Drying monitoring device for sludge dewatering

Abstract

The utility model relates to the field of sludge dewatering and drying, and discloses a drying monitoring device for sludge dewatering, which comprises an operating platform, a first through hole is formed in one end of the top of the operating platform, two supporting plates are fixed at the top of the operating platform, an outer cylinder is fixed on the inner side wall of one supporting plate, and an inner cylinder is arranged on the inner side wall of the outer cylinder. One end of the inner cylinder penetrates through the outer side wall of one end of the outer cylinder, a second feeding port is formed in one end of the inner cylinder, and a plurality of first heating mechanisms used for heating the inner cylinder are arranged on the inner side wall of the outer cylinder. Sludge is heated through the combination of the first heating mechanism and the second heating mechanism, the temperature can be quickly increased, so that primary heating and secondary drying of the sludge are realized, the treatment efficiency is improved, the moisture content in the sludge can be monitored in real time through the detection mechanism, the heating temperature and the sludge conveying speed are automatically adjusted, and the sludge drying efficiency is improved. Intelligent management is achieved, and the flexibility and efficiency of the processing process are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sludge dewatering drying technical field especially relates to a kind of sludge dewatering drying monitoring devices. BACKGROUND

[0002] In the sewage treatment process, sludge dewatering and drying is an important link, the purpose of sludge dewatering is to reduce the volume of sludge, reduce the difficulty of subsequent processing and disposal, while improving the availability and resource potential of sludge, with the acceleration of urbanization and the increase of industrial activities, the sludge quantity generated by sewage treatment plant increases year by year, sludge contains a large amount of water and organic matter, if not effectively treated, not only occupy a large landfill space, but also may cause pollution to the environment, therefore, sludge dewatering and drying treatment is particularly important.

[0003] Traditional sludge dewatering drying device, in use process, traditional sludge dewatering device usually does not have the function of real-time monitoring sludge moisture content, which leads to that operator cannot accurately master sludge drying process, cannot timely adjust processing parameter, thereby affecting drying effect. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcoming in prior art, and proposes a kind of sludge dewatering drying monitoring devices.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] The utility model provides a kind of sludge dewatering dryness monitoring device, including operation platform, the first through opening is set in the top one end of the operation platform, two support plates are fixed on the top of the operation platform, one of the support plate inboard wall is fixed with outer cylinder, the inboard wall of the outer cylinder is provided with inner cylinder, and one end of the inner cylinder penetrates the inboard wall of the outer cylinder one end, the second inlet is set in the one end of the inner cylinder, the inboard wall of the outer cylinder is provided with a plurality of first heating mechanism for heating inner cylinder, the outer side wall of the annular seat is provided with the first inlet, and the first inlet and the second inlet are communicated, the inboard wall of the outer cylinder is fixed with feeding hopper, and the feeding hopper and the first inlet are communicated, the inboard wall of two support plates is rotatably connected with the same rotating shaft, and the rotating shaft is cavity structure, the two ends of the rotating shaft are respectively penetrated into the two ends of the outer cylinder, the side wall of the rotating shaft is provided with a plurality of through holes, the outer side wall of the rotating shaft is sleeved with auger, and the auger is located in the inner cylinder, the top of the operation platform is equipped with the first rotating mechanism for rotating the rotating shaft, the inboard wall of the other end of the outer cylinder is provided with the second rotating mechanism for rotating the inner cylinder, the inboard wall of the one end of the outer cylinder is provided with detection mechanism, the one end of the inner cylinder is provided with the extrusion mechanism for extruding sludge, the top of the operation platform is provided with the second heating mechanism for heating, in the process of using, sludge is heated by the combination of first heating mechanism and second heating mechanism, temperature can be quickly raised, so as to realize the primary heating and secondary drying of sludge, improve the processing efficiency, the content of water in sludge can be monitored in real time by detection mechanism, and heating temperature and sludge conveying speed are automatically adjusted, realize intelligent management, improve the flexibility and efficiency of processing process.

[0007] As a further scheme of the utility model, the first heating mechanism includes electric heating ring, the electric heating ring is sleeved on the inboard wall of the inner cylinder, and the electric heating ring and the inboard wall of the outer cylinder are fixed, the surface temperature of a plurality of electric heating rings rises rapidly after electrification, and heat is transferred to the inner cylinder, at this time, the temperature of the surface of the inner cylinder rises, and sludge is primarily heated.

[0008] As a further scheme of the utility model, the second heating mechanism includes connecting box, the connecting box is fixed on one side of the top of the operation platform, the inboard bottom of the connecting box is fixed with rectangular frame, the inboard wall of the rectangular frame is fixed with electric heating wire, the outboard wall of one end of the connecting box is fixed with fan, and the air outlet of the fan is communicated with the connecting box, the other end of the connecting box is fixed with connecting pipe, one end of the rotating shaft is installed with swivel joint, and the two ends of the connecting pipe are respectively communicated with the connecting box and swivel joint, drive fan to suck external air into connecting box, heat by electric heating wire, hot air enters the rotating shaft inside through connecting pipe, and is blown out through a plurality of through holes, and sludge is secondarily dried.

[0009] As a further scheme of the utility model, the first rotating mechanism includes a first motor, the first motor is fixed to one end of the top of the operation table, the output shaft sleeve of the first motor is connected with a driving wheel, one end of the rotating shaft is connected with a driven wheel, the top of the operation table is provided with a belt, and the both ends of the belt are respectively sleeved on the inner side wall of the driving wheel and the driven wheel, the second rotating mechanism includes a second motor, the second motor is fixed to the outer side wall of one end of the outer cylinder, the output shaft sleeve of the second motor is connected with a gear, the outer side wall of one end of the inner cylinder is connected with a gear ring, and the gear and the gear ring are engaged, the extrusion mechanism includes a circular plate, the circular plate is sleeved on the outer side wall of the other end of the rotating shaft, the circular plate is matched with the inner cylinder, the outer side wall of the rotating shaft is sleeved with a spring, and the both ends of the spring are respectively fixed with the circular plate and the other supporting plate, the second motor drives the gear to rotate, cooperates with the gear ring to drive the inner cylinder to rotate, and then drives the gear to rotate, and drives the first motor to drive the driving wheel to rotate, cooperates with the belt and the driven wheel to drive the rotating shaft to rotate, and then drives the auger to rotate, at this time, the inner cylinder and the auger are in differential rotation state, therefore, the auger slowly transports the sludge to the end close to the circular plate in the process of rotation, when the sludge contacts the circular plate, the circular plate is gradually moved to the direction close to the annular groove, at this time, the spring is gradually in compression state, under the reaction of the compression state spring, the sludge is extruded, at this time, the water in the sludge that has not been evaporated is extruded into the sludge outside.

[0010] As a further scheme of the utility model, the detection mechanism includes an annular groove, the annular groove is fixed to the outer side wall of one end of the outer cylinder, the inner side wall of the annular groove is fixed with a second filter screen, the outer side wall bottom of the annular groove is fixed with a second water outlet pipe, the inner side wall of the second water outlet pipe is provided with a piezoelectric raindrop sensor, the outer side wall of the piezoelectric raindrop sensor is fixed with a plurality of connecting rods, and the plurality of connecting rods are fixed with the second water outlet pipe, when the sludge passes through the annular groove, the water that is extruded is filtered through the second filter screen, flows into the inside of the second water outlet pipe, and continuously drops on the surface of the piezoelectric raindrop sensor, since the piezoelectric raindrop sensor is electrically connected with a controller, the controller controls the temperature of the electric heating ring and the electric heating wire and controls the rotating speed of the output shaft of the first motor, the piezoelectric raindrop sensor generates a signal every time the water drop drops, the more the dropping times, the more the signals generated by the piezoelectric raindrop sensor, which indicates that the more water contained in the sludge, when reaching a certain value, the controller controls the temperature of the electric heating ring and the electric heating wire to rise, speeds up the evaporation speed of the water in the sludge, at the same time, controls to reduce the rotating speed of the output shaft of the first motor, and then reduces the rotating speed of the auger, thereby reducing the conveying speed of the sludge, so that most of the water contained in the sludge can be evaporated, so that it reaches the drying requirement.

[0011] As a further scheme of the utility model, a plurality of first water guide grooves are fixed equidistantly on the inner side wall of the inner cylinder, and the plurality of first water guide grooves are communicated with the inner cylinder, the inner side wall of the plurality of first water guide grooves is fixed with a first filter screen, a second through hole is formed on the outer surface of the plurality of first water guide grooves, a second water guide groove is fixed on the bottom of the outer side wall of the outer cylinder and communicated with the outer cylinder, a first water outlet pipe is fixed on one end of the bottom of the second water guide groove and communicated with the second water guide groove, when the cylinder rotates, most of the water in the sludge is filtered through the plurality of first filter screens, enters the plurality of first water guide grooves, flows into the second water guide groove through the plurality of second through holes, and is discharged out of the outer cylinder through the first water outlet pipe.

[0012] The utility model discloses the beneficial effects are:

[0013] 1. The device in the use process, through the first heating mechanism and the second heating mechanism combination carry out heating treatment to the sludge, can fast temperature rise, thereby realizes the primary heating and secondary drying of sludge, and improves the processing efficiency.

[0014] 2. Through the detection mechanism can real -time monitoring the content of sludge moisture, and automatically adjusts the heating temperature and the conveying speed of sludge, realizes intelligent management, improves the flexibility and efficiency of the processing process. DRAWINGS

[0015] Figure 1 It is the structure schematic drawing of a kind of sludge dewatering dryification monitoring device proposed in the utility model;

[0016] Figure 2 It is the outer cylinder and feed hopper section view schematic drawing of a kind of sludge dewatering dryification monitoring device proposed in the utility model;

[0017] Figure 3 It is the outer cylinder section view development schematic drawing of a kind of sludge dewatering dryification monitoring device proposed in the utility model;

[0018] Figure 4 It is the first water guide groove, inner cylinder, shaft and auger explosion schematic drawing of a kind of sludge dewatering dryification monitoring device proposed in the utility model;

[0019] Figure 5 It is Figure 4 A place enlarged schematic view;

[0020] Figure 6 It is the outer cylinder, annular groove and second filter screen schematic drawing of a kind of sludge dewatering dryification monitoring device proposed in the utility model;

[0021] Figure 7The utility model provides a kind of annular groove, second filter screen and second outlet pipe profile schematic view of the dry monitoring device of sludge dewatering proposed by the utility model.

[0022] Figure 8 The utility model provides a kind of connection box profile schematic view of the dry monitoring device of sludge dewatering proposed by the utility model.

[0023] In the drawing: 1, operating platform;2, support plate;3, outer cylinder;4, feed hopper;5, first motor;6, driving wheel;7, belt;8, driven wheel;9, rotary joint;10, connection box;11, second motor;12, first through port;13, annular groove;14, second filter screen;15, second outlet pipe;16, annular seat;17, fan;18, first water guide groove;19, second through port;20, second water guide groove;21, first outlet pipe;22, electric heating ring;23, inner cylinder;24, first filter screen;25, gear ring;26, gear;27, rotating shaft;28, spring;29, circular plate;30, first feed port;31, piezoelectric raindrop sensor;32, connecting rod;33, rectangular frame;34, electric heating wire;35, connecting pipe;36, through hole;37, auger. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Reference Figure 1 - Figure 8The utility model provides a kind of sludge dewatering dryness monitoring device, including operation platform 1, first through 12 is set in one end of the top of operation platform 1, two support plates 2 are fixed on the top of operation platform 1, one of the support plates 2 inner wall is fixed with outer cylinder 3, inner cylinder 23 is arranged on the inner wall of outer cylinder 3, and one end of inner cylinder 23 penetrates the outer wall of one end of outer cylinder 3, second inlet is set in one end of inner cylinder 23, a plurality of first heating mechanism for heating inner cylinder 23 is arranged on the inner wall of outer cylinder 3, annular seat 16 is sleeved on the outer wall of inner cylinder 23, and annular seat 16 and outer cylinder 3 are fixed, first inlet 30 is set on the outer wall of annular seat 16, and first inlet 30 and second inlet are communicated, feed hopper 4 is fixed on the outer wall of outer cylinder 3, and feed hopper 4 and first inlet 30 are communicated, the same rotating shaft 27 is rotatably connected on the inner wall of two support plates 2, and rotating shaft 27 is cavity structure, the both ends of rotating shaft 27 respectively penetrate the both ends of outer cylinder 3, a plurality of through holes 36 are set on the side wall of rotating shaft 27, auger 37 is sleeved on the outer wall of rotating shaft 27, and auger 37 is located in the inside of inner cylinder 23, first rotating mechanism for rotating rotating shaft 27 is arranged on the top of operation platform 1, second rotating mechanism for rotating inner cylinder 23 is arranged on the outer wall of the other end of outer cylinder 3, detection mechanism is arranged on the outer wall of one end of outer cylinder 3, one end of inner cylinder 23 is equipped with extrusion mechanism for extruding sludge, second heating mechanism for heating is arranged on the top of operation platform 1, in the use process of the device, sludge is heated by the combination of first heating mechanism and second heating mechanism, temperature can be quickly raised, so as to realize the primary heating and secondary drying of sludge, improve processing efficiency, the content of water in sludge can be monitored in real time by detection mechanism, and heating temperature and sludge conveying speed are automatically adjusted, realize intelligent management, improve the flexibility and efficiency of processing process.

[0026] Referring to Figure 2 And Figure 3 In a preferred embodiment, the first heating mechanism includes an electric heating ring 22, which is sleeved on the outer wall of the inner cylinder 23, and the electric heating ring 22 is fixed with the inner wall of the outer cylinder 3. After the multiple electric heating rings 22 are electrified, the surface temperature rises rapidly and transfers heat to the inner cylinder 23. At this time, the temperature of the surface of the inner cylinder 23 rises, and the sludge is subjected to primary heating treatment.

[0027] Referring to Figure 1 And Figure 8In one preferred embodiment, the second heating mechanism comprises a connecting box 10 fixed to one side of the top of the operation table 1, a rectangular frame 33 fixed to the inner bottom of the connecting box 10, an electric heating wire 34 fixed to the inner wall of the rectangular frame 33, a fan 17 fixed to one end of the outer wall of the connecting box 10, wherein the air outlet of the fan 17 is communicated with the connecting box 10, and a connecting pipe 35 fixed to the other end of the connecting box 10, wherein one end of the rotating shaft 27 is provided with a rotary joint 9, and the two ends of the connecting pipe 35 are communicated with the connecting box 10 and the rotary joint 9 respectively. The fan 17 is driven to suck the external air into the connecting box 10, and the air is heated by the electric heating wire 34. The hot air enters the rotating shaft 27 through the connecting pipe 35, and is blown out through the plurality of through holes 36, so as to perform secondary drying treatment on the sludge.

[0028] With reference to Figure 1 , Figure 5 In one preferred embodiment, the first rotating mechanism comprises a first motor 5 fixed to one end of the top of the operation table 1, wherein the output shaft of the first motor 5 is sleeved with a driving wheel 6, one end of the rotating shaft 27 is sleeved with a driven wheel 8, and the top of the operation table 1 is provided with a belt 7, wherein the two ends of the belt 7 are sleeved on the inner wall of the driving wheel 6 and the driven wheel 8 respectively. The second rotating mechanism comprises a second motor 11 fixed to the outer wall of one end of the outer cylinder 3, wherein the output shaft of the second motor 11 is sleeved with a gear 26, and the outer wall of one end of the inner cylinder 23 is sleeved with a gear ring 25, wherein the gear 26 and the gear ring 25 are engaged. The extruding mechanism comprises a circular plate 29 sleeved on the outer wall of the other end of the rotating shaft 27, wherein the circular plate 29 is matched with the inner cylinder 23, the outer wall of the rotating shaft 27 is sleeved with a spring 28, and the two ends of the spring 28 are fixed to the circular plate 29 and the other support plate 2 respectively. The second motor 11 is driven to rotate the gear 26, which cooperates with the gear ring 25 to drive the inner cylinder 23 to rotate, thereby driving the sludge to rotate, and the first motor 5 is driven to rotate the driving wheel 6, which cooperates with the belt 7 and the driven wheel 8 to drive the rotating shaft 27 to rotate, thereby driving the auger 37 to rotate. At this time, the inner cylinder 23 and the auger 37 are in differential rotation state, so that the auger 37 slowly transports the sludge to the end close to the circular plate 29 in the process of rotation. When the sludge contacts the circular plate 29, the circular plate 29 is gradually moved to the direction close to the annular groove 13, at this time, the spring 28 is gradually in compression state. Under the reaction of the compressed spring 28, the sludge is extruded, at this time, the water in the sludge which has not been evaporated is extruded out of the sludge.

[0029] With reference to Figure 2 , Figure 6 and Figure 7In a preferred implementation, the detection mechanism comprises a ring-shaped groove 13 fixed to the outer sidewall of one end of the outer cylinder 3, the inner sidewall of the ring-shaped groove 13 is fixed with a second filter screen 14, the outer sidewall bottom of the ring-shaped groove 13 is fixed with a second water outlet pipe 15, the inner sidewall of the second water outlet pipe 15 is provided with a piezoelectric raindrop sensor 31, the outer sidewall of the piezoelectric raindrop sensor 31 is fixed with a plurality of connecting rods 32, and the plurality of connecting rods 32 are fixed with the second water outlet pipe 15. When the sludge passes through the ring-shaped groove 13, the squeezed water is filtered through the second filter screen 14 and flows into the inside of the second water outlet pipe 15, and continuously drips on the surface of the piezoelectric raindrop sensor 31. Since the piezoelectric raindrop sensor 31 is electrically connected with a controller, the controller controls the temperature of the electric heating ring 22 and the electric heating wire 34 and controls the rotating speed of the output shaft of the first motor 5. The piezoelectric raindrop sensor 31 generates a signal every time a water drop drips, the more the dripping times, the more the signals generated by the piezoelectric raindrop sensor 31, indicating that the sludge contains more water. When reaching a certain value, the controller controls the temperature of the electric heating ring 22 and the electric heating wire 34 to increase, and the rotating speed of the output shaft of the first motor 5 to decrease, thereby reducing the rotating speed of the auger 37, slowing down the conveying speed of the sludge, so that most of the water contained in the sludge can be evaporated to meet the drying requirements.

[0030] Referring to Figure 2 , Figure 3 and Figure 6 In a preferred implementation, the inner sidewall of the inner cylinder 23 is fixed with a plurality of first water guide grooves 18 at equal distances in a circular shape, and the plurality of first water guide grooves 18 are in communication with the inner cylinder 23. The inner sidewall of each of the plurality of first water guide grooves 18 is fixed with a first filter screen 24, and the outer surface of each of the plurality of first water guide grooves 18 is provided with a second through port 19. The bottom of the outer sidewall of the outer cylinder 3 is fixed with a second water guide groove 20, and the second water guide groove 20 is in communication with the outer cylinder 3. The bottom of one end of the second water guide groove 20 is fixed with a first water outlet pipe 21, and the first water outlet pipe 21 is in communication with the second water guide groove 20. When the inner cylinder 23 rotates, most of the water in the sludge is filtered through the plurality of first filter screens 24, enters the plurality of first water guide grooves 18, flows into the inside of the second water guide groove 20 through the plurality of second through ports 19, and is discharged outside the outer cylinder 3 through the first water outlet pipe 21.

[0031] The working principle of the present embodiment is as follows: during use, the sludge enters the inner cylinder 23 through the first inlet 30 and the second inlet of the feeding hopper 4, at this time, the power switch of the plurality of electric heating rings 22 is turned on, after the plurality of electric heating rings 22 are powered on, the surface temperature rises rapidly, and heat is transferred to the inner cylinder 23, at this time, the temperature of the surface of the inner cylinder 23 rises, and the sludge is subjected to primary heating treatment, at the same time, the power switches of the fan 17 and the electric heating wire 34 are turned on, the fan 17 is driven to draw external air into the connecting box 10, the air is heated by the electric heating wire 34, the hot air enters the inner shaft 27 through the connecting pipe 35, and is blown out through the plurality of through holes 36, the sludge is subjected to secondary drying treatment, during the drying process, the power switches of the first motor 5 and the second motor 11 are turned on, the second motor 11 is driven to rotate the gear 26, the inner cylinder 23 is driven to rotate by cooperating with the gear ring 25, according to a large number of experiments, the sludge is subjected to primary dewatering treatment at different rotating speeds, the values are recorded, and the rotating speed required for the sludge to reach the maximum dewatering degree is measured, which can be controlled by the controller, at this time, most of the water in the sludge is filtered through the plurality of first filter screens 24 and enters the plurality of first water guide grooves 18, and then flows into the second water guide groove 20 through the plurality of second through holes 19, and is discharged outside the outer cylinder 3 through the first water outlet pipe 21, at this time, the first motor 5 is driven to rotate the driving wheel 6, the rotating shaft 27 is driven to rotate by cooperating with the belt 7 and the driven wheel 8, and the auger 37 is driven to rotate, at this time, the inner cylinder 23 and the auger 37 are in differential rotation, therefore, the auger 37 slowly transports the sludge to the end close to the circular plate 29 during rotation, when the sludge contacts the circular plate 29, the circular plate 29 is gradually moved to the direction close to the annular groove 13, at this time, the spring 28 is gradually in a compressed state, and the sludge is extruded under the reaction of the compressed spring 28, at this time, the water in the sludge that has not been evaporated is squeezed out, when the sludge passes through the annular groove 13, the squeezed-out water is filtered through the second filter screen 14 and flows into the second water outlet pipe 15, and continuously drips on the surface of the piezoelectric raindrop sensor 31, since the piezoelectric raindrop sensor 31 is electrically connected with the controller, the controller controls the temperature of the electric heating ring 22 and the electric heating wire 34 and controls the rotating speed of the output shaft of the first motor 5, the piezoelectric raindrop sensor 31 generates a signal every time a drop of water falls, the more the number of drops, the more the signals generated by the piezoelectric raindrop sensor 31, which indicates that the more water contained in the sludge, when reaching a certain value, the controller controls the temperature of the electric heating ring 22 and the electric heating wire 34 to rise, and controls the rotating speed of the output shaft of the first motor 5 to decrease, thereby reducing the rotating speed of the auger 37, so as to slow down the transportation speed of the sludge, so that most of the water contained in the sludge can be evaporated, so as to meet the drying requirements.

[0032] For purposes of the description hereinafter, the terms "upper", "lower", "right", "left", "rear", "front", "vertical" and "horizontal" as can be perceived herein relative to the accompanying drawings refer to the orientation of the components being described. However, it is to be understood that the exemplary embodiments described herein can assume different alternative orientations, except where expressly specified to the contrary. It is also to be understood that the specific devices illustrated in the attached drawings, and described in the following specification are exemplary embodiments only and should not be typically construed as limiting the scope of the present application.

[0033] It is also important to note that the term "or" as used herein is intended to mean any possible combination of the enumerated items. For example, a list of items joined by "or" means any of the items can be present alone, or any combination of the items can be present. It is to be understood that the terms "including", "comprising", "consisting" and "consisting essentially of" when used herein, specify the presence of stated features, steps, operations, components, elements, or a combination thereof, but do not preclude the presence or addition of one or more other features, steps, operations, components, elements, or a combination thereof.

[0034] It is also to be understood that the terminology used herein is for the purpose of describing the exemplary embodiments only and is not intended to be limiting. As used herein, the singular form "a", "an" and "the" include plural references unless the context clearly dictates otherwise. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items. As used herein, the term "includes" and / or "comprising", when used herein, specify the presence of stated features, steps, operations, components, elements, or a combination thereof, but do not preclude the presence or addition of one or more other features, steps, operations, components, elements, or a combination thereof.

[0035] The preferred embodiments of the present application have been disclosed with reference to the present drawings and descriptions. A person skilled in the art would readily understand that any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall fall within the scope of protection of the present application.

Claims

1. A device for monitoring the drying of sludge dewatering, comprising an operating table (1), characterized in that, The operating platform (1) top one end is provided with a first opening (12), the operating platform (1) top is fixed with two support plates (2), one of the support plates (2) is fixed with an outer cylinder (3) on the inner side wall, the outer cylinder (3) is provided with an inner cylinder (23) on the inner side wall, and one end of the inner cylinder (23) penetrates the outer side wall of one end of the outer cylinder (3), the inner cylinder (23) is provided with a second inlet on one end, the outer cylinder (3) is provided with a plurality of first heating mechanisms for heating the inner cylinder (23) on the inner side wall, the inner cylinder (23) is provided with an annular seat (16) on the outer side wall, and the annular seat (16) and the outer cylinder (3) are fixed, the outer side wall of the annular seat (16) is provided with a first inlet (30), and the first inlet (30) and the second inlet are communicated, the outer side wall of the outer cylinder (3) is fixed with a feeding hopper (4), and the feeding hopper (4) and the first inlet (30) are communicated, the inner side walls of the two support plates (2) are rotatably connected with the same rotating shaft (27), and the rotating shaft (27) is a cavity structure, the two ends of the rotating shaft (27) penetrate the two ends of the outer cylinder (3) respectively, a plurality of through holes (36) are formed in the side wall of the rotating shaft (27), the rotating shaft (27) is provided with a worm (37) on the outer side wall, and the worm (37) is located in the inner cylinder (23), the top of the operating platform (1) is provided with a first rotating mechanism for rotating the rotating shaft (27), the other end of the outer cylinder (3) is provided with a second rotating mechanism for rotating the inner cylinder (23), one end of the outer cylinder (3) is provided with a detection mechanism, one end of the inner cylinder (23) is provided with an extrusion mechanism for extruding sludge, and the top of the operating platform (1) is provided with a second heating mechanism for heating.

2. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The first heating mechanism comprises an electric heating ring (22), the electric heating ring (22) is provided on the outer side wall of the inner cylinder (23), and the electric heating ring (22) and the inner side wall of the outer cylinder (3) are fixed.

3. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The second heating mechanism comprises a connecting box (10), the connecting box (10) is fixed on one side of the top of the operating platform (1), the inner bottom of the connecting box (10) is fixed with a rectangular frame (33), the inner side wall of the rectangular frame (33) is fixed with an electric heating wire (34), one end of the connecting box (10) is fixed with a fan (17) on the outer side wall, and the outlet of the fan (17) and the connecting box (10) are communicated, the other end of the connecting box (10) is fixed with a connecting pipe (35), one end of the rotating shaft (27) is provided with a rotary joint (9), and the two ends of the connecting pipe (35) are communicated with the connecting box (10) and the rotary joint (9) respectively.

4. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The first rotating mechanism comprises a first motor (5), the first motor (5) is fixed on one end of the top of the operating platform (1), the output shaft of the first motor (5) is provided with a driving wheel (6), one end of the rotating shaft (27) is provided with a driven wheel (8), and the top of the operating platform (1) is provided with a belt (7), and the two ends of the belt (7) are provided on the inner side walls of the driving wheel (6) and the driven wheel (8) respectively.

5. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The second rotating mechanism comprises a second motor (11) fixed to the outer side wall of one end of the outer cylinder (3), the output shaft of the second motor (11) is sleeved with a gear (26), the outer side wall of one end of the inner cylinder (23) is sleeved with a tooth ring (25), and the gear (26) and the tooth ring (25) are engaged.

6. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The extrusion mechanism comprises a circular plate (29) sleeved on the outer side wall of the other end of the rotating shaft (27), the circular plate (29) and the inner cylinder (23) are matched, the outer side wall of the rotating shaft (27) is sleeved with a spring (28), and the two ends of the spring (28) are fixed with the circular plate (29) and the other support plate (2) respectively.

7. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The detection mechanism comprises an annular groove (13) fixed to the outer side wall of one end of the outer cylinder (3), the inner side wall of the annular groove (13) is fixed with a second filter screen (14), the outer side wall bottom of the annular groove (13) is fixed with a second water outlet pipe (15), the inner side wall of the second water outlet pipe (15) is provided with a piezoelectric raindrop sensor (31), the outer side wall of the piezoelectric raindrop sensor (31) is fixed with a plurality of connecting rods (32), and the plurality of connecting rods (32) are fixed with the second water outlet pipe (15).

8. The apparatus for monitoring dewatering of sludge according to claim 1, wherein The inner side wall of the inner cylinder (23) is fixed with a plurality of first water guide grooves (18) at equal distances in a circular shape, the plurality of first water guide grooves (18) are communicated with the inner cylinder (23), the inner side wall of each of the plurality of first water guide grooves (18) is fixed with a first filter screen (24), the outer surface of each of the plurality of first water guide grooves (18) is provided with a second through hole (19), the outer side wall bottom of the outer cylinder (3) is fixed with a second water guide groove (20), the second water guide groove (20) is communicated with the outer cylinder (3), one end of the bottom of the second water guide groove (20) is fixed with a first water outlet pipe (21), and the first water outlet pipe (21) is communicated with the second water guide groove (20).

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