CN219637074U - Sludge dewatering device - Google Patents
Sludge dewatering device Download PDFInfo
- Publication number
- CN219637074U CN219637074U CN202320588898.3U CN202320588898U CN219637074U CN 219637074 U CN219637074 U CN 219637074U CN 202320588898 U CN202320588898 U CN 202320588898U CN 219637074 U CN219637074 U CN 219637074U
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- CN
- China
- Prior art keywords
- fixed ring
- semi
- sludge
- clamping plate
- sludge dewatering
- 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.)
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- 239000010802 sludge Substances 0.000 title claims abstract description 75
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 14
- 230000018044 dehydration Effects 0.000 claims abstract description 13
- 230000009467 reduction Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a sludge dewatering device, a dewatering area comprises at least two fixed ring groups arranged between a sludge inlet hopper and a sludge outlet hopper, a dehydration reducing motor connected with the sludge outlet hopper and a screw shaft connected with the dehydration reducing motor; the fixed ring group is arranged along the circumference of the screw shaft and comprises two semi-fixed ring groups which are symmetrically arranged and a movable ring arranged between the semi-fixed ring groups; the clamping plate assembly is arranged at the joint of the two semi-fixed ring groups and is arranged along the length direction of the fixed ring groups. The two semi-fixed ring groups and the movable ring are fastened by the clamping plate assembly to form a complete fixed ring group; when the sludge hardening condition occurs in the device, the fixed ring group is detached from the mud inlet hopper and the mud outlet hopper, the adjacent fixed ring groups are separated from the supporting plate, and the clamping plate assembly is detached, so that the semi-fixed ring group can be detached integrally and separated from the movable ring, and the sludge hardening of each part of the device can be treated respectively, thereby greatly saving the treatment time required by blocking the sludge fault and saving the labor required by disassembly and assembly.
Description
Technical Field
The utility model belongs to the technical field of sludge dewatering, and particularly relates to a sludge dewatering device.
Background
Patent application No. 202222706772.X discloses a sludge dewatering device, which comprises a sludge concentration zone and a sludge dewatering zone, wherein the sludge concentration zone consists of a cylindrical filter screen and is provided with a concentration section speed reducing motor and a concentration section screw shaft; the sludge dewatering zone comprises a dewatering cavity, a dewatering section speed reducing motor and a dewatering section screw shaft; the dehydration cavity comprises a plurality of fixed rings, a movable ring arranged between the adjacent fixed rings, and a ring piece fixing rod penetrating the fixed rings and arranged between the mud bucket and the dehydration section support plate; and a gasket is arranged on the ring piece fixing rod and positioned between the adjacent fixing rings.
After the sludge dewatering device is used for a long time, if the sludge in the sludge dewatering device is not cleaned, the sludge on the screw shaft is hardened and dried, the sludge is integrated with the screw shaft, the internal space is fully occupied, the sludge cannot be normally conveyed during subsequent use, and the sludge blockage occurs. According to the drawing, the fixed ring in the sludge dewatering device is integrally arranged, and under the condition, the fixed ring, the movable ring and the gaskets in the device are required to be detached one by one, so that the hardened sludge can be better removed, and the hardened sludge is returned after being cleaned, so that the time and the labor are consumed.
Disclosure of Invention
In order to solve the problems, the present utility model aims to provide a sludge dewatering device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a sludge dewatering device comprises a sludge inlet hopper, a dewatering area and a sludge outlet hopper which are sequentially communicated;
the dewatering area comprises a fixed ring group arranged between the mud inlet hopper and the mud outlet hopper, a dewatering speed reduction motor connected with the mud outlet hopper, and a screw shaft connected with the dewatering speed reduction motor and extending to be connected with the mud inlet hopper;
the fixed ring group is arranged along the circumference of the screw shaft and comprises two semi-fixed ring groups which are symmetrically arranged and a movable ring arranged between the semi-fixed ring groups;
the clamping plate assembly is arranged at the joint of the two semi-fixed ring groups and is arranged along the length direction of the fixed ring groups.
Preferably, each semi-fixed ring group comprises a plurality of semi-fixed ring pieces, gaskets arranged between adjacent semi-fixed ring pieces, fixing screws penetrating through the semi-fixed ring pieces and the gaskets, and fixed ring end plates arranged at two ends of the fixing screws in the length direction; a plurality of screw holes connected with the fixed screw are distributed along the circumference of each semi-fixed ring piece, and the screw holes and the gaskets are coaxially arranged.
Preferably, the movable ring is arranged in a space formed by the adjacent semi-fixed ring pieces and the gaskets, and the movable ring and the gaskets between the adjacent semi-fixed ring pieces are positioned on the same plane.
Preferably, adjacent fixed ring groups are connected through a supporting plate; a plurality of openings are formed in the supporting plate.
Preferably, the fixed ring end plate is provided with a plurality of connecting holes which are respectively connected with the supporting plate and the fixed screw.
Preferably, a back pressing plate is arranged between the dehydration reducing motor and the screw shaft; and the back pressure plate is arranged in the mud outlet hopper.
Preferably, the dehydration gear motor is arranged on the outer wall of the mud outlet hopper and at one end of the mud outlet hopper deviating from the mud inlet hopper.
Preferably, the clamping plate assemblies on the adjacent fixed ring groups are arranged in a staggered manner.
Preferably, the clamping plate assembly comprises a first clamping plate and a second clamping plate which are arranged along the length direction of the fixed ring group, and a connecting bolt for connecting the first clamping plate and the second clamping plate; and a containing cavity for fastening the joint of the two semi-fixed ring sets is formed between the first clamping plate and the second clamping plate.
Preferably, the screw shaft is connected with the mud inlet hopper through a sliding shaft sleeve.
Compared with the prior art, the utility model has the following advantages:
the utility model relates to a sludge dewatering device, which comprises two symmetrically arranged semi-fixed ring groups and a movable ring arranged between the semi-fixed ring groups, wherein the two symmetrically arranged semi-fixed ring groups are fastened by a clamping plate assembly to form a complete fixed ring group, and the complete fixed ring group is matched with a screw shaft to dewater sludge. When the sludge hardening condition occurs in the sludge dewatering device, the fixed ring group is detached from the sludge inlet hopper and the sludge outlet hopper, the adjacent fixed ring groups are separated from the supporting plate, and the clamping plate assembly is detached, so that the semi-fixed ring group can be detached integrally and separated from the movable ring, and the sludge hardening of each part of the device can be treated respectively, thereby greatly saving the treatment time required by blocking the sludge fault and saving the labor required by disassembly and assembly.
Drawings
In order to more clearly illustrate the technical solutions of specific embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a sectional view of a sludge dewatering apparatus according to the present utility model;
FIG. 2 is a schematic diagram of the overall structure of a sludge dewatering device according to the present utility model;
FIG. 3 is a partially exploded view of the stator ring assembly of the present utility model;
FIG. 4 is a schematic diagram of a semi-fixed ring set according to the present utility model;
FIG. 5 is a schematic view of the semi-fixed ring of the present utility model;
FIG. 6 is a schematic view of the cleat assembly of the present utility model;
reference numerals: 1-mud inlet bucket, 2-mud outlet bucket, 3-fixed ring group, 31-semi-fixed ring group, 310-semi-fixed ring piece, 311-screw hole, 32-movable ring, 33-gasket, 34-fixed screw, 35-fixed ring end plate, 350-connecting hole, 4-dehydration gear motor, 5-screw shaft, 6-clamping plate component, 61-first clamping plate, 62-second clamping plate, 63-connecting bolt, 64-containing cavity, 7-supporting plate, 8-fixed bolt, 9-nut, 10-back pressing plate and 11-sliding shaft sleeve.
Detailed Description
The present utility model will be further described with reference to the drawings and the specific embodiments, but it should not be construed that the scope of the subject matter of the present utility model is limited to the following embodiments, and various modifications, substitutions and alterations made according to the ordinary skill and familiar means of the art to which this utility model pertains are included within the scope of the present utility model without departing from the above technical idea of the utility model.
Referring to fig. 1 to 6 in combination, a sludge dewatering device in the present utility model includes a sludge inlet hopper 1, a dewatering zone and a sludge outlet hopper 2 which are sequentially communicated;
the dewatering area comprises at least two fixed ring groups 3 arranged between the mud inlet hopper 1 and the mud outlet hopper 2, a dewatering speed reduction motor 4 connected with the mud outlet hopper 2, and a screw shaft 5 connected with the dewatering speed reduction motor 4 and extending to be connected with the mud inlet hopper 1;
the fixed ring group 3 is arranged along the circumference of the screw shaft 5 and comprises two symmetrically arranged semi-fixed ring groups 31 and a movable ring 32 arranged between the semi-fixed ring groups 31;
each semi-fixed ring group 31 comprises a plurality of semi-fixed ring pieces 310, gaskets 33 arranged between adjacent semi-fixed ring pieces 310, fixed screws 34 penetrating through the semi-fixed ring pieces 310 and the gaskets 33, and fixed ring end plates 35 arranged at two ends of the fixed screws 34 in the length direction; a plurality of screw holes 311 connected with the fixed screw 34 are distributed along the circumference of each semi-fixed ring piece 310, and the screw holes 311 are coaxially arranged with the gaskets 33;
the movable ring 32 is arranged in a space formed by the adjacent semi-fixed ring pieces 310 and the gaskets 33, and is positioned on the same plane with the gaskets 33 between the adjacent semi-fixed ring pieces 310;
the clamping plate assembly 6 is arranged at the joint of the two semi-fixed ring groups 31 and along the length direction of the fixed ring group 3.
In this embodiment, the dewatering area includes with two coaxial fixed ring group 3 that locate between advance mud bucket 1 and the play mud bucket 2, connect through backup pad 7 between two fixed ring group 3, both sides are connected with the lateral wall that goes out mud bucket 2 and advance mud bucket 1 respectively to adopt first bolt detachable connection. In other embodiments, the fixed ring set 3 may be three, four, etc.
A dehydration reducing motor 4 is arranged on the outer wall of one end of the mud outlet hopper 2, which is far away from the mud inlet hopper 1; the dehydration reducing motor 4. The dewatering reducing motor 4 is connected with a screw shaft 5 with a screw blade, and the screw shaft 5 extends towards the mud inlet hopper 1 and penetrates through the mud inlet hopper 1 to be connected to the side wall of the mud inlet hopper 1, which is away from the mud outlet hopper 2, through a sliding shaft sleeve 11. The dehydration reducing motor 4, the screw shaft 5 and the sliding shaft sleeve 11 are coaxially arranged.
A back pressing plate 10 is arranged between the dehydration reducing motor 4 and the screw shaft 5; and the back pressure plate 10 is mounted on the side wall in the mud bucket 2. The back pressure plate 10 is used for adjusting the sludge dewatering pressure.
The fixed ring group 3 is used for sludge dewatering, is arranged along the circumference of the screw shaft 5, and comprises two symmetrically arranged semi-fixed ring groups 31 and a movable ring 32 arranged on the semi-fixed ring groups 31. Each semi-fixed ring set 31 includes a plurality of semi-fixed ring segments 310, and a plurality of screw holes 311 disposed along a semi-circumference of the semi-fixed ring segments 310 and mounted on the fixing screws 34. The two semi-fixed ring pieces 310 form a complete circular fixed ring piece, two screw holes 311 are respectively arranged at two ends of the diameter of the semi-fixed ring piece 310, and the rest screw holes 311 are uniformly distributed on the half circumference of the semi-fixed ring piece 310.
A gasket 33 which is arranged in a circular ring shape is arranged between the adjacent semi-fixed ring pieces 310, and the gasket 33 is arranged coaxially with the screw hole 311 and is connected through a fixed screw 34; the fixing screws 34 penetrate through the plurality of semi-fixed ring pieces 310 and the gaskets 33 and extend to both ends to be connected with the fixed ring end plates 35.
The movable ring 32 is arranged in a space formed by the adjacent semi-fixed ring pieces 310 and the gaskets 33, and is positioned on the same plane with the gaskets 33 between the adjacent semi-fixed ring pieces 310; specifically, referring to fig. 3, when two semi-fixed ring sets 310 are connected together, the semi-fixed ring pieces 310 are connected with a spacer 33 disposed between adjacent semi-fixed ring pieces 310 by a fixing screw 34, the two semi-fixed ring pieces 310 disposed opposite to each other form a complete circular fixed ring, and the circular fixed ring is disposed coaxially with the movable ring 32; the gaskets 33 and the movable rings 32 are arranged on the same plane, and a plurality of gaskets 33 are correspondingly arranged along the circumference of each movable ring 32; and the number and positions of the gaskets 33 between the adjacent semi-fixed ring plates 310 are corresponding to the screw holes 311 on the semi-fixed ring plates 310.
The adjacent fixed ring groups 3 are connected through a supporting plate 7; a plurality of openings are formed in the supporting plate 7, wherein the openings comprise a first opening penetrating through the screw shaft 5 and the sludge and a second opening connecting two adjacent fixed ring groups 3.
A plurality of connecting holes 350 which are respectively connected with the supporting plate 7 and the fixed screw 34 are formed on the fixed ring end plate 35; the connecting hole 350 is disposed corresponding to the second opening and the fixing screw 34. The fixed ring end plate 35 is connected with the supporting plate 7 through a fixed bolt 8; the fixing screw 34 is connected with the fixed ring end plate 35 through the nut 9.
When in installation, the fixed screw 34 passes through a plurality of semi-fixed ring pieces 310 and gaskets 33 which are arranged at intervals in sequence, and extends to two ends to be connected with the fixed ring end plates 35 to form a first semi-fixed ring group, and the movable ring 32 is arranged in a space formed by the adjacent fixed ring pieces 310 and gaskets 33; in the same way, the second half fixed ring group is assembled, namely the half fixed ring piece 310, the gasket 33, the fixed screw 34 and the fixed ring end plate 35 are connected into a whole, then the second half fixed ring group is clamped on the first half fixed ring group along the position of the movable ring, so that a complete fixed ring group 3 is formed by combination, and then the second half fixed ring group is fixed at the joint of the two half fixed ring groups 31 through the clamping plate assembly 6; then two adjacent fixed ring groups 31 are fixed through a supporting plate 7 and are arranged between the mud inlet bucket 1 and the mud outlet bucket 2, and are connected with a dehydration reducing motor 4 and a screw shaft 5. When the sludge dewatering device is used, sludge enters from the sludge inlet hopper 1, the screw shaft 5 is driven to rotate by the dewatering speed reducing motor 4, and is matched with the two semi-fixed ring groups 31 and the movable ring group 32 to squeeze the sludge for dewatering and drive the sludge to move towards the sludge outlet hopper 2.
The clamping plate assembly 6 comprises a first clamping plate 61 and a second clamping plate 62 which are arranged along the length direction of the fixed ring group 3, and a connecting bolt 63 for connecting the first clamping plate 61 and the second clamping plate 62; a receiving cavity 64 for fastening the connection of the two semi-fixed ring sets 31 is formed between the first clamping plate 61 and the second clamping plate 62. Since the fixed ring set 3 is composed of two fixed ring sets 31, two fixed ring sets 31 arranged opposite to each other need to be fixed as a whole, and since the fixed ring pieces 310, the gaskets 33 and the fixing screws 34 are connected as a whole, the receiving cavity 64 receives the fixed ring pieces 310, the gaskets 33 and the fixing screws 34 at the joint and fixes them by the connecting bolts 63. The clamping plate assembly 6 is arranged to prevent the pressure formed by the fixed ring set 3 during dewatering from pushing the semi-fixed ring set 31 away, so that sludge leaks out of the gap.
The clamping plate assemblies 6 on the adjacent fixed ring groups 3 are arranged in a staggered way. Specifically, the adjacent fixed ring groups 3 are coaxially arranged, that is, when two adjacent fixed ring groups 3 are mounted on the supporting plate 7, one fixed ring group rotates by a certain angle around the shaft relative to the other fixed ring group, so that the clamping plate assemblies 6 on the two fixed ring groups 3 are staggered. Such arrangement does not interfere with each other when the adjacent two fixed ring end plates 35 are connected to the support plate 7 by the fixing bolts 8.
And mounting holes are respectively arranged at the bottoms of the sludge outlet hopper 2 and the sludge inlet hopper 1 and are used for mounting the sludge dewatering device on a bracket.
In the sludge dewatering device, two symmetrically arranged semi-fixed ring groups 31 and a movable ring 32 arranged between the semi-fixed ring groups 31 are fastened by a clamping plate assembly 6 to form a complete fixed ring group 3, and the complete fixed ring group is matched with a screw shaft 5 to dewater sludge.
When the sludge hardening condition occurs in the sludge dewatering device, the fixed ring group 3 is detached from the sludge inlet hopper 1 and the sludge outlet hopper 2, the adjacent fixed ring groups 3 are separated from the supporting plate 7, and the clamping plate assembly 6 is detached, so that the semi-fixed ring group 31 can be detached integrally and separated from the movable ring 32, and the sludge hardening of each part of the device can be treated respectively, thereby greatly saving the treatment time required by blocking the sludge and saving the labor required by disassembly and assembly.
The above description of the sludge dewatering device provided by the utility model is provided in detail, and specific examples are applied to illustrate the structure and working principle of the utility model, and the description of the above embodiments is only used for helping to understand the method and core idea of the utility model. It should be noted that it will be apparent to those skilled in the art that various improvements and modifications can be made to the present utility model without departing from the principles of the utility model, and such improvements and modifications fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a sludge dewatering device which characterized in that: comprises a mud inlet hopper (1), a dewatering area and a mud outlet hopper (2) which are communicated in sequence;
the dewatering area comprises at least two fixed ring groups (3) arranged between the mud inlet hopper (1) and the mud outlet hopper (2), a dewatering speed reduction motor (4) connected with the mud outlet hopper (2), and a screw shaft (5) connected with the dewatering speed reduction motor (4) and extending to be connected with the mud inlet hopper (1);
the fixed ring group (3) is arranged along the circumference of the screw shaft (5) and comprises two symmetrically arranged semi-fixed ring groups (31) and a movable ring (32) arranged between the semi-fixed ring groups (31);
the clamping plate assembly (6) is arranged at the joint of the two semi-fixed ring groups (31) and is arranged along the length direction of the fixed ring group (3).
2. A sludge dewatering apparatus as claimed in claim 1, wherein: each semi-fixed ring group (31) comprises a plurality of semi-fixed ring pieces (310), gaskets (33) arranged between the adjacent semi-fixed ring pieces (310), fixing screws (34) penetrating through the semi-fixed ring pieces (310) and the gaskets (33), and fixed ring end plates (35) arranged at two ends of the fixing screws (34) in the length direction; a plurality of screw holes (311) connected with the fixed screw (34) are distributed along the circumference of each semi-fixed ring piece (310), and the screw holes (311) and the gaskets (33) are coaxially arranged.
3. A sludge dewatering apparatus as claimed in claim 2, wherein: the movable ring (32) is arranged in a space formed by the adjacent semi-fixed ring pieces (310) and the gaskets (33), and is positioned on the same plane with the gaskets (33) between the adjacent semi-fixed ring pieces (310).
4. A sludge dewatering apparatus as claimed in claim 2, wherein: the adjacent fixed ring groups (3) are connected through a supporting plate (7); a plurality of openings are formed in the supporting plate (7).
5. The sludge dewatering device according to claim 4, wherein: a plurality of connecting holes (350) which are respectively connected with the supporting plate (7) and the fixing screw rod (34) are formed in the fixed ring end plate (35).
6. A sludge dewatering apparatus as claimed in claim 1, wherein: a back pressing plate (10) is arranged between the dehydration reducing motor (4) and the screw shaft (5); and the back pressure plate (10) is arranged in the mud outlet hopper (2).
7. The sludge dewatering device according to claim 6, wherein: the dehydration gear motor (4) is arranged on the outer wall of the mud outlet hopper (2) and is arranged at one end of the mud outlet hopper (2) deviating from the mud inlet hopper (1).
8. A sludge dewatering apparatus as claimed in claim 1, wherein: the clamping plate components (6) on the adjacent fixed ring groups (3) are arranged in a staggered way.
9. The sludge dewatering device according to claim 8, wherein: the clamping plate assembly (6) comprises a first clamping plate (61) and a second clamping plate (62) which are arranged along the length direction of the fixed ring group (3), and a connecting bolt (63) for connecting the first clamping plate (61) and the second clamping plate (62); a receiving cavity (64) for fastening the joint of the two semi-fixed ring groups (31) is formed between the first clamping plate (61) and the second clamping plate (62).
10. A sludge dewatering apparatus according to any one of claims 1 to 9, wherein: the screw shaft (5) is connected with the mud inlet hopper (1) through a sliding shaft sleeve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320588898.3U CN219637074U (en) | 2023-03-23 | 2023-03-23 | Sludge dewatering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320588898.3U CN219637074U (en) | 2023-03-23 | 2023-03-23 | Sludge dewatering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219637074U true CN219637074U (en) | 2023-09-05 |
Family
ID=87820552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320588898.3U Active CN219637074U (en) | 2023-03-23 | 2023-03-23 | Sludge dewatering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219637074U (en) |
-
2023
- 2023-03-23 CN CN202320588898.3U patent/CN219637074U/en active Active
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