CN220989967U - Disc filter for producing polyaluminium chloride - Google Patents
Disc filter for producing polyaluminium chloride Download PDFInfo
- Publication number
- CN220989967U CN220989967U CN202322790446.6U CN202322790446U CN220989967U CN 220989967 U CN220989967 U CN 220989967U CN 202322790446 U CN202322790446 U CN 202322790446U CN 220989967 U CN220989967 U CN 220989967U
- Authority
- CN
- China
- Prior art keywords
- filter
- main shaft
- disc
- polyaluminium chloride
- spiral
- 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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- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000000706 filtrate Substances 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 description 16
- 239000002245 particle Substances 0.000 description 14
- 239000012535 impurity Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- 238000012216 screening Methods 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- 239000000126 substance Substances 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a disc filter for producing polyaluminium chloride, which comprises a cylindrical tank body for accommodating filtered liquid, wherein a liquid outlet channel capable of discharging the filtered liquid is arranged at the lower part of the tank body; the main shaft is of a hollow cylindrical structure, a spiral filter disc is arranged on the main shaft, and the main shaft is connected with a motor transmission device to drive the filter disc to rotate; each spiral period of the filter disc on the main shaft forms a filter plate, a plurality of filtrate holes are formed in each filter plate, and each filtrate hole is communicated with a through hole on the main shaft through a cavity of the filter plate; the outer edge of the filter disc forms a spiral blade surface with a shredding function. The utility model has better filtering and removing effects, can improve the filtering efficiency and the purity of the filtrate, and reduces the cleaning and replacing frequency.
Description
Technical Field
The utility model relates to a disc filter, in particular to a disc filter for producing polyaluminium chloride.
Background
The main function of the disc filter for producing polyaluminium chloride (PAC) is to separate and remove solid impurities in the PAC solution in a filtering mode, so that the PAC solution is purer in quality. The polyaluminum chloride solution contains gel substances such as suspended solid particles and large particles, and the like, and the solid particles are effectively separated out by filtering through a disc filter, so that the content of solid impurities in the PAC solution is greatly reduced. Therefore, the quality and purity of PAC solution are improved, and the produced PAC product meets the quality requirement.
The application number 201720759902.2 discloses a polyaluminium chloride preparation filter, a feed hopper is connected to a feed inlet of a feed box, materials are fed into the feed box from the feed hopper, a discharge outlet of the feed box is communicated with a feed inlet of a screening box, a feed shaft is rotationally connected to the feed box, an upper motor is connected to the feed shaft in a driving manner, the feed shaft is driven to rotate by the upper motor, and spiral guide blades are sleeved on the periphery of the feed shaft; the upper motor drives the feeding shaft to rotate the material guiding blade to rotate, and the material moves along the material guiding blade and enters the screening box through the discharge hole of the material feeding box. The screening box is rotationally connected with a stirring shaft, the periphery of the stirring shaft is sleeved with stirring blades, and the stirring shaft is in driving connection with a lower motor; the screening box is also internally connected with a baffle plate, the baffle plate is sleeved on the periphery of the stirring shaft, a filter screen is clamped in the middle of the baffle plate, one side of the baffle plate is provided with a discharge hole, a control valve is arranged in the discharge hole, and a material guide pipe is connected to the control valve; the baffle is also connected with a pushing plate which is in driving connection with the hydraulic cylinder; the discharge gate of screening case is located the filter screen below, and its one side is connected with deironing mechanism. The lower motor drives the stirring shaft to drive the stirring rod to rotate, the stirring rod rotates to stir materials, large-particle impurities doped in the materials are isolated outside the filter screen, and the materials move to the bottom of the screening box through the filter screen and enter the iron removing mechanism through a discharge hole of the screening box. The large-particle impurities are isolated on the filter screen, in order to take out the large-particle impurities from the screening box, the hydraulic cylinder can be started, the control valve is opened, the hydraulic cylinder drives the pushing plate to push the large-particle impurities, and the large-particle impurities move along with the pushing plate and move out from the screening box through the discharging hole and the material guide pipe.
The filtering precision of the mode is limited by the performances of a filtering medium and a filtering net, so that tiny particles and dissolved organic matters cannot be completely removed, and the removing effect on some tiny impurities is limited. Impurities can also accumulate on the filter media and filter screen, which can lead to clogging and affect the filtering effect as the service time increases, requiring regular cleaning and replacement.
Disclosure of utility model
In order to solve the defects of the technology, the utility model provides a disc filter for producing polyaluminium chloride.
In order to solve the technical problems, the technical scheme adopted by the utility model is that the disc filter for producing the polyaluminium chloride comprises a cylindrical groove body for accommodating filtered liquid, wherein a liquid outlet channel capable of discharging the filtered liquid is arranged at the lower part of the groove body;
The main shaft is of a hollow cylindrical structure, a spiral filter disc is arranged on the main shaft, and the main shaft is connected with a motor transmission device to drive the filter disc to rotate;
Each spiral period of the filter disc on the main shaft forms a filter plate, a plurality of filtrate holes are formed in each filter plate, and each filtrate hole is communicated with a through hole on the main shaft through a cavity of the filter plate;
The outer edge of the filter disc forms a spiral blade surface with a shredding function.
Further, the filter discs on the main shaft are provided with two groups, and the filter plates of the two groups of filter discs are arranged in a crossing way.
Further, the end of the main shaft is provided with an exit pipeline, and an outlet of the exit pipeline is positioned above the effusion cylinder.
Further, the motor transmission device comprises a motor, a coupler connected to an output shaft of the motor, and sealing bearings used for supporting a main shaft connected with the coupler to rotate on two sides.
Further, the bottom of the groove body forms a funnel-shaped plate body, and the liquid outlet channel is connected to the center of the plate body.
Further, the top of the tank body is provided with an openable sealing cover.
Further, the end part of the exit pipeline is spirally provided with a cover body, and the cover body is provided with a filter screen.
Compared with a mode of adopting a filter screen in a large area, the filter has the following advantages of removing fine impurities:
the filter can separate and remove fine impurities more effectively through the arrangement of the filtrate holes and the action of the spiral blade surface. The filter cake is formed by physically pressing solid particles, which are relatively large, and may not be completely separated from fine impurities. The filter can effectively reduce the accumulation and aggregation of solid particles through the cutting and impacting actions of the spiral blade surface, and prevent the filter cake from being resuspended, thereby improving the filtering effect. The filter area is increased, and solid particles are cut and impacted simultaneously, so that the possibility of blocking a filtrate hole can be reduced, the filter efficiency is improved, and the frequency of cleaning and replacement can be reduced.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic cross-sectional view of a filter disc.
In the figure: 1. a tank body; 2. a liquid outlet channel; 3. a main shaft; 4. a filter disc; 5. a filtrate hole; 6. a filter plate; 7. a through hole; 8. exiting the pipeline; 9. a dropsy cylinder; 10. a motor; 11. a coupling; 12. sealing the bearing; 13. a plate body; 14. sealing cover; 15. a cover body; 16. and (3) a filter screen.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
The disc filter for producing polyaluminium chloride as shown in fig. 1 and 2 comprises a cylindrical tank body 1 for containing filtered liquid, wherein the tank body 1 is in a horizontal installation mode, solid insoluble substances for producing polyaluminium chloride are filtered in the tank body 1, the filtered liquid is positioned at the middle lower part of the tank body 1 during filtration, and a liquid outlet channel 2 capable of discharging the filtered liquid is arranged at the lower part of the tank body 1; the bottom of the groove body 1 forms a funnel-shaped plate body 13, which plays a good role in diversion, and the liquid outlet channel 2 is connected to the center of the plate body 13.
The filter also comprises a main shaft 3, the main shaft 3 is of a hollow cylindrical structure, a spiral filter disc 4 is arranged on the main shaft 3, and the main shaft 3 is connected with a motor transmission device to drive the filter disc 4 to rotate; the motor transmission device comprises a motor 10, a coupler 11 connected to an output shaft of the motor 10, and a seal bearing 12 for supporting the spindle 3 connected to the coupler 11 to rotate on both sides.
Each spiral period of the filter disc 4 on the main shaft 3 forms a filter plate, a plurality of filtrate holes 5 are formed in each filter plate, the filtrate holes 5 are formed according to the size of the solid insoluble substances, the requirement is smaller than the maximum diameter of the solid insoluble substances, and each filtrate hole 5 is communicated with a through hole 7 on the main shaft 3 through a cavity of the filter plate 6;
The outer edge of the filter disc 4 forms a spiral blade surface with a shredding function, the filter disc 4 increases the filtering area due to the spiral shape, the spiral blade surface cuts solid insoluble substances while the filter disc 4 filters and impacts on the surface of the filter disc 4, and the accumulation of solid particles as less as possible can help the liquid with the filter be uniformly distributed on the filter plate, and of course, the impact or cutting action does not reduce the volume of the solid insoluble substances below the aperture of the filtrate holes 5.
In this embodiment, in order to improve the filtering efficiency, two groups of filtering discs 4 are arranged on the main shaft 3, and the filtering plates of the two groups of filtering discs 4 are arranged in a crossed manner, so that the space utilization rate is improved.
The end of the main shaft 3 is provided with an exit pipeline 8, the outlet of the exit pipeline 8 is positioned above the effusion tube 9, the effusion tube 9 is responsible for collecting filtered liquid, the top of the tank body 1 is provided with an openable sealing cover 14, the sealing cover 14 is hinged with one side of the tank body 1, and the other side of the sealing cover 14 is provided with a buckle for clamping, but the method is not limited to the method, and the sealing mode of the main shaft and the tank body can be realized theoretically, such as high-pressure sealing.
The end of the exit pipeline 8 is spirally provided with a cover body 15, and the cover body 15 is provided with a filter screen 16. In this embodiment, the cover 15 has an external thread and the internal thread exits the pipeline 8 to form a threaded connection, so as to realize detachable connection, which is not limited to the above connection, but can also adopt a flange connection and other detachable connection modes, the filter screen 16 arranged on the cover 15 plays a role in further filtering filtrate, and meanwhile, the cover 15 can be detached to facilitate cleaning and maintenance, it should be understood that the cover 15 is arranged at the end cover position in this embodiment to only cooperate with the filtrate hole 5 for filtering, if the filtering effect is required to be further improved, the filter element can be arranged in the hollow cylindrical structure of the main shaft 3, and the filter element can be replaced by opening the cover 15.
The working principle of the production polyaluminium chloride disc filter is as follows: the method is characterized in that polyaluminium chloride (containing solid insoluble substances) to be filtered is added into a tank body 1, filtered liquid is located at the middle lower part of the tank body 1, a motor 10 drives a main shaft 3 and a filter disc 4 to rotate through a motor transmission device, the pressure under the liquid level of the filtered liquid enables the filtered liquid to enter a cavity of a filter plate 6 through a filter liquid hole 5, and then the filtered liquid is communicated with a through hole 7 on the main shaft 3, so that the filter plate of the filter disc 4 is used for filtering, during the filtering, a spiral blade surface helps to cut and impact the solid insoluble substances, solid particles are reduced, the filtering efficiency is improved, the spiral impact force also prevents the filter liquid hole 5 from being blocked, the filtered liquid enters a hollow cylinder of the main shaft 3 through the filter liquid hole 5, then is led out through an exit pipeline 8, the effect of further filtering liquid is achieved by using a filter screen 16 on a cover body 15 of the exit pipeline 8, the filtered liquid enters a liquid accumulating cylinder 9 through the exit pipeline 8, the liquid accumulating cylinder 9 is responsible for collecting the filtered liquid, and according to requirements, a sealing cover 14, a cover 15 and other parts requiring cleaning and maintenance can be opened, filter elements are cleaned, filter elements are replaced, and the like are operated.
The above is the working principle of the disc filter for producing polyaluminium chloride in the embodiment. Through the two groups of filter discs 4 and spiral cutting surfaces which are arranged on the main shaft 3 in a crossing way, the efficient filtration, anti-blocking and improved filtration effect can be realized by matching with the design of the filtrate holes 5 and the filter screen 16. Meanwhile, the groove body 1, the sealing cover 14 and the like are designed to facilitate operation and maintenance. Note that the specific working principle also needs to be designed and operated in detail according to the actual situation.
The above embodiments are not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be limited to the following claims.
Claims (7)
1. A production polyaluminium chloride disc filter which is characterized in that:
comprises a cylindrical tank body (1) for containing filtered liquid, wherein a liquid outlet channel (2) capable of discharging the filtered liquid is arranged at the lower part of the tank body (1);
The filter device also comprises a main shaft (3), wherein the main shaft (3) is of a hollow cylindrical structure, a spiral filter disc (4) is arranged on the main shaft (3), and the main shaft (3) is connected with a motor transmission device to drive the filter disc (4) to rotate;
Each spiral period of the filter disc (4) on the main shaft (3) forms a filter plate, a plurality of filtrate holes (5) are formed in each filter plate, and each filtrate hole (5) is communicated with a through hole (7) on the main shaft (3) through a cavity of the filter plate (6);
The outer edge of the filter disc (4) forms a spiral cutting edge surface with a shredding function.
2. The disc filter for producing polyaluminium chloride according to claim 1, wherein: the filter discs (4) on the main shaft (3) are provided with two groups, and the filter plates of the two groups of filter discs (4) are arranged in a crossing way.
3. The disc filter for producing polyaluminium chloride according to claim 1, wherein: the end part of the main shaft (3) is provided with an exit pipeline (8), and an outlet of the exit pipeline (8) is positioned above the effusion cylinder (9).
4. A rotary filter for producing polyaluminium chloride according to claim 3 wherein: the motor transmission device comprises a motor (10), a coupler (11) connected to an output shaft of the motor (10), and sealing bearings (12) used for supporting a main shaft (3) connected with the coupler (11) to rotate on two sides.
5. The disc filter for producing polyaluminium chloride according to any one of claims 1 to 4, wherein: the bottom of the groove body (1) forms a funnel-shaped plate body (13), and the liquid outlet channel (2) is connected to the center of the plate body (13).
6. The disc filter for producing polyaluminium chloride according to any one of claims 1 to 4, wherein: the top of the tank body (1) is provided with an openable sealing cover (14).
7. The disc filter for producing polyaluminium chloride according to claim 4, wherein: the end part of the exit pipeline (8) is spirally provided with a cover body (15), and the cover body (15) is provided with a filter screen (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322790446.6U CN220989967U (en) | 2023-10-18 | 2023-10-18 | Disc filter for producing polyaluminium chloride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322790446.6U CN220989967U (en) | 2023-10-18 | 2023-10-18 | Disc filter for producing polyaluminium chloride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220989967U true CN220989967U (en) | 2024-05-24 |
Family
ID=91090466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322790446.6U Active CN220989967U (en) | 2023-10-18 | 2023-10-18 | Disc filter for producing polyaluminium chloride |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220989967U (en) |
-
2023
- 2023-10-18 CN CN202322790446.6U patent/CN220989967U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |