WO2021129177A1 - Dispositif d'extraction efficace pour la production de produits chimiques - Google Patents

Dispositif d'extraction efficace pour la production de produits chimiques Download PDF

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Publication number
WO2021129177A1
WO2021129177A1 PCT/CN2020/126490 CN2020126490W WO2021129177A1 WO 2021129177 A1 WO2021129177 A1 WO 2021129177A1 CN 2020126490 W CN2020126490 W CN 2020126490W WO 2021129177 A1 WO2021129177 A1 WO 2021129177A1
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WO
WIPO (PCT)
Prior art keywords
extraction device
chemical production
efficiency extraction
production according
liquid
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Application number
PCT/CN2020/126490
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English (en)
Chinese (zh)
Inventor
王淑英
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王淑英
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Filing date
Publication date
Application filed by 王淑英 filed Critical 王淑英
Publication of WO2021129177A1 publication Critical patent/WO2021129177A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0476—Moving receptacles, e.g. rotating receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0446—Juxtaposition of mixers-settlers
    • B01D11/0457—Juxtaposition of mixers-settlers comprising rotating mechanisms, e.g. mixers, mixing pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/50—Mixers with shaking, oscillating, or vibrating mechanisms with a receptacle submitted to a combination of movements, i.e. at least one vibratory or oscillatory movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/82—Combinations of dissimilar mixers
    • B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/2204—Mixing chemical components in generals in order to improve chemical treatment or reactions, independently from the specific application

Definitions

  • the invention belongs to the technical field of chemical production, and particularly relates to a high-efficiency extraction device for chemical production.
  • Solvent extraction is a method that uses organic solvents to extract and separate the extract from its immiscible aqueous solution. It is called organic solvent liquid-liquid extraction, or solvent extraction for short. It is a method of removing substances from one A mass transfer process in which a liquid phase is transferred to another liquid phase. Solvent extraction has been applied earlier in petrochemical, organic chemistry, medicinal chemistry and analytical chemistry.
  • Chinese Patent (Publication No. 107008031 A, Publication Date: 2017.08.04) discloses an efficient and safe chemical extraction and separation device, including a base, a wear pad, a support column, a rotating shaft, a tie rod, a connecting block, a fixed frame, and an extraction tank , Timer, thermometer, impeller, controller, stirring shaft, liquid level gauge and heater.
  • One end of the upper surface of the base is provided with a support column
  • the top of the support column is provided with a through hole
  • the base is provided with a fixed frame and a fixed frame.
  • An extraction tank is fixed inside, and a connecting block is arranged on the vertical frame of the fixed frame. The middle position of the connecting block is fixed to one end of the rotating shaft.
  • the other end of the rotating shaft passes through the through hole at the top of the support column to connect with the output shaft of the external motor.
  • the upper and lower ends of the tank use the first transfer tube and the second transfer tube respectively.
  • the inner wall of the extraction tank is equipped with a heater.
  • the extraction tank is equipped with a stirring shaft. Multiple sets of impellers are installed on the stirring shaft.
  • the stirring shaft is connected with the output shaft of the internal motor.
  • the device adopts stirring for mixing, which easily causes the stirring device to corrode in the extraction liquid, thereby causing pollution, which is not convenient for popularization and implementation.
  • the purpose of the embodiments of the present invention is to provide a high-efficiency extraction device for chemical production, which aims to solve the problem of agitation corrosion.
  • a high-efficiency extraction device for chemical production includes a mixing device and a separation box.
  • the mixing device includes a supporting plate and a mixing tank. Two supporting plates are fixedly arranged symmetrically. The inner side wall of the supporting plate A vertical sliding groove is opened on the upper part.
  • a sliding block is placed inside the sliding groove.
  • a spring is arranged in the sliding groove below the sliding block. The spring supports the sliding block.
  • the inner end of the sliding block is fixedly connected with a mounting frame. , The mounting frame is rotated and nested with a horizontal rotating shaft, the inner end of the rotating shaft is fixedly connected to the two ends of the fixed ring, and the fixed ring is fastened to the middle position of the mixing tank.
  • the two ends of the mixing tank are provided with liquid inlet and outlet.
  • the liquid port, the liquid inlet and the liquid outlet are equipped with control valves, the liquid and raw materials to be extracted enter the inside of the mixing tank from the liquid inlet, and the mixed liquid is discharged from the liquid outlet.
  • a motor is fixedly installed on the top of the sliding groove, and the output shaft of the motor is fixedly connected with a driving wheel. Driven by the motor, the driving wheel rotates. When the center of gravity of the driving wheel rotates below the output shaft, the driving wheel squeezes the sliding block to move downward When the center of gravity of the driving wheel rotates above the output shaft, the sliding block moves upward under the action of the spring, so that the mounting frame vibrates up and down with high frequency, thereby improving the mixing effect.
  • the separation box is detachably connected with the liquid outlet of the mixing tank through a hose.
  • a vertical guide rod is fixedly arranged inside the sliding groove, and the guide rod slides through the sliding block and the spring, so that the sliding of the sliding block is smoother, and at the same time, the spring is prevented from being bent by force.
  • the corresponding position of the driving wheel is rotatably installed on the sliding block with a rotating wheel, and the top of the rotating wheel is in contact with the driving wheel, thereby reducing the friction between the driving wheel and the sliding block, and making the rotation of the driving wheel more Smooth.
  • the outer end of the rotating shaft is coaxially fixedly connected with a one-way gear
  • the side of the one-way gear is fixedly provided with a vertical rack on the top of the support plate
  • the one-way gear meshes with the rack.
  • the direction gear makes the rotating shaft rotate in one direction.
  • the mounting frame moves up and down
  • the one-way gear rotates, so that the rotating shaft rotates in one direction, thereby increasing the uniformity of the mixing of the raw material liquid and the extraction liquid.
  • the separation box is detachably connected with the liquid outlet of the mixing tank through a hose.
  • the inside of the separation box is fixedly provided with a partition plate, the inside of the partition plate is provided with a nesting hole, the inside of the nesting hole is movable and nested with a nesting column, one of the nesting column and the nesting hole There is a gap between them to allow liquid to flow through.
  • the lower part of the nested column is fixed with blockages and floats.
  • the buoyancy of the floats in the lower layer of liquid is greater than the gravity of the nested column, blockage and floats, and the buoyancy of the floats on the upper layer of liquid is less than the gravity of the nested columns, blockages and floats, so
  • the nesting hole is separated from the blockage, and the upper layer liquid enters the upper layer of the partition plate.
  • the buoyancy force is greater than the nesting column, blockage and floatation. Due to the high gravity, the upward movement is blocked and the nesting hole is blocked, thereby avoiding the lower layer liquid from entering the inside of the separation box above the partition plate. Thereby, separation is carried out, the separation quality is improved, and the mixed discharge is avoided.
  • the sleeve column has a T-shaped structure, thereby preventing the nesting column from slipping out of the nesting hole.
  • the lower part and the plugging of the nesting hole are both truncated cone-shaped structures, thereby facilitating the plugging of the nesting hole.
  • the float is detachably connected to the nested column, so that it can be replaced according to the difference of the extraction liquid and the raw material, which improves the scope of application of the device.
  • the high-efficiency extraction device further includes a raw material tank and an air pump.
  • the top of the raw material tank is provided with a feed port.
  • the setting of the feed port facilitates the addition of raw materials and extracting liquid.
  • the air pump is connected with a hose and raw materials through a three-way connection.
  • the bottom of the tank, the hose and the raw material tank are detachably connected with the mixing device through the hose, and the raw material tank is connected with the mixing device through the hose to facilitate the raw materials and the extraction liquid to enter the mixing device for mixing.
  • an observation window is provided on the raw material box, and the observation window can observe the condition of the raw materials inside the raw material box, thereby facilitating the control of the raw materials.
  • the observation window is engraved with scale lines, and the setting of the scale lines is convenient for quantitative control of the quantitative control of raw materials and extraction liquid.
  • the embodiment of the present invention provides a high-efficiency extraction device for chemical production with beneficial technical effects: the top of the sliding groove is fixedly installed with a motor, and the output shaft of the motor is fixedly connected with a driving wheel. Driven by the motor, the driving wheel rotates, When the center of gravity rotates below the output shaft, the driving wheel squeezes the sliding block to move downwards. When the center of gravity of the driving wheel rotates above the output shaft, the sliding block moves upwards under the action of the spring, which causes the mounting frame to vibrate up and down with high frequency. , Thereby improving the mixing effect.
  • the motor is used to complete the vibration and rotation, which simplifies the device and reduces the manufacturing cost.
  • the nesting hole is separated from the blockage, and the upper layer liquid enters above the partition plate.
  • the buoyancy force is greater than the nesting column, blockage and floatation. Due to the high gravity, the upward movement is blocked and the nesting hole is blocked, thereby avoiding the lower layer liquid from entering the inside of the separation box above the partition plate. Thereby, separation is carried out, the separation quality is improved, and the mixed discharge is avoided.
  • the invention has the advantages of simple structure, low production cost, high extraction quality, strong separation ability, and is convenient for popularization and implementation.
  • FIG. 1 is a schematic diagram of a three-dimensional structure of a high-efficiency extraction device for chemical production according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a mixing device in a high-efficiency extraction device for chemical production according to an embodiment of the present invention
  • FIG. 3 is a schematic structural diagram of a separation box in a high-efficiency extraction device for chemical production according to an embodiment of the present invention
  • raw material tank 1 air pump 2, hose 3, feed port 4, mixing device 5, separation box 6, mixing tank 7, mounting frame 8, one-way gear 9, rack 10, support plate 11, Motor 12, driving wheel 13, rotating shaft 14, fixed ring 15, rotating wheel 16, sliding block 17, spring 18, guide rod 19, separating plate 20, nesting post 21, nesting hole 22, blocking 23, float 24 .
  • a high-efficiency extraction device for chemical production including a mixing device 5 and a separation box 6.
  • the mixing device 5 includes a supporting plate 11 and a mixing tank 7, and two supporting plates 11 are fixedly arranged symmetrically.
  • the inner side wall of 11 is provided with a vertical sliding groove.
  • a sliding block 17 is slidably placed inside the sliding groove.
  • a spring 18 is provided in the sliding groove below the sliding block 17, and the spring 18 has a supporting effect on the sliding block 17.
  • the inner end of the sliding block 17 is fixedly connected with a mounting frame 8, and a horizontal rotating shaft 14 is rotatably nested on the mounting frame 8.
  • the inner end of the rotating shaft 14 is fixedly connected to both ends of the fixed ring 15, and the fixed ring 15 is fastened to the mixing In the middle position of the tank 7, the two ends of the mixing tank 7 are provided with a liquid inlet and a liquid outlet.
  • the liquid inlet and the liquid outlet are equipped with control valves. The liquid and raw materials to be extracted enter the mixing tank 7 from the liquid inlet. Inside, the mixed liquid is discharged from the liquid outlet.
  • a motor 12 is fixedly installed on the top of the sliding groove.
  • the output shaft of the motor 12 is fixedly connected with a driving wheel 13.
  • the driving wheel 13 rotates.
  • the driving wheel 13 rotates below the output shaft, the driving wheel 13
  • the squeezing sliding block 17 moves downwards and the center of gravity of the driving wheel 13 rotates above the output shaft, under the action of the spring 18, the sliding block 17 moves upwards, thereby causing the mounting frame 8 to vibrate up and down with high frequency, thereby improving the mixing effect .
  • a vertical guide rod 19 is fixedly arranged inside the sliding groove, and the guide rod 19 slides through the sliding block 17 and the spring 18, so that the sliding block 17 slides more smoothly, and at the same time, the spring 18 is prevented from being bent by force.
  • the corresponding position of the driving wheel 13 is rotatably installed on the sliding block 17 with a rotation wheel 16 and the top of the rotation wheel 16 contacts the driving wheel 13, thereby reducing the friction between the driving wheel 13 and the sliding block 17, so that the driving wheel 13 The rotation is smoother.
  • the outer end of the rotating shaft 14 is coaxially fixedly connected with a one-way gear 9; the side of the one-way gear 9 is fixedly provided with a vertical rack 10 on the top of the support plate 11, and the one-way gear 9 meshes with the rack 10 ,
  • the one-way gear 9 makes the rotating shaft 14 rotate in one direction.
  • the mounting frame 8 moves up and down, the one-way gear 9 rotates, so that the rotating shaft 14 rotates in one direction, thereby increasing the uniform mixing of the raw material liquid and the extraction liquid. degree.
  • the separation box 6 is detachably connected with the liquid outlet of the mixing tank 7 through the hose 3.
  • the inside of the separating box 6 is fixedly provided with a dividing plate 20, the inside of the dividing plate 20 is provided with a nesting hole 22, the inside of the nesting hole 22 is movably nested with a nesting column 21, the nesting column 21 is T-shaped
  • the structure prevents the nesting column 21 from sliding out of the nesting hole 22, and there is a certain gap between the nesting column 21 and the nesting hole 22 to allow liquid to flow through.
  • the lower part of the nesting column 21 is fixedly provided with a plug 23 and a float 24, and the lower part of the nesting hole 22 and the plug 23 are both truncated cone-shaped structures, so as to facilitate the blockage of the nesting hole 22.
  • the buoyancy force of the float 24 in the lower layer of liquid is greater than the gravity of the nested column 21, the plug 23 and the float 24, and the buoyancy force of the float 24 in the upper layer of liquid is less than the gravity of the nested column 21, the plug 23 and the float 24, so as to act as the partition plate 20.
  • the nesting hole 22 is separated from the plug 23, and the upper layer of liquid enters above the partition plate 20.
  • the float 24 When the lower layer of the partition plate 20 is filled with the lower layer of liquid, the float 24 receives a greater buoyancy than the nested column 21 , The gravity of the block 23 and the float 24, the block 23 moves upward to block the nesting hole 22, so as to prevent the lower layer liquid from entering the inside of the separation box 6 above the partition plate 20. Thereby, separation is carried out, the separation quality is improved, and the mixed discharge is avoided.
  • the float 24 is detachably connected with the nested column 21, so that it can be replaced according to the difference of the extraction liquid and the raw material, which improves the application scope of the device.
  • the principle of the present invention the liquid and raw materials to be extracted enter the interior of the mixing tank 7 from the liquid inlet, and the motor 12 is started. Driven by the motor 12, the driving wheel 13 rotates, and the center of gravity of the driving wheel 13 rotates below the output shaft When the driving wheel 13 squeezes the sliding block 17 to move downward, when the center of gravity of the driving wheel 13 rotates above the output shaft, under the action of the spring 18, the sliding block 17 moves upwards, so that the mounting frame 8 vibrates up and down, thereby improving Mixing effect. When the mounting frame 8 moves up and down, the one-way gear 9 is rotated, so that the rotating shaft 14 rotates in one direction, thereby increasing the uniformity of the mixing of the raw material liquid and the extraction liquid.
  • the mixed liquid is fed into the separation box 6.
  • the nesting hole 22 is separated from the plug 23, and the upper layer liquid enters the upper part of the partition plate 20.
  • the float 24 receives a greater buoyancy force than the weight of the nesting column 21, the plug 23 and the float 24.
  • the high-efficiency extraction device further includes a raw material tank 1 and an air pump 2.
  • the top of the raw material tank 1 is provided with a feed port 4, and the setting of the feed port 4 is convenient for the raw material and the extraction liquid.
  • the air pump 2 is connected with the hose 3 and the raw material tank 1 through the tee.
  • the bottom of the hose 3 and the raw material tank 1 is detachably connected with the mixing device 5 through the hose 3, and the raw material tank 1 is connected to the mixing device through the hose 3 5.
  • the connection is convenient for the raw materials and the extraction liquid to enter the mixing device 5 for mixing.
  • An observation window is provided on the raw material box 1, and the observation window can observe the condition of the raw materials inside the raw material box 1, thereby facilitating the control of the raw materials.
  • the observation window is engraved with scale lines, and the setting of the scale lines is convenient for quantitative control of the quantitative control of raw materials and extraction liquid.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

L'invention concerne un dispositif d'extraction efficace pour la production de produits chimiques, le dispositif comprenant un dispositif de mélange (5) et une boîte de séparation (6) le dispositif de mélange (5) comprend deux plaques de support (11) et un réservoir de mélange (7), les deux plaques de support (11) sont disposées de manière symétrique et de manière fixe, des rainures de coulissement verticales sont disposées dans les parois latérales internes des deux plaques de support (11), des blocs coulissants (17) sont placées de manière coulissante à l'intérieur des rainures coulissantes, les parties inférieures des rainures coulissantes sont pourvues de ressorts (18) à l'intérieur des rainures coulissantes, les extrémités internes des blocs coulissants (17) sont reliés de manière fixe à un cadre de montage (8), le cadre de montage (8) est emboîté en rotation avec un arbre rotatif horizontal (14), l'extrémité intérieure de l'arbre rotatif (14) est reliée de manière fixe à deux extrémités d'un anneau de fixation (15), l'anneau de fixation (15) est fixé au milieu du réservoir de mélange (7), un moteur électrique (12) est monté fixe au niveau des sommets des rainures coulissantes, un arbre de sortie du moteur électrique (12) est relié de manière fixe à une roue d'entraînement (13), et la boîte de séparation (6) est reliée de manière amovible à une sortie de liquide du réservoir de mélange (7) au moyen d'un tuyau souple (3).
PCT/CN2020/126490 2019-12-25 2020-11-04 Dispositif d'extraction efficace pour la production de produits chimiques WO2021129177A1 (fr)

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CN201911354091.8 2019-12-25
CN201911354091.8A CN110975324A (zh) 2019-12-25 2019-12-25 一种化工生产用高效萃取装置

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CN114146451A (zh) * 2021-12-07 2022-03-08 本源精化环保科技有限公司 一种用于二羟基二环己基丙烷制造的萃取分离装置
CN114307248A (zh) * 2021-12-17 2022-04-12 广东贝源检测技术股份有限公司 一种有机溶剂液液萃取自动化装置
CN114377427A (zh) * 2021-12-16 2022-04-22 重庆中烟工业有限责任公司 一种用于烟支检测的萃取装置
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CN113372999B (zh) * 2021-07-27 2023-09-01 河南省商业科学研究所有限责任公司 一种牡丹花精油萃取装置
CN113372999A (zh) * 2021-07-27 2021-09-10 河南省商业科学研究所有限责任公司 一种牡丹花精油萃取装置
CN114146451A (zh) * 2021-12-07 2022-03-08 本源精化环保科技有限公司 一种用于二羟基二环己基丙烷制造的萃取分离装置
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