CN102091456A - Fluid filtering device - Google Patents
Fluid filtering device Download PDFInfo
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- CN102091456A CN102091456A CN 201010622376 CN201010622376A CN102091456A CN 102091456 A CN102091456 A CN 102091456A CN 201010622376 CN201010622376 CN 201010622376 CN 201010622376 A CN201010622376 A CN 201010622376A CN 102091456 A CN102091456 A CN 102091456A
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Abstract
The invention provides a fluid filtering device, comprising: a fluid passage, which is used for the passage of fluids before and after filtering; a first filtering module, which is arranged inside the fluid passage; a second filtering module, which is arranged inside the fluid passage and positioned at the downstream side of the first filtering module, a first inlet, which is used for enabling the fluid to enter the fluid passage so that the fluid, after passing through the first filtering module and the second filtering module, is discharged out of the fluid passage through a first outlet; and a sampling module, which is arranged on the fluid passage between the first filtering module and the second filtering module.
Description
Technical field
The present invention relates to filtering flow, particularly have the fluid filtering device of self-cleaning function.
Background technology
At present, the existing filter modes that adopt fixing filter screen or rotate filter disc on the market more.Fixedly the net type filter principle is to filter fluid to be pressed into the filter inner chamber, and the fluid from-inner-to-outer passes filter core, is trapped in the inner surface of filter screen greater than the impurity in filter element slit, and clear fluid is passed the slit and discharged by liquid outlet.A cleaning disk that has spring moves up and down in filter core inside and to remove the filter residue that accumulates in the filter screen inner surface.In cleaning the descending process of disk, residual filter residue all is driven to slag trapping chamber.But after operation a period of time, the impurity that is embedded in the filter screen can't thoroughly be removed by scraping disc, must could remove through washing repeatedly or unpicking and washing, and therefore must stop the filter pipeline flow process in process of production, just can finish cleaning; For the lasting technology of filtering of needs, this filter can't use separately, and its backwash process needs external clean fluid.
Chinese patent CN2476325Y discloses a kind of rotation filter disc formula filter, to be filter core by the thin filter disc of a lot of circles and way-board be spaced basic principle forms, fluid is finished Separation of Solid and Liquid through the slit between the thin filter disc, then by the cleaning of finishing attached to impurity on the thin filter disc that relatively rotates that is inserted between scraper in the thin filter disc and the thin filter disc.Find that through the test to this filter this filter has the poor filtration effect of this filter of following shortcoming (1) to sheet type impurity, filtering accuracy can't guarantee; (2) processing of rotatable press filtration sheet and wing and matching requirements height, the cost of manufacture height; (3) be embedded in that impurity is difficult for removing in the scraper after working long hours, and be unwell to the filtration of sticky contaminant; (4) thin filter disc and way-board quantity are too many, unpick and wash that to expend man-hour long, and maintainability is poor.
Summary of the invention
In order to solve the deficiency in the above-mentioned prior art scheme, the invention provides a kind of fluid filtering device that possesses self-cleaning function.
The objective of the invention is to be achieved through the following technical solutions:
A kind of fluid filtering device, described fluid filtering device comprises:
Fluid passage, described fluid passage are used for by before filtering and the fluid after filtering;
First filtering module, described first filtering module is arranged in the described fluid passage;
Second filtering module, described second filtering module are arranged in the described fluid passage and are in the downstream of described first filtering module;
First import, described first import is used to make fluid to enter described fluid passage, behind described first filtering module, second filtering module, discharges described fluid passage by first outlet afterwards;
Sampling module, described sampling module are arranged on the second filtering module upstream or the fluid downstream passage.
According to above-mentioned fluid filtering device, described first filtering module, second filtering module are arranged on first, the second portion on the filter mechanism in the described fluid passage respectively.
According to above-mentioned fluid filtering device, described fluid filtering device further comprises:
Driver module, described driver module are used to make described first, second portion switch.
According to above-mentioned fluid filtering device, the isolated part between the fluid passage of the described first filtering module upstream and the described second filtering module fluid downstream passage and the distance of described filter mechanism are greater than zero.
According to above-mentioned fluid filtering device, scraper plate is set in a side of described first filtering module and/or second filtering module.
According to above-mentioned fluid filtering device, described fluid filtering device further comprises:
First switching device shifter, described first switching device shifter optionally make described first import and fluid source or extraneous the connection;
Second switching device shifter, described second switching device shifter optionally make described first outlet and fluid source or extraneous the connection.
Compared with prior art, the beneficial effect that has of the present invention is:
1, cleaning capacity height has cleaned filtering module when filtering fluid, need not to use the fluid of cleaning to go the cleaning and filtering module.
2, possessed self-cleaning function, need not to stop filtration work, maintainability performance is good.
3, simple in structure, cost is low.
Description of drawings
With reference to accompanying drawing, disclosure of the present invention will be easier to understand.Those skilled in the art are understood that easily: these accompanying drawings only are used to illustrate technical scheme of the present invention, and are not to be intended to protection scope of the present invention is construed as limiting.Among the figure:
Fig. 1 is the basic block diagram according to the fluid filtering device of the embodiment of the invention 1;
Fig. 2 is the sectional structure chart according to fluid filtering device in the embodiment of the invention 2;
Fig. 3 is the basic block diagram according to the fluid filtering device of the embodiment of the invention 2;
Fig. 4 is the schematic top plan view according to the fluid filtering device of the embodiment of the invention 2;
Fig. 5 is the schematic diagram that flows to according to fluid in the fluid filtration method of the embodiment of the invention 2.
The specific embodiment
Fig. 1-5 and following declarative description optional embodiment of the present invention how to implement with instruction those skilled in the art and reproduce the present invention.In order to instruct technical solution of the present invention, simplified or omitted some conventional aspects.Those skilled in the art should understand that the modification that is derived from these embodiments or replace will be within the scope of the invention.Those skilled in the art should understand that following characteristics can make up in every way to form a plurality of modification of the present invention.Thus, the present invention is not limited to following optional embodiment, and is only limited by claim and their equivalent.
Embodiment 1:
Fig. 1 has schematically provided the basic block diagram of the fluid filtering device of the embodiment of the invention.As shown in Figure 1, described fluid filtering device comprises:
Alternatively, the side at described second filtering module 22 of deviating from of described first filtering module 21 is provided with rotor segment.
Alternatively, the side at described first filtering module 21 of deviating from of described second filtering module 22 is provided with rotor segment.
Alternatively, above-mentioned fluid filtering device also comprises:
First switching device shifter, described first switching device shifter optionally make described first import and fluid source or extraneous the connection;
Second switching device shifter, described second switching device shifter optionally make described first outlet and fluid source or extraneous the connection.
A kind of filter method of fluid, described filter method may further comprise the steps:
(A1) fluid enters the fluid passage from first import; Behind first filtering module, segment fluid flow is taken away by sampling module, and another part back flush second filtering module, fluid are carrying foreign material and discharging from described first outlet, thereby has kept the cleaning of second filtering module;
(A2) elongated along with filtration time, one side of described first filtering module has been held back more foreign material, at this moment, fluid enters described fluid passage from described first outlet, behind second filtering module, part is taken described first filtering module of another part back flush away by described sampling module, fluid is carrying foreign material and is discharging from described first import, thereby has kept the cleaning of first filtering module.
Alternatively, in above-mentioned steps (A1), the foreign material on described second filtering module are wiped in the scraper plate rotation that a side that deviates from described first filtering module of described second filtering module is provided with off, described foreign material have kept the cleaning of second filtering module further along with fluid is discharged.
Alternatively, in above-mentioned steps (A2), the foreign material on described first filtering module are wiped in the scraper plate rotation that a side that deviates from described second filtering module of described first filtering module is provided with off, described foreign material have kept the cleaning of first filtering module further along with fluid is discharged.
Alternatively, through the switching of first switching device shifter, second switching device shifter, make fluid enter the fluid passage, and the fluid that is carrying foreign material is discharged from first outlet or first import from first import or first outlet.
Benefit according to present embodiment is: by the intermittent two-way flow of fluid, make and the cleaning that keeps first filtering module and second filtering module in continuous sampling realized self-cleaning function.
Embodiment 2:
Fig. 2 has schematically provided the sectional structure chart of the fluid filtering device of the embodiment of the invention.As shown in Figure 2, described fluid filtering device comprises:
Described first filtering module 21 and second filtering module 22 are respectively first, the second portion of filter mechanism.
Fig. 3,4 has schematically provided the basic block diagram of the fluid filtering device of the embodiment of the invention.Shown in Fig. 3,4, first import 41 is arranged on the sample intake passage 111, is used to make fluid to enter 11, the first outlets 42 of described fluid passage and is arranged on the waste discharge passage 113, is used to discharge the fluid that carries foreign material;
A kind of filter method of fluid, described filter method may further comprise the steps:
(A1) Fig. 5 has schematically provided the schematic diagram that flows to of fluid in the fluid filtration method of the embodiment of the invention.As shown in Figure 5, fluid enters the sample introduction part of fluid passage from first import; Segment fluid flow is through the laggard sampling part of going into the fluid passage of first filtering module, the surface of described first filtering module of another part fluid flushing, the waste discharge part that enters the fluid passage from the slit between dividing plate and the filter mechanism; Segment fluid flow in the sampling part is taken away by sampling module, and another part enters the waste discharge part of described fluid passage through second filtering module; Fluid in the waste discharge part of described fluid passage is drained by first outlet;
(A2) elongated along with filtration time, a side of described first filtering module has been held back more foreign material, at this moment, rotates described filter mechanism, and the foreign material on the filter mechanism are delayed at described scraper plate place; Fluid enters the sample introduction part of fluid passage from first import; Segment fluid flow is through the laggard sampling part of going into the fluid passage of first filtering module, the surface of described first filtering module of another part fluid flushing, the foreign material at scraper plate place are carrying foreign material enter the fluid passage from the slit between dividing plate and the filter mechanism waste discharge part; Segment fluid flow in the sampling part is taken (at this moment, also can not taking a sample) away by sampling module, and another part enters the waste discharge part of described fluid passage through second filtering module; Fluid in the waste discharge part of described fluid passage is drained by first outlet.
Benefit according to present embodiment is: by the lasting one-way flow of fluid, make and the cleaning that keeps first filtering module and second filtering module in continuous sampling realized self-cleaning function.
According to the application of the embodiment of the invention 1 in online water quality monitoring system.First switching device shifter adopts first triple valve, makes described first import optionally be communicated with water source, the external world.Second switching device shifter adopts second triple valve.The course of work is as follows: (A1) by the switching of first triple valve, second triple valve, first import is communicated with the water source, first outlet is in communication with the outside; The water sample that the water source provides enters first import after by described first triple valve, pass through the filtration of first filtering module again, foreign material in the water sample are trapped within a side of first filtering module, a part of water sample after the filtration is taken away by sampling module, another part passes second filtering module, is carrying the foreign material of second filtering module, one side and is draining from first outlet, second triple valve.(A2) elongated along with service time, the foreign material of first filtering module, one side are piled up more, at this moment, by the switching of first triple valve, second triple valve, first import are in communication with the outside, and first outlet is communicated with the water source; The water sample that the water source provides enters first outlet after by described second triple valve, pass through the filtration of second filtering module again, foreign material in the water sample are trapped within a side of described second filtering module, a part of water sample after the filtration is taken away by sampling module, described first filtering module of another part back flush, the water sample by first filtering module are carrying the foreign material of first filtering module, one side and are draining from first import, first triple valve.
In above-mentioned steps (A1), the scraper plate rotation that a side that deviates from described first filtering module of described second filtering module is provided with, wipe the foreign material on described second filtering module off, described foreign material have kept the cleaning of second filtering module further along with fluid is discharged.
In above-mentioned steps (A2), the scraper plate rotation that a side that deviates from described second filtering module of described first filtering module is provided with, wipe the foreign material on described first filtering module off, described foreign material have kept the cleaning of first filtering module further along with fluid is discharged.
In the above-mentioned course of work,, set the switching time of first triple valve, second triple valve, thereby keep the cleaning of first triple valve, second triple valve according to the empirical data of first filtering module and the obstruction of second filtering module.
According to the application of the embodiment of the invention 2 in online water quality monitoring system.Downstream in the sampling module or first outlet is provided with traffic monitoring module (also can be the pressure monitor module), learn the stopping state of filtering module by monitoring fluid downstream flow, after judging, send driver module, thereby drive the rotation of filter mechanism in time, clear up the foreign material on the filtering module effectively.Perhaps rule of thumb set the blanking time of filtering module rotation, arrive blanking time one, and driver module drives the filter mechanism rotation.
Fluid filtering device of the present invention and method can also be applied in the filtration of analytical systems such as gas; corresponding filtering module changes according to the actual conditions of analytical system; type as filtering module; the intensity of fineness of filtering, filtering module etc., and these also will fall within protection scope of the present invention.
Claims (6)
1. fluid filtering device, described fluid filtering device comprises:
Fluid passage, described fluid passage are used for by before filtering and the fluid after filtering;
First filtering module, described first filtering module is arranged in the described fluid passage;
Second filtering module, described second filtering module are arranged in the described fluid passage and are in the downstream of described first filtering module;
First import, described first import is used to make fluid to enter described fluid passage, behind described first filtering module, second filtering module, discharges described fluid passage by first outlet afterwards;
Sampling module, described sampling module are arranged on the fluid passage between first filtering module and second filtering module.
2. fluid filtering device according to claim 1 is characterized in that: described first filtering module, second filtering module are arranged on first, the second portion on the filter mechanism in the described fluid passage respectively.
3. fluid filtering device according to claim 2 is characterized in that: described fluid filtering device further comprises:
Driver module, described driver module are used to make described first, second portion switch.
4. according to claim 2 or 3 described fluid filtering devices, it is characterized in that: the isolated part between the fluid passage of the described first filtering module upstream and the described second filtering module fluid downstream passage and the distance of described filter mechanism are greater than zero.
5. fluid filtering device according to claim 4 is characterized in that: the side at described first filtering module and/or second filtering module is provided with scraper plate.
6. fluid filtering device according to claim 1 is characterized in that: described fluid filtering device further comprises:
First switching device shifter, described first switching device shifter optionally make described first import and fluid source or extraneous the connection;
Second switching device shifter, described second switching device shifter optionally make described first outlet and fluid source or extraneous the connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010622376 CN102091456A (en) | 2010-12-31 | 2010-12-31 | Fluid filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010622376 CN102091456A (en) | 2010-12-31 | 2010-12-31 | Fluid filtering device |
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| CN102091456A true CN102091456A (en) | 2011-06-15 |
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| CN 201010622376 Pending CN102091456A (en) | 2010-12-31 | 2010-12-31 | Fluid filtering device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105060537A (en) * | 2015-09-03 | 2015-11-18 | 王玮 | Novel water purifier |
| WO2016131071A3 (en) * | 2015-02-19 | 2016-12-08 | Next Generation Analytics Gmbh | Filter device and filter method |
| CN106545075A (en) * | 2016-11-08 | 2017-03-29 | 东莞市天合机电开发有限公司 | A kind of concealed rotation remove device |
| CN109464842A (en) * | 2018-11-14 | 2019-03-15 | 安徽中科智链信息科技有限公司 | A kind of automated sewage processing system and method for sewage treatment |
| CN109806643A (en) * | 2019-03-15 | 2019-05-28 | 苏州耀水源环境科技有限公司 | A kind of sewage-treatment plant separating cleaning |
| CN112452029A (en) * | 2020-11-24 | 2021-03-09 | 陆杰 | Precision filter for chemical production and processing |
| CN117404552A (en) * | 2023-12-14 | 2024-01-16 | 江阴标榜汽车部件股份有限公司 | Electric drive cooling tube connecting piece |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016131071A3 (en) * | 2015-02-19 | 2016-12-08 | Next Generation Analytics Gmbh | Filter device and filter method |
| US10807295B2 (en) | 2015-02-19 | 2020-10-20 | Next Generation Analytics Gmbh | Filter device and filter method |
| CN105060537A (en) * | 2015-09-03 | 2015-11-18 | 王玮 | Novel water purifier |
| CN106545075A (en) * | 2016-11-08 | 2017-03-29 | 东莞市天合机电开发有限公司 | A kind of concealed rotation remove device |
| CN106545075B (en) * | 2016-11-08 | 2018-11-27 | 徐州市凯诺机械有限公司 | A kind of concealed rotation remove device |
| CN109464842A (en) * | 2018-11-14 | 2019-03-15 | 安徽中科智链信息科技有限公司 | A kind of automated sewage processing system and method for sewage treatment |
| CN109464842B (en) * | 2018-11-14 | 2021-10-12 | 福建省粤华环保科技有限公司 | Automatic sewage treatment system and method for sewage treatment |
| CN109806643A (en) * | 2019-03-15 | 2019-05-28 | 苏州耀水源环境科技有限公司 | A kind of sewage-treatment plant separating cleaning |
| CN109806643B (en) * | 2019-03-15 | 2021-02-02 | 宜兴市惠众环保设备有限公司 | Separate abluent sewage treatment plant |
| CN112452029A (en) * | 2020-11-24 | 2021-03-09 | 陆杰 | Precision filter for chemical production and processing |
| CN117404552A (en) * | 2023-12-14 | 2024-01-16 | 江阴标榜汽车部件股份有限公司 | Electric drive cooling tube connecting piece |
| CN117404552B (en) * | 2023-12-14 | 2024-02-20 | 江阴标榜汽车部件股份有限公司 | Electric drive cooling tube connecting piece |
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Owner name: HANGZHOU FOCUSED PHOTONICS ENVIRONMENTAL PROTECTIO Effective date: 20120314 |
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Effective date of registration: 20120314 Address after: Hangzhou City, Zhejiang province Binjiang District 310052 shore road 760 Applicant after: Focused Photonics (Hangzhou) Inc. Co-applicant after: Hangzhou Juguang Environmental Protection Technology Co.,Ltd. Address before: Hangzhou City, Zhejiang province Binjiang District 310052 shore road 760 Applicant before: Focused Photonics (Hangzhou) Inc. |
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Application publication date: 20110615 |