CN211411640U

CN211411640U - Ultrafiltration membrane concentration device

Info

Publication number: CN211411640U
Application number: CN201921907981.2U
Authority: CN
Inventors: 邓红军; 李小云
Original assignee: Shanghai Chuangyang Water Treatment Equipment Co Ltd
Current assignee: Shanghai Chuangyang Water Treatment Equipment Co Ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-04
Anticipated expiration: 2029-11-05

Abstract

The utility model provides a pair of milipore filter enrichment facility, include: the system comprises one or more ultrafiltration membranes arranged in parallel, a stock solution inlet pipeline, a filtrate outlet pipeline and a concentrated solution outlet pipeline, wherein the stock solution inlet pipeline is respectively connected with inlets at the bottoms of the ultrafiltration membranes, the filtrate outlet pipeline is respectively connected with filtrate outlets at the tops of the ultrafiltration membranes, and the concentrated solution outlet pipeline is respectively connected with concentrated solution outlets at the upper parts of the ultrafiltration membranes. The utility model relates to an ultrafiltration membrane enrichment facility has adopted and has utilized the polysulfone to be the membrane material, and the external pressure type polysulfone hollow fiber ultrafiltration membrane of making through the phase inversion method can get rid of bacterial endotoxin and make it reach the water index for injection of the current pharmacopoeia regulation of china, the traditional multiple-effect distillation plant of fungible.

Description

Ultrafiltration membrane concentration device

Technical Field

The utility model relates to an milipore filter enrichment facility, in particular to milipore filter enrichment facility for getting rid of interior mycin of bacterium.

Background

In the technical field of filtration, more traditional multi-effect distillation devices are adopted at present, media such as steam and cooling water are needed, the requirements on environmental protection and emission are high, and the distillation device is not suitable for production workshops without the media such as steam and cooling water. Moreover, the traditional multi-effect distillation device belongs to a pressure container, and needs procedures such as approval and the like, so that the period is long; the requirement on the installation environment is high, the requirement on the safety protection of operators is high, and the equipment is maintained frequently. In addition, the traditional multi-effect distillation device has higher early investment cost and higher later operation and maintenance cost. The above factors determine that conventional multi-effect distillation apparatus are not suitable for filtering for removing bacteriological mycins in the biopharmaceutical industry.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a solve above-mentioned problem and go on, aim at provides an milipore filter enrichment facility, has adopted in the device to utilize polysulfone to be the membrane material, and external pressure type polysulfone hollow fiber milipore filter made through the phase inversion method can get rid of bacterial endotoxin and make its injection water index that reaches the current pharmacopoeia regulation of china, the traditional multiple-effect distillation plant of fungible.

The utility model provides an ultrafiltration membrane concentration device has such characteristic, include: the system comprises one or more ultrafiltration membranes arranged in parallel, a stock solution inlet pipeline, a filtrate outlet pipeline and a concentrated solution outlet pipeline, wherein the stock solution inlet pipeline is respectively connected with an inlet at the bottom of each ultrafiltration membrane, the filtrate outlet pipeline is respectively connected with a filtrate outlet at the top of each ultrafiltration membrane, and the concentrated solution outlet pipeline is respectively connected with a concentrated solution outlet at the upper part of each ultrafiltration membrane.

The utility model provides an milipore filter enrichment facility still has such characteristic, stoste inlet pipeline with filtrating outlet pipeline links to each other through first connecting tube, be connected with compressed air inlet pipeline on the first connecting tube.

The utility model provides an milipore filter enrichment facility still has such characteristic, first admission valve, second admission valve and the third admission valve that have arranged in proper order on the compressed air inlet pipeline.

The utility model provides an milipore filter enrichment facility still has such characteristic, first connecting tube with stoste inlet pipe way with the both ends that filtrating outlet pipe says and connects have first purge valve and second purge valve respectively.

The utility model provides an milipore filter enrichment facility still has such characteristic, first admission valve the second admission valve with the third admission valve is pneumatic butterfly valve, manual ball valve and check valve respectively.

The utility model provides an milipore filter enrichment facility still has such characteristic, first purge valve and second purge valve are pneumatic diaphragm valve and check valve respectively.

The utility model provides an milipore filter enrichment facility still has such characteristic, the milipore filter is external pressure type polysulfone hollow fiber milipore filter.

Utility model action and effect

The utility model relates to an ultrafiltration membrane enrichment facility adopts neotype external pressure formula polysulfone hollow fiber ultrafiltration membrane to be used for getting rid of bacterial endotoxin in the device to the ultrafiltrate that makes and obtain reaches the water for injection index of the existing pharmacopoeia regulation of china, ultrafiltration membrane enrichment facility's separation precision is high, and the separation rate is fast. The utility model provides a device not only does not need steam and cooling water during operation production, requires relatively lower to the installation environment, and earlier stage input cost and later maintenance cost are lower, do not relate to procedures such as the approval of special equipment yet, and the cycle of input production is short, and is easy and simple to handle, the safety and stability, area is little, and the power consumption is low, long service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of an embodiment of the atomization device of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, the utility model provides an ultrafiltration membrane concentration device, including: one or more ultrafiltration membranes arranged in parallel, more specifically the ultrafiltration membrane may be a UF ultrafiltration membrane. The number of the ultrafiltration membranes can be determined according to actual requirements, and can be one, and when the treatment capacity is large, a plurality of ultrafiltration membranes arranged in parallel can be adopted. In some embodiments, there are three ultrafiltration membranes 1, 2, 3 arranged side by side. The ultrafiltration membranes 1, 2 and 3 are provided with

stock solution inlets

11, 21 and 31 at the bottom,

filtrate outlets

12, 22 and 32 at the top, and concentrated solution outlets 13, 23 and 33 at the upper parts of the ultrafiltration membranes 1, 2 and 3.

The ultrafiltration membrane concentration device is provided with a stock solution inlet pipeline 4 used for introducing stock solution to be filtered, the stock solution inlet pipeline 4 is respectively connected with

inlets

11, 21 and 31 at the bottoms of the ultrafiltration membranes, and the stock solution is conveyed into the ultrafiltration membranes 1, 2 and 3 which are arranged in parallel through the same stock solution inlet pipeline 4. The ultrafiltration membrane concentration device is also provided with a filtrate outlet pipeline 5 which is respectively connected with

filtrate outlets

12, 22 and 32 at the top of the ultrafiltration membranes which are arranged in parallel. The filtrate in each of the ultrafiltration membranes is discharged through the

filtrate outlet

12, 22, 32 into the filtrate outlet conduit 5. In addition, the ultrafiltration membrane concentration device is also provided with a concentrated solution outlet pipeline 6 which is respectively connected with concentrated solution outlets 13, 23 and 33 at the upper parts of the ultrafiltration membranes which are arranged in parallel, and the concentrated solution filtered out from each ultrafiltration membrane is discharged into the concentrated solution outlet pipeline 6 through the concentrated solution outlets 13, 23 and 33.

Additionally, the utility model provides a pair of among ultrafiltration membrane enrichment facility, for periodic cleaning the ultrafiltration membrane still has first connecting pipeline 7, 7 both ends of first connecting pipeline respectively with stoste inlet pipe says 5 with filtrating outlet pipe says 6 and links to each other, still be connected with compressed air inlet pipeline 8 on the first connecting pipeline 7. Further, the compressed air inlet duct 8 is provided with a first air inlet valve 81, a second air inlet valve 82 and a third air inlet valve 83 which are arranged in sequence. In some embodiments, the first, second, and

third intake valves

81, 82, and 83 are pneumatic butterfly valves, manual ball valves, and check valves, respectively.

In addition, both ends of the first connection pipe 7 connected to the raw liquid inlet pipe 5 and the filtrate outlet pipe 6 are provided with a first cleaning valve 71 and a second cleaning valve 72, respectively. In some embodiments, the first and

second purge valves

71, 72 are pneumatic diaphragm valves 71 and check valves 72, respectively. That is, when the first cleaning valve 71 and the second cleaning valve 72, and the first air inlet valve 81, the second air inlet valve 82, and the third air inlet valve 83 on the compressed air inlet pipeline are opened, the compressed air is delivered into the first connecting pipeline 7 through the compressed air inlet pipeline 8, and then enters the ultrafiltration membranes 1, 2, and 3 arranged in parallel through the raw liquid inlet pipeline 5 and the filtrate outlet pipeline 6 connected to both ends of the first connecting pipeline 7 for cleaning.

In addition, the utility model provides an among the ultrafiltration membrane enrichment facility, ultrafiltration membrane 1, 2, 3 are external pressure formula polysulfone hollow fiber ultrafiltration membrane, realize the quick separation through the tiny micropore on the thin exocuticle (epidermis layer thickness is only 0.1-10 μm) on the ultrafiltration membrane wall, and its separation precision is high, can accomplish nanometer separation. The size of the micro-pores of the ultrafiltration membrane is between that of the reverse osmosis membrane and that of the micro-pore filtration membrane, and is about 5-100 nm. Through the sieving effect of the micropores, particles, bacteria, viruses, bacterial endotoxins and the like with the volume larger than the micropores in the water solution are intercepted by the ultrafiltration membrane and then are flushed away from the membrane surface by water flow of water to be filtered continuously entering the ultrafiltration membrane to form concentrated solution; and the water molecules have a volume smaller than that of the micropores of the ultrafiltration membrane, and thus permeate the ultrafiltration membrane to become purified water. The separation capacity of the ultrafiltration membrane mainly depends on the pore size and the micropore area of the skin layer of the ultrafiltration membrane. The interception molecular weight of the external pressure type polysulfone hollow fiber ultrafiltration membrane in the utility model is 6000, the aperture of the micropores of the surface layer of the ultrafiltration membrane is 5-100nm, and the area of the micropores effective membrane is 18 square meters.

Effects and effects of the embodiments

According to the ultrafiltration membrane concentration device related to the embodiment, a novel external pressure type polysulfone hollow fiber ultrafiltration membrane is adopted in the device for removing bacterial endotoxin, and the obtained ultrafiltrate reaches the water for injection index specified in the current pharmacopoeia of China, so that the ultrafiltration membrane concentration device is high in separation precision and high in separation speed. The utility model provides a device not only does not need steam and cooling water during operation production, requires relatively lower to the installation environment, and earlier stage input cost and later maintenance cost are lower, do not relate to procedures such as the approval of special equipment yet, and the cycle of input production is short, and is easy and simple to handle, the safety and stability, area is little, and the power consumption is low, long service life.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, apparatus, article, or method. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, apparatus, article, or method that includes the element.

The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments. Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An ultrafiltration membrane concentration device, comprising:

one or more ultrafiltration membranes which are arranged in parallel,

a stock solution inlet pipeline which is respectively connected with the inlets at the bottom of the ultrafiltration membranes,

a filtrate outlet pipeline which is respectively connected with the filtrate outlet at the top of each ultrafiltration membrane,

and the concentrated solution outlet pipeline is respectively connected with the concentrated solution outlet at the upper part of each ultrafiltration membrane.

2. The ultrafiltration membrane concentration device of claim 1, wherein the stock solution inlet pipeline and the filtrate outlet pipeline are connected through a first connecting pipeline, and a compressed air inlet pipeline is connected to the first connecting pipeline.

3. The ultrafiltration membrane concentration device of claim 2, wherein the compressed air inlet pipeline is provided with a first air inlet valve, a second air inlet valve and a third air inlet valve which are arranged in sequence.

4. The ultrafiltration membrane concentration device according to claim 3, wherein the first connecting pipeline is provided with a first cleaning valve and a second cleaning valve at two ends connected with the stock solution inlet pipeline and the filtrate outlet pipeline respectively.

5. The ultrafiltration membrane concentration apparatus of claim 3, wherein said first air inlet valve, said second air inlet valve, and said third air inlet valve are a pneumatic butterfly valve, a manual ball valve, and a check valve, respectively.

6. The ultrafiltration membrane concentration device of claim 4, wherein the first and second purge valves are pneumatic diaphragm valves and check valves, respectively.

7. The ultrafiltration membrane concentration device of claim 1, wherein the ultrafiltration membrane is an external pressure polysulfone hollow fiber ultrafiltration membrane.