CN217661557U

CN217661557U - Double-effect evaporator for MVR concentrated solution treatment

Info

Publication number: CN217661557U
Application number: CN202221831536.4U
Authority: CN
Inventors: 许天舒; 刘凯; 王超学; 付文全; 王秋海
Original assignee: Xinhua Pharmaceutical Shouguang Co ltd
Current assignee: Xinhua Pharmaceutical Shouguang Co ltd
Priority date: 2022-07-16
Filing date: 2022-07-16
Publication date: 2022-10-28
Anticipated expiration: 2032-07-16

Abstract

The utility model discloses a double-effect evaporator for MVR concentrated solution treatment, which comprises a work cabinet main body, a support frame, an MVR concentrated solution treatment component, an electrical instrument control cabinet and a heat dissipation component, wherein the support frame is welded on the outer wall of the top end of the work cabinet main body; the MVR concentrated solution treatment component comprises a heater, an evaporator, a crystallizer, a separator, a condenser, a double-effect feed liquid delivery pump and an operation platform; the utility model adopts the MVR concentrated solution treatment device, and has the advantages of relatively low temperature, high evaporation speed, low evaporation energy consumption and high evaporation concentration through two-effect vacuum evaporation, so that the feed liquid with high viscosity is easy to flow and evaporate and is not easy to scale; the energy-saving type cleaning machine has the advantages of energy conservation, strong productivity, convenience in cleaning, simple structure, long service life and convenience in operation.

Description

Double-effect evaporator for MVR concentrated solution treatment

Technical Field

The utility model relates to an evaporimeter technical field especially relates to a double effect evaporator for MVR dense fluid is handled.

Background

The 1-phenyl-3-methyl pyrazolone is an intermediate for synthesizing dye, pesticide and other fine chemicals, a large amount of mother liquor wastewater is generated in the production process of the 1-phenyl-3-methyl pyrazolone, the content of organic pollutants in the wastewater is high, CODcr reaches 14000-15000 mg/L, and the wastewater contains 16% -18% of inorganic salt ammonium sulfate; the mother liquor has strong acidity, and the pH value is about 1.5; most of organic pollutants in the wastewater are aromatic ring compounds containing amino and sulfonic acid groups, are difficult to biodegrade, and if the organic pollutants are directly discharged, the organic pollutants not only cause the white loss of inorganic ammonium sulfate, but also cause serious environmental pollution; the existing mother liquor treatment method adopts a negative pressure kettle steaming mode to recover ammonium sulfate, the method has the disadvantages of huge energy consumption, low energy utilization rate, serious heat loss and quite high recovery cost, and the heat dissipation effect of a heat dissipation structure is general, so that the temperature of an electric structure is higher, the operation of equipment is influenced, and the operation effect of the equipment is further reduced.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problems that the double-effect evaporator for MVR concentrated solution treatment adopts double-effect vacuum evaporation, has relatively low temperature, high evaporation speed, low evaporation energy consumption and high evaporation concentration, ensures that the feed liquid with higher viscosity easily flows and evaporates and is not easy to scale; the cooling device has the advantages of energy conservation, strong productivity, convenience in cleaning, simple structure, strong service life, convenience in operation and the like, and can greatly dissipate heat of an electrical structure, thereby cooling the electrical structure completely, avoiding the operation of high-influence equipment, and further improving the operation effect of the equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a double-effect evaporator for MVR concentrated solution treatment comprises a work cabinet main body, a support frame, an MVR concentrated solution treatment assembly, an electrical instrument control cabinet and a heat dissipation assembly, wherein the support frame is welded on the outer wall of the top end of the work cabinet main body;

MVR concentrated solution processing assembly includes heater, evaporimeter, crystallizer, separator, condenser, economic benefits and social benefits feed liquid delivery pump and operation platform, install the heater on the outer wall of one side of support frame, install the evaporimeter on the outer wall of one side of support frame, and the communicating pipe both ends through-connection of evaporimeter is on the inner wall of heater, install the crystallizer on the top outer wall of work cabinet main part, and the communicating pipe through-connection of crystallizer is on the outer wall of evaporimeter, install the separator on the top outer wall of work cabinet main part, and the communicating pipe through-connection of separator is on the inner wall of crystallizer, install the condenser on the outer wall of one side of work cabinet main part, and the top through-connection of condenser is on the inner wall of heater, the communicating pipe one end through-connection of condenser is on the inner wall of separator, install economic benefits feed liquid delivery pump on the outer wall of one side of work cabinet main part, and the top through-connection of economic benefits feed liquid delivery pump is on the inner wall of condenser, install the operation platform on the inner wall of one side of work cabinet main part.

As a further aspect of the present invention: the heat dissipation assembly comprises a guide groove, an air inlet, a filter screen, a motor, a threaded rod, a lifting block, threaded holes and an induced draft fan, the guide groove is formed in one side inner wall of the electric instrument control cabinet, the induced draft fan is installed on one side inner wall of the guide groove, the lifting block is fixedly connected to one side outer wall of the induced draft fan, the motor is installed on the bottom inner wall of the electric instrument control cabinet in an embedded mode, the threaded rod is connected to the inner wall of the top end of the electric instrument control cabinet in a rotating mode, the outer wall of the threaded rod is fixedly connected to the top end of an output shaft of the motor, the threaded holes are formed in the inner wall of one side of the lifting block in a corresponding mode, the air inlet is formed in the inner wall of one side of the guide groove in a distributed mode, and the filter screen is connected to the inner wall of one side of the air inlet in an embedded mode.

As a further aspect of the present invention: the cabinet door is symmetrically installed on the inner wall of one side of the electric instrument control cabinet, and the inner wall of one side of the cabinet door is provided with a lifting groove.

As a further aspect of the present invention: the universal wheels are distributed and mounted on the outer wall of the bottom end of the work cabinet main body.

As a further aspect of the present invention: the motor is a servo motor.

The beneficial effects of the utility model are that: by adopting an MVR concentrated solution treatment device, through two-effect vacuum evaporation, the temperature is relatively low, the evaporation speed is high, the evaporation energy consumption is low, the evaporation concentration is high, and the feed liquid with high viscosity is easy to flow and evaporate and is not easy to scale; the energy-saving type washing machine has the advantages of energy conservation, strong productivity, convenience in washing, simple structure, long service life, convenience in operation and the like;

the heat dissipation device is adopted, the electric structure can be greatly cooled, so that the electric structure is cooled completely, the operation of equipment is prevented from being highly influenced, and the operation effect of the equipment is improved.

Drawings

FIG. 1 is a view of the overall structure of the utility model;

FIG. 2 is a front view sectional structure of the present invention;

FIG. 3 is a block diagram of the area A of FIG. 2 according to the present invention;

illustration of the drawings: 1. a work cabinet main body; 2. a support frame; 3. an MVR concentrated solution treatment component; 4. an electrical instrument control cabinet; 5. a heat dissipating component; 6. a cabinet door; 7. lifting the groove; 8. a universal wheel; 301. a heater; 302. an evaporator; 303. a crystallizer; 304. a separator; 305. a condenser; 306. a double-effect feed liquid delivery pump; 307. an operating platform; 501. a guide groove; 502. an air inlet; 503. a filter screen; 504. a motor; 505. a threaded rod; 506. a lifting block; 507. a threaded hole; 508. an induced draft fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1, a double-effect evaporator for MVR concentrated solution treatment comprises a work cabinet main body 1, a support frame 2, an MVR concentrated solution treatment assembly 3, an electrical instrument control cabinet 4 and a heat dissipation assembly 5, wherein the support frame 2 is welded on the outer wall of the top end of the work cabinet main body 1, the MVR concentrated solution treatment assembly 3 is fixed on the outer wall of one side of the support frame 2, the electrical instrument control cabinet 4 is installed on the inner wall of one side of the work cabinet main body 1, and the heat dissipation assembly 5 is fixed on the inner wall of one side of the electrical instrument control cabinet 4; the cabinet doors 6 are symmetrically arranged on the inner wall of one side of the electric instrument control cabinet 4, and the lifting groove 7 is formed in the inner wall of one side of the cabinet door 6, so that the electric instrument control cabinet 4 is conveniently protected, and the protection effect is improved; universal wheels 8 are distributed and mounted on the outer wall of the bottom end of the work cabinet main body 1, the work cabinet main body 1 can be conveniently moved to a specified position through the universal wheels 8, and the moving effect is improved;

the MVR concentrated solution treatment component 3 comprises a heater 301, an evaporator 302, a crystallizer 303, a separator 304, a condenser 305, a double-effect feed liquid conveying pump 306 and an operating platform 307, the heater 301 is installed on the outer wall of one side of the support frame 2, the evaporator 302 is installed on the outer wall of one side of the support frame 2, two ends of a communicating pipe of the evaporator 302 are connected to the inner wall of the heater 301 in a penetrating mode, the crystallizer 303 is installed on the outer wall of the top end of the work cabinet main body 1, the communicating pipe of the crystallizer 303 is connected to the outer wall of the evaporator 302 in a penetrating mode, the separator 304 is installed on the outer wall of the top end of the work cabinet main body 1, the communicating pipe of the separator 304 is connected to the inner wall of the crystallizer 303 in a penetrating mode, the condenser 305 is installed on the outer wall of one side of the work cabinet main body 1, the top end of the communicating pipe of the condenser 305 is connected to the inner wall of the heater 301 in a penetrating mode, one end of the communicating pipe of the condenser 305 is connected to the inner wall of the separator 304 in a penetrating mode, the double-effect feed liquid conveying pump 306 is installed on the outer wall of one side of the work cabinet main body 1, and the top end of the liquid conveying pump 306 is connected to the inner wall of the condenser 305 in a penetrating mode, and the operating platform 307 is installed.

The utility model discloses a theory of operation: when feeding and evaporating, firstly, the double-effect feed liquid conveying pump 306 is started through the operation platform 307, the feeding proportion adjusting valve is started at the same time, the system starts feeding, when the liquid level of the first-effect separator 304 reaches about 600mm, the first-effect circulating pump is started, the water ring vacuum pump is started to establish a secondary-effect negative pressure, the required value of the secondary-effect negative pressure is adjusted, the first-effect discharging pump is started, the material transferring valve is started to automatically transfer materials to the secondary-effect; when the liquid level of the double-effect heater 301 reaches 600mm, starting a double-effect circulating pump, and thus finishing feeding; when the system enters a preheating stage, a manual valve of a steam main pipeline is opened on the evaporator 302, then a steam proportion regulating valve is opened, the temperature of the system begins to rise, and when the temperature of each effect body reaches a boiling point, the system begins to enter an evaporation state; at the moment, materials are automatically supplemented into the system, are linked with the liquid level of the first-effect separator 304, then are automatically transferred to the second-effect separator 304, are linked with the liquid level of the second-effect separator 304, a condensation water valve and a condensation water pump are started to condense the condenser 305, and water is automatically drained; when discharging is needed, after the system is stably evaporated for a period of time, whether discharging is needed or not is judged according to the double-effect concentration, a small amount of concentrated solution is discharged through a sampling valve at the outlet of a discharging pump, the state of the concentrated solution is checked, the discharging pump is opened in advance, after sampling is suitable for discharging, the discharging valve is started to be opened, discharging is carried out on the crystallizer 303, the mother solution automatically overflows to a mother solution tank after the crystallizer 303 is full, the mother solution pump is started, the mother solution reflux valve is automatically thrown to be linked with the liquid level of the mother solution tank, and when the thick crystallizer 303 is thick for a period of time, a centrifugal machine is started; opening a discharge valve at the bottom of the thickener, centrifuging to remove salt in the separator 304, packaging and transporting away crystallized salt, returning the centrifuged mother liquor to a mother liquor tank, and performing double-effect vacuum evaporation to ensure that the temperature is relatively low, the evaporation speed is high, the evaporation energy consumption is low, the evaporation concentration is high, so that the feed liquid with high viscosity is easy to flow and evaporate and is not easy to scale; the energy-saving type washing machine has the advantages of energy conservation, strong productivity, convenience in washing, simple structure, long service life, convenience in operation and the like;

example two

Referring to fig. 2-3, the heat dissipation assembly 5 includes a guide groove 501, an air inlet 502, a filter screen 503, a motor 504, a threaded rod 505, a lifting block 506, a threaded hole 507 and an induced draft fan 508, the guide groove 501 is formed on an inner wall of one side of the electrical instrument control cabinet 4, the induced draft fan 508 is mounted on an inner wall of one side of the guide groove 501, the lifting block 506 is fixedly connected to an outer wall of one side of the induced draft fan 508, the motor 504 is mounted on an inner wall of a bottom end of the electrical instrument control cabinet 4 in an embedded manner, the threaded rod 505 is rotatably connected to an inner wall of a top end of the electrical instrument control cabinet 4, a top end of an output shaft of the motor 504 is fixedly connected to an outer wall of the threaded rod 505, the threaded hole 507 is formed on an inner wall of one side of the lifting block 506 corresponding to the threaded rod 505, the air inlet 502 is distributed on an inner wall of one side of the guide groove 501, and the filter screen 503 is connected to the inner wall of one side of the air inlet 502 in an embedded manner; the motor 504 is a servo motor, and rotates the screw rod 505 left and right, and then reciprocates the induced draft fan 508 on the elevating block 506 along the guide groove 501 by the screw hole 507.

When needs dispel the heat to electric instrument switch board 4, start draught fan 508, it is inside to inhale electric instrument switch board 4 through air intake 502 with external air, then purify the air through filter screen 503, starter motor 504 made threaded rod 505 rotate this moment, then under the effect through screw hole 507, make draught fan 508 on the elevator 506 go up and down along guide way 501, thereby dispel the heat comprehensively electric instrument switch board 4 through draught fan 508, can dispel the heat to electric structure by a wide margin, thereby cool down to it all around, avoid the operation of high influence equipment, and then the operation effect of equipment has been improved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The double-effect evaporator for MVR concentrated solution treatment is characterized by comprising a work cabinet main body (1), a support frame (2), an MVR concentrated solution treatment component (3), an electrical instrument control cabinet (4) and a heat dissipation component (5), wherein the support frame (2) is welded on the outer wall of the top end of the work cabinet main body (1), the MVR concentrated solution treatment component (3) is fixed on the outer wall of one side of the support frame (2), the electrical instrument control cabinet (4) is installed on the inner wall of one side of the work cabinet main body (1), and the heat dissipation component (5) is fixed on the inner wall of one side of the electrical instrument control cabinet (4);

the MVR concentrated solution treatment component (3) comprises a heater (301), an evaporator (302), a crystallizer (303), a separator (304), a condenser (305), a double-effect feed liquid delivery pump (306) and an operation platform (307), wherein the heater (301) is installed on the outer wall of one side of the support frame (2), the evaporator (302) is installed on the outer wall of one side of the support frame (2), the two ends of a communicating pipe of the evaporator (302) are connected onto the inner wall of the heater (301) in a penetrating manner, the crystallizer (303) is installed on the outer wall of the top end of the work cabinet main body (1), the communicating pipe of the crystallizer (303) is connected onto the outer wall of the evaporator (302) in a penetrating manner, the separator (304) is installed on the outer wall of the top end of the work cabinet main body (1), the condenser (305) is installed on the outer wall of one side of the work cabinet main body (1), the top end of the condenser (305) is connected onto the inner wall of the heater (301), one end of the communicating pipe of the condenser (305) is connected onto the inner wall of the separator (304), the inner wall of the work cabinet main body (1) is connected onto the inner wall of the double-effect feed liquid delivery pump (306), and the liquid delivery pump (306) is installed on one side of the double-effect feed liquid delivery pump (306), an operation platform (307) is embedded and installed on the inner wall of one side of the work cabinet main body (1).

2. The double-effect evaporator for MVR concentrated solution treatment according to claim 1, characterized in that, heat dissipation assembly (5) includes guide way (501), air intake (502), filter screen (503), motor (504), threaded rod (505), elevator (506), screw hole (507) and draught fan (508), guide way (501) have been seted up on one side inner wall of electrical instrument switch board (4), install draught fan (508) on one side inner wall of guide way (501), fixedly connected with elevator (506) on one side outer wall of draught fan (508), inlay on the bottom inner wall of electrical instrument switch board (4) and install motor (504), it is connected with threaded rod (505) to rotate on the top inner wall of electrical instrument switch board (4), and the output shaft top rigid coupling of motor (504) is on the outer wall of threaded rod (505), screw hole (507) have been seted up to corresponding threaded rod (505) on one side inner wall of elevator (506), air intake (502) have been distributed on one side inner wall of guide way (501), it inlays filter screen (503) to be connected with on one side inner wall of air intake (502).

3. The double-effect evaporator for MVR concentrated solution treatment according to claim 1, wherein the inner wall of one side of the electrical instrument control cabinet (4) is symmetrically provided with a cabinet door (6), and the inner wall of one side of the cabinet door (6) is provided with a pulling groove (7).

4. The double-effect evaporator for MVR concentrated solution treatment according to claim 1, characterized in that universal wheels (8) are distributed and installed on the outer wall of the bottom end of the working cabinet main body (1).

5. The dual-effect evaporator for MVR dope treatment according to claim 2, wherein said motor (504) is a servo motor.