Cyproconazole DMF (Dimethyl Formamide) rectification device

Abstract

The utility model discloses a cyproconazole DMF (Dimethyl Formamide) rectification device, which relates to the technical field of pesticide production and comprises a bottom plate and supporting plates, the two supporting plates are fixedly arranged on one side of the upper surface of the bottom plate, a rectification box is fixedly arranged on the upper sides of the two supporting plates, and a condensation box is fixedly arranged on the upper surface of the bottom plate and located on one side of the rectification box. One side of the upper end of the rectification box communicates with the condensation box through a connecting pipe, a filter plate is fixedly arranged on the upper side of the interior of the rectification box, one end of the filter plate extends to the outer side of the rectification box, and a sealing plate is fixedly arranged at one end of the outer side of the filter plate; a limiting mechanism for limiting the movement of the sealing plate is arranged on the outer wall of the rectification box and located on the upper side of the sealing plate; a heating ring movably sleeves the outer part of the lower end of the rectifying box, and a rotating rod is rotationally arranged on the outer wall of the supporting plate on one side. According to the utility model, materials can be efficiently and uniformly heated, and the production efficiency and quality can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pesticide production, in particular to a cyproconazole DMF distillation device. Background Art

[0002] In the synthesis process of cyproconazole, DMF is often used as a solvent. However, after the reaction, the mixture often contains unreacted DMF and cyproconazole, as well as possible by-products. In order to recover and purify cyproconazole, the mixture needs to be distilled and separated.

[0003] Among them, announcement number CN220736222U discloses a distillation device, including a fixed base, the upper surface of the fixed base is symmetrically provided with grooves, each groove is provided with a distillation box, the inside of the distillation box is provided with a limit ring near the top, the limit ring is provided with filter cotton, the top of the distillation box is provided with a top cover, the upper surface of the fixed base is provided with a storage box near the right end, the outer wall of the distillation box is embedded with an observation window, the slot is provided with a heating plate, and the heating plate is provided with a heating ring. There are still defects in this technical solution:

[0004] In this technical solution, the heating plate is fixedly installed at the bottom of the distillation box, so the heat needs to be transferred slowly back and forth from the bottom, which not only causes uneven heating of raw materials at different positions, but also low heating efficiency, which in turn leads to low production efficiency and quality. Utility Model Content

[0005] In view of the above problems existing in the existing distillation device, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide a cyproconazole DMF distillation device, which solves the problem that in the distillation device of the prior art, the heating plate is fixedly installed at the bottom of the distillation box, so that heat needs to be transferred slowly back and forth from the bottom, which not only causes uneven heating of raw materials at different positions, but also low heating efficiency, thereby leading to low production efficiency and quality.

[0007] In order to achieve the above purpose, the present invention provides the following technical solutions:

[0008] A cyproconazole DMF distillation device comprises a base plate and a support plate, wherein two support plates are fixedly arranged on one side of the upper surface of the base plate, a distillation box is fixedly arranged on the upper side of the two support plates, a condensation box is fixedly arranged on the upper surface of the base plate and on one side of the distillation box, one side of the upper end of the distillation box is connected to the condensation box via a connecting pipe, a filter plate is fixedly arranged on the upper side of the interior of the distillation box, one end of the filter plate extends to the outside of the distillation box, a sealing plate is fixedly arranged on one end of the outer side of the filter plate, and an outer wall of the distillation box is provided with a limiting mechanism located on the upper side of the sealing plate to limit the movement of the sealing plate;

[0009] A heating ring is provided on the outer movable sleeve of the lower end of the distillation box, a rotating rod is rotatably provided on the outer wall of the support plate on one side, a turntable is fixedly sleeved on one end of the rotating rod, a vertical rod is fixedly provided on the lower surface of one side of the heating ring, a movable ring is fixedly provided on the lower end of the vertical rod, a round pin is eccentrically provided on the side of the turntable close to the movable ring, one end of the round pin passes through the movable ring, a stirring rod is rotatably provided on the inner wall of the bottom end of the distillation box, and a transmission mechanism for driving the rotating rod and the stirring rod to rotate is provided between the two support plates.

[0010] Preferably, the transmission mechanism includes a worm wheel and a worm, the worm is rotatably arranged between the two support plates, one end of the worm is fixedly connected to the rotating rod, the lower end of the stirring rod extends to the lower side of the distillation box, the worm wheel is fixedly sleeved on the lower end of the stirring rod, the worm wheel is meshingly connected to the worm, and a motor is fixedly arranged on the outer side of the support plate on one side, and the output end of the motor is fixedly connected to one end of the worm.

[0011] Preferably, the limiting mechanism includes an L-shaped block and a connecting rod. A fixed shell is fixedly provided on the outer wall of the distillation box and located on the upper side of the sealing plate. A slider is slidably provided inside the fixed shell. The connecting rod is fixedly provided on the lower side of the slider. The lower end of the connecting rod extends to the outside of the fixed shell. The L-shaped block is fixedly provided at the lower end of the connecting rod. The L-shaped block conflicts with the side of the sealing plate away from the distillation box.

[0012] Preferably, a spring is fixedly provided on the upper side of the sliding block, and the other end of the spring is fixedly connected to the inner wall of the fixed shell.

[0013] Preferably, a fixed tube is fixedly provided in the middle of the upper surface of the bottom plate, a movable rod is movably sleeved inside the fixed tube, and the upper end of the movable rod is fixedly connected to the heating ring.

[0014] Preferably, the motor is a reduction motor.

[0015] Preferably, a retaining ring is fixedly sleeved on one end of the round pin away from the turntable, and the retaining ring is in conflict with a side of the movable ring away from the turntable.

[0016] Preferably, a feeding pipe with a valve is fixedly provided at the middle of the rear side of the distillation box.

[0017] Preferably, a discharge pipe with a valve is fixedly provided at the lower end of the rear side of the distillation box.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. The utility model drives the worm to rotate through the motor, and the worm drives the rotating rod to rotate, so that the turntable drives the round pin to rotate with the rotating rod as the axis, and then the round pin pushes and pulls the movable ring back and forth, that is, the vertical rod drives the heating ring to move up and down for heating. At the same time, the worm drives the worm wheel to rotate, so that the stirring rod rotates, which can make the raw materials in the distillation box efficiently and evenly heated, and can greatly improve the distillation efficiency.

[0020] 2. The utility model separates the L-shaped block from the sealing plate by pulling up the L-shaped block, thereby releasing the limit on the filter plate, and the filter plate can be pulled out of the distillation box, making it convenient to clean or replace the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 This is a schematic structural diagram of a cyproconazole DMF distillation device proposed in the present invention;

[0023] Figure 2 for Figure 1 Schematic diagram of the internal structure;

[0024] Figure 3 for Figure 2 A schematic diagram of the structure of the partial A in the middle part;

[0025] Figure 4 for Figure 1 A three-dimensional diagram of the middle movable ring;

[0026] Figure 5 for Figure 1 A three-dimensional diagram of the connection structure between the square tube and the square rod.

[0027] Description of reference numerals:

[0028] 1. Bottom plate; 2. Support plate; 3. Distillation box; 4. Condensation box; 5. Connecting pipe; 6. Heating ring; 7. Filter plate; 8. Stirring rod; 9. Sealing plate; 10. Movable rod; 11. Fixed pipe; 12. Vertical rod; 13. Round pin; 14. Movable ring; 15. Turntable; 16. Turning rod; 17. Worm gear; 18. Worm; 19. Motor; 20. Fixed housing; 21. Spring; 22. Slider; 23. Connecting rod; 24. L-shaped block. DETAILED DESCRIPTION

[0029] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0030] The embodiment of the utility model discloses a cyproconazole DMF distillation device.

[0031] Example 1

[0032] Reference Figure 1-5 , a cyproconazole DMF distillation device, comprising a bottom plate 1 and a support plate 2, two support plates 2 are fixedly arranged on one side of the upper surface of the bottom plate 1, a distillation box 3 is fixedly provided on the upper side of the two support plates 2, a condensation box 4 is fixedly provided on the upper surface of the bottom plate 1 and on one side of the distillation box 3, one side of the upper end of the distillation box 3 is connected with the condensation box 4 through a connecting pipe 5, a feeding pipe with a valve is fixedly provided on the middle part of the rear side of the distillation box 3, which is convenient for controlling the feeding, and a discharging pipe with a valve is fixedly provided on the lower end of the rear side of the distillation box 3, which is convenient for controlling the discharging, a filter plate 7 is fixedly provided on the upper side of the interior of the distillation box 3, one end of the filter plate 7 extends to the outside of the distillation box 3, and a sealing plate 9 is fixedly provided on one end of the outer side of the filter plate 7;

[0033] Reference Figure 1-5 The outer sleeve of the lower end of the distillation box 3 is provided with a heating ring 6, and a fixed tube 11 is fixedly provided in the middle of the upper surface of the bottom plate 1. The inner sleeve of the fixed tube 11 is provided with a movable rod 10, and the upper end of the movable rod 10 is fixedly connected to the heating ring 6, so that the heating ring 6 can move stably. A rotating rod 16 is rotatably provided on the outer wall of one side support plate 2, and a turntable 15 is fixedly sleeved on one end of the rotating rod 16. A vertical rod 12 is fixedly provided on the lower surface of one side of the heating ring 6, and a movable ring 14 is fixedly provided on the lower end of the vertical rod 12. A round pin 13 is eccentrically provided on the side of the turntable 15 close to the movable ring 14, and one end of the round pin 13 passes through the movable ring 14, and a stirring rod 8 is rotatably provided on the inner wall of the bottom end of the distillation box 3. The end of the round pin 13 away from the turntable 15 is fixedly sleeved with a retaining ring, which conflicts with the side of the movable ring 14 away from the turntable 15 to prevent the round pin 13 from slipping out of the movable ring 14 as much as possible.

[0034] Example 2

[0035] Reference Figure 1-5 A transmission mechanism for driving the rotating rod 16 and the stirring rod 8 to rotate is provided between the two support plates 2. The transmission mechanism includes a worm gear 17 and a worm 18. The worm 18 is rotatably provided between the two support plates 2. One end of the worm 18 is fixedly connected to the rotating rod 16. The lower end of the stirring rod 8 extends to the lower side of the distillation box 3. The worm gear 17 is fixedly sleeved on the lower end of the stirring rod 8. The worm gear 17 is meshed with the worm 18. A motor 19 is fixedly provided on the outer side of one side support plate 2. The output end of the motor 19 is fixedly connected to one end of the worm 18. The motor 19 is a reduction motor and can provide a large and stable transmission force.

[0036] Example 3

[0037] Reference Figure 1-5 The outer wall of the distillation box 3 is located on the upper side of the sealing plate 9 and is provided with a limiting mechanism for limiting the movement of the sealing plate 9. The limiting mechanism includes an L-shaped block 24 and a connecting rod 23. A fixed shell 20 is fixedly provided on the outer wall of the distillation box 3 and is located on the upper side of the sealing plate 9. A slider 22 is slidingly provided inside the fixed shell 20. The connecting rod 23 is fixedly provided on the lower side of the slider 22. The lower end of the connecting rod 23 extends to the outside of the fixed shell 20. The L-shaped block 24 is fixedly provided at the lower end of the connecting rod 23. The L-shaped block conflicts with the side of the sealing plate 9 away from the distillation box 3. A spring 21 is fixedly provided on the upper side of the slider 22. The other end of the spring 21 is fixedly connected to the inner wall of the fixed shell 20 to facilitate the resetting of the slider 22.

[0038] In the present invention, when in use, the motor 19 drives the worm 18 to rotate, and the worm 18 drives the rotating rod 16 to rotate, so that the turntable 15 drives the round pin 13 to rotate with the rotating rod 16 as the axis, and then the round pin 13 pushes and pulls the movable ring 14 back and forth, that is, the vertical rod 12 drives the heating ring 9 to move back and forth up and down for heating. At the same time, the worm 18 drives the worm wheel 17 to rotate, so that the stirring rod 8 rotates, that is, the raw materials in the distillation box 3 can be heated efficiently and evenly, which can greatly improve the distillation efficiency. The L-shaped block 24 is pulled up to separate the L-shaped block 24 from the sealing plate 25, that is, the limit on the filter plate 7 can be released, that is, the filter plate 7 can be pulled out from the distillation box 3, which is convenient for cleaning or replacing the filter plate 7.

[0039] The above description is merely illustrative of certain exemplary embodiments of the present invention. It goes without saying that those skilled in the art will be able to modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A cyproconazole DMF distillation device, comprising a base plate (1) and a support plate (2), characterized in that: The two support plates (2) are fixedly arranged on one side of the upper surface of the bottom plate (1), and a distillation box (3) is fixedly arranged on the upper side of the two support plates (2). A condensation box (4) is fixedly arranged on the upper surface of the bottom plate (1) and located on one side of the distillation box (3). One side of the upper end of the distillation box (3) is connected to the condensation box (4) through a connecting pipe (5). A filter plate (7) is fixedly arranged on the upper side of the interior of the distillation box (3), one end of the filter plate (7) extends to the outside of the distillation box (3), and a sealing plate (9) is fixedly arranged on one end of the outer side of the filter plate (7). The outer wall of the distillation box (3) is provided with a limiting mechanism for limiting the movement of the sealing plate (9) on the upper side of the sealing plate (9); The lower end of the distillation box (3) is movably sleeved with a heating ring (6); the outer wall of one side of the support plate (2) is rotatably provided with a rotating rod (16); one end of the rotating rod (16) is fixedly sleeved with a turntable (15); a vertical rod (12) is fixedly provided on the lower surface of one side of the heating ring (6); a movable ring (14) is fixedly provided at the lower end of the vertical rod (12); a round pin (13) is eccentrically provided on one side of the turntable (15) close to the movable ring (14); one end of the round pin (13) passes through the movable ring (14); a stirring rod (8) is rotatably provided on the inner wall of the bottom end of the distillation box (3); and a transmission mechanism for driving the rotating rod (16) and the stirring rod (8) to rotate is provided between the two support plates (2).

2. Cyproconazole DMF distillation device according to claim 1, is characterized in that, The transmission mechanism comprises a worm wheel (17) and a worm (18). The worm (18) is rotatably arranged between the two support plates (2). One end of the worm (18) is fixedly connected to the rotating rod (16). The lower end of the stirring rod (8) extends to the lower side of the distillation box (3). The worm wheel (17) is fixedly sleeved on the lower end of the stirring rod (8). The worm wheel (17) and the worm (18) are meshed and connected. A motor (19) is fixedly arranged on the outer side of one side of the support plate (2). The output end of the motor (19) is fixedly connected to one end of the worm (18).

3. Cyproconazole DMF rectifying device according to claim 1, is characterized in that, The limiting mechanism comprises an L-shaped block (24) and a connecting rod (23); a fixed shell (20) is fixedly provided on the outer wall of the distillation box (3) and located on the upper side of the sealing plate (9); a slider (22) is slidably provided inside the fixed shell (20); the connecting rod (23) is fixedly provided on the lower side of the slider (22); the lower end of the connecting rod (23) extends to the outer side of the fixed shell (20); the L-shaped block (24) is fixedly provided on the lower end of the connecting rod (23); and the L-shaped block (24) is in conflict with the side of the sealing plate (9) away from the distillation box (3).

4. Cyproconazole DMF rectification device according to claim 3, is characterized in that, A spring (21) is fixedly provided on the upper side of the slider (22), and the other end of the spring (21) is fixedly connected to the inner wall of the fixed shell (20).

5. Cyproconazole DMF distillation device according to claim 1, is characterized in that, A fixed tube (11) is fixedly provided in the middle of the upper surface of the bottom plate (1), a movable rod (10) is movably sleeved inside the fixed tube (11), and the upper end of the movable rod (10) is fixedly connected to the heating ring (6).

6. Cyproconazole DMF distillation device according to claim 2, is characterized in that, The motor (19) is a reduction motor.

7. The cyproconazole DMF distillation device according to claim 2, wherein One end of the round pin (13) away from the rotating disk (15) is fixedly sleeved with a retaining ring, and the retaining ring is in conflict with the side of the movable ring (14) away from the rotating disk (15).

8. Cyproconazole DMF distillation device according to claim 1, characterized in that, A feeding pipe with a valve is fixedly provided at the middle of the rear side of the distillation box (3).

9. The cyproconazole DMF distillation device according to claim 1, wherein A discharge pipe with a valve is fixedly provided at the lower rear end of the rectification box (3).

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