Efficient thickener rake tooth automatic cleaning device and cleaning method thereof

Abstract

The invention discloses an efficient thickener rake tooth automatic cleaning device and a cleaning method thereof, and relates to the technical field of thickener cleaning.The efficient thickener rake tooth automatic cleaning device comprises a base, a machine body, a rake arm rotating frame and a dynamic cleaning module, the machine body is fixedly installed at the top of the outer wall of the base, and the dynamic cleaning module is connected to a cleaning pump system through a water pipe; the dynamic cleaning module is connected to a central controller in the multi-sensor fusion system through a signal line; the multi-sensor fusion system comprises a central controller, an ultrasonic sensor, an infrared sensor and a torque sensor. By installing the multi-sensor fusion system and the dynamic cleaning module, the function of automatically conducting cleaning adjustment according to the sediment state is achieved, the problems that manual sediment recognition and manual cleaning are low in efficiency and not thorough in cleaning are solved, the cleaning automation and intelligence level is improved, and the cleaning efficiency and effect are improved.

Description

Technical Field

[0001] The invention relates to the technical field of thickener cleaning, and in particular to a high-efficiency thickener rake tooth automatic cleaning device and a cleaning method thereof. Background Art

[0002] Thickener is a common solid-liquid separation equipment, widely used in mining, chemical industry, environmental protection and other fields. Rake teeth are one of the core components inside the thickener, and their function is to scrape the sediment to the discharge port. However, with long-term use, sediments are easy to adhere to the surface of the rake teeth, affecting their working efficiency, and may even cause blockage and shutdown of the thickener. In the prior art, manual cleaning or manual cleaning after shutdown is usually adopted, which is cumbersome and affects production efficiency. Therefore, an automatic cleaning device is needed to solve this problem.

[0003] 1. Patent document CN105414130B discloses an automatic cleaning device. The above patent achieves the characteristics of no need to shut down the equipment, better cleaning effect and higher efficiency, but the above patent cannot achieve the function of automatically adjusting the cleaning according to the state of the sediment.

[0004] 2. Patent document CN101763093B discloses a CIP automatic cleaning device. The above patent achieves high cleaning efficiency, good cleaning effect, and no cleaning dead corners, but the above patent cannot achieve the height adjustment function of the cleaning agent spraying.

[0005] 3. Patent document CN112705530B discloses an automatic exhaust pipe cleaning machine and its cleaning device and cleaning method. The above patent realizes one-button intelligence, simple operation, strong practicality, and low maintenance cost, but the above patent cannot realize the function of adjusting the spraying angle of the cleaning agent.

[0006] 4. Patent document CN109695549B discloses an automatic tower cleaning device and cleaning method. The above patent realizes the spiral upward or downward movement of the cleaning equipment along the tower to be cleaned, and has the characteristics of intelligence, low cost and labor saving. However, the above patent cannot realize the function of selecting bristles and quickly changing the size.

[0007] In summary, the above patents cannot realize the functions of automatically adjusting cleaning according to the state of sediment, adjusting the height of the cleaning agent spray, adjusting the spray angle of the cleaning agent, and selecting and quickly changing the size of the bristles, resulting in problems such as slow manual cleaning speed, low safety, incomplete cleaning, low automation level and poor economic benefits; To this end, the present application proposes an efficient thickener rake tooth automatic cleaning device and a cleaning method thereof, which can realize the functions of automatic cleaning adjustment according to the sediment status, height adjustment of cleaning agent spraying, spray angle adjustment of cleaning agent, and selection and rapid size change of bristles. Summary of the invention

[0008] The object of the present invention is to provide a high-efficiency automatic cleaning device for thickener rake teeth and a cleaning method thereof, so as to solve the technical problems proposed in the above-mentioned background technology that the functions of automatically adjusting the cleaning according to the state of the sediment, adjusting the height of the cleaning agent spraying, adjusting the spraying angle of the cleaning agent, and selecting and quickly changing the size of the bristles cannot be realized, resulting in slow manual cleaning speed, low safety, incomplete cleaning, low automation level and poor economic benefits.

[0009] To achieve the above object, the present invention provides the following technical solutions: an automatic cleaning device for rake teeth of a high-efficiency thickener, comprising a base, a body, a rake arm rotating frame and a dynamic cleaning module, wherein the body is fixedly mounted on the top of the outer wall of the base, the dynamic cleaning module is connected to a cleaning pump system through a water pipe, and the dynamic cleaning module is connected to a central controller in a multi-sensor fusion system through a signal line; The multi-sensor fusion system includes: a central controller, an ultrasonic sensor, an infrared sensor and a torque sensor; A first fixed box is fixedly installed on the side of the outer wall of the rake arm rotating frame, a central controller is fixedly installed on the bottom of the inner wall of the first fixed box, a second fixed box is fixedly installed on the bottom of the outer wall of the first fixed box, an ultrasonic sensor, an infrared sensor and a torque sensor are fixedly installed on the bottom of the outer wall of the second fixed box, and the ultrasonic sensor, infrared sensor and torque sensor are all connected to the central controller via data cables.

[0010] Preferably, a second motor is fixedly installed on the front side of the inner wall of the first fixed box, a second rotating shaft is fixedly installed on the output port of the outer wall of the second motor, a third fixed box is fixedly installed on the outer wall of the second rotating shaft, a high-pressure pump is fixedly installed on the front side of the inner wall of the third fixed box, a detergent hose is fixedly installed on the side of the outer wall of the third fixed box, and the high-pressure pump is connected to the detergent storage tank through the detergent hose, and a cleaning height adjustment component is fixedly installed on the bottom of the outer wall of the high-pressure pump.

[0011] Preferably, the cleaning height adjustment component is connected to a central controller in a multi-sensor fusion system via a signal line; The cleaning height adjustment component includes: a third motor, an adjustment gear and an adjustment rack; A lifting adjustment frame is fixedly installed on the bottom of the outer wall of the high-pressure pump, an adjusting rack is fixedly installed on the side of the inner wall of the lifting adjustment frame, an adjusting gear is meshed and installed on the adjusting rack, the adjusting gear is fixedly sleeved on the outer wall of the third rotating shaft, the outer wall of the third rotating shaft is fixedly installed on the output end of the outer wall of the third motor, an adjusting cylinder is fixedly installed on the front of the outer wall of the third motor, an adaptive nozzle array is fixedly installed on the back of the outer wall of the adjusting cylinder, and the third motor is connected to the central controller through a signal line.

[0012] Preferably, a movable groove is provided on the back of the outer wall of the adaptive nozzle array, a cleaning angle adjustment component is installed inside the movable groove, and the cleaning angle adjustment component is connected to the central controller in the multi-sensor fusion system through a signal line; The cleaning angle adjustment assembly includes: a fourth motor, a fifth motor and a movable rotating shaft; A supporting spherical bracket is fixedly installed on the front of the inner wall of the adaptive nozzle array, a movable rotating shaft is movably installed on the inner wall of the supporting spherical bracket, a cleaning nozzle is fixedly mounted on the outer wall of the movable rotating shaft, and the cleaning nozzle is connected to the output port of the high-pressure pump through a hose, a fourth motor is fixedly installed on the top of the inner wall of the adaptive nozzle array, a fourth rotating shaft is fixedly installed on the output port at the bottom of the outer wall of the fourth motor, a fifth motor is fixedly installed on the side of the inner wall of the adaptive nozzle array, a fifth rotating shaft is fixedly installed on the output port on the side of the outer wall of the fifth motor, and the fourth rotating shaft and the fifth rotating shaft are both fixedly connected to the side of the outer wall of the movable rotating shaft, and the fourth motor and the fifth motor are both connected to the central controller through signal lines.

[0013] Preferably, a fourth fixing box is fixedly mounted on the bottom of the outer wall of the third fixing box, a modular bristle assembly is mounted inside the fourth fixing box, and the modular bristle assembly is connected to a central controller in the multi-sensor fusion system through a signal line; The modular bristle assembly includes: a sixth motor, a fixed rod and a double-sided brush; A sixth motor is fixedly installed on the side of the inner wall of the fourth fixed box, and the sixth motor is connected to the central controller in the multi-sensor fusion system through a signal line, a fixed rod is movably installed on the side of the inner wall of the fourth fixed box, and a rotating roller is movably mounted on the outer wall of the fixed rod, a sixth rotating shaft is fixedly installed on the output port on the side of the outer wall of the sixth motor, and the sixth rotating shaft is fixedly connected to the side of the rotating roller, a double-sided brush is fixedly installed on the outer wall of the rotating roller by means of a limit pin, and hard bristles are installed on one side of the double-sided brush, and soft bristles are installed on the other side.

[0014] Preferably, a hydraulic controller is fixedly installed on the bottom of the outer wall of the body, a hydraulic push rod is fixedly installed on the output port at the bottom of the outer wall of the hydraulic controller, a retaining ring is fixedly installed on the bottom of the outer wall of the hydraulic push rod, a wastewater recovery tank is installed on the bottom of the inner wall of the base, and a leakage hole is opened on the side of the outer wall of the wastewater recovery tank.

[0015] Preferably, a filter plate is fixedly installed on the bottom of the inner wall of the body, a first motor is fixedly installed on the top of the outer wall of the filter plate, a first rotating shaft is fixedly installed on the output port on the top of the outer wall of the first motor, a rotating sleeve is fixedly installed on the top of the outer wall of the first rotating shaft, a rake arm rotating frame is fixedly installed on the outer wall of the rotating sleeve, and a dynamic cleaning module is fixedly installed on the side of the outer wall of the rake arm rotating frame.

[0016] Preferably, rake teeth are installed in an array at the bottom of the outer wall of the rake arm rotating frame, and the dynamic cleaning module includes: a cleaning height adjustment component, a cleaning angle adjustment component and a modular brush component, and the dynamic cleaning modules are correspondingly installed on both sides of the rake teeth arranged in the array.

[0017] Preferably, the cleaning method comprises the following steps: S1. First, the multi-sensor fusion system collects the thickness, viscosity, temperature change of the sediment on the surface of the rake teeth and the movement resistance data of the rake teeth in real time, and transmits the collected data to the central controller for analysis; S2. Then, the central controller adjusts various parameters of the dynamic cleaning module of the cleaning device according to the feedback data; S3, then, the dynamic cleaning module sprays cleaning liquid on the surface of the rake teeth, controls and adjusts the water flow and water pressure, and scrubs and scrapes according to the sediment situation; S4. Finally, the washed sewage is discharged from the thickener through the filter plate and the wastewater recovery tank.

[0018] Preferably, the cleaning method further comprises the following steps: S11, the ultrasonic sensor collects the thickness data and viscosity of the sediment in real time through ultrasonic technology, the infrared sensor collects the working temperature change in the thickener in real time through infrared technology, and the torque sensor collects the centrifugal resistance of the rake teeth in real time; S31. The cleaning height adjustment component and the cleaning angle adjustment component adjust the height and angle of the adaptive nozzle array to spray cleaning agent on the sediment layer on the surface of the rake teeth, and the modular brush bristle component selects the bristle hardness according to the viscosity of the sediment to scrape the surface of the rake teeth.

[0019] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention realizes the function of automatic cleaning adjustment according to the state of sediment by installing a multi-sensor fusion system and a dynamic cleaning module, solves the problems of low efficiency and incomplete cleaning of manual sediment identification and manual cleaning, improves the automation and intelligence level of cleaning, and improves the cleaning efficiency and effect; 2. The present invention realizes the height adjustment function of the cleaning agent spraying by installing a cleaning height adjustment component, ensuring that the cleaning agent can be sprayed to the top of the sediment on the rake teeth, thereby improving the cleaning effect; 3. The present invention realizes the function of adjusting the spraying angle of the cleaning agent by installing a cleaning angle adjustment component, ensuring that the cleaning agent can be sprayed on the entire area of ​​the rake teeth, improving the dissolution effect and improving the cleaning efficiency; 4. The present invention realizes the function of selecting bristles and quickly changing the size by installing a modular bristle assembly, solves the problem of using different bristles for different sediment viscosities, prevents the bristles from scratching the surface of the rake teeth, and at the same time increases the speed of bristle replacement and improves cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a front view structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of the front structure of the present invention; Figure 3 It is a schematic diagram of the structure of the third fixing box part of the present invention; Figure 4 It is a partial structural schematic diagram of the cleaning height adjustment component of the present invention; Figure 5 It is a partial structural schematic diagram of the cleaning angle adjustment component of the present invention; Figure 6 It is a partial structural schematic diagram of the modular bristle assembly of the present invention; Figure 7 It is a partial structural schematic diagram of the multi-sensor fusion system of the present invention; Figure 8 It is a partial structural schematic diagram of the wastewater recovery tank of the present invention.

[0021] In the figure: 1, base; 2, machine body; 3, filter plate; 4, wastewater recovery tank; 5, first motor; 6, first rotating shaft; 7, rotating sleeve; 8, rake arm rotating frame; 9, rake teeth; 10, first fixed box; 11, third fixed box; 12, fourth fixed box; 13, detergent hose; 14, second motor; 15, second rotating shaft; 16, high-pressure pump; 17, lifting and adjusting frame; 18, adjusting cylinder; 19, adaptive nozzle array; 20, adjusting rack; 21, adjusting gear; 22, third rotating shaft; 23, third motor; 24, Movable slot; 25. Supporting spherical frame; 26. Movable rotating shaft; 27. Cleaning nozzle; 28. Fourth motor; 29. ​​Fourth rotating shaft; 30. Fifth motor; 31. Fifth rotating shaft; 32. Sixth motor; 33. Sixth rotating shaft; 34. Fixed rod; 35. Rotating roller; 36. Limit pin; 37. Double-sided brush; 38. Central controller; 39. Second fixed box; 40. Ultrasonic sensor; 41. Infrared sensor; 42. Torque sensor; 43. Hydraulic controller; 44. Hydraulic push rod; 45. Retaining ring; 46. Leak hole. DETAILED DESCRIPTION

[0022] 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.

[0023] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figure 1 , Figure 2 and Figure 7 , an embodiment provided by the present invention: an automatic cleaning device for rake teeth of a high-efficiency thickener, comprising a base 1, a body 2, a rake arm rotating frame 8 and a dynamic cleaning module, the body 2 is fixedly mounted on the top of the outer wall of the base 1, the dynamic cleaning module is connected to the cleaning pump system through a water pipe, and the dynamic cleaning module is connected to the central controller 38 in the multi-sensor fusion system through a signal line; The multi-sensor fusion system includes: a central controller 38, an ultrasonic sensor 40, an infrared sensor 41 and a torque sensor 42; A first fixed box 10 is fixedly installed on the side of the outer wall of the rake arm rotating frame 8, a central controller 38 is fixedly installed on the bottom of the inner wall of the first fixed box 10, a second fixed box 39 is fixedly installed on the bottom of the outer wall of the first fixed box 10, an ultrasonic sensor 40, an infrared sensor 41 and a torque sensor 42 are fixedly installed on the bottom of the outer wall of the second fixed box 39, and the ultrasonic sensor 40, the infrared sensor 41 and the torque sensor 42 are all connected to the central controller 38 through a data line; A filter plate 3 is fixedly installed at the bottom of the inner wall of the body 2, a first motor 5 is fixedly installed at the top of the outer wall of the filter plate 3, a first rotating shaft 6 is fixedly installed at the output port at the top of the outer wall of the first motor 5, a rotating sleeve 7 is fixedly installed at the top of the outer wall of the first rotating shaft 6, a rake arm rotating frame 8 is fixedly installed on the outer wall of the rotating sleeve 7, and a dynamic cleaning module is fixedly installed on the side of the outer wall of the rake arm rotating frame 8; The bottom of the outer wall of the rake arm rotating frame 8 is arrayed with rake teeth 9, and the dynamic cleaning module includes: a cleaning height adjustment component, a cleaning angle adjustment component and a modular bristle component, and the dynamic cleaning modules are correspondingly installed on both sides of the rake teeth 9 arranged in the array; Furthermore, when it is not necessary to clean the rake teeth 9, the first motor 5 is started, the first motor 5 drives the first rotating shaft 6 to rotate, the first rotating shaft 6 drives the rotating sleeve 7 to rotate, the rotating sleeve 7 drives the rake arm rotating frame 8 to rotate, and the rake arm rotating frame 8 scrapes the materials on the bottom and sides of the inner wall of the thickener body 2 through the rake teeth 9 to ensure that there is no residual material inside the thickener; after working for a long time, the sediments adhered to both sides of the surface of the rake teeth 9 are difficult to remove, which will cause pollution to other materials in the thickener. At this time, the ultrasonic sensor 40 collects the thickness data and viscosity of the sediment in real time through ultrasonic technology, and the infrared sensor 41 collects the thickness data and viscosity of the sediment in real time through infrared technology. External technology collects the working temperature changes in the thickener in real time, and the torque sensor 42 collects the movement centrifugal resistance data at the rake teeth 9 in real time, and transmits these data to the central controller 38 for identification and analysis. The central controller 38 generates corresponding cleaning control signals through the PID control program and CNN machine learning algorithm based on the sediment conditions and working environment parameters on the surface of the rake teeth 9 identified and analyzed, and transmits the cleaning control signals to the dynamic cleaning module through the signal line for parameter adjustment, and uses the cleaning height adjustment component, cleaning angle adjustment component and modular brush component to clean the surface of the rake teeth 9.

[0026] See also Figure 3 , Figure 4 and Figure 7 , an embodiment of the present invention provides: an efficient thickener rake teeth automatic cleaning device, wherein a second motor 14 is fixedly installed on the front of the inner wall of the first fixed box 10, a second rotating shaft 15 is fixedly installed on the output port of the outer wall of the second motor 14, a third fixed box 11 is fixedly installed on the outer wall of the second rotating shaft 15, a high-pressure pump 16 is fixedly installed on the front of the inner wall of the third fixed box 11, a detergent hose 13 is fixedly installed on the side of the outer wall of the third fixed box 11, and the high-pressure pump 16 is connected to the detergent storage tank through the detergent hose 13, and a cleaning height adjustment component is fixedly installed on the bottom of the outer wall of the high-pressure pump 16; The cleaning height adjustment assembly is connected to a central controller 38 in a multi-sensor fusion system via a signal line; The cleaning height adjustment assembly includes: a third motor 23, an adjustment gear 21 and an adjustment rack 20; A lifting adjustment frame 17 is fixedly installed at the bottom of the outer wall of the high-pressure pump 16, an adjustment rack 20 is fixedly installed on the inner wall side of the lifting adjustment frame 17, an adjustment gear 21 is meshed and mounted on the adjustment rack 20, the adjustment gear 21 is fixedly sleeved on the outer wall of the third rotating shaft 22, the outer wall of the third rotating shaft 22 is fixedly installed on the output end of the outer wall of the third motor 23, an adjustment cylinder 18 is fixedly installed on the front of the outer wall of the third motor 23, an adaptive nozzle array 19 is fixedly installed on the back of the outer wall of the adjustment cylinder 18, and the third motor 23 is connected to the central controller 38 through a signal line; Further, when cleaning is required, the second motor 14 is started, the second motor 14 drives the second rotating shaft 15 to rotate, the second rotating shaft 15 drives the third fixed box 11 to rotate from horizontal placement to vertical downward placement for work, when the third fixed box 11 is placed horizontally, the third fixed box 11 will not interfere with the side of the machine body 1 or pollute the material to affect the operation of the thickener and the product quality, the high-pressure pump 16 pumps the detergent in the detergent storage tank through the detergent hose 13 and inputs it into the adaptive nozzle array 19, when the third motor 23 receives the sediment height and thickness information recognized by the central controller 38, it is started, the third motor 23 drives the third rotating shaft 22 to rotate, the third rotating shaft 22 drives the adjusting gear 21 to rotate, the adjusting gear 21 meshes and rotates on the adjusting rack 20 in the lifting adjustment frame 17 to rise or fall, the third motor 23 drives the adjusting cylinder 18 to move up and down, the adjusting cylinder 18 drives the adaptive nozzle array 19 to move up and down, realizes the height adjustment function of the detergent spraying, meets the cleaning requirements of the rake teeth 9 with sediments attached at different heights, and realizes the dynamic cleaning function.

[0027] See also Figure 2 , Figure 6 and Figure 7 , an embodiment of the present invention provides: an efficient thickener rake tooth automatic cleaning device, wherein a fourth fixing box 12 is fixedly installed at the bottom of the outer wall of the third fixing box 11, a modular bristle assembly is installed inside the fourth fixing box 12, and the modular bristle assembly is connected to a central controller 38 in a multi-sensor fusion system through a signal line; The modular bristle assembly includes: a sixth motor 32, a fixing rod 34 and a double-sided brush 37; A sixth motor 32 is fixedly installed on the side of the inner wall of the fourth fixed box 12, and the sixth motor 32 is connected to the central controller 38 in the multi-sensor fusion system through a signal line. A fixing rod 34 is movably installed on the side of the inner wall of the fourth fixed box 12, and a rotating roller 35 is movably sleeved on the outer wall of the fixing rod 34. A sixth rotating shaft 33 is fixedly installed on the output port on the side of the outer wall of the sixth motor 32, and the sixth rotating shaft 33 is fixedly connected to the side of the rotating roller 35. A double-sided brush 37 is fixedly installed on the outer wall of the rotating roller 35 through a limit pin 36. Hard bristles are installed on one side of the double-sided brush 37, and soft bristles are installed on the other side. Furthermore, the sixth motor 32 is started after receiving the scraping signal from the central controller 38, and the sixth motor 32 drives the sixth rotating shaft 33 to rotate, and the sixth rotating shaft 33 drives the rotating roller 35 to rotate on the fixed rod 34. The sixth motor 32 rotates forward or reversely according to the sediment thickness and viscosity information, and the rotating roller 35 drives the double-sided brush 37 to rotate. When the sediment is too thick or the viscosity is large, the forward rotation drives the hard bristle side of the double-sided brush 37 to scrape the surface of the rake teeth 9; when the sediment is thin or the viscosity is small, the reverse rotation drives the soft bristle side of the double-sided brush 37 to scrape the surface of the rake teeth 9; by quickly pulling out and installing the limit pin 36, the model of the double-sided brush 37 can be replaced, and double-sided brushes 37 of different lengths can be selected according to the different sizes of rake teeth 9 for assembly to ensure that the sediment on the surface of the rake teeth 9 can be completely scraped off.

[0028] See also Figure 1 , Figure 2 and Figure 8 , an embodiment of the present invention: an automatic cleaning device for rake teeth of a high-efficiency thickener, wherein a hydraulic controller 43 is fixedly installed at the bottom of the outer wall of the body 2, a hydraulic push rod 44 is fixedly installed at the output port at the bottom of the outer wall of the hydraulic controller 43, a retaining ring 45 is fixedly installed at the bottom of the outer wall of the hydraulic push rod 44, a wastewater recovery tank 4 is installed at the bottom of the inner wall of the base 1, and a leakage hole 46 is opened on the side of the outer wall of the wastewater recovery tank 4; A filter plate 3 is fixedly installed at the bottom of the inner wall of the body 2, a first motor 5 is fixedly installed at the top of the outer wall of the filter plate 3, a first rotating shaft 6 is fixedly installed at the output port at the top of the outer wall of the first motor 5, a rotating sleeve 7 is fixedly installed at the top of the outer wall of the first rotating shaft 6, a rake arm rotating frame 8 is fixedly installed on the outer wall of the rotating sleeve 7, and a dynamic cleaning module is fixedly installed on the side of the outer wall of the rake arm rotating frame 8; The bottom of the outer wall of the rake arm rotating frame 8 is arrayed with rake teeth 9, and the dynamic cleaning module includes: a cleaning height adjustment component, a cleaning angle adjustment component and a modular bristle component, and the dynamic cleaning modules are correspondingly installed on both sides of the rake teeth 9 arranged in the array; Furthermore, when the thickener is working, the retaining ring 45 is inserted downward into the wastewater recovery tank 4 to block the leakage hole 46. When the thickener is cleaned, the hydraulic controller 43 is started, and the hydraulic controller 43 drives the retaining ring 45 to rise from the wastewater recovery tank 4 through the hydraulic push rod 44. The cleaned sewage passes through the filter plate 3 and the leakage hole 46 into the wastewater recovery tank 4, and is discharged into the wastewater reuse system through the recovery pipe for purification and reuse. The dynamic cleaning modules are installed on both sides of the rake teeth 9 arranged in an array to facilitate the cleaning and scraping of the sediment on both sides of the rake teeth 9 to ensure the cleaning effect.

[0029] See also Figure 1 , Figure 2 and Figure 5, an embodiment of the present invention: an efficient thickener rake tooth automatic cleaning device, the outer wall back of the adaptive nozzle array 19 is provided with a movable groove 24, a cleaning angle adjustment component is installed inside the movable groove 24, and the cleaning angle adjustment component is connected to the central controller 38 in the multi-sensor fusion system through a signal line; The cleaning angle adjustment assembly includes: a fourth motor 28, a fifth motor 30 and a movable rotating shaft 26; A supporting spherical frame 25 is fixedly installed on the front of the inner wall of the adaptive nozzle array 19, a movable rotating shaft 26 is movably installed on the inner wall of the supporting spherical frame 25, a cleaning nozzle 27 is fixedly sleeved on the outer wall of the movable rotating shaft 26, and the cleaning nozzle 27 is connected to the output port of the high-pressure pump 16 through a hose, a fourth motor 28 is fixedly installed on the top of the inner wall of the adaptive nozzle array 19, a fourth rotating shaft 29 is fixedly installed on the output port of the outer wall bottom of the fourth motor 28, a fifth motor 30 is fixedly installed on the side of the inner wall of the adaptive nozzle array 19, a fifth rotating shaft 31 is fixedly installed on the output port of the outer wall side of the fifth motor 30, and the fourth rotating shaft 29 and the fifth rotating shaft 31 are both fixedly connected to the side of the outer wall of the movable rotating shaft 26, and the fourth motor 28 and the fifth motor 30 are both connected to the central controller 38 through a signal line; A second motor 14 is fixedly mounted on the front of the inner wall of the first fixed box 10, a second rotating shaft 15 is fixedly mounted on the output port of the outer wall of the second motor 14, a third fixed box 11 is fixedly mounted on the outer wall of the second rotating shaft 15, a high-pressure pump 16 is fixedly mounted on the front of the inner wall of the third fixed box 11, a detergent hose 13 is fixedly mounted on the side of the outer wall of the third fixed box 11, and the high-pressure pump 16 is connected to the detergent storage tank through the detergent hose 13; Furthermore, the fourth motor 28 and the fifth motor 30 are started after receiving the control adjustment signal from the central controller 38, the fourth motor 28 drives the fourth rotating shaft 29 to rotate, the fourth rotating shaft 29 drives the movable shaft 26 to rotate, the fifth motor 30 drives the fifth rotating shaft 31 to rotate, the fifth rotating shaft 31 drives the movable rotating shaft 26 to rotate, and the movable rotating shaft 26 drives the cleaning nozzle 27 in the spherical support frame 25 to rotate in the X and Y axis directions, and the cleaning nozzle 27 sprays the cleaning agent pumped into by the high-pressure pump 16 onto the surface of the rake teeth 9, ensuring that the cleaning agent is sprayed on the entire surface of the rake teeth 9, thereby improving the sediment cleaning and scraping effect.

[0030] Working principle: First, the multi-sensor fusion system collects the thickness and viscosity of the sediment on the surface of the rake teeth 9, the working temperature in the body 1, and the rotation resistance at the rake teeth 9 in real time, and transmits the collected data to the central controller 38 for identification and processing. The central controller 38 identifies the sediment situation according to the preset program and outputs the corresponding cleaning control adjustment signal, which is transmitted to the dynamic cleaning module through the signal line; Next, the cleaning height adjustment component, the cleaning angle adjustment component and the modular brush component in the dynamic cleaning module select and adjust the cleaning agent spraying height, angle and cleaning and scraping tool to clean and scrape the deposits on the surface of the rake teeth 9; Finally, the sewage after cleaning is discharged through the wastewater recovery tank 4 for recycling and reuse.

[0031] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. An automatic cleaning device for rake teeth of a high-efficiency thickener, comprising a base (1), a body (2), a rake arm rotating frame (8) and a dynamic cleaning module, characterized in that: An organism (2) is fixedly mounted on the top of the outer wall of the base (1); the dynamic cleaning module is connected to a cleaning pump system via a water pipe; and the dynamic cleaning module is connected to a central controller (38) in a multi-sensor fusion system via a signal line; The multi-sensor fusion system comprises: a central controller (38), an ultrasonic sensor (40), an infrared sensor (41) and a torque sensor (42); A first fixing box (10) is fixedly mounted on the side surface of the outer wall of the rake arm rotating frame (8); a central controller (38) is fixedly mounted on the bottom of the inner wall of the first fixing box (10); a second fixing box (39) is fixedly mounted on the bottom of the outer wall of the first fixing box (10); an ultrasonic sensor (40), an infrared sensor (41) and a torque sensor (42) are fixedly mounted on the bottom of the outer wall of the second fixing box (39); and the ultrasonic sensor (40), the infrared sensor (41) and the torque sensor (42) are all connected to the central controller (38) via data cables.

2. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 1, characterized in that: A second motor (14) is fixedly mounted on the front of the inner wall of the first fixed box (10); a second rotating shaft (15) is fixedly mounted on the output port of the outer wall of the second motor (14); a third fixed box (11) is fixedly mounted on the outer wall of the second rotating shaft (15); a high-pressure pump (16) is fixedly mounted on the front of the inner wall of the third fixed box (11); a detergent hose (13) is fixedly mounted on the side of the outer wall of the third fixed box (11); the high-pressure pump (16) is connected to a detergent storage tank via the detergent hose (13); and a cleaning height adjustment component is fixedly mounted on the bottom of the outer wall of the high-pressure pump (16).

3. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 2, characterized in that: The cleaning height adjustment component is connected to a central controller (38) in a multi-sensor fusion system via a signal line; The cleaning height adjustment component comprises: a third motor (23), an adjustment gear (21) and an adjustment rack (20); A lifting adjustment frame (17) is fixedly mounted on the bottom of the outer wall of the high-pressure pump (16); an adjustment rack (20) is fixedly mounted on the inner wall side of the lifting adjustment frame (17); an adjustment gear (21) is meshed and mounted on the adjustment rack (20); the adjustment gear (21) is fixedly sleeved on the outer wall of the third rotating shaft (22); the outer wall of the third rotating shaft (22) is fixedly mounted on the output end of the outer wall of the third motor (23); an adjustment cylinder (18) is fixedly mounted on the front of the outer wall of the third motor (23); an adaptive nozzle array (19) is fixedly mounted on the back of the outer wall of the adjustment cylinder (18); and the third motor (23) is connected to the central controller (38) via a signal line.

4. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 3 is characterized in that: The back side of the outer wall of the adaptive nozzle array (19) is provided with an active groove (24), a cleaning angle adjustment component is installed inside the active groove (24), and the cleaning angle adjustment component is connected to a central controller (38) in the multi-sensor fusion system via a signal line; The cleaning angle adjustment assembly comprises: a fourth motor (28), a fifth motor (30) and a movable rotating shaft (26); A support spherical frame (25) is fixedly mounted on the front of the inner wall of the adaptive nozzle array (19), a movable rotating shaft (26) is movably mounted on the inner wall of the support spherical frame (25), a cleaning nozzle (27) is fixedly mounted on the outer wall of the movable rotating shaft (26), and the cleaning nozzle (27) is connected to the output port of the high-pressure pump (16) through a hose, a fourth motor (28) is fixedly mounted on the top of the inner wall of the adaptive nozzle array (19), a fourth rotating shaft (29) is fixedly mounted on the output port of the fourth motor (28) at the bottom of the outer wall, a fifth motor (30) is fixedly mounted on the side of the inner wall of the adaptive nozzle array (19), a fifth rotating shaft (31) is fixedly mounted on the output port of the fifth motor (30) at the side of the outer wall, and both the fourth rotating shaft (29) and the fifth rotating shaft (31) are fixedly connected to the side of the outer wall of the movable rotating shaft (26), and both the fourth motor (28) and the fifth motor (30) are connected to the central controller (38) through a signal line.

5. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 2, characterized in that: A fourth fixing box (12) is fixedly mounted on the bottom of the outer wall of the third fixing box (11), a modular bristle assembly is mounted inside the fourth fixing box (12), and the modular bristle assembly is connected to a central controller (38) in the multi-sensor fusion system via a signal line; The modular bristle assembly comprises: a sixth motor (32), a fixing rod (34) and a double-sided brush (37); A sixth motor (32) is fixedly mounted on the side surface of the inner wall of the fourth fixed box (12), and the sixth motor (32) is connected to a central controller (38) in the multi-sensor fusion system via a signal line; a fixed rod (34) is movably mounted on the side surface of the inner wall of the fourth fixed box (12), and a rotating roller (35) is movably mounted on the outer wall of the fixed rod (34); a sixth rotating shaft (33) is fixedly mounted on the output port on the side surface of the outer wall of the sixth motor (32), and the sixth rotating shaft (33) is fixedly connected to the side surface of the rotating roller (35); a double-sided brush (37) is fixedly mounted on the outer wall of the rotating roller (35) via a limit pin (36); hard bristles are mounted on one side of the double-sided brush (37), and soft bristles are mounted on the other side.

6. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 1, characterized in that: A hydraulic controller (43) is fixedly mounted on the bottom of the outer wall of the machine body (2); a hydraulic push rod (44) is fixedly mounted on the output port at the bottom of the outer wall of the hydraulic controller (43); a retaining ring (45) is fixedly mounted on the bottom of the outer wall of the hydraulic push rod (44); a wastewater recovery tank (4) is mounted on the bottom of the inner wall of the base (1); and a leakage hole (46) is opened on the side of the outer wall of the wastewater recovery tank (4).

7. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 1, characterized in that: A filter plate (3) is fixedly mounted on the bottom of the inner wall of the machine body (2); a first motor (5) is fixedly mounted on the top of the outer wall of the filter plate (3); a first rotating shaft (6) is fixedly mounted on the output port at the top of the outer wall of the first motor (5); a rotating sleeve (7) is fixedly mounted on the top of the outer wall of the first rotating shaft (6); a rake arm rotating frame (8) is fixedly mounted on the outer wall of the rotating sleeve (7); and a dynamic cleaning module is fixedly mounted on the side of the outer wall of the rake arm rotating frame (8).

8. The automatic cleaning device for high-efficiency thickener rake teeth according to claim 7, characterized in that: The bottom of the outer wall of the rake arm rotating frame (8) is arrayed with rake teeth (9), and the dynamic cleaning module comprises: a cleaning height adjustment component, a cleaning angle adjustment component and a modular brush component, and the dynamic cleaning modules are correspondingly installed on both sides of the rake teeth (9) arranged in the array.

9. A cleaning method for an automatic cleaning device for rake teeth of a high-efficiency thickener, applicable to an automatic cleaning device for rake teeth of a high-efficiency thickener as claimed in any one of claims 1 to 8, characterized in that: The cleaning method comprises the following steps: S1. First, the multi-sensor fusion system collects data on the thickness, viscosity, temperature change of the sediment on the surface of the rake teeth (9) and the movement resistance of the rake teeth (9) in real time, and transmits the collected data to the central controller (38) for analysis; S2, then, the central controller (38) adjusts various parameters of the dynamic cleaning module of the cleaning device according to the feedback data; S3, then, the dynamic cleaning module sprays cleaning liquid on the surface of the rake teeth (9), controls and adjusts the water flow and water pressure, and scrubs and scrapes according to the sediment situation; S4. Finally, the washed sewage is discharged from the thickener through the filter plate (3) and the wastewater recovery tank (4).

10. A cleaning method for an automatic cleaning device for high-efficiency thickener rake teeth according to claim 9, characterized in that: The cleaning method further comprises the following steps: S11, the ultrasonic sensor (40) collects the thickness data and viscosity of the sediment in real time through ultrasonic technology, the infrared sensor (41) collects the working temperature change in the thickener in real time through infrared technology, and the torque sensor (42) collects the centrifugal resistance of the rake teeth (9) in real time; S31, the cleaning height adjustment component and the cleaning angle adjustment component adjust the height and angle of the adaptive nozzle array (19) to spray the cleaning agent on the sediment layer on the surface of the rake teeth (9), and the modular bristle component selects the bristle hardness according to the viscosity of the sediment to scrape the surface of the rake teeth (9).

Images