CN114482239A

CN114482239A - Sponge city water supply and drainage system

Info

Publication number: CN114482239A
Application number: CN202111667686.6A
Authority: CN
Inventors: 杨中飞
Original assignee: Suzhou Beirun Architectural Design Co ltd
Current assignee: Suzhou Beirun Architectural Design Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-13

Abstract

The invention relates to a sponge city water supply and drainage system, which relates to the technical field of drainage systems and comprises a foundation and a water diversion groove arranged on the foundation, wherein a barrier which is flush with the surface of the foundation is arranged at the top in the water diversion groove, the barrier is detachably connected with the water diversion groove, the bottom wall of the water diversion groove is obliquely provided with a water diversion section, the bottom wall of the water diversion groove is provided with a water diversion hole, and one end of the water diversion hole, which is far away from the direction of the water diversion groove, is communicated with a reservoir; the water diversion hole is internally provided with a filter cartridge in a penetrating mode, the inner side wall of the water diversion hole is fixedly provided with a butting block, the outer side wall of the filter cartridge is fixedly provided with a mounting ring which is abutted to the upper surface of the butting block, and the upper surface of the mounting ring is fixedly provided with a handle. This application has and is convenient for clear up the impurity in the diversion trench, reduces the effect of the operation degree of difficulty.

Description

Sponge city water supply and drainage system

Technical Field

The invention relates to the technical field of drainage systems, in particular to a sponge urban water supply and drainage system.

Background

At present, a sponge city is a new generation of city rainfall flood management concept, and means that the city can be like a sponge, and has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like.

The Chinese patent with the publication number of CN213296565U in the related technology provides a sponge city drainage system, which comprises a road surface and a plurality of water reservoirs, wherein the road surface is provided with a plurality of water diversion grooves, the bottom walls of the water diversion grooves are arranged to be low at two sides and high at the middle along the length direction, the inner wall sides of the water diversion grooves are provided with water outlets, connecting pipes communicated with the water reservoirs are arranged in the water outlets, and the water outlets are also provided with filter pieces; when the rainwater got into to the leading water tank in, the water stain collects in the cistern through the connecting pipe, can carry out reuse to the water resource of retrieving in the cistern, when there is impurity in the rainwater, filter and can filter partial impurity, reduce the impurity that gets into in the cistern.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the diversion trench has more impurity to pile up on the diapire of diversion trench after long-time the use, when needing to clear up the impurity in the diversion trench, because the diversion trench is darker, and the clean degree of difficulty is big, very inconvenient during the clearance, consequently awaits improving.

Disclosure of Invention

In order to reduce the degree of difficulty when impurity is clean, be convenient for clean, this application provides a sponge city water supply and drainage system.

The application provides a sponge city water supply and drainage system adopts following technical scheme:

a sponge city water supply and drainage system comprises a foundation and a water diversion groove formed in the foundation, wherein a barrier which is flush with the surface of the foundation is arranged at the top in the water diversion groove, the barrier is detachably connected with the water diversion groove, a water diversion section is obliquely arranged on the bottom wall of the water diversion groove, a water diversion hole is formed in the bottom wall of the water diversion groove, and one end, away from the direction of the water diversion groove, of the water diversion hole is communicated with a reservoir; the water diversion hole is internally provided with a filter cartridge in a penetrating mode, the inner side wall of the water diversion hole is fixedly provided with a butting block, the outer side wall of the filter cartridge is fixedly provided with a mounting ring which is abutted to the upper surface of the butting block, and the upper surface of the mounting ring is fixedly provided with a handle.

By adopting the technical scheme, when rainwater enters the water diversion groove, the barrier can block larger impurities, larger garbage is blocked outside the water diversion groove by the barrier, the rainwater enters the water diversion groove through the barrier, the rainwater flows on the water diversion section, and as the water diversion section is obliquely arranged, part of impurities can flow along with the rainwater to the bottom wall direction of the water diversion groove, the impurities flow to the water diversion holes along with the rainwater and enter the filter cartridge, the filter cartridge has certain filtering capacity, the impurities can be accumulated in the filter cartridge, and the rainwater can enter the water storage tank through the filter cartridge, so that the impurities in the water storage tank are reduced; when needs cleared up the rubbish impurity in the diversion flume, because most impurity and rubbish get into to the cartridge filter under the action of gravity in, consequently only need the workman to dismantle earlier between barrier and the diversion flume, then stimulate the handle on the ground, break away from the collar and butt piece each other, be about to the cartridge filter and take out in the diversion hole, realize the effect of quick rubbish impurity recovery to in the diversion flume, need not artificial entering and clear up rubbish to the diversion flume, reduced cleaning work's the degree of difficulty.

Preferably, the filter cartridge comprises a top ring and a cartridge body, the mounting ring is fixedly arranged on the outer side wall of the top ring, the cartridge body is positioned below the top ring, the lower surface of the top ring is fixedly provided with a connecting ring, and the inner side wall of the cartridge body is in threaded connection with the outer side wall of the connecting ring.

Through adopting above-mentioned technical scheme, follow the filter cartridge and take out the back in the diversion hole, the workman can rotate the barrel, breaks away from barrel and go-between each other, because impurity piles up in the barrel, consequently the workman only needs to retrieve the barrel and can retrieve rubbish, rotates new barrel and installs on the go-between to realize the change to the barrel fast, play the purpose of being convenient for to rubbish impurity recovery.

Preferably, install the pressure sensor who offsets with the collar lower surface on the butt joint piece, pressure sensor is connected with the alarm lamp, the alarm lamp is installed on the inside wall of diversion trench, the alarm lamp is used for shining when the pressure value that pressure sensor detected exceeds the setting value.

Through adopting above-mentioned technical scheme, the cartridge filter is after filtering rubbish impurity, rubbish and impurity can be piled up in the cartridge filter, and the collar supports with pressure sensor, pressure sensor detection pressure data, can reflect the weight of cartridge filter, when the pressure value that pressure sensor detected exceeded the setting value, it is more to judge the rubbish impurity in the cartridge filter this moment, control alarm lamp sends out the light and reports to the police this moment, remind in time to clear up the rubbish in the cartridge filter, reduce the phenomenon that the cartridge filter takes place to damage because of filterable impurity is more, the warning effect has been played.

Preferably, the guide rail is fixedly arranged on the top wall of the water diversion section, the slide block is arranged on the guide rail in a sliding manner, a scraping plate which is abutted against the surface of the water diversion section is detachably connected to the end wall of the slide block, a sliding assembly is arranged on the water diversion section, and the sliding assembly is used for driving the slide block to slide on the slide rail along the length direction of the slide rail.

Through adopting above-mentioned technical scheme, the certain rubbish of surface meeting adhesion of diversion section, clearing up the rubbish in the diversion flume, slide along the length direction of slide rail on the slide rail through the subassembly drive slider that slides, the slider drives the scraper blade and slides, when the scraper blade slides offset with diversion section surface, the scraper blade can strike off the impurity on the diversion section surface, the impurity that will draw the water section on the adhesion strikes off to diversion flume diapire direction, make the diversion section impurity on the surface pile up to the cartridge filter in, thereby the clean effect to impurity spot in the diversion flume has been improved, drainage system's aesthetic property has been improved.

Preferably, the sliding assembly comprises a screw rod, a gear, a rack and a handle, the screw rod is rotatably arranged on the water diversion section, the screw rod is in threaded connection with the sliding block, the gear is fixedly arranged at one end of the screw rod far away from the bottom wall of the water diversion groove, the rack can be meshed with the gear, and the handle is fixedly arranged on the back of the rack.

Through adopting above-mentioned technical scheme, when needing to clear up the impurity rubbish of adhesion on the diversion section, the workman opens the barrier, then grip, with rack and gear intermeshing, the redrive handle, make rack and gear offset, and then drive gear revolve, and then drive the lead screw and rotate, when the lead screw rotates, the slider offsets with the slide rail, thereby make the slider slide on the outside wall of lead screw, realize the effect that the drive slider drove the scraper blade and slide, the workman breaks away from rack and gear each other, utilize a rack can drive the slider in the different diversion channels and slide, thereby drainage system's construction cost has been reduced.

Preferably, a dovetail groove is formed in the surface of the sliding block, a dovetail block capable of being inserted into the dovetail groove is fixedly arranged on the end wall of the scraper, and the dovetail block and the dovetail groove are matched with each other.

By adopting the technical scheme, when the surface of the water diversion section is not required to be cleaned by using the scraper, the dovetail block and the dovetail groove are separated from each other, so that the scraper and the sliding block can be separated from each other, and the garbage impurities are ensured to obliquely slide into the filter cylinder on the water diversion section; when the surface of the water diversion section needs to be cleaned by the scraper, the dovetail block is inserted into the dovetail groove and is abutted against the dovetail groove, so that the connection between the scraper and the sliding block can be realized, the operation is convenient and fast, and meanwhile, one scraper can be connected with the sliding blocks in different water diversion grooves, so that the cleaning cost is further reduced.

Preferably, the slide block is rotatably provided with a limit block which can be abutted against the surface of the dovetail block.

Through adopting above-mentioned technical scheme, when utilizing the scraper blade to clean diversion section surface, insert the forked tail piece and establish back in the dovetail, rotate the stopper, offset the stopper with the surface of forked tail piece, the condition that forked tail piece and dovetail break away from each other when reducing the scraper blade and sliding to stability when having improved the scraper blade and sliding ensures that the scraper blade has good clean effect to diversion section surface.

Preferably, a plurality of abutting plates which are abutted against the bottom wall of the barrier are fixedly arranged on the inner side wall of the diversion trench, and a cushion pad is arranged between each abutting plate and the barrier.

Through adopting above-mentioned technical scheme, when the installation barrier, support mutually with barrier and butt and can install the barrier in the diversion trench, to barrier easy dismounting swift, and the blotter can cushion the pressure of barrier, is favorable to prolonging drainage system's life.

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

1. by arranging the foundation, the water diversion groove, the barrier, the water diversion section, the water diversion hole, the reservoir, the filter cartridge, the abutting block, the mounting ring and the handle, rainwater enters the water diversion groove through the barrier, the rainwater flows on the water diversion section, as the water diversion section is obliquely arranged, part of impurities can flow along with the rainwater to the bottom wall direction of the water diversion groove, the impurities can flow to the water diversion hole along with the rainwater and enter the filter cartridge, the impurities can be accumulated in the filter cartridge, when garbage impurities in the water diversion groove need to be cleaned, most of the impurities and garbage enter the filter cartridge under the action of gravity, so that a worker only needs to disassemble the barrier and the water diversion groove firstly, then pulls the handle on the foundation, the mounting ring and the abutting block are separated from each other, the filter cartridge is drawn out from the water diversion hole, the effect of quickly recovering the garbage impurities in the water diversion groove is realized, and the garbage does not need to be manually cleaned in the water diversion groove, the difficulty of cleaning work is reduced;

2. through the arrangement of the top ring, the barrel body and the connecting ring, after the filter cartridge is taken out of the water diversion hole, workers can rotate the barrel body to separate the barrel body and the connecting ring from each other, and because impurities are accumulated in the barrel body, the workers can recover the garbage only by recovering the barrel body, and a new barrel body is rotatably arranged on the connecting ring, so that the replacement of the barrel body is quickly realized, and the purpose of facilitating the recovery of the garbage impurities is achieved;

3. through setting up the guide rail, the slider, the scraper blade, the lead screw, the gear, the rack, the handle, the dovetail piece, dovetail and stopper, when clean diversion groove, drive gear revolve through the drive rack, and then drive the lead screw and rotate, make the slider slide along the incline direction of diversion section on the slide rail, the slider drives the scraper blade and slides, when the scraper blade slides with diversion section surface counterbalance, the scraper blade can strike off the impurity on the diversion section surface, strike off the impurity of adhesion on the diversion section to diversion groove diapire direction, make the impurity on the diversion section surface pile up in the cartridge filter, thereby improved the clean effect to impurity in the diversion groove, drainage system's aesthetic property has been improved.

Drawings

Fig. 1 is a schematic diagram of a sponge city water supply and drainage system provided by an embodiment of the application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 1.

Fig. 4 is an enlarged view of a portion C in fig. 1.

Description of reference numerals: 1. a foundation; 11. a barrier; 2. a water diversion groove; 21. a water diversion section; 22. a water diversion hole; 221. a butting block; 23. a reservoir; 3. a filter cartridge; 31. a top ring; 311. a connecting ring; 32. a barrel; 321. a filtration pore; 4. a mounting ring; 41. a handle; 5. a pressure sensor; 51. an alarm lamp; 6. a guide rail; 61. a slider; 611. a dovetail groove; 62. a squeegee; 621. a dovetail block; 7. a slipping component; 71. a screw rod; 72. a gear; 73. a rack; 74. a grip; 8. a limiting block; 9. a butt joint plate; 91. a cushion pad.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses sponge city water supply and drainage system. Referring to fig. 1, it includes ground 1 and sets up diversion trench 2 on ground 1 surface, and in diversion trench 2 and be located the top and be provided with barrier 11, and the upper surface of barrier 11 and the surface of ground 1 level each other, and when rainwater entered into diversion trench 2, barrier 11 can carry out the separation to great rubbish impurity. The barrier 11 is detachably connected with the water diversion groove 2, and the barrier 11 can be taken out of the water diversion groove 2.

Referring to fig. 1 and 2, a group of water diversion sections 21 are symmetrically arranged on the bottom wall of the water diversion groove 2, the water diversion sections 21 and the foundation 1 are integrally formed, and the length direction of the water diversion sections 21 is arranged along the length direction of the water diversion groove 2. The upper surface of diversion section 21 sets up to 2 diapire directions of diversion flume from high to low slope, and when rainwater and impurity dropped on diversion section 21, can slide to 2 diapire directions of diversion flume on diversion section 21 under the action of gravity. The diversion hole 22 has been seted up along vertical direction on the diapire of diversion duct 2, and the one end intercommunication that diversion hole 22 kept away from diversion duct 2 direction has cistern 23, runs through in the diversion hole 22 to be provided with cartridge filter 3, is provided with filtration pore 321 on the cartridge filter 3. The inside wall of diversion hole 22 is through pouring the fixed butt piece 221 that is provided with of symmetry, fixedly on the lateral wall of cartridge filter 3 being provided with collar 4, collar 4 offsets with the upper surface of butt piece 221, and the inside wall of the end wall diversion hole 22 of collar 4 is laminated each other. The upper surface of the mounting ring 4 is fixedly welded with a handle 41, and the top end of the handle 41 is close to the surface of the foundation 1. After rainwater and impurity slide from diversion section 21 to 2 diapire directions of diversion flume under the action of gravity, impurity can follow the rainwater and together enter into to filter the hole 321 in, water stain flows into the cistern 23 through filtering the hole 321 in, and impurity can pile up in cartridge filter 3, when clearing up impurity, dismantle barrier 11, pulling handle 41, break away from collar 4 and butt piece 221 each other, take out cartridge filter 3 from diversion hole 22, can need not to enter into to clear up the recovery to filterable rubbish impurity in diversion flume 2.

In order to facilitate the recovery of the garbage impurities, referring to fig. 1 and 2, the filter cartridge 3 includes a top ring 31 and a cylinder 32, the mounting ring 4 is integrally disposed on the outer sidewall of the top ring 31, the cylinder 32 is located below the top ring 31, and the filter hole 321 is disposed on the cylinder 32. The lower surface of the top ring 31 is integrally provided with a connection ring 311, and the connection ring 311 is disposed along the circumferential direction of the top ring 31. The inside wall of barrel 32 and the lateral wall threaded connection of go-between 311 take out the back with cartridge filter 3 from leading water hole 22, can rotate barrel 32, break away from barrel 32 and go-between 311 each other, change barrel 32, conveniently retrieve rubbish impurity fast.

In order to prolong the life of the drainage system, referring to fig. 1 and 2, the abutting block 221 is provided with the pressure sensor 5, the detection end of the pressure sensor 5 abuts against the lower surface of the mounting ring 4, and after the filter cartridge 3 is mounted in the drainage hole 22, the pressure sensor 5 can detect the pressure of the mounting ring 4 to determine the gravity of the filter cartridge 3. Pressure sensor 5 is connected with alarm lamp 51, and alarm lamp 51 fixed mounting is on the inside wall of diversion trench 2, and when the pressure value that pressure sensor 5 detected exceeded the setting value, it was more to judge the rubbish impurity in the cartridge filter 3 this moment, and control alarm lamp 51 shines the warning this moment, reminds to clear up in time the recovery to the rubbish in the cartridge filter 3 to reduce cartridge filter 3 because impurity too much and take place the phenomenon of damage.

In order to improve the aesthetic property of the drainage system, referring to fig. 1 and 3, a guide rail 6 is fixedly arranged on the top wall of the water diversion section 21 through bolts, the length direction of the guide rail 6 is arranged along the inclined direction of the surface of the water diversion section 21, and the guide rail 6 is close to the inner side wall of the water diversion groove 2. The guide rail 6 is provided with a slide block 61 in a sliding manner, and the slide block 61 can slide along the length direction of the guide rail 6. The end wall of the sliding block 61 is connected with a scraping plate 62, the scraping plate 62 is detachably connected with the sliding block 61, the scraping plate 62 is abutted to the surface of the water diversion section 21, and the length direction of the scraping plate 62 is arranged along the width direction of the water diversion groove 2. Be provided with subassembly 7 that slides on water diversion section 21, when clearing up the recovery to the rubbish impurity in water diversion channel 2, slide on the slide rail through subassembly 7 drive slide rail that slides, drive scraper blade 62 and slide on water diversion section 21's surface, can water diversion section 21 impurity on the surface strikes off when scraper blade 62 slides, the impurity that will water diversion section 21 goes up the adhesion strikes off to water diversion channel 2 diapire direction, make the impurity of water diversion section 21 adhesion on the surface drop to cartridge filter 3 in, thereby the clean effect to the interior impurity spot of water diversion channel 2 has been improved.

Referring to fig. 1, 3 and 4, the sliding assembly 7 includes a screw rod 71, a gear 72, a rack 73 and a handle 74, the screw rod 71 is rotatably disposed on the water diversion section 21, the length direction of the screw rod 71 is disposed along the length direction of the guide rail 6, and the slider 61 is in threaded connection with the screw rod 71. The gear 72 is fixedly arranged at one end of the screw rod 71 far away from the bottom wall direction of the flume 2, and the gear 72 and the screw rod 71 are coaxially arranged. The rack 73 can be meshed with the gear 72, and the handle 74 is fixedly welded on the back of the rack 73. When the surface of the water diversion section 21 is cleaned, after the grille 11 is taken out of the water diversion groove 2, a worker connects and fixes the scraper 62 and the slider 61, holds the handle 74, mutually meshes the rack 73 and the gear 72, drives the handle 74 to enable the rack 73 to be abutted against the gear 72, further drives the gear 72 to rotate, further drives the screw rod 71 to rotate, at the moment, the slider 61 is abutted against the sliding rail, thereby driving the slider 61 to slide on the outer side wall of the screw rod 71, and further driving the scraper 62 to slide. Meanwhile, the rack 73 and the gear 72 are separated from each other, and the slide block 61 in different water guide grooves 2 can be driven to slide by one rack 73.

In order to reduce the construction cost of the drainage system, referring to fig. 1 and 3, a dovetail groove 611 is formed on the surface of the sliding block 61, a dovetail block 621 which can be inserted into the dovetail groove 611 is integrally arranged on the end wall of the scraper 62, and the dovetail block 621 and the dovetail groove 611 are matched with each other. Be provided with stopper 8 through the round pin hub rotation on the slider 61, when clearing up drainage section 21 surface, insert dovetail block 621 and establish to dovetail 611 in, then rotate stopper 8, offset stopper 8 and dovetail block 621 to realize being connected between scraper blade 62 and the slider 61 fast, it is fixed effectual to connect simultaneously. When the scraper plate 62 is not needed, the limiting block 8 is rotated, and the dovetail block 621 and the dovetail groove 611 are separated from each other, so that the garbage impurities can obliquely slide into the filter cylinder 3 on the water diversion section 21, and the operation is convenient and rapid. Meanwhile, one scraper 62 can be connected with the sliding blocks 61 in different water guide grooves 2, and cleaning cost is reduced.

In order to prolong the service life of the drainage system, referring to fig. 1, a butt plate 9 is fixedly arranged on the inner side wall of the diversion trench 2, a barrier 11 abuts against the upper surface of the butt plate 9, a cushion pad 91 is arranged between the butt plate 9 and the barrier 11, and the cushion pad 91 is made of rubber. The convenience is dismantled the installation between railing 11 and flume 2, and blotter 91 can cushion 11's pressure simultaneously, and butt joint board 9 is difficult for taking place to damage when supporting.

The implementation principle of a sponge city water supply and drainage system of the embodiment of the application is as follows: when rubbish impurity in the diversion trench 2 needs to be cleared up, the worker takes out the barrier 11 from the diversion trench 2, then inserts the dovetail block 621 on the scraper blade 62 into the dovetail groove 611, and rotates the limiting block 8 to make the dovetail block 621 abut against, so that the scraper blade 62 abuts against the surface of the diversion section 21. Then drive handle 74 makes rack 73 offset with gear 72, utilize rack 73 to drive gear 72 and lead screw 71 and rotate, lead screw 71 rotates the time drive slider 61 and slides on the slide rail, and then drive scraper blade 62 and slide on water diversion section 21, scrape the impurity rubbish of the surperficial adhesion of water diversion section 21 to the 2 diapire directions of diversion flume, make rubbish impurity drop to in the cartridge filter 3, the cartridge filter 3 filters impurity, the workman only needs to stimulate handle 41 on ground 1, break away from collar 4 and butt piece 221 each other, be about to take cartridge filter 3 out from diversion hole 22, the effect of the rubbish impurity recovery clearance in the diversion flume 2 fast is realized, need not artificially to enter into to clear up rubbish in diversion flume 2, the degree of difficulty of cleaning work has been reduced.

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 sponge city water supply and drainage system, includes ground (1) and division flume (2) on ground (1), just be located the top in flume (2) and be provided with barrier (11) that flush each other with ground (1) surface, its characterized in that: the barrier (11) is detachably connected with the water diversion groove (2), the bottom wall of the water diversion groove (2) is obliquely provided with a water diversion section (21), the bottom wall of the water diversion groove (2) is provided with a water diversion hole (22), and one end, away from the water diversion groove (2), of the water diversion hole (22) is communicated with a water storage pool (23); the improved water filter is characterized in that a filter cylinder (3) penetrates through the water diversion hole (22), a butting block (221) is fixedly arranged on the inner side wall of the water diversion hole (22), a mounting ring (4) which is butted against the upper surface of the butting block (221) is fixedly arranged on the outer side wall of the filter cylinder (3), and a handle (41) is fixedly arranged on the upper surface of the mounting ring (4).

2. The sponge city water supply and drainage system of claim 1, wherein: cartridge filter (3) are including apical ring (31) and barrel (32), collar (4) are fixed to be set up on the lateral wall of apical ring (31), barrel (32) are located the below of apical ring (31), the lower fixed surface of apical ring (31) is provided with go-between (311), the inside wall of barrel (32) and the lateral wall threaded connection of go-between (311).

3. The sponge city water supply and drainage system of claim 2, wherein: install pressure sensor (5) that offset with collar (4) lower surface on butt piece (221), pressure sensor (5) are connected with alarm lamp (51), install on the inside wall of diversion trench (2) alarm lamp (51), alarm lamp (51) are used for shining when the pressure value that pressure sensor (5) detected exceeds the setting value.

4. The sponge city water supply and drainage system of claim 1, wherein: fixed guide rail (6) that is provided with on the roof of water diversion section (21), it is provided with slider (61) to slide on guide rail (6), can dismantle on the end wall of slider (61) is connected with scraper blade (62) that offsets with water diversion section (21) surface, be provided with on water diversion section (21) and slide subassembly (7), slide subassembly (7) are used for driving slider (61) and slide along the length direction of slide rail on the slide rail.

5. The sponge city water supply and drainage system of claim 4, wherein: the sliding assembly (7) comprises a screw rod (71), a gear (72), a rack (73) and a handle (74), the screw rod (71) is rotatably arranged on the water diversion section (21), the screw rod (71) is in threaded connection with the sliding block (61), the gear (72) is fixedly arranged at one end, far away from the direction of the bottom wall of the water diversion groove (2), of the screw rod (71), the rack (73) can be meshed with the gear (72), and the handle (74) is fixedly arranged on the back face of the rack (73).

6. The sponge city water supply and drainage system of claim 4, wherein: the surface of the sliding block (61) is provided with a dovetail groove (611), the end wall of the scraping plate (62) is fixedly provided with a dovetail block (621) capable of being inserted into the dovetail groove (611), and the dovetail block (621) is matched with the dovetail groove (611).

7. The sponge city water supply and drainage system of claim 6, wherein: the sliding block (61) is provided with a limiting block (8) which can abut against the surface of the dovetail block (621) in a rotating mode.

8. The sponge city water supply and drainage system of claim 1, wherein: the utility model discloses a diversion trench, including diversion trench (2), the inside wall of diversion trench is last to be fixed to be provided with butt plate (9) that a plurality of and barrier (11) diapire offseted, be provided with blotter (91) between butt plate (9) and barrier (11).