CN212091216U

CN212091216U - Freezing double-filter device

Info

Publication number: CN212091216U
Application number: CN201821123583.7U
Authority: CN
Inventors: 刘叶青; 高云芝; 薛玉翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-16
Filing date: 2018-07-16
Publication date: 2020-12-08
Anticipated expiration: 2028-07-16

Abstract

The utility model provides a freezing two filter equipment, include: the system comprises a refrigeration system, a cooling water circulation system, a refrigerant circulation system, a cold liquid inlet system, a soil filtration and hanging system, a large circulation cooling system, a freezing and filtering system, a normal liquid inlet system, a normal temperature filtering system and an adding system; the device improves the working efficiency, reduces the production cost, and realizes the backup function of the freezing filtration, the quick cooling and the heat energy recovery process and the filtration system respectively.

Description

Freezing double-filter device

Technical Field

The utility model relates to a filter equipment in fluid filtration field, concretely relates to freezing two filter equipment.

Background

At present, in liquid filtration in the industries of medicine, chemical industry, light industry, beverage and the like, a freezing filter unit in the market realizes that the filtration of filtered liquid is finished at low temperature by single-function freezing and filtration in a connected manner, and multifunctional resources cannot be realized to cause waste; as the freezing and filtering unit equipment is a multi-element combination, equipment element sellers and buyers which are not quick-wear parts are not always reserved, the whole unit is shut down when a single element of the equipment fails in the production process, the whole unit can be produced only after the failure is eliminated, some equipment elements need to be maintained or replaced, but the maintenance or purchase period is 1 week-3 months, so that the production is delayed, and more functions are exerted if the efficiency is improved; because of different liquids, the same filtering system cannot be used for the filtered liquid, and one set of filtering system of the freezing filter unit on the market cannot be met.

Disclosure of Invention

To the above problem, the utility model aims at providing a freezing two filter equipment, the device have improved work efficiency, reduction in production cost, have realized freezing filtration, rapid cooling and heat recovery technology and filtration system respectively and have been equipped with a function.

A cryogenic dual filtration device comprising: a refrigerating system Z8, a cooling water circulation system A, a cooling water circulation system B, a refrigerant circulation system A, a refrigerant circulation system B, a refrigerant circulation system C, a cold liquid inlet system A, a cold liquid inlet system AA, a cold liquid inlet system B, a cold liquid inlet system BB, a cold liquid inlet system C, a cold liquid inlet system CC, a soil filtration and hanging system A, a soil filtration and hanging system AA, a soil filtration and hanging system B, a soil filtration and hanging system BB, a large circulation cooling system A, a large circulation cooling system AA, a large circulation cooling system B, a large circulation cooling system BB, a large circulation cooling system C, a large circulation cooling system CC, a freezing and filtering system A, a freezing and filtering system AA, a freezing and filtering system B, a freezing and filtering system BB, a freezing and filtering system CC, a normal liquid inlet system D, a normal liquid inlet system DD, a normal liquid inlet system E, a normal liquid inlet system EE, a large circulation cooling system B, a large circulation cooling system CC, The system comprises a normal liquid inlet system F, a normal liquid inlet system FF, a normal liquid inlet system G, a normal liquid inlet system GG, a normal temperature filtering system D, a normal temperature filtering system DD, a normal temperature filtering system E, a normal temperature filtering system EE, a normal temperature filtering system F, a normal temperature filtering system FF, a normal temperature filtering system G, a normal temperature filtering system GG, an adding system A, an adding system AA, an adding system B and an adding system BB;

the cooling water circulation system A is formed by connecting a valve B2, a cooling tower Z12, a valve B1 and a cooling pump G6 with the inlet and the outlet of a condenser of the refrigeration system Z8 through pipelines;

the cooling water circulation system B is formed by connecting a valve B3, an exchanger Z11, a valve E6, the cooling tower Z12, a valve B1 and the cooling pump G6 with an inlet and an outlet of a condenser of the refrigeration system Z8 through pipelines;

the cooling tower Z12 is respectively connected with a valve B2 and a valve E6 in series;

the refrigerant circulating system A is formed by connecting a valve A1, a refrigerant tank Z9, a valve A2, a refrigerant pump G7, a valve A3, an exchanger Z3 and a valve A4 with an inlet and an outlet of an evaporator of the refrigeration system Z8 through pipelines;

the refrigerant circulation system B is formed by connecting the valve A1, the refrigerant tank Z9, the valve A2, the refrigerant pump G7, the valve A5, the exchanger Z10 and the valve A6 with an inlet and an outlet of an evaporator of the refrigeration system Z8 through pipelines;

the refrigerant pump G7 is respectively connected with the valve A3 and the valve A5 in series;

the refrigerant circulating system C is formed by connecting the valve a1, the refrigerant tank Z9, the valve a2, the refrigerant pump G7, the valve A8, the exchanger Z3Z and the valve a7 with an inlet and an outlet of an evaporator of the refrigeration system Z8 through pipelines;

the refrigerant pump G7 is respectively connected with the valve A8 and the valve A5 in series;

the cold liquid inlet system A is formed by connecting a filter protection device Z1, a valve C1, a pump G1, an exchanger Z2, the exchanger Z3, a valve C2, a valve A9, a pump G2, a filter Z4, a valve C3, a valve E5, a stirring tank Z5, a valve C4, a pump G3 and a filter Z6 through pipelines;

the cold liquid inlet system AA is formed by connecting a filter protection device Z1Z, a valve C1C, a pump G1G, an exchanger Z2Z, an exchanger Z3Z, a valve C2C, a valve A9A, a pump G2G, a filter Z4Z, a valve C3C, a valve E5E, an agitator tank Z5Z, a valve C4C, a pump G3G and a filter Z6Z through pipelines;

the cold liquid inlet system B is formed by connecting the filter-protecting device Z1, the valve C1, the pump G1, the exchanger Z2, the exchanger Z3, the valve C2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve E5 and the stirring tank Z5 through pipelines;

the cold liquid inlet system A comprises a cold liquid inlet system B;

the cold liquid inlet system BB is formed by connecting the filter protector Z1Z, the valve C1C, the pump G1G, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve E5E and the stirring tank Z5Z through pipelines;

the cold liquid inlet system AA comprises a cold liquid inlet system BB;

the cold liquid inlet system C is formed by connecting the filter-protecting device Z1, the valve C1, the pump G1, the exchanger Z2, the exchanger Z3, the valve C2, the valve D2, the valve M7, the pump G3, the filter Z6, the valve D5, the valve E5 and the stirring tank Z5 through pipelines;

the valve C2 is respectively connected with the valve A9 and the valve D2 in series;

the cold liquid inlet system CC is formed by connecting the filter protector Z1Z, the valve C1C, the pump G1G, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, a valve D2D, a valve M7M, the pump G3G, the filter Z6Z, a valve D5D, the valve E5E and the stirring tank Z5Z through pipelines;

the valve C2C is respectively connected with the valve A9A and the valve D2D in series;

the filter hanging soil system A is formed by connecting a valve C8, the valve A9, the pump G2, the filter Z4, the valve C3, the valve E5 and the stirring tank Z5 through pipelines, and the filter hanging soil system A is a circulating loop of pre-coated filter aid of the filter Z4;

the filter hanging soil system AA is formed by connecting a valve C8C, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve E5E and the stirring tank Z5Z through pipelines, and is a circulation loop of pre-coated filter aid of the filter Z4Z;

the filter hanging soil system B is formed by connecting a valve D8, the pump G3, the filter Z6, the valve D5, the valve E5 and the stirring tank Z5 through pipelines, and the filter hanging soil system B is a circulation loop of pre-coated filter aid of the filter Z6;

the valve E5 is respectively connected with the valve C3 and the valve D5 in series;

the filter suspension system BB is formed by connecting a valve D8D, the pump G3G, the filter Z6Z, the valve D5D, the valve E5E and the stirring tank Z5Z through pipelines, and is a circulation loop of pre-coated filter aid of the filter Z6Z;

the valve E5E is respectively connected with the valve C3C and the valve D5D in series;

the filter coating system C is formed by connecting a valve C7, a pump G4, a filter Z7, a valve E4, a valve E5 and an agitator tank Z5 through pipelines, and is a circulation loop of precoated filter aid of the filter Z7;

the valve E5 is respectively connected with the valve E4 and the valve D5 in series;

the filter hanging soil system CC is formed by connecting a valve C7C, a pump G4G, a filter Z7Z, a valve E4E, a valve E5E and a stirring tank Z5Z through pipelines, and is a circulation loop of pre-coated filter aid of the filter Z7Z;

the valve E5E is respectively connected with the valve E4E and the valve D5D in series;

the large-circulation cooling system A is formed by connecting a valve E1, the exchanger Z2, the exchanger Z3, the valve C2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve C4, the pump G3, the filter Z6, a valve C5 and the exchanger Z2 through pipelines;

the large-circulation cooling system AA is formed by connecting a valve E1E, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve C4C, the pump G3G, the filter Z6Z, the valve C5C and the exchanger Z2Z through pipelines;

the large circulation cooling system B is formed by connecting the valve E1, the exchanger Z2, the exchanger Z3, the valve C2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve F1 and the exchanger Z2 through pipelines;

the valve C3 is respectively connected with the valve C4 and the valve F1 in series;

the large-circulation cooling system BB is formed by connecting the valve E1E, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve F1F and the exchanger Z2Z through pipelines;

the valve C3C is respectively connected with the valve C4C and the valve F1F in series;

the large-circulation cooling system C is formed by connecting the valve E1, the exchanger Z2, the exchanger Z3, the valve C2, the valve D2, the valve M7, the pump G3, the filter Z6, the valve C5 and the exchanger Z2 through pipelines;

the major cycle cooling system CC is formed by connecting the valve E1E, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve D2D, the valve M7M, the pump G3G, the filter Z6Z, the valve C5C and the exchanger Z2Z through pipelines;

the freezing and filtering system A is formed by connecting the sheath filter Z1, the valve C1, the pump G1, the exchanger Z2, the exchanger Z3, the valve C2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve C4, the pump G3, the filter Z6, the valve C5, the exchanger Z2, the pump G4, the filter Z7 and the valve C6 through pipelines;

the freezing and filtering system AA is formed by connecting the filter-protecting filter Z1Z, the valve C1C, the pump G1G, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve C4C, the pump G3G, the filter Z6Z, the valve C5C, the exchanger Z2Z, the pump G4G, the filter Z7Z and the valve C6C through pipelines;

the freezing and filtering system B is formed by connecting the filter-protecting filter Z1, the valve C1, the pump G1, the exchanger Z2, the exchanger Z3, the valve C2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve F1, the exchanger Z2, the pump G4, the filter Z7 and the valve C6 through pipelines;

the freezing and filtering system BB is formed by connecting the strainer Z1Z, the valve C1C, the pump G1G, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve F1F, the exchanger Z2Z, the pump G4G, the filter Z7Z and the valve C6C by pipelines;

the freezing and filtering system C is formed by connecting the filter-protecting device Z1, the valve C1, the pump G1, the exchanger Z2, the exchanger Z3, the valve C2, the valve D2, the valve M7, the pump G3, the filter Z6, the valve C5, the exchanger Z2, the pump G4, the filter Z7 and the valve C6 through pipelines;

the freezing and filtering system CC is formed by connecting the filter-protecting filter Z1Z, the valve C1C, the pump G1G, the exchanger Z2Z, the exchanger Z3Z, the valve C2C, the valve D2D, the valve M7M, the pump G3G, the filter Z6Z, the valve C5C, the exchanger Z2Z, the pump G4G, the filter Z7Z and the valve C6C through pipelines;

the normal liquid inlet system D is formed by connecting the filter-protecting device Z1, a valve D1, the valve D2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve E5, the stirring tank Z5, the valve C4, the pump G3 and the filter Z6 through pipelines;

the ordinary liquid system DD is formed by connecting the filter protector Z1Z, a valve D1D, the valve D2D, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve E5E, the stirring tank Z5Z, the valve C4C, the pump G3G and the filter Z6Z through pipelines;

the normal liquid inlet system E is formed by connecting the filter-protecting device Z1, the valve D1, the valve D2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve E5 and the stirring tank Z5 through pipelines;

the normal liquid system D comprises a normal liquid system E;

the ordinary liquid feeding system EE is formed by connecting the filter-protecting device Z1Z, the valve D1D, the valve D2D, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve E5E and the stirring tank Z5Z through pipelines;

the normal liquid system DD comprises a normal liquid system EE;

the ordinary liquid system F is formed by connecting the filter protector Z1, the valve D1, the valve M7, the pump G3, the filter Z6, the valve D5, the valve E5 and the stirring tank Z5 through pipelines;

the normal liquid system FF is formed by connecting the filter protector Z1Z, the valve D1D, the valve M7M, the pump G3G, the filter Z6Z, the valve D5D, the valve E5E and the stirring tank Z5Z through pipelines;

the normal liquid system G is formed by connecting the filter protector Z1, the valve D1, a valve F2, the pump G4, the filter Z7, the valve E4, the valve E5 and the stirring tank Z5 through pipelines;

the valve D1 is respectively connected with the valve M7 and the valve F2 in series;

the ordinary intake system GG is formed by connecting the filter protector Z1Z, the valve D1D, the valve F2F, the pump G4G, the filter Z7Z, the valve E4E, the valve E5E and the stirring tank Z5Z through pipelines;

the valve D1D is respectively connected with the valve M7M and the valve F2F in series;

the normal temperature filtration system D is formed by connecting the filter protector Z1, the valve D1, the valve D2, the valve A9, the pump G2, the filter Z4, the valve C3, the valve C4, the pump G3, the filter Z6 and the valve D4 through pipelines;

the normal temperature filtering system DD is formed by connecting the filter protector Z1Z, the valve D1D, the valve D2D, the valve A9A, the pump G2G, the filter Z4Z, the valve C3C, the valve C4C, the pump G3G, the filter Z6Z and the valve D4D through pipelines;

the normal temperature filtering system E is formed by connecting the filter protector Z1, the valve D1, the valve D2, the valve A9, the pump G2, the filter Z4 and the valve D3 through pipelines;

the filter protector Z1 is respectively connected with a valve C3 and a valve D1 in series;

the normal temperature filtering system EE is formed by connecting the filter protector Z1Z, the valve D1D, the valve D2D, the valve A9A, the pump G2G, the filter Z4Z and the valve D3D through pipelines;

the filter Z4Z is respectively connected with a valve C3C and a valve D3D in series;

the normal temperature filtering system F is formed by connecting the filter protector Z1, the valve D1, the valve M7, the pump G3, the filter Z6 and the valve D4 through pipelines;

the normal temperature filtering system FF is formed by connecting the filter protector Z1Z, the valve D1D, the valve M7M, the pump G3G, the filter Z6Z and the valve D4D through pipelines;

the normal temperature filtering system G is formed by connecting the filter protector Z1, the valve D1, the valve F2, the pump G4, the filter Z7 and the valve C6 through pipelines;

the normal temperature filtering system GG is formed by connecting the filter protector Z1Z, the valve D1D, the valve F2F, the pump G4G, the filter Z7Z and the valve C6C through pipelines;

the adding system A is formed by connecting the stirring tank Z5, an adding pump G5, a valve D6 and the filter Z4 through pipelines;

the adding system AA is formed by connecting the stirring tank Z5Z, an adding pump G5G, a valve D6D and the filter Z4Z through pipelines;

the adding system B is formed by connecting the stirring tank Z5, the adding pump G5, a valve D7 and the filter Z6 through pipelines;

the addition pump G5 is respectively connected with the valve D6 and the valve D7 in series;

the addition system BB is formed by connecting the stirring tank Z5Z, the addition pump G5G, a valve D7D and the filter Z6Z through pipelines;

the addition pump G5G is connected in series with a valve D6D and a valve D7D, respectively.

The utility model discloses can realize with automation and semi-automatization operation technology respectively, freezing filtration, normal atmospheric temperature filters, the exchange of fast cold, process such as fast heat exchange uses and selects according to the demand, introduce operation technology below, before carrying out each item system, all systems all are that the closed condition has all reached the requirement of waiting to run, pump element among the execution system is opened and close according to designer's demand for design (in some execution systems individual pump belongs to closed condition and becomes the pipeline route), all components do not represent all to open and close the function like interchanger, filter etc.. Because the operation procedures of the equipment are more, if the known technology of individual links is not written in a patent, the common technology is explained by designers, such as an exhaust valve pipeline, a soil throwing device and the like.

Performing a rapid heat exchange operation: starting the cooling water circulation system B and the refrigerant circulation system A (or the refrigerant circulation system B or the refrigerant circulation system C), then starting the refrigerating system Z8, and then sending the exchanged liquid into the exchanger Z11 for exchange through a pipeline starting pump G10, so as to realize a rapid heat exchange process.

And (3) executing a rapid cooling exchange operation: and starting the cooling water circulation system A (or the cooling water circulation system B) and the refrigerant circulation system B, then starting the refrigerating system Z8, and then sending the exchanged liquid into the exchanger Z10 for exchange through a pipeline starting pump G8 to realize a quick cooling exchange process.

Performing the freeze filtration system a operation: starting a cold liquid inlet system A to finish liquid inlet and close the cold liquid inlet system A, then starting a soil filtering and hanging system A to perform pre-coating filter aid on the filter Z4, finishing and closing the filter, and then starting a soil filtering and hanging system B to perform pre-coating filter aid on the filter Z6, finishing and closing the filter; simultaneously starting the cooling water circulation system A and the refrigerant circulation system A, and then starting the refrigeration system Z8 to store cold energy; and then starting the major cycle cooling system A when the cold energy storage meets the requirement, then closing the major cycle cooling system A when the cooling meets the filtering requirement, and then starting the freezing and filtering system A and the adding system A to carry out normal filtering.

Performing the freeze filtration system B operation: starting the cold liquid inlet system B to finish liquid inlet and close the cold liquid inlet system B, and then pre-coating the soil filtration and suspension system A to aid filtration, finish and close; simultaneously starting the cooling water circulation system A and the refrigerant circulation system A, and then starting the refrigeration system Z8 to store cold energy; and then starting the major cycle cooling system B when the cold energy storage meets the requirement, then closing the major cycle cooling system B when the cooling meets the filtering requirement, and then starting the freezing and filtering system B and the adding system A to carry out normal filtering.

Performing the freeze filtration system C operation: starting the cold liquid inlet system C to finish liquid inlet and close the cold liquid inlet system C, and then pre-coating the soil filtration and suspension system B to assist filtration, finish and close; simultaneously starting the cooling water circulation system A and the refrigerant circulation system A, and then starting the refrigeration system Z8 to store cold energy; and then starting the major cycle cooling system C when the cold energy storage meets the requirement, then closing the major cycle cooling system C when the cooling meets the filtering requirement, and then starting the freezing and filtering system C and the adding system B for normal filtering.

And (3) executing the operation of the normal temperature filtering system D: the normal-temperature liquid feeding system D is started, liquid feeding is completed to close the normal-temperature liquid feeding system D, then the soil covering system A is started to pre-coat and filter aid, finish and close the filter Z4, then the soil covering system B is started to pre-coat and filter aid, finish and close the filter Z6, and then the normal-temperature filtering system D and the adding system A are started to enter normal filtering.

And (3) executing the operation of the normal temperature filtering system E: and starting the normal liquid feeding system E, finishing liquid feeding to close the normal liquid feeding system E, then starting the soil filtering and hanging system A to pre-coat, aid filtering medium, finish and close the filter Z4, and then starting the normal temperature filtering system E and the adding system A to enter normal filtering.

And (3) executing the operation of the normal temperature filtration system F: and starting the normal liquid feeding system F, completing liquid feeding to close the normal liquid feeding system F, then starting the soil filtering and hanging system B to pre-coat, aid filtering medium, complete and close the filter Z6, and then starting the normal temperature filtering system F and the adding system B to enter normal filtering.

And executing the operation of the normal temperature filtration system G: and starting the normal liquid feeding system G, finishing liquid feeding to close the normal liquid feeding system G, then starting the soil filtering and hanging system C to pre-coat, aid filtering medium, finish and close the filter Z7, and then starting the normal temperature filtering system G to enter normal filtering.

Performing the freeze filtration system AA operation: starting the cold liquid inlet system AA to finish liquid inlet and close the cold liquid inlet system AA, then starting the soil leaching and coating system AA to perform pre-coating and filter aid on the filter Z4Z, finishing and closing the filter, and then starting the soil leaching and coating system BB to perform pre-coating and filter aid on the filter Z6Z, finishing and closing the filter; simultaneously starting the cooling water circulation system A (or the cooling water circulation system B) and the refrigerant circulation system C, and then starting the refrigeration system Z8 to store cold energy; and then starting the large-circulation cooling system AA when the cold energy storage meets the requirement, then closing the large-circulation cooling system AA when the cooling meets the filtering requirement, and then starting the freezing and filtering system AA and the adding system AA to carry out normal filtering.

Performing the freeze filtration system BB operation: starting the cold liquid inlet system BB to finish liquid inlet and closing the cold liquid inlet system BB, and then pre-coating the soil filtration and hanging system AA to assist filtration, finishing and closing; simultaneously starting the cooling water circulation system A (or the cooling water circulation system B) and the refrigerant circulation system C, and then starting the refrigeration system Z8 to store cold energy; and then starting the large-circulation cooling system BB when the cold energy storage meets the requirement, then closing the large-circulation cooling system BB when the cooling meets the filtering requirement, and then starting the freezing and filtering system BB and the adding system AA to carry out normal filtering.

Performing the freeze filtration system CC operation: starting the cold liquid inlet system CC to finish liquid inlet and close the cold liquid inlet system CC, and then pre-coating the soil filtration and hanging system BB for assisting filtration, finishing and closing; simultaneously starting the cooling water circulation system A (or the cooling water circulation system B) and the refrigerant circulation system C, and then starting the refrigeration system Z8 to store cold energy; and then starting the major cycle cooling system CC when the cold energy storage meets the requirement, then closing the major cycle cooling system CC when the cooling meets the filtering requirement, and then starting the freezing and filtering system CC and the adding system BB for normal filtering.

Executing the operation of the normal temperature filtering system DD: and starting the normal liquid feeding system DD to complete liquid feeding and close the normal liquid feeding system DD, then starting the soil filtering and hanging system AA to pre-coat and aid filtering medium on the filter Z4Z, completing and closing the normal liquid feeding system DD, starting the soil filtering and hanging system BB to pre-coat and aid filtering medium on the filter Z6Z, completing and closing the normal liquid feeding system DD, completing and closing the liquid feeding system AA, and then starting the normal temperature filtration system DD and the adding system AA to perform normal filtration.

Executing the EE operation of the normal temperature filtration system: and starting the normal liquid feeding system EE to feed liquid and close the normal liquid feeding system EE, then starting the soil hanging filtration system AA to pre-coat and aid filtration media for the filter Z4Z, completing and closing the normal liquid feeding system EE and the soil hanging filtration system AA, and then starting the normal temperature filtration system EE and the addition system AA to perform normal filtration.

Executing the FF operation of the normal temperature filtration system: starting the normal liquid feeding system FF, completing liquid feeding and closing the normal liquid feeding system FF, then starting the soil filtering and hanging system BB to pre-coat and aid filtering media, completing and closing the filter Z6Z, and then starting the normal temperature filtering system FF and the adding system BB to enter normal filtering.

Executing the normal temperature filtration system GG operation: the normal liquid inlet system GG is started, liquid inlet is completed to close the normal liquid inlet system GG, then the soil hanging filtering system CC is started to pre-coat filter aid, finish and close the filtering machine Z7Z, and then the normal temperature filtering system GG is started to enter normal filtering.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

valve B2, cooling tower Z12, valve B1, cooling pump G6, valve B3, exchanger Z11, valve E6, valve a1, refrigerant tank Z9, valve a2, refrigerant pump G7, valve A3, exchanger Z3, valve A4, valve A5, exchanger Z10, valve A6, valve a8, exchanger Z3Z, valve a7, filter Z1, filter Z1Z, valve C1, valve C1C, pump G1, pump G1G, exchanger Z2, exchanger Z2 2, valve C2 2, valve A9 2, pump G2 2, filter Z4 2, valve C3 2, valve E5E 2, valve Z2, valve C2, valve C2, valve 2, valve C2, valve C2, valve C2, valve C2, 36, Valve D1D, valve F2, valve F2F, valve D4, valve D4D, valve D3, valve D3D, valve C6, valve C6C, addition pump G5, addition pump G5G, valve D6, valve D6D, valve D7, valve D7D, pump G8, pump G10, refrigeration system Z8.

Detailed Description

The present invention will now be described in further detail with reference to the attached drawings and the above description of the invention. Referring to fig. 1, the present invention provides a freezing double-filtering device, which improves the working efficiency and reduces the production cost, and realizes the functions of freezing filtration, quick cooling, heat energy recovery and a filtering system.

the cold liquid inlet system A comprises a cold liquid inlet system B;

the cold liquid inlet system AA comprises a cold liquid inlet system BB;

the normal liquid system D comprises a normal liquid system E;

the normal liquid system DD comprises a normal liquid system EE;

The invention can be realized by automatic and semi-automatic operation processes respectively, the working procedures of freezing filtration, normal temperature filtration, quick cold exchange, quick heat exchange and the like are selected according to requirements, the operation process is described below, all the systems are closed before executing each system and meet the requirements to be operated, the opening and closing of pump elements in the execution system are designed according to the design requirements of designers (individual pumps in some execution systems are closed to form pipeline passages), and all the elements do not have opening and closing functions such as exchangers, filters and the like. Because the operation procedures of the equipment are more, if the known technology of individual links is not written in a patent, the common technology is explained by designers, such as an exhaust valve pipeline, a soil throwing device and the like.

The cooling tower can be designed to automatically control the automatic opening and closing within the adjustable range of circulating water temperature, is arranged above the water storage tank, and displays that a touch screen, a control power distribution cabinet, a module and the like are not marked in a view; the automatic protection device for the constant pressure of the safety valve is implemented by adopting two-in-one control of electric control and partial electric control and manual control on the used valve part, the outlet of the pump power source is connected with the high-pressure port of the safety valve so as to prevent the possibility that the failure of the electric control valve and the large pressure difference caused by the violation of the operation of the electric control valve cause damage to partial devices, and the pressure discharge port of the safety valve is connected with a liquid container capable of storing liquid so as to prevent the loss of the pressure discharge liquid and the hidden danger caused by the splashing of the! The liquid inlet and outlet can be controlled by multi-pipeline directional valves to meet the requirements of conversion, filtration, cleaning and the like of various liquids. Meanwhile, the method also adopts a plurality of patent technologies existing in the inventor: the invention has the patent name: an automatic freezing and filtering device and an operation method thereof, and patent numbers of invention are as follows: 201110433647.X, inventive patent name: a modular low-temperature filtering device and an operation method thereof, and patent numbers of invention are as follows: 201110433715.2 to ensure the technological content and market and practical value of the invention.

Claims

1. A cryogenic double filter device comprising: a refrigerating system Z8, a cooling water circulation system A, a cooling water circulation system B, a refrigerant circulation system A, a refrigerant circulation system B, a refrigerant circulation system C, a cold liquid inlet system A, a cold liquid inlet system AA, a cold liquid inlet system B, a cold liquid inlet system BB, a cold liquid inlet system C, a cold liquid inlet system CC, a soil filtration and hanging system A, a soil filtration and hanging system AA, a soil filtration and hanging system B, a soil filtration and hanging system BB, a large circulation cooling system A, a large circulation cooling system AA, a large circulation cooling system B, a large circulation cooling system BB, a large circulation cooling system C, a large circulation cooling system CC, a freezing and filtering system A, a freezing and filtering system AA, a freezing and filtering system B, a freezing and filtering system BB, a freezing and filtering system CC, a normal liquid inlet system D, a normal liquid inlet system DD, a normal liquid inlet system E, a normal liquid inlet system EE, a large circulation cooling system B, a large circulation cooling system CC, The system comprises a normal liquid inlet system F, a normal liquid inlet system FF, a normal liquid inlet system G, a normal liquid inlet system GG, a normal temperature filtering system D, a normal temperature filtering system DD, a normal temperature filtering system E, a normal temperature filtering system EE, a normal temperature filtering system F, a normal temperature filtering system FF, a normal temperature filtering system G, a normal temperature filtering system GG, an adding system A, an adding system AA, an adding system B and an adding system BB;

the cold liquid inlet system A comprises a cold liquid inlet system B;

the cold liquid inlet system AA comprises a cold liquid inlet system BB;

the normal liquid system D comprises a normal liquid system E;

the normal liquid system DD comprises a normal liquid system EE;