CN110563303A - non-abrasion stacked spiral sludge dewatering machine - Google Patents
non-abrasion stacked spiral sludge dewatering machine Download PDFInfo
- Publication number
- CN110563303A CN110563303A CN201810484448.3A CN201810484448A CN110563303A CN 110563303 A CN110563303 A CN 110563303A CN 201810484448 A CN201810484448 A CN 201810484448A CN 110563303 A CN110563303 A CN 110563303A
- Authority
- CN
- China
- Prior art keywords
- frame
- movable ring
- main shaft
- ring frame
- ring
- 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.)
- Pending
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Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Abstract
the invention relates to solid-liquid separation equipment, in particular to a non-abrasion stacked spiral sludge dewatering machine which comprises a rack, a main shaft, fixed rings, a movable ring and a driving system, wherein the main shaft is arranged on the rack and is driven to rotate by the driving system; the rotating ring may include a plurality of connected ring segments. The invention greatly reduces the abrasion of the movable ring and the helical blade, prolongs the service life of the equipment and improves the processing capacity, and the movable ring is convenient to disassemble when being replaced.
Description
Technical Field
The invention relates to solid-liquid separation equipment, in particular to a non-abrasion stacked spiral sludge dewatering machine.
background
The prior art is a stacked screw sludge dewatering machine, which comprises a frame, at least one main shaft driven by a speed reduction motor and arranged on the frame, a conical shaft arranged in the middle of the main shaft, helical blades arranged on the main shaft, a feed inlet arranged at the front end of the main shaft, a discharge bin arranged at the rear end of the main shaft, a plurality of supporting vertical plates fixedly arranged on the frame along the axial direction, a plurality of connecting shaft rods distributed on the outer edges of the supporting vertical plates, a plurality of fixed rings uniformly distributed and fixedly arranged on the connecting shaft rods between the supporting vertical plates, a movable ring arranged between any two adjacent fixed rings and having a thickness smaller than the gap between the two adjacent fixed rings, an inner ring surface of the movable ring in contact sliding fit with an outer ring of the helical blades, the helical blades axially push and extrude sludge at an inlet end to squeeze the sludge for dewatering, the movable ring is pushed by the helical blades to swing on a radial plane, and relative motion is generated between the movable ring and the fixed, the sludge blocked between the movable ring and the fixed ring is cleaned, and the problem of blocking of a drainage channel is not easy to occur.
The above structure has the following problems:
1. in the use process, the continuously rotating spiral blade is in sliding contact with the inner ring surface of the moving ring and is in linear contact, the contact surface pressure and the friction force are large, the spiral blade and the moving ring are easy to wear and deform in an extrusion mode, and the service life is short.
2. Each movable ring is positioned between the two fixed rings, the movable rings are not further constrained in the axial direction, so that when the sludge dewatering machine is used, one side of each movable ring is in contact with one fixed ring due to extrusion pushing of sludge, the other side of each movable ring keeps a set gap with the other adjacent fixed ring, and the gap is a channel for sludge dewatering pressing, so that one movable ring can only provide one drainage channel, the filtering area of the machine is small, and the processing capacity of the machine is relatively low.
3. When the worn movable ring is replaced, the whole equipment needs to be disassembled, and the damaged movable ring can be detached and replaced, so that the maintenance workload is large, and time and labor are wasted.
Disclosure of Invention
the invention aims to provide an abrasion-free stacked-spiral sludge dewatering machine, which utilizes a movable ring frame to drive a movable ring to swing radially, so that the movable ring is prevented from contacting with the outer ring of a main shaft helical blade, the abrasion of the movable ring and the helical blade is greatly reduced, the service life of equipment is prolonged, and simultaneously, the movable ring and fixed rings at two sides are provided with gaps through axial limiting, so that two drainage channels are formed, the filtering area and the processing capacity of the equipment are improved, in addition, a detachable first frame is arranged on the movable ring frame, the whole equipment does not need to be disassembled when the movable ring is replaced, and the replacement is simple and convenient.
The purpose of the invention is realized by the following technical scheme:
The utility model provides a spiral shell formula sludge dewaterer is folded to no wearing and tearing, includes frame, main shaft, stationary ring, rotating ring and actuating system, and the main shaft is located in the frame and is rotated through the actuating system drive, be equipped with helical blade on the main shaft, be equipped with the feed inlet at the main shaft front end, be equipped with out the feed bin at the main shaft rear end, be equipped with the support riser in the frame, and support the riser outer fringe and be equipped with the connecting axle rod, set firmly the stationary ring on the connecting axle rod between two adjacent support risers to all be equipped with the rotating ring between two adjacent stationary rings, be equipped with wobbling rotating ring frame in the frame, the rotating ring is adorned admittedly in the rotating ring frame and through the rotating ring frame drives.
Furthermore, gaps are reserved between the movable ring and the fixed rings on the two sides, positioning supports for driving movable ring fixing grooves are arranged on each side in the movable ring frame, and the edges of the movable rings are embedded into the corresponding movable ring fixing grooves on the positioning supports.
The movable ring frame comprises a first frame and a second frame, and the first frame is detachably arranged on the second frame.
And a guide limiting device for limiting the movable ring frame to swing along the radial direction is arranged between the movable ring frame and the adjacent supporting vertical plate.
The rotating ring may include a plurality of ring segments.
And rotating ring frame rotating shafts are arranged on two sides of the main shaft on the machine frame, eccentric wheels are arranged on the rotating ring frame rotating shafts, and rotating shaft support seats are arranged in the rotating ring frames and sleeved on the corresponding eccentric wheels.
The main shaft and the rotating shaft of the rotating ring frame are both driven to rotate by the driving system, the driving system comprises a speed reduction motor and a transmission assembly, the main shaft is driven to rotate by the speed reduction motor, the rotating shaft of the rotating ring frame is driven to rotate by the main shaft, and the main shaft transmits torque by the transmission assembly.
the transmission assembly comprises a main shaft chain wheel, a chain and a rotating shaft chain wheel, the main shaft chain wheel is installed on the main shaft, the rotating shaft chain wheel is installed on a rotating shaft of the movable ring frame, and the chain bypasses the main shaft chain wheel and the rotating shaft chain wheel.
And a movable ring frame driving system is arranged on the rack, and the movable ring frame is driven to swing by the movable ring frame driving system.
The movable ring frame driving system comprises a first hydraulic cylinder and a second hydraulic cylinder which are installed on the rack, wherein the first hydraulic cylinder is arranged on the side face of the movable ring frame, the second hydraulic cylinder is arranged on the bottom side of the movable ring frame, the movable ring frame is supported by the first hydraulic cylinder and the second hydraulic cylinder, and the end part of a cylinder rod of each hydraulic cylinder is hinged to the movable ring frame.
The invention has the advantages and positive effects that:
1. The invention utilizes the movable ring frame to drive the movable ring to swing radially, avoids the contact with the outer ring of the main shaft helical blade, greatly reduces the abrasion of the movable ring and prolongs the service life of the equipment.
2. The invention is provided with the positioning support which drives the movable ring fixing groove in the movable ring frame, the movable ring is axially limited by the movable ring fixing groove, and gaps are reserved between the movable ring and the fixed rings at two sides, so that two drainage channels are formed, and the filtering area and the processing capacity of the equipment are improved.
3. The detachable first frame is arranged on the upper side of the movable ring frame, the whole device does not need to be disassembled when the movable ring is replaced, the movable ring can be detached only by detaching the first frame and the corresponding connecting shaft rod, and the replacement is simple and convenient.
4. The invention can adopt one driving system to drive the main shaft to rotate and the movable ring frame to swing simultaneously, and can also be provided with a single movable ring frame driving system to drive the movable ring frame to swing.
5. The invention can be used for dewatering various sludge and can also be used for solid-liquid separation treatment of other solid-liquid mixed materials.
Drawings
Figure 1 is a schematic structural view of one embodiment of the invention,
Figure 2 is a partial cross-sectional view of the embodiment of figure 1,
Figure 3 is an enlarged view at a in figure 2,
Figure 4 is a cross-sectional view B-B of figure 2,
Figure 5 is a cross-sectional view of C-C in figure 4,
Figure 6 is a cross-sectional view D-D in figure 4,
Figure 7 is a schematic view of the embodiment of figure 2 with the retaining ring and connecting shaft removed,
Figure 8 is a schematic view of the moving gantry of the embodiment of figure 1,
Figure 9 is a schematic view of the rotating shaft of the rotating ring frame of the embodiment in figure 1,
Figure 10 is a schematic view of another embodiment of the present invention,
FIG. 11 is a schematic view of another embodiment of the present invention.
the device comprises a frame 1, a main shaft 2, a helical blade 201, a speed reduction motor 202, a chain 203, a rotating shaft sprocket 204, a main shaft sprocket 205, a supporting vertical plate 3, a fixed ring 4, a connecting shaft rod 5, a movable ring 6, a movable ring fixing groove 601, a ring piece 602, a movable ring frame 7, a first frame 701, a second frame 702, a positioning support 703, a guide chute 704, a guide sliding block 705, a rotating shaft of the movable ring frame 8, a rotating shaft support 801, an eccentric wheel 802, a first hydraulic cylinder 901, a second hydraulic cylinder 902, a discharging bin 10 and a feeding hole 11.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 11, the present invention includes a frame 1, a main shaft 2, a movable ring frame 7, a fixed ring 4, a movable ring 6 and a driving system, wherein at least one main shaft 2 is disposed on the frame 1, a helical blade 201 is disposed on the main shaft 2, the main shaft 2 is driven by the driving system to rotate, a feed inlet 11 is disposed at the front end of the main shaft 2, a discharge bin 10 is disposed at the rear end of the main shaft 2, a plurality of supporting vertical plates 3 are fixedly disposed on the frame 1 along an axial direction, the main shaft 2 penetrates each supporting vertical plate 3, a plurality of connecting shaft rods 5 are disposed on the outer edges of the supporting vertical plates 3, a plurality of fixed rings 4 are uniformly distributed and fixedly disposed on the connecting shaft rods 5 between two adjacent supporting vertical plates 3, the movable ring 6 is disposed between any two adjacent fixed rings 4, the fixed rings 4 and the movable rings 6 are both sleeved outside the main shaft 2, a gap is left between the movable ring 6 and the fixed rings 4 on both sides, the movable ring, the movable ring 6 is fixedly arranged in the movable ring frame 7 and driven by the movable ring frame 7 to swing along the radial direction, so that sludge blocked between the movable ring 6 and the fixed ring 4 is cleaned, the swing amplitude of the movable ring frame 7 can be set according to actual requirements, the contact between the inner ring surface of the movable ring 6 and the outer ring of the helical blade 201 is avoided when the equipment works normally, the friction between the helical blade 201 and the movable ring 6 is greatly reduced, and the service life of the equipment is prolonged.
as shown in fig. 3 and fig. 7 to 8, each side in the moving ring frame 7 is provided with a positioning support 703 along the axial direction, the positioning support 703 is provided with a plurality of moving ring fixing grooves 601 at equal intervals, and the edge of the moving ring 6 is embedded into the corresponding moving ring fixing groove 601 on each positioning support 703, so as to be fixedly mounted in the moving ring frame 7. As shown in fig. 3, gaps are reserved between the movable ring 6 and the fixed rings 4 at two sides, when the mechanism works, because the movable ring 6 limits axial displacement through the movable ring fixing groove 601, the movable ring 6 only swings along the radial direction, and thus the gaps between the movable ring 6 and the fixed rings 4 at two sides can be reserved, so that a drainage channel is formed at two sides of each movable ring 6, and the filtering area and the equipment processing capacity are improved.
As shown in fig. 1, 4, and 7 to 8, the moving ring frame 7 includes a first frame 701 and a second frame 702, and the first frame 701 is detachably disposed on the second frame 702. When the movable ring 6 is replaced, the first frame 701 is detached, and the corresponding connecting shaft rod 5 is detached, so that the movable ring 6 can be detached from the movable ring fixing grooves 601 on the positioning supports 703, the whole device does not need to be detached, and the movable ring 6 is simple and convenient to replace.
as shown in fig. 4 to 6, a guiding and limiting device is arranged between the movable ring frame 7 and the adjacent supporting vertical plate 3 to limit the axial displacement of the braking ring frame 7, so that the movable ring frame 7 can only swing along the radial direction. The guide limiting device comprises a guide sliding groove 704 and a guide sliding block 705, wherein the guide sliding groove 704 is fixedly arranged on the supporting vertical plate 3, the guide sliding block 705 is fixedly connected with the movable ring frame 7, and the guide sliding block 705 is radially inserted into the guide sliding groove 704 along the rack 1. When the mechanism works, the guide sliding block 705 slides in the guide sliding groove 704 along with the swing of the movable ring frame 7, so that the normal work of the movable ring frame 7 is not influenced, and meanwhile, the axial movement of the movable ring frame 7 is limited by the groove plate of the guide sliding groove 704.
the movable ring 6 may be a single integral piece or may include a plurality of connected ring pieces 602. In addition, the movable ring frame 7 can share one driving system with the main shaft 2 or be provided with the movable ring frame driving system separately.
Example 1
As shown in fig. 1, fig. 3 and fig. 7 to 9, in this embodiment, the movable ring frame 7 and the main shaft 2 share one driving system, the two sides of the main shaft 2 are provided with movable ring frame rotating shafts 8, the movable ring frame rotating shafts 8 are provided with eccentric wheels 802, and the two sides in the movable ring frame 7 are provided with rotating shaft supports 801 which are respectively sleeved on the corresponding eccentric wheels 802. The driving system comprises a speed reducing motor 202 and a transmission assembly, the spindle 2 is directly driven to rotate through the speed reducing motor 202, and drives the rotating ring frame rotating shafts 8 on two sides to rotate through the transmission assembly.
The working principle of the embodiment is as follows:
When the mechanism works, the driving system drives the main shaft 2 to rotate, sludge input from the feed inlet 11 is pushed and extruded axially, sludge is squeezed and dewatered, meanwhile, the rotating shaft 8 of the movable ring frame rotates to drive the eccentric wheel 802 to rotate, the movable ring frame 7 is further driven to swing along the radial direction and drive the movable ring 6 to swing along the radial direction, and sludge blocked between the movable ring 6 and the fixed ring 4 is cleaned.
In addition, each side in the movable ring frame 7 is provided with a positioning support 703 along the axial direction, the positioning supports 703 are provided with a plurality of movable ring fixing grooves 601 at equal intervals, the movable ring 6 limits the axial displacement through the movable ring fixing grooves 601, and a gap is ensured to be reserved between the movable ring 6 and the fixed rings 4 at two sides, so that a drainage channel is formed at two sides of each movable ring 6, and the filtering area and the equipment processing capacity are improved. In addition, the moving ring frame 7 of the present invention includes a first frame 701 and a second frame 702, wherein the first frame 701 is detachably disposed on the second frame 702; the movable ring 6 comprises 2 connected ring pieces 602, when the movable ring 6 is replaced, the movable ring 6 can be detached from the movable ring fixing grooves 601 on the positioning supports 703 after the first frame 701 is detached and the corresponding connecting shaft rod 5 is detached, and the replacement of the movable ring 6 is simple and convenient.
Example 2
This example differs from example 1 in that: the embodiment is provided with a moving ring frame driving system independently, and structures such as a moving ring frame rotating shaft 8, an eccentric wheel 802, a transmission assembly and the like are omitted.
As shown in fig. 10, the moving ring frame driving system in this embodiment includes a first hydraulic cylinder 901 and a second hydraulic cylinder 902 mounted on the frame 1, wherein the first hydraulic cylinder 901 is disposed on the side of the second frame 702 of the moving ring frame 7 and the end of the cylinder rod is hinged to the side of the second frame 702, the second hydraulic cylinder 902 is disposed on the bottom side of the second frame 702 of the moving ring frame 7 and the end of the cylinder rod is hinged to the bottom of the second frame 702, and the moving ring frame 7 is supported on the frame 1 by the first hydraulic cylinder 901 and the second hydraulic cylinder 902.
the working principle of the embodiment is as follows:
When the mechanism works, the driving system drives the main shaft 2 to rotate, sludge input from the feed inlet 11 is axially pushed and extruded, sludge is squeezed and dewatered, meanwhile, the first hydraulic cylinders 901 synchronously extend and retract to drive the movable ring frame 7 to move left and right, the second hydraulic cylinders 902 synchronously extend and retract to drive the movable ring frame 7 to move up and down, the movable ring frame 7 swings, sludge blocked between the movable ring 6 and the fixed ring 4 is cleaned, in addition, the movable ring frame 7 can be ensured to swing around the axial center of the rack 1 by setting the extension length and the frequency of the first hydraulic cylinders 901 and the second hydraulic cylinders 902 during use, the inner ring surface of the movable ring 6 is not contacted with the outer ring of the helical blade 201, the friction between the helical blade 201 and the movable ring 6 is reduced, and the service life of equipment is prolonged.
Example 3
This example differs from example 1 in that: the embodiment is provided with a moving ring frame driving system separately, and the moving ring frame driving system in the embodiment includes a driving motor and a sprocket chain transmission system, wherein one of the moving ring frame rotating shafts 8 is directly driven to rotate by the driving motor, and the moving ring frame rotating shaft 8 is connected with the other moving ring frame rotating shaft 8 by the sprocket chain transmission system and transmits torque by the sprocket chain transmission system, so that one driving motor drives the two moving ring frame rotating shafts 8 to synchronously rotate, and the main shaft 2 is directly driven to rotate by the speed reduction motor 202.
Example 4
as shown in fig. 11, in this embodiment, when two main shafts 2 are disposed on the machine frame 1 (such a double-spiral shaft structure is a prior art), the movable ring 6 includes a plurality of ring pieces 602 connected together to form a complete waist ring, and when the movable ring 6 is replaced, in addition to detaching the first frame 701 of the movable ring frame 7, the corresponding connecting shaft 5 needs to be detached to remove the movable ring 6, but the main shafts 2 and the fixed ring 4 do not need to be detached.
Claims (10)
1. The utility model provides a spiral shell formula sludge dewaterer is folded to no wearing and tearing, includes frame, main shaft, stationary ring, rotating ring and actuating system, and the main shaft is located in the frame and is rotatory through the actuating system drive, be equipped with helical blade on the main shaft, be equipped with the feed inlet at the main shaft front end, be equipped with out the feed bin at the main shaft rear end, be equipped with the support riser in the frame, and support the riser outer fringe and be equipped with the connecting shaft pole, the stationary ring has set firmly on the connecting shaft pole between two adjacent support risers to all be equipped with the rotating ring between two adjacent stationary rings, its characterized in that: a swingable moving ring frame (7) is arranged on the rack (1), and a moving ring (6) is fixedly arranged in the moving ring frame (7) and driven to swing along the radial direction by the moving ring frame (7).
2. The non-abrasion stacked-screw sludge dewatering machine according to claim 1, wherein: gaps are reserved between the movable ring (6) and the fixed rings (4) on the two sides, positioning supports (703) with movable ring fixing grooves (601) are arranged on each side in the movable ring frame (7), and the edges of the movable ring (6) are embedded into the corresponding movable ring fixing grooves (601) on each positioning support (703).
3. The non-abrasion stacked-screw sludge dewatering machine according to claim 1, wherein: the movable ring frame (7) comprises a first frame (701) and a second frame (702), and the first frame (701) is detachably arranged on the second frame (702).
4. the non-abrasion stacked-screw sludge dewatering machine according to claim 1, wherein: a guiding and limiting device for limiting the movable ring frame (7) to swing along the radial direction is arranged between the movable ring frame (7) and the adjacent supporting vertical plate (3).
5. The non-abrasion stacked-screw sludge dewatering machine according to claim 1, wherein: the movable ring (6) comprises a plurality of ring sheets (602).
6. The non-abrasion stacked-screw sludge dewatering machine according to claim 1, wherein: on the machine frame (1), two sides of the main shaft (2) are provided with moving ring frame rotating shafts (8), the moving ring frame rotating shafts (8) are provided with eccentric wheels (802), and rotating shaft support seats (801) are arranged in the moving ring frames (7) and sleeved on the corresponding eccentric wheels (802).
7. The non-abrasion stacked-screw sludge dewatering machine according to claim 6, wherein: main shaft (2) and rotating ring frame pivot (8) all pass through the actuating system drive is rotatory, the actuating system includes gear motor (202) and drive assembly, main shaft (2) are rotatory through gear motor (202) drive, and rotating ring frame pivot (8) pass through main shaft (2) drive rotates, just main shaft (2) pass through drive assembly transmission torque.
8. The non-wear stacked-screw sludge dewatering machine according to claim 7, wherein: the transmission assembly comprises a main shaft chain wheel (205), a chain (203) and a rotating shaft chain wheel (204), the main shaft chain wheel (205) is installed on the main shaft (2), the rotating shaft chain wheel (204) is installed on the rotating ring frame rotating shaft (8), and the chain (203) bypasses the main shaft chain wheel (205) and the rotating shaft chain wheel (204).
9. The non-abrasion stacked-screw sludge dewatering machine according to claim 1, wherein: a movable ring frame driving system is arranged on the rack (1), and the movable ring frame (7) is driven to swing through the movable ring frame driving system.
10. The non-wear stacked-screw sludge dewatering machine according to claim 9, wherein: the moving ring frame driving system comprises a first hydraulic cylinder (901) and a second hydraulic cylinder (902) which are installed on a rack (1), wherein the first hydraulic cylinder (901) is arranged on the side surface of a moving ring frame (7), the second hydraulic cylinder (902) is arranged on the bottom side of the moving ring frame (7), the moving ring frame (7) is supported by the first hydraulic cylinder (901) and the second hydraulic cylinder (902), and the end part of a cylinder rod of each hydraulic cylinder is hinged to the moving ring frame (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484448.3A CN110563303A (en) | 2018-05-20 | 2018-05-20 | non-abrasion stacked spiral sludge dewatering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484448.3A CN110563303A (en) | 2018-05-20 | 2018-05-20 | non-abrasion stacked spiral sludge dewatering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110563303A true CN110563303A (en) | 2019-12-13 |
Family
ID=68771951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810484448.3A Pending CN110563303A (en) | 2018-05-20 | 2018-05-20 | non-abrasion stacked spiral sludge dewatering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110563303A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111790207A (en) * | 2020-08-10 | 2020-10-20 | 威孔过滤科技（苏州）有限公司 | Filter for high-slag-content materials and filtering method thereof |
-
2018
- 2018-05-20 CN CN201810484448.3A patent/CN110563303A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111790207A (en) * | 2020-08-10 | 2020-10-20 | 威孔过滤科技（苏州）有限公司 | Filter for high-slag-content materials and filtering method thereof |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191213 |