CN113087340B - Sludge heatless drying treatment device and method - Google Patents
Sludge heatless drying treatment device and method Download PDFInfo
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- CN113087340B CN113087340B CN202110362657.2A CN202110362657A CN113087340B CN 113087340 B CN113087340 B CN 113087340B CN 202110362657 A CN202110362657 A CN 202110362657A CN 113087340 B CN113087340 B CN 113087340B
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- 239000010802 sludge Substances 0.000 title claims abstract description 248
- 238000001035 drying Methods 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 214
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 201
- 238000001914 filtration Methods 0.000 claims abstract description 119
- 238000007599 discharging Methods 0.000 claims abstract description 50
- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims description 31
- 238000005520 cutting process Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000004506 ultrasonic cleaning Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides a sludge non-heat drying treatment device and a sludge non-heat drying treatment method, wherein the sludge non-heat drying treatment device comprises an extrusion mechanism; the filtering mechanism is arranged at the left end of the extruding mechanism, and is provided with an acquisition device which comprises a second flowmeter, a first alarm and a first controller; the strip discharging mechanism is arranged at the left end of the filtering mechanism; the adjusting mechanism is arranged at the left end of the strip discharging mechanism; and the drying mechanism is arranged at the left end of the adjusting mechanism. According to the invention, water in the sludge can be discharged through extrusion, and the sludge is dried through filtering, strip discharging and drying, so that heating and drying are not required, energy is saved, meanwhile, the water yield of the filtering mechanism is detected through the second flowmeter, and when the water yield is less than the preset water yield, the first controller controls the first alarm to send an alarm prompt to remind a worker to overhaul the filtering mechanism, so that the filtering performance of the filtering mechanism is ensured.
Description
Technical Field
The invention relates to the technical field of sludge treatment, in particular to a sludge non-heat drying treatment device and a sludge non-heat drying treatment method.
Background
In the production and life of human beings, a large amount of sewage and sludge can be generated, such as domestic sludge, building sludge, industrial sludge and the like, particularly, the sludge yield of a wastewater treatment plant is higher, the sludge of the wastewater treatment plant has the characteristics of high water content, high organic matter content, difficulty in dehydration, easiness in decay and odor generation and the like, and if the sludge is not properly treated, serious secondary pollution can be caused, so that the sludge and the sludge become environmental problems commonly faced by various towns. The core problem of sludge treatment is the dehydration problem, and only if the moisture content of the sludge is reduced to a certain level, the subsequent final treatment, such as incineration, pyrolysis, composting, landfill and the like, can be carried out.
At present, sewage treatment plants usually adopt the heat drying's processing mode to carry out the mummification to mud and handle, and the heat drying in-process need utilize a large amount of heat energy to carry out drying treatment to mud, extravagant a large amount of heat energy, simultaneously, can't detect the inside jam condition of filter mechanism in the mud filtration process, and filter mechanism blocks up and can lead to sludge dewatering speed to slow down, has reduced mummification efficiency.
Disclosure of Invention
The invention provides a sludge non-heat drying treatment device and a sludge non-heat drying treatment method, which are used for solving the technical problems that sludge is dried by a heat drying treatment mode in the conventional sewage treatment plant, a large amount of heat energy is required to be used for drying the sludge in the heat drying process, a large amount of heat energy is wasted, the blockage condition in a filtering mechanism cannot be detected in the sludge filtering process, the sludge dewatering speed is reduced due to the blockage of the filtering mechanism, and the drying efficiency is reduced.
In order to solve the technical problems, the invention discloses a sludge non-heat drying treatment device and a sludge non-heat drying treatment method, wherein the sludge non-heat drying treatment device comprises the following steps:
the extruding mechanism is internally provided with a screw rod, the outer wall of the screw rod is provided with a helical blade, the pitch of the helical blade is gradually reduced from right to left, and the extruding mechanism is used for conveying and extruding sludge;
the filtering mechanism is arranged at the left end of the extruding mechanism and is used for filtering sludge and discharging water from the sludge, and an acquisition device is arranged on the filtering mechanism and comprises a second flowmeter, a first alarm and a first controller, and the second flowmeter and the first alarm are respectively and electrically connected with the first controller;
the strip discharging mechanism is arranged at the left end of the filtering mechanism and is used for extruding sludge into strip-shaped sludge;
the adjusting mechanism is arranged at the left end of the strip discharging mechanism and is used for adjusting the thickness of the strip sludge;
the drying mechanism is arranged at the left end of the adjusting mechanism, an air extractor and a cutting device are arranged in the drying mechanism, and the drying mechanism is used for drying the strip-shaped sludge.
Preferably, the extrusion mechanism comprises a feed end, the feed end comprising:
the shell is sleeved outside the screw rod;
the driving mechanism is arranged on the right side of the shell, and the output end of the driving mechanism is fixedly connected with one end of the screw rod;
the hopper, the hopper sets up shell upside outer wall, the hopper with the inside intercommunication of shell.
Preferably, still include the discharge end, the discharge end includes:
the first filter sleeve is arranged on the left side of the shell and sleeved outside the screw rod;
the first water collecting assembly is sleeved outside the first filtering sleeve and communicated with the left end of the shell through a first connecting flange, the first water collecting assembly comprises a first water collecting tank and a second water collecting tank, the first water collecting tank is positioned above the second water collecting tank, the first water collecting tank and the second water collecting tank are spliced into a cylindrical shape, first flanges are arranged at the connecting parts of the first water collecting tank and the second water collecting tank, and first fastening holes matched with each other are formed in the first flanges;
and the first flow meter is arranged on the lower surface of the second water collecting tank and is communicated with the inside of the second water collecting tank.
Preferably, the filter mechanism further comprises:
the second water collecting assembly is communicated with one end, far away from the shell, of the first water collecting assembly through a second connecting flange and comprises a third water collecting tank and a fourth water collecting tank, the third water collecting tank is arranged above the fourth water collecting tank, the second flowmeter is arranged on the lower surface of the fourth water collecting tank and is communicated with the inside of the fourth water collecting tank, the third water collecting tank and the fourth water collecting tank are spliced into a cylindrical shape, second flanges are arranged at the connecting parts of the third water collecting tank and the fourth water collecting tank, and second fastening holes which are matched with each other are formed in the second flanges;
the second filtering sleeve is arranged inside the second water collecting assembly, the second filtering sleeve is hollow, and the outer wall of the second filtering sleeve is attached to the inner wall of the second water collecting assembly;
and the third filter sleeve is arranged inside the second filter sleeve in a sliding manner.
Preferably, the strip discharging mechanism comprises:
the flange plate is connected with one end, far away from the first water collecting component, of the second water collecting component;
the mounting hole is formed in one side, facing the second water collecting assembly, of the flange plate, and the flange plate is connected with the third filter sleeve through the mounting hole;
the radial hole is arranged inside the flange plate along the radial direction of the flange plate, the radial hole is communicated with the mounting hole, and the radial hole is communicated with the second flowmeter through a connecting pipe;
the strip outlet hole is formed in the axial direction of the flange plate and penetrates through the flange plate, the strip outlet hole is provided with a plurality of strip outlet holes, and the strip outlet holes are arranged around the mounting hole in an array distribution mode by taking the mounting hole as the circle center.
Preferably, the adjusting mechanism includes:
the adjusting disc is rotatably connected with one side, away from the second water collecting assembly, of the flange plate, a plurality of first through holes corresponding to the strip outlet holes are formed in the adjusting disc, and the first through holes are communicated with the strip outlet holes;
and the adjusting handle is arranged on the outer side wall of the adjusting disc and used for adjusting the rotation of the adjusting disc.
Preferably, the drying mechanism includes:
the conveyer is arranged on one side, away from the flange plate, of the adjusting plate, and a conveyer belt of the conveyer is positioned below the adjusting plate;
the box, the box cover is established the conveyer upper surface, the box is close to adjusting disk one side sets up the opening, air exhaust device sets up box top inner wall, air exhaust device output is towards the conveyer upper surface.
Preferably, the cutting device includes:
the first mounting plate is arranged on the inner wall of one side of the box body and is positioned above the conveyor;
the motor is arranged on one side, facing the adjusting disc, of the first mounting plate, the output end of the motor is provided with a first rotating shaft, one end, far away from the motor, of the first rotating shaft is provided with a second mounting plate, the first rotating shaft is rotatably connected with the second mounting plate, and the second mounting plate is fixedly connected with the inner wall of the box body;
a cam disposed on the first rotating shaft;
the first belt pulley is arranged on the first rotating shaft and is positioned between the second mounting plate and the cam;
the two baffles are symmetrically arranged on the upper surface of the conveying belt, the lower ends of the baffles are attached to the upper surface of the conveying belt, a connecting plate is arranged between the two baffles, the front end and the rear end of the connecting plate are fixedly connected with the side walls of the two baffles respectively, and the connecting plate is perpendicular to the baffles;
the buffer device is arranged on one side, facing the inner wall of the box body, of the baffle plate and comprises a sleeve, a sliding column and a spring, one end of the sleeve is fixedly connected with the inner wall of the box body, the sliding column and the spring are arranged in the sleeve in a sliding mode, one end of the sliding column extends to the outside of the sleeve and is fixedly connected with the side wall of the baffle plate, the other end of the sliding column is fixedly connected with one end of the spring, the other end of the spring is fixedly connected with the inner wall of the box body, the buffer devices are arranged in a plurality, and the buffer devices are distributed on the side wall of the baffle plate at equal intervals;
the second rotating shaft is arranged on the inner wall of the box body, close to one side of the adjusting disc, and is rotatably connected with the inner wall of the box body;
the gear is arranged on the second rotating shaft and is an incomplete gear;
the second belt pulley is arranged at one end, far away from the adjusting disc, of the second rotating shaft and is in transmission connection with the first belt pulley through a transmission belt;
the rectangle frame, the rectangle frame sets up the gear is outside, both sides outer wall all sets up the slide bar around the rectangle frame, the slide bar run through the box lateral wall and with box lateral wall sliding connection, both sides inner wall all is provided with the rack about the rectangle frame, the rack with the gear profile of tooth meshes mutually, the rectangle frame orientation regulating disk one side sets up the scraper, the scraper is used for cutting strip mud.
Preferably, the box is close to adjustment handle one side sets up the third mounting panel, the third mounting panel with box outer wall fixed connection, third mounting panel upper surface sets up electric telescopic handle, electric telescopic handle is located under the adjustment handle, electric telescopic handle is close to adjustment handle one end sets up the gyro wheel, the gyro wheel outer wall with adjustment handle lower surface contact, electric telescopic handle is connected with automatic control device, automatic control device includes:
the sludge water content detection device is arranged in the box body, and the detection end of the sludge water content detection device is aligned with the sludge on the upper surface of the conveying belt and is used for detecting the water content of the sludge on the upper surface of the conveying belt;
the air quantity detector is arranged in the box body, is positioned right below the air extracting device and is used for detecting the actual air quantity of the air extracting device;
the first speed sensor is arranged on the conveying belt and used for detecting the moving speed of the conveying belt;
the second speed sensor is arranged at the first through hole and used for detecting the actual flow rate of the sludge at the first through hole;
the second controller is arranged on the third mounting plate and is electrically connected with the sludge water content detection device, the air volume detector, the first speed sensor, the second speed sensor and the electric telescopic rod respectively;
the second controller controls the electric telescopic rod to work based on detection values of the sludge water content detection device, the air volume detector, the first speed sensor and the second speed sensor, and comprises the following steps:
step 1: based on the detection values of the sludge water content detection device, the air volume detector and the first speed sensor, calculating the target flow rate of the sludge at the first through hole through a formula (1):
wherein,the target flow rate of the sludge at the first through hole is,the water content of the sludge on the upper surface of the conveying belt detected by the sludge water content detecting device,the preset water content of the sludge on the upper surface of the conveying belt,the actual air quantity of the air extracting device detected by the air quantity detector,for the nominal working efficiency of the suction device,the moving speed of the conveyor belt detected by the first speed sensor,is a preset minimum flow rate of the sludge in the first through hole,in order to adjust the thickness of the disc,is the internal volume of the box body,in the form of a circumferential ratio,taking out the mixture of 3.14 percent,is the diameter of the first through-hole,is the preset maximum flow of the sludge in the first through hole,is the coefficient of friction of the upper surface of the conveyor belt;
step 2: based on the calculation result of the step 1, the second controller controls the electric telescopic rod to automatically stretch and retract, and when the actual flow rate of the sludge at the first through hole, which is detected by the second speed sensor, is greater than the target flow rate of the sludge at the first through hole, the second controller controls the electric telescopic rod to stop stretching and retracting.
A sludge non-heat drying treatment method is carried out by using the sludge non-heat drying treatment device, and comprises the following steps:
step 1: adding sludge into an extrusion mechanism;
step 2: starting the extruding mechanism, and rotating the screw to extrude the sludge and drive the sludge to move towards the filtering mechanism;
and step 3: when the water yield detected by the second flowmeter is less than the preset water yield, the first controller sends out an alarm prompt to remind a worker to overhaul the filtering mechanism;
and 4, step 4: after the filtration is finished, extruding the sludge to the strip discharging mechanism, wherein the sludge passes through the strip discharging mechanism and is extruded into strip sludge by the strip discharging mechanism;
and 5: adjusting the thickness of the strip-shaped sludge by using an adjusting mechanism;
step 6: the strip-shaped sludge moves to the drying mechanism through the adjusting mechanism, and the drying mechanism carries out drying treatment on the strip-shaped sludge.
The technical scheme of the invention has the following advantages: the invention provides a sludge non-heat drying treatment device and a sludge non-heat drying treatment method, wherein the sludge non-heat drying treatment device comprises an extrusion mechanism; the filtering mechanism is arranged at the left end of the extruding mechanism, and is provided with an acquisition device which comprises a second flowmeter, a first alarm and a first controller; the strip discharging mechanism is arranged at the left end of the filtering mechanism; the adjusting mechanism is arranged at the left end of the strip discharging mechanism; and the drying mechanism is arranged at the left end of the adjusting mechanism. According to the invention, water in the sludge can be discharged through extrusion, and the sludge is dried through filtering, strip discharging and drying, so that heating and drying are not needed, energy is saved, meanwhile, the water yield of the filtering mechanism is detected through the second flowmeter, when the water yield is less than the preset water yield, the first controller controls the first alarm to send an alarm prompt to remind a worker to overhaul the filtering mechanism, and the collection device is arranged to detect the blocking degree in the filtering mechanism, so that the filtering performance of the filtering mechanism is ensured, and the drying treatment efficiency is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the apparatus particularly pointed out in the written description and drawings thereof.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the overall structure of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of the invention at B of FIG. 2;
FIG. 5 is a schematic view of the filter mechanism of the present invention;
FIG. 6 is a left side view of the overall construction of the present invention;
FIG. 7 is a front and bottom view of a first sump according to the present invention;
FIG. 8 is a top plan view and a front view of a second sump according to the present invention;
FIG. 9 is a left side view of a partial structure of the cutting device of the present invention;
FIG. 10 is an enlarged view taken at C of FIG. 9 in accordance with the present invention;
FIG. 11 is a top plan view of the cutting device of the present invention;
FIG. 12 is an enlarged view taken at D of FIG. 11 in accordance with the present invention;
FIG. 13 is a left side view of the electric telescopic rod of the present invention.
In the figure: 1. an extrusion mechanism; 2. a screw; 3. a helical blade; 4. a filtering mechanism; 5. a second flow meter; 6. a strip discharging mechanism; 7. an adjustment mechanism; 8. a drying mechanism; 9. a housing; 10. a drive mechanism; 11. a hopper; 12. a first filter sleeve; 13. a first water collection tank; 14. a second water collection tank; 15. a first flow meter; 16. a third water collection tank; 17. a fourth water collection tank; 18. a second filter sleeve; 19. a third filter sleeve; 20. a flange plate; 21. mounting holes; 22. a radial bore; 23. a connecting pipe; 24. strip outlet holes; 25. an adjusting disk; 26. a first through hole; 27. an adjusting handle; 28. a conveyor; 29. a conveyor belt; 30. a box body; 31. an air extraction device; 32. a first mounting plate; 33. a motor; 34. a first rotating shaft; 35. a second mounting plate; 36. a cam; 37. a first pulley; 38. a baffle plate; 39. a connecting plate; 40. a sleeve; 41. a traveler; 42. a spring; 43. a second rotating shaft; 44. a gear; 45. a second pulley; 46. a transmission belt; 47. a rectangular frame; 48. a slide bar; 49. a rack; 50. a scraper; 51. a third mounting plate; 52. an electric telescopic rod; 53. and a roller.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.
Example 1:
the embodiment of the invention provides a sludge non-heat drying treatment device and a method, as shown in fig. 1-13, the device comprises:
the sludge treatment device comprises an extrusion mechanism 1, wherein a screw rod 2 is arranged in the extrusion mechanism 1, a spiral blade 3 is arranged on the outer wall of the screw rod 2, the pitch of the spiral blade 3 is gradually reduced from right to left, and the extrusion mechanism 1 is used for conveying and extruding sludge;
the filtering mechanism 4 is arranged at the left end of the extruding mechanism 1, the filtering mechanism 4 is used for filtering sludge and enabling the sludge to discharge water, a collecting device is arranged on the filtering mechanism 4 and comprises a second flowmeter 5, a first alarm and a first controller, and the second flowmeter 5 and the first alarm are respectively and electrically connected with the first controller;
the strip discharging mechanism 6 is arranged at the left end of the filtering mechanism 4 and used for extruding sludge into strip-shaped sludge;
the adjusting mechanism 7 is arranged at the left end of the strip discharging mechanism 6, and is used for adjusting the thickness of the strip sludge;
the drying mechanism 8 is arranged at the left end of the adjusting mechanism 7, the air extractor 31 and the cutting device are arranged in the drying mechanism 8, and the drying mechanism 8 is used for drying the strip-shaped sludge.
The working principle and the beneficial effects of the technical scheme are as follows: the invention provides a sludge non-heat drying treatment device, which is provided with an extrusion mechanism 1, wherein a screw rod 2 is arranged in the extrusion mechanism 1, a spiral blade 3 is arranged on the outer wall of the screw rod 2, the pitch of the spiral blade 3 is gradually reduced from right to left, the spiral blade 3 can convey sludge from right to left and extrude the sludge through the rotation of the screw rod 2, partial water in the sludge is discharged in the extrusion process, the sludge is extruded into a filtering mechanism 4, a filtering component is arranged in the filtering mechanism 4 and can further discharge the water in the sludge, after the filtering is finished, the sludge is extruded to a strip discharging mechanism 6, the sludge passes through the strip discharging mechanism 6 and is extruded into strip sludge by the strip discharging mechanism 6, the thickness of the strip sludge is adjusted by an adjusting mechanism 7, and finally the strip sludge moves to a drying mechanism 8 through the adjusting mechanism 7 and is dried by the strip sludge 8, the strip-shaped sludge is dried, a collecting device is arranged on the filtering mechanism 4, the collecting device comprises a second flowmeter 5, a first alarm and a first controller, the second flowmeter 5 and the first alarm are respectively and electrically connected with the first controller, the second flowmeter 5 can detect the water yield of the filtering mechanism 4, the blocking degree in the filtering mechanism 4 can be judged according to the water yield, the first controller can control the first alarm to alarm according to the detection result of the second flowmeter 5, a cutting device is also arranged in the drying mechanism 8 and can cut off the strip-shaped sludge, the strip-shaped sludge is prevented from being excessively accumulated to influence the strip discharging speed of the strip-shaped mechanism 6, the sludge can be extruded and the moisture in the sludge is discharged through the processing device, then the sludge is dried through filtering, strip discharging and drying, no secondary pollution is generated and discharged, and the energy is saved, simultaneously, the water yield of the filtering mechanism 4 is detected through the second flowmeter 5, when the water yield is less than the preset water yield, the first controller controls the first alarm to send an alarm prompt to remind a worker to overhaul the filtering mechanism 4, so that the filtering performance of the filtering mechanism 4 is ensured, the drying treatment efficiency is improved, the extruding mechanism 1, the filtering mechanism 4, the strip discharging mechanism 6, the adjusting mechanism 7 and the drying mechanism 8 are in a modular design, and the installation, debugging and cleaning of the device are facilitated.
Example 2
On the basis of the above embodiment 1, as shown in fig. 1 to 8, the extrusion mechanism 1 includes a feeding end, and the feeding end includes:
the shell 9 is sleeved outside the screw rod 2, and the shell 9 is sleeved outside the screw rod 2;
the driving mechanism 10 is arranged on the right side of the shell 9, and the output end of the driving mechanism 10 is fixedly connected with one end of the screw rod 2;
the hopper 11 is arranged on the outer wall of the upper side of the shell 9, and the hopper 11 is communicated with the inside of the shell 9;
still include the discharge end, the discharge end includes:
the first filter sleeve 12 is arranged on the left side of the shell 9, and the first filter sleeve 12 is sleeved outside the screw rod 2;
the first water collecting assembly is sleeved outside the first filtering sleeve 12 and communicated with the left end of the shell 9 through a first connecting flange, the first water collecting assembly comprises a first water collecting tank 13 and a second water collecting tank 14, the first water collecting tank 13 is positioned above the second water collecting tank 14, the first water collecting tank 13 and the second water collecting tank 14 are spliced into a cylindrical shape, first flanges are arranged at connecting parts of the first water collecting tank 13 and the second water collecting tank 14, and first fastening holes matched with each other are formed in the first flanges;
and a first flow meter 15, wherein the first flow meter 15 is arranged on the lower surface of the second water collecting tank 14 and is communicated with the inside of the second water collecting tank 14.
The working principle and the beneficial effects of the technical scheme are as follows: the extruding mechanism 1 comprises a feeding end and a discharging end, the feeding end is provided with a shell 9, a driving mechanism 10 is arranged outside the shell 9, the driving mechanism 10 can be driven by a hydraulic drive or a motor 33 speed reducer, the driving mechanism 10 is connected with a screw rod 2, the driving mechanism 10 is started to drive the screw rod 2 to rotate, a hopper 11 is arranged on the upper surface of the shell 9, sludge can be put into the shell 9 through the hopper 11, the sludge moves into a first water collecting component under the rotation of the screw rod 2 after being put into the first water collecting component, a first filtering sleeve 12 is arranged inside the first water collecting component, the first filtering sleeve 12 is sleeved on the screw rod 2, the first filtering sleeve 12 is provided with filtering holes, so that the sludge moving into the first water collecting component is filtered, water is discharged in the movement process of the sludge, water flows out of the first water collecting component from a first flow meter 15, and the first water collecting component can be communicated with the shell 9 through a first connecting flange, first water collecting assembly includes first water catch bowl 13 and second water catch bowl 14, first water catch bowl 13 forms with the concatenation of second water catch bowl 14, convenient to detach, first filter sleeve 12 also is formed by two concatenations, be favorable to quick dismantlement, after first filter sleeve 12 blocks up, can unpack apart fast, and carry out sintering treatment, utilize ultrasonic cleaning after burning, perhaps backflush, can quick reuse, when 1 inside needs clearance of extrusion mechanism, can also directly flow in high-pressure fluid in the export of first flowmeter 15, backflush, avoid the dismouting.
Example 3
On the basis of embodiment 2, as shown in fig. 5, the filter mechanism 4 further includes:
the second water collecting assembly is communicated with one end, far away from the shell 9, of the first water collecting assembly through a second connecting flange, the second water collecting assembly comprises a third water collecting tank 16 and a fourth water collecting tank 17, the third water collecting tank 16 is arranged above the fourth water collecting tank 17, the second flowmeter 5 is arranged on the lower surface of the fourth water collecting tank 17 and is communicated with the inside of the fourth water collecting tank 17, the third water collecting tank 16 and the fourth water collecting tank 17 are spliced into a cylindrical shape, second flash edges are arranged at connecting parts of the third water collecting tank 16 and the fourth water collecting tank 17, and second fastening holes matched with each other are formed in the second flash edges;
the second filter sleeve 18 is arranged in the second water collecting component, the second filter sleeve 18 is hollow, and the outer wall of the second filter sleeve 18 is attached to the inner wall of the second water collecting component;
a third filter sleeve 19, wherein the third filter sleeve 19 is arranged inside the second filter sleeve 18 in a sliding mode.
The working principle and the beneficial effects of the technical scheme are as follows: the filtering mechanism 4 comprises a second water collecting component, the second water collecting component is formed by splicing a third water collecting tank 16 and a fourth water collecting tank 17, the third water collecting tank 16 and the fourth water collecting tank 17 are fixedly connected through a second fastening hole, a second filtering sleeve 18 and a third filtering sleeve 19 are arranged inside the second water collecting component, the third filtering sleeve 19 is arranged inside the second filtering sleeve 18, one end, close to the strip outlet mechanism 6, of the third filtering sleeve 19 is provided with threads and is in threaded connection with the strip outlet mechanism 6, a cavity is formed between the third filtering sleeve 19 and the second filtering sleeve 18, sludge extruded by the extruding mechanism 1 enters the cavity between the third filtering sleeve 19 and the second filtering sleeve 18 and then flows to the strip outlet mechanism 6 along the inner wall of the second filtering sleeve 18, one part of water in the sludge is extruded into the third filtering sleeve 19 and flows to the strip outlet mechanism 6, and the other part of water in the sludge is extruded into the second filtering sleeve 18, and finally flows into the fourth water collecting tank, the contact area of the sludge and the sludge can be increased when the sludge passes through the filtering mechanism 4 by arranging the second filtering sleeve 18 and the third filtering sleeve 19, so that the overflowing area is increased, the water in the sludge is quickly discharged, the porosity of the second filtering sleeve 18 is gradually reduced along the length direction of the second filtering sleeve 18, the second filtering sleeve 18 is formed by combining two semicircular filtering sleeves and is convenient to disassemble, the sludge is conveyed into the filtering mechanism 4 through the extruding mechanism 1, the sludge is extruded to discharge water in the process of passing through the second filtering sleeve 18 and the third filtering sleeve 19, the water passing through the second filtering sleeve 18 finally flows into the fourth water collecting tank 17 and then flows out from the second flowmeter 5 arranged at the bottom of the fourth water collecting tank 17, the second flowmeter 5 can detect the water yield of the filtering mechanism 4, so as to confirm the blocking degree of the filtering mechanism 4, when second filter jacket 18 or third filter jacket 19 block up, can take second filter jacket 18 apart fast to sintering treatment, burn the back and utilize ultrasonic cleaning, perhaps back flush, can quick reuse, when filter mechanism 4 inside needs the clearance, can also directly flow in high-pressure fluid at the export of second flowmeter 5, carry out the back flush, avoid the dismouting.
Example 4
On the basis of embodiment 3, as shown in fig. 3 and 5, the strip discharging mechanism 6 includes:
the flange plate 20 is connected with one end, far away from the first water collecting component, of the second water collecting component;
the mounting hole 21 is formed in one side, facing the second water collecting assembly, of the flange plate 20, and the flange plate 20 is connected with the third filter sleeve 19 through the mounting hole 21;
a radial hole 22, the radial hole 22 being disposed inside the flange plate 20 in a radial direction of the flange plate 20, the radial hole 22 being in communication with the mounting hole 21, the radial hole 22 being in communication with the second flowmeter 5 through a connecting pipe 23;
the strip outlet holes 24 are formed in the flange plate 20, the strip outlet holes 24 are axially formed in the flange plate 20, the strip outlet holes 24 penetrate through the flange plate 20, the strip outlet holes 24 are provided with a plurality of strip outlet holes, and the strip outlet holes 24 are formed in the periphery of the mounting hole 21 in an array distribution mode with the mounting hole 21 as the circle center.
The working principle and the beneficial effects of the technical scheme are as follows: the sludge moves to the strip discharging mechanism 6 from the filtering mechanism 4, the strip discharging mechanism 6 comprises a flange plate 20, the flange plate 20 is connected with the second water collecting component, a mounting hole 21 of the flange plate 20 is in threaded connection with a third filtering sleeve 19, a strip discharging hole 24 is formed in the flange plate 20, the sludge can be extruded into a strip shape through the strip discharging hole 24, water discharged by the sludge is filtered by the third filtering sleeve 19 and collected in the third filtering sleeve 19 in the extruding process, then the water in the third filtering sleeve 19 flows to the mounting hole 21 along the third filtering sleeve 19 and flows into a radial hole 22 through the mounting hole 21, finally flows into the second flowmeter 5 from a connecting pipe 23 and is discharged by the second flowmeter 5, the strip discharging mechanism 6 is arranged, the sludge can be extruded into the strip shape, a large amount of water can be discharged by the sludge again in the extruding process, and the moisture in the sludge is further reduced, the subsequent drying treatment is convenient, and the non-heat drying of the sludge is realized.
Example 5
On the basis of embodiment 4, as shown in fig. 6, the adjusting mechanism 7 includes:
the adjusting disc 25 is rotatably connected with one side, far away from the second water collecting component, of the flange plate 20, a plurality of first through holes 26 corresponding to the strip outlet holes 24 are formed in the adjusting disc 25, and the first through holes 26 are communicated with the strip outlet holes 24;
and the adjusting handle 27 is arranged on the outer side wall of the adjusting disk 25 and is used for adjusting the rotation of the adjusting disk 25.
The working principle and the beneficial effects of the technical scheme are as follows: the left side of the strip discharging mechanism 6 is provided with an adjusting mechanism 7, the adjusting mechanism 7 is provided with an adjusting disc 25 rotatably connected with the side wall of the flange plate 20, the adjusting disc 25 is attached to the flange plate 20, first through holes 26 in one-to-one correspondence with the strip discharging holes 24 are formed in the adjusting disc 25, sludge enters the first through holes 26 after passing through the strip discharging holes 24, if the first through holes 26 coincide with the strip discharging holes 24, the strip sludge is in the thickest state, then an adjusting handle 27 is rotated, the adjusting disc 25 rotates, the first through holes 26 are staggered with the strip discharging holes 24, the strip sludge is thinned, drying of the strip sludge is enabled to be more sufficient, and extrusion force applied to the sludge can be controlled by rotating the adjusting disc 25 or adjusting the rotating speed of the driving mechanism 10 in the extrusion mechanism 1.
Example 6
On the basis of embodiment 5, as shown in fig. 2, the drying mechanism 8 includes:
a conveyor 28, wherein the conveyor 28 is arranged on the side of the adjusting disc 25 far away from the flange plate 20, and a conveying belt 29 of the conveyor 28 is positioned below the adjusting disc 25;
the box body 30 is covered on the upper surface of the conveyor 28, an opening is formed in one side, close to the adjusting disc 25, of the box body 30, the air extractor 31 is arranged on the inner wall of the top of the box body 30, and the output end of the air extractor 31 faces the upper surface of the conveyor 28.
The working principle and the beneficial effects of the technical scheme are as follows: the drying mechanism 8 comprises a conveyor 28, the conveyor 28 is arranged below the adjusting disc 25 and can receive strip-shaped sludge extruded from the adjusting disc 25, the conveyor 28 conveys the strip-shaped sludge to move slowly, meanwhile, an air extractor 31 arranged on the inner wall of the top of the box body 30 starts to work, the air extractor 31 can be a fan, the air extractor 31 can continuously extract air to force the water in the strip-shaped sludge to overflow, so that the sludge is dried and is finally discharged smoothly under the transmission of a conveying belt 29, the structural size of the box body 30, the running speed of the belt and the rotating speed and power of the fan have specific relations, the running speed of the belt and the rotating speed of the fan can be set according to the size of the box body 30, so that the sludge is dried more thoroughly, the non-heat drying treatment of the sludge is realized through the drying mechanism 8, the water is discharged through the extrusion for a plurality of times in the preorders, so that the water in the sludge in the drying mechanism 8 is greatly reduced, the sludge is not required to be heated and dried, so that heat energy is saved, and secondary emission pollution is avoided.
Example 7
On the basis of embodiment 6, as shown in fig. 9 to 12, the cutting apparatus includes:
a first mounting plate 32, wherein the first mounting plate 32 is arranged on the inner wall of one side of the box body 30, and the first mounting plate 32 is positioned above the conveyor 28;
the motor 33 is arranged on one side, facing the adjusting disc 25, of the first mounting plate 32, the output end of the motor 33 is provided with a first rotating shaft 34, one end, far away from the motor 33, of the first rotating shaft 34 is provided with a second mounting plate 35, the first rotating shaft 34 is rotatably connected with the second mounting plate 35, and the second mounting plate 35 is fixedly connected with the inner wall of the box body 30;
a cam 36, the cam 36 being disposed on the first rotating shaft 34;
a first pulley 37, wherein the first pulley 37 is disposed on the first rotating shaft 34, and the first pulley 37 is located between the second mounting plate 35 and the cam 36;
the two baffles 38 are symmetrically arranged on the upper surface of the conveying belt 29, the lower ends of the baffles 38 are attached to the upper surface of the conveying belt 29, a connecting plate 39 is arranged between the two baffles 38, the front end and the rear end of the connecting plate 39 are fixedly connected with the side walls of the two baffles 38 respectively, and the connecting plate 39 is perpendicular to the baffles 38;
the buffer device is arranged on one side, facing the inner wall of the box body 30, of the baffle plate 38, and comprises a sleeve 40, a sliding column 41 and a spring 42, one end of the sleeve 40 is fixedly connected with the inner wall of the box body 30, the sliding column 41 and the spring 42 are both arranged in the sleeve 40 in a sliding manner, one end of the sliding column 41 extends to the outside of the sleeve 40 and is fixedly connected with the side wall of the baffle plate 38, the other end of the sliding column 41 is fixedly connected with one end of the spring 42, the other end of the spring 42 is fixedly connected with the inner wall of the box body 30, the buffer device is provided with a plurality of buffer devices, and the plurality of buffer devices are distributed on the side wall of the baffle plate 38 at equal intervals;
the second rotating shaft 43 is arranged on the inner wall of the box body 30 close to the adjusting disc 25, and the second rotating shaft 43 is rotatably connected with the inner wall of the box body 30;
a gear 44, wherein the gear 44 is arranged on the second rotating shaft 43, and the gear 44 is an incomplete gear;
the second belt pulley 45 is arranged at one end, far away from the adjusting disc 25, of the second rotating shaft 43, and the second belt pulley 45 is in transmission connection with the first belt pulley 37 through a transmission belt 46;
The working principle and the beneficial effects of the technical scheme are as follows: a cutting device is also arranged in the drying mechanism 8, when the strip-shaped sludge enters the box body 30, a motor 33 is started, the motor 33 rotates to drive a first rotating shaft 34 to rotate, the first rotating shaft 34 rotates to respectively drive a cam 36 and a first belt pulley 37 to rotate, the first belt pulley 37 rotates to drive a second belt pulley 45 to rotate through a transmission belt 46, the second belt pulley 45 rotates to drive a second rotating shaft 43 to rotate, the second rotating shaft 43 rotates to drive a gear 44 to rotate, the gear 44 is an incomplete gear, a rectangular frame 47 is arranged outside the gear 44, racks 49 meshed with the gear 44 are arranged on the upper inner wall and the lower inner wall of the rectangular frame 47, the gear 44 rotates and can be intermittently meshed with the upper rack 49 and the lower rack 49, when the gear 44 is meshed with the racks 49, the rectangular frame 47 can be driven to reciprocate left and right, sliding rods 48 arranged at two ends of the rectangular frame 47 slide along the side wall of the box body 30, a scraper 50 is arranged on the upper surface of the rectangular frame 47, the rectangular frame 47 drives the scraper 50 to move when reciprocating, the two sides of the scraper 50 are both provided with cutting edges, the strip-shaped sludge flowing out of the first through hole 26 can be cut off, the cut-off sludge falls on the upper surface of the conveyer belt 29 of the conveyer 28, the cam 36 intermittently contacts with the baffle 38 in the conveying process, when the cam 36 contacts with the baffle 38, the cam 36 gradually pushes the baffle 38, the spring 42 starts to stretch, the baffle 38 slides along the upper surface of the conveyer belt 29 and pushes the strip-shaped sludge on the upper surface of the conveyer belt 29, after the cam 36 gradually leaves away from the baffle 38, under the elastic force of the spring 42, the sliding column 41 drives the baffle 38 to restore the original position, the baffle 38 close to one side of the motor 33 drives the baffle 38 far away from one side of the motor 33 to slide along the upper surface of the conveyer belt 29 through the connecting plate 39, so as to reversely push the strip-shaped sludge on the conveyer belt 29, the strip-shaped sludge is overturned, and by arranging a cutting device, not only can intermittently cut off the strip mud of adjustment disk 25 department, reduce the output power of first through-hole 26 department, it is too much and stop up first through-hole 26 and strip hole 24 to avoid mud to pile up on the conveyer belt 29, and under the impetus of two baffles 38, the strip mud on the conveyer belt 29 can be turned over at transportation process, the area of contact of the wind that strip mud and updraft ventilator produced has been increased, help overflowing of the inside moisture of strip mud, thereby further improved mummification efficiency, make the mummification handle more thoroughly.
Example 8
On the basis of embodiment 6, as shown in fig. 13, a third mounting plate 51 is provided on the side of the box body 30 close to the adjustment handle 27, the third mounting plate 51 is fixedly connected to the outer wall of the box body 30, an electric telescopic rod 52 is provided on the upper surface of the third mounting plate 51, the electric telescopic rod 52 is located under the adjustment handle 27, a roller 53 is provided on the end of the electric telescopic rod 52 close to the adjustment handle 27, the outer wall of the roller 53 contacts with the lower surface of the adjustment handle 27, an automatic control device is connected to the electric telescopic rod 52, and the automatic control device includes:
the sludge water content detection device is arranged in the box body 30, and the detection end of the sludge water content detection device is aligned with the sludge on the upper surface of the conveying belt 29 and is used for detecting the water content of the sludge on the upper surface of the conveying belt 29;
the air volume detector is arranged in the box body 30, is positioned right below the air extracting device 31 and is used for detecting the actual air volume of the air extracting device 31;
a first speed sensor provided on the conveyor belt 29 for detecting a moving speed of the conveyor belt 29;
a second speed sensor provided at the first through hole 26 for detecting an actual flow rate of the sludge at the first through hole 26;
the second controller is arranged on the third mounting plate 51 and is respectively and electrically connected with the sludge water content detection device, the air volume detector, the first speed sensor, the second speed sensor and the electric telescopic rod 52;
the second controller controls the electric telescopic rod 52 to work based on the detection values of the sludge water content detection device, the air volume detector, the first speed sensor and the second speed sensor, and comprises the following steps:
step 1: based on the sludge water content detection device, the air volume detector and the detection values of the first speed sensor, calculating the target flow rate of the sludge at the first through hole 26 by using a formula (1):
wherein,the target flow rate of the sludge at the first through hole 26,the water content of the sludge on the upper surface of the conveyer belt 29 detected by the sludge water content detecting device,for a preset water content of the sludge on the upper surface of the conveyor belt 29,the actual air volume of the air extracting device 31 detected by the air volume detector,for a nominal working efficiency of said suction means 31,the movement of the conveyor belt 29 detected for the first speed sensorThe moving speed of the device is controlled by the speed of the device,for a preset minimum flow rate of sludge in said first through hole 26,for the purpose of adjusting the thickness of the disc 25,is the internal volume of the tank 30,in the form of a circumferential ratio,taking out the mixture of 3.14 percent,is the diameter of the first through-hole 26,for a preset maximum flow of sludge in said first through hole 26,the coefficient of friction of the upper surface of the conveyor belt 29;
step 2: based on the calculation result in the step 1, the second controller controls the electric telescopic rod 52 to automatically extend and retract, and when the actual flow rate of the sludge at the first through hole 26 detected by the second speed sensor is greater than the target flow rate of the sludge at the first through hole 26, the second controller controls the electric telescopic rod 52 to stop extending and retracting.
The working principle and the beneficial effects of the technical scheme are as follows: the outer wall of the box body 30 is provided with a third mounting plate 51, an electric telescopic rod 52 is mounted on the third mounting plate 51, the electric telescopic rod 52 is positioned under the adjusting handle 27, a roller 53 is arranged at the upper end of the electric telescopic rod 52, the periphery of the roller 53 is contacted with the lower surface of the adjusting handle 27, the telescopic movement of the electric telescopic rod 52 can drive the adjusting handle 27 to move up and down, thereby driving the adjusting disc 25 to rotate, because the water content of the sludge flowing out from the first through hole 26 is different, in order to ensure that the sludge can be fully dried, the moisture in the sludge can be thoroughly removed, the higher the water content of the sludge is, the sludge passing through the first through hole 26 needs to be ensured to be more slender, thereby reducing the volume of the strip-shaped sludge, so that the air extractor 31 can more easily cause the moisture to overflow from the sludge, in order to reduce the volume of the strip-shaped sludge, the overlapping area of the first through hole 26 and the strip-shaped hole 24 needs to be adjusted, thereby an automatic control device is arranged, the automatic control device comprises a sludge water content detection device, an air volume detector, a first speed sensor, a second speed sensor and a second controller, the sludge water content detection device is an existing device, the sludge water content detection device can detect the water content of sludge on the upper surface of the conveying belt 29, the air volume detector can detect the actual air volume of the air extraction device 31, the first speed sensor can detect the moving speed of the conveying belt 29, wherein the air extraction device 31 can select a fan, the fan is connected with a variable frequency motor, the variable frequency motor can adjust the rotating speed of the fan, the variable frequency motor is also electrically connected with the second controller, the second controller can control the rotating speed of the variable frequency motor to adjust the rotating speed of the motor according to the difference of the actual water content of the sludge detected by the sludge water content detection device, so as to adjust the air speed of the fan, and based on the detection value, the target flow rate of the sludge at the first through hole 26 can be calculated by a formula (1), in the calculation process, the friction coefficient of the upper surface of the conveying belt 29 is comprehensively considered, the friction coefficient is the friction coefficient between the conveying belt 29 and the sludge, and the value range of the friction coefficient is 0.6-0.75, so that the target flow rate of the sludge at the first through hole 26 is more accurately calculated, then according to the target flow rate of the sludge at the first through hole 26, the second controller can compare the target flow rate at the first through hole 26 with the actual flow rate of the sludge at the first through hole 26 detected by the second speed sensor, and can control the electric telescopic rod 52 to automatically stretch and retract, along with the automatic retraction of the electric telescopic rod 52, the overlapping area of the first through hole 26 and the strip outlet hole 24 changes, and until the actual flow rate of the sludge at the first through hole 26 is greater than the target flow rate, the strip-shaped sludge flowing out from the first through hole 26 can be thoroughly dried by the air suction device 31 within a preset time period, through setting up automatic control device, can the rotation of automatic control adjustment disk 25 to change the thickness degree of strip mud, the air exhaust device 31 of being convenient for carries out the mummification and handles, has improved the degree of automation and the intelligent level of device.
A sludge non-heat drying treatment method is carried out by using the sludge non-heat drying treatment device, and comprises the following steps:
step 1: adding sludge into the extrusion mechanism 1;
step 2: starting the extrusion mechanism 1, rotating the screw rod 2 to extrude the sludge and drive the sludge to move towards the filtering mechanism 4;
and step 3: the method comprises the steps that sludge flows into a filtering mechanism 4, the filtering mechanism 4 filters the sludge to discharge moisture in the sludge, a second flowmeter 5 can detect the water yield of the filtering mechanism 4, and when the water yield detected by the second flowmeter 5 is smaller than a preset water yield, a first controller sends out an alarm prompt to remind a worker to overhaul the filtering mechanism 4;
and 4, step 4: after the filtration is finished, the sludge is extruded to the strip discharging mechanism 6, passes through the strip discharging mechanism 6 and is extruded into strip-shaped sludge by the strip discharging mechanism 6;
and 5: the thickness of the strip-shaped sludge is adjusted by an adjusting mechanism 7;
step 6: the strip-shaped sludge moves to a drying mechanism 8 through an adjusting mechanism 7, and the drying mechanism 8 is used for drying the strip-shaped sludge.
The working principle and the beneficial effects of the technical scheme are as follows: firstly adding sludge into an extruding mechanism 1, then starting the extruding mechanism 1, rotating a screw rod 2 to extrude the sludge and drive the sludge to move towards a filtering mechanism 4, when the sludge flows into the filtering mechanism 4, filtering the sludge through the filtering mechanism 4 so as to discharge water in the sludge, detecting the water yield of the filtering mechanism 4 by a second flowmeter 5, when the water yield detected by the second flowmeter 5 is less than the preset water yield, sending an alarm prompt by a first controller to remind a worker to overhaul the filtering mechanism 4, after the filtering is finished, extruding the sludge to a strip-discharging mechanism 6, extruding the sludge into strip-shaped sludge through the strip-discharging mechanism 6 and by the strip-discharging mechanism 6, adjusting the thickness of the strip-shaped sludge by using an adjusting mechanism 7, finally moving the strip-shaped sludge to a drying mechanism 8 through the adjusting mechanism 7, and drying the strip-shaped sludge by the drying mechanism 8, the drying of the strip-shaped sludge is completed, the method can discharge the moisture in the sludge through extrusion, and the sludge is dried through filtering, strip discharging and drying, heating and drying are not needed, secondary pollution emission cannot be generated, energy is saved, meanwhile, the water yield of the filtering mechanism 4 is detected through the second flowmeter 5, when the water yield is less than the preset water yield, the first controller controls the first alarm to send an alarm prompt to remind a worker to overhaul the filtering mechanism 4, so that the filtering performance of the filtering mechanism 4 is ensured, and the drying treatment efficiency is improved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The utility model provides a sludge does not have heat mummification processing apparatus which characterized in that includes:
the sludge treatment device comprises an extrusion mechanism (1), wherein a screw (2) is arranged in the extrusion mechanism (1), a spiral blade (3) is arranged on the outer wall of the screw (2), the pitch of the spiral blade (3) is gradually reduced from right to left, and the extrusion mechanism (1) is used for conveying and extruding sludge;
the filtering mechanism (4) is arranged at the left end of the extruding mechanism (1), the filtering mechanism (4) is used for filtering sludge and discharging water from the sludge, a collecting device is arranged on the filtering mechanism (4), the collecting device comprises a second flowmeter (5), a first alarm and a first controller, and the second flowmeter (5) and the first alarm are respectively and electrically connected with the first controller;
the strip discharging mechanism (6) is arranged at the left end of the filtering mechanism (4) and is used for extruding sludge into strip-shaped sludge;
the adjusting mechanism (7) is arranged at the left end of the strip discharging mechanism (6), and is used for adjusting the thickness of the strip sludge;
the drying mechanism (8) is arranged at the left end of the adjusting mechanism (7), an air extracting device (31) and a cutting device are arranged in the drying mechanism (8), and the drying mechanism (8) is used for drying the strip-shaped sludge;
extrusion mechanism (1) includes feed end and discharge end, the feed end includes:
the shell (9), the said shell (9) is fitted over the said threaded spindle (2);
the driving mechanism (10), the driving mechanism (10) is arranged on the right side of the shell (9), and the output end of the driving mechanism (10) is fixedly connected with one end of the screw rod (2);
the hopper (11), the hopper (11) is arranged on the outer wall of the upper side of the shell (9), and the hopper (11) is communicated with the inside of the shell (9);
the discharge end comprises:
the first filter sleeve (12), the first filter sleeve (12) is arranged on the left side of the shell (9), and the first filter sleeve (12) is sleeved outside the screw rod (2);
the first water collecting assembly is sleeved outside the first filtering sleeve (12) and communicated with the left end of the shell (9) through a first connecting flange, the first water collecting assembly comprises a first water collecting groove (13) and a second water collecting groove (14), the first water collecting groove (13) is positioned above the second water collecting groove (14), the first water collecting groove (13) and the second water collecting groove (14) are spliced into a cylindrical shape, first flanges are arranged at the connecting parts of the first water collecting groove (13) and the second water collecting groove (14), and first fastening holes which are matched with each other are formed in the first flanges;
a first flow meter (15), wherein the first flow meter (15) is arranged on the lower surface of the second water collecting tank (14) and is communicated with the interior of the second water collecting tank (14);
the filter mechanism (4) further comprises:
the second water collecting assembly is communicated with one end, far away from the shell (9), of the first water collecting assembly through a second connecting flange, the second water collecting assembly comprises a third water collecting groove (16) and a fourth water collecting groove (17), the third water collecting groove (16) is arranged above the fourth water collecting groove (17), the second flowmeter (5) is arranged on the lower surface of the fourth water collecting groove (17) and is communicated with the inside of the fourth water collecting groove (17), the third water collecting groove (16) and the fourth water collecting groove (17) are spliced into a cylindrical shape, second flanges are arranged at the connecting parts of the third water collecting groove (16) and the fourth water collecting groove (17), and second fastening holes which are matched with each other are formed in the second flanges;
the second filtering sleeve (18) is arranged inside the second water collecting component, the second filtering sleeve (18) is hollow, and the outer wall of the second filtering sleeve (18) is attached to the inner wall of the second water collecting component;
a third filter sleeve (19), wherein the third filter sleeve (19) is arranged inside the second filter sleeve (18) in a sliding manner;
the strip discharging mechanism (6) comprises:
the flange plate (20), the flange plate (20) is connected with one end of the second water collecting component far away from the first water collecting component;
the mounting hole (21) is formed in one side, facing the second water collecting component, of the flange plate (20), and the flange plate (20) is connected with the third filter sleeve (19) through the mounting hole (21);
a radial hole (22), wherein the radial hole (22) is arranged inside the flange plate (20) along the radial direction of the flange plate (20), the radial hole (22) is communicated with the mounting hole (21), and the radial hole (22) is communicated with the second flowmeter (5) through a connecting pipe (23);
the strip outlet holes (24) are axially formed in the flange plate (20) along the flange plate (20), the strip outlet holes (24) penetrate through the flange plate (20), the strip outlet holes (24) are formed in a plurality, and the strip outlet holes (24) are arranged around the mounting hole (21) in an array distribution mode by taking the mounting hole (21) as a circle center;
one end of the third filter sleeve (19) close to the strip discharging mechanism (6) is provided with threads and is in threaded connection with the strip discharging mechanism (6), a cavity is formed between the third filter sleeve (19) and the second filter sleeve (18), and sludge extruded by the extruding mechanism (1) can enter the cavity between the third filter sleeve (19) and the second filter sleeve (18).
2. The sludge non-thermal drying treatment device according to claim 1, wherein the adjusting mechanism (7) comprises:
the adjusting disc (25) is rotatably connected with one side, far away from the second water collecting component, of the flange plate (20), a plurality of first through holes (26) corresponding to the strip outlet holes (24) are formed in the adjusting disc (25), and the first through holes (26) are communicated with the strip outlet holes (24);
the adjusting handle (27), the adjusting handle (27) sets up in adjusting disk (25) lateral wall, is used for adjusting disk (25) rotates.
3. The sludge non-thermal drying treatment device according to claim 2, wherein the drying mechanism (8) comprises:
the conveyor (28) is arranged on one side, away from the flange plate (20), of the adjusting plate (25), and a conveying belt (29) of the conveyor (28) is located below the adjusting plate (25);
the box (30), box (30) cover is established conveyer (28) upper surface, box (30) are close to adjusting disk (25) one side sets up the opening, air exhaust device (31) set up box (30) top inner wall, air exhaust device (31) output orientation conveyer (28) upper surface.
4. The sludge non-thermal drying treatment device according to claim 3, wherein the cutting device comprises:
the first mounting plate (32), the first mounting plate (32) is arranged on the inner wall of one side of the box body (30), and the first mounting plate (32) is positioned above the conveyor (28);
the motor (33) is arranged on one side, facing the adjusting disc (25), of the first mounting plate (32), the output end of the motor (33) is provided with a first rotating shaft (34), one end, far away from the motor (33), of the first rotating shaft (34) is provided with a second mounting plate (35), the first rotating shaft (34) is rotatably connected with the second mounting plate (35), and the second mounting plate (35) is fixedly connected with the inner wall of the box body (30);
a cam (36), the cam (36) being disposed on the first shaft (34);
a first pulley (37), the first pulley (37) being disposed on the first shaft (34), the first pulley (37) being located between the second mounting plate (35) and the cam (36);
the two baffles (38) are symmetrically arranged on the upper surface of the conveying belt (29), the lower ends of the baffles (38) are attached to the upper surface of the conveying belt (29), a connecting plate (39) is arranged between the two baffles (38), the front end and the rear end of the connecting plate (39) are fixedly connected with the side walls of the two baffles (38), and the connecting plate (39) is perpendicular to the baffles (38);
the buffer device is arranged on one side, facing the inner wall of the box body (30), of the baffle plate (38), and comprises a sleeve (40), a sliding column (41) and a spring (42), one end of the sleeve (40) is fixedly connected with the inner wall of the box body (30), the sliding column (41) and the spring (42) are arranged in the sleeve (40) in a sliding mode, one end of the sliding column (41) extends to the outside of the sleeve (40) and is fixedly connected with the side wall of the baffle plate (38), the other end of the sliding column (41) is fixedly connected with one end of the spring (42), the other end of the spring (42) is fixedly connected with the inner wall of the box body (30), the buffer device is provided with a plurality of buffer devices, and the buffer devices are distributed on the side wall of the baffle plate (38) at equal intervals;
the second rotating shaft (43) is arranged on the inner wall of the box body (30) close to one side of the adjusting disc (25), and the second rotating shaft (43) is rotatably connected with the inner wall of the box body (30);
a gear (44), wherein the gear (44) is arranged on the second rotating shaft (43), and the gear (44) is an incomplete gear;
the second belt pulley (45) is arranged at one end, far away from the adjusting disc (25), of the second rotating shaft (43), and the second belt pulley (45) is in transmission connection with the first belt pulley (37) through a transmission belt (46);
rectangle frame (47), rectangle frame (47) set up gear (44) are outside, both sides outer wall all sets up slide bar (48) around rectangle frame (47), slide bar (48) run through box (30) lateral wall and with box (30) lateral wall sliding connection, both sides inner wall all is provided with rack (49) about rectangle frame (47), rack (49) with gear (44) profile of tooth meshes mutually, rectangle frame (47) orientation adjusting disk (25) one side sets up scraper (50), scraper (50) are used for cutting strip mud.
5. The sludge non-heat drying treatment device according to claim 3, wherein a third mounting plate (51) is disposed on one side of the box body (30) close to the adjusting handle (27), the third mounting plate (51) is fixedly connected to an outer wall of the box body (30), an electric telescopic rod (52) is disposed on an upper surface of the third mounting plate (51), the electric telescopic rod (52) is located under the adjusting handle (27), a roller (53) is disposed on one end of the electric telescopic rod (52) close to the adjusting handle (27), an outer wall of the roller (53) is in contact with a lower surface of the adjusting handle (27), and an automatic control device is connected to the electric telescopic rod (52), and the automatic control device comprises:
the sludge water content detection device is arranged in the box body (30), and the detection end of the sludge water content detection device is aligned with the sludge on the upper surface of the conveying belt (29) and is used for detecting the water content of the sludge on the upper surface of the conveying belt (29);
the air volume detector is arranged in the box body (30), is positioned under the air extracting device (31) and is used for detecting the actual air volume of the air extracting device (31);
a first speed sensor provided on the conveyor belt (29) for detecting a moving speed of the conveyor belt (29);
a second speed sensor provided at the first through hole (26) for detecting an actual flow rate of sludge at the first through hole (26);
the second controller is arranged on the third mounting plate (51), and is respectively and electrically connected with the sludge water content detection device, the air volume detector, the first speed sensor, the second speed sensor and the electric telescopic rod (52);
the second controller controls the electric telescopic rod (52) to work based on detection values of the sludge water content detection device, the air volume detector, the first speed sensor and the second speed sensor, and comprises the following steps:
step 1: based on the sludge water content detection device, the air volume detector and the detection values of the first speed sensor, calculating the target flow rate of the sludge at the first through hole (26) by a formula (1):
wherein,is a target flow rate of the sludge at the first through hole (26),the water content of the sludge on the upper surface of the conveying belt (29) detected by the sludge water content detection device,the preset water content of the sludge on the upper surface of the conveying belt (29),the actual air quantity of the air extracting device (31) detected by the air quantity detector,for a nominal operating efficiency of the suction device (31),a moving speed of the conveyor belt (29) detected by the first speed sensor,for a preset minimum flow rate of sludge in said first through hole (26),is the thickness of the adjusting disk (25),is the internal volume of the box body (30),in the form of a circumferential ratio,taking out the mixture of 3.14 percent,is the diameter of the first through hole (26),a preset maximum flow rate of the sludge in the first through hole (26),is the coefficient of friction of the upper surface of the conveyor belt (29);
step 2: based on the calculation result of the step 1, the second controller controls the electric telescopic rod (52) to automatically stretch and retract, and when the actual flow rate of the sludge at the first through hole (26) detected by the second speed sensor is larger than the target flow rate of the sludge at the first through hole (26), the second controller controls the electric telescopic rod (52) to stop stretching and retracting.
6. A sludge non-heat drying treatment method using the sludge non-heat drying treatment device according to any one of claims 1 to 5, comprising the following steps:
step 1: adding sludge into the extrusion mechanism (1);
step 2: starting the extruding mechanism (1), and rotating the screw rod (2) to extrude the sludge and drive the sludge to move towards the filtering mechanism (4);
and step 3: the sludge flows into the filtering mechanism (4), the sludge is filtered through the filtering mechanism (4), so that moisture in the sludge is discharged, the second flowmeter (5) can detect the water yield of the filtering mechanism (4), and when the water yield detected by the second flowmeter (5) is less than the preset water yield, the first controller sends out an alarm prompt to remind a worker to overhaul the filtering mechanism (4);
and 4, step 4: after the filtration is finished, the sludge is extruded to the strip discharging mechanism (6), and the sludge passes through the strip discharging mechanism (6) and is extruded into strip-shaped sludge by the strip discharging mechanism (6);
and 5: the thickness of the strip-shaped sludge is adjusted by an adjusting mechanism (7);
step 6: the strip-shaped sludge moves to the drying mechanism (8) through the adjusting mechanism (7), and the drying mechanism (8) is used for drying the strip-shaped sludge.
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CN118125680B (en) * | 2024-05-10 | 2024-07-19 | 泰州明锋资源再生科技有限公司 | Strip-shaped sludge extruder |
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