CN216295378U - High-temperature filtering system for desalting organic products - Google Patents

Abstract

The utility model provides a high temperature filtration system for organic product desalination, including crude product melting tank, filter and stills, the feed inlet and the discharge gate at both ends are connected with crude product melting tank and stills respectively about the filter, the filter includes the filter jar body, the filter screen, heating power device and temperature controller, the internal lateral wall of filter jar is fixed with metal baffle, metal baffle forms seal chamber with the inner wall of the filter jar body, heating device sets up in seal chamber, be connected with temperature controller, the filter screen sets up at the metal baffle inboard, bottom surface with metal baffle and the filter jar body has certain interval, form and filter circulation chamber, the bottom of filtering circulation chamber is provided with temperature sensor, be connected with temperature controller. According to the utility model, the filter is arranged between the crude product melting tank and the distillation kettle, salt in the water-soluble organic product is removed by using a melting and filtering mode, the removal efficiency is high, the product loss is avoided, and the filter screen and the filter tank body are detachably arranged, so that the filter screen is convenient to replace.

Description

High-temperature filtering system for desalting organic products

Technical Field

The utility model relates to a filtering system, in particular to a high-temperature filtering system for desalting organic chemical products.

Background

In the production process of water-soluble organic chemical products, in order to obtain products with higher purity, the crude products are generally rectified to achieve the purification effect. Because a small amount of salt is always present in the prepared crude product, the temperature during rectification is greatly increased, so that the energy waste and the equipment corrosion are increased, and the production cost is increased. Today, the crude product is often washed with a small amount of water at a lower temperature in order to remove the salts from the crude product, but this process still suffers from a large product loss, although the salts can be removed from the crude product.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a high-temperature filtering system for desalting organic products.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a high-temperature filtering system for organic product desalination, the filtering system comprises a crude product melting tank, a filter and a distillation still, wherein a feed inlet and a discharge outlet at the upper end and the lower end of the filter are respectively connected with the crude product melting tank and the distillation still through flanges, the filter comprises a filter tank body, a filter screen, a heating device and a temperature controller, a metal baffle is fixed on the inner side wall of the filter tank body, the metal baffle and the inner wall of the filter tank body form a sealed cavity, the heating device is arranged in the sealed cavity and is connected with the temperature controller arranged outside the filter tank body, the filter screen is arranged on the inner side of the metal baffle, a certain distance is reserved between the metal baffle and the bottom surface of the filter screen, a filtering circulation cavity is formed, and a temperature sensor is arranged at the bottom of the filtering circulation cavity, which is connected to the temperature controller.

Above-mentioned a high temperature filtration system for organic product desalination, be provided with the mounting hole on the lateral wall of the filter jar body, the inboard upper portion of metal baffle is provided with the draw-in groove, the filter screen passes through the mounting hole install extremely in the filter jar body, the joint of filter screen upper end is in the draw-in groove, the mounting hole is through sealed, four angles of closing plate pass through the bolt-up fastening on the outer wall of the filter jar body.

Above-mentioned a high temperature filtration system for organic product desalination, the filter screen closely sets up and supports the bucket inboard at the filter screen, equal spaced apart a plurality of opening that is equipped with on the lateral wall of filter screen support bucket and the diapire, filter screen support bucket upper end is provided with horizontal backup pad, horizontal backup pad is pegged graft in the draw-in groove.

Above-mentioned a high temperature filtration system for organic product desalination, heating device is heating resistance wire.

The utility model has the beneficial effects that: according to the utility model, the filter is arranged between the crude product melting tank and the distillation kettle, salt in the water-soluble organic chemical product is removed by using a melting and filtering mode, the removal efficiency is high, and the product loss is avoided; set up heating device on the filter for organic product in the crude product melting tank keeps the molten state after getting into the filter, and through temperature controller and temperature sensor control heating temperature, guarantees filtering temperature's stability, and the filter effect is good. The filter screen and the filter screen supporting barrel can be detached, and the filter screen is convenient to clean and replace.

Drawings

The utility model will be further explained with reference to the drawings.

FIG. 1 is a schematic diagram of a filtration system according to the present invention;

FIG. 2 is a schematic cross-sectional view of the filter;

FIG. 3 is a schematic view of a screen structure;

fig. 4 is a schematic view of a seal plate mounting structure.

In the figure: 1. a crude product melting tank; 2. a filter; 2-1, a feed inlet; 2-2, a discharge hole; 2-3, a filter tank body; 2-4, a filter screen; 2-5, a heating device; 2-6, a temperature controller; 2-7, a metal baffle; 2-8, a clamping groove; 2-9, a filter screen supporting barrel; 2-9-1, flow holes; 2-10, transversely supporting the plate; 3. a distillation kettle; 4. a temperature sensor; 5. a sealing plate; 6. and (4) bolts.

Detailed Description

The utility model will be further explained with reference to the drawings.

Referring to fig. 1-2, the high temperature filtration system for organic product desalination of the present invention comprises a crude product melting tank 1, a filter 2 and a distillation still 3, wherein the upper and lower ends of the filter 2 are closed, and the upper and lower ends are respectively provided with a feed inlet 2-1 and a discharge outlet 2-2, which are respectively connected with the crude product melting tank 1 and the distillation still 3 through flanges, the filter 2 comprises a filter tank 2-3, a filter screen 2-4, a heating device 2-5 and a temperature controller 2-6, a metal baffle 2-7 is fixed on the inner side wall of the filter tank 2-3, the upper and lower ends of the metal baffle are respectively fixed on the upper and lower end surfaces of the filter tank, the metal baffle 2-7 and the inner wall of the filter tank 2-3 form a sealed cavity, the heating device 2-5 is arranged in the sealed cavity, the heating device is a heating resistance wire, two electrodes of the heating resistance wire are connected with the temperature controller 2-6 arranged outside the filter tank body 2-3, the filter screen 2-4 is arranged on the inner side of the metal baffle plate 2-7 and has a certain distance with the metal baffle plate 2-7, the bottom surface of the filter screen 2-4 and the bottom surface of the filter tank body 2-3 have a certain distance to form a filtering circulation cavity (the filtering circulation cavity is not communicated with the sealed cavity where the heating device is arranged), the bottom of the filtering circulation cavity is provided with a temperature sensor 4 which is connected with the temperature controller 2-6, and the working state of the heating resistance wire is controlled by the temperature sensor and the temperature controller, so that the filtering temperature in the filter is controlled, ensuring the material to be in a molten state. The material enters the filter from the crude product melting tank 1, is filtered by the filter screen, and then flows out of the filtering circulation cavity and the discharge hole to enter the distillation kettle.

Referring to fig. 3 and 4, a mounting hole is formed in the side wall of the filter tank body 2-3, a clamping groove 2-8 is formed in the upper portion of the inner side of the metal baffle 2-7, the filter screen 2-4 is tightly arranged on the inner side of the filter screen supporting barrel 2-9, a plurality of flow holes 2-9-1 are formed in the side wall and the bottom wall of the filter screen supporting barrel 2-9 at intervals, a transverse supporting plate 2-10 is arranged at the upper end of the filter screen supporting barrel 2-9, the filter screen and the filter screen supporting barrel are mounted in the filter tank body through the mounting hole, and the transverse supporting plate 2-10 is inserted into the clamping groove 2-8 and used for fixing the filter screen and the filter screen supporting barrel; one side of the sealing plate 5 is provided with a sealing groove, the mounting hole is sealed through the sealing groove on the sealing plate 5, four corners of the sealing plate are fastened on the outer walls of the filter tank bodies 2-3 through bolts, and the bolts do not penetrate through the outer walls of the filter tank bodies.

The working process is as follows: the filter is connected with the crude product melting tank and the distillation still through a connecting pipe respectively, valves are arranged on the connecting pipe, a temperature controller is started, when the temperature inside the filter reaches a preset temperature, molten materials begin to enter the filter tank body from the feed inlet, enter the filtering circulation cavity after being filtered by the filter screen, and then flow out of the discharge port at the bottom of the filter into the distillation still. After filtering, impurity salt is blocked by the filter screen, stays in the cavity formed inside the filter screen, and when the filtered salt reaches a certain degree, the fastening bolt is disassembled, the sealing plate is taken down, the filter screen and the filter screen supporting barrel are taken out together, the filter tank body is put into the filter tank body after cleaning, and the filtering is continued after sealing.

Claims (4)

1. A high temperature filtration system for organic product desalination which characterized in that: the filtering system comprises a crude product melting tank (1), a filter (2) and a distillation still (3), wherein a feed inlet (2-1) and a discharge outlet (2-2) at the upper end and the lower end of the filter (2) are respectively connected with the crude product melting tank (1) and the distillation still (3) through flanges, the filter (2) comprises a filter tank body (2-3), a filter screen (2-4), a heating device (2-5) and a temperature controller (2-6), a metal baffle (2-7) is fixed on the inner side wall of the filter tank body (2-3), the metal baffle (2-7) and the inner wall of the filter tank body (2-3) form a sealed cavity, the heating device (2-5) is arranged in the sealed cavity and is connected with the temperature controller (2-6) arranged outside the filter tank body (2-3), the filter screen (2-4) is arranged on the inner side of the metal baffle (2-7) and is spaced from the metal baffle (2-7), the bottom surface of the filter screen (2-4) is spaced from the bottom surface of the filter tank body (2-3) to form a filter circulation cavity, and a temperature sensor (4) is arranged at the bottom of the filter circulation cavity and is connected with the temperature controller (2-6).

2. The high temperature filtration system for organic desalination of claim 1, wherein: the filter tank is characterized in that mounting holes are formed in the side wall of the filter tank body (2-3), clamping grooves (2-8) are formed in the upper portion of the inner side of the metal baffle plate (2-7), the filter screen (2-4) is mounted into the filter tank body (2-3) through the mounting holes, the upper end of the filter screen (2-4) is clamped into the clamping grooves (2-8), the mounting holes are sealed through a sealing plate (5), and four corners of the sealing plate are fastened to the outer wall of the filter tank body (2-3) through bolts (6).

3. The high temperature filtration system for organic desalination of claim 2, wherein: the filter screen (2-4) is tightly arranged on the inner side of the filter screen supporting barrel (2-9), a plurality of circulation holes (2-9-1) are formed in the side wall and the bottom wall of the filter screen supporting barrel (2-9) at intervals, a transverse supporting plate (2-10) is arranged at the upper end of the filter screen supporting barrel (2-9), and the transverse supporting plate (2-10) is inserted into the clamping groove (2-8).

4. The high temperature filtration system for organic desalination of claim 3, wherein: the heating devices (2-5) are heating resistance wires.

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