CN219595910U

CN219595910U - Continuous extraction system of herbicide raw materials

Info

Publication number: CN219595910U
Application number: CN202320362783.2U
Authority: CN
Inventors: 宋业升
Original assignee: Anhui Lantian Agricultural Development Co ltd
Current assignee: Anhui Lantian Agricultural Development Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-08-29
Anticipated expiration: 2033-03-02

Abstract

The utility model discloses a continuous extraction system of herbicide raw materials, and particularly relates to the technical field of herbicide extraction, comprising an extraction tank, wherein a mixed extraction mechanism is arranged at one side of the extraction tank; the mixed extraction mechanism comprises a mixed extraction box, the mixed extraction box is arranged on one side of an extraction tank, a connecting pipe is connected between the extraction tank and the mixed extraction box, an electromagnetic valve is arranged on the outer side of the connecting pipe, a feeding pipe is arranged at the top of the mixed extraction box, and a first motor is arranged on one side, close to the feeding pipe, of the top of the mixed extraction box. According to the utility model, by arranging the mixing extraction mechanism and the evaporation circulation mechanism, the herbicide raw materials can be subjected to rapid mixing extraction, then the raw materials are extruded by the lower pressure plate to perform secondary extraction, and the extraction liquid is circulated to perform continuous extraction, so that the raw materials are extracted more thoroughly, meanwhile, the waste of a large amount of extraction liquid is avoided, the environmental protection effect is improved, and the production cost is reduced.

Description

Continuous extraction system of herbicide raw materials

Technical Field

The utility model relates to the technical field of herbicide extraction, in particular to a continuous extraction system of herbicide raw materials.

Background

The herbicide is a chemical agent which can thoroughly or selectively kill weeds, is also called herbicide, is used for eliminating or inhibiting plant growth, is extracted, is also called solvent extraction or liquid-liquid extraction, is a unit operation of separating a mixture by utilizing different solubilities of components in a system in solvents, and is required to extract raw materials in the preparation process of the herbicide.

Chinese patent application No. CN202122977541.8 discloses a multistage extraction system, which comprises N extractors stacked in sequence in a vertical direction, N is a natural number greater than or equal to 2, a lower support cylinder is fixed at the bottom of each extractor, an upper support cylinder is fixed at the top of each extractor, any two adjacent extractors are fixedly connected with the upper support cylinder through the lower support cylinder, a material solution feeding pipeline is connected with a feeding port of the lowermost extractor, and an extraction phase outlet of the lowermost extractor is connected with an extraction phase discharge pipeline to discharge an extraction phase out of the multistage extraction system; the extractant feeding pipeline is connected with the feeding port of each extractor through a branch, and the raffinate phase outlet of the extractor positioned at the uppermost part is connected with the raffinate phase discharge pipeline so as to discharge the extract phase out of the multistage extraction system. The combination of a plurality of extraction devices can effectively reduce material waste, particularly in the medicine field with higher cost, can obviously reduce the cost and improve the material utilization rate;

the extraction system is used for extracting herbicide raw materials, the mixing time of the materials and the extractant is short, the mixing effect is poor, the extractant cannot be reused, a plurality of extraction devices are needed in the multistage extraction process, the extraction cost is high, and meanwhile, the waste of a large amount of extractants is easily caused.

Disclosure of Invention

The technical scheme of the utility model aims at the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art. In order to overcome the defects in the prior art, the utility model provides a continuous extraction system of herbicide raw materials, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a continuous extraction system of herbicide raw materials comprises an extraction tank, wherein a mixed extraction mechanism is arranged on one side of the extraction tank;

the mixed extraction mechanism comprises a mixed extraction box, the mixed extraction box is arranged on one side of an extraction tank, a connecting pipe is connected between the extraction tank and the mixed extraction box, an electromagnetic valve is arranged on the outer side of the connecting pipe, a feeding pipe is arranged at the top of the mixed extraction box, a first motor is arranged on one side, close to the feeding pipe, of the top of the mixed extraction box, a rotating shaft is arranged at the output end of the first motor, and stirring rods are arranged on two sides of the rotating shaft;

the extraction tank internally mounted has the filter screen, be provided with the backup pad between filter screen bottom and the extraction tank, the extraction tank top is provided with the apron, the hydraulic stem is installed at the apron top, the hydraulic stem bottom is provided with the holding down plate, the extraction tank bottom is provided with evaporation circulation mechanism.

Preferably, the evaporation circulation mechanism comprises a separation box, the separation box is arranged at the bottom of the extraction tank, a discharging pipe is connected between the separation box and the extraction tank, a second motor is installed on one side of the separation box, and a rotating rod is arranged at the output end of the second motor.

Preferably, stirring blades are arranged at the top and the bottom of the rotating rod, a fixing plate is arranged at the bottom of the inner wall of the separation box, heating wires are arranged inside the fixing plate, and a plurality of heating pipes are arranged at the top of the fixing plate.

Preferably, a condensing box is arranged on one side of the separation box, an air pipe is connected between the separation box and the condensing box, an air pump is arranged in the middle of the air pipe, a water pipe is connected between the condensing box and the extraction tank, and a circulating pump is arranged in the middle of the water pipe.

Preferably, the rotation shaft bottom penetrates through the mixing extraction box and extends to the inside of the mixing extraction box, the stirring rods are arranged in a plurality, and the hydraulic rod bottom penetrates through the cover plate and extends to the inside of the extraction tank.

Preferably, the bottom of the water pipe penetrates through the condensing box and extends into the condensing box, and one end of the water pipe penetrates through the extracting tank and extends into the extracting tank.

The utility model has the technical effects and advantages that:

1. through setting up mixed extraction mechanism and evaporation circulation mechanism, through mixing the inside material of extraction box and the quick stirring of extract, carry out the quick mixed extraction to the herbicide raw materials, then the mixed raw materials enters into the extraction jar, push down through the holding down plate, further extract the material, final solution enters into the separator box, make the extract heat evaporation through the characteristics of extract boiling point low, accomplish the recovery to the extract, the extract is circulated to the extraction jar inside and is further extracted to the material, compared with prior art, can carry out the quick mixed extraction to the herbicide raw materials, then extrude the raw materials through the holding down plate and carry out the secondary extraction, through extracting the extract, make the extract circulation carry out continuous extraction, the raw materials extraction is more thorough, avoid the waste of a large amount of extracts simultaneously, the extract reuse improves the environmental protection effect, reduce production cost;

2. the rotary rod is driven to rotate through the second motor, the solution is stirred through the plurality of stirring blades outside the rotary rod, so that the solution is heated more uniformly, the evaporation efficiency of the extraction liquid is improved, the evaporation of the extraction liquid is faster, the solid materials can be filtered through the filter screen to prevent the materials from entering the separation box, and meanwhile, the support plate can improve the compression resistance of the filter screen to prevent the filter screen from falling off due to the downward pressing of the lower pressure plate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the herbicide extraction system of the present utility model.

Fig. 2 is a schematic view showing the internal structure of the separation tank according to the present utility model.

Fig. 3 is a schematic diagram of the internal structure of the hybrid extraction tank according to the present utility model.

Fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

The reference numerals are: 1. an extraction tank; 2. a mixing extraction box; 3. a connecting pipe; 4. an electromagnetic valve; 5. a feeding pipe; 6. a first motor; 7. a rotation shaft; 8. a stirring rod; 9. a filter screen; 10. a support plate; 11. a cover plate; 12. a hydraulic rod; 13. a lower pressing plate; 14. a discharge pipe; 15. a separation box; 16. a second motor; 17. a rotating rod; 18. stirring the leaves; 19. a fixing plate; 20. a heating wire; 21. heating pipes; 22. a condensing box; 23. an air pipe; 24. an air extracting pump; 25. a water pipe; 26. and a circulation pump.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The continuous extraction system of herbicide raw materials shown in the accompanying figures 1-4 comprises an extraction tank 1, wherein a mixed extraction mechanism is arranged on one side of the extraction tank 1;

the mixed extraction mechanism comprises a mixed extraction box 2, the mixed extraction box 2 is arranged on one side of an extraction tank 1, a connecting pipe 3 is connected between the extraction tank 1 and the mixed extraction box 2, an electromagnetic valve 4 is arranged on the outer side of the connecting pipe 3, a feeding pipe 5 is arranged at the top of the mixed extraction box 2, a first motor 6 is arranged on one side, close to the feeding pipe 5, of the top of the mixed extraction box 2, a rotating shaft 7 is arranged at the output end of the first motor 6, and stirring rods 8 are arranged on two sides of the rotating shaft 7;

the extraction tank 1 internally mounted has filter screen 9, is provided with backup pad 10 between filter screen 9 bottom and the extraction tank 1, and extraction tank 1 top is provided with apron 11, and hydraulic stem 12 is installed at apron 11 top, and hydraulic stem 12 bottom is provided with holding down plate 13, and extraction tank 1 bottom is provided with evaporation circulation mechanism.

As shown in fig. 1, 2 and 4, the evaporation circulation mechanism comprises a separation tank 15, the separation tank 15 is arranged at the bottom of the extraction tank 1, a discharge pipe 14 is connected between the separation tank 15 and the extraction tank 1, a second motor 16 is arranged on one side of the separation tank 15, a rotating rod 17 is arranged at the output end of the second motor 16, stirring blades 18 are arranged at the top and the bottom of the rotating rod 17, a fixing plate 19 is arranged at the bottom of the inner wall of the separation tank 15, a heating wire 20 is arranged inside the fixing plate 19, a plurality of heating pipes 21 are arranged at the top of the fixing plate 19, a condensing tank 22 is arranged on one side of the separation tank 15, an air pipe 23 is connected between the separation tank 15 and the condensing tank 22, an extraction pump 24 is arranged in the middle of the air pipe 23, a water pipe 25 is connected between the condensing tank 22 and the extraction tank 1, a circulating pump 26 is arranged in the middle of the water pipe 25, so that the extractant can be recycled, and meanwhile, the materials can be extracted continuously, and the materials can be extracted more thoroughly.

As shown in fig. 1 and 3, the bottom of the rotating shaft 7 penetrates through the mixed extraction tank 2 and extends into the mixed extraction tank 2, the stirring rods 8 are multiple in number, the bottom of the hydraulic rod 12 penetrates through the cover plate 11 and extends into the extraction tank 1, the mixing effect of materials and extracting agents is improved, and meanwhile the hydraulic rod 12 is convenient to drive the lower pressing plate 13 to press the materials downwards.

As shown in fig. 1, the bottom of the water pipe 25 penetrates the condensing tank 22 and extends into the condensing tank 22, and one end of the water pipe 25 penetrates the extracting tank 1 and extends into the extracting tank 1, so that the condensed extracting agent can be circulated into the extracting tank 1 through the water pipe 25 and the circulating pump 26.

The working principle of the utility model is as follows: in the use process of the utility model, herbicide raw materials are put into a mixed extraction box 2 through a feeding pipe 5, an extracting agent is put into the mixed extraction box 2, a rotating shaft 7 and a stirring rod 8 are rotated by starting a first motor 6 to mix the materials and the extracting agent, the mixing effect of the materials and the extracting agent is improved, primary extraction is carried out, then the materials and the extracting agent enter the extraction tank 1 through opening an electromagnetic valve 4, a hydraulic rod 12 drives a lower pressing plate 13 to move downwards, the lower pressing plate 13 presses the materials to further extract the materials, secondary extraction is completed, the extracted mixed solution enters a separation box 15 through a discharging pipe 14, then the solution is heated through a heating wire 20 in a fixing plate 19 and a heating pipe 21 at the top of the heating wire, the extracting solution is evaporated by utilizing the difference of boiling points of the extracting solution and the extracted solution, the evaporated gas enters a condensing box 22 through a sucking pump 24 and a gas pipe 23 to condense, and the extracting solution is re-entered into the extraction tank 1 through a circulating pump 26 and a water pipe 25 to extract the materials again.

Finally: the above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. A continuous extraction system for herbicide raw materials, comprising an extraction tank (1), characterized in that: a mixed extraction mechanism is arranged at one side of the extraction tank (1);

the mixing extraction mechanism comprises a mixing extraction box (2), the mixing extraction box (2) is arranged on one side of an extraction tank (1), a connecting pipe (3) is connected between the extraction tank (1) and the mixing extraction box (2), an electromagnetic valve (4) is arranged on the outer side of the connecting pipe (3), a feeding pipe (5) is arranged at the top of the mixing extraction box (2), a first motor (6) is arranged on one side, close to the feeding pipe (5), of the top of the mixing extraction box (2), a rotating shaft (7) is arranged at the output end of the first motor (6), and stirring rods (8) are arranged on two sides of the rotating shaft (7);

the utility model discloses an extraction tank, including extraction tank (1), filter screen (9), backup pad (10) are provided with between filter screen (9) bottom and extraction tank (1), extraction tank (1) top is provided with apron (11), hydraulic stem (12) are installed at apron (11) top, hydraulic stem (12) bottom is provided with holding down plate (13), extraction tank (1) bottom is provided with evaporation circulation mechanism.

2. A continuous extraction system for herbicide feed stock as claimed in claim 1, wherein: the evaporation circulation mechanism comprises a separation box (15), the separation box (15) is arranged at the bottom of the extraction tank (1), a discharging pipe (14) is connected between the separation box (15) and the extraction tank (1), a second motor (16) is arranged on one side of the separation box (15), and a rotating rod (17) is arranged at the output end of the second motor (16).

3. A continuous extraction system for herbicide feed as claimed in claim 2, wherein: the rotary rod is characterized in that stirring blades (18) are arranged at the top and the bottom of the rotary rod (17), a fixing plate (19) is arranged at the bottom of the inner wall of the separation box (15), heating wires (20) are arranged inside the fixing plate (19), and a plurality of heating pipes (21) are arranged at the top of the fixing plate (19).

4. A continuous extraction system for herbicide feed as claimed in claim 2, wherein: the separation box is characterized in that a condensing box (22) is arranged on one side of the separation box (15), an air pipe (23) is connected between the separation box (15) and the condensing box (22), an air pump (24) is arranged in the middle of the air pipe (23), a water pipe (25) is connected between the condensing box (22) and the extraction tank (1), and a circulating pump (26) is arranged in the middle of the water pipe (25).

5. A continuous extraction system for herbicide feed stock as claimed in claim 1, wherein: the bottom of the rotating shaft (7) penetrates through the mixed extraction box (2) and extends into the mixed extraction box (2), the stirring rods (8) are arranged in a plurality, and the bottom of the hydraulic rod (12) penetrates through the cover plate (11) and extends into the extraction tank (1).

6. The continuous extraction system for herbicide feed stock of claim 4, wherein: the bottom of the water pipe (25) penetrates through the condensing box (22) and extends into the condensing box (22), and one end of the water pipe (25) penetrates through the extraction tank (1) and extends into the extraction tank (1).