CN112237781A - Solid-liquid separation negative pressure treatment equipment - Google Patents
Solid-liquid separation negative pressure treatment equipment Download PDFInfo
- Publication number
- CN112237781A CN112237781A CN202011292818.7A CN202011292818A CN112237781A CN 112237781 A CN112237781 A CN 112237781A CN 202011292818 A CN202011292818 A CN 202011292818A CN 112237781 A CN112237781 A CN 112237781A
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- China
- Prior art keywords
- negative pressure
- bin
- solid
- filter
- filter cartridge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
- B01D33/39—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses solid-liquid separation negative pressure treatment equipment which comprises a rack, a filter bin, a negative pressure bin, a rotating shaft driving device, a main shaft assembly and a filter cartridge, wherein the filter bin is arranged on the rack; a sewage inlet and a solid scraper are arranged on the filtering bin, and one side of the filtering cylinder is matched with the solid scraper; the main shaft assembly comprises a main rotating shaft and a negative pressure shaft, the main rotating shaft is matched with the rotating shaft driving device, one end of the negative pressure shaft is positioned in the negative pressure bin, the other end of the negative pressure shaft penetrates through the filter cartridge to be connected with the main rotating shaft, and a water inlet hole is formed in the part of the negative pressure shaft entering the filter cartridge; according to the scheme, the sewage is filtered by the filter cartridge in the filter bin, the filter cartridge rotates, the filtered solid is scraped by the scraper, and the sewage is subjected to negative pressure extraction from the inside of the filter cartridge, so that the extracted sewage is ensured to be subjected to effective solid-liquid separation; the whole equipment can keep efficient and stable continuous operation, the sewage treatment efficiency is high, the solid-liquid separation effect is good, and manual repeated unpicking and washing is avoided.
Description
Technical Field
The invention relates to solid-liquid separation negative pressure treatment equipment, and belongs to the technical field of garbage sewage treatment equipment.
Background
In the process of sewage treatment and purification, solid-liquid separation is needed, and most of the conventional solid-liquid separation modes are to filter the sewage through filter components such as a filter screen and the like; however, in the actual filtering process, the situation that sewage and filtered solids cannot be effectively separated often occurs, and multiple times of filtering are needed, so that the treatment efficiency is reduced; and the solid accumulation can block up the filter screen, needs artifical often to unpick and wash, extravagant manpower.
Disclosure of Invention
The invention aims to provide a solid-liquid separation negative pressure treatment device for overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: a solid-liquid separation negative pressure treatment device comprises a frame, a filter bin, a negative pressure bin, a rotating shaft driving device, a main shaft assembly and a filter cartridge; the filtering bin is provided with a sewage inlet and a solid scraper, the filtering cylinder is positioned in the filtering bin, and one side of the filtering cylinder is matched with the solid scraper; the filter cartridge is matched with the main shaft assembly, and the rotating shaft driving device drives the main shaft assembly and the filter cartridge to rotate; the main shaft assembly comprises a main rotating shaft and a negative pressure shaft, the main rotating shaft is matched with the rotating shaft driving device, the negative pressure shaft is a hollow shaft, one end of the negative pressure shaft is located in a negative pressure bin, the other end of the negative pressure shaft penetrates into the filter cartridge and is connected with the main rotating shaft, a negative pressure connecting port is arranged on the negative pressure bin, and a water inlet hole is formed in the part, entering the filter cartridge, of the negative pressure shaft.
Preferably, the filter cartridge comprises end covers, connecting rings, supporting rods and a plurality of filter rings, the plurality of filter rings are closely arranged along the axial direction of the filter cartridge, and water passing gaps are reserved between adjacent filter rings; the supporting rods are multiple, the filtering rings are supported by the supporting rods from the inner ring, end covers and connecting rings are arranged at two ends of the supporting rods, the end portions of the supporting rods are fixedly connected with the end covers or the connecting rings, the end covers are located on the outer sides of the connecting rings, and the end covers are matched with the spindle assembly.
Preferably, the cross section of the filtering ring is in an inverted trapezoidal structure with a wide top and a narrow bottom.
Preferably, the outer side of the filter bin is provided with a support, and the support is provided with a fixed bearing matched with the main rotating shaft.
Preferably, a support is arranged in the negative pressure bin, and a fixed bearing matched with the negative pressure shaft is arranged on the support.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the solid-liquid separation negative pressure treatment equipment, sewage is filtered through the filter cartridge in the filter bin, the filter cartridge rotates, filtered solids are scraped through the scraper, the sewage is subjected to negative pressure extraction from the inside of the filter cartridge, and the extracted sewage is guaranteed to be subjected to effective solid-liquid separation; the whole equipment can keep efficient and stable continuous operation, the sewage treatment efficiency is high, the solid-liquid separation effect is good, and manual repeated unpicking and washing is avoided.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic perspective view of a solid-liquid separation negative pressure treatment apparatus according to the present invention;
FIG. 2 is a schematic sectional structure diagram of a solid-liquid separation negative pressure treatment device according to the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a partial structural schematic view of the filter cartridge according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the figures and the embodiments.
As shown in fig. 1-4, the negative pressure treatment equipment for solid-liquid separation according to the present invention comprises a frame 1, a filter bin 2, a negative pressure bin 3, a rotating shaft driving device 4, a main shaft assembly and a filter cartridge 7; the filter bin 2 and the negative pressure bin 3 are close together, for convenience of illustration in fig. 1, the filter bin 2 and the negative pressure bin 3 are shown as open structures, and actually, the filter bin 2 and the negative pressure bin 3 should be closed structures; the filter bin 2 is provided with a cover body, and the cover body is provided with a sewage inlet for introducing sewage to be treated; the top of the negative pressure bin 3 is provided with a negative pressure connector 8 for connecting a negative pressure generating device to vacuumize the negative pressure bin 3 to generate negative pressure.
The solid scraper blade 21 is arranged in the filtering bin 2, the filter cartridge 7 is positioned in the filtering bin 2, the front side of the filter cartridge 7 is matched with the solid scraper blade 21, the cover body of the filtering bin 2 keeps the filtering bin 2 fully closed during working, and after a certain amount of solid scraper blade 21 is accumulated, the equipment is suspended, the cover body is opened, and the scraped solid garbage can be discharged.
Of course, the filtering bin 2 may be an open structure as shown in the figure, and only the water inflow of the sewage needs to be controlled, the height of the sewage in the filtering bin 2 is kept lower than the top of the solid scraper 21, and a material receiving device or a conveying mechanism may be arranged outside the solid scraper 21.
The main shaft assembly comprises a main rotating shaft 5 and a negative pressure shaft 6, the main rotating shaft 5 is matched with a rotating shaft driving device 4, and the rotating shaft driving device 4 is a speed reducing motor and is matched with the main rotating shaft 5 through chain transmission; the negative pressure shaft 6 is a hollow shaft, one end of the negative pressure shaft 6 is positioned in the negative pressure bin 3, the other end of the negative pressure shaft penetrates through the bin wall of the filter bin 2 to enter the filter cartridge 7 and is connected with the main rotating shaft 5, and a water inlet hole 10 is formed in the part, entering the filter cartridge 7, of the negative pressure shaft 6, so that sewage in the filter cartridge 7 can flow into the negative pressure bin 3 from the end part of the negative pressure shaft 6 through the water inlet hole 10 and the hollow structure of the negative pressure shaft 6 under the action of negative pressure.
A bracket is arranged on the outer side of the filter bin 2, and a fixed bearing 9 matched with the main rotating shaft 5 is arranged on the bracket; the negative pressure bin 3 is also provided with a bracket, and the bracket is provided with a fixed bearing 9 matched with the negative pressure shaft 6, so that two ends of the main shaft assembly are effectively supported; the main rotating shaft 5 and the joint of the negative pressure shaft 6 and the filter bin 2 are provided with sealing bearings, so that the rotating shaft joint of the filter bin 2 is not leaked.
The filter cartridge 7 comprises an end cover 11, a connecting ring 12, a support rod 13 and a plurality of filter rings 14, wherein the plurality of filter rings 14 are closely arranged along the axial direction of the filter cartridge 7, and a water passing gap is reserved between the adjacent filter rings 14; the support rods 13 are multiple, the support rods 13 support and fix the filter rings 14 from the inner ring, end covers 11 and connecting rings 12 are arranged at two ends of the support rods 13, the end portions of the support rods 13 are fixedly connected with the end covers 11 or the connecting rings 12, the end covers 11 are located on the outer sides of the connecting rings 12, the end cover 11 on one side is matched with the main rotating shaft 5, and the end cover 11 on the other side is matched with the negative pressure shaft 6, so that the rotating shaft driving device 4 can drive the main rotating shaft 5, the negative pressure shaft 6 and the filter cartridges 7 to synchronously rotate.
The cross section of the filter ring 14 is of an inverted trapezoidal structure with a wide upper part and a narrow lower part, so that the filter cartridge 7 can be effectively prevented from being blocked, and the frequency of manual unpicking and washing is greatly reduced.
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.
Claims (5)
1. The utility model provides a solid-liquid separation negative pressure treatment facility which characterized in that: comprises a frame (1), a filter bin (2), a negative pressure bin (3), a rotating shaft driving device (4), a main shaft component and a filter cylinder (7); a sewage inlet and a solid scraper (21) are arranged on the filtering bin (2), the filter cartridge (7) is positioned in the filtering bin (2), and one side of the filter cartridge (7) is matched with the solid scraper (21); the filter cartridge (7) is matched with the spindle assembly, and the spindle assembly and the filter cartridge (7) are driven to rotate by the spindle driving device (4); the main shaft assembly comprises a main rotating shaft (5) and a negative pressure shaft (6), the main rotating shaft (5) is matched with a rotating shaft driving device (4), the negative pressure shaft (6) is a hollow shaft, one end of the negative pressure shaft (6) is located in a negative pressure bin (3), the other end penetrates into a filter cartridge (7) and is connected with the main rotating shaft (5), a negative pressure connecting port (8) is arranged on the negative pressure bin (3), and a water inlet hole (10) is formed in the position where the negative pressure shaft (6) enters the filter cartridge (7).
2. The negative pressure solid-liquid separation treatment apparatus according to claim 1, characterized in that: the filter cartridge (7) comprises end covers (11), connecting rings (12), supporting rods (13) and a plurality of filter rings (14), the filter rings (14) are closely arranged along the axial direction of the filter cartridge (7), and water passing gaps are reserved between the adjacent filter rings (14); the supporting rods (13) are multiple, the filtering rings (14) are supported by the supporting rods (13) from the inner ring, end covers (11) and connecting rings (12) are arranged at two ends of the supporting rods (13), the end portions of the supporting rods (13) are fixedly connected with the end covers (11) or the connecting rings (12), the end covers (11) are located on the outer sides of the connecting rings (12), and the end covers (11) are matched with the spindle assembly.
3. The negative pressure solid-liquid separation treatment apparatus according to claim 2, characterized in that: the cross section of the filtering ring (14) is in an inverted trapezoidal structure with a wide upper part and a narrow lower part.
4. The negative pressure solid-liquid separation treatment apparatus according to claim 1, characterized in that: the outer side of the filter bin (2) is provided with a support, and the support is provided with a fixed bearing (9) matched with the main rotating shaft (5).
5. The negative pressure solid-liquid separation treatment apparatus according to claim 1, characterized in that: the negative pressure bin (3) is internally provided with a support, and the support is provided with a fixed bearing (9) matched with the negative pressure shaft (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011292818.7A CN112237781A (en) | 2020-11-18 | 2020-11-18 | Solid-liquid separation negative pressure treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011292818.7A CN112237781A (en) | 2020-11-18 | 2020-11-18 | Solid-liquid separation negative pressure treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112237781A true CN112237781A (en) | 2021-01-19 |
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ID=74166866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011292818.7A Pending CN112237781A (en) | 2020-11-18 | 2020-11-18 | Solid-liquid separation negative pressure treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112237781A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499626A (en) * | 2021-08-03 | 2021-10-15 | 罗宇 | Sewage filter box |
| CN115518448A (en) * | 2022-10-19 | 2022-12-27 | 扬州星瑞生物科技有限公司 | A solid-liquid separation equipment for production of heparin sodium |
-
2020
- 2020-11-18 CN CN202011292818.7A patent/CN112237781A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499626A (en) * | 2021-08-03 | 2021-10-15 | 罗宇 | Sewage filter box |
| CN115518448A (en) * | 2022-10-19 | 2022-12-27 | 扬州星瑞生物科技有限公司 | A solid-liquid separation equipment for production of heparin sodium |
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