CN109876524B - Freezing filter unit - Google Patents
Freezing filter unit Download PDFInfo
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- CN109876524B CN109876524B CN201910131635.8A CN201910131635A CN109876524B CN 109876524 B CN109876524 B CN 109876524B CN 201910131635 A CN201910131635 A CN 201910131635A CN 109876524 B CN109876524 B CN 109876524B
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Abstract
The invention provides a freezing filter unit, comprising: the system comprises a refrigeration system Q1, a liquid inlet system, a cooling circulation system, a refrigerant circulation system, a cooling system, a filtering system, a circulation cutting system A, a circulation cutting system B, a filtering type interceptor C3 temperature supplementing system and a circulation temperature supplementing system; the process of the invention is scientific, simple to operate, replaces a freezing filtration system using a filter aid medium, saves mineral resources, and is clean and environment-friendly.
Description
Technical Field
The invention relates to a freezing filter unit in the freezing and filtering industry.
Background
At present, in the liquid freezing filtration in the industries of medicine, chemical industry, light industry, beverage and the like, a plurality of filtration modes and cleaning processes are available in the market, and a large amount of mixture is left after each filtration and discharged to cause pollution and the resources are not renewable; heat energy is wasted, and the cleaning and continuous filtering of the freezing filter unit on the market need to be improved.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a freezing filter unit which is simple to operate and easy to use, has a scientific and practical process, recovers heat energy, and realizes quick cleaning and continuous filtering.
The freezing and filtering unit comprises: the system comprises a refrigeration system Q1, a liquid inlet system, a cooling circulation system, a heat medium circulation system, a heat exchange system, a refrigerant circulation system, a cooling system, a filtering system, an A circulation flow cutting system, a B circulation flow cutting system, a filtering type interceptor C3 temperature supplementing system and a circulation temperature supplementing system; the refrigeration system Q1 comprises an explosion-proof compressor, a condenser, an evaporator, a gas-liquid separator, an expansion valve, a drying filter and the like, and is connected through a pipeline to form a refrigeration loop; the liquid inlet system comprises a valve A1, a protective filter C1, a liquid inlet pump H1, a valve A2, a primary exchanger W1, a secondary compensation exchanger W2, a valve A3, a filter pump H2, a valve A4, a filter C2, a valve A5, a fine filter pump H3, a valve A6, a fine filter C4, a valve B9, a circulating pump H4, a valve B2 and a filter interceptor C3 which are connected through pipelines to form a liquid inlet loop; the cooling circulation system comprises a cooling tower system Q2, a valve Q3, a cooling pump H5, the condenser, an exchanger K6 and a valve Q4 which are connected through pipelines to form a cooling circulation loop; the heat medium circulating system comprises a heat medium tank F8, a valve F5, a heat medium pump K7, an exchanger K6, an exchanger W7 and a valve F3 which are connected through pipelines to form a heat medium circulating loop; the heat exchange system comprises a valve F1, a pump F7, the exchanger W7 and a valve F2 which are connected through a pipeline to form a heat exchange loop; the refrigerant circulating system comprises a refrigerant tank Q7, a valve Q6, the evaporator, the secondary compensation exchanger W2, a refrigerant pump H6 and a valve Q8 which are connected through pipelines to form a refrigerant circulating loop; the cooling system comprises the liquid inlet pump H1, the valve A2, the primary exchanger W1, the secondary compensation exchanger W2, the valve A3, the filter pump H2, the valve A4, the filter C2, the valve A5, the fine filter pump H3, the valve A6, the fine filter C4, the primary exchanger W1, a turbidity meter W3 and a valve A8 which are connected through pipelines to form a cooling loop; the filtering system comprises the valve A1, the guard filter C1, the liquid inlet pump H1, the valve A2, the primary exchanger W1, the secondary compensation exchanger W2, the valve A3, the filter pump H2, the valve A4, the filter C2, the valve A5, the fine filter pump H3, the valve A6, the fine filter C4, the primary exchanger W1, the turbidity meter W3 and the valve A7 which are connected through pipelines to form a filtering loop; the A circulating flow cutting system comprises the filter C2, the valve B1, the circulating pump H4, the valve B2, the filtering interceptor C3 and the valve B3 which are connected through pipelines to form an A circulating flow cutting loop; the B circulation flow cutting system comprises a fine filter C4, a valve B9, a circulation pump H4, a valve B2, a filtering interceptor C3 and a valve B8 which are connected through a pipeline to form a B circulation flow cutting loop; the temperature supplementing system of the filtering interceptor C3 comprises a valve B6, the circulating pump H4, the valve B2, the filtering interceptor C3, a valve B4 and an exchanger W6 which are connected through pipelines to form a temperature supplementing loop of the filtering interceptor C3; the circulating temperature supplementing system comprises the refrigerant tank Q7, a valve E7, a pump E8, the exchanger W6 and a valve E6, and is connected through a pipeline to form a circulating temperature supplementing loop.
When the attachments filtered and intercepted by the filtering machine in the filtering system are increased and need to be cleaned, the attachments are cut into the interceptors through liquid and the circulating intercepting system, so that the cleaning function is realized quickly, the cleaning function can be implemented during filtering, and the cleaning function can also be implemented after the filtering system is stopped.
The following steps are carried out during the filtration: the filtering pressure is set to be a low pressure value and a high pressure value, when the pressure rises to reach the high pressure value, the circulating interception system is started, and the attachments on the filter plate are cut through circulating flow and are brought into and intercepted in an interceptor in the circulating interception system; when the pressure value of the continuous filtration is reduced to reach the low pressure value, the circulating interception system is closed; the low pressure value and the high pressure value are set according to actual requirements.
The principle of flow cutting: carry out the filter surface to filter plate in the filter through the feed liquor velocity of flow and strike, the impact has broken away from the attachment of filtering the interception on the filter surface, the rethread circulation interception system circulation has the mixed liquid of attachment, it intercepts to attach filtration circulation in the interceptor, realized fast the attachment of filter surface breaks away from, can realize continuous filterable purpose simultaneously, has realized the principle that the flow is cut.
Drawings
Fig. 1 is a schematic diagram of the present invention, and the icons are respectively: the system comprises a valve A, a filter protection C, a liquid inlet pump H, a valve A, a primary exchanger W, a secondary compensation exchanger W, a refrigeration system Q, a valve A, a filter pump H, a valve A, a filter C, a valve A, a fine filter pump H, a valve A, a fine filter C, a turbidity meter W, a circulating valve A, a valve B, a circulating pump H, a filter interceptor C, a valve E, an exchanger W, a cooling tower system Q, a valve Q, a cooling pump H, a valve Q, a refrigerant pump H, a valve Q, a refrigerant tank Q, a heat medium tank F, a valve F, a heat medium pump K, an exchanger W, a valve F, a pump F and a valve F.
Detailed Description
The present invention will now be described in further detail with reference to the attached drawings and the above summary of the invention. The invention aims to provide a freezing filter unit, and the process of the invention is scientific, simple to operate, clean and environment-friendly.
Embodiments referring to fig. 1, the freezing and filtering unit includes: the system comprises a refrigeration system Q1, a liquid inlet system, a cooling circulation system, a heat medium circulation system, a heat exchange system, a refrigerant circulation system, a cooling system, a filtering system, an A circulation flow cutting system, a B circulation flow cutting system, a filtering type interceptor C3 temperature supplementing system and a circulation temperature supplementing system; the refrigeration system Q1 comprises an explosion-proof compressor, a condenser, an evaporator, a gas-liquid separator, an expansion valve, a drying filter and the like, and is connected through a pipeline to form a refrigeration loop; the liquid inlet system comprises a valve A1, a protective filter C1, a liquid inlet pump H1, a valve A2, a primary exchanger W1, a secondary compensation exchanger W2, a valve A3, a filter pump H2, a valve A4, a filter C2, a valve A5, a fine filter pump H3, a valve A6, a fine filter C4, a valve B9, a circulating pump H4, a valve B2 and a filter interceptor C3 which are connected through pipelines to form a liquid inlet loop; the cooling circulation system comprises a cooling tower system Q2, a valve Q3, a cooling pump H5, the condenser, an exchanger K6 and a valve Q4 which are connected through pipelines to form a cooling circulation loop; the heat medium circulating system comprises a heat medium tank F8, a valve F5, a heat medium pump K7, an exchanger K6, an exchanger W7 and a valve F3 which are connected through pipelines to form a heat medium circulating loop; the heat exchange system comprises a valve F1, a pump F7, the exchanger W7 and a valve F2 which are connected through a pipeline to form a heat exchange loop; the refrigerant circulating system comprises a refrigerant tank Q7, a valve Q6, the evaporator, the secondary compensation exchanger W2, a refrigerant pump H6 and a valve Q8 which are connected through pipelines to form a refrigerant circulating loop; the cooling system comprises the liquid inlet pump H1, the valve A2, the primary exchanger W1, the secondary compensation exchanger W2, the valve A3, the filter pump H2, the valve A4, the filter C2, the valve A5, the fine filter pump H3, the valve A6, the fine filter C4, the primary exchanger W1, a turbidity meter W3 and a valve A8 which are connected through pipelines to form a cooling loop; the filtering system comprises the valve A1, the guard filter C1, the liquid inlet pump H1, the valve A2, the primary exchanger W1, the secondary compensation exchanger W2, the valve A3, the filter pump H2, the valve A4, the filter C2, the valve A5, the fine filter pump H3, the valve A6, the fine filter C4, the primary exchanger W1, the turbidity meter W3 and the valve A7 which are connected through pipelines to form a filtering loop; the A circulating flow cutting system comprises the filter C2, the valve B1, the circulating pump H4, the valve B2, the filtering interceptor C3 and the valve B3 which are connected through pipelines to form an A circulating flow cutting loop; the B circulation flow cutting system comprises a fine filter C4, a valve B9, a circulation pump H4, a valve B2, a filtering interceptor C3 and a valve B8 which are connected through a pipeline to form a B circulation flow cutting loop; the temperature supplementing system of the filtering interceptor C3 comprises a valve B6, the circulating pump H4, the valve B2, the filtering interceptor C3, a valve B4 and an exchanger W6 which are connected through pipelines to form a temperature supplementing loop of the filtering interceptor C3; the circulating temperature supplementing system comprises the refrigerant tank Q7, a valve E7, a pump E8, the exchanger W6 and a valve E6, and is connected through a pipeline to form a circulating temperature supplementing loop.
The method comprises the following specific operations: after the preparation process is ready, the cooling circulation system, the refrigerant circulation system and the refrigerating system Q1 are started, the liquid inlet system is started to fully load and filter stock solution and is closed, then the cooling system is started to cool and close the system when the temperature reaches the filtering requirement, and then the filtering system is started. In the process of the filtration system mode, the circulating temperature supplementing system and the filtration type interceptor C3 temperature supplementing system are started to supplement temperature, and the circulating temperature supplementing system and the filtration type interceptor C3 temperature supplementing system are closed when the temperature of the stock solution of the filtration type interceptor C3 reaches the filtration temperature; when the pressure of the filter C2 reaches the cleaning state, the circulation flow cutting system A is started to cut attachments intercepted by the filtering surface of the filtering plate in the filter C2 in a flow mode, the attachments are filtered and intercepted into the filtering type interceptor C3 through the circulation flow cutting system A, and the circulation flow cutting system A is closed after the pressure of the filter C2 meets the filtering requirement; when the pressure of the fine filter C4 reaches cleaning, the B circulation flow cutting system is started to cut the attachments intercepted by the filter surface of the filter plate in the fine filter C4 in a flow mode, the attachments are filtered and intercepted into the filter type interceptor C3 through the B circulation flow cutting system, and the B circulation flow cutting system is closed after the pressure of the fine filter C4 meets the filtering requirement; realizes on-line cleaning and ensures continuous filtration.
According to the production heat energy recovery requirement, after the cooling circulation system, the refrigerant circulation system and the refrigeration system Q1 operate, the heat medium circulation system is started to recover heat energy, and the heat exchange system is started to apply heat energy after the recovered heat energy meets the requirement.
The invention has the advantages of improving the working efficiency and reducing the production cost, has scientific process and simple operation, replaces a freezing and filtering system using a filter aid medium, saves mineral resources, and is clean and environment-friendly.
Claims (1)
1. A freeze filter unit, comprising:
the system comprises a refrigeration system Q1, a liquid inlet system, a cooling circulation system, a heat medium circulation system, a heat exchange system, a refrigerant circulation system, a cooling system, a filtering system, an A circulation flow cutting system, a B circulation flow cutting system, a filtering type interceptor C3 temperature supplementing system and a circulation temperature supplementing system;
the refrigeration system Q1 comprises an explosion-proof compressor, a condenser, an evaporator, a gas-liquid separator, an expansion valve and a drying filter, and is connected through a pipeline to form a refrigeration loop;
the liquid inlet system comprises a valve A1, a protective filter C1, a liquid inlet pump H1, a valve A2, a primary exchanger W1, a secondary compensation exchanger W2, a valve A3, a filter pump H2, a valve A4, a filter C2, a valve A5, a fine filter pump H3, a valve A6, a fine filter C4, a valve B9, a circulating pump H4, a valve B2 and a filter interceptor C3 which are sequentially connected through pipelines to form a liquid inlet loop;
the cooling circulation system comprises a cooling tower system Q2, a valve Q3, a cooling pump H5, the condenser, an exchanger K6 and a valve Q4 which are sequentially connected through pipelines to form a cooling circulation loop;
the heat medium circulating system comprises a heat medium tank F8, a valve F5, a heat medium pump K7, an exchanger K6, an exchanger W7 and a valve F3 which are sequentially connected through pipelines to form a heat medium circulating loop;
the heat exchange system comprises a valve F1, a pump F7, the exchanger W7 and a valve F2 which are connected in sequence through pipelines to form a heat exchange loop;
the refrigerant circulating system comprises a refrigerant tank Q7, a valve Q6, the evaporator, the secondary compensation exchanger W2, a refrigerant pump H6 and a valve Q8 which are sequentially connected through a pipeline to form a refrigerant circulating loop;
the cooling system comprises the liquid inlet pump H1, the valve A2, the primary exchanger W1, the secondary compensation exchanger W2, the valve A3, the filter pump H2, the valve A4, the filter C2, the valve A5, the fine filter pump H3, the valve A6, the fine filter C4, the primary exchanger W1, a turbidity meter W3 and a valve A8 which are sequentially connected through pipelines to form a cooling loop;
the filtering system comprises the valve A1, the protecting filter C1, the liquid inlet pump H1, the valve A2, the primary exchanger W1, the secondary compensation exchanger W2, the valve A3, the filtering pump H2, the valve A4, the filtering machine C2, the valve A5, the fine filtering pump H3, the valve A6, the fine filtering machine C4, the primary exchanger W1, the turbidity meter W3 and the valve A7 which are connected in sequence through pipelines to form a filtering loop;
the A circulating flow cutting system comprises the filter C2, the valve B1, the circulating pump H4, the valve B2, the filtering interceptor C3 and the valve B3 which are connected through a pipeline to form an A circulating flow cutting loop in sequence;
the B circulation flow cutting system comprises a fine filter C4, a valve B9, a circulation pump H4, a valve B2, a filtering interceptor C3 and a valve B8 which are sequentially connected through pipelines to form a B circulation flow cutting loop;
the temperature supplementing system of the filtering interceptor C3 comprises a valve B6, a circulating pump H4, a valve B2, a filtering interceptor C3, a valve B4 and an exchanger W6 which are sequentially connected through pipelines to form a temperature supplementing loop of the filtering interceptor C3;
the circulating temperature supplementing system comprises the refrigerant tank Q7, a valve E7, a pump E8, the exchanger W6 and a valve E6 which are sequentially connected through pipelines to form a circulating temperature supplementing loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910131635.8A CN109876524B (en) | 2019-02-22 | 2019-02-22 | Freezing filter unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910131635.8A CN109876524B (en) | 2019-02-22 | 2019-02-22 | Freezing filter unit |
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| CN109876524A CN109876524A (en) | 2019-06-14 |
| CN109876524B true CN109876524B (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910131635.8A Active CN109876524B (en) | 2019-02-22 | 2019-02-22 | Freezing filter unit |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201553723U (en) * | 2009-12-14 | 2010-08-18 | 薛爱民 | Wine filtration aiding medium recovery and recycle freezing and filtering device |
| CN201553722U (en) * | 2009-11-30 | 2010-08-18 | 薛爱民 | Wine liquid filtering device |
| CN202569788U (en) * | 2012-03-20 | 2012-12-05 | 湘潭林海机械制造有限公司 | Energy-saving refrigeration filtering unit |
| CN108759201A (en) * | 2018-07-16 | 2018-11-06 | 高云芝 | A kind of freezing filtration device of double refrigeration systems |
| CN108854239A (en) * | 2018-07-16 | 2018-11-23 | 高云芝 | It is a kind of to freeze double filter devices |
-
2019
- 2019-02-22 CN CN201910131635.8A patent/CN109876524B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201553722U (en) * | 2009-11-30 | 2010-08-18 | 薛爱民 | Wine liquid filtering device |
| CN201553723U (en) * | 2009-12-14 | 2010-08-18 | 薛爱民 | Wine filtration aiding medium recovery and recycle freezing and filtering device |
| CN202569788U (en) * | 2012-03-20 | 2012-12-05 | 湘潭林海机械制造有限公司 | Energy-saving refrigeration filtering unit |
| CN108759201A (en) * | 2018-07-16 | 2018-11-06 | 高云芝 | A kind of freezing filtration device of double refrigeration systems |
| CN108854239A (en) * | 2018-07-16 | 2018-11-23 | 高云芝 | It is a kind of to freeze double filter devices |
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| CN109876524A (en) | 2019-06-14 |
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