A self-cleaning device for a sloping tube sedimentation tank

Abstract

The present application relates to the technical field of inclined tube sedimentation tank, in particular to a self-cleaning device for inclined tube sedimentation tank, which comprises a sedimentation tank and a cleaning pipe respectively, a sedimentation tank is fixedly arranged at the bottom of the sedimentation tank, a sedimentation mechanism is installed in the sedimentation tank, a motor, a negative pressure pump, a cleaning pump and a gas cleaning pump are fixedly installed on the surface of the sedimentation tank respectively, a suction pipe is communicated with the negative pressure port of the negative pressure pump, the ports of the gas cleaning pump and the cleaning pump are communicated with the cleaning pipe, an overflow pipe is installed on the upper part of the sedimentation tank, and a group of inclined tube mechanisms are linearly arranged in the sedimentation tank. The beneficial effects of the present application are as follows: in the normal working state of the filter cartridge, the cleaning pump does not work, the gas cleaning pump normally discharges gas, and then the online gas cleaning of the filter cartridge is realized through the gas cleaning principle, and the loss of cleaning water is effectively reduced through the realization of the online gas cleaning function in the normal mode.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of inclined tube sedimentation tank, in particular to a self-cleaning device for inclined tube sedimentation tank. BACKGROUND

[0002] The shape of the current sedimentation tank is mainly box type, and the box type inclined tube sedimentation tank is arranged with inclined tubes in the upper part of the main body of the sedimentation tank, so as to enhance the sedimentation efficiency. The solid-liquid reverse flow form is adopted for the inclined tube, that is, water enters from the bottom of the inclined tube and moves upward, and the flocculation in the inclined tube moves downward and is deposited at the bottom of the sedimentation tank by gravity and is discharged from the sedimentation tank. However, during the daily use of the inclined tube, the sludge may be blocked.

[0003] In the prior art, a patent with publication number CN218106836U discloses an automatic cleaning super-efficient separation box type inclined tube sedimentation tank, which comprises a sedimentation tank body, and the inside of the sedimentation tank body is provided with a sedimentation zone, a water distribution zone, an inclined tube zone and a clear water zone from bottom to top. The above-mentioned sedimentation tank is provided with a slag scraper above the inclined tube zone, and cooperates with the perforated aeration pipe below the inclined tube zone, so as to scrape off the floating slag from the inclined tube zone, and the scraped floating slag is collected in the slag skimming groove, so as to avoid the sludge from descending by gravity and blocking the inclined tube of the inclined tube zone. However, the self-cleaning sedimentation tank cannot intelligently monitor the blockage degree of the sedimentation tank or the inclined tube structure, and the loss of cleaning water is high during cleaning. In addition, the existing sedimentation tank is not convenient for online maintenance of the inclined tube mechanism. Therefore, the present application provides a self-cleaning device for inclined tube sedimentation tank to solve the problems in the background art. SUMMARY

[0004] The present application provides a self-cleaning device for inclined tube sedimentation tank to solve the problems of the existing self-cleaning sedimentation tank, that is, the self-cleaning device cannot intelligently monitor the blockage degree of the sedimentation tank or the inclined tube structure, and the loss of cleaning water is high during cleaning. In addition, the existing sedimentation tank is not convenient for online maintenance of the inclined tube mechanism.

[0005] The technical scheme for solving the above technical problems is as follows: a self-cleaning device for inclined tube sedimentation tank, comprising a sedimentation tank and a cleaning pipe, the bottom of the sedimentation tank is fixedly provided with a sedimentation tank, the inside of the sedimentation tank is installed with a sedimentation mechanism, the surface of the sedimentation tank is fixedly installed with a motor, a negative pressure pump, a cleaning pump and an air cleaning pump, the negative pressure port of the negative pressure pump is communicated with a sludge suction pipe, the ports of the air cleaning pump and the cleaning pump are communicated with the cleaning pipe, the inner upper part of the sedimentation tank is installed with an overflow pipe, and the inside of the sedimentation tank is installed with a group of inclined tube mechanisms arranged in linear array.

[0006] The inclined pipe mechanism comprises a carrier fixedly connected with a sediment tank, an inner wall of the carrier is slidably connected with an inclined cylinder, a surface of the carrier is provided with a reciprocating driving component for driving the inclined cylinder to reciprocate, an inner wall of the inclined cylinder is fixedly provided with an inner cylinder, opposite surfaces of the inclined cylinder and the inner cylinder are rotatably connected with a filter cylinder, an inner wall of the inner cylinder is provided with a cleaning cover which is slidably attached to the filter cylinder, an inner portion of the cleaning cover is fixedly provided with a cavity which is in communication with a cleaning pipe, the inner portion of the cleaning cover is provided with a plurality of cleaning holes which are linearly arranged and face the filter cylinder, tail ends of the cleaning holes are in communication with the cavity, the inner portion of the inclined cylinder is divided into a pollution collecting cavity and an overflow cavity which are isolated from each other, the pollution collecting cavity and the overflow cavity are both open on a side opposite to the filter cylinder, a bottom end of the pollution collecting cavity is in communication with a pollution suction pipe, a surface of the overflow cavity is in communication with an overflow pipe, the inner portion of the inner cylinder is provided with a cleaning brush which is attached to the filter cylinder, a surface of the inner cylinder is provided with a linkage module which is driven by a motor, surfaces of the cleaning brush and the filter cylinder are both in transmission connection with the linkage module.

[0007] The present application has the following advantages:

[0008] 1、When the present application works, the setting of the cleaning cover, the cleaning hole and other structures enables the inclined pipe sediment tank to realize efficient air cleaning and online self-maintenance during the sedimentation operation, when in use, the single-chip microcomputer calculates the flow difference of the two flow sensors to intelligently judge the degree of blockage of the filter cylinder, when the value difference of the two flow sensors exceeds the set threshold, the air cleaning pump and the cleaning pump perform the cleaning operation on the filter cylinder, under the normal working condition of the filter cylinder, the cleaning pump does not work, the air cleaning pump normally discharges air, and then the online air cleaning of the filter cylinder is realized through the air cleaning principle, the online air cleaning function in the normal mode is realized, thereby effectively reducing the loss of cleaning water, when the single-chip microcomputer judges that the degree of blockage of the filter cylinder reaches the set value, the air cleaning pump is closed and the cleaning pump works, and then efficient cleaning of the filter cylinder is realized through the cleaning principle.

[0009] 2、When the present application works, the setting of the half gear, the driving tooth plate and the back-and-forth spring enables the inclined cylinder to reciprocate synchronously with the inner cylinder within the set stroke after the main shaft is driven, the reciprocating effect of the inclined cylinder and the inner cylinder is realized, thereby effectively improving the self-discharge efficiency of the sediments in the inclined pipe mechanism, and the reciprocating structure of the inclined cylinder, the inner cylinder and the filter cylinder can effectively reduce the accumulation and adhesion rate of the sediments on the inner wall of the filter cylinder, thereby reducing the rate of damage or blockage of the filter cylinder.

[0010] 3、When the filter cylinder is driven to rotate by the motor in the present application, the cleaning brush shaft rotates at a different speed from the filter cylinder, after the cleaning brush shaft rotates, the spiral cleaning brush piece brushes downward, the cleaning effect of the spiral cleaning brush piece on the filter cylinder is realized, thereby efficiently removing the sediments adhered to the filter cylinder, thereby maintaining the high filtration performance of the filter cylinder.

[0011] On the basis of the above technical solutions, the application can also be improved as follows.

[0012] Further, the sedimentation mechanism comprises a purification cavity opened in the interior of the sedimentation tank and communicated with the overflow pipe, a floating plant purification layer installed in the interior of the purification cavity, a clean water discharge pipe fixedly communicated with the purification cavity, a sewage collecting pipe installed in the interior of the sedimentation tank, and a sewage inlet pipe installed on the surface of the sedimentation tank and communicated with the sedimentation tank, a sewage collecting opening communicated with the sedimentation tank is opened in the top of the sewage collecting pipe, a conveying shaft driven by a conveying motor is rotatably connected to the axial position of the sewage collecting pipe, helical conveying blades are fixedly installed on the circumferential surface of the conveying shaft, the circumferential surface of the helical conveying blades is rotatably attached to the sewage collecting pipe, and a sewage discharge valve is fixedly installed at the tail of the sewage collecting pipe.

[0013] The beneficial effect of the above further scheme is that, in use, the sedimentation tank collects the sewage entering the sewage inlet pipe and the sewage discharged by the inclined pipe mechanism, the sedimentation sewage is sent into the sewage collecting pipe through the sewage collecting opening, and the sedimentation sewage in the sewage collecting pipe is finally discharged outward through the helical conveying blades.

[0014] Further, the reciprocating guide component comprises a supporting ring fixed to the circumferential surface of the inclined cylinder, a main shaft rotatably connected to the inner wall of the carrier, and a guide tooth plate parallel to the inclined cylinder and fixed to the surface of the supporting ring, the output shaft end of the motor is in transmission connection with the main shaft through a first chain belt, a half gear is fixedly installed on the circumferential surface of the main shaft, the circumferential surface of the half gear is in transmission connection with the guide tooth plate, and a rebound spring is installed between the opposite surfaces of the supporting ring and the carrier.

[0015] The beneficial effect of the above further scheme is that, in use, the setting of the half gear, the guide tooth plate and the rebound spring enables the inclined cylinder to reciprocate synchronously with the inner cylinder within a set stroke after the main shaft is driven, the reciprocating vibration effect of the inclined cylinder and the inner cylinder is realized, the self-discharge efficiency of the sedimentation sewage in the inclined pipe mechanism is effectively improved, the accumulation and adhesion rate of the sedimentation sewage on the inner wall of the filter cylinder is effectively reduced through the reciprocating vibration structure of the inclined cylinder, the inner cylinder and the filter cylinder, and the damage or clogging rate of the filter cylinder is reduced.

[0016] Further, the cleaning brush comprises a cleaning brush shaft rotatably connected to the interior of the inner cylinder and parallel to the inner cylinder, helical cleaning blades are fixedly installed on the circumferential surface of the cleaning brush shaft, the circumferential surface of the helical cleaning blades is rotatably attached to the filter cylinder, and an upper gear engaged with the linkage module is fixedly installed on the top of the cleaning brush shaft.

[0017] The beneficial effect of the above further scheme is that, when the filter cylinder is driven to rotate by the motor, the cleaning brush shaft rotates at a differential speed with the filter cylinder, the helical cleaning blades brush downward after the cleaning brush shaft rotates, the cleaning effect of the helical cleaning blades on the filter cylinder is realized, the sedimentation sewage adhered to the filter cylinder is effectively removed, and the high filtration performance of the filter cylinder is maintained.

[0018] Further, the linkage module comprises a shaft coupling rotatingly connected to the top of the inner cylinder, a lower gear ring fixed to the lateral surface of the filter cylinder, a driven sleeve fixed to the top end of the cleaning brush shaft, and a transmission shaft rotatingly connected to the inner wall of the carrier and coaxially arranged with the driven sleeve, the lateral surface of the shaft coupling is fixedly installed with a linkage gear and a lower gear, the lateral surface of the linkage gear is in transmission connection with the upper gear, the lateral surface of the lower gear is in transmission connection with the lower gear ring, the inner part of the driven sleeve is fixedly provided with a shaft slot with a top end opening, the inner wall of the shaft slot is in sliding connection with the transmission shaft, the inner wall of the carrier is rotatingly connected with a secondary shaft, the lateral surface of the secondary shaft is in transmission connection with the main shaft through a second chain belt, the tail end of the secondary shaft and the top end of the transmission shaft are both fixedly installed with linkage bevel gears, and the two linkage bevel gears are in meshing with each other.

[0019] Further, the cross sections of the shaft slot and the transmission shaft are both regular polygons.

[0020] The beneficial effect of the above further scheme is that, in use, the regular polygon cross sections of the shaft slot and the transmission shaft are arranged, so that the transmission shaft can continuously and effectively drive the driven sleeve in the process of the reciprocating vibration of the inclined cylinder, the inner cylinder and the driven sleeve.

[0021] Further, it further comprises a spoiler shaft rotatingly connected to the position of the axis of the inner cylinder, the lateral surface of the spoiler shaft is fixedly installed with a group of spoiler rods arranged in a circumferential array, the top of the spoiler shaft is fixedly installed with a differential gear a, and the lateral surface of the driven sleeve is fixedly installed with a differential gear b in meshing with the differential gear a.

[0022] The beneficial effect of the above further scheme is that, through the arrangement of the spoiler shaft, the spoiler rods and the rotating state of the filter cylinder in operation, the deposition rate of the precipitate in the filter cylinder is further reduced.

[0023] Further, the pollution collection cavity is arranged outside the cleaning cover, the first hose is fixedly communicated between the cavity and the opposite surface of the cleaning pipe, the second hose is communicated with the bottom end of the pollution collection cavity, the other end of the second hose is communicated with the pollution suction pipe, and the third hose is fixedly communicated between the overflow cavity and the opposite surface of the overflow pipe.

[0024] Further, the axis of the cleaning hole is perpendicular to the axis of the inclined cylinder, the inner part of the filter cylinder is fixedly provided with a filler, the bottom end of the filter cylinder is fixedly provided with a precipitate outlet, and the included angle between the axes of the inclined cylinders is 60°.

[0025] Further, the surface of the sediment tank is fixedly installed with a single-chip microcomputer, the sewage inlet of the sewage inlet pipe and the liquid outlet of the overflow pipe are fixedly installed with flow sensors, the communication parts of the cleaning pump and the air cleaning pump with the cleaning pipe are provided with electromagnetic valves, the water inlet port of the cleaning pump is communicated with a water inlet joint, and the air inlet port of the air cleaning pump is fixedly installed with a filter.

[0026] The beneficial effect of the further scheme is that, in use, the single-chip microcomputer intelligently judges the clogging degree of the filter cartridge by calculating the flow difference of the two flow sensors, and when the numerical difference of the two flow sensors exceeds a set threshold value, the air cleaning pump and the cleaning pump perform the cleaning operation on the filter cartridge.

[0027] In the normal working state of the filter cartridge, the cleaning pump does not work, the air cleaning pump normally discharges air, and then the air cleaning principle is realized to clean the filter cartridge.

[0028] When the single-chip microcomputer judges that the clogging degree of the filter cartridge reaches a set value, the air cleaning pump is closed, the cleaning pump works, and then the efficient cleaning of the filter cartridge is realized through the cleaning principle. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0030] Figure 2 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank. Figure 1 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0031] Figure 3 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0032] Figure 4 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0033] Figure 5 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank. Figure 4 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0034] Figure 6 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank. Figure 4 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0035] Figure 7 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0036] Figure 8 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank. Figure 7 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0037] Figure 9 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank. Figure 7 It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank. It is a sectional structure schematic view of the self-cleaning device for the inclined pipe of the inclined pipe sedimentation tank.

[0038] The components represented by the reference numbers in the drawings are listed as follows:

[0039] 1, sediment tank; 2, cleaning pipe; 3, sediment tank; 4, motor; 5, negative pressure pump; 6, cleaning pump; 7, air cleaning pump; 8, suction pipe; 9, overflow pipe; 10, carrier; 11, inclined cylinder; 12, inner cylinder; 13, filter cylinder; 14, cleaning cover; 15, cleaning hole; 16, sewage collection cavity; 17, overflow cavity; 18, purification cavity; 19, floating plant purification layer; 20, clean water discharge pipe; 21, sewage collection pipe; 22, sewage inlet pipe; 23, spiral conveying blade; 24, support ring; 25, main shaft; 26, driving tooth plate; 27, half gear; 28, back and forth spring; 29, cleaning brush shaft; 30, spiral cleaning brush piece; 31, upper gear; 32, lower gear ring; 33, driven sleeve; 34, transmission shaft; 35, linkage gear; 36, lower gear; 37, auxiliary shaft; 38, spoiler shaft; 39, spoiler rod; 40, single-chip microcomputer; 41, flow sensor. DETAILED DESCRIPTION

[0040] The principles and characteristics of the present application are described below in conjunction with the drawings, and the examples are only used to explain the present application and are not used to limit the scope of the present application.

[0041] The present application provides the following preferred embodiments

[0042] As Figures 1-9 shown, a self-cleaning device for an inclined tube sedimentation tank, respectively comprising a sediment tank 1 and a cleaning pipe 2, the bottom of the sediment tank 1 is fixedly provided with a sediment tank 3, and a sedimentation mechanism is installed in the interior of the sediment tank 1;

[0043] The surface of the sediment tank 1 is fixedly installed with a motor 4, a negative pressure pump 5, a cleaning pump 6 and an air cleaning pump 7, the negative pressure port of the negative pressure pump 5 is communicated with a suction pipe 8, the ports of the air cleaning pump 7 and the cleaning pump 6 are communicated with the cleaning pipe 2, and the communication portions of the cleaning pump 6 and the air cleaning pump 7 with the cleaning pipe 2 are both provided with electromagnetic valves;

[0044] The inner upper portion of the sediment tank 1 is installed with an overflow pipe 9;

[0045] The sedimentation mechanism respectively comprises a purification cavity 18 opened in the interior of the sediment tank 1 and communicated with the overflow pipe 9, a floating plant purification layer 19 installed in the interior of the purification cavity 18, a clean water discharge pipe 20 fixedly communicated with the purification cavity 18, a sewage collection pipe 21 installed in the interior of the sediment tank 1 and an inlet pipe 22 installed on the surface of the sediment tank 1 and communicated with the sediment tank 3, the top of the sewage collection pipe 21 is opened with a sewage collection port communicated with the sediment tank 3, the axis position of the sewage collection pipe 21 is rotationally connected with a conveying shaft driven by the conveying motor 4, the circumferential surface of the conveying shaft is fixedly installed with a spiral conveying blade 23, the circumferential surface of the spiral conveying blade 23 is rotationally fitted with the sewage collection pipe 21, and the tail portion of the sewage collection pipe 21 is fixedly installed with a sewage discharge valve.

[0046] In use, the sedimentation tank 3 collects the sewage entering through the sewage inlet pipe 22 and the sludge discharged by the inclined pipe mechanism, and the sludge is sent into the sludge collecting pipe 21 through the sludge collecting port, and the sludge in the sludge collecting pipe 21 is finally discharged outward through the spiral conveying blade 23.

[0047] The inside of the sedimentation tank 1 is provided with a group of linearly arrayed inclined pipe mechanisms.

[0048] The inclined pipe mechanism comprises a carrier 10 fixedly connected with the sedimentation tank 1, the inner wall of the carrier 10 is slidably connected with an inclined cylinder 11, the included angle between the axis of the inclined cylinder 11 and the horizontal plane is 60°, and the surface of the carrier 10 is provided with a reciprocating driving component for driving the inclined cylinder 11 to reciprocate.

[0049] The inner wall of the inclined cylinder 11 is fixedly provided with an inner cylinder 12, the opposite surfaces of the inclined cylinder 11 and the inner cylinder 12 are rotatably connected with a filter cylinder 13, the inside of the filter cylinder 13 is fixedly provided with a filler, and the bottom end of the filter cylinder 13 is fixedly provided with a sediment outlet.

[0050] The reciprocating driving component comprises a supporting ring 24 fixed to the side surface of the inclined cylinder 11, a main shaft 25 rotatably connected to the inner wall of the carrier 10, and a driving tooth plate 26 arranged in parallel with the inclined cylinder 11 and fixed to the surface of the supporting ring 24, the output shaft end of the motor 4 is drivingly connected with the main shaft 25 through a first chain belt, the side surface of the main shaft 25 is fixedly provided with a half gear 27, the side surface of the half gear 27 is drivingly connected with the driving tooth plate 26, and a back-and-forth spring 28 is arranged between the opposite surfaces of the supporting ring 24 and the carrier 10.

[0051] In use, the main shaft 25 is driven through the arrangement of the half gear 27, the driving tooth plate 26 and the back-and-forth spring 28, so that the inclined cylinder 11 can reciprocate synchronously with the inner cylinder 12 within the set stroke after the main shaft 25 is driven, and the self-discharge efficiency of the sediment in the inclined pipe mechanism is effectively improved through the reciprocating vibration effect of the inclined cylinder 11 and the inner cylinder 12, and the accumulation and adhesion rate of the sediment on the inner wall of the filter cylinder 13 is effectively reduced through the reciprocating vibration structure arrangement of the inclined cylinder 11, the inner cylinder 12 and the filter cylinder 13, thereby reducing the damage or clogging rate of the filter cylinder 13.

[0052] The inner wall of the inner cylinder 12 is provided with a cleaning cover 14 slidably fitted with the filter cylinder 13, and the inside of the cleaning cover 14 is fixedly provided with a cavity in communication with the cleaning pipe 2.

[0053] The opposite surfaces of the cavity and the cleaning pipe 2 are fixedly communicated with a first hose;

[0054] The inside of the cleaning cover 14 is provided with a group of cleaning holes 15 linearly arrayed and facing the filter cylinder 13, the tail end of the cleaning hole 15 is in communication with the cavity, and the axis of the cleaning hole 15 is perpendicular to the axis of the inclined cylinder 11.

[0055] The inner part of the inclined cylinder 11 is divided into a dirt collecting cavity 16 and an overflow cavity 17 which are isolated from each other, and the dirt collecting cavity 16 and the overflow cavity 17 are both open to one side of the filter cylinder 13. The bottom end of the dirt collecting cavity 16 is in communication with the dirt suction pipe 8, and the dirt collecting cavity 16 is arranged outside the cleaning cover 14. The bottom end of the dirt collecting cavity 16 is in communication with a second hose, and the other end of the second hose is in communication with the dirt suction pipe 8;

[0056] The surface of the overflow cavity 17 is in communication with the overflow pipe 9, and the overflow cavity 17 is fixedly connected in communication with a third hose between the opposite surfaces of the overflow pipe 9.

[0057] The inner cylinder 12 is internally provided with a cleaning brush which is attached to the filter cylinder 13. The surface of the inner cylinder 12 is provided with a linkage module which is driven by the motor 4. The surface of the cleaning brush and the filter cylinder 13 are both in transmission connection with the linkage module.

[0058] The cleaning brush comprises a cleaning brush shaft 29 which is rotationally connected to the inner part of the inner cylinder 12 and is arranged in parallel with the inner cylinder 12. The cleaning brush shaft 29 is fixedly provided with a spiral cleaning brush piece 30 on the lateral surface thereof. The lateral surface of the spiral cleaning brush piece 30 is rotationally attached to the filter cylinder 13. The top of the cleaning brush shaft 29 is fixedly provided with an upper gear 31 which is engaged with the linkage module.

[0059] When the filter cylinder 13 is driven to rotate by the motor 4, the cleaning brush shaft 29 rotates at a different speed from the filter cylinder 13. After the cleaning brush shaft 29 rotates, the spiral cleaning brush piece 30 brushes downward to achieve the cleaning effect on the filter cylinder 13, thereby efficiently removing the deposits adhered to the filter cylinder 13 and maintaining the high filtering performance of the filter cylinder 13.

[0060] The linkage module comprises a shaft coupling which is rotationally connected to the top of the inner cylinder 12, a lower gear ring 32 which is fixedly arranged on the lateral surface of the filter cylinder 13, a driven sleeve 33 which is fixedly arranged on the top end of the cleaning brush shaft 29, and a transmission shaft 34 which is rotationally connected to the inner wall of the carrier frame 10 and is arranged coaxially with the driven sleeve 33. The lateral surface of the shaft coupling is fixedly provided with a linkage gear 35 and a lower gear 36. The lateral surface of the linkage gear 35 is in transmission connection with the upper gear 31. The lateral surface of the lower gear 36 is in transmission connection with the lower gear ring 32. The inner part of the driven sleeve 33 is fixedly provided with a shaft slot which is open at the top end. The inner wall of the shaft slot is in sliding connection with the transmission shaft 34. The inner wall of the carrier frame 10 is rotationally connected with a secondary shaft 37. The lateral surface of the secondary shaft 37 is in transmission connection with the main shaft 25 through a second chain belt. The tail end of the secondary shaft 37 and the top end of the transmission shaft 34 are both fixedly provided with linkage bevel gears which are engaged with each other.

[0061] The cross sections of the shaft slot and the transmission shaft 34 are both regular polygons.

[0062] In use, the oblique cylinder 11, the inner cylinder 12 and the driven sleeve 33 are reciprocated up and down, and the transmission shaft 34 can continuously and effectively drive the driven sleeve 33 through the shaft slot and the regular polygonal cross section of the transmission shaft 34.

[0063] The vortex shaft 38 is rotatably connected to the axis of the inner cylinder 12, and a plurality of vortex rods 39 are fixedly arranged on the circumferential surface of the vortex shaft 38, and a differential gear a is fixedly arranged on the top of the vortex shaft 38, and a differential gear b is fixedly arranged on the circumferential surface of the driven sleeve 33 and engaged with the differential gear a.

[0064] The vortex shaft 38 is arranged to disturb the water to be precipitated in the filter cylinder 13, and the vortex rods 39 and the rotating state of the filter cylinder 13 during operation are arranged to further reduce the accumulation rate of the precipitate in the filter cylinder 13.

[0065] The single-chip microcomputer 40 is fixedly arranged on the surface of the precipitation tank 1, the flow sensors 41 are fixedly arranged on the inlet port of the sewage inlet pipe 22 and the outlet port of the overflow pipe 9, the water inlet joint is communicated with the water inlet port of the cleaning pump 6, and the filter is fixedly arranged on the air inlet port of the air cleaning pump 7.

[0066] In use, the single-chip microcomputer 40 intelligently judges the clogging degree of the filter cylinder 13 by calculating the flow difference of the two flow sensors 41, and when the difference between the values of the two flow sensors 41 exceeds the set threshold value, the air cleaning pump 7 and the cleaning pump 6 perform the cleaning operation on the filter cylinder 13.

[0067] In the normal working state of the filter cylinder 13, the cleaning pump 6 does not work, the air cleaning pump 7 normally discharges air, and then the air cleaning principle is used to clean the filter cylinder 13.

[0068] When the single-chip microcomputer 40 judges that the clogging degree of the filter cylinder 13 reaches the set value, the air cleaning pump 7 is closed, the cleaning pump 6 works, and then the cleaning principle is used to efficiently clean the filter cylinder 13.

[0069] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A self-cleaning device for a sloping tube sedimentation tank, comprising a sedimentation tank (1) and a cleaning tube (2) respectively, characterized in that, The bottom of the sedimentation tank (1) is fixedly provided with a sedimentation tank (3), the inside of the sedimentation tank (1) is provided with a sedimentation mechanism, the surface of the sedimentation tank (1) is fixedly provided with a motor (4), a negative pressure pump (5), a cleaning pump (6) and a gas cleaning pump (7), respectively, the negative pressure port of the negative pressure pump (5) is communicated with a sewage suction pipe (8), the ports of the gas cleaning pump (7) and the cleaning pump (6) are communicated with a cleaning pipe (2), the upper part of the inside of the sedimentation tank (1) is provided with an overflow pipe (9), and the inside of the sedimentation tank (1) is provided with a group of inclined pipe mechanisms arranged in a linear array. The inclined pipe mechanism comprises a carrier (10) fixedly connected with the sedimentation tank (1), the inner wall of the carrier (10) is slidably connected with an inclined cylinder (11), the surface of the carrier (10) is provided with a reciprocating driving part for driving the inclined cylinder (11) to reciprocate, the inner wall of the inclined cylinder (11) is fixedly provided with an inner cylinder (12), the opposite surfaces of the inclined cylinder (11) and the inner cylinder (12) are rotatably connected with a filter cylinder (13), the inner wall of the inner cylinder (12) is provided with a cleaning cover (14) which is slidably attached to the filter cylinder (13), the inside of the cleaning cover (14) is fixedly provided with a cavity which is communicated with the cleaning pipe (2), the inside of the cleaning cover (14) is provided with a group of cleaning holes (15) which are arranged in a linear array and face the filter cylinder (13), the tail end of the cleaning hole (15) is communicated with the cavity, the inside of the inclined cylinder (11) is divided into a sewage collecting cavity (16) and an overflow cavity (17) which are isolated from each other, the sewage collecting cavity (16) and the overflow cavity (17) are both open on the side opposite to the filter cylinder (13), the bottom end of the sewage collecting cavity (16) is communicated with the sewage suction pipe (8), the surface of the overflow cavity (17) is communicated with the overflow pipe (9), the inside of the inner cylinder (12) is provided with a cleaning brush which is attached to the filter cylinder (13), the surface of the inner cylinder (12) is provided with a linkage module driven by the motor (4), and the surfaces of the cleaning brush and the filter cylinder (13) are both drivingly connected with the linkage module. The reciprocating driving part comprises a supporting ring (24) fixed to the circumferential surface of the inclined cylinder (11), a main shaft (25) rotatably connected to the inner wall of the carrier (10) and a driving tooth plate (26) arranged in parallel with the inclined cylinder (11) and fixed to the surface of the supporting ring (24), the output shaft end of the motor (4) is drivingly connected with the main shaft (25) through a first chain belt, the circumferential surface of the main shaft (25) is fixedly provided with a half gear (27), the circumferential surface of the half gear (27) is drivingly connected with the driving tooth plate (26), and a back-and-forth spring (28) is arranged between the opposite surfaces of the supporting ring (24) and the carrier (10). The linkage module comprises a shaft joint rotatably connected to the top of the inner cylinder (12), a lower gear ring (32) fixed to the lateral surface of the filter cylinder (13), a driven sleeve (33) fixed to the top end of the cleaning brush shaft (29), and a transmission shaft (34) rotatably connected to the inner wall of the carrier frame (10) and coaxially arranged with the driven sleeve (33).

2. A self-cleaning device for a sloped tube sedimentation basin according to claim 1, characterized in that, The precipitation mechanism comprises a purification cavity (18) formed in the inner part of the precipitation tank (1) and communicated with the overflow pipe (9), a floating plant purification layer (19) installed in the purification cavity (18), a purified water discharge pipe (20) fixedly communicated with the purification cavity (18), a sewage collecting pipe (21) installed in the inner part of the precipitation tank (1), and a sewage inlet pipe (22) installed on the surface of the precipitation tank (1) and communicated with the sedimentation tank (3).

3. A self-cleaning device for a sloped tube sedimentation basin according to claim 2, characterized in that, The cleaning brush comprises a cleaning brush shaft (29) rotatably connected to the inner part of the inner cylinder (12) and arranged in parallel with the inner cylinder (12).

4. A self-cleaning device for a sloped tube sedimentation basin according to claim 3, characterized in that, The shaft slot and the transmission shaft (34) are both regular polygons in cross section.

5. A device for self-cleaning of a sloped tube of a sloped tube sedimentation basin according to claim 4, characterized in that, A turbulence shaft (38) is rotatably connected to the axis of the inner cylinder (12), a group of turbulence rods (39) are fixedly installed on the lateral surface of the turbulence shaft (38) in a circumferential array, a differential gear a is fixedly installed on the top of the turbulence shaft (38), and a differential gear b engaged with the differential gear a is fixedly installed on the lateral surface of the driven sleeve (33).

6. A self-cleaning device for a sloped tube sedimentation basin according to claim 1, characterized in that, The cavity (16) is arranged outside the cleaning cover (14), a first hose is fixedly communicated between the cavity and the opposite surface of the cleaning pipe (2), the bottom end of the cavity (16) is communicated with a second hose, the other end of the second hose is communicated with the suction pipe (8), and a third hose is fixedly communicated between the overflow cavity (17) and the opposite surface of the overflow pipe (9).

7. A self-cleaning device for a sloped tube sedimentation basin according to claim 1, characterized in that, The axis of the cleaning hole (15) is perpendicular to the axis of the inclined cylinder (11), the inside of the filter cylinder (13) is fixedly provided with filler, the bottom end of the filter cylinder (13) is fixedly provided with a sediment outlet, and the included angle between the axis of the inclined cylinder (11) and the horizontal plane is 60°.

8. A self-cleaning device for a sloped tube sedimentation basin according to claim 2, characterized in that, The surface of the sediment tank (1) is fixedly provided with a single-chip microcomputer (40), the flow sensor (41) is fixedly arranged on the sewage inlet port of the sewage inlet pipe (22) and the liquid outlet port of the overflow pipe (9), the electromagnetic valves are arranged at the communication positions of the cleaning pump (6) and the air cleaning pump (7) and the cleaning pipe (2), the water inlet port of the cleaning pump (6) is communicated with a water inlet joint, and the air inlet port of the air cleaning pump (7) is fixedly provided with an air filter.

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