CN111646673A - Improved sludge drying bed - Google Patents
Improved sludge drying bed Download PDFInfo
- Publication number
- CN111646673A CN111646673A CN202010644051.3A CN202010644051A CN111646673A CN 111646673 A CN111646673 A CN 111646673A CN 202010644051 A CN202010644051 A CN 202010644051A CN 111646673 A CN111646673 A CN 111646673A
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- frame
- drying
- shaft
- sludge
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides an improved sludge drying bed which comprises a screening mechanism and a drying mechanism, wherein the drying mechanism is arranged on the screening mechanism; the invention can solve the problems that when sludge is recycled, the sludge often contains a large amount of pathogens, heavy metals, persistent organic matters and other toxic and harmful substances, is not effectively treated, is easy to cause secondary pollution to underground water, soil and the like, directly threatens the environmental safety and public health, greatly reduces the environmental benefit of sewage treatment facilities, and simultaneously influences the positive effect of the implementation of national energy-saving and emission-reduction strategies; sludge incineration is a treatment method with reduction, stabilization and harmlessness, dehydration and heating drying treatment are needed before sludge incineration, and the sludge incineration can completely remove moisture and organic matters in sludge and kill pathogens.
Description
Technical Field
The invention relates to the technical field of sludge drying, in particular to an improved sludge drying bed.
Background
In recent years, town sewage treatment is rapidly developed, town water environment treatment achieves remarkable effect, but a large amount of sludge generated in the town sewage treatment process is not generally and effectively treated, and various sludge treatment modes such as landfill, carbonization, sea filling, drying and the like are adopted for the sludge;
when the sludge is recycled, the sludge often contains a large amount of pathogens, heavy metals, persistent organic matters and other toxic and harmful substances, is not effectively treated, easily causes secondary pollution to underground water, soil and the like, directly threatens environmental safety and public health, greatly reduces the environmental benefit of sewage treatment facilities, and influences the positive effect of the implementation of national energy-saving and emission-reduction strategies; sludge incineration is a treatment method with reduction, stabilization and harmlessness, dehydration and heating drying treatment are carried out before sludge incineration, water and organic matters in sludge can be completely removed by sludge incineration, and pathogens are killed;
therefore, the invention provides an improved sludge drying bed in order to reasonably solve the problems of dehydration and drying treatment of sludge and achieve the purpose of killing pathogens.
Disclosure of Invention
In order to achieve the above object, the present invention adopts the following technical scheme, wherein the improved sludge drying bed comprises a screening mechanism and a drying mechanism, the drying mechanism is installed on the screening mechanism, the screening mechanism is located right above the drying mechanism, and the screening mechanism comprises:
the screening mechanism comprises a discharging frame, a sorting frame, a feeding frame, a sorting sliding plate, a rotary screen main shaft, a rotary screen auxiliary shaft, a main gear, an auxiliary gear, an actuating motor, a spiral push rod, a transmission belt and an extrusion unit; a sorting frame is arranged right above the discharging frame, the discharging frame and the sorting frame are designed in a cavity structure, the feeding frame is arranged on the sorting frame, the sorting sliding plates are symmetrically arranged on the feeding frame, the rotary screen main shaft and the rotary screen auxiliary shaft are respectively arranged in the sorting frame through bearings, the outer rings of the shaft heads at one ends of the rotary screen main shaft and the rotary screen auxiliary shaft are respectively provided with a main gear and an auxiliary gear through bearings, the main gear and the pinion gear are meshed with each other to rotate, the executive motor is arranged on the outer wall of the sorting frame through a motor base, the output shaft of the actuating motor is connected with the main gear through a flange, the spiral push rod is arranged on the discharging frame through a bearing, the outer ring of the shaft end of the spiral push rod is provided with a transmission belt, the transmission belt is mutually connected with an output shaft of the execution motor in a rolling manner, and the extrusion unit is arranged on the discharging frame in a sliding fit manner; the main gear is driven to be meshed with the rotating pinion to rotate through the execution motor, the rotating screen main shaft and the rotating screen auxiliary shaft are driven to synchronously rotate through the rotation of the main gear and the pinion to screen, the screening sliding plate is used for outwards removing the screening sliding plates, the spiral push rod is driven to rotate through the transmission belt, and then the pushing block is pushed and extruded through the sliding sleeve shaft rod to extrude sludge.
The extrusion unit comprises an extrusion push block and a sliding sleeve shaft lever; the extrusion ejector pad install on screw rod through sliding fit, the sliding sleeve axostylus axostyle symmetry install on the extrusion ejector pad, sliding sleeve axostylus axostyle and arrange and connect through sliding fit between the material frame.
The drying mechanism comprises a drying round frame, a heating pipe, a fluctuating stirring rod, a motor, a side-turning chassis, a pushing cylinder, a spur rack, a spur gear, a discharging chute and a guide plate; the drying round frame is arranged on the screening mechanism, the drying round frame is designed as a cavity structure, the heating pipe is arranged in the drying round frame, the fluctuation stirring rod is arranged in the drying round frame through a bearing, the motor is arranged on the drying round frame through a motor frame, the output shaft of the motor is connected with the fluctuation stirring rod through a shaft coupling, the side-turning chassis is arranged on the drying round frame through a movable connection mode, the pushing cylinder is arranged on the drying round frame through a cylinder seat, the output shaft of the pushing cylinder is connected with a straight rack through a floating joint, the straight rack and the straight gear are in meshed rotation connection, the straight gear is arranged on the drying round frame through a bearing, the straight gear is connected with the side-turning chassis through a shaft coupling, and the discharging chute is arranged on the drying round frame, the discharging chute is connected with the screening mechanism, the guide plate is arranged on the discharging chute, and the guide plate is positioned right below the discharging chute; the sludge and moisture are separated through the discharging chute, then the moisture is discharged through the guide plate, the fluctuation stirring rod is driven by the motor to rotationally stir the sludge, the sludge is dried through the heating pipe, finally the spur rack is driven by the pushing cylinder to rotate in a meshed mode with the spur gear, and then the dried sludge is discharged outwards through the inclination of the side-turning chassis.
Preferably; the feeding frame on evenly be provided with and dodge the opening, will the feeding frame on evenly be provided with and dodge the opening, avoid rotary screen main shaft and rotary screen countershaft to take place the butt with the feeding frame and interfere when rotatory screening to cause the damage of working part, and cause the mechanical motion trouble, be favorable to outwards getting rid of debris such as abandonment plastic bag, branch in the mud through dodging the opening and divide the sieve through the feeding frame in addition.
Preferably; the outer rings of the rotary screen main shaft and the rotary screen auxiliary shaft are uniformly and alternately provided with screening poking sheets, and the outer rings of the rotary screen main shaft and the rotary screen auxiliary shaft are uniformly and alternately provided with screening poking sheets, so that impurities such as waste plastic bags and branches in sludge can be conveniently removed from the screening, the sludge is further filtered, and the sludge is ensured to be free of other impurities during drying.
Preferably; the discharging chute is uniformly provided with filtering holes, and the discharging chute is uniformly provided with filtering holes, so that moisture in the sludge can be conveniently filtered and discharged, the moisture in the sludge can be synchronously discharged when the sludge is conveyed, and the time for drying the sludge subsequently is shortened.
Advantageous effects
The sludge drying device provided by the invention has the advantages that the conveyed sludge is extruded through the extrusion unit, the sludge is pushed to abut against the extrusion push block through the spiral push rod, then the extrusion push block is pushed to be mutually pressurized with the sludge through the spring on the shaft rod of the sliding sleeve, and the moisture in the sludge is discharged outwards through the pressure, so that the time for drying the subsequent sludge is shortened, the energy is saved, and the sludge drying cost is reduced.
The invention can carry out process transmission on the sludge through the discharging chute and can also carry out leakage discharge on the moisture in the sludge, and then the dripping water drops are discharged outwards through the guide plate, so that the sludge to be dried and the moisture remaining in the sludge are separated and discharged, and the classified collection is realized.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the present invention in a primary viewing position;
FIG. 2 is a perspective view of the present invention in a rear-view position;
FIG. 3 is a perspective view of the present invention in a front view position;
FIG. 4 is a schematic plan view in elevation with a view from the front of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 3;
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, an improved sludge drying bed comprises a screening mechanism 1 and a drying mechanism 2, wherein the drying mechanism 2 is installed on the screening mechanism 1, the screening mechanism 1 is located right above the drying mechanism 2, and wherein:
the screening mechanism 1 comprises a discharging frame 10, a sorting frame 11, a feeding frame 12, a sorting sliding plate 13, a rotary screen main shaft 14, a rotary screen auxiliary shaft 15, a main gear 16, an auxiliary gear 17, an execution motor 18, a spiral push rod 19, a transmission belt 19A and an extrusion unit 19B; the sorting frame 11 is installed right above the discharging frame 10, the discharging frame 10 and the sorting frame 11 are both designed in a cavity structure, the feeding frame 12 is installed on the sorting frame 11, the feeding frame 12 is uniformly provided with avoiding openings, the feeding frame 12 is uniformly provided with the avoiding openings, the rotary screen main shaft 14 and the rotary screen auxiliary shaft 15 are prevented from abutting and interfering with the feeding frame 12 when rotating and screening, so that the damage of working parts and the mechanical movement fault are caused, and the avoiding openings are favorable for removing impurities such as waste plastic bags and branches in sludge outwards through the feeding frame 12; the sorting sliding plate 13 is symmetrically arranged on the feeding frame 12, the rotary screen main shaft 14 and the rotary screen auxiliary shaft 15 are respectively arranged inside the sorting frame 11 through bearings, the outer rings of the rotary screen main shaft 14 and the rotary screen auxiliary shaft 15 are uniformly and alternately provided with screening poking sheets, and the outer rings of the rotary screen main shaft 14 and the rotary screen auxiliary shaft 15 are uniformly and alternately provided with screening poking sheets, so that impurities such as waste plastic bags and branches in sludge can be conveniently discharged out of a screen, the sludge is further filtered, and no other impurities exist when the sludge is dried; a main gear 16 and a pinion gear 17 are respectively mounted on the outer rings of one end shaft heads of the rotary screen main shaft 14 and the rotary screen auxiliary shaft 15 through bearings, the main gear 16 and the pinion gear 17 are meshed with each other to rotate, the execution motor 18 is mounted on the outer wall of the sorting frame 11 through a motor base, an output shaft of the execution motor 18 is connected with the main gear 16 through a flange, the spiral push rod 19 is mounted on the discharging frame 10 through a bearing, a transmission belt 19A is arranged on the outer ring of the shaft end of the spiral push rod 19, the transmission belt 19A is connected with the output shaft of the execution motor 18 in a rolling manner, and the extrusion unit 19B is mounted on the discharging frame 10 in a sliding fit manner; the main gear 16 is driven by the actuating motor 18 to be meshed with the rotating pinion 17 to rotate, the main gear 16 and the pinion 17 are driven to rotate to drive the rotating screen main shaft 14 and the rotating screen auxiliary shaft 15 to synchronously rotate for screening, the screening is discharged outwards by the sorting sliding plate 13, the spiral push rod 19 is driven by the transmission belt 19A to rotate, and then the sliding sleeve shaft rod 19B2 is used for pushing the extrusion push block 19B1 to extrude the sludge.
The extrusion unit 19B comprises an extrusion push block 19B1 and a sliding sleeve shaft rod 19B 2; the extrusion push block 19B1 is arranged on the screw push rod 19 in a sliding fit mode, the sliding sleeve shaft rod 19B2 is symmetrically arranged on the extrusion push block 19B1, and the sliding sleeve shaft rod 19B2 and the discharge frame 10 are mutually connected in a sliding fit mode.
The drying mechanism 2 comprises a drying round frame 20, a heating pipe 21, a fluctuating stirring rod 22, a motor 23, a side-turning chassis 24, a pushing cylinder 25, a spur rack 26, a spur gear 27, a discharging chute 28 and a guide plate 29; drying circular frame 20 install on screening mechanism 1, drying circular frame 20 be cavity structural design, heating pipe 21 install in drying circular frame 20's inside, undulant puddler 22 install in drying circular frame 20's inside through the bearing, motor 23 install on drying circular frame 20 through the motor frame, the output shaft of motor 23 passes through shaft coupling and undulant puddler 22 interconnect, side turn over chassis 24 install on drying circular frame 20 through swing joint mode, push cylinder 25 install on drying circular frame 20 through the cylinder block, push cylinder 25's output shaft installs spur rack 26 through floating joint connection, spur rack 26 and spur gear 27 between intermeshing rotation be connected, spur gear 27 install on drying circular frame 20 through the bearing, spur gear 27 pass through shaft coupling and chassis 24 interconnect, the discharging chute 28 is arranged on the drying circular frame 20, the discharging chute 28 is connected with the screening mechanism 1, filtering holes are uniformly formed in the discharging chute 28, the discharging chute 28 is uniformly provided with the filtering holes, so that moisture in sludge can be conveniently filtered and discharged, the moisture in sludge can be synchronously discharged when the sludge is conveyed, and the time required for drying the sludge subsequently is reduced; the guide plate 29 is installed on the discharging chute 28, and the guide plate 29 is positioned right below the discharging chute 28; the sludge is conveyed to be separated from moisture through a discharging chute 28, then the moisture is discharged through a guide plate 29, the fluctuation stirring rod 22 is driven by a motor 23 to rotationally stir the sludge, the sludge is dried through a heating pipe 21, finally a pushing cylinder 25 drives a spur rack 26 to be meshed with a spur gear 27 to rotate, and then the dried sludge is discharged outwards through the inclination of a side-turning chassis 24.
In the process of sludge drying treatment:
firstly, an actuating motor 18 drives a main gear 16 to be meshed with a rotary pinion 17 to rotate, the main gear 16 and the pinion 17 drive a rotary screen main shaft 14 and a rotary screen auxiliary shaft 15 to synchronously rotate for screening, the screening is discharged outwards through a sorting sliding plate 13, a spiral push rod 19 is driven to rotate through a transmission belt 19A, and then a sliding sleeve shaft rod 19B2 is used for pushing an extrusion push block 19B1 to extrude sludge;
then the sludge is conveyed to be separated from moisture through a discharging chute 28, the moisture is discharged through a guide plate 29, the fluctuating stirring rod 22 is driven by a motor 23 to rotationally stir the sludge, the sludge is dried through a heating pipe 21, and finally a pushing cylinder 25 drives a spur rack 26 to be meshed with a spur gear 27 to rotate;
and finally, discharging the dried sludge to a subsequent link for treatment by inclining the side-turning chassis 24.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an improved generation sludge drying bed, includes screening mechanism (1) and stoving mechanism (2), its characterized in that: drying mechanism (2) install on screening mechanism (1), screening mechanism (1) be located drying mechanism (2) directly over, wherein:
the screening mechanism (1) comprises a discharging frame (10), a sorting frame (11), a feeding frame (12), a sorting sliding plate (13), a rotary screen main shaft (14), a rotary screen auxiliary shaft (15), a main gear (16), an auxiliary gear (17), an actuating motor (18), a spiral push rod (19), a transmission belt (19A) and an extrusion unit (19B); the sorting device is characterized in that a sorting frame (11) is installed right above the discharging frame (10), the discharging frame (10) and the sorting frame (11) are designed in a cavity structure, the feeding frame (12) is installed on the sorting frame (11), sorting sliding plates (13) are symmetrically installed on the feeding frame (12), a rotary screen main shaft (14) and a rotary screen auxiliary shaft (15) are installed inside the sorting frame (11) through bearings respectively, a main gear (16) and an auxiliary gear (17) are installed on the outer rings of the shaft heads of one ends of the rotary screen main shaft (14) and the rotary screen auxiliary shaft (15) through bearings respectively, the main gear (16) and the auxiliary gear (17) are meshed with each other to rotate, an execution motor (18) is installed on the outer wall of the sorting frame (11) through a motor base, the output shaft of the execution motor (18) is connected with the main gear (16) through a flange, and a spiral push rod (19) is installed on the discharging frame (10) through bearings, a transmission belt (19A) is arranged on the outer ring of the shaft end of the spiral push rod (19), the transmission belt (19A) is in rolling connection with an output shaft of the execution motor (18), and the extrusion unit (19B) is installed on the discharging frame (10) in a sliding fit mode;
the extrusion unit (19B) comprises an extrusion push block (19B1) and a sliding sleeve shaft lever (19B 2); the extrusion push block (19B1) is arranged on the spiral push rod (19) in a sliding fit mode, the sliding sleeve shaft lever (19B2) is symmetrically arranged on the extrusion push block (19B1), and the sliding sleeve shaft lever (19B2) and the discharging frame (10) are connected with each other in a sliding fit mode.
2. An improved sludge drying bed as claimed in claim 1, wherein: the drying mechanism (2) comprises a drying round frame (20), a heating pipe (21), a fluctuating stirring rod (22), a motor (23), a side-turning chassis (24), a pushing cylinder (25), a spur rack (26), a spur gear (27), a discharging chute (28) and a guide plate (29); drying circular frame (20) install on screening mechanism (1), drying circular frame (20) be cavity structural design, heating pipe (21) install in the inside of drying circular frame (20), undulant puddler (22) install in the inside of drying circular frame (20) through the bearing, motor (23) install on drying circular frame (20) through the motor frame, the output shaft of motor (23) passes through shaft coupling and undulant puddler (22) interconnect, side turn chassis (24) install on drying circular frame (20) through the swing joint mode, push cylinder (25) install on drying circular frame (20) through the cylinder block, the output shaft that pushes cylinder (25) is installed through floating joint connection and is had spur rack (26), spur rack (26) and spur rack (27) between intermeshing rotate and be connected, spur gear (27) install on stoving circle frame (20) through the bearing, spur gear (27) pass through the shaft coupling and turn on one's side chassis (24) interconnect, row fall spout (28) and install on stoving circle frame (20), row fall spout (28) and screening mechanism (1) interconnect, guide plate (29) install on row fall spout (28), guide plate (29) be located row fall spout (28) under.
3. An improved sludge drying bed as claimed in claim 1, wherein: the feeding frame (12) is uniformly provided with avoidance openings.
4. An improved sludge drying bed as claimed in claim 1, wherein: the outer rings of the rotary screen main shaft (14) and the rotary screen auxiliary shaft (15) are uniformly and alternately provided with screening poking sheets.
5. An improved sludge drying bed as claimed in claim 2, wherein: the discharging chute (28) is uniformly provided with filtering holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010644051.3A CN111646673A (en) | 2020-07-07 | 2020-07-07 | Improved sludge drying bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010644051.3A CN111646673A (en) | 2020-07-07 | 2020-07-07 | Improved sludge drying bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111646673A true CN111646673A (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010644051.3A Withdrawn CN111646673A (en) | 2020-07-07 | 2020-07-07 | Improved sludge drying bed |
Country Status (1)
| Country | Link |
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| CN (1) | CN111646673A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934316A (en) * | 2021-01-27 | 2021-06-11 | 宋春华 | Preparation method of recycled concrete with strong impermeability |
| CN114291995A (en) * | 2021-12-27 | 2022-04-08 | 中科鼎实环境工程有限公司 | Sludge dewatering and drying device and construction method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5160440A (en) * | 1986-10-29 | 1992-11-03 | Josef Merai | Procedure for the dewatering of sewage sludge and plant for procedure execution |
| CN107176780A (en) * | 2017-07-05 | 2017-09-19 | 李群珍 | A kind of serialization sludge treatment equipment |
| CN206799395U (en) * | 2017-06-08 | 2017-12-26 | 浙江正翰环保科技有限公司 | One kind automation mud sorting equipment |
| CN108906198A (en) * | 2018-07-02 | 2018-11-30 | 黑龙江兰德超声科技股份有限公司 | The broken screen device of municipal sludge processing |
-
2020
- 2020-07-07 CN CN202010644051.3A patent/CN111646673A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5160440A (en) * | 1986-10-29 | 1992-11-03 | Josef Merai | Procedure for the dewatering of sewage sludge and plant for procedure execution |
| CN206799395U (en) * | 2017-06-08 | 2017-12-26 | 浙江正翰环保科技有限公司 | One kind automation mud sorting equipment |
| CN107176780A (en) * | 2017-07-05 | 2017-09-19 | 李群珍 | A kind of serialization sludge treatment equipment |
| CN108906198A (en) * | 2018-07-02 | 2018-11-30 | 黑龙江兰德超声科技股份有限公司 | The broken screen device of municipal sludge processing |
Non-Patent Citations (1)
| Title |
|---|
| 戴少康: "《选煤工艺设计实用技术手册》", 30 April 2016, 煤炭工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934316A (en) * | 2021-01-27 | 2021-06-11 | 宋春华 | Preparation method of recycled concrete with strong impermeability |
| CN114291995A (en) * | 2021-12-27 | 2022-04-08 | 中科鼎实环境工程有限公司 | Sludge dewatering and drying device and construction method |
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Application publication date: 20200911 |
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| WW01 | Invention patent application withdrawn after publication |