CN202410530U - Testing equipment for determining filtering and degerming parameters of heat-sensitive substance film - Google Patents
Testing equipment for determining filtering and degerming parameters of heat-sensitive substance film Download PDFInfo
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- CN202410530U CN202410530U CN2011205621039U CN201120562103U CN202410530U CN 202410530 U CN202410530 U CN 202410530U CN 2011205621039 U CN2011205621039 U CN 2011205621039U CN 201120562103 U CN201120562103 U CN 201120562103U CN 202410530 U CN202410530 U CN 202410530U
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- degerming
- testing equipment
- filter element
- sensitive substance
- heat
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Abstract
The utility model relates to testing equipment for determining the filtering and degerming parameters of a heat-sensitive substance film. The testing equipment comprises multiple stages of sample buckets and filtering units which are arranged in series, wherein each stage of filtering unit is arranged between one stage of sample bucket and a next stage of sample bucket; a one-way valve is arranged between every stage of filtering unit and a next stage of sample bucket; the sample buckets are connected with a high-pressure sterile air pipeline through a filtering decompression value; the multiple stages of filtering units which are arranged in series are two-stage filtering units; a first stage filtering unit is used for removing impurities from and degerming a solution; and a second stage filtering unit is used for finally degerming. The pressure range of high-pressure sterile air in the high-pressure sterile air pipeline is 1-20 bar. The testing equipment contributes to researching the degerming parameters and properties of various heat-sensitive substances, basis can be provided for type matching of equipment in industrial production, and the equipment purchasing risk is lowered.
Description
Technical field
The utility model relates to a kind of membrane filtration testing equipment, particularly a kind of testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter.
Background technology
In the production process of liquid milk dairy products, can use the processing aid or the nutrition fortifier of a lot of types, wherein have part material and belong to heat-sensitive substance; Because it has specific biology and chemical functional, the heat treatment meeting destroys their structure, causes it to lose activity; Thereby losing nutritive value or miscellaneous function; And heat treatment is technical process necessary in the liquid milk dairy product manufacturing process, just can make it reach sterilization effect through Overheating Treatment, therefore; From this aspects, heat treatment has limited the application of such heat-sensitive substance in the liquid milk dairy products.
Need the heat-sensitive substance of the type be prepared into sterile substance based on above reason, could it be carried out aseptic back and add (behind the UHT sterilization machine, aseptic heat-sensitive substance quantitatively being added in the ducted milk); In addition, be aseptic though some heat-sensitive substances are arranged, be powdered rubber; Can not directly be used for carrying out aseptic back adds; (aseptic back adding technology is powerless for solid powder substance, can only be used for adding liquid substance), therefore; At first need Powdered heat-sensitive substance be prepared into the liquid condition material and just can carry out the interpolation of aseptic back, be used for the production of liquid milk dairy products.
But; Different to the needed parameters of various heat-sensitive substance aseptic filtrations; Comprise: the kind of pressure, filter membrane, rate of filtration or the like, therefore, if the type of joining of equipment does not carry out according to the needed parameters of this kind material in suitability for industrialized production; Will go wrong, be unfavorable for expanding the scope of application of heat-sensitive substance.
The utility model content
The purpose of the utility model is; A kind of testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter is provided, is used for research, draw through research and filter the needed parameters of this kind material various different heat-sensitive substance degerming; The kind of pressure, filter membrane, rate of filtration or the like; The type of joining for equipment in the suitability for industrialized production provides strong foundation, reduces the risk of equipment purchase.
For realizing above-mentioned utility model purpose; A kind of testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter that the utility model provides; It is characterized in that; Described testing equipment comprises sample bucket and the filter element that some grades of series connection are provided with, and each grade filter element is arranged between sample bucket at the corresponding levels and the next stage sample bucket, also is provided with check valve between each grade filter element and the next stage sample bucket; Described sample bucket connects the high pressure sterile air pipe line through filtering pressure reducing valve.
A kind of improvement as technique scheme is provided with filter membrane or filtering film component in the described filter element.
As a kind of improvement of technique scheme, in the filter element that described some grades of series connection are provided with, the aperture of the filter membrane in the upper level filter element is greater than the aperture of the filter membrane in the next stage filter element.
As a kind of improvement of technique scheme, the diameter of described filter membrane diaphragm is 10～293mm.
As a kind of improvement of technique scheme, described filter membrane adopts dead-end filtration and tangential flow filtration.
As a kind of improvement of technique scheme, the material that described filter membrane adopts comprises: cellulose acetate CA, polysulfones PSO, polyvinylidene fluoride PVDF, stainless steel membrane or ceramic membrane.
As a kind of improvement of technique scheme, the filter element that described some grades of series connection are provided with is a two-stage, and first order filter element is used for the removal of impurities and degerming in advance of solution; Second level filter element is used for final degerming.
As a kind of improvement of technique scheme, the filter element that described some grades of series connection are provided with is a level Four, and first three grade filter element is used for the removal of impurities and degerming in advance of solution; Fourth stage filter element is used for final degerming.
As a kind of improvement of technique scheme, the first order sample bucket in the sample bucket that described some grades of series connection are provided with is connected with the CIP system through the CIP system interface, is used to clean whole filtration system.
As a kind of improvement of technique scheme, the pressure limit of the high pressure sterile air in the described high pressure sterile air pipe line is: 1～20bar.
The advantage of the utility model is that the utility model is of value to degerming parameter and the character of studying various heat-sensitive substances, can strong foundation be provided for the type of joining of equipment in the suitability for industrialized production, reduces the risk of equipment purchase.Concrete advantage comprises:
1, before every grade of filtration sample bucket is installed all, can be taken out the sample that leaches, the biologically active of sample survey turbidity and product; Verify the filter membrane impurity-eliminating effect and prevent that filter membrane is to the active influence of sample; This just can monitor each grade filtration, selects suitable filter membrane, makes an experiment.
2, the applying high voltage filtrated air as powered compressor filtrated air pressure limit is: 1～20bar.
3, check valve has guaranteed the uniformity of each cell mesh flow direction, does not have compressed air and is leaked to the phenomenon in the upper level filter.
4, whole filter is placed in the super-clean bench, and to reduce the influence of airborne microorganism to filter process, the raw material after the aseptic filtration can be filled in the sterile bag, is used for verifying bacteria-eliminating efficacy.
Description of drawings
Fig. 1 is the structural representation that is used for the testing equipment of definite heat-sensitive substance membrane filtration degerming parameter for the utility model.
The accompanying drawing sign:
1, high pressure sterile air pipe line 2, CIP system interface 3, sample bucket
4, check valve 5, filter membrane 6, sample inlet
7, filtering pressure reducing valve 8, equipment supporter
The specific embodiment
Below with a specific embodiment to the utility model be used for confirm that the testing equipment of heat-sensitive substance membrane filtration degerming parameter describes.
As shown in Figure 1, this equipment comprises two parts: locate filtration fraction and degerming part in advance, wherein pre-filtering partly comprises three-stage filtration equipment; Mainly be the removal of impurities and degerming in advance that is used for solution, make product purer, according to different physical properties with and clean level; The pre-filtering link can be reduced, the sample that upper level equipment filters out, the biologically active of sample survey turbidity and product can be from each sample bucket, taken out simultaneously; Verify the filter membrane impurity-eliminating effect and prevent that filter membrane is to the active influence of sample; This just can monitor each grade filtration, selects suitable filter membrane, makes an experiment; Degerming partly is the final degerming that is used for product, and sterile equipment is filled in the sterile bag, and sampling can be verified its bacteria-eliminating efficacy.
2, this equipment applying high voltage filtrated air pipeline 1 is as power resources.Use filtrated air can detail analysis to needed pressure in different heat-sensitive substances, the variable concentrations solution filter process, for the type selecting of peristaltic pump or aseptic pump in the later production provides strong foundation.Each filtration link is all joined filtering pressure reducing valve 7 simultaneously, can adjust compressed air pressure as required easily, and this compression filtrated air pressure limit is: 1～20bar, this pressure can satisfy the filtration sterilization process of various materials basically.
3, this equipment can connect the CIP cleaning equipment, can carry out aseptic cleaning to entire equipment.
4, the film filter of this equipment can connect various filter membrane and filtering film component; The diaphragm that comprises different-diameter (10-293mm); Dissimilar filter membrane (comprising dead-end filtration and tangential flow filtration), this equipment can make an experiment to the filter membrane of unlike material simultaneously, mainly comprises: kinds such as cellulose acetate (CA), polysulfones (PSO), polyvinylidene fluoride (PVDF), stainless steel membrane, ceramic membrane; Has good opening; Can sterilize to its supporting tool with pressure cooker for the dead-end filtration film, can carry out the CIP cleaning to entire equipment behind the connection device, guarantee the aseptic of system for tangential flow filtration.
5, check valve 4 has guaranteed the uniformity of each cell mesh flow direction, does not have compressed air and is leaked to the phenomenon in the upper level filter.
6, whole filter is placed in the super-clean bench, and to reduce the influence of airborne microorganism to filter process, the raw material after the aseptic filtration can be filled in the sterile bag, is used for verifying bacteria-eliminating efficacy.
In the present embodiment, select suitable filter membrane, connect whole filtration system, and whole non-velum filteration system is connected with the CIP system through CIP system interface 2, clean whole filtration system.
In concrete the application, heat-sensitive substance is handled:
1) if heat-sensitive substance is liquid material, then pre-treatment need be do not carried out, directly membrane filtration can be carried out.
2) if heat-sensitive substance is solid, shaped or pasty masses, then need raw material be carried out pre-treatment, it is prepared into certain density solution, carry out membrane filtration again and handle.
3) heat-sensitive substance of handling well is put into one-level filter sample bucket 3,, make the thermal sensitivity raw material smoothly through filter membrane 5 through filtering pressure reducing valve 7 adjustment filtrated air pressure; Stop to adjust pressure, heat-sensitive substance is removed miscellaneous operation, the liquid after filtering simultaneously gets into the sample bucket 3 of secondary device through sample inlet 6; Detect the turbidity of the solution after filtering simultaneously; If turbidity does not reach requirement, then further carry out removal of impurities, repeat this procedure.
4) solution after the removal of impurities is carried out in the three-stage filtration device, carrying out preliminary sterilization, adjust the pressure of aseptic compressed air simultaneously, reach the filtration requirement.
5) solution to preliminary degerming carries out further degerming, and this operates in the level Four filter and carries out, and the NaOH solution tank NaOH after filtering is packed in the sterile bag.
6) after the solution degerming, the aseptic of checking solution if can reach aseptic result, is then carried out production equipment according to the parameters of this process and is equipped with, if can not reach aseptic result, filter membrane and pressure parameter are changed in then repetitive operation.
It should be noted last that above embodiment is only unrestricted in order to the technical scheme of explanation the utility model.Although the utility model is specified with reference to embodiment; Those of ordinary skill in the art is to be understood that; The technical scheme of the utility model is made amendment or is equal to replacement; The spirit and the scope that do not break away from the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (10)
1. testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter; It is characterized in that; Described testing equipment comprises sample bucket and the filter element that some grades of series connection are provided with; Each grade filter element is arranged between sample bucket at the corresponding levels and the next stage sample bucket, also is provided with check valve between each grade filter element and the next stage sample bucket; Described sample bucket connects the high pressure sterile air pipe line through filtering pressure reducing valve.
2. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 1 is characterized in that, is provided with filter membrane or filtering film component in the described filter element.
3. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 2; It is characterized in that; In the filter element that described some grades of series connection are provided with, the aperture of the filter membrane in the upper level filter element is greater than the aperture of the filter membrane in the next stage filter element.
4. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 2 is characterized in that the diameter of described filter membrane diaphragm is 10～293mm.
5. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 2 is characterized in that described filter membrane adopts dead-end filtration and tangential flow filtration.
6. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 2; It is characterized in that the material that described filter membrane adopts comprises: cellulose acetate CA, polysulfones PSO, polyvinylidene fluoride PVDF, stainless steel membrane or ceramic membrane.
7. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 1 is characterized in that, the filter element that described some grades of series connection are provided with is a two-stage, and first order filter element is used for the removal of impurities and degerming in advance of solution; Second level filter element is used for final degerming.
8. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 1 is characterized in that, the filter element that described some grades of series connection are provided with is a level Four, and first three grade filter element is used for the removal of impurities and degerming in advance of solution; Fourth stage filter element is used for final degerming.
9. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 1; It is characterized in that; First order sample bucket in the sample bucket that described some grades of series connection are provided with is connected with the CIP system through the CIP system interface, is used to clean whole filtration system.
10. the testing equipment that is used for confirming heat-sensitive substance membrane filtration degerming parameter according to claim 1 is characterized in that the pressure limit of the high pressure sterile air in the described high pressure sterile air pipe line is: 1～20bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205621039U CN202410530U (en) | 2011-12-29 | 2011-12-29 | Testing equipment for determining filtering and degerming parameters of heat-sensitive substance film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205621039U CN202410530U (en) | 2011-12-29 | 2011-12-29 | Testing equipment for determining filtering and degerming parameters of heat-sensitive substance film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202410530U true CN202410530U (en) | 2012-09-05 |
Family
ID=46735329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205621039U Expired - Lifetime CN202410530U (en) | 2011-12-29 | 2011-12-29 | Testing equipment for determining filtering and degerming parameters of heat-sensitive substance film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202410530U (en) |
-
2011
- 2011-12-29 CN CN2011205621039U patent/CN202410530U/en not_active Expired - Lifetime
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |