Flow-controllable accumulated water drainage device for municipal water supply and drainage

Abstract

The invention relates to the technical field of accumulated water drainage devices, and discloses a flow-controllable accumulated water drainage device for municipal water supply and drainage, which comprises a moving box, box doors are arranged on the front side and the back side of the moving box, a water pipe winding mechanism is arranged in the moving box, and a water pipe cleaning mechanism is arranged in the moving box. An auxiliary moving mechanism is arranged at the bottom of the moving box. According to the flow-controllable accumulated water drainage device for municipal water supply and drainage, the exterior of a connecting water pipe is extruded through an upper extrusion roller and a lower extrusion roller, so that accumulated water remaining in the connecting water pipe is discharged before winding, and therefore, bloated cleaning during winding is avoided; meanwhile, sludge outside the connecting water pipe is scraped through the arranged cleaning conical cylinder, the arranged cleaning plate structure rotates on the inner wall of the cleaning conical cylinder to scrape the sludge on the cleaning conical cylinder, and the sludge is collected in a centralized mode through the arranged collecting box, so that centralized cleaning is facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of accumulated water drainage devices, and in particular to an accumulated water drainage device with controllable flow for municipal water supply and drainage. Background Art

[0002] Under heavy rainfall conditions, since the sewers cannot quickly drain the rainwater accumulated on the road surface, auxiliary equipment such as water pumps are needed to drain the water on the road surface to ensure normal traffic on municipal roads.

[0003] According to the description of a flow-controllable municipal water drainage drainage device (authorization announcement number: CN 221545838 U) disclosed on the patent website, "The utility model discloses a flow-controllable municipal water drainage drainage device, including a base and moving wheels, moving wheels are installed at the four corners of the bottom end of the base, a water pump is fixedly installed on the top of the base, a drain port is fixedly connected to the top of the water pump, a water pump port is fixedly connected to one side of the water pump, and a first connecting seat is fixedly connected to one side of the water pump. The flow-controllable municipal water drainage drainage device is provided with locking nuts and other parts. After use, the water hose is placed on the bottom block, and then the fixed block is placed on the bottom block, and the positioning rod is inserted into the second connecting block, and the locking nut is used to screw and fix it. At this time, when the water hose is wound and stored, the water hose will pass between the bottom block and the fixed block, and the cleaning brush can be used to clean the outside of the water hose, so that the outside of the water hose remains clean, solving the problem of inconvenience in cleaning the outside of the water hose."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use of this design, the cleaning brush is provided to clean the surface of the water pipe when it is reeled in. However, after cleaning the inside of the water pipe, the dirt will still remain inside the device and cannot be effectively cleaned. At the same time, when the water pipe is reeled in, water will remain inside the water pipe, making it impossible to discharge it when it is reeled in. Therefore, it is necessary to design a flow-controllable municipal water supply and drainage drainage device to solve the above problems. Summary of the invention

[0006] The object of the present invention is to provide a flow-controllable water drainage device for municipal water supply and drainage to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a flow-controllable municipal water drainage drainage device, comprising a mobile box, push handles are fixedly installed on the left and right sides of the mobile box, box doors are provided on the front and back of the mobile box, a water pipe retracting mechanism is provided inside the mobile box, a water pipe cleaning mechanism is provided inside the mobile box, and an auxiliary moving mechanism is provided at the bottom of the mobile box.

[0008] The water pipe cleaning mechanism comprises a cleaning component and a water squeezing component. The cleaning component is arranged on the inner side of the bottom of the moving box, and the cleaning component is arranged on the inner walls on the left and right sides of the moving box.

[0009] The water pipe retracting mechanism includes a support frame, which is fixedly mounted on the bottom inner side of the moving box, a first motor is fixedly mounted on the outside of the support frame, a reel is fixedly mounted on the output end of the first motor, and the reel is rotatably mounted on the inner side of the support frame, a connecting water pipe is wound around the outside of the reel, an end of the connecting water pipe away from the reel extends to the outside of the moving box and a connecting head is fixedly mounted, a control box is fixedly mounted on the bottom inner side of the moving box, a connecting pipe is fixedly mounted between the outside of the control box and the end of the support frame away from the first motor, a first electric telescopic rod is fixedly mounted on the bottom inner side of the moving box, a gate plate is fixedly mounted on the top of the first electric telescopic rod, and the gate plate is slidably mounted on the inside of the control box, and a water pump is fixedly mounted on the bottom inner side of the moving box to facilitate the reeling of the connecting water pipe and control the flow of water supply and drainage when in use.

[0010] Preferably, two of the water pipe retracting mechanisms and water pipe cleaning mechanisms are provided, and the two water pipe retracting mechanisms and water pipe cleaning mechanisms are symmetrically staggered about the front center line of the mobile box, and the two control boxes are respectively located on both sides of the water pump, used for pumping and draining water respectively, thereby achieving pumping on one side and draining on the other side.

[0011] Preferably, a through hole is opened inside the roller, and the end of the connecting water pipe away from the connecting head extends through the through hole to the end of the support frame away from the first motor, and the end of the connecting pipe away from the control box is rotatably installed on the outside thereof, so that the roller can reel in the connecting water pipe.

[0012] Preferably, the cleaning assembly includes a fixed seat, which is fixedly installed on the bottom inner side of the moving box, a cleaning cone is fixedly installed on the top of the fixed seat, a second motor is fixedly installed on the top of the cleaning cone, a first gear is fixedly installed on the output end of the second motor, a fixing ring is fixedly installed on the outside of the cleaning cone, a second gear is rotatably installed on the outside of the fixing ring, and a cleaning plate is fixedly installed on the outside of the second gear to facilitate cleaning of the surface of the connected water pipe.

[0013] Preferably, a through hole which decreases from the outside to the inside is provided inside the cleaning cone, and the cleaning plate is in contact with the inner wall of the cleaning cone, so that the cleaning plate can clean the cleaning cone easily.

[0014] Preferably, the water squeezing assembly includes a mounting frame, the mounting frame is fixedly mounted on the inner side of the bottom of the movable box, a collecting box is movably mounted inside the mounting frame, sewage discharge plates are fixedly mounted on the left and right inner walls of the movable box, a fixed frame is fixedly mounted on the inner walls of the left and right inner walls of the movable box, a sliding frame is slidably mounted on the outside of the fixed frame, a fixed rail is fixedly mounted on the top of the fixed frame, a third motor is slidably mounted on the outside of the fixed rail, a threaded rod is fixedly mounted on the output end of the third motor, an upper squeezing roller is rotatably mounted on the inner side of the sliding frame, a lower squeezing roller is rotatably mounted on the inner side of the bottom of the fixed frame, an upper scraper is fixedly mounted on the outside of the sliding frame, and a lower scraper is fixedly mounted on the outside of the bottom end of the fixed frame, so as to facilitate the pressurized discharge of accumulated water in the connected water pipe.

[0015] Preferably, a threaded hole is opened at the top of the fixing frame and at the corresponding position of the threaded rod, and the threaded rod is threadedly installed inside the threaded hole, and the end of the threaded rod away from the third motor is rotatably installed on the top of the sliding frame, so that the threaded rod can drive the sliding frame to slide.

[0016] Preferably, the end of the sewage discharge plate away from the inner wall of the moving box is arranged on the top of the mounting frame, the inner side of the upper scraper is in contact with the upper extrusion roller, and the inner side of the lower scraper is in contact with the lower extrusion roller, so that the lower scraper and the upper scraper can clean the surface of the lower extrusion roller and the upper extrusion roller.

[0017] Preferably, the auxiliary moving mechanism includes an installation box, which is fixedly installed on the bottom of the moving box, and the bottom of the installation box is fixedly provided with supporting feet, and a sliding plate is slidably installed inside the installation box, and a second electric telescopic rod is fixedly installed between the bottom of the sliding plate and the bottom of the moving box, and the bottom of the sliding plate is provided with moving wheels, so as to facilitate the movement of the device as a whole and stably place it when placed.

[0018] Preferably, two sliding plates are provided, and the two sliding plates are symmetrically distributed about the center line of the front side of the installation box, and two moving wheels and a second electric telescopic rod are respectively provided at the bottom and the bottom of each sliding plate, so as to facilitate the moving wheels to perform replica movement, and at the same time, the sliding plate drives the moving wheels to perform lifting and sliding.

[0019] Compared with the prior art, the present invention provides a flow-controllable water drainage device for municipal water supply and drainage, which has the following beneficial effects:

[0020] 1. The flow-controllable municipal water supply and drainage drainage device has a water pipe cleaning mechanism. During use, the upper squeezing roller and the lower squeezing roller squeeze the outside of the connecting water pipe, so that the accumulated water inside the connecting water pipe is discharged before reeling, thereby avoiding bloated cleaning during reeling. At the same time, the sludge on the outside of the connecting water pipe is scraped off by the cleaning cone, and the cleaning plate structure is rotated on the inner wall of the cleaning cone to scrape off the sludge on the cleaning cone, and the sludge is collected in a centralized manner through the collection box, so as to facilitate centralized cleaning.

[0021] 2. The flow-controllable municipal water drainage drainage device has a water pipe reeling mechanism. During use, the first motor drives the reel to reel in the connected water pipe. At the same time, the gate moves inside the control box when draining water, thereby adjusting the flow of water supply and drainage.

[0022] 3. The flow-controllable municipal water supply and drainage drainage device has an auxiliary moving mechanism. During use, the moving wheels make the device easy to move. At the same time, when water supply and drainage are carried out, the moving wheels are retracted and the feet are supported on the ground, thereby improving the overall stability of the device and avoiding slipping during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0024] Figure 1 This is a schematic diagram of the appearance structure of the present invention;

[0025] Figure 2 It is a rear view structural schematic diagram of the present invention;

[0026] Figure 3 It is a front cross-sectional structural schematic diagram of the present invention;

[0027] Figure 4 It is a schematic diagram of a top view and cross-sectional structure of the present invention;

[0028] Figure 5 It is a schematic diagram of the appearance structure of the water pipe retracting mechanism and the connected mechanism of the present invention;

[0029] Figure 6 It is a schematic diagram of the exploded structure of the water pipe retracting mechanism of the present invention;

[0030] Figure 7This is a schematic diagram of the appearance structure of the water pipe cleaning mechanism of the present invention;

[0031] Figure 8 This is a schematic diagram of the appearance structure of the cleaning component of the present invention;

[0032] Fig. 9 It is a schematic diagram of the appearance structure of the water squeezing component of the present invention.

[0033] In the figure: 1, mobile box; 2, push handle; 3, box door; 4, water pipe retracting mechanism; 41, support frame; 42, first motor; 43, reel; 44, connecting water pipe; 45, connector; 46, control box; 47, connecting pipe; 48, first electric telescopic rod; 49, gate; 410, water pump; 5, water pipe cleaning mechanism; 51, cleaning assembly; 511, fixed seat; 512, cleaning cone; 513, second motor; 514, first gear; 515, fixing ring; 516, first Two gears; 517, cleaning plate; 52, water squeezing assembly; 521, mounting frame; 522, collecting box; 523, sewage plate; 524, fixed frame; 525, sliding frame; 526, upper squeezing roller; 527, fixed rail; 528, third motor; 529, threaded rod; 5210, lower squeezing roller; 5211, upper scraper; 5212, lower scraper; 6, auxiliary moving mechanism; 61, mounting box; 62, support foot; 63, sliding plate; 64, second electric telescopic rod; 65, moving wheel. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] Embodiment 1:

[0037] See also Figure 1-5The present invention provides a technical solution: a flow-controllable municipal water drainage drainage device, comprising a mobile box 1, push handles 2 are fixedly installed on the left and right sides of the mobile box 1, box doors 3 are provided on the front and back of the mobile box 1, a water pipe retracting mechanism 4 is provided inside the mobile box 1, a water pipe cleaning mechanism 5 is provided inside the mobile box 1, and an auxiliary moving mechanism 6 is provided at the bottom of the mobile box 1.

[0038] The water pipe retracting mechanism 4 includes a support frame 41, which is fixedly mounted on the inner side of the bottom of the mobile box 1, a first motor 42 is fixedly mounted on the outside of the support frame 41, a reel 43 is fixedly mounted on the output end of the first motor 42, and the reel 43 is rotatably mounted on the inner side of the support frame 41, a connecting water pipe 44 is wound on the outside of the reel 43, and an end of the connecting water pipe 44 away from the reel 43 extends to the outside of the mobile box 1 and a connector 45 is fixedly mounted, a control box 46 is fixedly mounted on the inner side of the bottom of the mobile box 1, a connecting pipe 47 is fixedly mounted between the outer side of the control box 46 and the end of the support frame 41 away from the first motor 42, a first electric telescopic rod 48 is fixedly mounted on the inner side of the bottom of the mobile box 1, a gate plate 49 is fixedly mounted on the top of the first electric telescopic rod 48, and the gate plate 49 is slidably mounted inside the control box 46, and a water pump 410 is fixedly mounted on the inner side of the bottom of the mobile box 1, so as to facilitate the retracting of the connecting water pipe 44 and control the flow of water supply and drainage when in use.

[0039] Furthermore, two water pipe retracting mechanisms 4 and two water pipe cleaning mechanisms 5 are provided, and the two water pipe retracting mechanisms 4 and the water pipe cleaning mechanisms 5 are symmetrically staggered about the front center line of the mobile box 1, and the two control boxes 46 are respectively located on both sides of the water pump 410, which are used for pumping water and draining water respectively, thereby realizing pumping water on one side and draining water on the other side.

[0040] Furthermore, a through hole is opened inside the roller 43, and the end of the connecting water pipe 44 away from the connecting head 45 extends through the through hole to the end of the support frame 41 away from the first motor 42, and the end of the connecting pipe 47 away from the control box 46 is rotatably installed on the outside thereof, so that the roller 43 can reel in the connecting water pipe 44.

[0041] Embodiment 2:

[0042] See also Figure 1-9 In combination with the first embodiment, it is further obtained that the water pipe cleaning mechanism 5 includes a cleaning component 51 and a water squeezing component 52. The cleaning component 51 is arranged on the inner side of the bottom of the moving box 1, and the cleaning component 51 is arranged on the inner walls on the left and right sides of the moving box 1.

[0043] Furthermore, the cleaning assembly 51 includes a fixed seat 511, which is fixedly installed on the inner side of the bottom of the mobile box 1, and a cleaning cone 512 is fixedly installed on the top of the fixed seat 511, and a second motor 513 is fixedly installed on the top of the cleaning cone 512, and a first gear 514 is fixedly installed on the output end of the second motor 513, and a fixing ring 515 is fixedly installed on the outside of the cleaning cone 512, and a second gear 516 is rotatably installed on the outside of the fixing ring 515, and a cleaning plate 517 is fixedly installed on the outside of the second gear 516, so as to facilitate cleaning of the surface of the connected water pipe 44.

[0044] Furthermore, a through hole that decreases from the outside to the inside is provided inside the cleaning cone 512 , and the cleaning plate 517 is in contact with the inner wall of the cleaning cone 512 , so that the cleaning plate 517 can clean the cleaning cone 512 .

[0045] Furthermore, the water squeezing component 52 includes a mounting frame 521, which is fixedly mounted on the inner side of the bottom of the moving box 1, and a collecting box 522 is movably mounted inside the mounting frame 521. Drain plates 523 are fixedly mounted on the left and right inner walls of the moving box 1, and fixed frames 524 are fixedly mounted on the left and right inner walls of the moving box 1. A sliding frame 525 is slidably mounted on the outside of the fixed frame 524, and a fixed rail 527 is fixedly mounted on the top of the fixed frame 524. A third motor 528 is slidably mounted on the outside of the fixed rail 527, and a threaded rod 529 is fixedly mounted on the output end of the third motor 528. An upper squeezing roller 526 is rotatably mounted on the inner side of the sliding frame 525, and a lower squeezing roller 5210 is rotatably mounted on the inner side of the bottom of the fixed frame 524. An upper scraper 5211 is fixedly mounted on the outside of the sliding frame 525, and a lower scraper 5212 is fixedly mounted on the outside of the bottom end of the fixed frame 524, so as to facilitate the pressurized discharge of accumulated water in the connecting water pipe 44.

[0046] Furthermore, a threaded hole is opened at the top of the fixed frame 524 and the corresponding position of the threaded rod 529, and the threaded rod 529 is threadedly installed inside the threaded hole, and the end of the threaded rod 529 away from the third motor 528 is rotatably installed on the top of the sliding frame 525, so that the threaded rod 529 can drive the sliding frame 525 to slide.

[0047] Furthermore, one end of the sewage discharge plate 523 away from the inner wall of the moving box 1 is arranged at the top of the mounting frame 521, the inner side of the upper scraper 5211 is in contact with the upper squeezing roller 526, and the inner side of the lower scraper 5212 is in contact with the lower squeezing roller 5210, so that the lower scraper 5212 and the upper scraper 5211 can clean the surface of the lower squeezing roller 5210 and the upper squeezing roller 526.

[0048] Embodiment three:

[0049] See also Figure 3, and combined with Example 1 and Example 2, it is further obtained that the auxiliary moving mechanism 6 includes an installation box 61, the installation box 61 is fixedly installed at the bottom of the moving box 1, and the bottom of the installation box 61 is fixedly installed with a support leg 62, and the interior of the installation box 61 is slidably installed with a sliding plate 63, and a second electric telescopic rod 64 is fixedly installed between the bottom of the sliding plate 63 and the bottom of the moving box 1, and a moving wheel 65 is provided at the bottom of the sliding plate 63, which is convenient for moving the device as a whole and stably placed when placed.

[0050] Furthermore, two sliding plates 63 are provided, and the two sliding plates 63 are symmetrically distributed about the center line of the front of the installation box 61, and two moving wheels 65 and a second electric telescopic rod 64 are respectively provided at the bottom and the bottom of each sliding plate 63, so that the moving wheel 65 can be moved in a replica, and at the same time, the sliding plate 63 drives the moving wheel 65 to lift and slide.

[0051] During actual operation, when the device is used, the push handle 2 and the moving wheel 65 are used to move the device as a whole to the place where it needs to be set, and then the second electric telescopic rod 64 drives the sliding plate 63 to slide upward inside the installation box 61, so that the sliding plate 63 drives the moving wheel 65 to be retracted into the installation box 61, and the support leg 62 is supported on the ground, and then the first motor 42 drives the winding roller 43 to rotate, so that the winding roller 43 releases the wound connecting water pipe 44, so that the connecting water pipes 44 on both sides are released and laid out, and water is pumped by the water pump 410, and water is pumped into the water pump 410 through the connecting head 45 and the connecting water pipe 44 on one side, and the pumped water is discharged through the connecting head 45 and the connecting water pipe 44 on the other side, and the gate plate 49 is driven by the first electric telescopic rod 48 to slide up and down inside the control box 46 to control the flow of pumping and draining water;

[0052] After the water supply and drainage are completed, the first motor 42 drives the reel 43 to rotate, so that the reel 43 reels the connecting water pipe 44, and the third motor 528 drives the threaded rod 529 to rotate, so that the third screw drives the sliding frame 525 to slide downward on the fixed frame 524, so that the sliding frame 525 drives the upper squeezing roller 526 to move downward, so that the upper squeezing roller 526 and the lower squeezing roller 5210 squeeze and drain the incoming connecting water pipe 44, and at the same time, the upper scraper 5211 and the lower scraper 5212 are used to scrape the surfaces of the upper squeezing roller 526 and the lower squeezing roller 5210, and the sewage is discharged into the collection box 522 through the sewage discharge plate 523;

[0053] At the same time, the surface of the connecting water pipe 44 is scraped by the provided cleaning cone 512, and the sludge is scraped off the connecting water pipe 44. At the same time, the first gear 514 is driven to rotate by the second motor 513, so that the first gear 514 drives the second gear 516 to rotate, and the second gear 516 drives the cleaning plate 517 to rotate on the inner wall of the cleaning cone 512, so that the cleaning plate 517 scrapes off the sludge on the inner wall of the cleaning cone 512, and the sludge is collected in a centralized manner by the provided collecting box 522. After the winding is completed, the collecting box 522 is pulled out of the mounting frame 521 by opening the box door 3, and the dirt in the collecting box 522 is cleaned.

[0054] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A flow-controllable drainage device for municipal water supply and drainage, comprising a mobile box (1), characterized in that: The left and right sides of the moving box (1) are both fixedly provided with push handles (2); the front and back of the moving box (1) are both provided with box doors (3); the interior of the moving box (1) is provided with a water pipe retracting mechanism (4); the interior of the moving box (1) is provided with a water pipe cleaning mechanism (5); and the bottom of the moving box (1) is provided with an auxiliary moving mechanism (6); The water pipe cleaning mechanism (5) comprises a cleaning component (51) and a water squeezing component (52), wherein the cleaning component (51) is arranged on the inner side of the bottom of the moving box (1), and the cleaning component (51) is arranged on the inner walls on the left and right sides of the moving box (1); The water pipe retracting mechanism (4) comprises a support frame (41), the support frame (41) is fixedly mounted on the inner side of the bottom of the mobile box (1), a first motor (42) is fixedly mounted on the outside of the support frame (41), a roller (43) is fixedly mounted on the output end of the first motor (42), and the roller (43) is rotatably mounted on the inner side of the support frame (41), a connecting water pipe (44) is wound around the outside of the roller (43), and one end of the connecting water pipe (44) away from the roller (43) extends to the outside of the mobile box (1) where a connector (44) is fixedly mounted. 45), a control box (46) is fixedly installed on the inner side of the bottom of the mobile box (1), a connecting pipe (47) is fixedly installed between the outer side of the control box (46) and the end of the support frame (41) away from the first motor (42), a first electric telescopic rod (48) is fixedly installed on the inner side of the bottom of the mobile box (1), a gate plate (49) is fixedly installed on the top of the first electric telescopic rod (48), and the gate plate (49) is slidably installed inside the control box (46), and a water pump (410) is fixedly installed on the inner side of the bottom of the mobile box (1).

2. A flow-controllable water drainage device for municipal water supply and drainage according to claim 1, characterized in that: The water pipe retracting mechanism (4) and the water pipe cleaning mechanism (5) are both provided with two, and the two water pipe retracting mechanisms (4) and the water pipe cleaning mechanisms (5) are symmetrically staggered about the front center line of the mobile box (1), and the two control boxes (46) are respectively located on both sides of the water pump (410) and are used for pumping water and draining water respectively.

3. A flow-controllable water drainage device for municipal water supply and drainage according to claim 1, characterized in that: A through hole is provided inside the roller (43), and one end of the connecting water pipe (44) away from the connecting head (45) passes through the through hole and extends to one end of the support frame (41) away from the first motor (42), and one end of the connecting pipe (47) away from the control box (46) is rotatably mounted outside it.

4. A flow-controllable water drainage device for municipal water supply and drainage according to claim 1, characterized in that: The cleaning assembly (51) comprises a fixed seat (511), wherein the fixed seat (511) is fixedly mounted on the inner side of the bottom of the mobile box (1), a cleaning cone (512) is fixedly mounted on the top of the fixed seat (511), a second motor (513) is fixedly mounted on the top of the cleaning cone (512), a first gear (514) is fixedly mounted on the output end of the second motor (513), a fixing ring (515) is fixedly mounted on the outside of the cleaning cone (512), a second gear (516) is rotatably mounted on the outside of the fixing ring (515), and a cleaning plate (517) is fixedly mounted on the outside of the second gear (516).

5. A flow-controllable water drainage device for municipal water supply and drainage according to claim 4, characterized in that: The interior of the cleaning cone (512) is provided with a through hole which decreases from the outside to the inside, and the cleaning plate (517) is in contact with the inner wall of the cleaning cone (512).

6. A flow-controllable water drainage device for municipal water supply and drainage according to claim 1, characterized in that: The squeezing assembly (52) comprises a mounting frame (521), the mounting frame (521) being fixedly mounted on the inner side of the bottom of the moving box (1), a collecting box (522) being movably mounted inside the mounting frame (521), a sewage discharge plate (523) being fixedly mounted on both the left and right inner walls of the moving box (1), a fixing frame (524) being fixedly mounted on both the left and right inner walls of the moving box (1), a sliding frame (525) being slidably mounted on the outside of the fixing frame (524), and a fixing frame (525) being fixedly mounted on the top of the fixing frame (524). A fixed rail (527), a third motor (528) is slidably mounted on the outside of the fixed rail (527), a threaded rod (529) is fixedly mounted on the output end of the third motor (528), an upper squeezing roller (526) is rotatably mounted on the inner side of the sliding frame (525), a lower squeezing roller (5210) is rotatably mounted on the inner side of the bottom of the fixed frame (524), an upper scraper (5211) is fixedly mounted on the outside of the sliding frame (525), and a lower scraper (5212) is fixedly mounted on the outside of the bottom end of the fixed frame (524).

7. A flow-controllable water drainage device for municipal water supply and drainage according to claim 6, characterized in that: A threaded hole is provided at the top of the fixing frame (524) at a position corresponding to the threaded rod (529), and the threaded rod (529) is threadedly installed inside the threaded hole, and one end of the threaded rod (529) away from the third motor (528) is rotatably installed on the top of the sliding frame (525).

8. The flow-controllable water drainage device for municipal water supply and drainage according to claim 6, characterized in that: One end of the sewage discharge plate (523) away from the inner wall of the moving box (1) is arranged on the top of the mounting frame (521), the inner side of the upper scraper (5211) is in contact with the upper squeezing roller (526), ​​and the inner side of the lower scraper (5212) is in contact with the lower squeezing roller (5210).

9. The flow-controllable water drainage device for municipal water supply and drainage according to claim 1, characterized in that: The auxiliary moving mechanism (6) comprises an installation box (61), the installation box (61) is fixedly installed on the bottom of the moving box (1), a support leg (62) is fixedly installed on the bottom of the installation box (61), a sliding plate (63) is slidably installed inside the installation box (61), a second electric telescopic rod (64) is fixedly installed between the bottom of the sliding plate (63) and the bottom of the moving box (1), and a moving wheel (65) is arranged at the bottom of the sliding plate (63).

10. A flow-controllable drainage device for municipal water supply and drainage according to claim 9, characterized in that: Two sliding plates (63) are provided, and the two sliding plates (63) are symmetrically distributed along the front center line of the installation box (61), and two moving wheels (65) and a second electric telescopic rod (64) are respectively provided at the bottom and the bottom of each sliding plate (63).

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