwater flows to a later stage rainwater pipeline from the drainage chamber, and the rainwater does not contain pollution factors;

when no longer rainfall or rainfall volume become little, the speed that the rainwater flows to the dirty mixing chamber of rain is less than the speed that the rainwater flows to the drainage chamber from the dirty mixing chamber of rain to make the water yield in the dirty mixing chamber of rain reduce gradually, support to press at the drainage bottom of a well until the bottom of flotation pontoon subassembly, and baffle subassembly bottom supports to press at the bottom of drainage well, float accuse flow control valve flotation pontoon end supports to press on the limiting plate, certain clearance is opened to the valve of superficial accuse flow control valve, thereby make the rainwater that remains in the dirty mixing chamber of rain flow direction initial stage rainwater pipeline, wait for the rainfall next time until the rainwater is arranged to the greatest extent.

Can make gardens drainage rapid through eave rain guide device and antifouling formula outlet, and can collect initial stage rainwater and be convenient for later stage irrigation trees to make the reasonable application of resource.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a partial perspective view of the present invention;

FIG. 3 is a perspective view of the eave rain collection guide of the present invention;

FIG. 4 is a side view of a socket of the present invention;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

FIG. 6 is a perspective view of the plug of the present invention;

FIG. 7 is a perspective view of a female fitting of the present invention;

FIG. 8 is a perspective view of the soil resistant drain opening of the present invention;

FIG. 9 is a side view of the soil resistant drain opening of the present invention;

FIG. 10 is a sectional view taken along line B-B of FIG. 9;

FIG. 11 is an enlarged view of a portion of FIG. 10 at C;

FIG. 12 is a perspective view of the automatic dirt separator of the present invention;

FIG. 13 is a perspective view of a first stabilizing bearing of the present invention;

fig. 14 is a perspective view of the float-controlled flow regulating valve of the present invention.

The reference numbers in the figures are:

1. a water containing tank; 1a, a through pipe;

2. a communicating pipe;

3. a pipe fitting is received; 3a1, a first tube; 3a2, a clamping block; 3a4, rubber ring; 3a5, a first retainer ring; 3b1, second tube; 3b2, a third tee; 3b3, a spacing ring; 3b4, a movable ring; 3b5, spring; 3b6, second retainer ring; 3c, a receiving ring; 3c1, a first clip groove; 3c2 and a limiting block; 3c3, a second clamping groove; 3c4, screw thread; 3d1, spin tube; 3d2, abutment ring; 3d3 and a second spacing ring;

4. a drainage well; 4a, a water inlet grate; 4a1, shutter; 4b, a dirt storage chamber; 4c, a limiting plate; 4d, a guide plate; 4e, a slide rail;

5. an automatic dirt cleaner; 5a1, arc plate; 5a2, a first concave strip; 5a3, connecting plate; 5a4, second concave strip; 5b, a driven shaft; 5b1, unidirectional thread sheet; 5c, a first driving shaft; 5c1, a first blade; 5d, a first synchronous belt transmission mechanism; 5e, a first stabilizing bearing; 5e1, external gear; 5e2, internal gear; 5f, a second driving shaft; 5f1, a second blade; 5g, a second synchronous belt transmission mechanism; 5h, a first rotating roller; 5i, a first gear; 5j, a second rotating roller; 5k, a second gear; 5l, a third synchronous belt transmission mechanism; 5m, a second stabilizing bearing;

6. a float control flow regulating valve; 6a, a substrate; 6a1, gate; 6b, a gate plate; 6c, a sealing ring; 6d, rotating the seat; 6e, a first buoy; 6f, a rocker arm;

7. a float assembly; 7a, a buoy baffle; 7b, a first placing frame; 7b1, slider; 7c, a second buoy;

8. a baffle assembly; 8a, a fixing plate; 8b, a movable plate; 8b1, guide post; 8c, a second placing frame; 8d, a third buoy;

9. a drain pipe; 9a, an initial rainwater pipeline; 9b, a later stage rainwater pipeline.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 14, the garden drainage system comprises an eave rain collecting guide device and an antifouling water outlet, wherein the eave rain collecting guide device comprises a water containing tank 1, a communicating pipe 2 and a receiving pipe fitting 3, the water containing tank 1 is provided with an upward opening and is coaxially arranged at the bottom end of an eave, a through pipe 1a is arranged at the bottom end of the water containing tank 1 along the axis, and the through pipe 1a is communicated with the top end of the communicating pipe 2 through the receiving pipe fitting 3; the antifouling type water outlet comprises a water drainage well 4, an automatic dirt cleaner 5, a buoy component 7, a baffle component 8 and a water drainage pipe 9, wherein the top end of the water drainage well 4 is provided with a water inlet grate 4a, the outer side of the water drainage well 4 is also provided with a dirt storage chamber 4b, the inner wall of the water drainage well 4 is also provided with a limiting plate 4c, the automatic dirt cleaner 5 is arranged at the top end inside the water drainage well 4, the working end of the automatic dirt cleaner 5 penetrates through the inner wall of the water drainage well 4 to be communicated with the inside of the water drainage well, the water drainage pipe 9 comprises an initial rainwater pipeline 9a and a later rainwater pipeline 9b, the initial rainwater pipeline 9a and the later rainwater pipeline 9b are respectively arranged at two sides of the water drainage well 4 and are communicated with the inside of the dirt storage chamber 4b, a floating control flow regulating valve 6 is arranged inside the water drainage well 4, the valve end is coaxially arranged at one side of the initial rainwater pipeline 9a, the floating control flow regulating valve 6 is arranged on the limiting, the setting of flotation pontoon subassembly 7 is in 5 one side of automatic dirt separator and be located the dirty mixing chamber of rain, and equal butt of 8 movable work ends of flotation pontoon subassembly 7 and baffle subassembly is in 4 inside bottoms of drainage well, and 4 inside still slopes of drainage well are provided with guide plate 4d, and guide plate 4d is towards the dirty mixing chamber of rain, and 2 bottoms of communicating pipe run through 4 sides of drainage well and the dirty mixing chamber of rain intercommunication.

The eave rain collecting guiding device is used for guiding rainwater on a house to enter the interior of the antifouling type water outlet, so that the amount of the rainwater forming sludge due to scouring on the ground is reduced, the problem of sludge blocking and drainage is solved, the opening of the water containing groove 1 faces upwards and is coaxially arranged at the bottom end of the eave, so that the communicating pipe 1a is communicated with the communicating pipe 2 through the receiving pipe 3, the receiving pipe 3 is convenient for pipeline installation and disassembly, the rainwater flows into the rainwater and sewage mixing chamber of the drainage well 4 through the communicating pipe 2, the rainwater on the ground flows inwards through the water inlet grate 4a, the water inlet grate 4a can prevent larger sludge from entering the drainage pipe 9, larger leaves and sludge blocks in the rainwater are conveyed into the sewage storage chamber 4b through the automatic dirt cleaner 5, so that the pressure of the drainage pipe 9 is relieved, the initial rainwater needs to be collected, the rainwater flows into the rainwater and sewage mixing through the guide plate 4d, the float end of the floating control flow regulating valve, so that a certain gap exists between the valves of the floating flow control valve 6, and the initial rainwater flows from the rainwater and sewage mixing chamber to the initial rainwater pipeline 9a, so that the initial rainwater can be collected conveniently;

when the water flow is larger, the rainwater contains more sludge, the sludge can be conveyed to the sludge storage chamber 4b as much as possible through the automatic sludge cleaner 5, so that the drainage pipe 9 is convenient to treat and is not easy to block, when the water flow of the rainwater flowing to the rainwater-sludge mixing chamber is larger, the speed of the rainwater flowing to the rainwater-sludge mixing chamber is higher than the speed of the rainwater flowing to the initial rainwater pipeline 9a from the rainwater-sludge mixing chamber, so that the rainwater in the rainwater-sludge mixing chamber is accumulated, when a certain amount of rainwater is reached, the floating cylinder end of the floating control flow regulating valve 6 leaves the limiting plate 4c under the buoyancy of the water, so that the gate of the floating control flow regulating valve 6 is closed, so that the rainwater is continuously accumulated, meanwhile, the floating cylinder component 7 moves upwards under the buoyancy of the water, so that the bottom end of the floating cylinder component 7 is separated from the bottom end of the drainage well 4, the rainwater passes through the baffle component 8, and the, therefore, rainwater can flow from the rainwater and sewage mixing chamber to the drainage chamber and then flow from the drainage chamber to the later rainwater pipeline 9b, and at the moment, the rainwater does not contain pollution factors;

when the rainfall is not increased or the rainfall becomes smaller, the speed of the rainwater flowing to the rain and sewage mixing chamber is smaller than the speed of the rainwater flowing to the drainage chamber from the rain and sewage mixing chamber, so that the water quantity in the rain and sewage mixing chamber is gradually reduced until the bottom end of the buoy component 7 is pressed against the bottom end of the drainage well 4, the bottom end of the baffle component 8 is pressed against the bottom end of the drainage well 4, the buoy end of the floating control flow regulating valve 6 is pressed against the limiting plate 4c, and the valve of the floating control flow regulating valve 6 is opened for a certain gap, so that the rainwater stored in the rain and sewage mixing chamber flows to the initial rainwater pipeline 9a until the rainwater is drained to the full to wait for;

The socket pipe fitting 3 is including plug, fixing base and socket ring 3c, and the fixing base bottom is connected with 2 top coaxial seal communicating pipes, and socket ring 3c is coaxial to be set up on the fixing base top, and siphunculus 1a is connected with the coaxial seal in plug top, and the coaxial joint of plug is in socket ring 3 c.

The fixing base bottom is connected with 2 top coaxial seal communicating pipes, and accepts the coaxial setting in the fixing base top of circle 3c, and siphunculus 1a and the coaxial sealing connection in plug top, and the coaxial joint of plug is in accepting circle 3c to be convenient for with siphunculus 1a and 2 intercommunications communicating pipes, make the rainwater directly get into the sewer pipe.

The plug comprises a first through pipe 3a1, clamping blocks 3a2 and a flow guide pipe, wherein the clamping blocks 3a2 are uniformly distributed on the outer circumferential surface of the first through pipe 3a1 along the axial direction, and the narrow opening of the flow guide pipe faces downwards and is coaxially arranged at the bottom end inside the first through pipe 3a 1; the fixing seat comprises a second through pipe 3b1, a third through pipe 3b2, a limiting ring 3b3, a movable ring 3b4 and a spring 3b5, the second through pipe 3b1 is coaxially inserted into the third through pipe 3b2, the limiting ring 3b3 is coaxially arranged at the top end of the second through pipe 3b1, the outer diameter of the second through pipe 3b1 is smaller than the inner diameter of the third through pipe 3b2, the movable ring 3b4 is coaxially arranged at the top of the second through pipe 3b1 in a sliding mode, the spring 3b5 is coaxially sleeved on the second through pipe 3b1, two ends of the spring 3b5 are respectively abutted against the bottom end of the movable ring 3b4 and the inner bottom end of the third through pipe 3b2, and the outer diameter of the spring 3b5 is smaller than the inner diameter of the third; the supporting ring 3c is coaxially arranged at the top end of the third pipe 3b2, the top end of the inner wall of the supporting ring 3c is respectively provided with a first clamping groove 3c1 and a second clamping groove 3c3 along the axis, the first clamping groove 3c1 is communicated with the second clamping groove 3c3, the communicating part of the first clamping groove 3c1 and the second clamping groove 3c3 is provided with a limiting block 3c2, and in the clamping state, the clamping block 3a2 is in sliding clamping connection in the second clamping groove 3c3 through the first clamping groove 3c1 and the limiting block 3c 2.

The clamping blocks 3a2 are uniformly distributed on the outer circumferential surface of the first through pipe 3a1 along the axial direction, the narrow opening of the flow guide pipe is downward coaxially arranged at the bottom end inside the first through pipe 3a1, the second through pipe 3b1 is coaxially inserted inside the third through pipe 3b2, the limiting ring 3b3 is coaxially arranged at the top end of the second through pipe 3b1, the outer diameter of the second through pipe 3b1 is smaller than the inner diameter of the third through pipe 3b2, the movable ring 3b4 is coaxially arranged at the top of the second through pipe 3b1 in a sliding manner, the spring 3b5 is coaxially arranged on the second through pipe 3b1, two ends of the spring 3b5 are respectively abutted against the bottom end of the movable ring 3b4 and the bottom end inside the third through pipe 3b2, and the outer diameter of the spring 3b5 is smaller; the receiving ring 3c is coaxially arranged at the top end of the third t-pipe 3b2, the top end of the inner wall of the receiving ring 3c is respectively provided with a first clamping groove 3c1 and a second clamping groove 3c3 along the axis, the first clamping groove 3c1 is communicated with the second clamping groove 3c3, the communicating part of the first clamping groove 3c1 and the second clamping groove 3c3 is provided with a limit block 3c2, the first through pipe 3a1 is coaxially arranged at the bottom end of the through pipe 1a, the third t-pipe 3b2 is coaxially arranged at the top end of the through pipe 2, the handheld first through pipe 3a1 is coaxially inserted into the clamping block 3a 6342 and then rotated, so that the clamping block 3a2 is slidably clamped in the second clamping groove 3c3 through the first clamping groove 3c1 and the limit block 3c 84, so that the guide pipe is coaxially abutted in the third t-pipe 3b2, the bottom end of the first through pipe 3a1 is abutted on the coaxial 4, the movable ring 373 b 583 b5 can be clamped in the second clamping groove 583 c 5733 c by the spring 375, thereby facilitating installation and removal.

The plug also comprises a rubber ring 3a4, and the rubber ring 3a4 is coaxially sleeved on the outer circumference of the bottom end of the flow guide pipe.

The rubber ring 3a4 is coaxially sleeved on the outer circumference of the bottom end of the flow guide pipe, so that the sealing performance is better.

The plug also comprises a first fixing ring 3a5, the first fixing ring 3a5 is coaxially arranged at the top end of the inner wall of the first through pipe 3a 1; the fixing seat further comprises a second fixing ring 3b6, and the second fixing ring 3b6 is coaxially arranged at the bottom end of the inner wall of the second through pipe 3b 1.

The first fixing ring 3a5 is coaxially arranged at the top end of the inner wall of the first through pipe 3a 1; and the second fixing ring 3b6 is coaxially arranged at the bottom end of the inner wall of the second through pipe 3b1, so that the plug and the fixing seat can be coaxially fixed with the through pipe 1a and the communication pipe 2 through the first fixing ring 3a5 and the second fixing ring 3b6, respectively.

The top end of the circumferential surface of the receiving ring 3c is also provided with a thread 3c 4; the receiving pipe fitting 3 further comprises a fixing device, the fixing device comprises a rotating pipe 3d1, an abutting ring 3d2 and a second limiting ring 3d3, the fixing device is screwed on the top end of the receiving ring 3c through a thread 3c4, the abutting ring 3d2 is coaxially arranged on the top end of the rotating pipe 3d1, the second limiting ring 3d3 is coaxially arranged on the first through pipe 3a1, and the inner diameter of the abutting ring 3d2 is smaller than the outer diameter of the second limiting ring 3d3 and larger than the outer diameter of the first through pipe 3a 1.

The top end of the circumferential surface of the receiving ring 3c is further provided with a thread 3c4, the fixing device is screwed on the top end of the receiving ring 3c through the thread 3c4, the abutting ring 3d2 is coaxially arranged on the top end of the rotary tube 3d1, the second limiting ring 3d3 is coaxially arranged on the first through tube 3a1, and the inner diameter of the abutting ring 3d2 is smaller than the outer diameter of the second limiting ring 3d3 and larger than the outer diameter of the first through tube 3a1, so that when the plug is clamped on the receiving ring 3c, the abutting ring 3d2 is abutted on the second limiting ring 3d3 by rotating the rotary tube 3d1, and clamping and fixing are facilitated.

The automatic dirt cleaner 5 comprises a dirt blocking grid, a driven shaft 5b, a first driving shaft 5c, a first synchronous belt transmission mechanism 5d, a first stabilizing bearing 5e, a second driving shaft 5f, a second synchronous belt transmission mechanism 5g, a first rotating roller 5h, a first gear 5i, a second rotating roller 5j, a second gear 5k, a third synchronous belt transmission mechanism 5l, a second stabilizing bearing 5m and a shell, wherein the dirt blocking grid comprises an arc-shaped plate 5a1, a first concave strip 5a2, a connecting plate 5a3 and a second concave strip 5a4, the first concave strip 5a2 is obliquely arranged on two sides of the arc-shaped plate 5a1 at equal intervals along the axial direction, the connecting plate 5a3 is fixedly connected with the other end of the first concave strip 5a2 along the axial direction, the second concave strip 5a4 and the first concave strip 5a2 are arranged on the inner side of the connecting plate 5a3 at equal intervals in parallel, and the gap between the vertical projection of the second concave strip 5a4 and one side of the first concave strip 2, the connecting plates 5a3 are fixedly arranged at two sides inside the drainage well 4; the driven shaft 5b is rotatably arranged in the drainage well 4 and is positioned above the arc-shaped plate 5a1, one end of the driven shaft 5b penetrates through the drainage well 4 and is communicated with the sewage storage chamber 4b, the circumferential surface of the driven shaft 5b is coaxially provided with a one-way thread piece 5b1, the first driving shaft 5c and the second driving shaft 5f are rotatably arranged in the drainage well 4 in parallel, the circumferential surfaces of the first driving shaft 5c and the second driving shaft 5f are respectively provided with a first blade 5c1 and a second blade 5f1 which are axially distributed, the middle position of the water inlet grate 4a is provided with a shielding plate 4a1 which is equidistant with the first driving shaft 5c and the second driving shaft 5f, the first stabilizing bearing 5e comprises an external gear 5e1 and an external gear 5e2, the external gear 5e1 is coaxially arranged at the other end of the driven shaft 5b, the internal gear 5e2 is coaxially sleeved at the outer end of the external gear 5e1, one end of the first stabilizing bearing 5c is synchronously connected, first change roller 5h and second change roller 5j all perpendicular drainage well 4 one side rather than rotate and be connected, second driving shaft 5f is connected with first change roller 5h synchronous drive through second synchronous belt drive mechanism 5g, first gear 5i and second gear 5k are coaxial setting respectively on first change roller 5h and second change roller 5j, first gear 5i and the meshing of second gear 5k, the coaxial setting of second stabilizing bearing 5m is in driven shaft 5b one end, second changes roller 5j and is connected with second stabilizing bearing 5m synchronous drive through first gear 5i, and the shell cover is established the dirt cleaner outside.

The first concave strips 5a2 are obliquely arranged on two sides of the arc-shaped plate 5a1 at equal intervals along the axial direction, the connecting plate 5a3 is fixedly connected with the other end of the first concave strip 5a2 along the axial line, the second concave strips 5a4 and the first concave strips 5a2 are arranged on the inner side of the connecting plate 5a3 at equal intervals in parallel, the vertical projection of the second concave strips 5a4 is overlapped with the gap on one side of the first concave strips 5a2, and the connecting plates 5a3 are fixedly arranged on two sides inside the drainage well 4; the driven shaft 5b is rotatably arranged in the drainage well 4 and is positioned above the arc-shaped plate 5a1, one end of the driven shaft 5b penetrates through the drainage well 4 and is communicated with the sewage storage chamber 4b, the circumferential surface of the driven shaft 5b is coaxially provided with a one-way thread piece 5b1, the first driving shaft 5c and the second driving shaft 5f are rotatably arranged in the drainage well 4 in parallel, the circumferential surfaces of the first driving shaft 5c and the second driving shaft 5f are respectively provided with a first blade 5c1 and a second blade 5f1 which are axially distributed, the middle position of the water inlet grate 4a is provided with a shielding plate 4a1 which is equidistant with the first driving shaft 5c and the second driving shaft 5f, the first stabilizing bearing 5e comprises an external gear 5e1 and an external gear 5e2, the external gear 5e1 is coaxially arranged at the other end of the driven shaft 5b, the internal gear 5e2 is coaxially sleeved at the outer end of the external gear 5e1, one end of the first stabilizing bearing 5c is synchronously connected, the first rotating roller 5h and the second rotating roller 5j are both vertically connected with one side of the drainage well 4 in a rotating way, the second driving shaft 5f is connected with the first rotating roller 5h in a synchronous transmission way through a second synchronous belt transmission mechanism 5g, a first gear 5i and a second gear 5k are respectively and coaxially arranged on the first rotating roller 5h and the second rotating roller 5j, the first gear 5i is meshed with the second gear 5k, a second stabilizing bearing 5m is coaxially arranged at one end of the driven shaft 5b, the second rotating roller 5j is connected with the second stabilizing bearing 5m in a synchronous transmission way through the first gear 5i, and a shell is sleeved outside the dirt cleaner, so that when rainwater flows to two sides of the rainwater through a shielding plate 4a1, the first blade 5c1 and the second blade 5f1 are synchronously rotated under the action of water power, and the driven shaft 5b is synchronously rotated through the synchronous belt mechanism and the gear mechanism, the rainwater passes through the mutually staggered concave strips, so that partial silt in the rainwater flows to the arc-shaped plates 5a1, and the silt is conveyed to the sewage storage chamber 4b through the one-way thread pieces 5b1, and the cleaning effect is achieved; the first and second stabilizing bearings 5e and 5m serve to eliminate asynchronous rotation of the first and second motive shafts 5c and 5f, thereby rotationally stabilizing the first motive shaft 5 c.

The floating control flow regulating valve 6 comprises a base plate 6a, a gate plate 6b, a sealing ring 6c, a rotating seat 6d, a first buoy 6e and a rocker arm 6f, a gate opening 6a1 is formed in the base plate 6a, a gate opening 6a1 and an initial rainwater pipeline 9a are coaxially arranged in a sealing mode, the sealing ring 6c is coaxially arranged on the other side of the gate opening 6a1, the rotating seat 6d is arranged on one side of the top end of the gate opening 6a1, one end of the rocker arm 6f is rotatably connected with the rotating seat 6d, the gate plate 6b and the gate opening 6a1 are coaxially arranged on the rocker arm 6f, the other end of the rocker arm 6f is fixedly connected with the first buoy 6e, and the first buoy 6e is placed on a limiting.

The base plate 6a is provided with a gate 6a1, the gate 6a1 and the initial rainwater pipeline 9a are coaxially and hermetically arranged, a sealing ring 6c is coaxially arranged at the other side of the gate 6a1, a rotating seat 6d is arranged at one side of the top end of the gate 6a1, one end of a rocker arm 6f is rotatably connected with the rotating seat 6d, a gate 6b and the gate 6a1 are coaxially arranged on the rocker arm 6f, the other end of the rocker arm 6f is fixedly connected with a first buoy 6e, the first buoy 6e is arranged on a limiting plate 4c, when the rainwater level is higher than the base plate 6a, the base plate 6a drives the gate 6b to ascend through the first buoy 6e, so that the gate 6a1 is closed, and the rainwater flow direction in the later period is guided.

Slide rails 4e are arranged on two sides of the bottom end inside the drainage well 4, the buoy assembly 7 comprises a buoy baffle 7a, a first arranging frame 7b and a second buoy 7c, the first arranging frame 7b is vertically arranged at the top end of the buoy baffle 7a along the axial direction, the second buoy 7c is fixedly arranged at the bottom end of the first arranging frame 7b along the radial direction, slide blocks 7b1 are arranged at two ends of the first arranging frame 7b, the first arranging frame 7b is arranged on the slide rails 4e in a sliding mode through slide blocks 7b1, the bottom end of the buoy baffle 7a abuts against the bottom end inside the drainage well 4, and the buoy baffle 7a is located on one side of the baffle assembly 8.

The inside bottom both sides of drainage shaft 4 are provided with slide rail 4e, and first arrangement frame 7b sets up on flotation pontoon baffle 7a top along the axial is perpendicular, second flotation pontoon 7c sets up in first arrangement frame 7b bottom along radial fixed, first arrangement frame 7b both ends are provided with slider 7b1, first arrangement frame 7b slides through slider 7b1 and sets up on slide rail 4e, flotation pontoon baffle 7a bottom butt is in the inside bottom of drainage shaft 4 and flotation pontoon baffle 7a is located baffle subassembly 8 one side, thereby make when the rainwater level is higher than second flotation pontoon 7c, second flotation pontoon 7c rises, thereby make flotation pontoon baffle 7a rise, thereby be convenient for guide later stage rainwater flow direction later stage rainwater 9 b.

Baffle assembly 8 is including fixed plate 8a, fly leaf 8b, second arrangement frame 8c and third flotation pontoon 8d, fixed plate 8a fixed mounting is central bottom in drainage shaft 4, fixed plate 8a bottom level is higher than the inside bottom of drainage shaft 4, fixed plate 8a is located one side of rain and sewage mixing chamber and is provided with arc 5a1 at the interval, fly leaf 8b one side is provided with guide post 8b1 at the interval, fly leaf 8b slides through guide post 8b1 and sets up on the spout, fly leaf 8b bottom butt is in the inside bottom of drainage shaft 4, second arrangement frame 8c sets up on fly leaf 8b top along the axial is perpendicular, third flotation pontoon 8d is fixed to be set up in second arrangement frame 8c bottom.

The fixed plate 8a is fixedly arranged at the bottom of the center in the drainage well 4, the horizontal plane of the bottom end of the fixed plate 8a is higher than the bottom end in the drainage well 4, and the fixed plate 8a is provided with arc plates 5a1 at equal intervals at one side of the rain and sewage mixing chamber, the movable plate 8b is provided with guide posts 8b1 at equal intervals at one side of the movable plate 8b, the movable plate 8b is arranged on the chute in a sliding way through the guide posts 8b1, the bottom end of the movable plate 8b is abutted against the bottom end of the interior of the drainage well 4, the second placing frame 8c is vertically arranged at the top end of the movable plate 8b along the axial direction, the third buoy 8d is fixedly arranged at the bottom end of the second placing frame 8c, when the horizontal plane is higher than the third float 8d, the third float 8d drives the movable plate 8b to slide and rise on the fixed plate 8a, thereby make fly leaf 8b drive and break away from the inside bottom of drainage well 4 to be convenient for with later stage rainwater guide flow direction later stage rainwater pipeline 9 b.

The working principle of the invention is as follows:

when no longer rainfall or rainfall volume become less, the speed that the rainwater flows to the dirty mixing chamber of rain is less than the speed that the rainwater flows to the drainage chamber from the dirty mixing chamber of rain to make the water yield in the dirty mixing chamber of rain reduce gradually, support to press in drainage well 4 bottom until the bottom of flotation pontoon subassembly 7, and baffle subassembly 8 bottom supports to press in the bottom of drainage well 4, float accuse flow control valve 6 flotation pontoon end supports to press on limiting plate 4c, certain clearance is opened to the valve of float accuse flow control valve 6, thereby make the rainwater that remains in the dirty mixing chamber of rain flow direction initial stage rainwater pipeline 9a, wait for the next rainfall up to the rainwater is arranged to the greatest extent.

Claims

1. A garden drainage system is characterized by comprising an eave rain collecting guide device and an antifouling water outlet, wherein the eave rain collecting guide device comprises a water containing groove (1), a communicating pipe (2) and a receiving pipe fitting (3), the opening of the water containing groove (1) is upward and is coaxially arranged at the bottom end of an eave, a through pipe (1 a) is arranged at the bottom end of the water containing groove (1) along the axis, and the through pipe (1 a) is communicated with the top end of the communicating pipe (2) through the receiving pipe fitting (3); the antifouling type water outlet comprises a water drainage well (4), an automatic dirt cleaning device (5), a buoy component (7), a baffle component (8) and a water drainage pipe (9), wherein a water inlet comb (4 a) is arranged at the top end of the water drainage well (4), a dirt storage chamber (4 b) is further arranged on the outer side of the water drainage well (4), a limiting plate (4 c) is further arranged on the inner wall of the water drainage well (4), the automatic dirt cleaning device (5) is arranged at the top end inside the water drainage well (4), the working end of the automatic dirt cleaning device (5) penetrates through the inner wall of the water drainage well (4) and is communicated with the inside of the dirt storage chamber (4 b), the water drainage pipe (9) comprises an initial rainwater pipeline (9 a) and a later rainwater pipeline (9 b), the initial rainwater pipeline (9 a) and the later rainwater pipeline (9 b) are respectively arranged on two sides of the water drainage well (4) and are communicated with the inside of the same, a floating control flow regulating valve (6) is arranged inside, float accuse flow control valve (6) flotation pontoon end and place on limiting plate (4 c), baffle subassembly (8) set up in the middle of drainage shaft (4) bottom and divide into rain and sewage mixing chamber and drainage chamber with drainage shaft (4), flotation pontoon subassembly (7) set up in automatic trash cleaning device (5) one side and are located the rain and sewage mixing chamber, equal butt of flotation pontoon subassembly (7) and baffle subassembly (8) activity work end is in drainage shaft (4) inside bottom, drainage shaft (4) inside still slopes to be provided with guide plate (4 d), guide plate (4 d) are towards the rain and sewage mixing chamber, drainage shaft (4) side and rain and sewage mixing chamber intercommunication are run through to communicating pipe (2) bottom.

2. A gardens drainage system according to claim 1, characterized in that, hold the pipe fitting (3) including plug, fixing base and hold the adapter ring (3 c), the fixing base bottom is connected with the coaxial sealing in communicating pipe (2) top, holds the adapter ring (3 c) and sets up coaxially at the fixing base top, and siphunculus (1 a) is connected with the coaxial sealing in plug top, and the coaxial joint of plug is in holding the adapter ring (3 c).

3. The garden drainage system of claim 2, wherein the plug comprises a first through pipe (3 a 1), clamping blocks (3 a 2) and a guide pipe, the clamping blocks (3 a 2) are uniformly distributed on the outer circumferential surface of the first through pipe (3 a 1) along the axial direction, and the narrow opening of the guide pipe faces downwards and is coaxially arranged at the inner bottom end of the first through pipe (3 a 1); the fixing seat comprises a second through pipe (3 b 1), a third through pipe (3 b 2), a limiting ring (3 b 3), a movable ring (3 b 4) and a spring (3 b 5), the second through pipe (3 b 1) is coaxially inserted into the third through pipe (3 b 2), the limiting ring (3 b 3) is coaxially arranged at the top end of the second through pipe (3 b 1), the outer diameter of the second through pipe (3 b 1) is smaller than the inner diameter of the third through pipe (3 b 2), the movable ring (3 b 4) is coaxially arranged at the top of the second through pipe (3 b 1) in a sliding mode, the spring (3 b 5) is coaxially sleeved on the second through pipe (3 b 1), two ends of the spring (3 b 5) are respectively abutted against the bottom end of the movable ring (3 b 4) and the inner bottom end of the third through pipe (3 b 2), and the outer diameter of the spring (3 b 5) is smaller than the inner diameter of the third through pipe (3 b 2; the bearing ring (3 c) is coaxially arranged at the top end of a third T-pipe (3 b 2), the top end of the inner wall of the bearing ring (3 c) is respectively provided with a first clamping groove (3 c 1) and a second clamping groove (3 c 3) along the axis, the first clamping groove (3 c 1) is communicated with the second clamping groove (3 c 3), the position where the first clamping groove (3 c 1) is communicated with the second clamping groove (3 c 3) is provided with a limiting block (3 c 2), and in a clamping state, the clamping block (3 a 2) is slidably clamped in the second clamping groove (3 c 3) through the first clamping groove (3 c 1) and the limiting block (3 c 2).

4. The garden drainage system of claim 2, wherein the plug further comprises a rubber ring (3 a 4), and the rubber ring (3 a 4) is coaxially sleeved on the outer circumference of the bottom end of the drainage tube.

5. A garden drainage system according to claim 2, wherein the plug further comprises a first fixing ring (3 a 5), the first fixing ring (3 a 5) is coaxially arranged at the top end of the inner wall of the first through pipe (3 a 1); the fixing seat further comprises a second fixing ring (3 b 6), and the second fixing ring (3 b 6) is coaxially arranged at the bottom end of the inner wall of the second through pipe (3 b 1).

6. A garden drainage system according to claim 1, wherein the top end of the circumferential surface of the receiving ring (3 c) is further provided with threads (3 c 4); the bearing pipe fitting (3) further comprises a fixing device, the fixing device comprises a rotating pipe (3 d 1), a butt joint ring (3 d 2) and a second limiting ring (3 d 3), the fixing device is screwed on the top end of the bearing ring (3 c) through threads (3 c 4), the butt joint ring (3 d 2) is coaxially arranged on the top end of the rotating pipe (3 d 1), the second limiting ring (3 d 3) is coaxially arranged on the first through pipe (3 a 1), and the inner diameter of the butt joint ring (3 d 2) is smaller than the outer diameter of the second limiting ring (3 d 3) and larger than the outer diameter of the first through pipe (3 a 1).

7. The garden drainage system according to claim 1, wherein the automatic dirt cleaner (5) comprises a dirt blocking barrier, a driven shaft (5 b), a first driving shaft (5 c), a first synchronous belt transmission mechanism (5 d), a first stabilizing bearing (5 e), a second driving shaft (5 f), a second synchronous belt transmission mechanism (5 g), a first rotating roller (5 h), a first gear (5 i), a second rotating roller (5 j), a second gear (5 k), a third synchronous belt transmission mechanism (5 l), a second stabilizing bearing (5 m) and a housing, the dirt blocking barrier comprises an arc-shaped plate (5 a 1), a first concave strip (5 a 2), a connecting plate (5 a 3) and a second concave strip (5 a 4), the first concave strip (5 a 2) is obliquely arranged on two sides of the arc-shaped plate (5 a 1) at equal intervals along the axial direction, and the connecting plate (5 a 3) is fixedly connected with the other end of the first concave strip (5 a 2) along the axial direction, the second concave strips (5 a 4) and the first concave strips (5 a 2) are arranged on the inner side of the connecting plate (5 a 3) in parallel at equal intervals, the vertical projection of the second concave strips (5 a 4) is overlapped with the gap on one side of the first concave strips (5 a 2), and the connecting plates (5 a 3) are fixedly arranged on two sides of the inside of the drainage well (4); the driven shaft (5 b) is rotatably arranged in the drainage well (4) and positioned above the arc-shaped plate (5 a 1), one end of the driven shaft (5 b) penetrates through the drainage well (4) to be communicated with the sewage storage chamber (4 b), a one-way thread piece (5 b 1) is coaxially arranged on the circumferential surface of the driven shaft (5 b), the first driving shaft (5 c) and the second driving shaft (5 f) are parallelly and rotatably arranged in the drainage well (4), a first blade (5 c 1) and a second blade (5 f 1) which are axially distributed are respectively arranged on the circumferential surfaces of the first driving shaft (5 c) and the second driving shaft (5 f), a shielding plate (4 a 1) which is equidistant to the first driving shaft (5 c) and the second driving shaft (5 f) is arranged in the middle of the water inlet grate (4 a), the first stabilizing bearing (5 e) comprises an external gear (5 e 1) and an internal gear (5 e 2), and the internal gear (5 e 1) is coaxially arranged at the other end of the driven shaft (5 b), the inner gear (5 e 2) is coaxially sleeved at the outer end of the outer gear (5 e 1), one end of a first driving shaft (5 c) is in synchronous transmission connection with the inner gear (5 e 2) through a first synchronous belt transmission mechanism (5 d), a first rotating roller (5 h) and a second rotating roller (5 j) are perpendicular to one side of the drainage well (4) and are in rotary connection with the same, a second driving shaft (5 f) is in synchronous transmission connection with the first rotating roller (5 h) through a second synchronous belt transmission mechanism (5 g), a first gear (5 i) and a second gear (5 k) are coaxially arranged on the first rotating roller (5 h) and the second rotating roller (5 j) respectively, the first gear (5 i) is meshed with the second gear (5 k), a second stabilizing bearing (5 m) is coaxially arranged at one end of a driven shaft (5 b), and the second rotating roller (5 j) is in synchronous transmission connection with the second stabilizing bearing (5 m) through the first gear (5 i), the shell is sleeved on the outer side of the automatic dirt cleaner.

8. A garden drainage system according to claim 1, wherein the float-controlled flow control valve (6) comprises a base plate (6 a), a shutter plate (6 b) and a sealing ring (6 c), rotate seat (6 d), first flotation pontoon (6 e) and rocking arm (6 f), be provided with gate (6 a 1) on base plate (6 a), gate (6 a 1) and initial stage rainwater pipeline (9 a) coaxial seal set up, sealing washer (6 c) coaxial setting is at gate (6 a 1) opposite side, it sets up in gate (6 a 1) top one side to rotate seat (6 d), rocking arm (6 f) one end rotates with rotation seat (6 d) to be connected, flashboard (6 b) and gate (6 a 1) coaxial setting are on base plate (6 a), rocking arm (6 f) other end and first flotation pontoon (6 e) fixed connection, place on limiting plate (4 c) first flotation pontoon (6 e).

9. The garden drainage system according to claim 1, wherein slide rails (4 e) are arranged on two sides of the bottom end inside the drainage well (4), the buoy assembly (7) comprises a buoy baffle plate (7 a), a first placing frame (7 b) and a second buoy (7 c), the first placing frame (7 b) is vertically arranged at the top end of the buoy baffle plate (7 a) along the axial direction, the second buoy (7 c) is fixedly arranged at the bottom end of the first placing frame (7 b) along the radial direction, slide blocks (7 b 1) are arranged at two ends of the first placing frame (7 b), the first placing frame (7 b) is arranged on the slide rails (4 e) in a sliding mode through the slide blocks (7 b 1), the bottom end of the buoy baffle plate (7 a) abuts against the bottom end inside the drainage well (4), and the buoy baffle plate (7 a) is located on one side of the baffle plate assembly (8).

10. A garden drainage system according to claim 1, wherein the baffle assembly (8) comprises a fixed plate (8 a), a movable plate (8 b), second place frame (8 c) and third flotation pontoon (8 d), fixed plate (8 a) fixed mounting is in drainage shaft (4) center bottom, fixed plate (8 a) bottom level is higher than the inside bottom of drainage shaft (4), one side that fixed plate (8 a) are located the dirty mixing chamber of rain is provided with flotation pontoon subassembly (7), fly leaf (8 b) one side is equidistant to be provided with guide post (8 b 1), fly leaf (8 b) slide through guide post (8 b 1) and set up on the spout, fly leaf (8 b) bottom butt is in the inside bottom of drainage shaft (4), second place frame (8 c) set up on fly leaf (8 b) top perpendicularly along the axial, third flotation pontoon (8 d) are fixed to be set up in second place frame (8 c) bottom.