CN109876526A - A kind of filter at low temperature unit - Google Patents
A kind of filter at low temperature unit Download PDFInfo
- Publication number
- CN109876526A CN109876526A CN201910131637.7A CN201910131637A CN109876526A CN 109876526 A CN109876526 A CN 109876526A CN 201910131637 A CN201910131637 A CN 201910131637A CN 109876526 A CN109876526 A CN 109876526A
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- Prior art keywords
- valve
- filter
- pump
- recycle stream
- cooling
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Abstract
The present invention is to provide a kind of filter at low temperature unit, comprising: refrigeration system Q1, feed liquor system, cooling recirculation system, coolant circulating system, cooling system, filtration system, A recycle stream cutting system and B recycle stream cutting system；The present invention improves work efficiency, reduces production cost, and present invention process meets science, easy to operate practical, has banned the freezing and filtering system with drainage medium, saves mineral resources, clean and environmental protection.
Description
Technical field
The present invention relates to one of filtering industry filter banks, are related to one of filter at low temperature industry filter at low temperature machine
Group.
Background technique
Currently, having many filter types in the market in the filtering of the industries liquid freezing such as medicine, chemical industry, light industry, drink
With cleaning process, a large amount of mineral resources such as diatomite has been used, after filtering and the discharge of a large amount of mixture has been remained every time etc. and causes
Pollution, resource are non-renewable；Freezing and filtering unit in the market has much room for improvement in cleaning and continuous filtering.
Summary of the invention
To solve the above-mentioned problems, the object of the present invention is to provide a kind of easy to operate, easy-to-use filter at low temperature units, should
Equipment is simple, realizes Rapid Cleaning and continuous filtering.
A kind of filter at low temperature unit includes: refrigeration system Q1, feed liquor system, cooling recirculation system, refrigerant circulation system
System, cooling system, filtration system, A recycle stream cutting system and B recycle stream cutting system；Wherein the refrigeration system Q1 includes explosion-proof
Compressor, condenser, evaporator, gas-liquid separator, expansion valve, device for drying and filtering etc. form refrigerating circuit by piping connection；
The feed liquor system includes valve A1, shield filter C1, liquid feeding pump H1, valve A2, an exchanger W1, secondary exchanger W2, the steaming
Device, valve A3, filter pump H2, valve A4, valve S3, filter C2, filter C4, valve B1, circulating pump H4, valve B2, filtering type is sent out to intercept
Machine C3 connects to form feed liquor circuit by pipeline；The cooling recirculation system include cooling tower systems Q2, valve Q3, cooling pump H5,
The condenser, valve Q4, connect to form cooling circuit by pipeline；The coolant circulating system includes refrigerant tank Q7, valve
Q6, the evaporator, the secondary exchanger W2, refrigerant pump H6, valve Q8, form refrigerant circulation circuit by piping connection；Institute
Stating cooling system includes the liquid feeding pump H1, the valve A2, an exchanger W1, the secondary exchanger W2, the valve
A3, the filter pump H2, the valve A4, the valve S3, the filter C2, the filter C4, valve A5, valve S2, described one
Secondary exchanger W1, valve A6, transmissometer W3, valve A8 connect to form cooling circuit by pipeline；The filtration system includes the valve
It is A1, the shield filter C1, the liquid feeding pump H1, the valve A2, an exchanger W1, the secondary exchanger W2, described
Valve A3, the filter pump H2, the valve A4, the valve S3, the filter C2, the filter C4, the valve A5, the valve
S2, an exchanger W1, the valve A6, the transmissometer W3, liquid-feeding pump H3, valve A7, connect to form filtering by pipeline
Circuit；The A recycle stream cutting system includes the filter C2, the valve B1, the circulating pump H4, the valve B2, the mistake
Filter formula interceptor C3, valve B3 connect to form A recycle stream switchback road by pipeline；The B recycle stream cutting system includes the filtering
Machine C4, the valve S1, the circulating pump H4, the valve B2, the filtering type interceptor C3, valve S6, connect to form B by pipeline
Recycle stream switchback road.
The attachment that filter filtering in the filtration system intercepts increases when needing to clean, and passes through liquid and institute
It states circulation intercepting system to switch in interceptor the attachment logistics, has fast implemented cleaning function, can implement in filtering,
It can also implement after filtration system stopping.
Implement such as in filtering: the pressure of the filtering is set with low voltage value and high-voltage value, and the pressure rise reaches institute
When stating high-voltage value, starting circulation intercepting system cuts the attachment on the filter plate by recycle stream and brings into and intercept in institute
It states in the interceptor in circulation intercepting system；When the pressure value reduction continuously filtered reaches the low voltage value, described in closing
Recycle intercepting system；The low voltage value and the high-voltage value are set according to actual needs.
The principle that stream is cut: impact the filtering surface of filter plate in filter by feed liquor flow velocity, and the impact is detached from
The attachment of interception is filtered on the filtering surface, then passes through the mixing that the circulation intercepting system tape loop has the attachment
Liquid is intercepted the attachment filtration cycle in the interceptor, and the attachment for having fast implemented the filtering surface is detached from, simultaneously
The purpose continuously filtered may be implemented, realize the principle that the stream is cut.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention, and icon is respectively as follows: valve A1, shield filter C1, liquid feeding pump H1, valve A2, primary exchange
Device W1, refrigeration system Q1, valve A3, filter pump H2, valve A4, valve S3, filter C2, filter C4, valve A5, valve S2, valve A6, turbidity
Instrument W3, circulating valve A8, liquid-feeding pump H3, valve A7, valve B1, valve B3, valve B5, circulating pump H4, filtering type interceptor C3, valve B6, valve B7,
It is valve B2, valve B4, cooling tower systems Q2, valve Q3, valve Q5, cooling pump H5, valve Q4, refrigerant tank Q7, valve Q6, secondary exchanger W2, cold
Matchmaker pumps H6, valve Q8.
Specific embodiment
Now in conjunction with attached drawing and foregoing invention content, the present invention is described in further detail.It is an object of the invention to provide one
Kind filter at low temperature unit, present invention process is simple, clean and environmental protection.
Referring to Fig.1, a kind of filter at low temperature unit includes: refrigeration system Q1, feed liquor system, cooling cycle to embodiment
System, coolant circulating system, cooling system, filtration system, A recycle stream cutting system and B recycle stream cutting system；The wherein refrigeration
System Q1 includes explosion-proof compressor, condenser, evaporator, gas-liquid separator, expansion valve, device for drying and filtering etc., is connected by pipeline
It connects to form refrigerating circuit；The feed liquor system includes valve A1, shield filter C1, liquid feeding pump H1, valve A2, an exchanger W1, secondary
Exchanger W2, the evaporator, valve A3, filter pump H2, valve A4, valve S3, filter C2, filter C4, valve B1, circulating pump H4,
Valve B2, filtering type interceptor C3, connect to form feed liquor circuit by pipeline；The cooling recirculation system includes cooling tower systems
Q2, valve Q3, cooling pump H5, the condenser, valve Q4, connect to form cooling circuit by pipeline；The refrigerant circulation system
System includes refrigerant tank Q7, valve Q6, the evaporator, the secondary exchanger W2, refrigerant pump H6, valve Q8, passes through piping connection shape
At refrigerant circulation circuit；The cooling system includes the liquid feeding pump H1, the valve A2, an exchanger W1, described two
Secondary exchanger W2, the valve A3, the filter pump H2, the valve A4, the valve S3, the filter C2, the filter C4,
Valve A5, valve S2, an exchanger W1, valve A6, transmissometer W3, valve A8 connect to form cooling circuit by pipeline；The mistake
Filter system includes the valve A1, the shield filter C1, the liquid feeding pump H1, the valve A2, an exchanger W1, described two
Secondary exchanger W2, the valve A3, the filter pump H2, the valve A4, the valve S3, the filter C2, the filter C4,
The valve A5, the valve S2, an exchanger W1, the valve A6, the transmissometer W3, liquid-feeding pump H3, valve A7, pass through pipe
Road connects to form filtration circuit；The A recycle stream cutting system includes the filter C2, the valve B1, the circulating pump H4, institute
Valve B2, the filtering type interceptor C3, valve B3 are stated, connects to form A recycle stream switchback road by pipeline；The B recycle stream, which is cut, is
System includes the filter C4, the valve S1, the circulating pump H4, the valve B2, the filtering type interceptor C3, valve S6, is led to
Piping connects to form B recycle stream switchback road.
Concrete operations: after preparatory process is ready, start the cooling recirculation system, the coolant circulating system and the system
Cooling system Q1 carries out refrigeration refrigerant energy storage, starts the feed liquor system and is fully loaded with filter raw liquid and closes, starts the cooling later
When system and the A recycle stream cutting system, the cooling system and the A recycle stream cutting system reach requirement, the drop is closed
Warm system and the A recycle stream cutting system, start the filtration system, into filtered model.During the filtered model carries out, when
When the filter C2 pressure reaches cleaning, starts the A recycle stream cutting system and carry out stream and cut filter plate in the filter C2 blocking
The attachment cut is intercepted attachment filtering in the filtering type interceptor C3, institute by the A recycle stream cutting system
It states after filter pressure C2 meets filtering requirement and closes the A recycle stream cutting system；During the filtered model carries out, when the mistake
When filter C4 pressure reaches cleaning, start the B recycle stream cutting system carry out stream cut filter plate in the filter C4 intercept it is attached
Object, by the B recycle stream cutting system the attachment filtering intercept in the filtering type interceptor C3, the filtering
Machine pressure C4 closes the B recycle stream cutting system after meeting filtering requirement；On-line cleaning is realized, has ensured continuous filtering.
Beneficial effect of the present invention improves work efficiency, reduces production cost, and present invention process is simple, has banned with helping
The freezing and filtering system of filter medium saves mineral resources, clean and environmental protection.
Claims (1)
1. a kind of filter at low temperature unit includes: refrigeration system Q1, feed liquor system, cooling recirculation system, coolant circulating system, cooling
System, filtration system, A recycle stream cutting system and B recycle stream cutting system；It is characterized in that, the refrigeration system Q1 includes explosion-proof
Compressor, condenser, evaporator, gas-liquid separator, expansion valve, device for drying and filtering etc. form refrigerating circuit by piping connection；
The feed liquor system includes valve A1, shield filter C1, liquid feeding pump H1, valve A2, an exchanger W1, secondary exchanger W2, the steaming
Device, valve A3, filter pump H2, valve A4, valve S3, filter C2, filter C4, valve B1, circulating pump H4, valve B2, filtering type is sent out to intercept
Machine C3 connects to form feed liquor circuit by pipeline；The cooling recirculation system include cooling tower systems Q2, valve Q3, cooling pump H5,
The condenser, valve Q4, connect to form cooling circuit by pipeline；The coolant circulating system includes refrigerant tank Q7, valve
Q6, the evaporator, the secondary exchanger W2, refrigerant pump H6, valve Q8, form refrigerant circulation circuit by piping connection；Institute
Stating cooling system includes the liquid feeding pump H1, the valve A2, an exchanger W1, the secondary exchanger W2, the valve
A3, the filter pump H2, the valve A4, the valve S3, the filter C2, the filter C4, valve A5, valve S2, described one
Secondary exchanger W1, valve A6, transmissometer W3, valve A8 connect to form cooling circuit by pipeline；The filtration system includes the valve
It is A1, the shield filter C1, the liquid feeding pump H1, the valve A2, an exchanger W1, the secondary exchanger W2, described
Valve A3, the filter pump H2, the valve A4, the valve S3, the filter C2, the filter C4, the valve A5, the valve
S2, an exchanger W1, the valve A6, the transmissometer W3, liquid-feeding pump H3, valve A7, connect to form filtering by pipeline
Circuit；The A recycle stream cutting system includes the filter C2, the valve B1, the circulating pump H4, the valve B2, the mistake
Filter formula interceptor C3, valve B3 connect to form A recycle stream switchback road by pipeline；The B recycle stream cutting system includes the filtering
Machine C4, the valve S1, the circulating pump H4, the valve B2, the filtering type interceptor C3, valve S6, connect to form B by pipeline
Recycle stream switchback road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910131637.7A CN109876526A (en) | 2019-02-22 | 2019-02-22 | A kind of filter at low temperature unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910131637.7A CN109876526A (en) | 2019-02-22 | 2019-02-22 | A kind of filter at low temperature unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109876526A true CN109876526A (en) | 2019-06-14 |
Family
ID=66928819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910131637.7A Pending CN109876526A (en) | 2019-02-22 | 2019-02-22 | A kind of filter at low temperature unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109876526A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201091813Y (en) * | 2007-06-06 | 2008-07-30 | 周宁 | Liquid low temperature filtering equipment |
| CN202270404U (en) * | 2011-10-10 | 2012-06-13 | 上海众一石化工程有限公司 | Self-cleaning filter |
| CN203043696U (en) * | 2012-10-30 | 2013-07-10 | 陕西高新能源发展有限公司 | Ground filter device |
| CN206081820U (en) * | 2016-08-29 | 2017-04-12 | 徐州汉之源果蔬饮品有限公司 | Backflushing filtering device |
| CN206229023U (en) * | 2016-12-06 | 2017-06-09 | 中冶京诚工程技术有限公司 | A kind of waterpower self-cleaning filter |
-
2019
- 2019-02-22 CN CN201910131637.7A patent/CN109876526A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201091813Y (en) * | 2007-06-06 | 2008-07-30 | 周宁 | Liquid low temperature filtering equipment |
| CN202270404U (en) * | 2011-10-10 | 2012-06-13 | 上海众一石化工程有限公司 | Self-cleaning filter |
| CN203043696U (en) * | 2012-10-30 | 2013-07-10 | 陕西高新能源发展有限公司 | Ground filter device |
| CN206081820U (en) * | 2016-08-29 | 2017-04-12 | 徐州汉之源果蔬饮品有限公司 | Backflushing filtering device |
| CN206229023U (en) * | 2016-12-06 | 2017-06-09 | 中冶京诚工程技术有限公司 | A kind of waterpower self-cleaning filter |
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