CN112499931A - Environment-friendly efficient centrifugal water treatment sludge drying device - Google Patents
Environment-friendly efficient centrifugal water treatment sludge drying device Download PDFInfo
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- CN112499931A CN112499931A CN202011429258.5A CN202011429258A CN112499931A CN 112499931 A CN112499931 A CN 112499931A CN 202011429258 A CN202011429258 A CN 202011429258A CN 112499931 A CN112499931 A CN 112499931A
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- centrifugal
- sludge
- drying
- wind wheel
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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
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/02—Separation 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
- B01D53/04—Separation 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
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Drying Of Solid Materials (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses an environment-friendly high-efficiency centrifugal water treatment sludge drying device, which comprises a sludge transportation bin, a dryer main body, a centrifugal drying bin, an exhaust pipe, a filtering device, a deodorizing device, a discharge port, a centrifugal wind wheel, a scraping blade and a conveying device, wherein an ultrasonic sensor and a spiral conveying device are arranged in the sludge transportation bin, the spiral conveying device can uniformly convey sludge into the dryer main body, a heat insulation shell is wrapped outside the dryer main body, a high-temperature ceramic heating sheet is arranged in the heat insulation shell, a drying mechanism is arranged in the dryer main body, the drying mechanism is matched with the high-temperature ceramic heating sheet to fully dry the sludge, generated water vapor is guided into the deodorizing device through the exhaust pipe and the filtering device so as to be purified and discharged, and the dried sludge flows into the centrifugal drying bin through the discharge port, the centrifugal wind wheel rotating at a high speed cools and crushes the wind wheel by using the scraping blade until the wind wheel flows out uniformly.
Description
Technical Field
The invention relates to the technical field of drying devices, in particular to an environment-friendly efficient centrifugal water treatment sludge drying device.
Background
Along with the development of society, the living environment of people becomes more and more important, the treatment of municipal sewage also brings a plurality of problems for environmental management, a lot of sludge can be remained after the sewage is treated, some sewage treatment devices can not treat the sludge to cause more and more residual sludge after the sewage is treated, the sludge is always wet and has higher moisture content, the transportation difficulty of the sludge is greatly increased, and the sludge has wide utilization prospect of resource and energy, so the sludge needs to be dried.
Because the sludge has strong viscosity and is easy to agglomerate, and the sludge is easy to form hard-surface sludge blocks and difficult to crush in the drying process, and the sludge inside is still thin sludge, the environment-friendly high-efficiency centrifugal water treatment sludge drying device is very needed.
Disclosure of Invention
The invention aims to provide an environment-friendly high-efficiency centrifugal water treatment sludge drying device, which has the advantages that the whole treatment process is automatically regulated and controlled, the process flow is stable, and the problem of incomplete drying caused by caking can be avoided while sludge is fully dried.
In order to achieve the purpose, the invention provides the following technical scheme: the sludge drying device comprises a sludge transport bin, a dryer main body, a drying mechanism and a centrifugal drying bin, wherein the top end of the sludge transport bin is connected with a blow-off pipe, an ultrasonic sensor and a screw conveying device are arranged in the sludge transport bin, one end of the screw conveying device is connected with a first driving motor, the other end of the screw conveying device is connected with the dryer main body, the upper end of the dryer main body is wrapped and provided with a heat insulation shell, a high-temperature ceramic heating sheet is arranged in the heat insulation shell, a central rod is arranged in the middle of the dryer main body, the left end of the central rod is connected with a second driving motor, an exhaust pipe is connected to the inner wall of the right end of the dryer main body close to the top end, the other end of the exhaust pipe is connected with a filtering device, the other end of the filtering device is, the centrifugal drying device is characterized in that a centrifugal drying bin is arranged on the outer side of the right end of the dryer body, a third driving motor is arranged in the centrifugal drying bin, a driving shaft rod on the top end of the third driving motor is connected with a first centrifugal wind wheel, outer scraping pieces are uniformly arranged on the first centrifugal wind wheel, a second centrifugal wind wheel is arranged in the first centrifugal wind wheel, inner scraping pieces are uniformly arranged on the second centrifugal wind wheel, a material hole is formed in the bottom of the first centrifugal wind wheel, a discharge hole is formed in the bottom end of the centrifugal drying bin, and a conveying device is arranged below the discharge hole.
Preferably, the drying mechanism is composed of a connecting frame and scraping pieces, the outermost scraping pieces are attached to the inner wall of the dryer body, and the connecting frame, the scraping pieces and the center rod are connected through a seamless welding technology.
Preferably, a plurality of groups of drying mechanisms are uniformly arranged on the central rod at intervals, and each group of drying mechanisms is designed in a staggered manner.
Preferably, one end of the central rod penetrates through the dryer main body and then is connected with a second driving motor through a coupler, a sealing pipe sleeve is arranged at the penetrating position of the central rod, and the other end of the central rod is connected with a shaft seat.
Preferably, the filter device contains activated carbon and a heavy metal filter screen.
Preferably, the outer scraping blade is attached to the inner wall of the centrifugal drying bin
Preferably, the ultrasonic sensor, the first driving motor, the second driving motor, the third driving motor and the high-temperature ceramic heating plate are all electrically connected with the external control end.
Compared with the prior art, the invention has the beneficial effects that: the invention can fully dry the sludge, avoid the problem of incomplete drying caused by caking, highly purify harmful or odorous gas generated during the drying of the sludge, automatically regulate and control the whole treatment process and stabilize the treatment of the process flow.
Drawings
FIG. 1 is a schematic structural view of an environment-friendly high-efficiency centrifugal water treatment sludge drying device of the invention.
Fig. 2 is a schematic structural diagram of the drying mechanism of the present invention.
Fig. 3 is a top view of the centrifugal wind wheel structure of the present invention.
In the figure: 1-a sludge transportation bin, 2-a sewage discharge pipe, 3-an ultrasonic sensor, 4-a spiral conveying device, 5-a first driving motor, 6-a dryer main body, 7-a heat insulation shell, 8-a high-temperature ceramic heating sheet, 9-a central rod, 10-a second driving motor, 11-a connecting frame, 12-a scraping blade, 13-an exhaust pipe, 14-a filtering device, 15-a guide pipe, 16-a suction fan, 17-a deodorizing device, 18-a discharge port, 19-a centrifugal drying bin, 20-a third driving motor, 21-a first centrifugal wind wheel, 22-an outer scraping blade, 23-a material hole, 24-a second centrifugal wind wheel, 25-an inner scraping blade, 26-a discharge port and 27-a conveying device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.
Referring to fig. 1-3, the present invention provides a technical solution: the sludge drying device comprises a sludge transportation bin 1, a dryer main body 6, a drying mechanism and a centrifugal drying bin 19, wherein the top end of the sludge transportation bin 1 is connected with a blow-off pipe 2, an ultrasonic sensor 3 and a spiral conveying device 4 are arranged in the sludge transportation bin 1, one end of the spiral conveying device 4 is connected with a first driving motor 5, the other end of the spiral conveying device is connected with the dryer main body 6, the upper end of the dryer main body 6 is wrapped with a heat insulation shell 7, a high-temperature ceramic heating sheet 8 is arranged in the heat insulation shell 7, a central rod 9 is arranged in the middle of the dryer main body 6, the left end of the central rod 9 is connected with a second driving motor 10, the inner wall of the right end of the dryer main body 6 close to the top end is connected with an exhaust pipe 13, the other end of the exhaust pipe 13 is, the 16 other ends of suction fan are connected with deodorizing device 17, 6 right-hand member inner wall bottom ends of desiccator main part are provided with bin outlet 18, 6 right-hand member outsides of desiccator main part are provided with centrifugal drying storehouse 19, be provided with third driving motor 20 in the centrifugal drying storehouse 19, the driving shaft pole on third driving motor 20 top is connected with first centrifugal wind wheel 21, align to grid has outer doctor-bar 22 on the first centrifugal wind wheel 21, be provided with second centrifugal wind wheel 24 in the first centrifugal wind wheel 21, align to grid has interior doctor-bar 25 on the second centrifugal wind wheel 24, first centrifugal wind wheel 21 bottom is provided with material hole 23, 19 bottoms in centrifugal drying storehouse are provided with discharge gate 26, discharge gate 26 below is provided with conveyer 27.
Further, ultrasonic sensor 3 can realize the range finding, spreads in the air through ultrasonic sensor 3, runs into barrier (mud) on the way and blocks and just reflect back immediately, receives the ultrasonic wave that reflects back and just stops the timing immediately, and then calculates mud and the distance between ultrasonic sensor 3 to calculate mud and 1 height in mud transport bin, avoid too much piling up the efficiency that influences spiral delivery mechanism 4.
The drying mechanism is composed of a connecting frame 11 and scraping blades 12, the outermost scraping blades 12 are attached to the inner wall of the dryer body 6, and the connecting frame 11, the scraping blades 12 and the center rod 9 are connected through a seamless welding technology.
And a plurality of groups of drying mechanisms are uniformly arranged on the central rod 9 at intervals, and each group of drying mechanisms is designed in a staggered manner.
Further, as shown in the schematic structural diagram of the drying mechanism shown in fig. 2, since a plurality of groups of drying mechanisms are uniformly arranged on the central rod 9 at intervals and are designed in a staggered manner, the second driving motor 10 can drive the central rod 9 to rotate, so that the drying mechanism thoroughly crushes sludge while rotating sludge at a high speed, and further, the sludge is sufficiently dried.
One end of the central rod 9 penetrates through the dryer main body 6 and then is connected with a second driving motor 10 through a coupler, a sealing pipe sleeve is arranged at the penetrating position of the central rod 9, and the other end of the central rod 9 is connected with a shaft seat.
Contain active carbon, heavy metal filter screen in the filter equipment 14, filter equipment 14 has detachability, and remaining pollutant in the inside filter screen can the adsorbed gas simultaneously, and then fully purifies, and the leading-in deodorizing device 17 of the gas that contains partial foul smell passes through suction fan 16 to purify the emission.
The outer scraping blade 22 is attached to the inner wall of the centrifugal drying bin 19.
Further, as shown in the top view of the centrifugal wind wheel structure shown in fig. 3, the inner scraping blades 25 are more than the outer scraping blades 22, the inner scraping blades 25 are different in length and matched with the outer scraping blades 22 to rapidly separate large dry sludge, the material holes 23 at the bottom of the centrifugal wind wheel are also different in size, the large material holes 23 and the small material holes 23 meet the requirements of the maximum diameter and the minimum diameter, and the dry sludge is not easy to flow out until being crushed when the centrifugal wind wheel is used in combination.
The ultrasonic sensor 3, the first driving motor 5, the second driving motor 10, the third driving motor 20 and the high-temperature ceramic heating plate 8 are all electrically connected with an external control end.
Example 1
The spiral conveying device 4 conveys the sludge into the dryer main body 6 at a constant speed, at the moment, the high-temperature ceramic heating sheet 8 is in a running state, the temperature is set to be 150 ℃, the second driving motor 10 drives the drying mechanism to rotate at 450r/min, the drying mechanism thoroughly crushes the sludge while rotating the sludge and fully dries the sludge, as the sludge contains sewage, water vapor is generated after the temperature is increased, the water vapor is led into the deodorizing device 17 through the exhaust pipe 13 and the filtering device 14 after rising, so that the sludge is purified and discharged, the dried sludge rotates to the tail end of the dryer main body 6 and flows into the centrifugal drying bin 19 through the discharge port 18, the third driving motor 20 drives the first centrifugal wind wheel 21 to rotate at 800r/min, so that the dried sludge is fully crushed between the inner scraping blade 25 and the outer scraping blade 22, is cooled and radiated, and is finally discharged through the material hole 23, transported to the next stage by the conveyor 27.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a centrifugal water treatment sludge drying device of high efficiency of environmental protection, includes sludge transportation storehouse (1), desiccator main part (6), drying mechanism and centrifugal mummification storehouse (19), its characterized in that: the sludge conveying device is characterized in that a blow-off pipe (2) is connected to the top end of the sludge conveying bin (1), an ultrasonic sensor (3) and a spiral conveying device (4) are arranged in the sludge conveying bin (1), one end of the spiral conveying device (4) is connected with a first driving motor (5), the other end of the spiral conveying device is connected with a dryer main body (6), a heat insulation shell (7) is wrapped on the upper end of the dryer main body (6), a high-temperature ceramic heating piece (8) is arranged in the heat insulation shell (7), a central rod (9) is arranged in the middle of the dryer main body (6), the left end of the central rod (9) is connected with a second driving motor (10), an exhaust pipe (13) is connected to the near top end of the inner wall of the right end of the dryer main body (6), a filtering device (14), the drying machine is characterized in that the other end of the guide pipe (15) is connected with a suction fan (16), the other end of the suction fan (16) is connected with a deodorizing device (17), a discharge hole (18) is formed in the bottom end of the inner wall of the right end of the dryer body (6), a centrifugal drying bin (19) is arranged on the outer side of the right end of the dryer body (6), a third driving motor (20) is arranged in the centrifugal drying bin (19), a driving shaft rod on the top end of the third driving motor (20) is connected with a first centrifugal wind wheel (21), outer scraping blades (22) are uniformly arranged on the first centrifugal wind wheel (21), a second centrifugal wind wheel (24) is arranged in the first centrifugal wind wheel (21), inner scraping blades (25) are uniformly arranged on the second centrifugal wind wheel (24), a material hole (23) is formed in the bottom of the first centrifugal wind wheel (21), a discharge hole (26) is, and a conveying device (27) is arranged below the discharge hole (26).
2. The environment-friendly efficient centrifugal water treatment sludge drying device according to claim 1, characterized in that: the drying mechanism is composed of a connecting frame (11) and scraping blades (12), the outermost scraping blades (12) are attached to the inner wall of the dryer main body (6), and the connecting frame (11), the scraping blades (12) and the center rod (9) are connected through a seamless welding technology.
3. The environment-friendly high-efficiency centrifugal water treatment sludge drying device as claimed in claims 1-2, wherein: and a plurality of groups of drying mechanisms are uniformly arranged on the central rod (9) at intervals, and each group of drying mechanisms is designed in a staggered manner.
4. The environment-friendly efficient centrifugal water treatment sludge drying device according to claim 1, characterized in that: one end of the central rod (9) penetrates through the dryer main body (6) and then is connected with a second driving motor (10) through a coupler, a sealing pipe sleeve is arranged at the penetrating position of the central rod (9), and the other end of the central rod (9) is connected with a shaft seat.
5. The environment-friendly efficient centrifugal water treatment sludge drying device according to claim 1, characterized in that: the filtering device (14) is internally provided with activated carbon and a heavy metal filter screen.
6. The environment-friendly efficient centrifugal water treatment sludge drying device according to claim 1, characterized in that: the outer scraping blade (22) is attached to the inner wall of the centrifugal drying bin (19).
7. The environment-friendly efficient centrifugal water treatment sludge drying device according to claim 1, characterized in that: the ultrasonic sensor (3), the first driving motor (5), the second driving motor (10), the third driving motor (20) and the high-temperature ceramic heating plate (8) are all electrically connected with an external control end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011429258.5A CN112499931A (en) | 2020-12-09 | 2020-12-09 | Environment-friendly efficient centrifugal water treatment sludge drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011429258.5A CN112499931A (en) | 2020-12-09 | 2020-12-09 | Environment-friendly efficient centrifugal water treatment sludge drying device |
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| Publication Number | Publication Date |
|---|---|
| CN112499931A true CN112499931A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011429258.5A Pending CN112499931A (en) | 2020-12-09 | 2020-12-09 | Environment-friendly efficient centrifugal water treatment sludge drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259590A (en) * | 2022-07-13 | 2022-11-01 | 江苏博一环保科技有限公司 | Environment-friendly sludge low temperature drying equipment with break up structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000329464A (en) * | 1999-05-18 | 2000-11-30 | Toshiba Corp | Centrifugal thin-film dryer |
| CN205288649U (en) * | 2016-01-10 | 2016-06-08 | 徐州工程学院 | A crushing apparatus for sludge drying |
| CN112047605A (en) * | 2020-08-11 | 2020-12-08 | 浙江理工大学 | Environment-friendly sludge drying system |
-
2020
- 2020-12-09 CN CN202011429258.5A patent/CN112499931A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000329464A (en) * | 1999-05-18 | 2000-11-30 | Toshiba Corp | Centrifugal thin-film dryer |
| CN205288649U (en) * | 2016-01-10 | 2016-06-08 | 徐州工程学院 | A crushing apparatus for sludge drying |
| CN112047605A (en) * | 2020-08-11 | 2020-12-08 | 浙江理工大学 | Environment-friendly sludge drying system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115259590A (en) * | 2022-07-13 | 2022-11-01 | 江苏博一环保科技有限公司 | Environment-friendly sludge low temperature drying equipment with break up structure |
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Application publication date: 20210316 |
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