CN113003917A - Sludge low-temperature drying machine based on tail gas purification function - Google Patents
Sludge low-temperature drying machine based on tail gas purification function Download PDFInfo
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- CN113003917A CN113003917A CN202110183727.8A CN202110183727A CN113003917A CN 113003917 A CN113003917 A CN 113003917A CN 202110183727 A CN202110183727 A CN 202110183727A CN 113003917 A CN113003917 A CN 113003917A
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- 239000010802 sludge Substances 0.000 title claims abstract description 110
- 238000001035 drying Methods 0.000 title claims abstract description 57
- 238000000746 purification Methods 0.000 title claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 39
- 238000011084 recovery Methods 0.000 claims description 14
- 230000005484 gravity Effects 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 25
- 230000008569 process Effects 0.000 description 17
- 230000000694 effects Effects 0.000 description 10
- 238000003756 stirring Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (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)
- Drying Of Solid Materials (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention belongs to the technical field of sludge treatment, and particularly relates to a low-temperature sludge drier based on a tail gas purification function, which comprises a body; the body is divided into a power chamber and a drying chamber; a low-temperature heat pump system is arranged in the power chamber; a group of conveying wheels are connected in the drying chamber in a rotating manner and driven by a motor; a conveying belt is sleeved outside the conveying wheel; a group of air bags are fixedly connected to the inner side of the conveying belt; the outer side of the conveyor belt is provided with a spray hole, and the spray hole is communicated with the air bag; the low-temperature heat pump system sends dry air into the drying chamber to dry sludge on the conveyor belt, the conveyor belt extrudes the airbag during conveying the sludge, and the gas is sprayed out through the spray holes to splash the sludge, so that on one hand, the dried sludge is prevented from being adhered to the conveyor belt, the load of the conveyor belt is reduced, the service life of equipment is prolonged, on the other hand, the contact area of the splashed sludge and the dry air is increased, and the working efficiency of the equipment is improved.
Description
Technical Field
The invention belongs to the technical field of sludge treatment, and particularly relates to a low-temperature sludge drier based on a tail gas purification function.
Background
Along with the large-scale construction and operation of sewage treatment plants in China, the sludge yield is greatly increased, the threat to environmental pollution is more and more serious, the water content of the dewatered sludge is mostly higher than 80%, the dewatered sludge contains a large amount of toxic and harmful substances, the properties are unstable, and the sludge is difficult to recycle, so that proper drying treatment is necessary before composting or incineration and other final treatment, and a low-temperature heat pump drying technology in the drying technology has the unique advantages of small occupied area, high drying efficiency and small pollution to the environment.
The low-temperature drying equipment adopts the technical principle of a dehumidification heat pump, unsaturated dry air is heated by utilizing a condenser end of a heat pump system and then is subjected to moisture-heat exchange with wet sludge, saturated wet air is dehumidified at an evaporator end of the heat pump system, unsaturated dry air is formed again to be heated, and the sludge is dried in the repeated circulation process.
Some technical schemes about sludge low temperature mummification machine have also appeared among the prior art, for example chinese patent with application number 2019100847059 discloses a be applied to sludge low temperature mummification mechanism in the middle of the sludge treatment, including sealing sludge mummification room, sealing sludge mummification room is provided with mud entry, end to end's multilayer conveying mesh belt and sludge outlet from top to bottom, lower floor the downside interval of conveying mesh belt is equipped with two fans, including first fan and second fan, the superiors the upside of conveying mesh belt is equipped with air filter, air filter's left side is equipped with the condenser, the output of condenser is connected with the input of heat exchanger, the output of heat exchanger is connected with the input of liquid storage pot, the output of liquid storage pot is connected with the first input of vapour and liquid separator, sealing sludge mummification indoor bottom is equipped with bulk cargo collection device, the bulk material collecting device comprises a sludge collecting mechanism and a sludge conveying mechanism. The invention can solve the problems of non-uniform drying effect, low energy utilization efficiency and difficult blanking collection of the sludge low-temperature drying device.
Among the above-mentioned technique, mud low temperature mummification mechanism lacks tail gas processing apparatus, can remain in the conveyer belt outside in the inevitable after the during operation sludge anhydration simultaneously, and long-time, the dry mud on the conveyer belt is long and thick more long-pending, and the load of serious increase transfer gear reduces the life of equipment, and the too much transportation volume that can reduce the conveyer belt of dry mud reduces the transportation ability, influences the work efficiency of equipment.
Therefore, the invention provides a low-temperature sludge drier based on a tail gas purification function.
Disclosure of Invention
In order to make up for the defects of the prior art, the sludge low-temperature drying machine solves the problems that a tail gas treatment device is lacked in a sludge low-temperature drying mechanism, sludge can inevitably remain outside a conveyor belt after being dried during working, the dry sludge on the conveyor belt is thicker and thicker as the dry sludge is accumulated for a long time, the load of a conveyor wheel is seriously increased, the service life of equipment is shortened, the transportation amount of the conveyor belt is reduced due to excessive dry sludge, the transportation capacity is reduced, and the working efficiency of the equipment is influenced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a sludge low-temperature dryer based on a tail gas purification function, which comprises a body; the lower side of the body is fixedly connected with a support leg; the body is divided into a power chamber and a drying chamber; a feeding cylinder is fixedly connected to one end of the upper side of the body, which is close to the drying chamber, and the feeding cylinder is communicated with the drying chamber; an exhaust pipe is fixedly connected to one end, close to the power chamber, of the upper side of the body, and the exhaust pipe is communicated with the power chamber; the exhaust pipe is fixedly connected with a purification device; a low-temperature heat pump system is arranged in the power chamber; an air inlet nozzle is fixedly connected to the side wall of the body close to the feeding cylinder and is communicated with the power chamber through an air pipe; a recovery port is fixedly connected to the side wall of the body close to the power chamber, and the recovery port is communicated with the power chamber through an air pipe; a discharge hole is formed in the lower wall of the body below the recovery hole; a group of conveying wheels are connected in the drying chamber in a rotating manner and driven by a motor; a conveying belt is sleeved outside the conveying wheel; a group of air bags are fixedly connected to the inner side of the conveying belt; the outer side of the conveyor belt is provided with a spray hole, and the spray hole is communicated with the air bag; when the sludge low-temperature drying mechanism works, a tail gas treatment device is lacked, and the sludge is inevitably left outside a conveyor belt after being dried during working, and the thicker the dry sludge on the conveyor belt is, the more the load of a conveyor wheel is increased seriously, the service life of equipment is reduced, and the transportation capacity of the conveyor belt is reduced and the working efficiency of the equipment is influenced due to excessive dry sludge; at the moment, the low-temperature heat pump system sends dry air into the drying chamber through the air inlet nozzle to dry sludge on the conveying belt, then the wet air is taken away through the recovery port, tail gas generated by the low-temperature heat pump system is absorbed by the purification device and then discharged, the conveying wheel extrudes the air bag in the process of conveying the sludge by the conveying belt, and gas in the air bag is sprayed out through the spray holes to splash the sludge, so that the sludge can be prevented from being adhered to the conveying belt after being dried, the load of the conveying wheel is reduced, the service life of the equipment is prolonged, the contact area of the splashed sludge and the dry air is increased, the drying process is accelerated, and the working efficiency of the equipment is improved.
Preferably, a cavity is formed in the conveyor belt at a position close to the airbag; the plurality of spray holes are formed and communicated with the cavity; a group of air vents are formed in the conveying belt between the cavity and the air bag, and the air vents communicate the cavity with the air bag; during operation, the conveyer belt carries the in-process of mud, and the transfer gear extrudees the gasbag, and gas in the gasbag passes through the gas guide hole and gets into in the cavity, is spout by the orifice again, through setting up a plurality of orifices, has increased the area of contact of gas with mud, and the mud that splashes is more, further prevents the adhesion on the conveyer belt behind the mud mummification, improves mummification speed.
Preferably, an arc-shaped plate is fixedly connected to the position, close to the air guide hole, in the cavity through a first spring; a convex block is fixedly connected to one side of the arc-shaped plate close to the spray hole; during operation, the conveyer belt carries the in-process of mud, and transfer gear extrusion gasbag, when the gas in the gasbag passed through gas guide hole and gets into the cavity, promoted the arc to the direction motion that is close to the orifice, and then lug striking conveyer belt produces the vibration, prevents that the adhesion is on the conveyer belt behind the sludge drying, reduces the load of transfer gear, the life of extension equipment.
Preferably, the spray hole is rotatably connected with a mounting block; a spiral air passage is formed in the mounting block; when the pneumatic drying device works, when gas in the air bag flows through the spray holes, the spiral air channel is arranged in the mounting block, so that the gas can drive the mounting block to rotate when flowing out through the spiral air channel, the mounting block can rotate and spray air outwards at the same time, sludge in different directions is blown and splashed, the sludge is further prevented from being adhered to the conveying belt after being dried, and the drying speed is increased.
Preferably, a rotating shaft is fixedly connected to the outer side of the mounting block; a rotating rod is fixedly connected to one side of the rotating shaft and is attached to the outer surface of the conveying belt; during operation, when the gaseous stream in the gasbag flows through the orifice, owing to set up the spiral air flue in the installation piece for it is rotatory that gaseous can drive the installation piece when flowing through the spiral air flue, and then the installation piece drives the dwang rotation through the pivot, scrapes the surperficial mud of conveyer belt, prevents that the adhesion is on the conveyer belt behind the sludge drying, reduces the load of transfer gear, the life of extension equipment.
Preferably, a first sliding groove is formed in the rotating rod; a sliding block is connected in the first sliding groove in a sliding manner; a second spring is fixedly connected between the sliding block and the side end of the first sliding chute; a driven rod is fixedly connected to one side of the sliding block, which is far away from the conveying belt; during operation, the rotating rod rotates, the sliding block drives the driven rod to vibrate under the action of centrifugal force and the second spring, the driven rod stirs the sludge above the sludge, the drying process is further accelerated, and the working efficiency of the equipment is improved.
Preferably, a second sliding groove is formed in the driven rod; a gravity ball is connected in the second sliding groove in a sliding manner; a third spring is fixedly connected between the gravity ball and the bottom end of the second sliding chute; an elastic sheet is arranged at the opening end of the second sliding chute, and two ends of the elastic sheet are fixedly connected to the driven rod; the elastic piece is of an arc-shaped structure, and one side of the elastic piece, which is far away from the second sliding chute, is fixedly connected with a group of strip-shaped whiskers; during operation, the dwang drives the rotatory in-process of driven stick, and the gravity ball slides and striking flexure strip under the effect of centrifugal force, and then the flexure strip drives the bar and must outwards open, further stirs the mud of driven stick top, further accelerates its mummification process, has improved the work efficiency of equipment.
Preferably, the strip-shaped whiskers comprise two shifting pieces, and the head ends of the two shifting pieces are hinged together; elastic strips are fixedly connected between the shifting pieces; a group of triangular teeth is fixedly connected to the outer side of the shifting piece; the during operation, the dwang drives the rotatory in-process of driven stick, and the gravity ball slides and striking flexure strip under the effect of centrifugal force, and then the flexure strip drives the bar and must outwards open, and two plectrums produce the vibration and swing each other under the effect of flexure strip simultaneously, further stirs the mud of driven stick top through triangle tooth, further accelerates its mummification process, has improved the work efficiency of equipment.
The invention has the following beneficial effects:
1. according to the sludge low-temperature drying machine based on the tail gas purification function, the low-temperature heat pump system sends dry air into the drying chamber through the air inlet nozzle to dry sludge on the conveying belt, then humid air is taken away through the recovery port, tail gas generated by the low-temperature heat pump system is absorbed by the purification device and then discharged, the conveying wheel extrudes the air bag during conveying sludge by the conveying belt, and gas in the air bag is sprayed out through the spray holes to splash the sludge, so that the sludge can be prevented from being adhered to the conveying belt after being dried, the load of the conveying wheel is reduced, the service life of equipment is prolonged, the contact area of the splashed sludge with the dry air is increased, the drying process is accelerated, and the working efficiency of the equipment is improved.
2. According to the sludge low-temperature drying machine based on the tail gas purification function, in the process of conveying sludge by the conveying belt, the conveying wheel extrudes the air bag, gas in the air bag enters the cavity through the gas guide holes and is sprayed out of the spray holes, the contact area of the gas and the sludge is increased by arranging the spray holes, more splashed sludge is obtained, the sludge is further prevented from being adhered to the conveying belt after being dried, and the drying speed is increased.
3. According to the sludge low-temperature drying machine based on the tail gas purification function, in the process of conveying sludge by the conveying belt, the conveying wheel extrudes the air bag, when gas in the air bag enters the cavity through the gas guide hole, the arc-shaped plate is pushed to move towards the direction close to the spray hole, and then the lug bumps the conveying belt to vibrate, so that the dried sludge is prevented from being adhered to the conveying belt, the load of the conveying wheel is reduced, and the service life of equipment is prolonged.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
fig. 5 is a sectional view of a rotating lever in the present invention;
FIG. 6 is a cross-sectional view of the driven rod of the present invention;
FIG. 7 is a schematic structural view of a stripe-shaped whisker in the invention;
in the figure: 1. a body; 2. a support leg; 3. a power chamber; 4. a drying chamber; 5. a feeding cylinder; 6. an exhaust pipe; 7. a purification device; 8. an air inlet nozzle; 9. a recovery port; 10. a discharge port; 11. a transfer wheel; 12. a conveyor belt; 13. an air bag; 14. spraying a hole; 15. a cavity; 16. an air vent; 17. a first spring; 18. an arc-shaped plate; 19. a bump; 20. mounting blocks; 21. a helical air passage; 22. a rotating shaft; 23. rotating the rod; 24. a first chute; 25. a slider; 26. a second spring; 27. a driven rod; 28. a second chute; 29. a gravity ball; 30. a third spring; 31. an elastic sheet; 32. strip-shaped whiskers; 33. a shifting sheet; 34. an elastic strip; 35. triangular teeth.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the sludge low-temperature drying machine based on the tail gas purification function of the invention comprises a body 1; a support leg 2 is fixedly connected to the lower side of the body 1; the body 1 is divided into a power chamber 3 and a drying chamber 4; a feeding cylinder 5 is fixedly connected to one end, close to the drying chamber 4, of the upper side of the body 1, and the feeding cylinder 5 is communicated with the drying chamber 4; an exhaust pipe 6 is fixedly connected to one end, close to the power chamber 3, of the upper side of the body 1, and the exhaust pipe 6 is communicated with the power chamber 3; the exhaust pipe 6 is fixedly connected with a purification device 7; a low-temperature heat pump system is arranged in the power chamber 3; an air inlet nozzle 8 is fixedly connected to the side wall of the body 1 close to the feeding cylinder 5, and the air inlet nozzle 8 is communicated with the power chamber 3 through an air pipe; a recovery port 9 is fixedly connected to the side wall of the body 1 close to the power chamber 3, and the recovery port 9 is communicated with the power chamber 3 through an air pipe; a discharge hole 10 is formed in the lower wall of the body 1 below the recovery hole 9; a group of conveying wheels 11 are rotatably connected in the drying chamber 4, and the conveying wheels 11 are driven by a motor; a conveying belt 12 is sleeved outside the conveying wheel 11; a group of air bags 13 are fixedly connected to the inner side of the conveying belt 12; the outer side of the conveyor belt 12 is provided with spray holes 14, and the spray holes 14 are communicated with the air bag 13; during operation, the low-temperature sludge drying mechanism in the prior art is lack of a tail gas treatment device, and at the same time, sludge is inevitably left outside the conveying belt 12 after being dried during operation, and as long as time passes, the thicker the dry sludge on the conveying belt 12 is, the more the dry sludge is, the greater the load of the conveying wheel 11 is, the service life of the equipment is reduced, and the too much dry sludge can reduce the conveying amount of the conveying belt 12, reduce the conveying capacity and influence the working efficiency of the equipment; at the moment, the low-temperature heat pump system sends dry air into the drying chamber 4 through the air inlet nozzle 8 to dry sludge on the conveying belt 12, then wet air is taken away through the recovery port 9, tail gas generated by the low-temperature heat pump system is absorbed by the purifying device 7 and then discharged, the conveying belt 12 extrudes the air bag 13 through the conveying wheel 11 in the sludge conveying process, gas in the air bag 13 is sprayed out through the spray holes 14 to splash sludge, on one hand, the dried sludge is prevented from being adhered to the conveying belt 12, the load of the conveying wheel 11 is reduced, the service life of the equipment is prolonged, on the other hand, the contact area of the splashed sludge with the dry air is increased, the drying process is accelerated, and the working efficiency of the equipment is improved.
As an embodiment of the present invention, a cavity 15 is opened in the conveyor belt 12 at a position close to the airbag 13; a plurality of spray holes 14 are formed, and the spray holes 14 are communicated with the cavity 15; a group of air vents 16 are formed in the conveyor belt 12 between the cavity 15 and the air bag 13, and the cavity 15 is communicated with the air bag 13 through the air vents 16; during operation, in the process that the conveying belt 12 conveys sludge, the conveying wheel 11 extrudes the air bag 13, gas in the air bag 13 enters the cavity 15 through the air guide hole 16 and is sprayed out from the spray holes 14, the contact area between the gas and the sludge is increased through the arrangement of the spray holes 14, the splashed sludge is more, the sludge is further prevented from being adhered to the conveying belt 12 after being dried, and the drying speed is increased.
As an embodiment of the invention, an arc-shaped plate 18 is fixedly connected to the position, close to the air guide hole 16, in the cavity 15 through a first spring 17; a convex block 19 is fixedly connected to one side of the arc plate 18 close to the spray hole 14; during operation, in the process that the conveying belt 12 conveys sludge, the conveying wheel 11 extrudes the air bag 13, and when gas in the air bag 13 enters the cavity 15 through the air guide hole 16, the arc-shaped plate 18 is pushed to move towards the direction close to the spray hole 14, so that the lug 19 impacts the conveying belt 12 to generate vibration, the sludge is prevented from being adhered to the conveying belt 12 after being dried, the load of the conveying wheel 11 is reduced, and the service life of the equipment is prolonged.
As an embodiment of the present invention, a mounting block 20 is rotatably connected to the nozzle hole 14; a spiral air channel 21 is formed in the mounting block 20; when the pneumatic sludge drying device works, when gas in the air bag 13 flows through the spray holes 14, the mounting block 20 is driven to rotate by the aid of the spiral air channel 21 formed in the mounting block 20 when the gas flows out through the spiral air channel 21, so that the mounting block 20 rotates and sprays air outwards at the same time to blow and splash sludge in different directions, the sludge is further prevented from being dried and then adhered to the conveyor belt 12, and drying speed is increased.
As an embodiment of the present invention, a rotating shaft 22 is fixed outside the mounting block 20; a rotating rod 23 is fixedly connected to one side of the rotating shaft 22, and the rotating rod 23 is attached to the outer surface of the conveying belt 12; during operation, when the gas in the gasbag 13 flows through the orifice 14, because spiral air flue 21 is provided in the installation block 20, the installation block 20 can be driven to rotate when the gas flows out through the spiral air flue 21, and then the installation block 20 drives the dwang 23 to rotate through the pivot 22, scrapes the mud on the surface of the conveyor belt 12, prevents the adhesion on the conveyor belt 12 after the mud mummification, reduces the load of the conveyor wheel 11, prolongs the service life of the equipment.
As an embodiment of the present invention, a first sliding groove 24 is formed in the rotating rod 23; a sliding block 25 is connected in the first sliding groove 24 in a sliding manner; a second spring 26 is fixedly connected between the sliding block 25 and the side end of the first sliding groove 24; a driven rod 27 is fixedly connected to one side of the sliding block 25, which is far away from the conveyor belt 12; during operation, the rotating rod 23 rotates, the slide block 25 drives the driven rod 27 to vibrate under the action of centrifugal force and the second spring 26, the driven rod 27 stirs the sludge above, the drying process is further accelerated, and the working efficiency of the equipment is improved.
As an embodiment of the present invention, a second sliding groove 28 is formed in the driven rod 27; a gravity ball 29 is connected in the second sliding groove 28 in a sliding manner; a third spring 30 is fixedly connected between the gravity ball 29 and the bottom end of the second sliding groove 28; an elastic sheet 31 is arranged at the opening end of the second sliding chute 28, and two ends of the elastic sheet 31 are fixedly connected to the driven rod 27; the elastic piece 31 is of an arc-shaped structure, and one side of the elastic piece 31, which is far away from the second sliding groove 28, is fixedly connected with a group of strip-shaped whiskers 32; during operation, the dwang 23 drives the rotatory in-process of driven stick 27, and gravity ball 29 slides and strikes flexure strip 31 under the effect of centrifugal force, and then flexure strip 31 drives bar palpus 32 and outwards opens, further stirs the mud above driven stick 27, further accelerates its mummification process, has improved the work efficiency of equipment.
As an embodiment of the present invention, the bar-shaped beard 32 includes two shifting pieces 33, and the head ends of the two shifting pieces 33 are hinged together; an elastic strip 34 is fixedly connected between the shifting sheets 33; a group of triangular teeth 35 are fixedly connected to the outer side of the shifting piece 33; during operation, dwang 23 drives the rotatory in-process of driven stick 27, and gravity ball 29 slides and strikes flexure strip 31 under the effect of centrifugal force, and then flexure strip 31 drives the bar must 32 and outwards opens, and two plectrums 33 produce the vibration and swing each other under the effect of flexure strip 34 simultaneously, further stirs the mud of driven stick 27 top through triangle tooth 35, further accelerates its mummification process, has improved the work efficiency of equipment.
When the drying device works, the low-temperature heat pump system sends dry air into the drying chamber 4 through the air inlet nozzle 8 to dry sludge on the conveying belt 12, then humid air is taken away through the recovery port 9, tail gas generated by the low-temperature heat pump system is absorbed by the purifying device 7 and then discharged, the conveying belt 12 extrudes the air bag 13 through the conveying wheel 11 in the process of conveying the sludge, gas in the air bag 13 is sprayed out through the spray holes 14 to splash the sludge, on one hand, the dried sludge can be prevented from being adhered to the conveying belt 12, the load of the conveying wheel 11 is reduced, the service life of the device is prolonged, on the other hand, the contact area of the splashed sludge with the dry air is increased, the drying process is accelerated, and the working efficiency of the; in the process of conveying sludge by the conveyor belt 12, the conveying wheel 11 extrudes the air bag 13, gas in the air bag 13 enters the cavity 15 through the gas guide holes 16 and is sprayed out from the spray holes 14, the contact area of the gas and the sludge is increased by arranging the plurality of spray holes 14, more sludge is splashed, the sludge is further prevented from being adhered to the conveyor belt 12 after being dried, and the drying speed is increased; in the process of conveying sludge by the conveying belt 12, the conveying wheel 11 extrudes the air bag 13, when gas in the air bag 13 enters the cavity 15 through the air guide hole 16, the arc-shaped plate 18 is pushed to move towards the direction close to the spray hole 14, and then the lug 19 impacts the conveying belt 12 to generate vibration, so that the dried sludge is prevented from being adhered to the conveying belt 12, the load of the conveying wheel 11 is reduced, and the service life of the equipment is prolonged; when the gas in the airbag 13 flows through the spray holes 14, the mounting block 20 is driven to rotate when the gas flows out through the spiral gas channel 21 due to the spiral gas channel 21 arranged in the mounting block 20, so that the mounting block 20 rotates and sprays gas outwards at the same time, sludge in different directions is blown and splashed, the sludge is further prevented from being adhered to the conveyor belt 12 after being dried, and the drying speed is increased; when the gas in the airbag 13 flows through the spray holes 14, the mounting block 20 is driven to rotate by the spiral gas channel 21 when the gas flows out through the spiral gas channel 21, and then the mounting block 20 drives the rotating rod 23 to rotate through the rotating shaft 22, so that the sludge on the surface of the conveyor belt 12 is scraped, the sludge is prevented from being dried and then adhered to the conveyor belt 12, the load of the conveyor wheel 11 is reduced, and the service life of the equipment is prolonged; in the rotating process of the rotating rod 23, the slide block 25 drives the driven rod 27 to vibrate under the action of centrifugal force and the second spring 26, the driven rod 27 stirs the sludge above, the drying process is further accelerated, and the working efficiency of the equipment is improved; in the process that the rotating rod 23 drives the driven rod 27 to rotate, the gravity ball 29 slides under the action of centrifugal force and impacts the elastic sheet 31, and then the elastic sheet 31 drives the strip-shaped whiskers 32 to open outwards, so that the sludge above the driven rod 27 is further stirred, the drying process is further accelerated, and the working efficiency of the equipment is improved; dwang 23 drives the rotatory in-process of driven stick 27, and gravity ball 29 slides and striking flexure strip 31 under the effect of centrifugal force, and then flexure strip 31 drives the bar must 32 and outwards opens, and two plectrums 33 produce the vibration and swing each other under the effect of flexure strip 34 simultaneously, further stirs the mud above driven stick 27 through triangle tooth 35, further accelerates its mummification process, has improved the work efficiency of equipment.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a mud low temperature mummification machine based on tail gas clean-up function which characterized in that: comprises a body (1); a support leg (2) is fixedly connected to the lower side of the body (1); the body (1) is divided into a power chamber (3) and a drying chamber (4); a feeding cylinder (5) is fixedly connected to one end, close to the drying chamber (4), of the upper side of the body (1), and the feeding cylinder (5) is communicated with the drying chamber (4); an exhaust pipe (6) is fixedly connected to one end, close to the power chamber (3), of the upper side of the body (1), and the exhaust pipe (6) is communicated with the power chamber (3); a purification device (7) is fixedly connected to the exhaust pipe (6); a low-temperature heat pump system is arranged in the power chamber (3); an air inlet nozzle (8) is fixedly connected to the side wall of the body (1) close to the feeding cylinder (5), and the air inlet nozzle (8) is communicated with the power chamber (3) through an air pipe; a recovery port (9) is fixedly connected to the side wall of the body (1) close to the power chamber (3), and the recovery port (9) is communicated with the power chamber (3) through an air pipe; a discharge hole (10) is arranged in the lower wall of the body (1) below the recovery hole (9); a group of conveying wheels (11) is rotatably connected in the drying chamber (4), and the conveying wheels (11) are driven by a motor; a conveyor belt (12) is sleeved on the outer side of the conveying wheel (11); a group of air bags (13) are fixedly connected to the inner side of the conveyor belt (12); the outer side of the conveyor belt (12) is provided with spray holes (14), and the spray holes (14) are communicated with the air bag (13).
2. The low-temperature sludge drier based on the tail gas purification function of claim 1, wherein: a cavity (15) is formed in the conveyor belt (12) at a position close to the air bag (13); a plurality of spray holes (14) are formed, and the spray holes (14) are communicated with the cavity (15); a group of air vents (16) are formed in the conveying belt (12) between the cavity (15) and the air bag (13), and the cavity (15) is communicated with the air bag (13) through the air vents (16).
3. The low-temperature sludge drier based on the tail gas purification function as claimed in claim 2, wherein: an arc-shaped plate (18) is fixedly connected to the position, close to the air guide hole (16), in the cavity (15) through a first spring (17); a convex block (19) is fixedly connected to one side of the arc-shaped plate (18) close to the spray hole (14).
4. The low-temperature sludge drier based on the tail gas purification function as claimed in claim 3, wherein: the spray hole (14) is rotatably connected with a mounting block (20); the mounting block (20) is provided with a spiral air passage (21) therein.
5. The low-temperature sludge drier based on the tail gas purification function as claimed in claim 4, wherein: a rotating shaft (22) is fixedly connected to the outer side of the mounting block (20); pivot (22) one side rigid coupling has dwang (23), and dwang (23) laminating on conveyer belt (12) surface.
6. The low-temperature sludge drier based on the tail gas purification function of claim 5, wherein: a first sliding groove (24) is formed in the rotating rod (23); a sliding block (25) is connected in the first sliding groove (24) in a sliding manner; a second spring (26) is fixedly connected between the sliding block (25) and the side end of the first sliding groove (24); and a driven rod (27) is fixedly connected to one side of the sliding block (25) far away from the conveyor belt (12).
7. The low-temperature sludge drier based on the tail gas purification function of claim 6, wherein: a second sliding groove (28) is arranged in the driven rod (27); a gravity ball (29) is connected in the second sliding groove (28) in a sliding manner; a third spring (30) is fixedly connected between the gravity ball (29) and the bottom end of the second sliding groove (28); an elastic sheet (31) is arranged at the opening end of the second sliding chute (28), and two ends of the elastic sheet (31) are fixedly connected to the driven rod (27); the elastic piece (31) is of an arc-shaped structure, and one side, far away from the second sliding groove (28), of the elastic piece (31) is fixedly connected with a group of strip-shaped whiskers (32).
8. The sludge low-temperature drying machine based on the tail gas purification function as claimed in claim 7, is characterized in that: the strip-shaped beard (32) comprises two shifting pieces (33), and the head ends of the two shifting pieces (33) are hinged together; an elastic strip (34) is fixedly connected between the shifting sheets (33); a group of triangular teeth (35) are fixedly connected to the outer side of the shifting piece (33).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110183727.8A CN113003917A (en) | 2021-02-08 | 2021-02-08 | Sludge low-temperature drying machine based on tail gas purification function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110183727.8A CN113003917A (en) | 2021-02-08 | 2021-02-08 | Sludge low-temperature drying machine based on tail gas purification function |
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| CN113003917A true CN113003917A (en) | 2021-06-22 |
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Application publication date: 20210622 |