CN208511994U - A kind of squash type precise filtering device - Google Patents
A kind of squash type precise filtering device Download PDFInfo
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- CN208511994U CN208511994U CN201820818939.2U CN201820818939U CN208511994U CN 208511994 U CN208511994 U CN 208511994U CN 201820818939 U CN201820818939 U CN 201820818939U CN 208511994 U CN208511994 U CN 208511994U
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- control valve
- valve
- liquor outlet
- taphole
- purified liquor
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Abstract
The utility model discloses a kind of squash type precise filtering devices, upper compartment is equipped with taphole and pneumostome, intermediate compartment upper and lower ends are respectively equipped with up-hole plate and orifice plate, several flexible exoskeletal filter bags are equipped between up-hole plate and orifice plate, intermediate compartment side is equipped with purified liquor outlet, lower compartment side is equipped with solution inlet port, lower slag bucket is equipped with slag-drip opening and refluxing opening, taphole, pneumostome, purified liquor outlet, solution inlet port, slag-drip opening, taphole control valve is separately installed on refluxing opening, control of breathing valve, purified liquor outlet control valve, solution inlet port control valve, slagging coutrol valve and recycle control valve, taphole control valve, control of breathing valve, purified liquor outlet control valve, solution inlet port control valve, slagging coutrol valve and recycle control valve are connected with PLC controller respectively.The utility model effectively prevent filter residue to block filter bag the utility model has the advantages that can be improved filter efficiency, to improve the service life of exoskeletal filter bag and extend the service life of product.
Description
Technical field
The utility model relates to filtration arts, it particularly relates to a kind of squash type precise filtering device.
Background technique
Currently, sock filtration technology is all to have skeleton as support, and perhaps inside filter bag or outside filter bag, filter
Bag is combined with skeleton, and filter bag does not have elasticity or compressibility.After filter residue fouling or crystallization, filter bag table can be attached to
Face reaches certain thickness, and adhesive strength is very big.General bag filter is cleaned using cross-flow, ready to use solution or clear
Liquid is cleaned along filter bag surface, and this cleaning way, which is difficult for the filter residue of fouling or crystallization to be detached from from filter bag surface, to be separated,
Therefore serious using after very short time, just will appear filter bag blocking, filter pressure increase can not filter again, can only more renew
Filter bag, not only reduce filter efficiency, and increase worker labor intensity, increase production cost.
Existing accurate filter is discharged after there is lower slag bucket in bottom, is collected to filter residue, but when actual production, warp
Often can be because of the rapid flow of top solution, the secondary agitation of filter residue that will have been deposited on lower slag bucket, then these filter residues can be again
Secondary return stoste slot after being mixed into solution, the underflow density of lower slag bucket reduce, the integral filter effect decline of filter.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Utility model content
For above-mentioned technical problem in the related technology, the utility model proposes a kind of squash type precise filtering devices, no
Only can be improved filter efficiency, and effectively prevent filter residue block filter bag, thus improve exoskeletal filter bag service life and
Extend the service life of product.
To realize the above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of squash type precise filtering device, including filter body, the filter body are successively laid from top to bottom
There are upper compartment, intermediate compartment, lower compartment and lower slag bucket, the upper compartment is equipped with taphole and pneumostome, the middle interval
Room upper and lower ends are respectively equipped with up-hole plate and orifice plate, are equipped between the up-hole plate and orifice plate several flexible bone-free
Frame filter bag, the intermediate compartment side are equipped with purified liquor outlet, and the lower compartment side is equipped with solution inlet port, sets on the lower slag bucket
There are a slag-drip opening and refluxing opening, the taphole, purified liquor outlet, solution inlet port, slag-drip opening, is pacified on refluxing opening at pneumostome respectively
Equipped with taphole control valve, control of breathing valve, purified liquor outlet control valve, solution inlet port control valve, slagging coutrol valve and reflux
Control valve, the taphole control valve, control of breathing valve, purified liquor outlet control valve, solution inlet port control valve, slagging coutrol valve
It is connected respectively with PLC controller with recycle control valve.
Further, several reverse stopping plates are equipped with inside the lower slag bucket.
Further, interlaced arrangement between the adjacent reverse stopping plate.
Further, the taphole is equipped with solution pressure table, and the purified liquor outlet is equipped with clear liquid pressure gauge.
Further, the purified liquor outlet is equipped with clear liquid densimeter, and the clear liquid densimeter is close to clear liquid pressure gauge.
The utility model has the beneficial effects that filter efficiency can not only be improved by exoskeletal filter bag, and it effectively prevent
Filter residue blocks filter bag, to improve the service life of exoskeletal filter bag and extend the service life of product.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the squash type precise filtering device according to the utility model embodiment.
In figure: 1, upper compartment；2, intermediate compartment；3, lower compartment；4, lower slag bucket；5, taphole；6, taphole controls
Valve；7, pneumostome；8, control of breathing valve；9, up-hole plate；10, orifice plate；11, exoskeletal filter bag；12, purified liquor outlet；13, clear liquid
Discharge control valve；14, solution inlet port；15, solution inlet port control valve；16, slag-drip opening；17, slagging coutrol valve；18, refluxing opening；
19, recycle control valve；20, reverse stopping plate；21, solution pressure table；22, clear liquid pressure gauge；23, clear liquid densimeter.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to
In the range of the utility model protection.
As shown in Figure 1, a kind of squash type precise filtering device according to the utility model embodiment, including filter
Main body, the filter body is successively laid with compartment 1, intermediate compartment 2, lower compartment 3 and lower slag bucket 4 from top to bottom, described
Upper compartment 1 is equipped with taphole 5 and pneumostome 7, and 2 upper and lower ends of intermediate compartment are respectively equipped with up-hole plate 9 and orifice plate
10, several flexible exoskeletal filter bags 11,2 side of intermediate compartment are equipped between the up-hole plate 9 and orifice plate 10
Equipped with purified liquor outlet 12, lower 3 side of compartment is equipped with solution inlet port 14, and the lower slag bucket 4 is equipped with slag-drip opening 16 and reflux
Mouthfuls 18, the taphole 5, purified liquor outlet 12, solution inlet port 14, slag-drip opening 16, is installed on refluxing opening 18 pneumostome 7 respectively
There are taphole control valve 6, control of breathing valve 8, purified liquor outlet control valve 13, solution inlet port control valve 15, slagging coutrol valve 17
With recycle control valve 19, the taphole control valve 6, control of breathing valve 8, purified liquor outlet control valve 13, solution inlet port control
Valve 15, slagging coutrol valve 17 and recycle control valve 19 are connected with PLC controller respectively.
In a specific embodiment of the utility model, several reverse stopping plates 20 are equipped with inside the lower slag bucket 4, by inverse
Only plate 20 can not only slow down the downward impact of solution, and the filter residue for preventing lower part from depositing is stirred, and effectively filter residue be prevented to return
It returns in stoste and is pulled away, while significantly increasing underflow slag concentration, effectively increase filter efficiency.
In a specific embodiment of the utility model, interlaced arrangement between the adjacent reverse stopping plate 20.
In a specific embodiment of the utility model, the taphole 5 is equipped with solution pressure table 21, described clear
Liquid outlet 12 is equipped with clear liquid pressure gauge 22, can measure taphole side pressure by solution pressure table 21 and clear liquid pressure gauge 22
Power and purified liquor outlet lateral pressure obtain the pressure difference of filtering front and back, by pressure difference, judgement nothing that can be visual and clear after calculating
The filter capacity of skeleton filter bag 11 can carry out the nothing cleared up or more renewed to filter bag automatically after pressure difference is greater than the set value
Skeleton filter bag 11.
In a specific embodiment of the utility model, the purified liquor outlet 12 is equipped with clear liquid densimeter 23, described
Clear liquid densimeter 23 measures solid granularity in clear liquid by clear liquid densimeter 23 and (is not filtered down close to clear liquid pressure gauge 22
The filter residue come), by clear liquid densimeter 23, the solid content of real time on-line monitoring clear liquid meets technique to adjust operating procedure
It is required that；Measurement obtains filter performance parameters in time, and whether intuitive judgment meets technique requirement, then according to process requirement, in time
Replace filter bag or adjustment processing capacity.
In order to facilitate the above-mentioned technical proposal for understanding the utility model, below by way of practical new to this in specifically used mode
The above-mentioned technical proposal of type is described in detail.
When specifically used, according to squash type precise filtering device described in the utility model, pass through filtering-cleaning-row
Slag, operation is repeated in circulation, specific as follows:
Filtering closes slag-drip opening 16 before starting filtering, by slagging coutrol valve 17, with 19 closing volume of recycle control valve
Mouthfuls 18, open solution inlet port control valve 15 and taphole control valve 6, solution enters lower compartment 3, subsequent exoskeletal filter bag 11 into
Row filtering, clear liquid penetrate exoskeletal filter bag 11, and filter residue is trapped in exoskeletal 11 inner surface of filter bag；Then purified liquor outlet control is opened
Valve 13, clear liquid is from 12 row of purified liquor outlet to liquid tank, hence into junior's process, after a period of use, exoskeletal filter bag 11
Surface forms the filter cake of thickness, and exoskeletal filter bag 11 is cleaned in preparation；
Cleaning closes solution inlet port control valve 15, taphole control valve 6, purified liquor outlet control valve 13 before cleaning
With control of breathing valve 8, refluxing opening 18 is opened at this time, solution can be quickly from the top-down outflow of refluxing opening 8, at this time in upper compartment
1 will form vacuum state, and exoskeletal filter bag 11 can be crushed under vacuum, by squeezing exoskeletal filter bag 11, can incite somebody to action
The thicker crystallization of exoskeletal 11 surface of filter bag attachment and fouling filter cake are squeezed, and separate filter cake with exoskeletal filter bag 11,
Then after opening control of breathing valve 8, exoskeletal filter bag 11 springs back and generates violent shake, and filter cake and exoskeletal filter bag 11 is thorough
It is detached from, recycles solution to be cleaned, can easily clean up filter residue, the filter residue after cleaning can be discharged into lower slag bucket
In 4；
Deslagging thoroughly cleans up the filter residue retained on exoskeletal filter bag 11, filter residue is fallen to down after over cleaning
In slag bucket 4, after underflow density reaches a certain concentration, slagging coutrol valve 17 is opened, filter residue is all discharged into junior's process,
One cycle is completed in entire filtering at this time, can be filtered again, and entire filter process is controlled by PLC controller.
In conclusion can not only be improved by means of the above-mentioned technical proposal of the utility model by exoskeletal filter bag
Efficiency is filtered, and filter residue is effectively prevent to block filter bag, to improve the service life of exoskeletal filter bag and extend making for product
Use the period.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of squash type precise filtering device, including filter body, which is characterized in that the filter body is from top to bottom
It is successively laid with compartment (1), intermediate compartment (2), lower compartment (3) and lower slag bucket (4), the upper compartment (1) is equipped with solution
(5) and pneumostome (7) are exported, intermediate compartment (2) upper and lower ends are respectively equipped with up-hole plate (9) and orifice plate (10), described
Several flexible exoskeletal filter bags (11), intermediate compartment (2) side are equipped between up-hole plate (9) and orifice plate (10)
Equipped with purified liquor outlet (12), lower compartment (3) side is equipped with solution inlet port (14), and the lower slag bucket (4) is equipped with slag-drip opening
(16) and refluxing opening (18), the taphole (5), pneumostome (7), purified liquor outlet (12), solution inlet port (14), slag-drip opening
(16), taphole control valve (6), control of breathing valve (8), purified liquor outlet control valve are separately installed on refluxing opening (18)
(13), solution inlet port control valve (15), slagging coutrol valve (17) and recycle control valve (19), the taphole control valve (6),
Control of breathing valve (8), purified liquor outlet control valve (13), solution inlet port control valve (15), slagging coutrol valve (17) and reflux control
Valve (19) is connected with PLC controller respectively.
2. squash type precise filtering device according to claim 1, which is characterized in that be equipped with inside the lower slag bucket (4)
Several reverse stopping plates (20).
3. squash type precise filtering device according to claim 2, which is characterized in that between the adjacent reverse stopping plate (20)
Interlaced arrangement.
4. squash type precise filtering device according to claim 1, which is characterized in that the taphole (5) is equipped with
Solution pressure table (21), the purified liquor outlet (12) are equipped with clear liquid pressure gauge (22).
5. squash type precise filtering device according to claim 4, which is characterized in that the purified liquor outlet (12) is equipped with
Clear liquid densimeter (23), the clear liquid densimeter (23) is close to clear liquid pressure gauge (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820818939.2U CN208511994U (en) | 2018-05-30 | 2018-05-30 | A kind of squash type precise filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820818939.2U CN208511994U (en) | 2018-05-30 | 2018-05-30 | A kind of squash type precise filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208511994U true CN208511994U (en) | 2019-02-19 |
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ID=65340090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820818939.2U Active CN208511994U (en) | 2018-05-30 | 2018-05-30 | A kind of squash type precise filtering device |
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| CN (1) | CN208511994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115317980A (en) * | 2022-08-18 | 2022-11-11 | 宁波弗镁瑞环保科技有限公司 | Bag-type bionic filtering thickening device and method thereof |
-
2018
- 2018-05-30 CN CN201820818939.2U patent/CN208511994U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115317980A (en) * | 2022-08-18 | 2022-11-11 | 宁波弗镁瑞环保科技有限公司 | Bag-type bionic filtering thickening device and method thereof |
| CN115317980B (en) * | 2022-08-18 | 2023-10-27 | 宁波弗镁瑞环保科技有限公司 | Bag-type bionic filtering and thickening device and method thereof |
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