CN215855728U - Sludge drying treatment equipment - Google Patents
Sludge drying treatment equipment Download PDFInfo
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- CN215855728U CN215855728U CN202122314555.1U CN202122314555U CN215855728U CN 215855728 U CN215855728 U CN 215855728U CN 202122314555 U CN202122314555 U CN 202122314555U CN 215855728 U CN215855728 U CN 215855728U
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- drying treatment
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Abstract
The utility model discloses sludge drying treatment equipment which comprises a draining cylinder and an inner cylinder arranged in the draining cylinder, wherein one end of the draining cylinder is provided with a drain pipe, the lower part of the inner cylinder is provided with a plurality of filtering holes, and the inner cylinder is connected with a feed hopper in a penetrating way; one side of the draining cylinder is provided with a first motor, one end of an output shaft of the first motor is connected with a first rotating shaft, and a first spiral conveying blade is arranged on the first rotating shaft; inner tube one end is equipped with the end cap, the inside kicking block that is equipped with the frustum shape of end cap, and the left side and the inner tube port of kicking block offset, and the kicking block right side is connected with the ejector pin, and end cap one end is equipped with the end cover, and end cover one side is fixedly connected with first spring, is equipped with on the ejector pin and keeps off the ring, and the other end and the fender ring of first spring offset, and the end cap lower part is equipped with out the mud mouth. According to the sludge drying device, the ejector block and the first spring are arranged at one end of the inner barrel, the ejector block is extruded by the elasticity of the first spring, sludge in the inner barrel is extruded in the conveying process, moisture in the sludge is squeezed, and the sludge drying treatment is realized.
Description
Technical Field
The utility model belongs to the technical field of sludge treatment, and particularly relates to sludge drying treatment equipment.
Background
The sludge is solid sediment substances generated in the sewage treatment process, and after untreated sludge enters the environment, secondary pollution can be directly brought to water and atmosphere, so that the ecological environment and human activities are seriously threatened, and the sludge is still in a flowing state after being concentrated or digested, has large volume and is not beneficial to transportation and next treatment. Generally, sludge needs to be dried before transportation and treatment, and sludge drying is a process of removing most of water content from sludge through the action of evaporation or percolation, and the like, at present, evaporation generally refers to drying sludge by using a sludge drying field to naturally evaporate water in the sludge, the natural evaporation period of the sludge is long, and in the drying process, the sludge drying is not uniform due to different evaporation rates of surface sludge and internal sludge, and the sludge drying effect is poor; or the combustor is adopted to directly dry the sludge, so that the problems of long drying period and uneven drying of the sludge existing in the natural airing are solved, but the drying energy consumption is high. The water in the sludge is generally extruded by a filter press in the filtration process, and in order to ensure the effect of sludge filter pressing, the sludge needs to be conveyed back and forth in the filter press, so that the filter press has a complicated structure and occupies a large area.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide sludge drying treatment equipment to solve the problems of high sludge drying energy consumption, complex structure of filter pressing equipment and large occupied area in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a sludge drying treatment device comprises a draining cylinder and an inner cylinder arranged in the draining cylinder, wherein a drain pipe is arranged at one end of the draining cylinder, a plurality of filtering holes are formed in the lower part of the inner cylinder, moisture in sludge in the inner cylinder is extruded and then is discharged into the draining cylinder through the filtering holes, and a feed hopper is connected to the inner cylinder in a penetrating manner; a first motor is arranged on one side of the draining cylinder, one end of an output shaft of the first motor is connected with a first rotating shaft, and a first spiral conveying blade is arranged on the first rotating shaft; inner tube one end is equipped with the end cap, and the inside kicking block that is equipped with the frustum shape of end cap, the left side and the inner tube port of kicking block offset, and the kicking block right side is connected with the ejector pin, end cap one end is equipped with the end cover, and end cover one side is fixedly connected with first spring, be equipped with on the ejector pin and keep off the ring, the other end and the fender ring of first spring offset, the end cap lower part is equipped with out the mud mouth.
As a further preferred option of this technical solution, the waterlogging caused by excessive rainfall section of thick bamboo is for conical hopper shape, and is close to the diameter of drain pipe one end and is greater than the diameter of keeping away from drain pipe one end.
As a further preferred option of this technical scheme, feeder hopper upper portion is equipped with the crossbeam, the crossbeam middle part is equipped with the second motor, and the output shaft one end of second motor is connected with the second pivot, second pivot lower extreme is equipped with second helical conveying blade.
As a further preference of the technical scheme, a support is arranged on the second rotating shaft, a plurality of wall scraping devices are arranged on the bottom and the side wall of the support, each wall scraping device comprises a connecting plate fixedly connected with the support and a scraper arranged at the lower part of the connecting plate, and the lower end of the scraper is abutted against the inner wall of the feed hopper; the wall scraping device is obliquely arranged.
As a further preferred option of this technical scheme, connecting plate lower part one side is equipped with the scraper blade handle, and the scraper blade handle both ends are connected with the connecting plate through the second spring, and the scraper blade handle lower extreme is connected with the scraper blade.
Preferably, the scraper handle is provided with a slot at a lower portion thereof, and the scraper is inserted into the slot with a gap and detachably connected to the scraper handle through a bolt.
As a further preferred option of the technical scheme, adjusting screws are arranged at two ends of the scraper handle, and the upper ends of the adjusting screws extend out of the connecting plate to be connected with adjusting nuts.
As a further preferred option of this technical scheme, first helical conveyer blade is variable pitch conveyor blade, and the pitch that is close to mud outlet one end is less than the pitch that is close to feeder hopper one end.
As a further optimization of the technical scheme, one end of the ejector rod is provided with an external thread, the baffle ring is in threaded connection with the ejector rod, and the outer part of the baffle ring is provided with a plurality of rotating handles.
As a further preferred option of the technical solution, the upper part of the draining cylinder is provided with a plurality of hot air branch pipes, one ends of the hot air branch pipes are connected through a hot air main pipe, and one end of the hot air main pipe is connected with a waste heat boiler (not shown in the figure); the hot air branch pipe is tangent to the side wall of the draining cylinder.
The utility model has the beneficial effects that:
1) according to the utility model, the jacking block and the first spring are arranged at one end of the inner barrel, the jacking block is extruded by the elasticity of the first spring, the sludge in the inner barrel is extruded in the conveying process, the moisture in the sludge is squeezed, the drying treatment of the sludge is realized, and the problems of high sludge drying energy consumption, complex structure of filter pressing equipment and large occupied area in the prior art are solved.
2) The waterlogging caused by excessive rainfall section of thick bamboo is for coning fill shape, and is close to the diameter of drain pipe one end and is greater than the diameter of keeping away from drain pipe one end, and the inside sewage of waterlogging caused by excessive rainfall section of thick bamboo of being convenient for gathers to the drain pipe.
3) The second spiral conveying blade in the feeding hopper avoids the blockage of the feeding material caused by the bonding of the sludge in the feeding hopper.
4) A scraper of the wall scraping device scrapes mud on the inner wall of the feed hopper, so that the mud is prevented from being bonded on the inner wall of the feed hopper; and the wall scraping device is obliquely arranged, so that the resistance between the wall scraping device and sludge during wall scraping is reduced.
5) The scraper handle both ends are connected with the connecting plate through the second spring, and its height reduces after the scraper blade wearing and tearing, and the second spring makes automatic extension after the scraper blade wearing and tearing, has guaranteed scraper blade and feeder hopper inner wall keep in touch, and then has guaranteed the effect of scraping the wall.
6) The lower part of the scraper handle is provided with a clamping groove, and the scraper is inserted in the clamping groove in a clearance manner and is detachably connected with the scraper handle through a bolt, so that the scraper can be replaced after being damaged.
7) The distance between the scraper handle and the connecting plate is adjusted by the adjusting screw and the adjusting nut, so that the elasticity of the second spring is adjusted, and the pressure between the scraper and the inner wall of the feed hopper is convenient to adjust.
8) The first spiral conveying blades with variable pitches enable sludge to be pre-extruded in the conveying process, and partial sewage is discharged in advance through the filtering holes of the inner barrel, so that the sludge drying effect is enhanced, and the sludge drying efficiency is improved.
9) The baffle ring is in threaded connection with the ejector rod, and the baffle ring is rotated to adjust the position of the baffle ring on the ejector rod so as to adjust the elastic force of the second spring, so that the thrust of the ejector block is adjusted, and the extrusion force of the ejector block on sludge is conveniently adjusted according to the water content of the sludge.
10) The waste heat is utilized to heat the sludge in the inner barrel, so that the energy consumption is reduced, and the sludge drying efficiency is improved; the hot air branch pipe is tangent to the side wall of the draining cylinder, so that hot air entering the draining cylinder is in spiral circulation, and the uniformity of hot air drying is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a sludge drying treatment device of the present invention.
FIG. 2 is a schematic diagram of the internal structure of a sludge drying treatment device.
FIG. 3 is a schematic view of the assembly of the wall scraping device and the second screw conveying blade in the sludge drying treatment device of the present invention.
FIG. 4 is an exploded view of a wall scraping device in the sludge drying treatment equipment according to the present invention.
FIG. 5 is an exploded view of an end cap and a top block of the sludge drying treatment device.
In the figure: 1. a draining cylinder; 2. a support leg; 3. an inner barrel; 4. a first motor; 5. a first rotating shaft; 6. a first screw conveying blade; 7. an end cap; 8. a top block; 9. a top rod; 10. a first spring; 11. an end cap; 12. a baffle ring; 13. a handle is rotated; 14. a sludge outlet; 15. a hot air main pipe; 151. a hot air branch pipe; 16. a feed hopper; 17. a cross beam; 18. a second motor; 19. a second rotating shaft; 20. a second screw conveying blade; 21. a support; 22. a wall scraping device; 23. a connecting plate; 24. a squeegee handle; 25. a squeegee; 26. adjusting the screw rod; 27. a second spring; 28. adjusting the nut; 29. a card slot; 30. and a water discharge pipe.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 5, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the devices or elements referred to must have a specific orientation, a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1-2, a sludge drying treatment device comprises a draining cylinder 1 and an inner cylinder 3 arranged inside the draining cylinder 1, as shown in fig. 2, in this embodiment, the draining cylinder 1 is cone-shaped, and the diameter of the end close to a drain pipe 30 is larger than the diameter of the end far away from the drain pipe 30, so that sewage inside the draining cylinder 1 can be collected to the drain pipe 30; a drain pipe 30 is arranged at one end of the draining cylinder 1, a plurality of filtering holes are formed in the lower part of the inner cylinder 3, moisture in sludge in the inner cylinder 3 is extruded and then discharged into the draining cylinder 1 through the filtering holes, and a feed hopper 16 is connected to the inner cylinder 3 in a penetrating manner; as shown in fig. 1-2, in this embodiment, a cross beam 17 is disposed at the upper portion of the feed hopper 16, a second motor 18 is disposed at the middle portion of the cross beam 17, one end of an output shaft of the second motor 18 is connected to a second rotating shaft 19, a second spiral conveying blade 20 is disposed at the lower end of the second rotating shaft 19, and the second spiral conveying blade 20 prevents sludge from being stuck in the feed hopper 16 to cause blanking blockage; the second rotating shaft 19 is provided with a support 21, and the bottom and the side wall of the support 21 are provided with a plurality of wall scraping devices 22.
As shown in fig. 3-4, in the present embodiment, the wall scraping device 22 includes a connecting plate 23 fixedly connected to the bracket 21 and a scraper 25 disposed at a lower portion of the connecting plate 23, a lower end of the scraper 25 abuts against an inner wall of the feed hopper 16, and the scraper 25 scrapes mud from the inner wall of the feed hopper 16, so as to prevent the mud from adhering to the inner wall of the feed hopper 16; as shown in fig. 4, in this embodiment, a scraper handle 24 is disposed on one side of the lower portion of the connecting plate 23, two ends of the scraper handle 24 are connected to the connecting plate 23 through second springs 27, the height of the scraper 25 is reduced after the scraper 25 is worn, the second springs 27 automatically extend the scraper 25 after the scraper 25 is worn, and the scraper 25 is ensured to keep contact with the inner wall of the feeding hopper 16, thereby ensuring the wall scraping effect; the lower part of the scraper handle 24 is provided with a clamping groove 29, and the scraper 25 is inserted into the clamping groove 29 in a clearance manner and detachably connected with the scraper handle 24 through a bolt, so that the scraper 25 can be replaced after being damaged. Adjusting screws 26 are arranged at two ends of the scraper handle 24, the upper ends of the adjusting screws 26 extend out of the connecting plate 23 and are connected with adjusting nuts 28, and the distance between the scraper handle 24 and the connecting plate 23 is adjusted by rotating the adjusting nuts 28, so that the elasticity of the second spring 27 is adjusted, and the pressure between the scraper 25 and the inner wall of the feed hopper 16 is conveniently adjusted; as shown in fig. 2-3, in the present embodiment, the wall scraping device 22 is arranged obliquely, so that the resistance of the wall scraping device 22 to sludge during wall scraping is reduced.
As shown in fig. 1-2, a first motor 4 is arranged on one side of the draining cylinder 1, one end of an output shaft of the first motor 4 is connected with a first rotating shaft 5, and a first spiral conveying blade 6 is arranged on the first rotating shaft 5; in order to further improve the efficiency and the effect of sludge drying, the first spiral conveying blade 6 is a variable-pitch conveying blade, the pitch close to one end of the sludge outlet 14 is smaller than the pitch close to one end of the feed hopper 16, sludge is pre-extruded in the conveying process, and partial sewage is discharged in advance through the filtering holes of the inner barrel 3, so that the sludge drying effect is enhanced, and the sludge drying efficiency is improved.
As shown in fig. 1-2 and 5, one end of the inner cylinder 3 is provided with an end cap 7, a frustum-shaped top block 8 is arranged inside the end cap 7, the left side of the top block 8 abuts against the port of the inner cylinder 3, the right side of the top block 8 is connected with a top rod 9, one end of the end cap 7 is provided with an end cover 11, one side of the end cover 11 is fixedly connected with a first spring 10, the top rod 9 is provided with a baffle ring 12, the other end of the first spring 10 abuts against the baffle ring 12, one end of the top rod 9 is provided with an external thread, the baffle ring 12 is in threaded connection with the top rod 9, the outside of the baffle ring 12 is provided with a plurality of rotating handles 13, and the baffle ring 12 is rotated to adjust the position of the baffle ring 12 on the top rod 9 so as to adjust the elastic force of the second spring 27, thereby adjusting the thrust of the top block 8 and facilitating the adjustment of the extrusion force of the top block 8 on sludge according to the moisture content of sludge. The lower part of the end cap 7 is provided with a mud outlet 14.
As shown in fig. 1, the upper portion of the dewatering cylinder 1 is provided with a plurality of hot air branch pipes 151, one ends of the hot air branch pipes 151 are connected through a hot air main pipe 15, one end of the hot air main pipe 15 is connected with a waste heat boiler (not shown in the figure), and waste heat is used for heating sludge in the inner cylinder 3, so that energy consumption is reduced, and sludge drying efficiency is improved. The hot air branch pipes 151 are tangent to the side wall of the draining cylinder 1, so that hot air entering the draining cylinder 1 is in spiral circulation, and the uniformity of hot air drying is ensured.
When the sludge scraping device is used, sludge with high water content is conveyed into the feeding hopper 16, the first motor 4 and the second motor 18 are started, the second motor 18 drives the second spiral conveying blade 20 through the second rotating shaft 19 to convey the sludge in the feeding hopper 16 into the inner barrel 3, and the wall scraping device 22 scrapes the sludge on the inner wall of the feeding hopper 16; meanwhile, the first motor 4 drives the first spiral conveying blade 6 to convey the sludge from one end of the inner cylinder 3 to the other end through the first rotating shaft 5, the first screw conveying blade 6 with variable pitch pre-extrudes the sludge to discharge part of water in the sludge in advance, after the sludge is conveyed to the other end of the inner cylinder 3, the sludge is gathered in the inner barrel 3 due to the blocking of the top block 8, the extrusion force among the sludge is increased along with the increase of the sludge, thereby squeezing out the water in the sludge, when the squeezing force is larger than the elastic force of the first spring 10, the sludge in the inner cylinder 3 pushes the top block 8 open, the sludge is discharged from the sludge outlet 14, the drying process is completed once, when the water content of the sludge after the drying process once is higher than the preset value, the baffle ring 12 can be rotated to adjust the elasticity of the second spring 27, and the sludge is repeatedly dried for a plurality of times until the water content of the sludge meets the requirement.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. A sludge drying treatment device comprises a draining cylinder and an inner cylinder arranged in the draining cylinder, and is characterized in that one end of the draining cylinder is provided with a drain pipe, the lower part of the inner cylinder is provided with a plurality of filtering holes, and the inner cylinder is connected with a feed hopper in a run-through manner; a first motor is arranged on one side of the draining cylinder, one end of an output shaft of the first motor is connected with a first rotating shaft, and a first spiral conveying blade is arranged on the first rotating shaft; inner tube one end is equipped with the end cap, and the inside kicking block that is equipped with the frustum shape of end cap, the left side and the inner tube port of kicking block offset, and the kicking block right side is connected with the ejector pin, end cap one end is equipped with the end cover, and end cover one side is fixedly connected with first spring, be equipped with on the ejector pin and keep off the ring, the other end and the fender ring of first spring offset, the end cap lower part is equipped with out the mud mouth.
2. The sludge drying treatment equipment as claimed in claim 1, wherein the draining cylinder is cone-shaped, and the diameter of the end close to the drain pipe is larger than the diameter of the end far away from the drain pipe.
3. The sludge drying treatment equipment as claimed in claim 1, wherein a beam is provided on the upper portion of the feeding hopper, a second motor is provided on the middle portion of the beam, one end of the output shaft of the second motor is connected with a second rotating shaft, and a second screw conveying blade is provided on the lower end of the second rotating shaft.
4. The sludge drying treatment equipment as claimed in claim 3, wherein the second rotating shaft is provided with a bracket, the bottom and the side wall of the bracket are provided with a plurality of wall scraping devices, each wall scraping device comprises a connecting plate fixedly connected with the bracket and a scraper arranged at the lower part of the connecting plate, and the lower end of the scraper is abutted against the inner wall of the feed hopper; the wall scraping device is obliquely arranged.
5. The sludge drying treatment equipment as claimed in claim 4, wherein one side of the lower part of the connecting plate is provided with a scraper handle, two ends of the scraper handle are connected with the connecting plate through second springs, and the lower end of the scraper handle is connected with the scraper.
6. The sludge drying treatment equipment as claimed in claim 5, wherein a slot is provided at the lower part of the scraper handle, and the scraper is inserted into the slot with a gap and is detachably connected with the scraper handle through a bolt.
7. The sludge drying treatment equipment as claimed in claim 5 or 6, wherein the two ends of the scraper handle are provided with adjusting screws, and the upper ends of the adjusting screws extend out of the connecting plate and are connected with adjusting nuts.
8. The sludge drying treatment equipment as claimed in claim 1, wherein the first screw conveyer blade is a variable pitch conveyer blade, and the pitch of the end near the sludge outlet is smaller than that of the end near the feed hopper.
9. The sludge drying treatment equipment as claimed in claim 1, wherein one end of the mandril is provided with external threads, the baffle ring is in threaded connection with the mandril, and a plurality of rotating handles are arranged outside the baffle ring.
10. The sludge drying treatment equipment as claimed in claim 1, wherein the upper part of the draining cylinder is provided with a plurality of hot air branch pipes, one ends of the hot air branch pipes are connected through a hot air main pipe, and one end of the hot air main pipe is connected with a waste heat boiler; the hot air branch pipe is tangent to the side wall of the draining cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122314555.1U CN215855728U (en) | 2021-09-24 | 2021-09-24 | Sludge drying treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122314555.1U CN215855728U (en) | 2021-09-24 | 2021-09-24 | Sludge drying treatment equipment |
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| Publication Number | Publication Date |
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| CN215855728U true CN215855728U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122314555.1U Active CN215855728U (en) | 2021-09-24 | 2021-09-24 | Sludge drying treatment equipment |
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| CN (1) | CN215855728U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870466A (en) * | 2022-06-02 | 2022-08-09 | 唐山鑫万达实业股份有限公司 | Continuous push type solid-liquid separation device for livestock and poultry manure treatment |
| CN116001346A (en) * | 2023-03-24 | 2023-04-25 | 太原理工大学 | Wet separation equipment for solid waste and separation method thereof |
-
2021
- 2021-09-24 CN CN202122314555.1U patent/CN215855728U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870466A (en) * | 2022-06-02 | 2022-08-09 | 唐山鑫万达实业股份有限公司 | Continuous push type solid-liquid separation device for livestock and poultry manure treatment |
| CN114870466B (en) * | 2022-06-02 | 2024-05-14 | 唐山鑫万达实业股份有限公司 | Continuous push type solid-liquid separation device for livestock and poultry manure treatment |
| CN116001346A (en) * | 2023-03-24 | 2023-04-25 | 太原理工大学 | Wet separation equipment for solid waste and separation method thereof |
| CN116001346B (en) * | 2023-03-24 | 2023-05-30 | 太原理工大学 | Wet separation equipment for solid waste and separation method thereof |
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