CN115090218A

CN115090218A - Tantalum alcohol production is with reation kettle who has accurate quantitative mixing function

Info

Publication number: CN115090218A
Application number: CN202211017522.3A
Authority: CN
Inventors: 邓朝勇; 李石凤; 丁忠耀; 张劲; 吴理觉
Original assignee: Ximei Resources Guangdong Ltd
Current assignee: Ximei Resources Guangdong Ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-09-23
Anticipated expiration: 2042-08-24
Also published as: CN115090218B

Abstract

The invention relates to the field of reaction kettles, and discloses a reaction kettle with a precise quantitative mixing function for producing tantalum ethoxide, which comprises a kettle body, wherein an operating platform is arranged in the kettle body, a blanking pipe for blanking anhydrous benzene, tantalum pentachloride and ethanol solution is arranged on the operating platform, a sampling assembly is arranged on the blanking pipe, a blanking compensation assembly used for scraping and cleaning the inner wall of the corresponding blanking pipe before the corresponding weighing plate turns over is further sleeved in the blanking pipe, the blanking compensation assembly comprises a scraping ring and a material gathering ring which are matched, a traction assembly is further arranged in the blanking pipe, the traction assembly comprises a pull rope and a winding roller which are matched, a driving assembly used for controlling the horizontal displacement of a sliding key is further arranged on the periphery of the blanking pipe, a rotatable blanking plate is further arranged at the bottom of the operating platform, and a blanking motor electrically connected with a plurality of electromagnets is further arranged at the bottom of the operating platform. Compared with the prior art, the application solves the series of problems of reaction overstimulation, production safety reduction and the like caused by inaccurate quantity control of raw materials during the preparation of tantalum ethoxide.

Description

Tantalum alcohol production is with reation kettle who has accurate quantitative mixing function

Technical Field

The invention relates to the field of reaction kettles, in particular to a reaction kettle with a precise quantitative mixing function for producing tantalum ethoxide.

Background

The tantalum alkoxides are mainly tantalum methoxide, tantalum ethoxide, tantalum propoxide, tantalum butoxide and tantalum isobutanol. Among them, tantalum ethoxide is most widely used. Tantalum alkoxides are ideal precursors for tantalum oxide because they are soluble in most organics. Tantalum and most compounds of tantalum are relatively stable. The tantalum metal does not react with ethanol under normal conditions. At present, two main methods are used for synthesizing tantalum ethoxide, one method is a chloridization method; the other method is a 'sacrificial' anode method, and the method for producing tantalum ethoxide by using a chloridization chemical method is a common method and has a mature process.

In the prior art, when tantalum ethoxide is produced by adopting a chloridization chemical method, chlorides have higher requirements on equipment and a process, and the main reason is that the raw material tantalum dichloride and ethanol react quickly and generate a large amount of heat, so that an inert anhydrous benzene diluent is required to control the reaction speed, in addition, in the reaction process, the dosage control of liquid ethanol, powdery tantalum pentachloride and the diluent is required to be accurate enough, so that the safety in tantalum ethoxide production can be controlled, however, after the batch feeding of the existing reaction kettle is finished, no matter the liquid or solid raw materials are easily attached to the wall of a feeding end pipe of a kettle body, the reaction is easily initiated in advance, the injection amount of various raw materials and diluents is not easily controlled, and the preparation reaction process of the tantalum ethoxide is difficult to accurately control, so that the application discloses a reaction kettle with an accurate quantitative mixing function for producing the tantalum ethoxide, which meets the accurate preparation requirement of the tantalum ethoxide.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the reaction kettle with the accurate quantitative mixing function for producing tantalum ethoxide, which has the advantages of accurately controlling the consumption of raw materials and the like, and solves a series of problems that the reaction is over-excited, the production safety is reduced and the like easily caused by inaccurate quantity control of the raw materials when tantalum ethoxide is prepared in the prior art.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a reaction kettle with a precise quantitative mixing function for producing tantalum ethoxide comprises a kettle body with a top cover, an operating platform is installed in the kettle body, a plurality of blanking pipes used for blanking anhydrous benzene, tantalum pentachloride and ethanol solution are arranged on the operating platform respectively, a blanking valve is arranged on the blanking pipe, a sampling assembly used for quantitatively measuring the anhydrous benzene, the tantalum pentachloride and the ethanol solution is arranged on the blanking pipe, the sampling assembly comprises a weighing disc, a pressure sensor and a turnover motor used for driving the weighing disc to turn over and blank, a blanking compensation assembly used for scraping and cleaning the inner wall of the corresponding blanking pipe before the corresponding weighing disc turns over is further sleeved in the blanking pipe, the blanking compensation assembly comprises a scraping ring and a material gathering ring which are matched, a traction assembly used for controlling the corresponding scraping ring to ascend and descend is further arranged in the blanking pipe, and the traction assembly comprises a digging rope and a winding roller which are matched, one side of the winding roller is also connected with a winding gear which can be connected with the output end of the turnover motor through a sliding key, the periphery of the blanking pipe is also provided with a driving assembly used for controlling the horizontal displacement of the sliding key, and the driving assembly comprises a magnet and an electromagnet which are matched with each other, and a horizontal spring used for controlling the separation of the magnet and the electromagnet; the bottom of operation panel still is equipped with rotatable blanking plate, be equipped with a plurality of respectively in the blanking plate with correspond the blanking cavity that the unloading pipe is linked together, the blanking hole has been seted up on the blanking cavity to through the hose with correspond the unloading pipe is linked together, just the bottom of operation panel still be equipped with a plurality of the equal electric connection's of electro-magnet blanking motor.

Preferably, the plurality of blanking pipes are uniformly distributed and are all sleeved on the operating platform, a valve section is further arranged on each blanking pipe, the inner diameter of each valve section is smaller than that of each blanking pipe, each blanking valve is arranged on the corresponding blanking pipe, and a sealing valve is further arranged at the bottom end of each blanking pipe.

Preferably, the feeding pipe is rotatably provided with a rotating shaft, one end of the rotating shaft, which corresponds to the feeding pipe, is connected with a rotating disc, the rotating disc is slidably provided with a plurality of supporting rods, the weighing discs are arranged at the tops of the supporting rods, and the pressure sensor is arranged at the central position corresponding to the rotating disc and is connected with the bottoms of the corresponding weighing discs through corresponding vertical springs.

Preferably, the turnover motors are all installed on the operating platform, the output ends of the turnover motors are connected with driving gears, one end of the rotating shaft is connected with a rotating gear, and inner gear rings meshed with the driving gears and the rotating gear are arranged on the inner wall of the sliding key.

Preferably, gather the material ring cover and establish and correspond in the unloading pipe, just the bottom of scraping ring be with the cambered surface setting of unloading intraductal wall looks adaptation, it has the fixed disk still to fix the cover on the inner wall of unloading pipe, a plurality of even vertical guide arms of distribution of fixedly connected with on the fixed disk, the bottom of vertical guide arm is located gather the top of material ring, just scraping ring sliding sleeve is established on the vertical guide arm.

Preferably, the plurality of vertical guide rods are also sleeved with return springs, and two ends of the plurality of return springs are respectively connected to the fixed disc and the scraping ring.

Preferably, the bottom end of the scraping ring is further connected with a traction rod, the traction rod is slidably sleeved on the material gathering ring, the bottom end of the traction rod is connected with a connecting ring, one end of the pull rope is connected to the connecting ring, the outer wall of the discharging pipe is further fixedly connected with a plurality of limiting rings which are evenly distributed, the outer wall of the discharging pipe is connected with an extension rod, the winding roller is rotatably installed at one end of the extension rod, and the other end of the pull rope sequentially penetrates through the limiting rings and then is wound on the winding roller.

Preferably, one end of the extension rod is further sleeved with a winding gear, and one end of the sliding key is further sleeved with an intermediate gear capable of being meshed with the winding gear.

Preferably, one end of the sliding key is rotatably connected with an annular seat, the magnet is installed on one side of the annular seat, an extension cylinder coaxial with the rotating shaft is fixedly connected to the outer wall of the blanking pipe, the electromagnet is installed at the other end of the extension cylinder, and two ends of the horizontal spring are respectively connected to one end of the extension cylinder and the annular seat.

Preferably, blanking motor fixed mounting is in the bottom of operation panel, the charging tray rotates to be installed the bottom of operation panel, just be connected with on the charging tray rather than coaxial perpendicular section of thick bamboo, rotatory fluted disc is installed at the top of perpendicular section of thick bamboo, the output of blanking motor be connected with rotatory fluted disc engaged with drive gear.

(III) advantageous effects

Compared with the prior art, the invention provides a reaction kettle with a precise quantitative mixing function for tantalum ethoxide production, which has the following beneficial effects:

1. the reaction kettle with the accurate quantitative mixing function for producing the tantalum ethoxide is characterized in that when the controller judges that the weight of a weighing disc reaches the overrun range corresponding to a anhydrous benzene raw material, a turnover motor operates, a winding gear is driven to drive a winding roller to rotate through the linkage effect of a sliding key, pull ropes on two sides are continuously wound, a connecting ring pulls a traction rod and a scraping ring to move downwards, the anhydrous benzene remaining on the inner wall of a discharging pipe is scraped and cleaned, the remaining anhydrous benzene is gathered and discharged into the corresponding weighing disc through a material gathering ring, the anhydrous benzene in the weighing disc is compensated until the weight on the weighing disc reaches the set amount of the anhydrous benzene in a single preparation process, the sliding key and an inner gear ring move towards one side, so that the inner gear ring is meshed with a driving gear and a rotating gear, a rotating shaft is driven to rotate by the turnover motor, the rotating disc drives the weighing disc to synchronously rotate, the method comprises the following steps of pouring a raw material of anhydrous benzene into a kettle body, finishing accurate material control of the raw material of the anhydrous benzene, and enabling feeding of tantalum pentachloride and ethanol to be consistent with the feeding operation steps of the anhydrous benzene.

2. This tantalum ethanol production is with reation kettle who has accurate quantitative mixing function, through upset motor operation and drive weighing dish unloading in-process, the blanking motor is located same series circuit with the electro-magnet, behind the blanking motor circular telegram operation, through the meshing drive effect of drive gear with rotatory fluted disc, make the blanking dish rotate, it is corresponding, the blanking dish rotates a week and corresponds weighing dish and rotate a cycle, and then make by corresponding hose with the raw materials fall to the blanking dish in the back, the raw materials rotates on one side and passes through blanking hole homodisperse in the internal reaction chamber of cauldron, thereby realize the homogeneous mixing effect between the multiple raw materials of tantalum ethanol preparation in-process, promote tantalum ethanol's preparation efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention in a partially cut-away perspective configuration;

FIG. 3 is a schematic view of the three-dimensional structure inside the kettle body of the present invention;

FIG. 4 is a schematic view of a cut-away structure of the blanking tube of the present invention;

FIG. 5 is a schematic view of a cut-away structure of a part of the blanking tube according to the present invention;

FIG. 6 is a schematic view of a cut-away structure of a part of the blanking tube according to the present invention;

FIG. 7 is a schematic side view of the sliding key of the present invention;

FIG. 8 is a schematic view of a split-away structure of the sliding key of the present invention;

FIG. 9 is a schematic view of a multi-view perspective structure of the sliding key of the present invention;

fig. 10 is a schematic perspective view of the dropping tray of the present invention.

In the figure: 1. a kettle body; 2. an operation table; 3. a discharging pipe; 4. a discharge valve; 5. a sealing valve; 6. dropping the material plate; 7. a blanking hole; 8. a turntable; 9. a pressure sensor; 10. a vertical spring; 11. a weighing pan; 12. a rotating shaft; 13. a rotating gear; 14. turning over a motor; 15. a driving gear; 16. a sliding key; 17. an inner gear ring; 18. a gathering ring; 19. a scraping ring; 20. a vertical guide rod; 21. a connecting ring; 22. pulling a rope; 23. a limiting ring; 24. a wind-up roll; 25. a winding gear; 26. an intermediate gear; 27. an extension cylinder; 28. an annular seat; 29. a magnet; 30. an electromagnet; 31. a horizontal spring; 32. a blanking motor; 33. a vertical cylinder; 34. a hose; 35. a return spring.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

As the introduction of the background art, the defects in the prior art are that in order to solve the technical problems, the application provides a reaction kettle with a precise quantitative mixing function for producing tantalum ethoxide.

In a typical embodiment of the application, as shown in fig. 1-10, a reaction kettle with a precise quantitative mixing function for producing tantalum ethoxide comprises a kettle body 1 with a top cover, an operation platform 2 is installed in the kettle body 1, a plurality of blanking pipes 3 respectively used for blanking anhydrous benzene, tantalum pentachloride and ethanol solution are arranged on the operation platform 2, blanking valves 4 are arranged on the blanking pipes 3, and a sampling assembly used for quantitatively measuring anhydrous benzene, tantalum pentachloride and ethanol solution is arranged, the sampling assembly comprises a weighing disk 11, a pressure sensor 9 and an overturning motor 14 for driving the weighing disk 11 to overturn and blank, a blanking compensation assembly used for scraping and cleaning the inner wall of the corresponding blanking pipe 3 before the corresponding weighing disk 11 overturns is further sleeved in the blanking pipe 3, the blanking compensation assembly comprises a scraping ring 19 and a gathering ring 18 which are matched, and a traction assembly used for controlling the corresponding scraping ring 19 to ascend and descend is further arranged in the blanking pipe 3, the traction assembly comprises a pull rope 22 and a winding roller 24 which are matched, one side of the winding roller 24 is also connected with a winding gear 25 which can be connected with the output end of the turnover motor 14 through a sliding key 16, the periphery of the blanking tube 3 is also provided with a driving assembly for controlling the horizontal displacement of the sliding key 16, and the driving assembly comprises a magnet 29 and an electromagnet 30 which are matched, and a horizontal spring 31 for controlling the separation of the magnet 29 and the electromagnet 30; the bottom of operation panel 2 still is equipped with rotatable blanking plate 6, is equipped with a plurality of blanking cavitys that are linked together with corresponding unloading pipe 3 respectively in the blanking plate 6, has seted up blanking hole 7 on the blanking cavity to be linked together through hose 34 and the unloading pipe 3 that corresponds, and the bottom of operation panel 2 still is equipped with the blanking motor 32 with the equal electric connection of a plurality of electro-magnets 30, and the step of adopting the legal preparation ethanol tantalum of chloridization is: suspending tantalum pentachloride in anhydrous benzene, adding anhydrous ethanol, carrying out violent reaction to generate hydrogen chloride gas, after the violent reaction subsides, introducing excessive ammonia gas, precipitating ammonium chloride, filtering, evaporating filtrate under reduced pressure, carrying out vacuum distillation on residues, and collecting a final product, namely ethanol tantalum, under specific stable and pressure intensity, wherein the improvement is carried out only aiming at the material injection stage of raw materials, in addition, the overturning motor 14 and the blanking motor 32 used in the application are motors capable of rotating forwards and backwards, preferably servo motors, and during operation, the sequence of sequentially feeding the raw materials into the kettle body 1 is preferably anhydrous benzene, then powdery tantalum pentachloride, and finally ethanol solution, the overall feeding operation of the three raw materials is consistent, and the specific operation on a single feeding pipe 3 is as follows: the blanking valve 4 is opened, the corresponding raw materials are blanked into the weighing disc 11, the weight in the weighing disc 11 is converted into pressure information through the pressure sensor 9 (a controller electrically connected with each motor, valve and pressure sensor 9 should be installed on the kettle body 1), the pressure information sent by the pressure sensor 9 is identified through the controller, when the weight on the weighing disc 11 is within the pressure range initially set on the controller (the pressure range should be smaller than the weight corresponding to the set dosage of the given raw materials of the single reaction mixture ratio), the corresponding overturning motor 14 operates, the winding roller 24 is driven by the sliding key 16 to pull the pull rope 22 to wind, so that the scraping ring 19 is pulled to move downwards, the raw materials remained on the inner wall of the corresponding blanking pipe 3 are scraped downwards, the collected raw materials on the inner wall are guided into the weighing disc 11 through the material gathering ring 18 until the weight of the weighing disc 11 obtained by the pressure sensor 9 reaches the weight of the single reaction set on the controller and corresponding raw materials are collected Compared with the existing tantalum ethanol preparation technology, the scheme not only can strictly control the accurate proportioning of various raw materials, accurately control the reaction rate, improve the safety, but also can realize the uniform mixing effect among different raw materials, realize the high intelligentization and improve the preparation efficiency of tantalum ethanol.

As a preferred embodiment in this embodiment, referring to fig. 3 and fig. 4, a plurality of blanking pipes 3 are uniformly distributed and all sleeved on an operation table 2, a valve section is further disposed on each blanking pipe 3, the inner diameter of the valve section is smaller than the inner diameter of each blanking pipe 3, each blanking valve 4 is mounted on the corresponding blanking pipe 3, a sealing valve 5 is further disposed at the bottom end of each blanking pipe 3, and by disposing the sealing valve 5, when a plurality of raw materials are placed in a reaction inside a kettle body 1, the sealing valve 5 is closed, so that the blanking pipes 3 and the interior thereof are prevented from being damaged by a high-pressure environment, meanwhile, the sealing performance during the reaction inside the kettle body 1 is improved, and the safety during the reaction is improved.

As a preferred embodiment in this embodiment, referring to fig. 2-9, a rotating shaft 12 is rotatably mounted on the discharging tube 3, one end of the rotating shaft 12, which is located in the corresponding discharging tube 3, is connected to a rotating disc 8, a plurality of supporting rods are slidably sleeved on the rotating disc 8, a weighing disc 11 is mounted on the top end of the corresponding supporting rods, a pressure sensor 9 is mounted at the central position of the corresponding rotating disc 8 and is connected to the bottom of the corresponding weighing disc 11 through a corresponding vertical spring 10, a plurality of turning motors 14 are mounted on the operating platform 2, the output end of the turning motor 14 is connected to a driving gear 15, one end of the rotating shaft 12 is connected to a rotating gear 13, an inner gear ring 17 engaged with the driving gear 15 and the rotating gear 13 is disposed on the inner wall of the sliding key 16, a material gathering ring 18 is sleeved in the corresponding discharging tube 3, and the bottom end of the scraping ring 19 is disposed in an arc surface matched with the inner wall of the discharging tube 3, the inner wall of the blanking pipe 3 is fixedly sleeved with a fixed disc, the fixed disc is fixedly connected with a plurality of vertical guide rods 20 which are uniformly distributed, the bottom ends of the vertical guide rods 20 are positioned above the material gathering ring 18, the scraping ring 19 is sleeved on the vertical guide rods 20 in a sliding manner, the vertical guide rods 20 are also sleeved with return springs 35, two ends of each return spring 35 are respectively connected with the fixed disc and the scraping ring 19, the bottom end of the scraping ring 19 is also connected with a traction rod, the traction rod is sleeved on the material gathering ring 18 in a sliding manner, the bottom end of the traction rod is connected with a connecting ring 21, one end of a pull rope 22 is connected with the connecting ring 21, the outer wall of the blanking pipe 3 is also fixedly connected with a plurality of spacing rings 23 which are uniformly distributed, the outer wall of the blanking pipe 3 is connected with an extension rod, a winding roller 24 is rotatably arranged at one end of the extension rod, and the other end of the pull rope 22 sequentially penetrates through the spacing rings 23 and then is wound on the winding roller 24, one end of the extension rod is also sleeved with a rolling gear 25, one end of the sliding key 16 is also sleeved with an intermediate gear 26 which can be meshed with the rolling gear 25, one end of the sliding key 16 is rotatably connected with an annular seat 28, a magnet 29 is arranged at one side of the annular seat 28, an extension cylinder 27 which is coaxial with the rotating shaft 12 is also fixedly connected on the outer wall of the blanking tube 3, an electromagnet 30 is arranged at the other end of the extension cylinder 27, two ends of a horizontal spring 31 are respectively connected with one end of the extension cylinder 27 and the annular seat 28, the three different discharging pipes 3 respectively correspond to the storage and discharging operations of the anhydrous benzene, the tantalum pentachloride and the ethanol raw material, when in operation, the anhydrous benzene is firstly placed into a reaction chamber in the kettle body 1, the operation steps of the other two raw materials are only in sequence, the operation mode is consistent with that of anhydrous benzene, and the anhydrous benzene charging process is described in detail here: after the corresponding blanking valve 4 is opened, the anhydrous benzene raw material is blanked into the weighing disc 11 below through the valve section, and then the pressure sensor 9 converts the weight information of the weighing disc 11 into pressure information through the connection action of the vertical spring 10, and the pressure information is obtained through an external controller (before the tantalum ethoxide is prepared, the total preparation amount is input into the controller, the preset amount of each raw material is calculated according to the raw material proportion, and the overrun range of the corresponding raw material is set at the same time, for example, when 200ml of anhydrous benzene raw material is required, the set overrun range is 190ml to 198ml, it is worth noting that the difference value between the minimum value of the set overrun range and the calculated raw material amount should be smaller than the content value of the residual raw material on the inner wall of the corresponding blanking pipe 3, and the blanking rate of the raw material can be controlled by controlling the opening degree of the blanking valve 4 during operation, reducing blanking error), when the controller judges that the weight of the weighing plate 11 reaches the overrun range of the corresponding anhydrous benzene raw material, the controller closes the blanking valve 4 above, the overturning motor 14 on one side operates (at the moment, the corresponding electromagnet 30 is in a circuit-breaking state), under the elastic force of the horizontal spring 31, the inside of the sliding key 16 is meshed with the driving gear 15 through the inner gear ring 17, the outside intermediate gear 26 is meshed with the rolling gear 25, so that the driving gear 15 is driven to rotate through the operation of the overturning motor 14, the rolling gear 25 is driven to drive the rolling roller 24 to rotate through the interlocking effect of the sliding key 16, the pull ropes 22 on two sides are pulled to be continuously rolled, the pull rod and the scraping ring 19 are pulled to move downwards through the connecting ring 21, the scraping and cleaning are carried out on the anhydrous benzene remaining on the inner wall of the blanking pipe 3, so that the remaining anhydrous benzene is gathered and blanked into the corresponding weighing plate 11 through the material gathering ring 18, compensating anhydrous benzene in the weighing disc 11 until the controller and the pressure sensor 9 recognize that the weight of the weighing disc 11 reaches the set dosage of the anhydrous benzene in a single preparation process, electrifying the corresponding electromagnet 30 to form a magnetic field, adsorbing a magnet 29 on one side to one side of the electromagnet 30 to enable the sliding key 16 and the inner gear ring 17 to move towards one side, so that the inner gear ring 17 is meshed with the driving gear 15 and the rotating gear 13 (the rolling gear 25 is disengaged from the intermediate gear 26, the scraping ring 19 is restored to the highest position under the elastic action of the return spring 35), driving the rotating shaft 12 to rotate by the overturning motor 14 to enable the rotating disc 8 to drive the weighing disc 11 to synchronously rotate, pouring the anhydrous benzene raw material in the weighing disc 11 into the kettle body 1 to complete accurate control of the anhydrous benzene raw material, and then feeding the tantalum pentachloride and the ethanol into the anhydrous benzene in accordance with the blanking operation steps of the anhydrous benzene, compared with the prior art, the method can realize accurate quantification of various raw materials in the tantalum ethoxide preparation process, and improve the safety of the tantalum ethoxide preparation process.

As a preferred implementation manner in this embodiment, referring to fig. 2, fig. 3, and fig. 10, the blanking motor 32 is fixedly installed at the bottom of the operating platform 2, the blanking tray 6 is rotatably installed at the bottom of the operating platform 2, the blanking tray 6 is connected to the vertical cylinder 33 coaxial with the blanking tray 6, the top of the vertical cylinder 33 is installed with a rotating fluted disc, the output end of the blanking motor 32 is connected to a driving gear meshed with the rotating fluted disc, the electromagnet 30 is energized, the turning motor 14 is operated and drives the weighing tray 11 to perform blanking, the blanking motor 32 and the electromagnet 30 are located in the same serial circuit, after the blanking motor 32 is energized and operated, the blanking tray 6 is rotated by the driving gear meshed with the rotating fluted disc, accordingly, the blanking tray 6 rotates a circle corresponding to the weighing tray 11 to rotate a period (complete blanking once), and further, after the corresponding hose 34 drops the raw material into the blanking tray 6, raw materials rotate and are uniformly dispersed in the reaction chamber in the kettle body 1 through the blanking holes 7, so that the uniform mixing effect among various raw materials in the tantalum ethoxide preparation process is realized, the tantalum ethoxide preparation efficiency is improved, and the blanking motor 32 drives the blanking disc 6 to rotate in a positive and negative circulation mode, so that the phenomenon that the hoses 34 are wound by each other due to rotation in a single direction is avoided.

The working principle of the invention is as follows: during operation, anhydrous benzene is firstly put into a reaction chamber in the kettle body 1, the operation steps of the other two raw materials are only in sequence, the operation mode is consistent with that of the anhydrous benzene, and the anhydrous benzene putting process is described in detail here: after the corresponding blanking valve 4 is opened, the anhydrous benzene raw material is blanked into the weighing disc 11 below through a valve section, the pressure sensor 9 converts the weight information of the weighing disc 11 into pressure information through the connection action of the vertical spring 10, the pressure information is acquired through an external controller, when the controller judges that the weight of the weighing disc 11 reaches the overrun range corresponding to the anhydrous benzene raw material, the controller closes the blanking valve 4 above, the overturning motor 14 on one side operates, under the elastic force action of the horizontal spring 31, the inside of the sliding key 16 is meshed with the driving gear 15 through the inner gear ring 17, the external intermediate gear 26 is meshed with the rolling gear 25, the driving gear 15 is driven to rotate through the operation of the overturning motor 14, the rolling gear 25 is driven to drive the rolling roller 24 to rotate through the linkage action of the sliding key 16, the pull ropes 22 on two sides are pulled to be rolled continuously, then the traction rod and the scraping ring 19 are drawn by the connecting ring 21 to move downwards to scrape and clean the anhydrous benzene remained on the inner wall of the blanking pipe 3, so that the remained anhydrous benzene is gathered and blanked into the corresponding weighing disc 11 by the gathering ring 18, the anhydrous benzene in the weighing disc 11 is compensated until the controller and the pressure sensor 9 identify that the weight on the weighing disc 11 reaches the set dosage of the set anhydrous benzene in the single preparation process, the corresponding electromagnet 30 is electrified to form a magnetic field, the magnet 29 on one side is adsorbed to one side of the electromagnet 30, the sliding key 16 and the inner gear ring 17 move towards one side, so that the inner gear ring 17 is meshed with the driving gear 15 and the rotating gear 13, the rotating shaft 12 is driven by the overturning motor 14 to rotate, the rotating disc 8 drives the weighing disc 11 to synchronously rotate, and the anhydrous benzene raw material in the inner gear ring 17 is poured into the kettle body 1, the method has the advantages that accurate material control of the anhydrous benzene raw material is completed, the subsequent feeding of the tantalum pentachloride and the ethanol is consistent with the blanking operation steps of the anhydrous benzene, compared with the prior art, accurate quantification of various raw materials can be realized in the tantalum ethoxide preparation process, and the safety in the tantalum ethoxide preparation process is improved.

Above-mentioned electro-magnet 30 circular telegram, by the operation of upset motor 14 and the 11 unloading in-process of drive weighing dish, blanking motor 32 is arranged in same series circuit with electro-magnet 30, blanking motor 32 circular telegram operation back, through the meshing drive effect of drive gear with rotatory fluted disc, make blanking dish 6 rotate, it is corresponding, blanking dish 6 rotates a week and corresponds weighing dish 11 and rotate a cycle, and then make by corresponding hose 34 with the raw materials fall to blanking dish 6 in the back, the raw materials rotates on one side and passes through blanking hole 7 homodisperse in the reaction chamber of cauldron body 1 on one side, thereby realize the homogeneous mixing effect between the multiple raw materials in the tantalum preparation of ethanol, promote the preparation efficiency of tantalum of ethanol.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tantalum ethoxide production is with reation kettle who has accurate quantitative mixing function which characterized in that: the device comprises a kettle body (1) with a top cover, wherein an operating platform (2) is installed in the kettle body (1), a plurality of discharging pipes (3) used for discharging anhydrous benzene, tantalum pentachloride and ethanol solution are arranged on the operating platform (2), discharging valves (4) are arranged on the discharging pipes (3), sampling assemblies used for quantitatively measuring the anhydrous benzene, the tantalum pentachloride and the ethanol solution are arranged on the sampling assemblies, each sampling assembly comprises a weighing disc (11), a pressure sensor (9) and an overturning motor (14) driving the weighing disc (11) to overturn and discharge, blanking compensation assemblies used for scraping and cleaning the inner wall of the corresponding discharging pipe (3) before the corresponding weighing disc (11) overturns are further sleeved in the discharging pipes (3), each blanking compensation assembly comprises a scraping ring (19) and a material gathering ring (18) which are matched with each other, and a traction assembly used for controlling the corresponding scraping ring (19) to ascend and descend is further arranged in the discharging pipes (3), the traction assembly comprises a pull rope (22) and a winding roller (24) which are matched, one side of the winding roller (24) is further connected with a winding gear (25) which can be connected with the output end of the turnover motor (14) through a sliding key (16), the periphery of the blanking pipe (3) is further provided with a driving assembly used for controlling the horizontal displacement of the sliding key (16), the driving assembly comprises a magnet (29) and an electromagnet (30) which are matched, and a horizontal spring (31) used for controlling the separation of the magnet (29) and the electromagnet (30);

the bottom of operation panel (2) still is equipped with rotatable blanking plate (6), be equipped with a plurality ofly in blanking plate (6) respectively with correspond the blanking cavity that unloading pipe (3) are linked together, blanking hole (7) have been seted up on the blanking cavity to through hose (34) and corresponding unloading pipe (3) are linked together, just the bottom of operation panel (2) still be equipped with a plurality of the equal electric connection's of electro-magnet (30) blanking motor (32).

2. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 1, wherein: the blanking pipes (3) are uniformly distributed and are all sleeved on the operating platform (2), valve sections are further arranged on the blanking pipes (3), the inner diameters of the valve sections are smaller than the inner diameter of the blanking pipes (3), the blanking valves (4) are mounted on the corresponding blanking pipes (3), and sealing valves (5) are further arranged at the bottom ends of the blanking pipes (3).

3. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 2, characterized in that: the automatic weighing device is characterized in that a rotating shaft (12) is rotatably mounted on the discharging pipe (3), one end, corresponding to the discharging pipe (3), of the rotating shaft (12) is connected with a rotary table (8), a plurality of supporting rods are slidably sleeved on the rotary table (8), weighing discs (11) are mounted at the tops of the supporting rods, a pressure sensor (9) is mounted at the center of the rotary table (8) and is connected with the bottoms of the weighing discs (11) correspondingly through corresponding vertical springs (10).

4. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 3, wherein: a plurality of overturning motors (14) are all installed on the operating platform (2), the output ends of the overturning motors (14) are connected with driving gears (15), one end of the rotating shaft (12) is connected with a rotating gear (13), and inner gear rings (17) which are meshed with the driving gears (15) and the rotating gear (13) in a homogeneous mode are arranged on the inner wall of the sliding key (16).

5. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 1, wherein: gather material ring (18) cover and establish and correspond in unloading pipe (3), just the bottom of scraping ring (19) be with the cambered surface setting of unloading pipe (3) inner wall looks adaptation, it has the fixed disk still to fix the cover on the inner wall of unloading pipe (3), a plurality of even perpendicular guide arms (20) of distribution of fixedly connected with on the fixed disk, the bottom of perpendicular guide arm (20) is located gather the top of material ring (18), just scraping ring (19) slip cap is established on perpendicular guide arm (20).

6. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 5, wherein: and the vertical guide rods (20) are also sleeved with return springs (35), and two ends of each return spring (35) are respectively connected to the fixed disc and the scraping ring (19).

7. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 5, wherein: the bottom of scraping ring (19) still is connected with the traction lever, the traction lever slip cover is established gather on material ring (18), just the bottom of traction lever is connected with go-between (21), the one end of stay cord (22) is connected on go-between (21), still a plurality of evenly distributed spacing collars (23) of fixedly connected with on the outer wall of unloading pipe (3), be connected with the extension rod on the outer wall of unloading pipe (3), wind-up roll (24) rotate to be installed the one end of extension rod, just the other end of stay cord (22) runs through a plurality ofly in proper order twine behind spacing collar (23) on wind-up roll (24).

8. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 7, wherein: one end of the extension rod is further sleeved with a rolling gear (25), and one end of the sliding key (16) is further sleeved with an intermediate gear (26) capable of being meshed with the rolling gear (25).

9. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 3, wherein: the one end of feather key (16) is rotated and is connected with annular seat (28), magnet (29) are installed one side of annular seat (28), still fixedly connected with on the outer wall of unloading pipe (3) with a coaxial extension section of thick bamboo (27) of pivot (12), install electro-magnet (30) on the other end of an extension section of thick bamboo (27), the both ends of horizontal spring (31) are connected respectively the one end of an extension section of thick bamboo (27) with on the annular seat (28).

10. The reaction kettle with the function of precise quantitative mixing for tantalum ethoxide production according to claim 1, wherein: blanking motor (32) fixed mounting be in the bottom of operation panel (2), blanking dish (6) rotate to be installed the bottom of operation panel (2), just be connected with rather than coaxial perpendicular section of thick bamboo (33) on blanking dish (6), rotatory fluted disc is installed at the top of perpendicular section of thick bamboo (33), the output of blanking motor (32) be connected with rotatory fluted disc engaged with drive gear.