CN211486587U

CN211486587U - Salt water flash column for MMT rectification

Info

Publication number: CN211486587U
Application number: CN201922185141.6U
Authority: CN
Inventors: 罗竑
Original assignee: Chuangxin Fine Chemical Co ltd Of Yixing City
Current assignee: Chuangxin Fine Chemical Co ltd Of Yixing City
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-09-15
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a salt water flash column for MMT rectification, including the flash column, there is the vacuum pump through the bolt fastening in the middle of the flash column top, there is the fan through the bolt fastening above the flash column left end, the fan below is equipped with the air pump, the air pump below is equipped with the waste pipe, flash column right-hand member top suit is fixed with electronic stop valve b, electronic stop valve b right-hand member is equipped with the radiator, the radiator right-hand member is fixed with the outlet pipe through the flange, electronic stop valve b below is equipped with the heater, the preheating tube right-hand member is fixed with the inlet pipe through the welding, preheating tube bottom left side is fixed with the steam boiler through the flange, the flash chamber has been seted up above the flash column inside, the electronic stop valve a is fixed in the middle suit of flash chamber bottom; this salt solution flash column for MMT rectification has reasonable in design, simple structure, flash rate is fast, the flash evaporation is effectual, efficiency utilization is high advantage.

Description

Salt water flash column for MMT rectification

Technical Field

The utility model relates to a salt solution flash distillation technical field specifically is a salt solution flash column for MMT rectification.

Background

MMT is called methyl cyclopentadiene manganese tricarbonyl, a metal magnesium compound, and combustible, extremely toxic and toxic manganese oxide smoke decomposed in a fire scene is firstly used as a supplement for lead-containing gasoline and is later used for increasing the octane number of lead-free gasoline, and the manganese tricarbonyl is used as an automobile fuel additive for oil refineries, can improve the quality of the fuel and reduce the cost, MMT can effectively improve the quality of the gasoline, can improve the octane number of the gasoline, has high antiknock efficiency and small addition amount, is added according to ten thousandth, has the manganese content of not more than 18 mg/L, and can improve the octane number of the gasoline by 2-3.

The brine needs to be distilled in the manufacturing process of methylcyclopentadienyl manganese tricarbonyl, the conventional distillation mode is multistage flash evaporation, most of the conventional flash towers are atmospheric pressure reduced flash evaporation, and the atmospheric pressure flash towers have the advantages of low cost, low efficiency and low efficiency utilization rate.

The utility model discloses a solve above-mentioned problem, provide a salt solution flash column for MMT rectification, provide a new solution that efficiency is high simultaneously efficiency utilization rate to traditional flash column.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a salt solution flash column for MMT rectification has reasonable in design, simple structure, flash distillation speed is fast, the flash distillation is effectual, efficiency utilization is high advantage, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a saline water flash tower for MMT rectification comprises a flash tower, wherein a vacuum pump is fixed in the middle of the top of the flash tower through bolts, a fan is fixed above the left end of the flash tower through bolts, an air pump is arranged below the fan and fixed on the flash tower, a waste water pipe is arranged below the air pump and fixed on the flash tower through a flange, an electric stop valve b is fixedly sleeved on the top of the right end of the flash tower, a radiator is arranged at the right end of the electric stop valve b, the radiator is fixed on the electric stop valve b through a pipeline, a water outlet pipe is fixed at the right end of the radiator through a flange, a heater is arranged below the electric stop valve b and fixed on the flash tower, the heater is communicated with a steam chamber through a pipeline, a preheating pipe is fixed below the right end of the heater through a flange, and a feeding pipe is fixed at the right, the preheating pipe bottom left side is fixed with steam boiler through the flange, the heater below is equipped with the controller, heater, steam boiler, fan, air pump, electronic stop valve b and vacuum pump are connected respectively through the cable to the controller, the controller passes through the bolt fastening on the flash column, the inside top of flash column has seted up the flash chamber, electronic stop valve b, fan and vacuum pump all communicate with the flash chamber through the pipeline, the suit is fixed with electronic stop valve a in the middle of the flash chamber bottom, electronic stop valve a electric connection controller, the steam chamber has been seted up to flash column below, the air pump passes through pipeline and steam chamber intercommunication, the suit is fixed with the mixer in the middle of the steam chamber bottom, mixer electric connection controller.

Preferably, the preheating pipe is fixed in the radiator outside through the winding, and the effect of this scheme is that the preheating pipe can utilize the heat that the radiator sent to carry out primary heating to salt water, effectively recycle the heat that the radiator sent promptly, improves efficiency rate of utilization.

Preferably, the controller contains a touch screen and a control switch, the stirrer contains a motor driving device, the scheme has the effects that commands or display information are input into the controller through the touch screen, the overall power supply connection of the flash tower is opened and closed through the control switch, and the stirrer is driven to run through the motor driving device.

Preferably, the electric stop valve b and the electric stop valve a are both of the following types: J41H-64C, the model of the air pump is as follows: HAT-100, the type of the vacuum pump is as follows: SK-30, above preferred product model is relatively suitable for the utility model discloses, help guaranteeing the stability of flash column operation.

Preferably, control switch is connected with the power through the cable, control switch connects electric stop valve b, electric stop valve a and controller respectively through the cable, and the effect of this scheme is through the basic component of control switch start-stop this flash column, makes other of this flash column can normal operating.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a salt solution flash column for MMT rectification is through setting up steam boiler and preheating pipe intercommunication, and the steam that the steam boiler of being convenient for produced carries out the primary heating to the salt solution stoste, reduces the heat time of heater and promotes the efficiency rate of utilization simultaneously, through setting up air pump and steam chamber intercommunication, uses the air pump to pressurize in the steam chamber, guarantees the original state of salt solution, through fan and flash chamber intercommunication, and the air current guide when the gas in the flash chamber of being convenient for circulates to electric stop valve a.

2. The utility model relates to a salt solution flash column for MMT rectification reduces the atmospheric pressure value in the flash chamber through the vacuum pump to the operation of stepping down of flash chamber, is convenient for improve the pressure differential between steam chamber and the flash chamber, promotes the flash distillation effect of salt solution, through the winding of preheating tube in the outside of radiator, the preheating tube of being convenient for carries out recycle to the heat that the radiator loosed out to improve the efficiency utilization ratio.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a brine flash tower for MMT rectification according to the present invention.

The figures are labeled as follows: 1. a flash column; 2. a blender; 3. a vapor chamber; 4. a heater; 5. a steam boiler; 6. a feed pipe; 7. a preheating pipe; 8. a water outlet pipe; 9. a heat sink; 10. a waste pipe; 11. an electric stop valve b; 12. a flash chamber; 14. a fan; 16. an air pump; 17. an electric stop valve a; 18. a controller; 19. a vacuum pump.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1, a brine flash tower for MMT rectification comprises a flash tower 1, a vacuum pump 19 is fixed in the middle of the top of the flash tower 1 through bolts, and the vacuum pump 19 is of the type: SK-30, the fan 14 is fixed with through the bolt above the left end of flash tower 1, and the air pump 16 is equipped with to fan 14 below, and the model of air pump 16 is: HAT-100, air pump 16 fixes on flash column 1, and the air pump 16 below is equipped with waste pipe 10, and waste pipe 10 passes through the flange to be fixed on flash column 1, and flash column 1 right-hand member top suit is fixed with electronic stop valve b11, and the model of electronic stop valve b11 is: J41H-64C, a radiator 9 is arranged at the right end of an electric stop valve b11, the radiator 9 is fixed on an electric stop valve b11 through a pipeline, a water outlet pipe 8 is fixed at the right end of the electric stop valve b11 through a flange, a heater 4 is arranged below the electric stop valve b11 and fixed on a flash tower 1, the heater 4 is communicated with a steam chamber 3 through a pipeline, a preheating pipe 7 is fixed below the right end of the heater 4 through a flange, the preheating pipe 7 is fixed outside the radiator 9 through winding, the preheating pipe 7 is wound outside the radiator 9 through the preheating pipe 7, so that the preheating pipe 7 can recycle heat emitted from the radiator 9, the energy efficiency utilization rate is improved, a feeding pipe 6 is fixed at the right end of the preheating pipe 7 through welding, a steam boiler 5 is fixed at the left side of the bottom of the preheating pipe 7 through a flange, the steam boiler 5 is communicated with the preheating pipe 7, the heating time of the heater 4 is reduced, the energy efficiency utilization rate is improved, the controller 18 is arranged below the heater 4, the controller 18 comprises a touch screen and a control switch, the control switch is connected with a power supply through a cable, the control switch is respectively connected with an electric stop valve b11, an electric stop valve a17 and the controller 18 through cables, the controller 18 is respectively connected with the heater 4, a steam boiler 5, a fan 14, an air pump 16, an electric stop valve b11 and a vacuum pump 19 through cables, the controller 18 is fixed on the flash tower 1 through bolts, the flash chamber 12 is arranged above the inside of the flash tower 1, the electric stop valve b11, the fan 14 and the vacuum pump 19 are all communicated with the flash chamber 12 through pipelines, the vacuum pump 19 is used for reducing the pressure of the flash chamber 12 to reduce the air pressure value in the flash chamber 12, the pressure difference between the steam chamber 3 and the flash chamber, an electric stop valve a17 is sleeved and fixed in the middle of the bottom of the flash chamber 12, and the model of the electric stop valve a17 is as follows: J41H-64C, an electric stop valve a17 is electrically connected with the controller 18, a steam chamber 3 is arranged below the flash tower 1 and is communicated with the steam chamber 3 through an air pump 16, the air pump 16 is used for pressurizing the steam chamber 3 to ensure the original state of the brine, a stirrer 2 is sleeved and fixed in the middle of the bottom of the steam chamber 3, the stirrer 2 comprises a motor driving device, and the stirrer 2 is electrically connected with the controller 18.

The working principle is as follows: the utility model relates to a salt water flash column for MMT rectification, in use, press control switch, control switch starts electric stop valve b11 respectively through the cable, electric stop valve a17 and controller 18, input predetermined operating parameter in to controller 18 through the touch screen on the controller 18, salt solution stoste flows in from inlet pipe 6 and preheats with the steam mixture that filter 5 produced when preheating tube 7, salt solution stoste after preheating reaches the salt solution saturation state through heater 4, saturated state salt water gets into in the steam chamber 3 through the pipeline and mixes evenly under the stirring of mixer 2, when the time of intaking in the steam chamber 3 reaches predetermined parameter, controller 18 opens air pump 16 through the cable and pressurizes the salt water in the steam chamber 3, prevent that the saturated state salt water evaporation of steam chamber 3 from appearing, start vacuum pump 19 simultaneously and carry out the step-down operation in the flash chamber 12, when the pressurization time of the air pump 16 reaches a preset parameter, namely the air pressure in the steam chamber 3 and the flash chamber 12 reaches a preset parameter, the controller 18 opens the electric stop valve a17 through a cable, the saline in the steam chamber 3 is quickly evaporated through the electric stop valve a17 due to the large air pressure difference between the steam chamber 3 and the flash chamber 2, the brine generates steam and separated salt through evaporation, the generated steam automatically enters the flash chamber 12 due to pressure intensity, the salt automatically falls at the bottom of the steam chamber 3, then the controller 18 closes the electric stop valve a17 through the cable and simultaneously opens the electric stop valve a11 and the fan 14, the steam in the flash chamber 12 is discharged from the electric stop valve a11 under the action of pressure intensity and air flow, the heat generated when the steam passes through the radiator 9 is liquefied and flows out from the water outlet pipe 8, the radiator 9 transfers the dissipated heat to the preheating pipe 7 to preheat the saline stock solution for the first time, the heat energy is effectively recycled, the salt in the steam chamber 3 is regularly or quantitatively discharged from the waste water pipe 10 through the stirring of the stirrer 2, and when the flash tower is used, the control switch is pressed down, the power supply is cut off, and the device is closed.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A salt water flash column for MMT rectification is characterized in that: including flash column (1), there is vacuum pump (19) through the bolt fastening in the middle of flash column (1) top, flash column (1) left end top has fan (14) through the bolt fastening, fan (14) below is equipped with air pump (16), air pump (16) are fixed on flash column (1), air pump (16) below is equipped with waste pipe (10), waste pipe (10) are fixed on flash column (1) through the flange, flash column (1) right-hand member top suit is fixed with electric stop valve b (11), electric stop valve b (11) right-hand member is equipped with radiator (9), radiator (9) are fixed on electric stop valve b (11) through the pipeline, radiator (9) right-hand member is fixed with outlet pipe (8) through the flange, electric stop valve b (11) below is equipped with heater (4), the device comprises a heater (4), a steam chamber (3), a preheating pipe (7), a feeding pipe (6), a steam boiler (5), a controller (18), an air pump (16), an electric stop valve b (11) and a vacuum pump (19), wherein the heater (4) is fixed on a flash tower (1), the preheating pipe (7) is fixed below the right end of the heater (4) through a flange, the feeding pipe (6) is fixed at the right end of the preheating pipe (7) through welding, the steam boiler (5) is fixed on the left side of the bottom of the preheating pipe (7) through a flange, the controller (18) is arranged below the heater (4), the steam boiler (5), the fan (14), the air pump (16), the electric stop valve b (11) and the vacuum pump (19) are respectively connected through cables, the controller (18) is fixed on the flash tower (1) through bolts, the flash chamber (12) is arranged above the inside of the flash tower (1, an electric stop valve a (17) is fixedly sleeved in the middle of the bottom of the flash evaporation chamber (12), the electric stop valve a (17) is electrically connected with a controller (18), a steam chamber (3) is formed below the flash evaporation tower (1), the air pump (16) is communicated with the steam chamber (3) through a pipeline, a stirrer (2) is fixedly sleeved in the middle of the bottom of the steam chamber (3), and the stirrer (2) is electrically connected with the controller (18).

2. A brine flash column for MMT rectification in accordance with claim 1, characterized in that: the preheating pipe (7) is fixed on the outer side of the radiator (9) through winding.

3. A brine flash column for MMT rectification in accordance with claim 1, characterized in that: the controller (18) comprises a touch screen and a control switch, and the stirrer (2) comprises a motor driving device.

4. A brine flash column for MMT rectification in accordance with claim 1, characterized in that: the electric stop valve b (11) and the electric stop valve a (17) are both in the following types: J41H-64C, the model number of the air pump (16) is: HAT-100, the type of the vacuum pump (19) is as follows: SK-30.

5. A brine flash column for MMT rectification according to claim 3, characterized in that: the control switch is connected with a power supply through a cable, and the control switch is respectively connected with an electric stop valve b (11), an electric stop valve a (17) and a controller (18) through cables.