CN117427376B - Ester-water separation esterification tower for ethyl acetate processing - Google Patents
Ester-water separation esterification tower for ethyl acetate processing Download PDFInfo
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- CN117427376B CN117427376B CN202311698479.6A CN202311698479A CN117427376B CN 117427376 B CN117427376 B CN 117427376B CN 202311698479 A CN202311698479 A CN 202311698479A CN 117427376 B CN117427376 B CN 117427376B
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- esterification tower
- tower body
- water
- separating
- ester
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 115
- 230000032050 esterification Effects 0.000 title claims abstract description 108
- 238000005886 esterification reaction Methods 0.000 title claims abstract description 108
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 238000000926 separation method Methods 0.000 title claims abstract description 44
- 150000002148 esters Chemical class 0.000 claims abstract description 65
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 7
- 235000019439 ethyl acetate Nutrition 0.000 description 20
- 238000010586 diagram Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000011259 mixed solution Substances 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- -1 alcoholysis Chemical class 0.000 description 1
- 238000006136 alcoholysis reaction Methods 0.000 description 1
- 238000005915 ammonolysis reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0214—Separation of non-miscible liquids by sedimentation with removal of one of the phases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0217—Separation of non-miscible liquids by centrifugal force
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention relates to the field of ethyl acetate, in particular to an ester-water separation esterification tower for processing ethyl acetate, which comprises an esterification tower body, wherein a first water inlet is formed in the top of the esterification tower body, a lifting frame, a separating cylinder and a containing cavity are arranged in the esterification tower body, secondary separation operation can be performed in the esterification tower body through the arrangement of the separating cylinder and the containing cavity, the separation effect and efficiency are improved, the volume in the containing cavity can be changed through the arrangement of a plurality of containing cavities and expansion plates, the mixed liquid with different water contents can be adjusted, the ester after standing can be conveniently discharged, and the suitability of equipment is improved.
Description
Technical Field
The invention relates to the field of ethyl acetate, in particular to an ester-water separation esterification tower for ethyl acetate processing.
Background
Ethyl acetate, also called ethyl acetate, is an organic compound, the chemical formula is C4H8O2, and is an ester with a functional group-COOR (double bond between carbon and oxygen), common reactions of general esters such as alcoholysis, ammonolysis, transesterification, reduction and the like can be carried out, the organic compound is mainly used as a solvent, a food flavor and a cleaning deoiling agent, in the preparation process of the organic compound, the mixed solution of ethyl acetate needs to be separated, the mixed solution of ester and water needs to be kept stand and then gradually layered, chinese patent CN115721971B discloses an automatic ester-water separator for butyl acetate production, the automatic ester-water separator comprises a primary separator and a secondary separator, the primary separator comprises a separating box and a gate assembly, the gate assembly comprises a gate plate and an ester collecting groove, the gate plate partitions the inside of the separating box into a first cavity and a second cavity, the top of the separating box is provided with a first ester absorbing pipe and a second ester absorbing pipe, the top of the ester collecting groove is provided with a third ester absorbing pipe, the second-stage separator comprises a separating cylinder, the top of the separating cylinder is provided with an ester outlet, the side of the separating cylinder is provided with a curved pipe, the first-stage separator is internally provided with a gate assembly, a separating box is partitioned into a first cavity and a second cavity by a gate plate in the gate assembly, the highest water level in the first cavity and the second cavity is controllable, then the heights of an ester layer in the first cavity and the second cavity can be constant, so that the first ester suction pipe and the second ester suction pipe can not suck water while sucking ester, but still have the problem of large occupied area, simultaneously, in the process of separating mixed liquid, the mixed liquid in the first-stage separator is different every time, the proportion of the water body and the ester body contained in the mixed liquid every time is different, the problem of carrying the water body still exists when the ester body and the water body are sucked, better separation effect cannot be achieved.
Disclosure of Invention
According to the esterification tower for separating ester from water, which is processed by ethyl acetate, the secondary separation operation can be performed in the esterification tower body through the arrangement of the separating barrel and the accommodating cavity, the separation effect and efficiency are improved, the volume in the accommodating cavity can be changed through the arrangement of the accommodating cavities and the telescopic plates, the mixed liquid with different water contents can be adjusted, the ester body after standing can be discharged conveniently, and the suitability of equipment is improved.
In order to solve the problems in the prior art, the invention provides an ester-water separation esterification tower for processing ethyl acetate, which comprises an esterification tower body, wherein a first water inlet is formed in the top of the esterification tower body, a lifting frame, a separating cylinder for separating mixed liquid for the first time and a plurality of accommodating cavities for separating the mixed liquid after the first time are arranged in the esterification tower body, the lifting frame can be arranged at the top of the esterification tower body in a sliding manner along the axis direction of the esterification tower body, a first water collecting tank for collecting the mixed liquid discharged by the separating cylinder is arranged on the lifting frame, and a drain pipe is arranged at the bottom of the first water collecting tank; the separating cylinder is rotatably arranged on the lifting frame, the separating cylinder is of a funnel-shaped structure, a plurality of separating holes which are equidistantly arranged around the axis of the separating cylinder are formed in the top of the separating cylinder, a first water inlet pipe connected with the first water inlet is formed in the top of the separating cylinder, and first water outlets which are the same in number with the accommodating cavities and correspond to the accommodating cavities one by one are formed in the bottom of the separating cylinder; the plurality of accommodating cavities are equidistantly arranged around the axis of the esterification tower body, each accommodating cavity is provided with a telescopic plate capable of sliding along the radial direction of the esterification tower body, the telescopic plates are used for changing the volume in the accommodating cavities, and the telescopic plates are in transmission connection with the lifting frame; the outer wall of the esterification tower body is provided with overflow ports which are the same as the accommodating cavities in number and correspond to each other one by one, the overflow ports are respectively positioned at the tops of the accommodating cavities, and the bottom of the esterification tower body is provided with second water outlets which are the same as the accommodating cavities in number and correspond to each other one by one; the outer wall of the esterification tower body is provided with a second water collecting tank for collecting the ester discharged from the overflow port.
Preferably, the center of the esterification tower body is provided with a driving rod capable of sliding along the axis direction of the esterification tower body, the bottom of the separation barrel is provided with a mounting ring fixedly connected with the driving rod, the mounting ring is in running fit with the separation barrel, the bottom of the lifting frame is provided with a fixing frame, the fixing frame is fixedly connected with the mounting ring, and a plurality of first water outlets are equidistantly arranged on the mounting ring in a surrounding mode.
Preferably, the bottom of esterifying tower body is provided with the drive assembly who is used for driving the actuating lever and removes, drive assembly includes the lead screw, the guide pillar, the mounting disc, mounting bracket and first rotary drive motor, the bottom of actuating lever runs through the bottom through esterifying tower body and rather than sliding fit, mounting disc fixed connection is in the bottom of driving disc, the lead screw can pivoted sets up in the bottom of esterifying tower body, the guide pillar sets up in the side of lead screw, the axis of lead screw and guide pillar is all mutually parallel with the axis of esterifying tower body, the mounting bracket sets up in the bottom of lead screw and guide pillar, first rotary drive motor installs on the mounting bracket, the output shaft transmission of lead screw and first rotary drive motor is connected, the mounting disc cover is located on lead screw and the guide pillar, mounting disc and lead screw thread fit, mounting disc and guide pillar sliding fit.
Preferably, the top of the driving rod is hinged with connecting rods which are the same as the containing cavities in number and correspond to each other one by one, a sliding block hinged with the connecting rods is arranged at the other end of the connecting rods, clamping grooves matched with the telescopic plates are formed in the bottoms of the sliding blocks, sliding frames which can extend along the radial direction of the esterification tower body are arranged at the top of each containing cavity, and the sliding blocks can be arranged on the sliding frames in a sliding mode.
Preferably, the top of the inner wall of the accommodating cavity is provided with two sliding rails, the sliding rails extend along the radial direction of the esterification tower body, displacement blocks in sliding fit with the sliding rails are arranged on the sliding rails, and two ends of the expansion plate are respectively hinged with the displacement blocks on the two sliding rails.
Preferably, the inside of esterifying tower body is provided with a plurality of guide slots that can extend along its axis direction, is provided with the sand grip that matches each other with the guide slot on the outer wall of crane.
Preferably, the top of the esterification tower body is provided with a rotating assembly for driving the separating cylinder to move, the rotating assembly comprises a gear ring, a gear, a mounting plate and a second rotating driving motor, the gear ring can be rotatably arranged at the top of the esterification tower body, the mounting plate is fixedly connected to the outer side of the esterification tower body, the gear can be rotatably arranged on the mounting plate, the gear is meshed with the gear ring and connected with the mounting plate, the second rotating driving motor is arranged on the mounting plate, the gear is in transmission connection with an output shaft of the second rotating driving motor, and the separating cylinder is in transmission connection with the gear ring.
Preferably, the top of the separating cylinder is provided with a first water inlet pipe with a hexagonal prism structure, the center of the gear ring is provided with a driving ring matched with the first water inlet pipe, and the first water inlet pipe is sleeved in the driving ring.
Preferably, the top of the separating cylinder is provided with an annular baffle, and the annular baffle is matched with the lifting frame.
Preferably, the second water collecting tank is in an annular structure, and an ester discharging pipe is further arranged on the second water collecting tank and connected with an external pump body.
Compared with the prior art, the invention has the beneficial effects that:
this application is through the setting of separating drum and holding chamber for inside just can carry out secondary separation operation of esterification tower body, improve effect and the efficiency of separation, through the setting of a plurality of holding chambeies and expansion plate, make the volume in the holding chamber can produce the change, make it adjust to the mixed solution of different moisture contents, the ester ability after being convenient for stew is better by the discharge, the suitability of improvement equipment.
Drawings
Fig. 1 is a schematic diagram showing a three-dimensional structure of an esterification column for separating ester from water in ethyl acetate processing.
Fig. 2 is a schematic diagram showing a schematic diagram of a three-dimensional structure of an esterification column for separating ester from water in ethyl acetate processing.
FIG. 3 is a schematic perspective view of the inside of an esterification column for separating ester from water in the process of processing ethyl acetate.
FIG. 4 is a schematic cross-sectional view of the inside of an esterification column for separating ester from water in the process of ethyl acetate.
Fig. 5 is a schematic diagram showing a perspective structure of a separating cylinder and a containing cavity in an ester-water separation esterification tower for processing ethyl acetate.
Fig. 6 is a schematic diagram showing a second perspective structure of a separating cylinder and a receiving cavity in an ester-water separation esterification tower for processing ethyl acetate.
Fig. 7 is a schematic perspective view of a receiving chamber of an esterification column for separating ester from water in the process of processing ethyl acetate.
Fig. 8 is an enlarged view at a in fig. 4.
Fig. 9 is an enlarged view at B in fig. 5.
Fig. 10 is an enlarged view at C in fig. 7.
FIG. 11 is a schematic perspective view of a separation drum in an esterification column for separating ester from water in an ethyl acetate process.
FIG. 12 is a schematic view showing a partial perspective view of the inside of the esterification column body in an esterification column for separating ester from water in the process of ethyl acetate.
FIG. 13 is a schematic diagram showing a partial perspective view of the inside of the esterification column body in an esterification column for separating ester from water in the process of ethyl acetate.
The reference numerals in the figures are:
1-an esterification tower body; 11-a first water inlet; 12-a drive rod; 121-connecting rods; 122-a carriage; 123-sliding blocks; 1231-clamping groove; 124-mounting plate; 13-a mounting ring; 14-fixing frame; 15-a drive assembly; 151-mounting rack; 1511-a screw rod; 1512-guide post; 152-a first rotary drive motor; 16-lifting frames; 161-a first water collection sump; 162-a drain pipe; 163-ridge; 164-guide grooves; 2-a separating cylinder; 21-a first water inlet pipe; 22-a first water outlet; 23-separation wells; 24-a rotating assembly; 241-ring gear; 2411-a drive ring; 242-mounting plates; 2421-a gear; 2422-a second rotary drive motor; 25-annular baffles; 3-a receiving cavity; 31-expansion plates; 311-slide rails; 312-displacement blocks; 32-overflow port; 33-a second water outlet; 34-a second water collection sump; 341-an ester discharge pipe.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
As shown in fig. 1 to 4 and fig. 11 to 13: the utility model provides an ester-water separation esterification tower of ethyl acetate processing, including esterification tower body 1, esterification tower body 1's top is provided with first water inlet 11, esterification tower body 1's inside is provided with crane 16, a plurality of holding chamber 3 that are used for carrying out secondary separation to the mixed liquor after the first separation to separating cylinder 2 that is used for carrying out the first separation to the mixed liquor, crane 16 can slide along esterification tower body 1's axis direction setting in esterification tower body 1's top, be provided with on crane 16 and be used for carrying out the first water catch bowl 161 that collects to the mixed liquor of separating cylinder 2 exhaust, first water catch bowl 161's bottom is provided with drain pipe 162; the separating cylinder 2 is rotatably arranged on the lifting frame 16, the separating cylinder 2 is of a funnel-shaped structure, a plurality of separating holes 23 which are equidistantly encircling the axis of the separating cylinder 2 are formed in the top of the separating cylinder 2, a first water inlet pipe 21 connected with the first water inlet 11 is formed in the top of the separating cylinder 2, and first water outlets 22 which are the same in number with the accommodating cavities 3 and correspond to each other one by one are formed in the bottom of the separating cylinder 2; the plurality of accommodating cavities 3 are equidistantly arranged around the axis of the esterification tower body 1, each accommodating cavity 3 is provided with a telescopic plate 31 capable of sliding along the radial direction of the esterification tower body 1, the telescopic plates 31 are used for changing the volume in the accommodating cavities 3, and the telescopic plates 31 are in transmission connection with the lifting frame 16; the outer wall of the esterification tower body 1 is provided with overflow ports 32 which are the same as the containing cavities 3 in number and correspond to each other one by one, the overflow ports 32 are respectively positioned at the tops of the containing cavities 3, and the bottom of the esterification tower body 1 is provided with second water outlets 33 which are the same as the containing cavities 3 in number and correspond to each other one by one; the outer wall of the esterification tower body 1 is provided with a second water collecting tank 34 for collecting the ester discharged from the overflow port 32.
In the initial state, the lifting frame 16 is positioned at the top of the esterification tower body 1, at this time, the first water inlet 11 can introduce the mixed liquid into the esterification tower body 1, the esterification tower body 1 can introduce the mixed liquid into the esterification tower body 1 from the first water inlet pipe 21 at the top of the separation barrel 2 through the first water inlet 11, the mixed liquid enters the separation barrel 2, the separation barrel 2 starts to rotate, the mixed liquid rapidly separates the ester body from the water body through the rotation of the separation barrel 2, the water body is discharged from the separation hole 23 at the top of the separation barrel 2 under the action of centrifugal force because the density of the ester body is lighter than that of the water body, the water body is collected by the first water collecting tank 161 on the lifting frame 16, the water body of the part is discharged through the water outlet pipe 162, the water body of the part possibly also contains a certain ester body, the water body of the part can be introduced into the separation barrel 2 again for secondary separation until the ester body is completely separated, the ester body is concentrated at the bottom of the separating cylinder 2 due to the density, after the ester body is collected to a certain degree, the lifting frame 16 is close to the accommodating cavity 3 along the axis Fang Xiangwang of the esterifying tower body 1, so that the separating cylinder 2 is far away from the first water inlet 11, the first water inlet 11 is closed, the separating cylinder 2 is convenient to rotate continuously, the mixed liquid in the separating cylinder 2 is convenient to separate continuously, the first separating effect is improved, meanwhile, the plurality of first water outlets 22 at the bottom of the separating cylinder 2 are convenient to approach the accommodating cavity 3, so that the ester body in the separating cylinder can be introduced into the accommodating cavity 3, at the moment, the ester body is subjected to standing separation in the accommodating cavity 3, the ester body can be uniformly distributed in the accommodating cavities 3 due to the arrangement of the accommodating cavities 3, thus the mixed liquid can reduce the standing time, the separating efficiency is improved, and due to the arrangement of the separating cylinder 2, the standing time is further reduced, as the expansion plate 31 in the accommodating cavity 3 is in transmission connection with the lifting frame 16, the expansion plate 31 is driven to move by the movement of the lifting frame 16, the expansion plate 31 slides along the radial direction of the esterification tower body 1, the expansion plate 31 changes the area along with the sliding, thereby changing the volume in the accommodating cavity 3 by the movement of the expansion plate 31, the liquid level in the accommodating cavity 3 can change, the liquid level in the accommodating cavity 3 is higher than the position of the overflow port 32 damaged by the esterification tower body 1, the ester body can be discharged at the first time because the density of the ester body is lighter than that of the water body, the liquid in the accommodating cavity 3 can not be discharged because the liquid level is too low in this way, the ester body with different water contents can be adjusted, the ester body can be better discharged, the discharged ester body is collected through the second water collecting tank 34, the water body remained in the accommodating cavity 3 is discharged through the second water outlet 33 at the bottom of the accommodating cavity, the electromagnetic valve diagrams are not shown in the first water inlet 11, the first water outlet 22 and the plurality of second water outlets 33 when the water body is required to be pointed, the water body is controlled through an external controller, the automation degree of equipment is higher, the electromagnetic valve is not described in detail again because of the prior art, the secondary separation operation can be performed in the esterification tower body 1 through the arrangement of the separating cylinder 2 and the accommodating cavity 3, the separation effect and efficiency are improved, the volume in the accommodating cavity 3 can be changed through the arrangement of the accommodating cavities 3 and the telescopic plates 31, the water body can be adjusted according to mixed liquid with different water contents, the ester body after standing can be discharged well, and the suitability of the equipment is improved.
As shown in fig. 3 to 10: the center of the esterification tower body 1 is provided with a driving rod 12 capable of sliding along the axis direction of the driving rod, the bottom of the separation barrel 2 is provided with a mounting ring 13 fixedly connected with the driving rod 12, the mounting ring 13 is in running fit with the separation barrel 2, the bottom of the lifting frame 16 is provided with a fixing frame 14, the fixing frame 14 is fixedly connected with the mounting ring 13, and a plurality of first water outlets 22 are equidistantly and circumferentially arranged on the mounting ring 13.
Through the setting of mount 14 and collar 13 for actuating lever 12 can drive the removal of collar 13 rather than being connected when sliding along the axis direction of esterification tower body 1, the removal of mount 14 rather than being connected has been driven through the removal of collar 13, make crane 16 can slide along the axis direction of esterification tower body 1, owing to be normal running fit between collar 13 and the separating drum 2, make separating drum 2 not influence its lift when rotating, and the rotation of a plurality of first delivery ports 22 that separating drum 2 can not take when rotating, make first delivery port 22 can be accurate send into the holding intracavity 3 with the ester body, improve the stability of equipment operation, avoid first delivery port 22 to rotate along with separating drum 2, make the ester body throw into holding intracavity 3 through centrifugal force.
As shown in fig. 2 to 10: the bottom of the esterification tower body 1 is provided with a driving component 15 for driving the driving rod 12 to move, the driving component 15 comprises a screw 1511, a guide post 1512, a mounting plate 124, a mounting frame 151 and a first rotary driving motor 152, the bottom of the driving rod 12 penetrates through the bottom of the esterification tower body 1 and is in sliding fit with the bottom of the driving plate, the mounting plate 124 is fixedly connected to the bottom of the driving plate, the screw 1511 is rotatably arranged at the bottom of the esterification tower body 1, the guide post 1512 is arranged beside the screw 1511, the axes of the screw 1511 and the guide post 1512 are parallel to the axis of the esterification tower body 1, the mounting frame 151 is arranged at the bottoms of the screw 1511 and the guide post 1512, the first rotary driving motor 152 is mounted on the mounting frame 151, the screw 1511 is in transmission connection with the output shaft of the first rotary driving motor 152, the mounting plate 124 is sleeved on the screw 1511 and the guide post 1512, the mounting plate 124 is in threaded fit with the screw 1511, and the guide post 1512.
By starting the first rotary driving motor 152, the output shaft of the first rotary driving motor 152 drives the screw 1511 in transmission connection with the first rotary driving motor, the mounting plate 124 in threaded fit with the first rotary driving motor is driven to move by the rotation of the screw 1511, so that the mounting plate 124 can slide along the axis of the guide post 1512, and the mounting plate 124 can drive the driving plate to slide along the axis direction of the esterification tower body 1 due to the mutual parallelism of the axis of the guide post 1512 and the axis of the esterification tower body 1, so as to drive the lifting frame 16 connected with the driving rod 12 to move, the separating cylinder 2 in rotation fit with the lifting frame 16 is driven by the movement of the lifting frame 16, and the expansion plate 31 in transmission connection with the lifting frame 16 can be driven by the movement of the lifting frame 16.
As shown in fig. 4 to 6 and 10: the top of the driving rod 12 is hinged with connecting rods 121 which are the same as the containing cavities 3 in number and in one-to-one correspondence, the other end of each connecting rod 121 is provided with a sliding block 123 hinged with the connecting rods, the bottom of each sliding block 123 is provided with a clamping groove 1231 matched with the telescopic plate 31, the top of each containing cavity 3 is provided with a sliding frame 122 which can extend along the radial direction of the esterification tower body 1, and each sliding block 123 can be arranged on the sliding frame 122 in a sliding manner.
Through the setting of connecting rod 121 for actuating lever 12 can drive the removal of a plurality of connecting rods 121 when sliding along the axis direction of esterifying tower body 1, make connecting rod 121 can drive the removal rather than articulated slider 123, through the setting of the carriage 122 that extends along the radial of esterifying tower body 1, make slider 123 can follow the radial slip of esterifying tower body 1, thereby drive the draw-in groove 1231 of its below, drive the removal of expansion plate 31 through the draw-in groove 1231, expansion plate 31 has can expand or shrink its area along the inner wall of holding chamber 3, thereby change the volume change in the holding chamber 3 through the removal of expansion plate 31, thereby the change of the liquid level height of mixed liquid in the holding chamber 3 is changed through the removal of expansion plate 31 to the convenience, make it adjust to the mixed liquid of different moisture contents, the ester body after the standing of being convenient for is better is discharged, improve the suitability of equipment.
As shown in fig. 4 to 7 and 10: the top of the inner wall of the accommodating cavity 3 is provided with two sliding rails 311, the sliding rails 311 extend along the radial direction of the esterification tower body 1, the sliding rails 311 are provided with displacement blocks 312 in sliding fit with the sliding rails 311, and two ends of the expansion plate 31 are respectively hinged with the displacement blocks 312 on the two sliding rails 311.
Through the setting of slide rail 311 and displacement piece 312, when slider 123 passes through draw-in groove 1231 and drives expansion plate 31 and remove, expansion plate 31 can slide along slide rail 311 through the displacement piece 312 at its both ends to ensure the stability that expansion plate 31 removed when being driven by slider 123, make it can not produce and rock, ensure the change to holding chamber 3 volume.
As shown in fig. 3 to 6 and 12: the esterification tower body 1 is provided with a plurality of guide grooves 164 extending in the axial direction thereof, and the outer wall of the lifting frame 16 is provided with convex strips 163 mutually matching with the guide grooves 164.
Through the setting of guide way 164 and sand grip 163 for crane 16 can slide along guide way 164 through sand grip 163, make crane 16 can be stable slide along the axis of esterification tower body 1, thereby improve the stability that crane 16 removed, ensure that separating drum 2 can be on the stable rotation of crane 16, improve equipment moving's stability.
As shown in fig. 3 to 6, 9, 11 and 13: the top of esterifying tower body 1 is provided with the rotary component 24 that drives separating drum 2 and remove, rotary component 24 includes ring gear 241, gear 2421, mounting panel 242, second rotary driving motor 2422, ring gear 241 rotatable setting is in the top of esterifying tower body 1, mounting panel 242 fixed connection is in the outside of esterifying tower body 1, gear 2421 rotatable setting is on mounting panel 242, and gear 2421 and ring gear 241 meshing are connected, second rotary driving motor 2422 sets up on mounting panel 242, and gear 2421 and the output shaft transmission of second rotary driving motor 2422 are connected, separating drum 2 and ring gear 241 transmission are connected.
By starting the second rotary driving motor 2422, the output shaft of the second rotary driving motor 2422 drives the gear 2421 in driving connection with the second rotary driving motor to rotate, the gear ring 241 in meshed connection with the gear 2421 is driven to rotate through the rotation of the gear ring 241, and the separating cylinder 2 in driving connection with the second rotary driving motor 2422 is driven to rotate, so that the mixed liquid is separated for the first time through the separating cylinder 2, and the separation efficiency of the mixed liquid is improved.
As shown in fig. 3 to 6, 9, 11 and 13: the top of the separating tube 2 is provided with a first water inlet tube 21 with a hexagonal prism structure, the center of the gear ring 241 is provided with a driving ring 2411 matched with the first water inlet tube 21, and the first water inlet tube 21 is sleeved in the driving ring 2411.
Because the gear ring 241 can be rotatably arranged at the top of the esterification tower body 1, the separation barrel 2 can not lift, but needs to move along with the lifting of the lifting frame 16, through the arrangement of the driving ring 2411 and the first water inlet pipe 21, the driving ring 2411 can be driven to rotate in the rotating process of the gear ring 241, so that the separation barrel 2 can slide in the driving ring 2411 through the first water inlet pipe 21 and can be driven by the driving ring 2411, and the separation barrel 2 can be driven to slide along the axial direction of the esterification tower body 1 by the lifting frame 16 while rotating.
As shown in fig. 11: the top of the separating cylinder 2 is provided with an annular baffle plate 25, and the annular baffle plate 25 is matched with the lifting frame 16.
Through the setting of annular baffle 25, be used for supporting first inlet tube 21 on the one hand, on the other hand prevent that separating drum 2 from causing mixed liquor to spill the hourglass when rotating, ensure that mixed liquor can follow the discharge in the separation hole 23, guarantee the effect of separation, annular baffle 25 and crane 16 mutually match simultaneously for annular baffle 25's edge can be supported by crane 16, thereby improves separating drum 2 pivoted stability on crane 16.
As shown in fig. 2 to 4, the second water collecting tank 34 is provided with an annular structure, and the second water collecting tank 34 is further provided with an ester discharging pipe 341, and the ester discharging pipe 341 is connected with an external pump body.
Through the setting of annular structure for a plurality of weirs 32 on the esterification tower body 1 can be collected by the second water catch bowl 34 after discharging the ester body, through the setting of arranging ester pipe 341, make the ester can be taken away by the pump body of outside, make things convenient for the transportation of the ester body, be provided with the apron on the second water catch bowl 34 preferably, make the second water catch bowl 34 become confined cavity, make the ester can be better preserved and transported.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.
Claims (7)
1. The esterification tower for separating ester from water in the process of processing ethyl acetate comprises an esterification tower body (1), and is characterized in that a first water inlet (11) is formed in the top of the esterification tower body (1), a lifting frame (16), a separating cylinder (2) for separating mixed liquid for the first time and a plurality of accommodating cavities (3) for separating the mixed liquid after the first time are arranged in the esterification tower body (1),
the lifting frame (16) can slide along the axial direction of the esterification tower body (1) and is arranged at the top of the esterification tower body (1), a first water collecting tank (161) for collecting the mixed liquid discharged by the separating cylinder (2) is arranged on the lifting frame (16), and a drain pipe (162) is arranged at the bottom of the first water collecting tank (161);
the separating cylinder (2) is rotatably arranged on the lifting frame (16), the separating cylinder (2) is of a funnel-shaped structure, a plurality of separating holes (23) which are equidistantly arranged around the axis of the separating cylinder (2) are formed in the top of the separating cylinder (2), first water inlet pipes (21) connected with the first water inlets (11) are formed in the top of the separating cylinder (2), and first water outlets (22) which are the same in number with the accommodating cavities (3) and correspond to each other one by one are formed in the bottom of the separating cylinder (2);
the plurality of accommodating cavities (3) are equidistantly arranged around the axis of the esterification tower body (1), each accommodating cavity (3) is provided with a telescopic plate (31) capable of sliding along the radial direction of the esterification tower body (1), the telescopic plates (31) are used for changing the volume in the accommodating cavities (3), and the telescopic plates (31) are in transmission connection with the lifting frame (16);
the outer wall of the esterification tower body (1) is provided with overflow ports (32) which are the same as the accommodating cavities (3) in number and correspond to each other one by one, the overflow ports (32) are respectively positioned at the tops of the accommodating cavities (3), and the bottom of the esterification tower body (1) is provided with second water outlets (33) which are the same as the accommodating cavities (3) in number and correspond to each other one by one;
the outer wall of the esterification tower body (1) is provided with a second water collecting tank (34) for collecting the ester discharged from the overflow port (32);
the esterification tower comprises an esterification tower body (1), wherein a driving rod (12) capable of sliding along the axis direction of the esterification tower body is arranged in the center of the esterification tower body, a mounting ring (13) fixedly connected with the driving rod (12) is arranged at the bottom of a separation cylinder (2), the mounting ring (13) is in running fit with the separation cylinder (2), a fixing frame (14) is arranged at the bottom of a lifting frame (16), the fixing frame (14) is fixedly connected with the mounting ring (13), and a plurality of first water outlets (22) are equidistantly arranged on the mounting ring (13) in a surrounding mode;
the bottom of the esterification tower body (1) is provided with a driving component (15) for driving a driving rod (12) to move, the driving component (15) comprises a screw rod (1511), a guide column (1512), a mounting plate (124), a mounting rack (151) and a first rotary driving motor (152), the bottom of the driving rod (12) penetrates through the bottom of the esterification tower body (1) and is in sliding fit with the bottom of the esterification tower body, the mounting plate (124) is fixedly connected to the bottom of the driving plate, the screw rod (1511) is rotatably arranged at the bottom of the esterification tower body (1), the guide column (1512) is arranged beside the screw rod (1511), the axes of the screw rod (1511) and the guide column (1512) are parallel to the axis of the esterification tower body (1), the mounting rack (151) is arranged at the bottoms of the screw rod (1511) and the guide column (1512), the first rotary driving motor (152) is arranged on the mounting rack (151), the screw rod (1511) is in transmission connection with an output shaft of the first rotary driving motor (152), the mounting plate (124) is sleeved on the screw rod (1511) and the guide column (1512), the mounting plate (124) is in sliding fit with the screw rod (124);
the top of actuating lever (12) articulates there is the connecting rod (121) the same and the one-to-one of quantity with holding chamber (3), be provided with on the other end of connecting rod (121) rather than articulated slider (123), the bottom of slider (123) is provided with draw-in groove (1231) that match each other with expansion plate (31), the top of every holding chamber (3) all sets up can follow carriage (122) of the radial extension of esterifying tower body (1), slider (123) slidable setting is on carriage (122).
2. The esterification tower for ester-water separation in ethyl acetate processing according to claim 1, wherein two sliding rails (311) are arranged at the top of the inner wall of the accommodating cavity (3), the sliding rails (311) extend along the radial direction of the esterification tower body (1), displacement blocks (312) in sliding fit with the sliding rails (311) are arranged on the sliding rails (311), and two ends of the expansion plate (31) are respectively hinged with the displacement blocks (312) on the two sliding rails (311).
3. The esterification tower for separating ester from water in ethyl acetate processing according to claim 1, wherein a plurality of guide grooves (164) which can extend along the axial direction of the esterification tower body (1) are arranged in the esterification tower body, and raised strips (163) which are mutually matched with the guide grooves (164) are arranged on the outer wall of the lifting frame (16).
4. The esterification tower for separating ester from water in ethyl acetate processing according to claim 1, wherein a rotating assembly (24) for driving a separating drum (2) to move is arranged at the top of the esterification tower body (1), the rotating assembly (24) comprises a gear ring (241), a gear (2421), a mounting plate (242) and a second rotary driving motor (2422), the gear ring (241) can be rotatably arranged at the top of the esterification tower body (1), the mounting plate (242) is fixedly connected to the outer side of the esterification tower body (1), the gear (2421) can be rotatably arranged on the mounting plate (242), the gear (2421) is meshed with the gear ring (241), the second rotary driving motor (2422) is arranged on the mounting plate (242), the gear (2421) is in transmission connection with an output shaft of the second rotary driving motor (2422), and the separating drum (2) is in transmission connection with the gear ring (241).
5. The esterification tower for separating ester from water in ethyl acetate processing according to claim 4, wherein a first water inlet pipe (21) with a hexagonal prism structure is arranged at the top of the separating cylinder (2), a driving ring (2411) matched with the first water inlet pipe (21) is arranged in the center of the gear ring (241), and the first water inlet pipe (21) is sleeved in the driving ring (2411).
6. The esterification tower for separating ester from water for processing ethyl acetate according to claim 5, wherein the top of the separating cylinder (2) is provided with an annular baffle plate (25), and the annular baffle plate (25) is matched with the lifting frame (16).
7. The esterification tower for separating ester from water in ethyl acetate processing according to any one of claims 1 to 4, wherein the second water collecting tank (34) is provided with an annular structure, and the second water collecting tank (34) is further provided with an ester discharging pipe (341), and the ester discharging pipe (341) is connected with an external pump body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311698479.6A CN117427376B (en) | 2023-12-12 | 2023-12-12 | Ester-water separation esterification tower for ethyl acetate processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311698479.6A CN117427376B (en) | 2023-12-12 | 2023-12-12 | Ester-water separation esterification tower for ethyl acetate processing |
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| CN117427376B true CN117427376B (en) | 2024-03-15 |
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| CN117839272B (en) * | 2024-03-07 | 2024-05-03 | 山东深海生物科技股份有限公司 | Efficient concentration device for producing 5-aminolevulinic acid feed additive |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205127467U (en) * | 2015-11-18 | 2016-04-06 | 临沂市金沂蒙生物科技有限公司 | Butyl acetate production is with automatic ester water separator |
| CN106669231A (en) * | 2015-11-10 | 2017-05-17 | 宜兴市阳洋塑料助剂有限公司 | Oil-water separation device for production of plasticizer epoxy soybean oil |
| CN217613081U (en) * | 2022-06-01 | 2022-10-21 | 刘洋 | Device for reducing oil-water interface of oil-gas-water separator |
| CN115721971A (en) * | 2023-01-10 | 2023-03-03 | 邢台市茂新化工产品有限公司 | Automatic ester-water separator for butyl acetate production |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106669231A (en) * | 2015-11-10 | 2017-05-17 | 宜兴市阳洋塑料助剂有限公司 | Oil-water separation device for production of plasticizer epoxy soybean oil |
| CN205127467U (en) * | 2015-11-18 | 2016-04-06 | 临沂市金沂蒙生物科技有限公司 | Butyl acetate production is with automatic ester water separator |
| CN217613081U (en) * | 2022-06-01 | 2022-10-21 | 刘洋 | Device for reducing oil-water interface of oil-gas-water separator |
| CN115721971A (en) * | 2023-01-10 | 2023-03-03 | 邢台市茂新化工产品有限公司 | Automatic ester-water separator for butyl acetate production |
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