CN110903007A - Drying-machine for sludge dewatering - Google Patents

Drying-machine for sludge dewatering Download PDF

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Publication number
CN110903007A
CN110903007A CN201911222535.2A CN201911222535A CN110903007A CN 110903007 A CN110903007 A CN 110903007A CN 201911222535 A CN201911222535 A CN 201911222535A CN 110903007 A CN110903007 A CN 110903007A
Authority
CN
China
Prior art keywords
stirring
stirring tank
exhaust
sludge
tank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201911222535.2A
Other languages
Chinese (zh)
Inventor
张婷婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Anda Industrial Design Co Ltd
Original Assignee
Shenzhen Anda Industrial Design Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Anda Industrial Design Co Ltd filed Critical Shenzhen Anda Industrial Design Co Ltd
Priority to CN201911222535.2A priority Critical patent/CN110903007A/en
Publication of CN110903007A publication Critical patent/CN110903007A/en
Withdrawn legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/13Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0036Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/08Cleaning containers, e.g. tanks
    • B08B9/093Cleaning containers, e.g. tanks by the force of jets or sprays

Abstract

The invention discloses a dryer for sludge dewatering; belongs to the technical field of environmental protection equipment; the technical key points of the electric heating drying device are that the electric heating drying device comprises a supporting plate, wherein the upper surface of the supporting plate is fixedly connected with a drying cylinder, and a plurality of uniformly distributed electric heating pipes are fixedly connected in the drying cylinder; a stirring tank is arranged in the drying cylinder, the bottom of the stirring tank is fixedly connected with the upper surface of the supporting plate, a feeding port is formed in the top of the stirring tank, a feeding hopper is fixedly connected in the feeding port, a rotating motor is fixedly connected to the top of the stirring tank, a stirring shaft is fixedly connected to the output end of the rotating motor, and a plurality of uniformly distributed stirring rods are fixedly connected to the outer wall of the stirring shaft; the sludge drying device can be used for conveniently and uniformly drying sludge, improves the sludge drying effect, can be used for conveniently scraping the sludge adhered to the inner wall of the stirring tank, can be used for conveniently washing the inner wall of the stirring tank, and can be used for conveniently treating waste gas generated during drying.

Description

Drying-machine for sludge dewatering
The technical field is as follows:
the invention relates to the technical field of environment-friendly equipment, in particular to a dryer for sludge dewatering.
Background art:
with the enhancement of national economic strength and the improvement of national environmental protection consciousness, the urban sewage treatment industry is rapidly developed, the output of urban sludge is increased day by day, and the problems of sludge disposal, development and utilization are increasingly concerned by people.
And mud can only carry out drying process to its top layer when carrying out drying process, and the mud that treatment center put is heated inadequately evenly to lead to its whole stoving not enough, the influence is to the stoving effect of mud, and produces a large amount of smoke and dust easily when drying, and the smoke and dust floats in the air, causes the influence to staff's safety and health easily.
Therefore, it is necessary to provide a dryer for sludge dewatering to solve the above problems.
The invention content is as follows:
the invention aims to provide a dryer for sludge dewatering, which aims to overcome the defects that the drying effect is poor and the safety and health of workers are easily affected by smoke dust generated during drying in the prior art.
The invention is implemented by the following technical scheme: a dryer for sludge dewatering comprises a supporting plate, wherein the upper surface of the supporting plate is fixedly connected with a drying cylinder, and a plurality of uniformly distributed electric heating pipes are fixedly connected in the drying cylinder;
a stirring tank is arranged in the drying cylinder, the bottom of the stirring tank is fixedly connected with the upper surface of the supporting plate, a feed inlet is formed in the top of the stirring tank, a feed hopper is fixedly connected in the feed inlet, a rotating motor is fixedly connected to the top of the stirring tank, a stirring shaft is fixedly connected to the output end of the rotating motor, and a plurality of uniformly distributed stirring rods are fixedly connected to the outer wall of the stirring shaft;
a groove is formed in one end, away from the stirring shaft, of the stirring rod, a spring is fixedly connected in the groove, a push rod is fixedly connected to one end, away from the side wall of the groove, of the spring, and one end, away from the spring, of the push rod penetrates through the opening of the groove and is fixedly connected with a scraper;
the stirring tank is internally and fixedly connected with a partition plate, the surface of the partition plate is fixedly connected with an electromagnetic valve, the inner wall of the bottom of the stirring tank is fixedly communicated with two uniformly distributed discharge pipes, and the tops of the discharge pipes are fixedly connected with discharge hoppers;
the left side fixedly connected with of backup pad upper surface washes the mechanism, the right side fixedly connected with exhaust-gas treatment mechanism of backup pad upper surface.
Preferably, the flushing mechanism comprises a water storage tank fixedly connected with the upper surface of the supporting plate, a circulating water path is formed in the stirring tank, a pump is fixedly connected in the water storage tank, an output end of the pump is fixedly connected with a water delivery pipe, one end, far away from the pump, of the water delivery pipe penetrates through the surface of the water storage tank and is fixedly communicated with the circulating water path, and a plurality of nozzles fixedly communicated with the circulating water path are fixedly connected to the left inner side wall and the right inner side wall of the stirring tank.
Preferably, the side wall of the water storage tank is provided with a water inlet, and a rubber plug is plugged in the water inlet.
Preferably, the bottom four corners of the supporting plate are fixedly connected with supporting legs, and the bottom of each supporting leg is fixedly connected with a stabilizing block.
Preferably, exhaust-gas treatment mechanism includes the exhaust-gas treatment case of being connected with fixed surface in the backup pad, the fixed intercommunication in left side of exhaust-gas treatment case has the air exhauster, the bottom of air exhauster and the last fixed surface of backup pad are connected, the fixed intercommunication in top of air exhauster has the exhaust tube, the fixed intercommunication in top of one end and agitator tank of air exhauster is kept away from to the exhaust tube, fixedly connected with filter screen in the exhaust-gas treatment case, the bottom inner wall sliding connection of exhaust-gas treatment case has the collection box corresponding with the filter screen, the top of filter screen is provided with the active carbon adsorption net, the outer wall of active carbon adsorption net and the inner wall fixed connection of exhaust-gas treatment case, the fixed intercommunication in top of exhaust-gas treatment case has the blast pipe.
Preferably, the left side fixedly connected with inserted bar of collecting the box, the jack corresponding with the inserted bar is seted up in the left side of exhaust-gas treatment case.
Preferably, a handle is fixedly connected to the right side of the collecting box.
Preferably, one end of the exhaust pipe, which is far away from the exhaust fan, is fixedly connected with the wide mouth mask.
The invention has the advantages that:
1. the stirring tank is arranged on the upper surface of the supporting plate, the stirring rod in the stirring tank is used for driving the sludge to rotate, so that the sludge is stirred, the inner wall of the stirring tank is heated by the drying cylinder on the outer wall of the stirring tank through the electric heating pipe, the sludge can be uniformly dried conveniently, and the drying effect of the sludge is improved;
2. the stirring rod is provided with the groove, the spring and the push rod are arranged in the groove, the stirring rod is driven to rotate through the stirring shaft, the push rod can be thrown out through centrifugal force, the push rod pushes the scraper to be in contact with the inner wall of the stirring tank, and sludge adhered to the inner wall of the stirring tank can be conveniently scraped off;
3. the water storage tank is arranged on the upper surface of the supporting plate, water is pumped from the water storage tank by using a pump in the water storage tank, the water is conveyed into the circulating water channel through the water conveying pipe, and the inner wall of the stirring tank is washed by using the plurality of nozzles on the circulating water channel, so that the inner wall of the stirring tank can be conveniently washed;
4. the waste gas treatment mechanism is arranged on the upper surface of the supporting plate, gas generated in the stirring tank is sucked into the waste gas treatment box by using the exhaust fan, and the waste gas is treated by using the filter screen and the activated carbon adsorption screen in the waste gas treatment box, so that the waste gas generated in the drying process can be conveniently treated;
5. the bottom of the supporting leg is provided with the stabilizing block, so that the overall stability of the device can be effectively improved;
6. the side wall of the collecting box is provided with the inserted rod, so that the stability of the collecting box can be effectively improved;
7. through be provided with feeder hopper and play hopper on the agitator tank, can conveniently put into and take out mud.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic diagram of a portion of the structure of FIG. 1 according to the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.
Fig. 4 is a schematic structural view of the flushing mechanism of fig. 1 of the present invention.
FIG. 5 is a schematic structural view of the exhaust treatment mechanism of FIG. 1 according to the present invention.
FIG. 6 is an enlarged view of the portion B of FIG. 5 according to the present invention.
Fig. 7 is a schematic structural view of the discharge hopper of fig. 1 according to the present invention.
In the figure: 1. a support plate; 2. a drying drum; 3. an electric heating tube; 4. a stirring tank; 5. a feed hopper; 6. a rotating electric machine; 7. a stirring shaft; 8. a stirring rod; 9. a spring; 10. a push rod; 11. a squeegee; 12. a partition plate; 13. an electromagnetic valve; 14. a discharge pipe; 15. a discharge hopper; 16. a water storage tank; 17. a circulating water path; 18. a pump machine; 19. a water delivery pipe; 20. a spray head; 21. a rubber plug; 22. supporting legs; 23. a stabilizing block; 24. a waste gas treatment tank; 25. an exhaust fan; 26. an air exhaust pipe; 27. filtering with a screen; 28. a collection box; 29. an activated carbon adsorption net; 30. an exhaust pipe; 31. inserting a rod; 32. a handle; 33. wide mouth mask.
The specific implementation mode is as follows:
the technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following. Any feature disclosed in this specification (including any accompanying claims-abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Before describing the embodiments, some necessary terms need to be explained. For example:
if the use of the terms first, second, etc. appear in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.
The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations of the invention, with the singular being intended to include the plural unless the context clearly dictates otherwise.
When the terms "comprises" and/or "comprising" are used in this specification, these terms specify the presence of stated features-integers-steps-operations-elements and/or components, but do not preclude the presence and/or addition of one or more other features-integers-steps-operations-elements-components and/or groups thereof.
The invention provides a dryer for sludge dewatering as shown in figures 1-7, which comprises a supporting plate 1, wherein the surface of the supporting plate 1 is fixedly connected with a drying cylinder 2, and a plurality of uniformly distributed electric heating pipes 3 are fixedly connected in the drying cylinder 2;
a stirring tank 4 is arranged in the drying cylinder 2, the bottom of the stirring tank 4 is fixedly connected with the surface of the supporting plate 1, a feeding port is formed in the top of the stirring tank 4, a feeding hopper 5 is fixedly connected in the feeding port, a rotating motor 6 is fixedly connected to the top of the stirring tank 4, a stirring shaft 7 is fixedly connected to the output end of the rotating motor 6, and a plurality of uniformly distributed stirring rods 8 are fixedly connected to the outer wall of the stirring shaft 7;
a groove is formed in one end, away from the stirring shaft 7, of the stirring rod 8, a spring 9 is fixedly connected in the groove, a push rod 10 is fixedly connected to one end, away from the side wall of the groove, of the spring 9, and one end, away from the spring 9, of the push rod 10 penetrates through the opening of the groove and is fixedly connected with a scraper 11;
a partition plate 12 is fixedly connected in the stirring tank 4, the surface of the partition plate 12 is fixedly connected with an electromagnetic valve 13, the inner wall of the bottom of the stirring tank 4 is fixedly communicated with two uniformly distributed discharge pipes 14, and the tops of the discharge pipes 14 are fixedly connected with a discharge hopper 15;
the left side fixedly connected with on backup pad 1 surface washes the mechanism, and the right side fixedly connected with exhaust-gas treatment mechanism on backup pad 1 surface.
The washing mechanism includes the storage water tank 16 of being connected with 1 fixed surface of backup pad, has seted up circulation water route 17 in the agitator tank 4, fixedly connected with pump 18 in the storage water tank 16, and the output fixedly connected with raceway 19 of pump 18, the one end that pump 18 was kept away from to raceway 19 pass the surface of storage water tank 16 and with circulation water route 17 fixed intercommunication, the equal fixedly connected with of two inside walls a plurality of shower nozzles 20 with the fixed intercommunication of circulation water route 17 about agitator tank 4.
The water inlet has been seted up to the lateral wall of storage water tank 16, and the water inlet internal stopper has rubber buffer 21, can conveniently add water into storage water tank 16.
The equal fixedly connected with supporting leg 22 in bottom four corners department of backup pad 1, the firm piece 23 of bottom fixedly connected with of supporting leg 22 can effectual increase the device's overall stability.
Waste gas treatment mechanism includes the waste gas treatment case 24 with backup pad 1 fixed surface is connected, the fixed intercommunication in left side of waste gas treatment case 24 has air exhauster 25, the bottom of air exhauster 25 and the fixed surface of backup pad 1 are connected, the fixed intercommunication in top of air exhauster 25 has exhaust tube 26, exhaust tube 26 keeps away from the fixed intercommunication in one end of air exhauster 25 and the top of agitator tank 4, fixedly connected with filter screen 27 in the waste gas treatment case 24, the bottom inner wall sliding connection of waste gas treatment case 24 has the collection box 28 corresponding with filter screen 27, the top of filter screen 27 is provided with active carbon adsorption net 29, the outer wall of active carbon adsorption net 29 and the inner wall fixed connection of waste gas treatment case 24, the fixed intercommunication in top of waste gas treatment case 24 has blast pipe 30.
Collect box 28's left side fixedly connected with inserted bar 31, the jack that corresponds with inserted bar 31 is seted up on the left side of exhaust-gas treatment case 24, can effectual increase collect box 28's stability.
A handle 32 is fixedly connected to the right side of the collecting box 28, so that the collecting box 28 can be conveniently pulled.
One end of the exhaust pipe 26 far away from the exhaust fan 25 is fixedly connected with a wide mouth mask 33, so that the air exhaust range of the exhaust pipe 26 can be conveniently expanded.
The specific using method of the dryer for sludge dewatering comprises the following steps: firstly, sludge to be dried is placed into a stirring tank 4 through a feed hopper 5, a rotating motor 6 is started, the rotating motor 6 drives a stirring shaft 7 to rotate, the stirring shaft 7 drives a stirring rod 8 to rotate, the sludge to be dried is stirred through the stirring shaft 7 and the stirring rod 8, the sludge in the stirring tank 4 is dried through an electric heating pipe 3 arranged outside the stirring tank 4, a push rod 10 is thrown out of a groove by the centrifugal force generated during rotation of the stirring rod 8, the push rod 10 pushes a scraper 11, the scraper 11 is made to be in contact with the inner wall of the stirring tank 4, and the sludge adhered to the inner wall of the stirring tank 4 can be scraped off;
then after cleaning, the electromagnetic valve 13 is opened, sludge enters the discharge pipe 14 through the discharge hopper 15, dried sludge is discharged through the discharge pipe 14, the pump 18 is started, the pump 18 pumps water from the water storage tank 16 and conveys the water into the water conveying pipe 19, the water is conveyed into the circulating water channel 17 through the water conveying pipe 19, and water is sprayed out through the spray head 20 on the circulating water channel 17 to clean the inner wall of the stirring tank 4;
finally, the exhaust fan 25 is started, the exhaust fan 25 pumps the exhaust gas generated in the stirring tank 4 during drying into the exhaust pipe 26, the exhaust gas enters the exhaust gas treatment box through the exhaust pipe 26, and the exhaust gas is treated through the filter screen 27 and the activated carbon adsorption net 29 in the exhaust gas treatment box 24, so that the treated exhaust gas is discharged through the exhaust pipe 30.
In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.
In the description of the present invention, unless otherwise explicitly specified and limited, the terms "disposed" - "mounted" - "connected" are used in a broad sense and should be understood broadly by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, specific meanings of the above terms in the present invention may be understood according to specific situations, that is, the expression of the language used herein may flexibly correspond to the implementation of the actual technology, and the expression of the language used in the specification (including the drawings) of the present invention does not constitute any single restrictive interpretation of the claims.
Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the appended claims. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.

Claims (9)

1. The utility model provides a drying-machine for sludge dewatering, includes backup pad (1), its characterized in that: the upper surface of the supporting plate (1) is fixedly connected with a drying cylinder (2), and a plurality of uniformly distributed electric heating pipes (3) are fixedly connected in the drying cylinder (2);
a stirring tank (4) is arranged in the drying cylinder (2), the bottom of the stirring tank (4) is fixedly connected with the upper surface of the supporting plate (1), a feeding hole is formed in the top of the stirring tank (4), a feeding hopper (5) is fixedly connected in the feeding hole, a rotating motor (6) is fixedly connected to the top of the stirring tank (4), a stirring shaft (7) is fixedly connected to the output end of the rotating motor (6), and a plurality of uniformly distributed stirring rods (8) are fixedly connected to the outer wall of the stirring shaft (7);
a groove is formed in one end, away from the stirring shaft (7), of the stirring rod (8), a spring (9) is fixedly connected in the groove, a push rod (10) is fixedly connected to one end, away from the side wall of the groove, of the spring (9), and one end, away from the spring (9), of the push rod (10) penetrates through the opening of the groove and is fixedly connected with a scraper (11);
a partition plate (12) is fixedly connected in the stirring tank (4), the surface of the partition plate (12) is fixedly connected with an electromagnetic valve (13), the inner wall of the bottom of the stirring tank (4) is fixedly communicated with two uniformly distributed discharge pipes (14), and the top of each discharge pipe (14) is fixedly connected with a discharge hopper (15);
the left side fixedly connected with of backup pad (1) upper surface washes the mechanism, the right side fixedly connected with exhaust-gas treatment mechanism of backup pad (1) upper surface.
2. The dryer for sludge dewatering according to claim 1, characterized in that: the washing mechanism comprises a water storage tank (16) fixedly connected with the upper surface of a supporting plate (1), a circulating water path (17) is formed in an agitator tank (4), a pump (18) is fixedly connected in the water storage tank (16), a water delivery pipe (19) is fixedly connected to the output end of the pump (18), one end, far away from the pump (18), of the water delivery pipe (19) penetrates through the surface of the water storage tank (16) and is fixedly communicated with the circulating water path (17), and a plurality of spray heads (20) fixedly communicated with the circulating water path (17) are fixedly connected to the left inner side wall and the right inner side wall of the agitator tank (4).
3. The dryer for sludge dewatering according to claim 2, characterized in that: the lateral wall of storage water tank (16) has seted up the water inlet, and the water inlet is filled in to have rubber buffer (21).
4. The dryer for sludge dewatering according to claim 1, characterized in that: the bottom four corners department of backup pad (1) all fixedly connected with supporting leg (22), the bottom fixedly connected with stabilizing block (23) of supporting leg (22).
5. The dryer for sludge dewatering according to claim 1, characterized in that: the waste gas treatment mechanism comprises a waste gas treatment box (24) fixedly connected with the upper surface of the support plate (1), an exhaust fan (25) is fixedly communicated with the left side of the waste gas treatment box (24), the bottom of the exhaust fan (25) is fixedly connected with the upper surface of the support plate (1), an air exhaust pipe (26) is fixedly communicated with the top of the exhaust fan (25), one end of the air exhaust pipe (26) far away from the exhaust fan (25) is fixedly communicated with the top of the stirring tank (4), a filter screen (27) is fixedly connected in the waste gas treatment box (24), a collecting box (28) corresponding to the filter screen (27) is connected on the inner wall of the bottom of the waste gas treatment box (24) in a sliding way, the top of the filter screen (27) is provided with an activated carbon adsorption net (29), the outer wall of the activated carbon adsorption net (29) is fixedly connected with the inner wall of the waste gas treatment box (24), an exhaust pipe (30) is fixedly communicated with the top of the waste gas treatment box (24).
6. The dryer for sludge dewatering according to claim 5, characterized in that: collect the left side fixedly connected with inserted bar (31) of box (28), the jack corresponding with inserted bar (31) is seted up in the left side of exhaust-gas treatment case (24).
7. The dryer for sludge dewatering according to claim 5, characterized in that: the right side of the collecting box (28) is fixedly connected with a handle (32).
8. The dryer for sludge dewatering according to claim 5, characterized in that: one end of the exhaust pipe (26) far away from the exhaust fan (25) is fixedly connected with a wide mouth mask (33).
9. A drying method for sludge dewatering is characterized in that: firstly, sludge to be dried is placed into a stirring tank 4 through a feed hopper 5, a rotating motor 6 is started, the rotating motor 6 drives a stirring shaft 7 to rotate, the stirring shaft 7 drives a stirring rod 8 to rotate, the sludge to be dried is stirred through the stirring shaft 7 and the stirring rod 8, the sludge in the stirring tank 4 is dried through an electric heating pipe 3 arranged outside the stirring tank 4, a push rod 10 is thrown out of a groove by the centrifugal force generated during rotation of the stirring rod 8, the push rod 10 pushes a scraper 11, the scraper 11 is made to be in contact with the inner wall of the stirring tank 4, and the sludge adhered to the inner wall of the stirring tank 4 can be scraped off;
then after cleaning, the electromagnetic valve 13 is opened, sludge enters the discharge pipe 14 through the discharge hopper 15, dried sludge is discharged through the discharge pipe 14, the pump 18 is started, the pump 18 pumps water from the water storage tank 16 and conveys the water into the water conveying pipe 19, the water is conveyed into the circulating water channel 17 through the water conveying pipe 19, and water is sprayed out through the spray head 20 on the circulating water channel 17 to clean the inner wall of the stirring tank 4;
finally, the exhaust fan 25 is started, the exhaust fan 25 pumps the exhaust gas generated in the stirring tank 4 during drying into the exhaust pipe 26, the exhaust gas enters the exhaust gas treatment box through the exhaust pipe 26, and the exhaust gas is treated through the filter screen 27 and the activated carbon adsorption net 29 in the exhaust gas treatment box 24, so that the treated exhaust gas is discharged through the exhaust pipe 30.
CN201911222535.2A 2019-12-03 2019-12-03 Drying-machine for sludge dewatering Withdrawn CN110903007A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911222535.2A CN110903007A (en) 2019-12-03 2019-12-03 Drying-machine for sludge dewatering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911222535.2A CN110903007A (en) 2019-12-03 2019-12-03 Drying-machine for sludge dewatering

Publications (1)

Publication Number Publication Date
CN110903007A true CN110903007A (en) 2020-03-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911222535.2A Withdrawn CN110903007A (en) 2019-12-03 2019-12-03 Drying-machine for sludge dewatering

Country Status (1)

Country Link
CN (1) CN110903007A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111517596A (en) * 2020-04-29 2020-08-11 四川上宇环保有限公司 Sludge treatment system and treatment method
CN113026843A (en) * 2021-04-16 2021-06-25 李沛善 Hydraulic engineering silt high-efficiency processing system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111517596A (en) * 2020-04-29 2020-08-11 四川上宇环保有限公司 Sludge treatment system and treatment method
CN113026843A (en) * 2021-04-16 2021-06-25 李沛善 Hydraulic engineering silt high-efficiency processing system

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