CN108379905A - Filter device - Google Patents
Filter device Download PDFInfo
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- CN108379905A CN108379905A CN201810203937.7A CN201810203937A CN108379905A CN 108379905 A CN108379905 A CN 108379905A CN 201810203937 A CN201810203937 A CN 201810203937A CN 108379905 A CN108379905 A CN 108379905A
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- Prior art keywords
- filter
- control
- gas
- feed liquid
- shaft
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- 238000001914 filtration Methods 0.000 claims abstract description 67
- 239000007788 liquid Substances 0.000 claims abstract description 61
- 238000004140 cleaning Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 239000002893 slag Substances 0.000 claims description 62
- 238000000926 separation method Methods 0.000 claims description 44
- 239000012535 impurity Substances 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims 1
- 238000010924 continuous production Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000007790 scraping Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000007790 solid phase Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 239000002360 explosive Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- WTGQALLALWYDJH-WYHSTMEOSA-N scopolamine hydrobromide Chemical compound Br.C1([C@@H](CO)C(=O)OC2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 WTGQALLALWYDJH-WYHSTMEOSA-N 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of filter devices, including：At least two filters；Feed liquid feeding mechanism, it is equipped with the pressure sensor device of the input port pressure for detecting the filter in on-line filtration state between filter, filter in on-line filtration state is connected with feed liquid feeding mechanism, and the filter in online clean conditions is mutually disconnected with feed liquid feeding mechanism；Cleaning device, the filter in online clean conditions are connected with cleaning device, and the filter in on-line filtration state is mutually disconnected with cleaning device；Control device, when being equal to default switching pressure value for the detected value in pressure sensor device, filter of the control in on-line filtration state disconnects with feed liquid feeding mechanism and is switched to after being spaced preset duration online clean conditions, and controls next filter according to preset order and enter on-line filtration state.The filter device can avoid the case where continuous production not occurring caused by due to cleaning filter.
Description
Technical field
The present invention relates to filtration art, more particularly to a kind of filter device.
Background technology
It is much related in the commercial plant of multiple technical fields such as food, pharmacy, chemical industry, oil, fiber, dyeing, sewage
And arrive product filtering, especially pharmaceutical device.
Currently, by taking pharmaceutical manufacturing process as an example, in filter progress, needs shut-down cleaning is mostly used during pharmaceutical manufacturing
Or plugged sereen is replaced, thus cannot achieve the continuous production of production.
Therefore, how to avoid caused by due to cleaning filter can not continuous production, be that those skilled in the art are current
The technical issues that need to address.
Invention content
In view of this, the object of the present invention is to provide a kind of filter device, can avoid caused by due to cleaning filter
It can not occur the case where continuous production.
To achieve the above object, the present invention provides the following technical solutions：
A kind of filter device, including：
The state of at least two filters, the filter includes online filtration condition, online clean conditions；
Control is connected to the feed liquid feeding mechanism of control device, is equipped between the feed liquid feeding mechanism and the filter
Pressure sensor device for the input port pressure for detecting the filter for being in on-line filtration state, the pressure sensing dress
It sets control and is connected to the control device, the filter in on-line filtration state is connected with the feed liquid feeding mechanism
Logical, the filter in online clean conditions is mutually disconnected with the feed liquid feeding mechanism；
Control is connected to the cleaning device of the control device, the filter in online clean conditions with it is described clear
Clean device is connected, and the filter in on-line filtration state is mutually disconnected with the cleaning device；
The control device, for when the detected value of the pressure sensor device is equal to default switching pressure value, controlling
The filter in on-line filtration state is disconnected with the feed liquid feeding mechanism and is switched to after being spaced preset duration
Line clean conditions, and be equal to for the detected value in the pressure sensor device when presetting switching pressure value according to preset order
It controls next filter and enters on-line filtration state.
Preferably, the cleaning device includes：
The lower part of gas-slag separation device, the gas-slag separation device is equipped with slag-drip opening and top is equipped with exhaust outlet；
Vacuum for being drawn to the gas slag mixture in the filter using vacuum action in the gas-slag separation device
Pump, the vacuum pump is connected to the exhaust outlet of the gas-slag separation device, and vacuum pump control connects the control device；
The gas slag being connected between the input port of the gas-slag separation device and the delivery outlet of each filter mixes
Conveyance conduit is respectively equipped with discharge valve on each gas slag blending transportation pipeline, and each discharge valve, which controls, to be connected to
The control device, the filter be equipped with for opened under online clean conditions be connected to the filter interior with it is big
The air intake valve of gas, the control device control each filter and the gas by controlling the keying of each discharge valve
Break-make between pulp separator.
Preferably, the input port of the gas-slag separation device is tubulose import, and the shell of the gas-slag separation device includes cylinder
The input port of shape part, the gas-slag separation device is connected to the cylindrical portion along the tangential direction of the cylindrical portion.
Preferably, filter screen and shaft are equipped in each filter, the shaft connection is for driving the shaft to turn
Dynamic driving motor is fixedly connected with the wall device of scraping for being useful for clearing up the impurity on the filter screen, the drive in the shaft
Dynamic motor control is connected to the control device, and the control device can control the filtering under online clean conditions
The driving motor in device starts.
Preferably, the rotary shaft hollow setting, the gas slag blending transportation pipeline are communicated in inside the shaft, described turn
Axis includes main shaft and the branch pipe that is extended by main shaft, and the free end of each branch pipe, which is fixed with, described scrapes wall device, the branch
Pipe is equipped with for impurity to be sucked to the suction inlet inside the shaft.
Preferably, the filter screen includes set on the circular bottom screen of the filter bottom and set on the bottom
Circumference strainer on the edge of strainer, the bottom screen form cylindrical-shaped structure with the circumference strainer, and the shaft is set to
The central axis of the circumference strainer, the wall device of scraping includes scraping wall device and use for clearing up the circumference of the circumference strainer
Wall device is scraped in the bottom for clearing up the bottom screen.
Preferably, the branch pipe includes the first branch pipe, the second branch pipe and third branch pipe, and it includes edge that the circumference, which scrapes wall device,
The first scraper plate that the axial direction of the circumference strainer central shaft is set gradually, the second scraper plate, first scraper plate are connected to described
One branch pipe, second scraper plate are connected to second branch pipe, and first scraper plate is filtered with second scraper plate along the circumference
The axial overall length of net central shaft is not less than the axial length of the circumference strainer；The bottom scrape wall be set to be connected to it is described
The side of the third scraper plate of third branch pipe, the third scraper plate can contact the circumference strainer, and the third scraper plate is along institute
The radical length for stating circumference strainer central shaft is not less than the radius of the bottom screen.
Preferably, the input port of each filter is connected separately with feed liquid pipeline, is set respectively on each feed liquid pipeline
There is feed flow valve, the input port of each feed liquid pipeline is connected to the feed liquid feeding mechanism by main feed liquid pipeline, described
Main feed liquid pipeline is equipped with the pressure sensor device, and each feed flow valve controls the connection control device respectively, described
Control device controls leading between the filter and the feed liquid feeding mechanism by controlling the keying of each feed flow valve
Disconnected, the quantity that the filter of on-line filtration state is in synchronization is one.
Preferably, further include rear pump and the reception device for receiving each filtered discharge liquor of the filter, respectively
The leakage fluid dram of the filter is connected to the input port of the rear pump, the delivery outlet of the rear pump by Drainage pipe respectively
It is connected to the input port of the reception device, draining valve, each draining valve point are respectively equipped on each Drainage pipe
It Kong Zhi be connected to the control device, the control device controls the filter by controlling the keying of the draining valve
With the break-make between the reception device.
Preferably, the filter is two.
Filter device provided by the invention, including feed liquid feeding mechanism, cleaning device, control device and at least two filterings
Device.Feed liquid feeding mechanism, cleaning device control be connected to control device respectively.
Wherein, pressure sensor device can detect the input port pressure of the filter in on-line filtration state, locate
In the filter of on-line filtration state, with the passage of filtration time, solid phase impurity is more and more, and the effective area of filtering is not
It is disconnected to reduce, cause the input port pressure of filter constantly to increase, after when input port, pressure reaches default switching pressure value, control dress
It sets and the state of the filter is correspondingly switched, online clean conditions are converted to by on-line filtration state, pass through sanitizer cartridge
It sets and the filter is cleaned, meanwhile, next filter in control device control preset order enters on-line filtration shape
State.For each filter, filtration can be alternately with cleaning, it is ensured that the filtering of each filter is imitated
Fruit, and in the whole process, each filter alternately enters on-line filtration state, it is ensured that filtration is carried out continuously, energy
It is enough effectively to solve the problems, such as filter progress present in existing production process, it can be to avoid can not caused by due to cleaning filter
The case where continuous production, occurs.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the overall structure diagram of filter device provided by the present invention；
Fig. 2 is the front view of gas-slag separation device in filter device provided by the present invention；
Fig. 3 is the vertical view of gas-slag separation device in filter device provided by the present invention；
Fig. 4 is the front view of filter in filter device provided by the present invention；
Fig. 5 is shaft and the connection structure diagram for scraping wall device in filter device provided by the present invention.
In Fig. 1 to Fig. 5,1- filters, 101- filter screens, 102- shafts, the first branch pipes of 1021-, the second branch pipes of 1022-,
1023- third branch pipes, 103- driving motors, 104- scrape wall device, the first scraper plates of 1041-, the second scraper plates of 1042-, 1043- thirds
Scraper plate, 2- feed liquid feeding mechanisms, 3- cleaning devices, 301- gas-slag separation devices, 3011- tubulose imports, 302- vacuum pumps, 303- gas
Slag blending transportation pipeline, 304- discharge valves, 4- pressure sensor devices, 5- rear pumps, 6- reception devices, 7- Drainage pipes, 8-
Draining valve, 9- feed liquid pipelines, 10- air intake valves, the main feed liquid pipelines of 11-, 12- feed flow valves.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of filter device, and can avoid can not serialization caused by due to cleaning filter
The case where production, occurs.
Referring to FIG. 1, Fig. 1 is the overall structure diagram of filter device provided by the present invention.
In a kind of specific embodiment of filter device provided by the present invention, including feed liquid feeding mechanism 2, cleaning device 3, control
Device processed and at least two filters 1.Wherein, the state of filter 1 includes online filtration condition and online clean conditions, when
So, it can also include standby mode or other states.
The control of feed liquid feeding mechanism 2 is connected to control device.It is equipped between feed liquid feeding mechanism 2 and filter 1 for examining
Survey the pressure sensor device 4 of the input port pressure of the filter 1 in on-line filtration state, the control connection of pressure sensor device 4
In control device.Filter 1 in on-line filtration state is connected with feed liquid feeding mechanism 2, in online clean conditions
Filter 1 is disconnected with 2 phase of feed liquid feeding mechanism.
The control of cleaning device 3 is connected to control device.Filter 1 in online clean conditions is connected with cleaning device 3
Logical, the filter 1 in on-line filtration state is disconnected with 3 phase of cleaning device.
Control device can be when the detected value of pressure sensor device 4 be equal to default switching pressure value, and control is in online
The filter 1 of filtration condition disconnects with feed liquid feeding mechanism 2 and switches to online clean conditions after being spaced preset duration.Together
When, under control device can be controlled when the detected value of pressure sensor device 4 is equal to default switching pressure value according to preset order
One filter 1 enters on-line filtration state.That is, when the detected value of pressure sensor device 4 is equal to default switching pressure value, control
Filter 1 and feed liquid feeding mechanism 2 of the device cut-out in on-line filtration state, and in the detected value with pressure sensor device 4
At the time of equal to default switching pressure value after the preset duration of interval, control device controls the filter 1 connection cleaning device 3, together
When, when the detected value of pressure sensor device 4 is equal to default switching pressure value, control device makes next mistake under preset order
Filter 1 enters on-line filtration state.Wherein, which specifically can be according to filtered filtrate outflow filter 1
Duration be configured, which is duration value not less than 0.
In the present embodiment, pressure sensor device 4 can detect the input port pressure of the filter 1 in on-line filtration state
Power, in the filter 1 in on-line filtration state, with the passage of filtration time, solid phase impurity is more and more, and filtering has
Effect area is constantly reduced, and the input port pressure of filter 1 is caused constantly to increase, and when input port, pressure reaches default switching pressure value
Afterwards, control device correspondingly switches the state of the filter 1, and online clean conditions are converted to by on-line filtration state,
The filter 1 is cleaned by cleaning device 3, meanwhile, control device control preset order in next filter 1 into
Enter on-line filtration state.For each filter 1, filtration can be alternately with cleaning, it is ensured that each
The filter effect of filter 1, and in the whole process, each filter 1 enters on-line filtration state in succession, it is ensured that filterer
The problem of being carried out continuously, can effectively solve the problem that filter progress present in existing production process of work, can be to avoid because cleaning
Filter 1 and caused by can not occur the case where continuous production.
Preferably, cleaning device 3 can specifically include gas-slag separation device 301,302 gentle slag blending transportation pipeline of vacuum pump
303。
Gas-slag separation device 301 can carry out gas-slag separation using physical separation method, please refer to Fig.2 and Fig. 3, gas-slag separation
The lower part of device 301 is equipped with slag-drip opening and top is equipped with exhaust outlet, and sludge, bulk can be discharged in the slag-drip opening of gas-slag separation device 301
The residues such as object.
Vacuum pump 302 is used to that the gas slag mixture in filter 1 to be drawn in gas-slag separation device 301 using vacuum action,
Vacuum pump 302 is connected to the exhaust outlet of gas-slag separation device 301.The control connection control device of vacuum pump 302.
Each gas slag blending transportation pipeline 303 is connected to the output of the input port and each filter 1 of gas-slag separation device 301
Between mouthful.Discharge valve 304 is respectively equipped on each gas slag blending transportation pipeline 303, each discharge valve 304 controls and is connected to control
Device processed.Filter 1 is equipped with for being opened under online clean conditions to be connected to the air intake valve of 1 inside and air of filter
10, the preferred control of air intake valve 10 is connected to control device.Control device is controlled respectively by controlling the keying of each discharge valve 304
Break-make between filter 1 and gas-slag separation device 301.
When the state of filter 1 is switched to online clean conditions by control device, control device control is right with the filter 1
The discharge valve 304 answered, air intake valve 10 are opened, and control device control vacuum pump 302 starts, and vacuum pump 302 is by filter 1
Middle impurity and gas are inhaled rainbow principle by vacuum and are sucked in gas-slag separation device 301, gas by gas-slag separation device 301 exhaust outlet
Discharge, solid impurity and other impurities are discharged through the slag-drip opening on gas-slag separation device 301.
In the prior art, it usually requires to take out or replace the element kit in filter 1, filter 1 after filter 1 blocks
The cleaning operation amount of labour it is big, be easy to happen operating accident during replacing filter core, in some instances it may even be possible to cause after filter element replacing not
Can secondary use, cause that increased production cost, thereby increases and it is possible to cause the secondary pollution to filter 1.In 1 cleaning process of filter,
Operating environment is more dangerous, contains solid containing toxic, inflammable and explosive, irritant smell in some special producing links
The processing medium of particle be easy to cause toxic, flammable explosive gas leakage, not only pollutes environment, when serious even entail dangers to
The life security of operative employee.
And in the mode that the present embodiment is provided, by the utilization to vacuum action, clean automation may be implemented.
During cleaning, cleaned without all taking out 1 internal structure of filter, it is easy to operate, it can reduce by replacement filter core
Production cost caused by component, and the technical problems such as operating accident and secondary pollution can be avoided, clean operation is safer.
Preferably, referring to FIG. 3, the input port of gas-slag separation device 301 can be tubulose import 3011, gas-slag separation device
301 shell includes cylindrical portion, and the input port of gas-slag separation device 301 can be connected to along the tangential direction of cylindrical portion
The cylindrical portion.In cleaning, gas slag mixture is entered with tangent type path in gas-slag separation device 301, can cause whirlwind
Shape detaches, and can improve separative efficiency, after gas slag mixture efficiently separates in gas-slag separation device 301, the gas quilt isolated
Vacuum is taken away, and by vacuum pipe can specifically be emitted into air.
Specifically, filter screen 101 and shaft 102 can be set in each filter 1, and filter screen 101 is for liquid to be filtered
Filtering.Driving motor 103 of the connection of shaft 102 for driving shaft 102 to rotate.It is fixedly connected in shaft 102 and is useful for clearing up
Impurity on filter screen 101 scrapes wall device 104.The control of driving motor 103 is connected to control device, and control device can control
Driving motor 103 in the filter 1 under online clean conditions starts.Preferably, driving motor 103 can be located at filtering
Except device 1, in case driving motor 103 occupies 1 inner space of filter.In the present embodiment, for the mistake under online clean conditions
Filter 1, driving motor 103 start, and drive the wall device 104 of scraping in shaft 102 and shaft 102 to carry out scraping wall operation, make attached
The impurity on filter screen 101 can be scraped off, then siphon away the impurity scraped by cleaning device 3.Cleaning device 3 and scrape wall
104 compounding practice of device can ensure to 101 clean completeness of filter screen, simultaneously, it is possible to reduce filter screen 101 is from filtering
The number of replacement is taken out in device 1, can extend the service life of filter screen 101.
Further, referring to FIG. 5, shaft 102 hollow can be arranged, gas slag blending transportation pipeline 303 is communicated in shaft
Inside 102, gas slag blending transportation pipeline 303 can specifically be connected to the end of shaft 102, defeated the mixing of gas slag is reduced or avoided
The winding for sending pipeline 303 to occur in 102 rotation process of shaft.Shaft 102 includes main shaft and the branch pipe extended by main shaft, respectively
The free end of branch pipe, which is fixed with, scrapes wall device 104, and branch pipe is equipped with for impurity to be sucked to the suction inlet inside shaft 102.
In the present embodiment, after scraping wall device 104 and scraping impurity, branch pipe can be sucked impurity within shaft 102 by suction inlet, miscellaneous
Matter enters in gas slag blending transportation pipeline 303 through branch pipe, main shaft successively and the delivery outlet of outflow filter 1.By on branch pipe
Suction inlet is set, it is ensured that the promptness of the impurity cleaning scraped, meanwhile, be connected to inside vacuum pump 302 and shaft 102 and
And the space of filtration is used in non-interconnected filter 1, it can be missed to avoid vacuum pump 302 filtered in suction strainer 1
Liquid.
Wherein, filter screen 101 can specifically include set on the circular bottom screen of 1 bottom of filter and be filtered set on bottom
Circumference strainer on the edge of net, bottom screen form cylindrical-shaped structure with circumference strainer.Shaft 102 is set in circumference strainer
At mandrel.It includes scraping wall device and bottom for clearing up bottom screen for clearing up the circumference of circumference strainer to scrape wall device 104
Scrape wall device.In the present embodiment, since the central axis in circumference strainer is arranged in shaft 102, setting for wall device 104 is conveniently scraped
It sets, can ensure to scrape wall device 104 with the cleaning area and cleaning effect in 102 rotation process of shaft.
Further, referring to FIG. 5, branch pipe may include the first branch pipe 1021, the second branch pipe 1022 and third branch pipe
1023.Circumference scrapes wall device and may include the first scraper plate 1041 set gradually along the axial direction of circumference strainer central shaft, second scrapes
Plate 1042, the first scraper plate 1041 are connected to the first branch pipe 1021, and the second scraper plate 1042 is connected to the second branch pipe 1022, the first scraper plate
1041 and second scraper plate 1042 along circumference strainer central shaft axial overall length be not less than circumference strainer axial length, specifically may be used
So that the first scraper plate 1041 and the second scraper plate 1042 are equal to the axial direction of circumference strainer along the axial overall length of circumference strainer central shaft
Length.It can be the third scraper plate 1043 for being connected to third branch pipe 1023 that wall device is scraped in bottom.The side energy of third scraper plate 1043
Circumference strainer is enough contacted, and third scraper plate 1043 is not less than the radius of bottom screen along the radical length of circumference strainer central shaft,
Third scraper plate 1043 can be specifically set to be equal to the radius of bottom screen along the radical length of circumference strainer central shaft.The present embodiment carries
The scheme of confession can ensure that it is not in the part missed to scrape wall device 104 to scrape process to filter screen 101, can be to filter screen
Accomplish thoroughly to clean in 101 surfaces.Meanwhile wall device 104 will be scraped and be arranged to first scraper plate 1041 with platy structure, second scrape
Plate 1042 and third scraper plate 1043, it is easy to process.
In a specific embodiment, under 102 vertically-arranged state of shaft, the first scraper plate 1041, the second scraper plate 1042, third
Scraper plate 1043 forms the structure of upper, middle and lower arrangement, the top of the bottom level position of the first scraper plate 1041 and the second scraper plate 1042
Horizontal position is consistent, and the bottom level position of the second scraper plate 1042 keeps one with the top horizontal position of third scraper plate 1043
It causes.
Further, the suction inlet on branch pipe can be arranged in the free end end of branch pipe, meanwhile, what which was connected
It can be equipped on scraper plate and in clean surface that filter screen 101 is in contact and be connected to the edge of the clean surface and leading to for corresponding suction inlet
Slot can be inhaled into so that impurity one scrapes in shaft 102.Certainly, the suction inlet on branch pipe can also be arranged and be leaned on branch pipe
In the other positions of nearly corresponding scraper plate.
Specifically, the filter screen 101 in filter 1 can be replaced, referring to FIG. 4, Fig. 4 is mistake provided by the present invention
The front view of filter in device is filtered, 1 interior section filter screen 101 of filter is shown in the figure.Filter screen 101 can be sintering
Net specifically can be layed in filter 1, hole according to the sintered meshwork that feed liquid density or other requirements selected or replaced respective aperture
Diameter range specifically can be in 0.1 μ between 300 μ, and the number of plies of sintered meshwork is also optional.In addition, filter screen 101 can be by each
The sintered meshwork of kind shape is spliced, and the shape of sintered meshwork is specifically as follows circle, tubular, taper, corrugated etc..
Based on any of the above embodiments, the input port of each filter 1 can be connected separately with feed liquid pipeline 9, respectively
Feed flow valve 12 is respectively equipped on feed liquid pipeline 9, the input port of each feed liquid pipeline 9 is connected to feed liquid by main feed liquid pipeline 11
Feeding mechanism 2, main feed liquid pipeline 11 are equipped with pressure sensor device 4, and each feed flow valve 12 controls connection control device respectively.Control
Break-make between keying controlling filter 1 and feed liquid feeding mechanism 2 of the device processed by controlling each feed flow valve 12, in same a period of time
The quantity for carving the filter 1 in on-line filtration state is one, and feed flow valve 12 can link under control of the control means
To control the whereabouts of feed liquid.In the present embodiment, the pressure sensor device 4 being arranged on main feed liquid pipeline 11 may be implemented to arbitrary
Moment is in the monitoring of the input port pressure of the filter 1 of on-line filtration state, and one is individually arranged without each filter 1
Pressure sensor device 4 is convenient for the signal processing of control device, setting convenient.
Based on any of the above embodiments, filter device can also be including rear pump 5 and for receiving each filter 1
The leakage fluid dram of the reception device 6 of filtered discharge liquor, each filter 1 is connected to the defeated of rear pump 5 by Drainage pipe 7 respectively
Entrance, the delivery outlet of rear pump 5 are connected to the input port of reception device 6, are respectively equipped with draining valve 8 on each Drainage pipe 7, respectively
Draining valve 8 controls be connected to control device respectively.Control device by control draining valve 8 keying controlling filter 1 with
Break-make between reception device 6.Preferably, when filter 1 is in on-line filtration state, control device control the filter 1 with
Be connected between reception device 6, when the detected value of pressure sensor device 4 is equal to default switching pressure value, cut off the filter 1 with
Connection between feed liquid feeding mechanism 2, and cut off reception device 6 and the filter 1 again after a period of time and be connected to the mistake
Filter 1 avoids the waste of filtrate with cleaning device 3 to ensure that filtered filtrate can be collected by reception device 6 completely.
Based on any of the above embodiments, not according to the feed liquid type difference and extent of corrosion of filter device filtering
Filter device is made with the different basic materials that make can be selected.Specifically, different with the different selections of PH concentration and salinity
When PH is less than 4, STS316L or STS304 materials can be selected in material；When PH is more than 4, STS316L, Ti alloy etc. can be selected.Example
Such as, the basic material that entire filter device makes can be STS304.
In any of the above-described embodiment, the valves such as discharge valve 304, feed flow valve 12, draining valve 8 are specifically as follows gas
Movable valve controls use, cleaning and the standby mode of filter device by each operated pneumatic valve, easy to control.
Based on any of the above embodiments, filter 1 can be two, be conducive to while meeting job requirement
Reduce use cost.Certainly, the quantity of filter 1 is not limited to setting two, or three, four or other quantity.
Set in the filter device there are two for filter 1, illustrate a kind of specific control process of the filter 1：
First filter is online, and the second filter is spare；
Feed liquid is supplied through feed liquid pipeline 9, and the feed flow valve 12 of first filter is opened, the feed flow valve 12 of the second filter
It closes, the corresponding draining valve 8 of first filter is opened, and rear pump 5 is opened after setting the several seconds.Other valves and equipment are located to close
Closed state, control device enter online by pressure sensor device 4 to carrying out pressure monitoring, first filter in first filter
Filtration condition；
After feed liquid enters first filter, solid phase is filtered out by filter screen 101, liquid is via Drainage pipe 7 by defeated
Send pump venting reception device 6；
With the progress of filtering, the solid phase impurity on 101 surface of filter screen is more and more, and the effective area of filtering constantly subtracts
It is few, cause the input port pressure of first filter constantly to increase, when the pressure of pressure sensor device 4 reaches default switching pressure
When, the corresponding feed flow valve 12 of first filter is closed, and the corresponding feed flow valve 12 of the second filter is opened, and control device passes through
For pressure sensor device 4 to pressure monitoring in the second filter, the second filter enters on-line filtration state, and the second filter is online
Operation principle when filtration condition is identical as operation principle when first filter on-line filtration state；
After the corresponding feed flow valve 12 of first filter is closed, the feed flow valve 12 of first filter is preset in control device
It is spaced the several seconds after closing when liquid almost empties in first filter, closes the draining valve 8 of first filter, vacuum pump
302 start with the driving motor 103 of first filter together with hollow shaft simultaneously；
After the corresponding discharge valve 304 of first filter is opened, gas slag mixture is passed through by vacuum siphon under vacuum action
Gas slag blending transportation pipeline 303 enters gas-slag separation device 301, and the solid detached in gas-slag separation device 301 is through gas-slag separation device 301
Slag-drip opening discharge, have recovery value or toxic solid or gas handled and recycled via subsequent processing, wherein when cleaning
Between should according to product solidify solid-state situation be set, if cleaning time be less than the second filter filtration time, cleaning first
First filter cleaning whole startup item is closed after filter, and first filter is made to be in standby；
When the detected value that control device is connected to pressure sensor device 4 is equal to default switching pressure value constantly, the second mistake is closed
The feed flow valve 12 of filter, switching signal open the feed flow valve 12 of first filter, and control device passes through pressure sensor device 4
Pressure in first filter is monitored, first filter repeats to enter on-line filtration state, and the second filter enters online
Clean conditions, the second filter clean separation step are identical as first filter clean separation step.
First filter is used alternatingly with the second filter can realize feed liquid continous way filtering, right under vacuum conditions
Filtered mixture carries out gas-slag separation, can solve the problems, such as that feed liquid filter progress occurs in production process, can reduce
Production cost, the technical problems such as secondary pollution caused by avoiding operating accident and filter element replacing.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
Filter device provided by the present invention is described in detail above.Specific case used herein is to this hair
Bright principle and embodiment is expounded, the explanation of above example is only intended to help understand the present invention method and its
Core concept.It should be pointed out that for those skilled in the art, in the premise for not departing from the principle of the invention
Under, it can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the protection of the claims in the present invention
In range.
Claims (10)
1. a kind of filter device, which is characterized in that including：
The state of at least two filters (1), the filter (1) includes online filtration condition, online clean conditions；
Control is connected to the feed liquid feeding mechanism (2) of control device, the feed liquid feeding mechanism (2) and the filter (1) it
Between be equipped with for detect be in on-line filtration state the filter (1) input port pressure pressure sensor device (4), institute
State pressure sensor device (4) control be connected to the control device, in on-line filtration state the filter (1) with it is described
Feed liquid feeding mechanism (2) is connected, the filter (1) in online clean conditions and feed liquid feeding mechanism (2) phase
It disconnects；
Control is connected to the cleaning device (3) of the control device, the filter (1) in online clean conditions with it is described
Cleaning device (3) is connected, and the filter (1) in on-line filtration state is mutually disconnected with the cleaning device (3)；
The control device, when for the detected value in the pressure sensor device (4) equal to default switching pressure value, at control
It disconnects with the feed liquid feeding mechanism (2) in the filter (1) of on-line filtration state and switches after being spaced preset duration
To online clean conditions, and for when the detected value of the pressure sensor device (4) is equal to default switching pressure value according to
Preset order controls next filter (1) and enters on-line filtration state.
2. filter device according to claim 1, which is characterized in that the cleaning device (3) includes：
The lower part of gas-slag separation device (301), the gas-slag separation device (301) is equipped with slag-drip opening and top is equipped with exhaust outlet；
For the gas slag mixture in the filter (1) to be drawn in the gas-slag separation device (301) using vacuum action
Vacuum pump (302), the vacuum pump (302) are connected to the exhaust outlet of the gas-slag separation device (301), and the vacuum pump
(302) control connects the control device；
The gas slag being connected between the input port and the delivery outlet of each filter (1) of the gas-slag separation device (301)
Blending transportation pipeline (303) is respectively equipped with discharge valve (304), each row on each gas slag blending transportation pipeline (303)
Go out valve (304) and control to be connected to the control device, the filter (1) is equipped with for beating under online clean conditions
It opens to be connected to the internal air intake valve (10) with air of the filter (1), the control device is by controlling each discharge
The keying of valve (304) controls the break-make between each filter (1) and the gas-slag separation device (301).
3. filter device according to claim 2, which is characterized in that the input port of the gas-slag separation device (301) is pipe
The shell of shape import (3011), the gas-slag separation device (301) includes cylindrical portion, the gas-slag separation device (301) it is defeated
The tangential direction for entering cylindrical portion described in opening's edge is connected to the cylindrical portion.
4. filter device according to claim 2 or 3, which is characterized in that be equipped with filter screen in each filter (1)
(101) and shaft (102), the shaft (102) connect the driving motor (103) for driving the shaft (102) to rotate, institute
State be fixedly connected in shaft (102) be useful for clearing up the impurity on the filter screen (101) scrape wall device (104), the drive
Dynamic motor (103) control is connected to the control device, and the control device can control the institute under online clean conditions
The driving motor (103) stated in filter (1) starts.
5. filter device according to claim 4, which is characterized in that the hollow setting of the shaft (102), the gas slag are mixed
It closes conveyance conduit (303) and is communicated in the shaft (102) inside, the shaft (102) includes main shaft and extended by main shaft
Branch pipe, the free end of each branch pipe be fixed with it is described scrape wall device (104), the branch pipe is equipped with for sucking impurity
The internal suction inlet of the shaft (102).
6. filter device according to claim 5, which is characterized in that the filter screen (101) includes being set to the filtering
The circular bottom screen of device (1) bottom and the circumference strainer on the edge of the bottom screen, the bottom screen with
The circumference strainer forms cylindrical-shaped structure, and the shaft (102) is set to the central axis of the circumference strainer, described to scrape wall
It includes that the circumference of the circumference strainer scrapes wall device and wall is scraped in bottom for clearing up the bottom screen for clearing up to set (104)
Device.
7. filter device according to claim 6, which is characterized in that the branch pipe includes the first branch pipe (1021), second
Branch pipe (1022) and third branch pipe (1023), the circumference scrape wall device include along the circumference strainer central shaft axial direction successively
The first scraper plate (1041), the second scraper plate (1042) being arranged, first scraper plate (1041) are connected to first branch pipe
(1021), second scraper plate (1042) is connected to second branch pipe (1022), first scraper plate (1041) and described the
Two scraper plates (1042) are not less than the axial length of the circumference strainer along the axial overall length of the circumference strainer central shaft；It is described
It scrapes wall and is set to the third scraper plate (1043) for being connected to the third branch pipe (1023), the side of the third scraper plate (1043) in bottom
Face can contact the circumference strainer, and the third scraper plate (1043) is not small along the radical length of the circumference strainer central shaft
In the radius of the bottom screen.
8. filter device according to claim 4, which is characterized in that the input port of each filter (1) is separately connected
There is feed liquid pipeline (9), feed flow valve (12), the input of each feed liquid pipeline (9) are respectively equipped on each feed liquid pipeline (9)
Mouth is connected to the feed liquid feeding mechanism (2) by main feed liquid pipeline (11), and the main feed liquid pipeline (11) is equipped with described
Pressure sensor device (4), each feed flow valve (12) control the connection control device respectively, and the control device passes through control
The break-make between the keying control filter (1) of each feed flow valve (12) and the feed liquid feeding mechanism (2) is made,
The quantity that synchronization is in the filter (1) of on-line filtration state is one.
9. filter device according to claim 4, which is characterized in that further include rear pump (5) and each described for receiving
The leakage fluid dram of the reception device (6) of filter (1) filtered discharge liquor, each filter (1) passes through Drainage pipe respectively
(7) it is connected to the input port of the rear pump (5), the delivery outlet of the rear pump (5) is connected to the defeated of the reception device (6)
Entrance is respectively equipped with draining valve (8) on each Drainage pipe (7), and each draining valve (8) controls respectively is connected to institute
Control device is stated, the control device connects by controlling the keying control filter (1) of the draining valve (8) with described
Break-make between receiving apparatus (6).
10. filter device according to claim 4, which is characterized in that the filter (1) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810203937.7A CN108379905A (en) | 2018-03-13 | 2018-03-13 | Filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810203937.7A CN108379905A (en) | 2018-03-13 | 2018-03-13 | Filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108379905A true CN108379905A (en) | 2018-08-10 |
Family
ID=63067176
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810203937.7A Pending CN108379905A (en) | 2018-03-13 | 2018-03-13 | Filter device |
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| CN (1) | CN108379905A (en) |
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| CN110327687A (en) * | 2019-06-17 | 2019-10-15 | 吉林鸿展流体科技有限公司 | A kind of uninterrupted formula filtration system |
| CN111897187A (en) * | 2020-06-22 | 2020-11-06 | 中国科学院微电子研究所 | Photoresist coating system and method for replacing photoresist |
| CN112077659A (en) * | 2020-08-24 | 2020-12-15 | 南京泉峰汽车精密技术股份有限公司 | Chip liquid filtering and supplying device and control method thereof |
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