Eudecane lactone compound synthesis reaction device with multifunctional magnetic stirring structure

Abstract

The invention relates to an eucalyptolide compound synthesis reaction device with a multifunctional magnetic stirring structure, which comprises a mixing tank body, an auxiliary material tank, an auxiliary material feeding pipe, a feeding pipe, a discharging pipe, a coil pipe, a cold and hot water drainage pipe, a water drainage three-way valve, a cold and hot water inlet pipe and a water inlet three-way valve, according to the technical scheme, non-contact transmission is realized by utilizing a magnetic field induction principle, the energy loss and the mechanical wear are reduced, and the synthetic reaction efficiency and the product purity are improved; negative pressure is generated through contact of the push block and the lining shell, alternate input of hot water and cold water is achieved, chemical reaction is promoted, the cold water is used for rapidly cooling reacted compounds, intermittent and quantitative feeding of auxiliary materials is achieved, the feeding amount and the feeding frequency of the auxiliary materials can be accurately controlled by controlling the rotating speed of the transmission shaft, and the feeding efficiency of the auxiliary materials is improved. Therefore, the conditions of the synthesis reaction are optimized, and the yield and purity of the product are improved.

Description

Technical Field

[0001] The invention relates to a eudes lactone compound production technology, in particular to a eudes lactone compound synthesis reaction device with a multifunctional magnetic stirring structure. Background Art

[0002] As a class of natural products with significant biological activity, eucalyptone compounds have a unique sesquiterpene skeleton and diverse functional groups, which make these compounds show broad application potential in drug development, pesticide creation and fragrance industry. However, traditional synthesis methods often have problems such as low reaction efficiency, low product purity and complex operation, which limits the large-scale production of eucalyptone compounds.

[0003] Existing eucalyptol compounds directly pour a large amount of auxiliary materials into the raw materials for mixing and stirring. Too much auxiliary materials will lead to uneven mixing and single function, resulting in low synthesis efficiency. Summary of the invention

[0004] In view of this, the main purpose of the present invention is to provide a eucalyptone compound synthesis reaction device with a multifunctional magnetic stirring structure. Through this technical solution, the problem of eucalyptone compounds directly pouring a large amount of auxiliary materials into the raw materials for mixing and stirring can be solved. Too much auxiliary materials will lead to uneven mixing, single function, and low synthesis efficiency.

[0005] In order to achieve the above-mentioned purpose, the technical scheme of the present invention is implemented as follows: a eucalyptol compound synthesis reaction device with a multifunctional magnetic stirring structure, comprising a mixing tank body, an auxiliary material tank, an auxiliary material feeding pipe, a feed pipe, a discharge pipe, a coil, hot and cold drainage pipes, a drainage three-way valve, hot and cold water inlet pipes and a water inlet three-way valve, the auxiliary material tank is arranged above the mixing tank body, the auxiliary material feeding pipe is arranged on the top of the auxiliary material tank, the feed pipe is arranged on the top of the mixing tank body, the discharge pipe is arranged at the bottom of the mixing tank body, the coil is arranged on the inner wall of the mixing tank body, one end of the hot and cold water inlet pipe is connected to the lower end of the coil, and the other end of the hot and cold water inlet pipe passes through the mixing tank. The body is connected with the water inlet three-way valve, and also includes a magnetic stirring mechanism, a hot and cold alternating conveying mechanism, an auxiliary material feeding mechanism and a feeding drive mechanism, the magnetic stirring mechanism is arranged inside the mixing tank body, the hot and cold alternating conveying mechanism is arranged above the top of the mixing tank body, the conveying control mechanism is arranged above the hot and cold alternating conveying mechanism, the upper end of the coil and one end of the hot and cold drain pipes are respectively connected with the hot and cold alternating conveying mechanism, the other end of the hot and cold drain pipes is connected with the drain three-way valve, the auxiliary material feeding mechanism is arranged on the top of the mixing tank body, the auxiliary material feeding mechanism is respectively connected with the auxiliary material tank and the mixing tank body, and the feeding drive mechanism is arranged above the top of the mixing tank body.

[0006] As a further technical solution, the magnetic stirring mechanism is composed of a motor, a magnetic main rotor, a magnetic sub-rotor, a transmission shaft and stirring blades. The motor is fixedly arranged on the outside of the bottom of the mixing tank body, and the output end of the motor is fixedly connected to the magnetic main rotor. The magnetic sub-rotor is hinged on the inner wall of the bottom of the mixing tank body. The lower end of the transmission shaft is connected to the magnetic sub-rotor, and the upper part of the transmission shaft passes through the top of the mixing tank body and is hinged on the inner wall of the top of the mixing tank body. Several stirring blades are respectively mounted and fixed on the transmission shaft.

[0007] As a further technical solution, the hot and cold alternating conveying mechanism is composed of a round shell, a lining shell, a disc, a slot, a disc telescopic rod, a pressure spring and a push block. The round shell is offset and fixed on the top of the mixing tank body, and the inner wall of the round shell is fixedly provided with a lining shell. A disc is provided inside the lining shell, and the disc is fixedly connected to the transmission shaft. Several slots are provided on the disc, and the disc telescopic rod is provided in the slot. The push block is fixed on the outer end of the disc telescopic rod, and the pressure spring is sleeved on the disc telescopic rod. The inner end of the pressure spring presses against the slot, and the outer end of the pressure spring presses against the push block. The outer end of the push block presses against the arc surface of the lining shell. The upper end of the coil and one end of the hot and cold drainage pipes are respectively connected to the inner lining shell in the round shell.

[0008] As a further technical solution, the auxiliary material feeding mechanism includes a side frame, a push plate, a conveying pipe, a feeding hose, a bent pipe, a connecting frame, a pushing telescopic rod, a pushing spring, a through pipe, a blocking ball telescopic rod, a blocking ball spring and a blocking ball. The side frame is fixed above the top of the mixing tank body, and two push plates are respectively arranged on both sides of the middle of the side frame. The inner end of the conveying pipe is fixed on the push plate, and the outer end of the bent pipe is upwardly connected to the auxiliary material tank. The inner end of the bent pipe is inserted into the outer end of the conveying pipe, the upper end of the feeding hose is connected to the rear of the conveying pipe, and the lower end of the feeding hose is connected to the mixing tank body through the top of the mixing tank body. The connecting frame is fixed on the inner wall of the bent pipe. The through pipe is arranged in the conveying pipe, and a side groove is arranged on the arc surface at the front end of the through pipe. The outer end of the pushing telescopic rod is connected to the connecting frame, and the inner end of the pushing telescopic rod is connected to the front end of the through pipe. The pushing spring is sleeved on the pushing telescopic rod, and the front end of the pushing spring is pressed against the connecting frame, and the rear end of the pushing spring is pressed against the front end of the through pipe. The blocking ball is arranged in the conveying pipe located in front of the feeding hose, and the outer end of the blocking ball telescopic rod is connected to the blocking ball, and the inner end of the blocking ball telescopic rod passes through the push plate and is connected to the ball blocking telescopic rod on the other side. The blocking ball spring is sleeved on the blocking ball telescopic rod, and the outer end of the blocking ball spring is pressed against the blocking ball, and the inner end of the blocking ball spring is pressed against the push plate.

[0009] As a further technical solution, the feeding drive mechanism is composed of an electric push rod, a push rod bracket, a telescopic column, an elliptical plate, an upper clutch plate and a lower clutch plate. The push rod bracket is fixed on the top of the mixing tank body, the electric push rod is fixed on the push rod bracket, the upper end of the telescopic column is connected to the output end of the electric push rod, the elliptical plate set is fixed on the telescopic column located between the two push plates, the upper clutch plate is fixed on the lower end of the telescopic column, and the lower clutch plate is fixed on the upper end of the transmission shaft.

[0010] As a further technical solution, the auxiliary material feeding mechanism also includes a sliding rod and a return spring. The inner ends of the two sliding rods are respectively installed on both sides of the push plate, and the outer ends of the two sliding rods are respectively installed on the corresponding side frames. The return spring is sleeved on the sliding rod, and the two ends of the return spring are respectively pressed against the side frame and the push plate.

[0011] The beneficial effects of adopting the above technical scheme are: a eucalyptol compound synthesis reaction device with a multifunctional magnetic stirring structure, through this technical scheme, A. through the magnetic stirring mechanism, the motor drives the magnetic main rotor and the magnetic sub-rotor to rotate synchronously, and the magnetic field induction principle is used to realize contactless transmission, thereby reducing energy loss and mechanical wear, and improving the stirring efficiency. The design of the stirring blade enables the raw materials and auxiliary materials to be evenly mixed in the mixing tank body, avoiding the problem of uneven mixing caused by excessive auxiliary materials, thereby improving the efficiency of the synthesis reaction and the purity of the product; B. using the alternating conveying mechanism, the rotation of the transmission shaft drives the disc to rotate eccentrically in the inner lining shell of the round box, and the push block and the The contact of the liner shell generates negative pressure, and the alternating input of hot water and cold water is achieved through the drainage three-way valve and the water inlet three-way valve. The hot water evenly heats the raw materials inside the mixing tank through the coil, which promotes the chemical reaction. The cold water is used to quickly cool the compounds after the reaction, which is convenient for subsequent processing and separation. This temperature control method is not only accurate, but also can be flexibly adjusted according to actual reaction requirements, thereby improving the controllability of the synthesis reaction and the quality of the product; C. The intermittent and quantitative feeding of auxiliary materials is realized through the feeding mechanism. By controlling the rotation speed of the drive shaft, the feeding amount and feeding frequency of the auxiliary materials can be accurately controlled, thereby optimizing the conditions of the synthesis reaction and improving the yield and purity of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention.

[0013] Figure 2 for Figure 1 Schematic diagram of the cross-sectional structure.

[0014] Figure 3 It is a schematic side view of the overall three-dimensional structure of the present invention.

[0015] Figure 4 It is a schematic diagram of the three-dimensional structure of the coil in the present invention.

[0016] Figure 5 for Figure 2 Schematic diagram of the top view cross-sectional structure.

[0017] Figure 6 for Figure 1 Schematic diagram of the top view cross-sectional structure.

[0018] Figure 7 for Figure 2 A-axis enlarged schematic diagram of the local structure.

[0019] Figure 8 for Figure 5 Enlarged schematic diagram of the local structure in the B direction.

[0020] In the figure, 1 mixing tank body, 2 auxiliary material tank, 3 auxiliary material feeding pipe, 4 feeding pipe, 5 discharge pipe, 6 coil, 7 hot and cold drainage pipe, 8 drainage three-way valve, 9 hot and cold water inlet pipe, 10 water inlet three-way valve, 11 motor, 12 magnetic main rotor, 13 magnetic auxiliary rotor, 14 transmission shaft, 15 stirring blade, 16 round shell, 17 liner shell, 18 disc, 19 slot, 20 disc telescopic rod, 21 pressure spring, 22 push block, 23 Side frame, 24 push plate, 25 conveying pipe, 26 feeding hose, 27 elbow, 28 connecting frame, 29 push telescopic rod, 30 push spring, 31 through pipe, 32 ball blocking telescopic rod, 33 ball blocking spring, 34 ball blocking, 35 side groove, 36 electric push rod, 37 push rod bracket, 38 telescopic clamping column, 39 elliptical plate, 40 upper clutch plate, 41 lower clutch plate, 42 slide rod, 43 return spring, 44 support plate, 45 support leg. DETAILED DESCRIPTION

[0021] The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0022] like Figure 1-Figure 8As shown, the eucalyptol compound synthesis reaction device with a multifunctional magnetic stirring structure of the present invention comprises a mixing tank body 1, an auxiliary material tank 2, an auxiliary material feeding pipe 3, a feeding pipe 4, a discharge pipe 5, a coil 6, a hot and cold drain pipe 7, a drain three-way valve 8, a hot and cold water inlet pipe 9 and a water inlet three-way valve 10, wherein the auxiliary material tank 2 is arranged above the mixing tank body 1, the auxiliary material feeding pipe 3 is arranged on the top of the auxiliary material tank 2, the feeding pipe 4 is arranged on the top of the mixing tank body 1, the discharge pipe 5 is arranged at the bottom of the mixing tank body 1, the coil 6 is arranged on the inner side wall of the mixing tank body 1, one end of the hot and cold water inlet pipe 9 is connected to the lower end of the coil 6, and the hot and cold water inlet pipe 9 is connected to the lower end of the coil 6. The other end passes through the mixing tank body 1 and is connected to the water inlet three-way valve 10, and also includes a magnetic stirring mechanism, a hot and cold alternating conveying mechanism, an auxiliary material feeding mechanism and a feeding drive mechanism. The magnetic stirring mechanism is arranged inside the mixing tank body 1, and the hot and cold alternating conveying mechanism is arranged above the top of the mixing tank body 1. The upper end of the coil 6 and one end of the hot and cold drain pipe 7 are respectively connected to the hot and cold alternating conveying mechanism, and the other end of the hot and cold drain pipe 7 is connected to the drain three-way valve 8. The auxiliary material feeding mechanism is arranged on the top of the mixing tank body 1, and the auxiliary material feeding mechanism is respectively connected to the auxiliary material tank 2 and the mixing tank body 1, and the feeding drive mechanism is arranged above the top of the mixing tank body 1.

[0023] As a further embodiment, the magnetic stirring mechanism is composed of a motor 11, a magnetic main rotor 12, a magnetic sub-rotor 13, a transmission shaft 14 and stirring blades 15. The motor 11 is fixedly arranged on the outer side of the bottom of the mixing tank body 1, and the output end of the motor 11 is fixedly connected to the magnetic main rotor 12. The magnetic sub-rotor 13 is hinged on the inner wall of the bottom of the mixing tank body 1. The lower end of the transmission shaft 14 is connected to the magnetic sub-rotor 13. The upper part of the transmission shaft 14 passes through the top of the mixing tank body 1 and is hinged on the inner wall of the top of the mixing tank body 1. Several stirring blades 15 are respectively mounted and fixed on the transmission shaft 14.

[0024] As a further embodiment, the hot and cold alternating conveying mechanism is composed of a round shell 16, a lining shell 17, a disc 18, a slot 19, a disc telescopic rod 20, a pressure spring 21 and a push block 22. The round shell 16 is offset and fixed on the top of the mixing tank body 1. The inner wall of the round shell 16 is fixedly provided with a lining shell 17. A round disc 18 is provided inside the lining shell 17. The round disc 18 is fixedly connected to the transmission shaft 14. Several slots 19 are provided on the disc 18. The disc telescopic rod 20 is provided in the slot 19. The push block 22 is fixed on the outer end of the disc telescopic rod 20. The pressure spring 21 is sleeved on the disc telescopic rod 20. The inner end of the pressure spring 21 presses against the slot 19. The outer end of the pressure spring 21 presses against the push block 22. The outer end of the push block 22 presses against the arc surface of the lining shell 17. The upper end of the coil 6 and one end of the hot and cold drainage pipe 7 are respectively connected to the lining shell 17 in the round shell 16.

[0025] As a further embodiment, the auxiliary material feeding mechanism includes a side frame 23, a push plate 24, a conveying pipe 25, a feeding hose 26, a bent pipe 27, a connecting frame 28, a pushing telescopic rod 29, a pushing spring 30, a through pipe 31, a blocking ball telescopic rod 32, a blocking ball spring 33 and a blocking ball 34. The side frame 23 is fixed above the top of the mixing tank body 1, and the two push plates 24 are respectively arranged on both sides of the middle of the side frame 23. The inner end of the conveying pipe 25 is fixed on the push plate 24, and the outer end of the bent pipe 27 is upwardly connected to the auxiliary material tank 2. The inner end of the bent pipe 27 is inserted into the outer end of the conveying pipe 25. The upper end of the feeding hose 26 is connected to the rear of the conveying pipe 25, and the lower end of the feeding hose 26 is connected to the inside of the mixing tank body 1 through the top of the mixing tank body 1. The connecting frame 28 is fixed on the inner wall of the bent pipe 27. The tube 31 is arranged in the conveying pipe 25, and a side groove 35 is arranged on the arc surface at the front end of the through pipe 31. The outer end of the pushing telescopic rod 29 is connected to the connecting frame 28, and the inner end of the pushing telescopic rod 29 is connected to the front end of the through pipe 31. The pushing spring 30 is sleeved on the pushing telescopic rod 29, and the front end of the pushing spring 30 is pressed against the connecting frame 28, and the rear end of the pushing spring 30 is pressed against the front end of the through pipe 31. The blocking ball 34 is arranged in the conveying pipe 25 located in front of the feeding hose 26, and the outer end of the blocking ball telescopic rod 32 is connected to the blocking ball 34, and the inner end of the blocking ball telescopic rod 32 passes through the push plate 24 and is connected to the other side of the blocking ball telescopic rod 32. The blocking ball spring 33 is sleeved on the blocking ball telescopic rod 32, and the outer end of the blocking ball spring 33 is pressed against the blocking ball 34, and the inner end of the blocking ball spring 33 is pressed against the push plate 24.

[0026] As a further embodiment, the feeding drive mechanism is composed of an electric push rod 36, a push rod bracket 37, a telescopic column 38, an elliptical plate 39, an upper clutch disk 40 and a lower clutch disk 41. The push rod bracket 37 is fixed on the top of the mixing tank body 1, the electric push rod 36 is fixed on the push rod bracket 37, the upper end of the telescopic column 38 is connected to the output end of the electric push rod 36, the elliptical plate 39 is fixed on the telescopic column 38 located between the two push plates 24, the upper clutch disk 40 is fixed on the lower end of the telescopic column 38, and the lower clutch disk 41 is fixed on the upper end of the transmission shaft 14.

[0027] As a further embodiment, the auxiliary material feeding mechanism also includes a slide rod 42 and a return spring 43. The inner ends of the two slide rods 42 are respectively installed on both sides of the push plate 24, and the outer ends of the two slide rods 42 are respectively installed on the corresponding side frames 23. The return spring 43 is sleeved on the slide rod 42, and the two ends of the return spring 43 are respectively pressed against the side frame 23 and the push plate 24.

[0028] In the embodiment of the present invention, a support plate 44 and support legs 45 are also provided, wherein the lower portion of the support plate 44 is respectively fixed on the side wall of the mixing tank body 1 and the push rod bracket 37, the auxiliary material tank 2 is provided on the support plate 44, the bent pipe 27 passes through the support plate 44 and is fixed on the bottom of the auxiliary material tank 2, and the support legs 45 are provided at the four corners of the bottom of the mixing tank body 1.

[0029] When the present invention is working, the raw materials are poured into the mixing tank body 1 through the feed pipe 4, the water inlet three-way valve 10 is connected to hot water, the motor 11 is started, the motor 11 drives the magnetic main rotor 12 to rotate, the magnetic main rotor 12 causes the magnetic sub-rotor 13 and the transmission shaft 14 to rotate through the magnetic field induction, the transmission shaft 14 drives the disc 18 to rotate counterclockwise, the pressure spring 21 pushes the disc telescopic rod 20 to force the push block 22 to always keep the push block 22 in contact with the liner shell 17, so that the inner shell 16 is Negative pressure is generated in the liner shell 17, and hot water is sucked from the coil 6 into the round shell 16, and then discharged through the hot and cold drain pipes 7 and the drain three-way valve 8; at the same time, the electric push rod 36 is started, and the electric push rod 36 controls the telescopic clamping column 38 and the upper clutch plate 40 to move downward to press the lower clutch plate 41, and the transmission shaft 14 transmits power to the telescopic clamping column 38, driving the elliptical plate 39 to rotate, and the elliptical plate 39 rotates to push the push plate 24 to move, and the push plate 24 pushes the conveying pipe 25 to move outward, so that the pusher telescopic rod 29 and the through pipe 31 pushes the blocking ball 34. At the same time, due to the forward movement of the delivery pipe 25, the blocking ball 34 stays in the delivery pipe 25 at the rear position of the feeding hose 26, opening the outlet of the feeding hose 26, so that the auxiliary material inside the auxiliary material tank 2 enters the through pipe 31 and the rear part of the delivery pipe 25 through the side groove 35 on the front end of the through pipe 31 in the bend pipe 27, enters the inside of the mixing tank body 1 through the feeding hose 26, and realizes intermittent feeding under the interval power generated by the elliptical plate 39. The transmission shaft 14 drives the stirring blade 15 to rotate and mix the raw material and auxiliary material inside the mixing tank body 1. The auxiliary material is intermittently injected into the mixing tank body 1 through the feeding mechanism, so that the raw material and the auxiliary material are fully reacted. After the reaction is completed, the electric push rod 36 controls the telescopic clamping column 38 to move up, so that the upper clutch disc 40 is separated from the lower clutch disc 41, and the feeding mechanism stops feeding. At the same time, the water inlet three-way valve 10 and the drainage three-way valve 8 are controlled to circulate cold water to quickly cool the compounds inside the mixing tank body 1, and then the compounds are discharged through the discharge pipe 5 to complete the operation.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention.

Claims

1. A eucalyptol compound synthesis reaction device with a multifunctional magnetic stirring structure, comprising a mixing tank body, an auxiliary material tank, an auxiliary material feeding pipe, a feed pipe, a discharge pipe, a coil, hot and cold drain pipes, a drain three-way valve, hot and cold water inlet pipes and a water inlet three-way valve, wherein the auxiliary material tank is arranged above the mixing tank body, the auxiliary material feeding pipe is arranged on the top of the auxiliary material tank, the feed pipe is arranged on the top of the mixing tank body, the discharge pipe is arranged on the bottom of the mixing tank body, the coil is arranged on the inner wall of the mixing tank body, one end of the hot and cold water inlet pipe is connected to the lower end of the coil, and the other end of the hot and cold water inlet pipe passes through the mixing tank body and is connected to the water inlet three-way valve, characterized in that It also includes a magnetic stirring mechanism, a hot and cold alternating conveying mechanism, an auxiliary material feeding mechanism and a feeding drive mechanism, wherein the magnetic stirring mechanism is arranged inside the mixing tank body, the hot and cold alternating conveying mechanism is arranged above the top of the mixing tank body, the conveying control mechanism is arranged above the hot and cold alternating conveying mechanism, the upper end of the coil and one end of the hot and cold drainage pipes are respectively connected to the hot and cold alternating conveying mechanism, the other end of the hot and cold drainage pipes is connected to the drainage three-way valve, the auxiliary material feeding mechanism is arranged on the top of the mixing tank body, the auxiliary material feeding mechanism is respectively connected to the auxiliary material tank and the mixing tank body, and the feeding drive mechanism is arranged above the top of the mixing tank body.

2. The eucalyptone compound synthesis reaction device with a multifunctional magnetic stirring structure according to claim 1, characterized in that: The magnetic stirring mechanism is composed of a motor, a magnetic main rotor, a magnetic sub-rotor, a transmission shaft and stirring blades. The motor is fixedly arranged on the outside of the bottom of the mixing tank body, the output end of the motor is fixedly connected to the magnetic main rotor, the magnetic sub-rotor is hinged on the inner wall of the bottom of the mixing tank body, the lower end of the transmission shaft is connected to the magnetic sub-rotor, the upper part of the transmission shaft passes through the top of the mixing tank body and is hinged on the inner wall of the top of the mixing tank body, and a plurality of stirring blades are respectively mounted and fixed on the transmission shaft.

3. The eucalyptone compound synthesis reaction device with a multifunctional magnetic stirring structure according to claim 1, characterized in that: The hot and cold alternating conveying mechanism is composed of a round shell, a liner shell, a disc, a slot, a disc telescopic rod, a pressure spring and a push block. The round shell is offset and fixed on the top of the mixing tank body. The inner wall of the round shell is fixedly provided with a liner shell. A round disc is provided inside the liner shell. The round disc is fixedly connected to the transmission shaft. Several slots are provided on the disc. The disc telescopic rod is provided in the slot. The push block is fixed on the outer end of the disc telescopic rod. The pressure spring is sleeved on the disc telescopic rod. The inner end of the pressure spring presses against the slot, and the outer end of the pressure spring presses against the push block. The outer end of the push block presses against the arc surface of the liner shell. The upper end of the coil and one end of the hot and cold drainage pipes are respectively connected to the inner liner shell in the round shell.

4. The eucalyptol compound synthesis reaction device with a multifunctional magnetic stirring structure according to claim 1 or 4, characterized in that: The auxiliary material feeding mechanism includes a side frame, a push plate, a conveying pipe, a feeding hose, a bent pipe, a connecting frame, a pushing telescopic rod, a pushing spring, a through pipe, a blocking ball telescopic rod, a blocking ball spring and a blocking ball. The side frame is fixed above the top of the mixing tank body, and two push plates are respectively arranged on both sides of the middle of the side frame. The inner end of the conveying pipe is fixed on the push plate, and the outer end of the bent pipe is upwardly connected to the auxiliary material tank. The inner end of the bent pipe is inserted into the outer end of the conveying pipe. The upper end of the feeding hose is connected to the rear of the conveying pipe, and the lower end of the feeding hose is connected to the mixing tank body through the top of the mixing tank body. The connecting frame is fixed on the inner wall of the bent pipe, and the through pipe is arranged on In the conveying pipe, a side groove is provided on the arc surface at the front end of the through pipe, the outer end of the pushing telescopic rod is connected to the connecting frame, and the inner end of the pushing telescopic rod is connected to the front end of the through pipe, the pushing spring is sleeved on the pushing telescopic rod, the front end of the pushing spring is pressed against the connecting frame, and the rear end of the pushing spring is pressed against the front end of the through pipe, the blocking ball is arranged in the conveying pipe located in front of the feeding hose, the outer end of the ball-blocking telescopic rod is connected to the blocking ball, and the inner end of the ball-blocking telescopic rod is connected to the ball-blocking telescopic rod on the other side through the push plate, the ball-blocking spring is sleeved on the ball-blocking telescopic rod, the outer end of the ball-blocking spring is pressed against the blocking ball, and the inner end of the ball-blocking spring is pressed against the push plate.

5. The eucalyptone compound synthesis reaction device with a multifunctional magnetic stirring structure according to claim 1 or 4, characterized in that: The feeding drive mechanism is composed of an electric push rod, a push rod bracket, a telescopic clamping column, an elliptical plate, an upper clutch plate and a lower clutch plate. The push rod bracket is fixed on the top of the mixing tank body, the electric push rod is fixed on the push rod bracket, the upper end of the telescopic clamping column is connected to the output end of the electric push rod, the elliptical plate is fixed on the telescopic clamping column located between the two push plates, the upper clutch plate is fixed on the lower end of the telescopic clamping column, and the lower clutch plate is fixed on the upper end of the transmission shaft.

6. The eucalyptol compound synthesis reaction device with a multifunctional magnetic stirring structure according to claim 4, characterized in that: The auxiliary material feeding mechanism also includes a slide rod and a return spring. The inner ends of the two slide rods are respectively installed on both sides of the push plate, and the outer ends of the two slide rods are respectively installed on the corresponding side frames. The return spring is sleeved on the slide rod, and the two ends of the return spring are respectively pressed against the side frame and the push plate.

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