CN204182293U - A kind of ultrafiltration system of biological products - Google Patents
A kind of ultrafiltration system of biological products Download PDFInfo
- Publication number
- CN204182293U CN204182293U CN201420533727.1U CN201420533727U CN204182293U CN 204182293 U CN204182293 U CN 204182293U CN 201420533727 U CN201420533727 U CN 201420533727U CN 204182293 U CN204182293 U CN 204182293U
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- filter
- filtrate
- liquid
- filtration
- ultrafiltration
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Abstract
The utility model discloses a kind of ultrafiltration system of biological products, comprise waste liquid tank and at least double-filtration unit, filter element includes filtrate casing and cross-flow ultrafiltration filter, be provided with between filtrate casing and cross-flow ultrafiltration filter and filter feed tube and filter liquid back pipe, filter feed tube and be provided with filter pump, the bottom of cross-flow ultrafiltration filter is provided with drain pipe; Cross-flow ultrafiltration filter comprises housing, rotating filter unit is provided with in housing, rotating filter unit comprises the rotation mounting blocks that rotatable engagement is respectively arranged on housing two ends, between two pieces of rotation mounting blocks, internal layer filter membrane and outer filter film are installed, between internal layer filter membrane and outer filter film, are provided with communicating passage; The sidewall of housing is provided with filtration inlet, and bottom is provided with filters liquid return hole and liquid outlet; In adjacent double-filtration unit, the drain pipe of previous stage filter element is connected with the filtrate casing of rear stage filter element; The drain pipe of afterbody filter element is connected with waste liquid tank.
Description
Technical field
The utility model belongs to filter plant technical field, is specifically related to a kind of ultrafiltration system for the preparation of biological products.
Background technology
Ultrafiltration is a kind ofly carried out by solution purifying, is separated or concentrated film penetrant method isolation technics, and development for many years rapidly, to have become in UF membrane field one of kind the most widely.Although existing ultrafiltration system obtains application in multiple industry, in biological products industry, because biological products are higher for the requirement of concentrated, purification etc., existing ultrafiltration system can not well meet the demands.
In addition, although the tangential flow filter adopted in existing ultrafiltration system can meet filtering requirement to a certain extent, also there is the lower defect of filter capacity in it.Especially, in order to improve filter capacity, this tangential flow filter often needs length to do longer, or is arranged in series multiple tangential flow filter, so all causes the increase of equipment cost and the increase of floor space, and then adds the cost of investment of enterprise.
Summary of the invention
In view of this, the purpose of this utility model is the ultrafiltration system providing a kind of biological products, and this ultrafiltration system can not only meet biological products for requirement that is concentrated, that purify, and under the condition of not setting up filter, can improve filtering rate.
For achieving the above object, the utility model provides following technical scheme:
A kind of ultrafiltration system of biological products, comprise waste liquid tank and at least double-filtration unit, filter element described in every one-level includes the filtrate casing for storing filtrate and the cross-flow ultrafiltration filter for filter liquor, be provided with the filtration feed tube for the filtrate in described filtrate casing being injected described cross-flow ultrafiltration filter between described filtrate casing and described cross-flow ultrafiltration filter and be used for liquid backflow residual after described cross-flow ultrafiltration metre filter to enter the filtration liquid back pipe of described filtrate casing, described filtration feed tube is provided with filter pump, the bottom of described cross-flow ultrafiltration filter is provided with the drain pipe for being exported by the filtered fluid after its filtration,
Described cross-flow ultrafiltration filter comprises housing, rotating filter unit is provided with in described housing, described rotating filter unit comprises the rotation mounting blocks that rotatable engagement is respectively arranged on described housing two ends, between two pieces of described rotation mounting blocks, internal layer filter membrane and outer filter film are installed, the filter space that between described internal layer filter membrane and outer filter film, one, besieged city is annular, is provided with the communicating passage passed through for filtrate between described internal layer filter membrane and outer filter film; The upper end of described housing is provided with the motor for driving described rotating filter finite element rotation, the sidewall of described housing is provided with the filtration inlet be connected with described filtration feed tube, and the bottom of described housing is provided with the filtration liquid return hole be connected with described filtration liquid back pipe and the liquid outlet be connected with drain pipe;
In filter element described in adjacent two-stage, the drain pipe of filter element described in previous stage is connected with the filtrate casing of filter element described in rear stage; The drain pipe of filter element described in afterbody is connected with described waste liquid tank.
Further, also comprise residual liquid and collect filter, described residual liquid is collected filter and is comprised flat-panel filter, be respectively equipped with residual liquid collecting pipe between the filtrate bottom half of filter element described in the every one-level before the inlet of described flat-panel filter and afterbody, the liquid outlet of described flat-panel filter is connected with the filtrate casing of filter element described in afterbody.
Further, also comprise back liquid cleaning device, described time liquid cleaning device comprise be connected with described waste liquid tank return liquid house steward, be respectively equipped with back liquid arm between the filtrate casing of filter element described in the every one-level before described time liquid house steward and afterbody, described time liquid house steward is provided with back liquid pump.
Further, described housing comprises cylindrical outer cover and is arranged on the seal cover at described cylindrical outer cover two ends respectively, described rotation mounting blocks rotatable engagement is arranged in described cylindrical outer cover, and the seal cover being positioned at described cylindrical outer cover upper end is provided with the through hole passed through for described motor output shaft.
Further, the described rotation mounting blocks being positioned at described cylindrical outer cover lower end is provided with the filtrate corresponding with described annular filter space and portals and the filtration hole for back flow corresponding with described internal layer filter membrane; The described seal cover being positioned at described cylindrical outer cover lower end is provided with the collecting tank I corresponding with described filtration hole for back flow and portals corresponding annular collecting tank II with described filtrate, described liquid outlet is connected with described collecting tank I, and described filtration liquid return hole is connected with described annular collecting tank II.
Further, the hermetically-sealed construction preventing Filtrate leakage is provided with between described rotation mounting blocks and described cylindrical outer cover inwall.
Further, described hermetically-sealed construction comprise be arranged between described cylindrical outer cover inwall with described rotation mounting blocks at least together with sealing ring.
Further, the uniform upper end being arranged on described internal layer filter membrane and outer filter film of described communicating passage annular.
Further, equal with the aperture of outer filter film with the internal layer filter membrane of filter element described in one-level.
The beneficial effects of the utility model are:
The ultrafiltration system of biological products of the present utility model, by arranging at least multistage filtering unit, filter element before afterbody is used for concentrating purification step by step to filtrate, for existing ultrafiltration system, filtrate is concentrated step by step, purifies by arranging multistage filtering unit, better effects if; The compositions such as the water in filtrate, organic solvent can filter out by afterbody filter element, further concentrated purification filtrate, and finally reach filtering requirement;
By arranging rotating filter unit in the housing of cross-flow ultrafiltration filter, utilize motor can drive rotating filter finite element rotation, during filtration, filtrate after filtration inlet to be injected in cross-flow ultrafiltration filter and to communicating passage flowing, is realized filtering under the effect of outer filter membrane; By after communicating passage filtrate enter in internal layer filter membrane, annular filter space is entered after internal layer filter membrane filters, namely rotary-type tangential flow filter of the present utility model is under the condition not increasing filter length, the double filter capacity of conventional filter and filter efficiency can be realized, in addition, rotating filter finite element rotation is driven by arranging motor, effectively can strengthen the tangential flow velocity disturbance of filtrate in flow process and between internal layer filter membrane and outer filter film, filter capacity can be strengthened further.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearly, the utility model provides following accompanying drawing to be described:
Fig. 1 is the structural representation of the ultrafiltration system embodiment of the utility model biological products;
Fig. 2 is the structural representation of cross-flow ultrafiltration filter;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the structural representation of the seal cover being positioned at housing lower end.
Description of reference numerals:
1-filtrate casing; 2-cross-flow ultrafiltration filter; 3-filters feed tube; 4-filters liquid back pipe; 5-filter pump; 6-drain pipe; 7-housing; 7a-cylindrical outer cover; 7b-seal cover; 8-rotates mounting blocks; 9-internal layer filter membrane; 10-outer filter film; 11-filter space; 12-communicating passage; 13-motor; 14-filters inlet; 15-filters liquid return hole; 16-liquid outlet; 17-waste liquid tank; 18-flat-panel filter; 19-residual liquid collecting pipe; 20-returns liquid house steward; 21-returns liquid arm; 22-returns liquid pump; 23-through hole; 24-filtrate is portalled; 25-filters hole for back flow; 26-collecting tank I; 27-annular collecting tank II; 28-sealing ring.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, be the structural representation of the ultrafiltration system embodiment of the utility model biological products.The ultrafiltration system of the biological products of the present embodiment, comprise waste liquid tank 17 and at least double-filtration unit, every one-level filter element includes the filtrate casing 1 for storing filtrate and the cross-flow ultrafiltration filter 2 for filter liquor, be provided with the filtration feed tube 3 for the filtrate in filtrate casing 1 being injected cross-flow ultrafiltration filter 2 between filtrate casing 1 and cross-flow ultrafiltration filter 2 and be used for liquid backflow residual after filtering through cross-flow ultrafiltration filter 2 to enter the filtration liquid back pipe 4 of filtrate casing 1, filter feed tube 3 and be provided with filter pump 5, the bottom of cross-flow ultrafiltration filter 2 is provided with the drain pipe 6 for being exported by the filtered fluid after its filtration.
Cross-flow ultrafiltration filter 2 comprises housing 7, rotating filter unit is provided with in housing 7, rotating filter unit comprises the rotation mounting blocks 8 that rotatable engagement is respectively arranged on housing 7 two ends, between two pieces of rotation mounting blocks 8, internal layer filter membrane 9 and outer filter film 10 are installed, the filter space 11 that between internal layer filter membrane 9 and outer filter film 10, one, besieged city is annular, is provided with the communicating passage 12 passed through for filtrate between internal layer filter membrane 9 and outer filter film 10.The upper end of housing 7 is provided with the motor 13 for driving rotating filter finite element rotation, the sidewall of housing 7 is provided with and the filtration inlet 14 filtering feed tube 3 and be connected, and the bottom of housing 7 is provided with and filters the filtration liquid return hole 15 that liquid back pipe 4 is connected and the liquid outlet 16 be connected with drain pipe 6.
In adjacent double-filtration unit, the drain pipe 6 of previous stage filter element is connected with the filtrate casing 1 of rear stage filter element; The drain pipe 6 of afterbody filter element is connected with waste liquid tank 17.
The ultrafiltration system of the biological products of the present embodiment, by arranging at least multistage filtering unit, filter element before afterbody is used for concentrating purification step by step to filtrate, for existing ultrafiltration system, filtrate is concentrated step by step, purifies by arranging multistage filtering unit, better effects if; The compositions such as the water in filtrate, organic solvent can filter out by afterbody filter element, further concentrated purification filtrate, and finally reach filtering requirement;
By arranging rotating filter unit in the housing 7 of cross-flow ultrafiltration filter 2, utilize motor 13 can drive rotating filter finite element rotation, during filtration, filtrate after filtration inlet 14 to be injected in cross-flow ultrafiltration filter 2 and is flowed to communicating passage 12, realizes filtering under the effect of outer filter membrane 10; By after communicating passage 12 filtrate enter in internal layer filter membrane 9, annular filter space 11 is entered after internal layer filter membrane 9 filters, namely the rotary-type tangential flow filter 2 of the present embodiment is under the condition not increasing filter length, the double filter capacity of conventional filter and filter efficiency can be realized, in addition, rotating filter finite element rotation is driven by arranging motor 13, effectively can strengthen the tangential flow velocity disturbance of filtrate in flow process and between internal layer filter membrane 9 and outer filter film 10, filter capacity can be strengthened further.
Further, the ultrafiltration system of the present embodiment biological products also comprises residual liquid and collects filter, residual liquid is collected filter and is comprised flat-panel filter 18, before the inlet of flat-panel filter 18 and afterbody every one-level filter element of filter element filtrate casing 1 bottom between be respectively equipped with residual liquid collecting pipe 19, the liquid outlet of flat-panel filter 18 is connected with the filtrate casing 1 of afterbody filter element.Filter is collected by arranging residual liquid, residual liquid in the filtrate casing 1 of all filter elements before afterbody filter element and pipeline can be collected in flat-panel filter 18, the filtrate casing 1 of afterbody filter element is injected into again after flat-panel filter 18 filters, can ensure that filtrate is all concentrated purification, prevent the loss caused because filtrate remains.
Further, the ultrafiltration system of the present embodiment biological products also comprises back liquid cleaning device, return liquid cleaning device and comprise time liquid house steward 20 be connected with waste liquid tank 17, be respectively equipped with back liquid arm 21 between the filtrate casing 1 returning the every one-level filter element before liquid house steward 20 and afterbody, time liquid house steward 20 is provided with back liquid pump 22.By arranging back liquid cleaning device, utilize the cleaning and filtrating equipments such as the water in waste liquid tank 17, organic solvent, because the liquid stored in waste liquid tank 17 has good dissolubility to the residue in filter box 1 and pipeline, cleaning performance can be improved, also according to the same cleaning and filtering step by step of filter progress in cleaning process, can effectively reclaim the residue remained in the filter of front end, cost-saving.
Further, housing 7 comprises cylindrical outer cover 7a and is arranged on the seal cover 7b at cylindrical outer cover 7a two ends respectively, rotate mounting blocks 8 rotatable engagement to be arranged in cylindrical outer cover 7a, the seal cover being positioned at cylindrical outer cover 7a upper end is provided with the through hole 23 passed through for motor 13 output shaft.The rotation mounting blocks 8 being positioned at cylindrical outer cover 7a lower end is provided with the filtrate corresponding with annular filter space 11 and portals 24 and the filtration hole for back flow 25 corresponding with internal layer filter membrane 9; The seal cover 7b being positioned at cylindrical outer cover 7a lower end is provided with the collecting tank I 26 corresponding with filtering hole for back flow 25 and portals 24 corresponding annular collecting tanks II 27 with filtrate, and liquid outlet 16 is connected with collecting tank I 26, filters liquid return hole 15 and is connected with annular collecting tank II 27.Adopt housing 7 and the rotating filter unit of this structure, the normal input and output of filtrate under rotation status can be ensured.
Further, rotate between mounting blocks 8 and cylindrical outer cover 7a inwall and be provided with the hermetically-sealed construction preventing Filtrate leakage.The hermetically-sealed construction of the present embodiment comprise be arranged on cylindrical outer cover 7a inwall with rotate between mounting blocks 8 at least together with sealing ring 28.Two seals circle 28 is provided with between the cylindrical outer cover 7a inwall of the present embodiment and rotation mounting blocks 8.Certainly, hermetically-sealed construction also can adopt existing multiple seal form to realize, and is not repeated.
Further, the uniform upper end being arranged on internal layer filter membrane 9 and outer filter film 10 of communicating passage 12 annular.Can ensure that whole internal layer filter membrane 9 can contact with filtrate with outer filter film 10, improve filter capacity.
Further, equal with the aperture of outer filter film 10 with the internal layer filter membrane 9 of one-level filter element.The ultrafiltration system of the biological products of the present embodiment is provided with three-stage filtration unit, the internal layer filter membrane 9 of first order filter element and the aperture of outer filter film 10 are 0.45um, the internal layer filter membrane 9 of second level filter element and the aperture of outer filter film 10 are 0.22um, and the internal layer filter membrane 9 of third level filter element and the aperture of outer filter film 10 are 10 kilodaltons.In like manner, the aperture of the filter membrane of flat-panel filter 18 is equal with the aperture of the internal layer filter membrane 9 of second level filter element and outer filter film 10, is 0.22um, can meets the requirement of filtering step by step.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (9)
1. the ultrafiltration system of biological products, it is characterized in that: comprise waste liquid tank and at least double-filtration unit, filter element described in every one-level includes the filtrate casing for storing filtrate and the cross-flow ultrafiltration filter for filter liquor, be provided with the filtration feed tube for the filtrate in described filtrate casing being injected described cross-flow ultrafiltration filter between described filtrate casing and described cross-flow ultrafiltration filter and be used for liquid backflow residual after described cross-flow ultrafiltration metre filter to enter the filtration liquid back pipe of described filtrate casing, described filtration feed tube is provided with filter pump, the bottom of described cross-flow ultrafiltration filter is provided with the drain pipe for being exported by the filtered fluid after its filtration,
Described cross-flow ultrafiltration filter comprises housing, rotating filter unit is provided with in described housing, described rotating filter unit comprises the rotation mounting blocks that rotatable engagement is respectively arranged on described housing two ends, between two pieces of described rotation mounting blocks, internal layer filter membrane and outer filter film are installed, the filter space that between described internal layer filter membrane and outer filter film, one, besieged city is annular, is provided with the communicating passage passed through for filtrate between described internal layer filter membrane and outer filter film; The upper end of described housing is provided with the motor for driving described rotating filter finite element rotation, the sidewall of described housing is provided with the filtration inlet be connected with described filtration feed tube, and the bottom of described housing is provided with the filtration liquid return hole be connected with described filtration liquid back pipe and the liquid outlet be connected with drain pipe;
In filter element described in adjacent two-stage, the drain pipe of filter element described in previous stage is connected with the filtrate casing of filter element described in rear stage; The drain pipe of filter element described in afterbody is connected with described waste liquid tank.
2. the ultrafiltration system of biological products according to claim 1, it is characterized in that: also comprise residual liquid and collect filter, described residual liquid is collected filter and is comprised flat-panel filter, be respectively equipped with residual liquid collecting pipe between the filtrate bottom half of filter element described in the every one-level before the inlet of described flat-panel filter and afterbody, the liquid outlet of described flat-panel filter is connected with the filtrate casing of filter element described in afterbody.
3. the ultrafiltration system of biological products according to claim 1, it is characterized in that: also comprise back liquid cleaning device, described time liquid cleaning device comprises time liquid house steward be connected with described waste liquid tank, be respectively equipped with back liquid arm between the filtrate casing of filter element described in the every one-level before described time liquid house steward and afterbody, described time liquid house steward is provided with back liquid pump.
4. the ultrafiltration system of the biological products according to any one of claim 1-3, it is characterized in that: described housing comprises cylindrical outer cover and is arranged on the seal cover at described cylindrical outer cover two ends respectively, described rotation mounting blocks rotatable engagement is arranged in described cylindrical outer cover, and the seal cover being positioned at described cylindrical outer cover upper end is provided with the through hole passed through for described motor output shaft.
5. the ultrafiltration system of biological products according to claim 4, is characterized in that: the described rotation mounting blocks being positioned at described cylindrical outer cover lower end is provided with the filtrate corresponding with described annular filter space and portals and the filtration hole for back flow corresponding with described internal layer filter membrane; The described seal cover being positioned at described cylindrical outer cover lower end is provided with the collecting tank I corresponding with described filtration hole for back flow and portals corresponding annular collecting tank II with described filtrate, described liquid outlet is connected with described collecting tank I, and described filtration liquid return hole is connected with described annular collecting tank II.
6. the ultrafiltration system of biological products according to claim 4, is characterized in that: be provided with the hermetically-sealed construction preventing Filtrate leakage between described rotation mounting blocks and described cylindrical outer cover inwall.
7. the ultrafiltration system of biological products according to claim 6, is characterized in that: described hermetically-sealed construction comprise be arranged between described cylindrical outer cover inwall with described rotation mounting blocks at least together with sealing ring.
8. the ultrafiltration system of biological products according to claim 1, is characterized in that: the uniform upper end being arranged on described internal layer filter membrane and outer filter film of described communicating passage annular.
9. the ultrafiltration system of biological products according to claim 1, is characterized in that: equal with the aperture of outer filter film with the internal layer filter membrane of filter element described in one-level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533727.1U CN204182293U (en) | 2014-09-17 | 2014-09-17 | A kind of ultrafiltration system of biological products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533727.1U CN204182293U (en) | 2014-09-17 | 2014-09-17 | A kind of ultrafiltration system of biological products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204182293U true CN204182293U (en) | 2015-03-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420533727.1U Expired - Fee Related CN204182293U (en) | 2014-09-17 | 2014-09-17 | A kind of ultrafiltration system of biological products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204182293U (en) |
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2014
- 2014-09-17 CN CN201420533727.1U patent/CN204182293U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20160917 |