CN216367420U

CN216367420U - A ultrafiltration device for peptide colloidal sol is concentrated

Info

Publication number: CN216367420U
Application number: CN202122913781.1U
Authority: CN
Inventors: 周则智; 徐德兵; 彭红斌; 杨剑
Original assignee: HUBEI SHASHI WATER TREATMENT EQUIPMENT FACTORY
Current assignee: HUBEI SHASHI WATER TREATMENT EQUIPMENT FACTORY
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-26
Anticipated expiration: 2031-11-25

Abstract

The utility model provides an ultrafiltration device for peptide sol concentration. The pipeline for the feed pump among the device is linked together with bag filter, the pipeline for the bag filter is linked together with concentrated washing case, concentrated washing case is linked together with pneumatic diaphragm pump with the pipeline, the pipeline is linked together with circulating pump group for the clear solution delivery outlet, circulating pump group is linked together with the ultrafiltration machine group with the pipeline, the ultrafiltration machine group is linked together with concentrated washing case with No. two feed back pipes and No. one feed back pipe respectively, the filtrate of ultrafiltration machine group is linked together with the product water tank with the pipeline, the product water tank is linked together with the product water transfer pump with the pipeline, the product water transfer pump is linked together with circulating water tank with the pipeline. The device obviously shortens the concentration time when using, and production efficiency has shown the improvement, makes the concentration of titanium sol improve to 20.2% from the 4.25% of beginning, and is more accurate to the control of temperature, and the concentrated quality of titanium sol obtains guaranteeing, can stable production and quality guarantee volume, has realized multi-functional an organic whole, and convenient to use has reduced use cost.

Description

A ultrafiltration device for peptide colloidal sol is concentrated

Technical Field

The utility model relates to the technical field of concentration and ultrafiltration, in particular to an ultrafiltration device for peptide sol concentration.

Background

The ultrafiltration membrane has wide industrial application, and is used for separating, concentrating and purifying biological products and medical products. A pre-treatment device for clarification, separation, waste water treatment and pure water preparation in the food industry. With the progress of the technology, the screening function of the ultrafiltration membrane is improved and strengthened, and the contribution to the human society is increased. In the screening process of the ultrafiltration membrane, the pressure difference between two sides of the membrane is used as a driving force, the ultrafiltration membrane is used as a filtering medium, under a certain pressure, when a stock solution flows through the surface of the membrane, a plurality of fine micropores densely distributed on the surface of the ultrafiltration membrane only allow water and small molecular substances to pass through to form a permeate, and substances in the stock solution, the volume of which is greater than the micropore diameter of the surface of the membrane, are intercepted on the liquid inlet side of the membrane to form a concentrated solution, so that the purposes of purifying, separating and concentrating the stock solution are achieved. The mechanical strength of the ultrafiltration membrane reflects the resistance of the membrane tube to the broken tube, and the broken tube leads the ultrafiltration membrane to lose the separation performance, so the resistance to the broken tube is an important index for evaluating the performance of the ultrafiltration membrane. The ultrafiltration membrane is divided into the following components according to different membrane materials: inorganic membranes, mainly ceramic membranes and metal membranes, and organic membranes. The organic membrane is mainly made of high molecular materials, such as cellulose acetate, aromatic polyamide, polyethersulfone, polyvinylidene fluoride, and the like. According to the shape of the membrane, it can be classified into flat membrane, tubular membrane, capillary membrane, hollow fiber membrane, etc.

Disclosure of Invention

The utility model aims to provide an ultrafiltration device for peptide sol concentration. The technical problems to be solved by the utility model are as follows: adopts a tubular organic ultrafiltration membrane subjected to special hydrophilization treatment to obtain high water flux under lower transmembrane pressure and improve the pollution resistance of the membrane tubePerformance; the device can remove TiO₂The concentration of the titanium sol is increased from 4.25 per mill to 20.2 percent by the excessive water in the solution.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

an ultrafiltration device for peptide sol concentration comprising: the device comprises a feed pump, a bag filter, a concentration cleaning tank, a circulating pump set, an ultrafilter set, a water production tank, a produced water transfer pump, a pneumatic diaphragm pump and a cooling mechanism, wherein the cooling mechanism comprises a heat exchanger, a water supplementing tank, an air cooling unit and a cooling water pump, the circulating pump set comprises a second circulating pump and a first circulating pump, the ultrafilter set comprises a first ultrafilter and a second ultrafilter, an input port of the feed pump in the device is communicated with a raw material input pipe through a pipeline, an output port of the feed pump is communicated with an input port of the bag filter through a pipeline, an output port of the bag filter is communicated with the concentration cleaning tank through a pipeline, a concentrated solution output port of the concentration cleaning tank after being concentrated for multiple times is communicated with the pneumatic diaphragm pump through a pipeline, a clear solution output port is communicated with an input port of the circulating pump set through a pipeline, an output port of the circulating pump set is communicated with an input port of the ultrafilter set through a pipeline, and two concentrated solution output ports of the ultrafilter set are respectively connected with the concentration cleaning tank through a second return pipe and a first return pipe The filtrate of the ultrafilter group is communicated with the input port of the water producing tank by a pipeline, the output port of the water producing tank is communicated with the input port of the water producing transfer pump by a pipeline, and the output port of the water producing transfer pump is communicated with the circulating water tank by a pipeline.

The heat exchanger of the cooling mechanism in the device is arranged in the concentrated cleaning box, the output port of the heat exchanger is communicated with the input port of the air cooling unit through a pipeline, the output port of the air cooling unit is communicated with the input port of the cooling water pump through a pipeline, and the output port of the cooling water pump is communicated with the input port of the heat exchanger through a pipeline.

The input ports of a first circulating pump and a second circulating pump in the circulating pump set of the device are respectively communicated with the concentration cleaning tank through pipelines, and the output ports of the first circulating pump and the second circulating pump are respectively communicated with the first ultrafilter and the second ultrafilter through pipelines.

The filtrate of the first ultrafilter and the filtrate of the second ultrafilter in the ultrafilter group in the device are respectively communicated with a water production tank through pipelines, the concentrated solution outlet of the first ultrafilter is communicated with a concentrated cleaning tank through a first material return pipe, and the concentrated solution outlet of the second ultrafilter is communicated with the concentrated cleaning tank through a second material return pipe.

Compared with the prior art, the utility model has the following positive effects:

1. when the device is used in the titanium sol concentration and purification process, compared with the titanium sol filtered by a filter press in the prior art, the loss rate of the device is obviously reduced, and the concentration and purification quality of the titanium sol is greatly improved;

2. when the device is used, the concentration time is obviously shortened, the production efficiency is obviously improved, the concentration of the titanium sol is improved to 20.2 percent from 4.25 per mill of the initial concentration, and good economic benefit is brought to production enterprises;

3. the device is provided with an auxiliary cooling mechanism, so that the temperature is accurately controlled in the production process, the quality of titanium sol concentration is ensured, stable production can be realized, and the quality and the quantity can be guaranteed;

4. the device realizes the integration of multiple functions, is convenient to use, has low operating pressure, greatly reduces the energy consumption and reduces the use cost.

Drawings

FIG. 1 is a schematic view of the structure of a peptide sol concentration ultrafiltration device;

FIG. 2 is a schematic connection diagram of various components in the cooling mechanism;

FIG. 3 is a schematic view of a process flow of a peptide sol concentration ultrafiltration device.

In the figure: 1. the system comprises a feed pump, 2, a bag filter, 3, a concentration cleaning box, 4, a circulating pump group, 5, an ultrafilter group, 6, a water production box, 7, a water production transfer pump, 8, a pneumatic diaphragm pump, 9, a second material return pipe, 10, a first material return pipe, 11, a heat exchanger, 12, a water replenishing box, 13, an air cooling unit, 14, a cooling water pump, 15, a second circulating pump, 16, a first circulating pump, 17, a first ultrafilter and 18, a second ultrafilter.

Detailed Description

The technical scheme of the utility model is further clearly and completely described below with reference to the accompanying drawings.

Referring to the attached drawings 1-3, the input port of a feed pump 1 in the device is communicated with a raw material input pipe by a pipeline, the output port of the feed pump 1 is communicated with the input port of a bag filter 2 by a pipeline, the output port of the bag filter 2 is communicated with a concentration cleaning box 3 by a pipeline, the concentrated solution output port of the concentration cleaning box 3 after being concentrated for a plurality of times is communicated with a pneumatic diaphragm pump 8 by a pipeline, a clear solution output port is communicated with the input port of a circulating pump group 4 by a pipeline, the output port of the circulating pump group 4 is communicated with the input port of an ultrafilter group 5 by a pipeline, two concentrated solution output ports of the ultrafilter group 5 are respectively communicated with the concentration cleaning box 3 by a second return pipe 9 and a first return pipe 10, a filtrate of the ultrafilter group 5 is communicated with the input port of a water production box 6 by a pipeline, and the output port of the water production box 6 is communicated with the input port of a water production transfer pump 7 by a pipeline, the output port of the produced water transfer pump 7 is communicated with the circulating water tank by a pipeline.

A heat exchanger 11 of a cooling mechanism in the device is arranged in a concentrated cleaning box 3, an output port of the heat exchanger 11 is communicated with an input port of an air cooling unit 13 through a pipeline, an output port of the air cooling unit 13 is communicated with an input port of a cooling water pump 14 through a pipeline, and an output port of the cooling water pump 14 is communicated with an input port of the heat exchanger 11 through a pipeline.

In the device, the input ports of a first circulating pump 16 and a second circulating pump 15 in a circulating pump group 4 are respectively communicated with a concentration cleaning tank 3 through pipelines, and the output ports of the first circulating pump 16 and the second circulating pump 15 are respectively communicated with a first ultrafilter 17 and a second ultrafilter 18 through pipelines.

The filtrate of a first ultrafilter 17 and a second ultrafilter 18 in an ultrafilter group 5 in the device is respectively communicated with a water production tank 6 by pipelines, the concentrated solution outlet of the first ultrafilter 17 is communicated with a concentrated cleaning tank 3 by a first return pipe 10, and the concentrated solution outlet of the second ultrafilter 18 is communicated with the concentrated cleaning tank 3 by a second return pipe 9.

When the device used, the feed pump 1 was inputed and promoted to the feed liquid by the conveyer pipe to the feed liquid, filtered the back through bag filter 2 and inputed concentrated washing case 3, when feed liquid input concentrated washing case 3 reached the required liquid level of start, closed feed pump 1 and stopped the feeding. And then, whether a valve on a pipeline between the concentrated cleaning box 3, the circulating pump group 4 (which is also used as a cleaning pump) and the ultrafiltration unit 5 and the product water tank 6 is in an open state or not is checked, after the check is finished, a first circulating pump 16 and a second circulating pump 15 in the circulating pump group 4 (which is also used as a cleaning pump) are opened, raw material liquid in the concentrated cleaning box 3 respectively enters inlets of a first ultrafilter 17 and a second ultrafilter 18 in the ultrafiltration unit 5, after ultrafiltration is carried out by the first ultrafilter 17 and the second ultrafilter 18, concentrated liquid flows back to the concentrated cleaning box 3 through a first return pipe 10 communicated with an outlet of the first ultrafilter 17, and simultaneously flows back to the concentrated cleaning box 3 through a second return pipe 9 communicated with an outlet of the second ultrafilter 18. In this way, the raw material liquid is pressurized in the concentration cleaning tank 3 through the circulation pump unit 4 into the ultrafiltration unit 5, and then flows back to the concentration cleaning tank 3 through the ultrafiltration unit 5, so that the raw material liquid is subjected to circulation concentration operation. Permeate liquid generated by the circulating concentration operation is conveyed to the water production tank 6 through a pipeline and collected, and when the liquid level in the water production tank 6 reaches a high level, the water production transfer pump 7 is started to convey ultrafiltration product water to a water consumption point.

This concentrated ultrafiltration device is after the concentrated operation of circulation a period, the temperature of titanium sol dense fluid can rise, when reaching the uniform temperature, open cooling complementary unit and carry out the cooling treatment to the device, examine earlier heat exchanger 11 in the concentrated washing case 3 in figure 2 before opening, cooling water pump 14, whether the valve on the pipeline is in the open mode between forced air cooling unit 13 to the moisturizing case 12, whether the cooling water in the moisturizing case 12 is filled up, after the inspection finishes, open forced air cooling unit 13, cooling water pump 14, cooling complementary unit begins to cool down for the concentrated titanium sol dense fluid of wasing in the case 3 and handles.

After the device is operated in a circulating concentration mode, when the titanium sol concentrated solution reaches the concentration required by the process, the device is stopped, the air cooling unit 13 and the cooling water pump 14 in the attached drawing 2 are closed in sequence, and then the circulating pump group 4 (also serving as a cleaning pump) in the attached drawing 1 is closed. And opening a reflux valve of the ultrafiltration membrane group 5, and transferring the titanium sol concentrated solution in the ultrafiltration membrane tube into a titanium sol concentrated solution collecting tank through a discharge port of the concentration cleaning tank 3 by the pneumatic diaphragm pump 8 after the titanium sol concentrated solution flows back into the concentration cleaning tank 3, so that the whole titanium sol concentration operation is completed.

After the titanium sol concentration process is completed, the device is subjected to chemical cleaning operation, and the chemical cleaning process of the device is as follows: put into concentrated washing case 3 with the pure water through the pipeline in, after the pure water liquid level reached the start liquid level in concentrated washing case 3, start circulating pump 16 and No. two circulating pumps 15 in the circulating pump group 4 (hold concurrently the scavenging pump), make the pure water in the concentrated washing case 3 get into the circulating pump group 4 (hold concurrently the scavenging pump), then go into the ultrafiltration membrane group 5 through the circulating pump group 4 (hold concurrently the scavenging pump) with the pure water pump, wash No. one ultrafilter 17 and No. two ultrafilters 18, the dense water of the ultrafiltration membrane in the cleaning process and the product water of ultrafiltration membrane all get into concentrated washing case 3 through return pipe 10 and No. two return pipes 9 and carry out the circulation and wash. Then adding a medicament into the concentration cleaning box 3, and stopping adding the medicament after the concentration of the medicament is determined by test paper to meet the requirement. And (3) circularly cleaning the ultrafiltration device for 30-40 minutes, stopping the machine, draining the cleaning liquid in the concentrated cleaning tank 3, adding pure water, and repeatedly repeating the cleaning process until the cleaning liquid in the ultrafiltration device is completely washed.

The above description is only a non-limiting embodiment of the present invention, and many embodiments can be derived, and it will be apparent to those skilled in the art that many modifications and improvements can be made without departing from the inventive concept and without making creative efforts, and these embodiments are all within the protection scope of the present invention.

Claims

1. An ultrafiltration device for peptide sol concentration comprising: charge pump (1), bag filter (2), concentrated washing case (3), circulating pump group (4), ultrafiltration unit (5), product water tank (6), product water transfer pump (7), pneumatic diaphragm pump (8) and cooling mechanism, wherein cooling mechanism includes heat exchanger (11), moisturizing case (12), air-cooled unit (13) and cooling water pump (14), circulating pump group (4) are including No. two circulating pumps (15), circulating pump (16), ultrafiltration unit (5) are including No. one ultrafilter (17), No. two ultrafilters (18), its characterized in that: the device is characterized in that an input port of a feed pump (1) in the device is communicated with a raw material input pipe through a pipeline, an output port of the feed pump (1) is communicated with an input port of a bag filter (2) through a pipeline, an output port of the bag filter (2) is communicated with a concentration cleaning tank (3) through a pipeline, a concentrated solution output port of the concentration cleaning tank (3) after being concentrated for a plurality of times is communicated with a pneumatic diaphragm pump (8) through a pipeline, a clear solution output port is communicated with an input port of a circulating pump set (4) through a pipeline, an output port of the circulating pump set (4) is communicated with an input port of an ultrafilter set (5) through a pipeline, two concentrated solution output ports of the ultrafilter set (5) are respectively communicated with the concentration cleaning tank (3) through a second return pipe (9) and a first return pipe (10), a filtrate of the ultrafilter set (5) is communicated with an input port of a water production tank (6) through a pipeline, an output port of the water production tank (6) is communicated with an input port of a water transfer pump (7) through a pipeline, the output port of the produced water transfer pump (7) is communicated with the circulating water tank by a pipeline.

2. The ultrafiltration device for peptide sol concentration according to claim 1, wherein: a heat exchanger (11) of a cooling mechanism in the device is arranged in a concentrated cleaning box (3), an output port of the heat exchanger (11) is communicated with an input port of an air cooling unit (13) through a pipeline, an output port of the air cooling unit (13) is communicated with an input port of a cooling water pump (14) through a pipeline, and an output port of the cooling water pump (14) is communicated with an input port of the heat exchanger (11) through a pipeline.

3. The ultrafiltration device for peptide sol concentration according to claim 1, wherein: in the device, the input ports of a first circulating pump (16) and a second circulating pump (15) in a circulating pump set (4) are respectively communicated with a concentration cleaning tank (3) through pipelines, and the output ports of the first circulating pump (16) and the second circulating pump (15) are respectively communicated with a first ultrafilter (17) and a second ultrafilter (18) through pipelines.

4. The ultrafiltration device for peptide sol concentration according to claim 1, wherein: filtrate of a first ultrafilter (17) and a second ultrafilter (18) in an ultrafilter group (5) in the device are respectively communicated with a water production tank (6) through pipelines, a concentrated solution outlet of the first ultrafilter (17) is communicated with a concentrated cleaning tank (3) through a first return pipe (10), and a concentrated solution outlet of the second ultrafilter (18) is communicated with the concentrated cleaning tank (3) through a second return pipe (9).