CN112717837A

CN112717837A - High-purity isooctyl ester apparatus for producing with stirring structure

Info

Publication number: CN112717837A
Application number: CN202011470946.6A
Authority: CN
Inventors: 徐亚锋; 俞健钧
Original assignee: Jiangsu Guojiao New Materials Co ltd
Current assignee: Jiangsu Guojiao New Materials Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-04-30

Abstract

The invention relates to the technical field of isooctyl ester production, in particular to a high-purity isooctyl ester production device with a stirring structure, which comprises a mixing component, a cleaning component and a distillation component, wherein the mixing component comprises an outer stirring barrel, a heating component is fixedly connected inside the outer stirring barrel, an inner stirring barrel is fixedly connected inside the heating component, the top of the inner stirring barrel is fixedly connected with an end cover through a fastening component, a first motor is arranged at the center of the end cover, the stirring component is fixedly connected below the first motor, and the distillation component is fixedly connected on the right side of the cleaning component through a conveying pipe. According to the invention, by arranging the stirring assembly, the raw materials can be mixed quickly through the stirring action of the stirring assembly, and the raw materials can be fully mixed, so that the mixing uniformity is improved, and the high purity of the distilled finished product is ensured.

Description

High-purity isooctyl ester apparatus for producing with stirring structure

Technical Field

The invention relates to the technical field of isooctyl ester production, in particular to a high-purity isooctyl ester production device with a stirring structure.

Background

Isooctyl acrylate is a chemical substance, wherein isooctyl acrylate is most widely applied in production, is mainly used as a soft monomer for manufacturing acrylate solvent type and emulsion type pressure-sensitive adhesives, is also used as a main monomer for producing microspheric pressure-sensitive adhesives for notepaper, is also used for manufacturing products such as coatings, plastic modifiers, paper making and leather processing aids, fabric finishing agents and the like, is used for processing synthetic fiber fabrics, and is used as an adhesive (anti-wound pressure-sensitive adhesive), is colorless transparent liquid, and is odorless and tasteless synthetic chemical liquid.

To this end, the chinese application patent No. CN104262144B discloses an isooctyl acrylate esterification reaction system apparatus, which belongs to the technical field of isooctyl acrylate production, and particularly relates to an isooctyl acrylate esterification reaction system apparatus, comprising a lightness-removing tower, a weight-removing tower, a condenser, and a reboiler, wherein a preheater is installed on a feeding pipe on one side of the lightness-removing tower, a pipeline connecting the reboiler at the lower end of the lightness-removing tower is divided into a branch connected to the middle of the weight-removing tower, a circulating pump is installed on an inlet pipe at the lower end of the reboiler, an inlet pipe of the reboiler at the lower end of the weight-removing tower is connected with a branch pipe leading to an evaporator, the upper end of the evaporator is connected with the condenser through a pipeline, an outlet of the condenser is connected with a delivery pump, the condenser is delivered to the middle position of the weight-removing tower through the delivery, and a condensed water outlet pipe of the preheater is connected to the circulating water tank. The device has the advantages of simple and ingenious design, reasonable utilization of all available resources, energy conservation, reduction of the production cost, high production efficiency and good reaction effect. In the production process of isooctyl acrylate, the method adopts an esterification reaction mode for processing, does not have a stirring structure, and cannot effectively stir and mix the raw materials in the production process of the product, so that the production purity of the product is reduced.

Present isooctyl acrylate apparatus for producing does not all possess rabbling mechanism, and then when carrying out the hybrid processing of raw materials, unable effectual messenger's raw materials carries out flash mixed and high-efficient mixing, thereby it is inhomogeneous to lead to the purity of its synthetic reaction liquid, thereby it is lower to lead to the finished product its purity of production, current device is when carrying out the production mixing in addition, do not possess the effect of heating, and then can't carry out quick melting to the crystal catalyst who adds, thereby influence its production efficiency and produce off-the-shelf purity, the stirring effect of device has further been reduced, further lead to the purity reduction of product.

Therefore, it is desirable to design a high purity isooctyl ester production device with stirring structure to solve the above problems.

Disclosure of Invention

The invention aims to provide a high-purity isooctyl ester production device with a stirring structure, which is used for solving the problems that the background technology does not comprise a stirring mechanism and does not comprise a heating effect.

In order to achieve the purpose, the invention provides the following technical scheme: a high-purity isooctane production device with a stirring structure comprises a mixing component, a cleaning component and a distillation component, wherein the mixing component comprises an outer stirring barrel, the inner part of the outer stirring barrel is fixedly connected with a heating component, the inner part of the heating component is fixedly connected with an inner stirring barrel, the top part of the inner stirring barrel is fixedly connected with an end cover through a fastening component, the center of the end cover is provided with a first motor, the lower part of the first motor is fixedly connected with a stirring component, the stirring component comprises a stirring shaft, the outer wall of the stirring shaft is fixedly connected with a clamping ring, the left side and the right side of the clamping ring are both fixedly connected with transverse rods, the other ends of the transverse rods are fixedly connected with vertical rods through fixing pins, the joints of the transverse rods and the vertical rods are fixedly connected with reinforcing plates, the bottom of the stirring shaft is fixedly connected with a dispersion disc, and, the right side of the cleaning assembly is fixedly connected with a distillation assembly through a conveying pipe, the right side of the distillation assembly is fixedly connected with a cooling cylinder, and a collecting cylinder is fixedly connected below the cooling cylinder.

Preferably, the outer wall fixedly connected with journal stirrup of outer agitator, the upper surface of interior agitator is seted up flutedly, and inside fixedly connected with is sealed fills up, and is provided with two sets of different degree of depth, the lower surface of end cover is provided with the lug, and all is the loop configuration, the inlet pipe has been seted up at the top of end cover, and is provided with two sets ofly, and every group is provided with two, the upper surface of end cover is seted up flutedly, interior agitator is the rotation with fastening component's connected mode and is connected.

Preferably, the heating assembly comprises a heater, a connecting piece is fixedly connected to the bottom of the heater, a sheath is arranged at the bottom of the connecting piece, a graphite electrode is connected to the inside of the sheath, a protective shell is arranged outside the sheath, and an electrode bolt is fixedly connected to the top of the graphite electrode.

Preferably, the heater is network structure, and both ends all fixedly connected with heat preservation, the connecting piece is L shape structure, the inside of sheath is provided with the quartz ring, the protecting crust is annular section of thick bamboo structure, and fixed connection is in the bottom of agitator outside.

Preferably, the first motor of shaft coupling fixedly connected with is passed through at the top of (mixing) shaft, the surface of stirring subassembly all sprays and has protective coating, the reinforcing plate is three horn shapes, and the front and back terminal surface all is circular-arcly, the snap ring is the semicircle structure, the snap ring is provided with four groups altogether, and is symmetrical structure about the (mixing) shaft, the dispersion impeller is arc disc structure.

Preferably, the fastening assembly comprises a rotating frame, the rotating frame is movably connected with the outer wall of the inner stirring barrel through a rotating pin, a threaded rod penetrates through the bottom of the rotating frame, a rotating handle is fixedly connected to the bottom of the threaded rod, and a pressing plate is fixedly connected to the top of the threaded rod.

Preferably, the fastening components are provided with six groups, the outer wall of the inner stirring barrel is uniformly distributed, the rotating frame is of an n-shaped structure, the bottom of the rotating frame is provided with a threaded cylinder, the rotating frame is in threaded connection with the threaded rod, the pressing plate is of a circular structure and is of a solid structure, the cushion pad is fixedly connected to the upper surface of the pressing plate, and the rotating frame is in rotating connection with the inner stirring barrel through the rotating pin.

Preferably, the cleaning assembly comprises a main body, an alkaline washing layer is arranged inside the main body, a water washing layer is arranged above the alkaline washing layer, a waste gas outlet is formed in the top of the main body, a steam inlet is formed in the bottom of the main body, a discharge hole is formed in the bottom end of the main body, a connecting pipe is arranged above the main body, a fan and a tail gas treatment device are connected to the outside of the waste gas outlet, and spray heads are connected to the alkaline washing layer and the water washing layer.

Preferably, the distillation subassembly includes the cauldron body, the outside fixedly connected with support frame of the cauldron body, the top fixedly connected with manometer of the cauldron body, the top fixedly connected with second motor of the cauldron body, the below fixedly connected with transmission shaft of second motor, the bottom fixedly connected with stirring rake of transmission shaft, the top fixedly connected with condenser pipe of the cauldron body.

Preferably, the outer wall fixedly connected with journal stirrup of the cauldron body, and below fixedly connected with support frame, the support frame is the loop configuration, connecting tube has been seted up in the left side of manometer, and washs the subassembly through conveyer pipe fixedly connected with, the right side fixedly connected with cooling cylinder of condenser pipe, the right side fixedly connected with support column of support frame, and the top is connected with the collecting vessel.

Compared with the prior art, the invention has the beneficial effects that:

1. this isooctyl ester apparatus for producing is through adding the stirring subassembly in mixing the subassembly is inside, can realize its rotation stirring through the drive of motor, can realize mixing the stirring of raw materials through its rotation, thereby accelerate the mixture of raw materials, make the raw materials can intensive mixing mix, thereby improve its purity of mixing reaction liquid, further can guarantee to produce off-the-shelf high purity, further can accelerate the fast reaction of the crystal catalyst who adds in the raw materials through the rotation of stirring the subassembly and further improve its production efficiency.

2. This isooctyl ester apparatus for producing crosses and adds heating element, can realize carrying out slight heating to mixing raw materials liquid, further can accelerate its molecular reaction, can accelerate melting of crystal catalyst simultaneously, improves the mixing velocity of raw materials, further can realize its diffusion that the heating realized its molecule, realizes its high-efficient mixture.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic front view of the hybrid module of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

FIG. 4 is a front cross-sectional view of the fastener assembly of the present invention;

FIG. 5 is a schematic front view of the stirring assembly of the present invention;

FIG. 6 is a front view of the cleaning assembly of the present invention;

FIG. 7 is a schematic front view of a distillation assembly according to the present invention.

In the figure: 1. a mixing assembly; 11. an outer mixing barrel; 12. a heating assembly; 121. a heater; 122. a connecting member; 123. a sheath; 124. a protective shell; 125. a graphite electrode; 126. an electrode bolt; 13. an inner stirring barrel; 14. a stirring assembly; 141. a stirring shaft; 142. a snap ring; 143. a cross bar; 144. a vertical rod; 145. a reinforcing plate; 146. a fixing pin; 147. a dispersion tray; 15. an end cap; 16. a first motor; 17. a fastening assembly; 171. a rotating frame; 172. rotating the handle; 173. a threaded rod; 174. pressing a plate; 175. a rotation pin; 2. a delivery pipe; 3. cleaning the assembly; 31. a main body; 32. alkali washing; 33. washing the layer with water; 34. a steam inlet; 35. an exhaust gas vent; 4. a distillation assembly; 41. a kettle body; 42. a pressure gauge; 43. a second motor; 44. a drive shaft; 45. a stirring paddle; 46. a support frame; 47. a condenser tube; 5. a cooling cylinder; 6. and a collection cylinder.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention is shown:

the utility model provides a high-purity isooctyl ester apparatus for producing with stirring structure, including mixing assembly 1, wash subassembly 3 and distillation subassembly 4, mixing assembly 1 includes outer agitator 11, the inside fixedly connected with heating element 12 of outer agitator 11, can realize the heating use to the 1 inside raw materials of mixing assembly, thereby accelerate the mixed reaction of raw materials, agitator 13 in the inside fixedly connected with of heating element 12, fastening component 17 fixedly connected with end cover 15 is passed through at the top of interior agitator 13, the center of end cover 15 is provided with first motor 16, be used for driving agitator assembly 14 and rotate the use, adopt inverter motor, better speed control has.

The stirring assembly 14 is fixedly connected below the first motor 16, the stirring assembly 14 comprises a stirring shaft 141, the outer wall of the stirring shaft 141 is fixedly connected with a clamping ring 142, the left side and the right side of the clamping ring 142 are fixedly connected with a cross rod 143, the other end of the cross rod 143 is fixedly connected with a vertical rod 144 through a fixing pin 146, the joint of the cross rod 143 and the vertical rod 144 is fixedly connected with a reinforcing plate 145, the bottom of the stirring shaft 141 is fixedly connected with a dispersion disc 147, the first motor 16 drives the stirring component 14 to rotate, the stirring shaft 141 can further drive the drilling to rotate, the stirring component 14 can further rotate to realize the rapid mixing of the raw materials, the reinforcing plate 145 can support the vertical rod 144 and the cross rod 143, improve the stability of rotation, and the arrangement of the dispersion plate 147 can perform spiral mixing and stirring of the raw materials and accelerate the flow of the raw materials.

Conveyer pipe 2 fixedly connected with washing subassembly 3 is passed through on mixing subassembly 1's right side, an alkali wash and water washing for mixed reaction liquid, thereby get rid of the impurity of mixed reaction liquid, thereby improve the purity of reaction liquid, make the off-the-shelf purity of production effectively improve, conveyer pipe 2 fixedly connected with distillation subassembly 4 is passed through on washing subassembly 3's right side, a vacuum distillation is used for, further realize extracting the rectification of reaction liquid, thereby obtain high-purity reaction liquid, distillation subassembly 4's right side fixedly connected with cooling cylinder 5, the below fixedly connected with collecting cylinder 6 of cooling cylinder 5, at last through the condensation of cooling cylinder 5, collect it through collecting cylinder 6.

The outer wall of the outer stirring barrel 11 is fixedly connected with a support lug, the upper surface of the inner stirring barrel 13 is provided with a groove, the inner part of the inner stirring barrel is fixedly connected with a sealing gasket, and two groups with different depths are arranged, when the outer stirring barrel is installed, the sealing effect can be improved through mutual insertion, extrusion and sealing, the gas leakage can be avoided, the safety of a production workshop is further ensured, the leakage of harmful gas is avoided, the lower surface of the end cover 15 is provided with a lug which is in an annular structure, the top of the end cover 15 is provided with two groups, each group is provided with two groups, and the two groups are respectively used for adding acrylic acid, isooctanol, catalyst (sulfate radical/zirconium dioxide) and phenothiazine, the zirconium dioxide is white odorless and tasteless crystal under the common condition and is difficult to dissolve in water, hydrochloric acid and dilute sulfuric acid, the chemical property is inactive, and has the properties of high, making it an important high temperature resistant material, ceramic insulating material and ceramic opacifier.

The inhibitor phenothiazine is usually yellow to green gray powder or flaky crystal, is easily soluble in benzene, is soluble in ether and hot acetic acid, is slightly soluble in alcohol and mineral oil, and is hardly soluble in petroleum ether; chloroform and water, store the color and turn dark for a long time, it is apt to oxidize under the sunlight, can sublime, it is mainly used in the production of acrylic acid, acrylate, methacrylate, vinyl acetate as the excellent polymerization inhibitor of the vinyl monomer, also used in the synthesis of medicament, dyestuffs, polyether, antioxidant and rubber antiager, the catalyst consumption is five percent of the acrylic acid quality, the polymerization inhibitor consumption is zero-five percent of the acrylic acid quality, the proportion of raw materials is that isooctanol is equal to one and two to one than acrylic acid, the upper surface of the end cap 15 is offered flutedly, the inner agitator 13 is connected with connection mode of the fastening assembly 17 in a rotating way.

Heating element 12 includes heater 121, the bottom fixedly connected with connecting piece 122 of heater 121, the bottom of connecting piece 122 is provided with sheath 123, the internal connection of sheath 123 has graphite electrode 125, the outside of sheath 123 is provided with protecting crust 124, the top fixedly connected with electrode bolt 126 of graphite electrode 125, through the antithetical couplet electricity of graphite electrode 125, can further pass through connecting piece 122 to the heating of heater 121, and heating temperature keeps at one hundred twenty degrees, heater 121 is the network structure, guarantee its thermally equivalent, and both ends all fixedly connected with heat preservation, avoid it to appear thermal leakage, connecting piece 122 is L shape structure, the inside of sheath 123 is provided with the quartz ring, protecting crust 124 is the annular tube structure, and fixed connection is in the bottom of outer agitator 11.

The first motor 16 of shaft coupling fixedly connected with is passed through at (mixing) shaft 141's top, stirring subassembly 14's surface all spraying has protective coating, avoid the corruption of chemical raw materials to stirring subassembly 14, further improve stirring subassembly 14's life, improve its corrosion resistance, reinforcing plate 145 is three horn shapes, and the front and back terminal surface all is circular-arcly, can play the support to montant 144 and horizontal pole 143 right angle department fixed, and through surperficial circular-arc, can play certain buffering effect, avoid it to appear rotating resistance, reduce stirring subassembly 14 and rotate the consumption, snap ring 142 is the semicircle structure, snap ring 142 is provided with four groups altogether, and be symmetrical structure about (mixing) shaft 141, dispersion impeller 147 is the arc disc structure.

Fastening components 17 includes rotating turret 171, the outer wall of agitator 13 including rotating turret 171 passes through swivel pin 175 swing joint, threaded rod 173 is run through to the bottom of rotating turret 171, the rotatory handle 172 of bottom fixedly connected with of threaded rod 173, the top fixedly connected with clamp plate 174 of threaded rod 173, in use, through rotating turret 171, make clamp plate 174 be in the top of end cover 15, further through rotating rotatory handle 172, can realize the rotation of threaded rod 173, thereby further realize clamp plate 174 to the extrusion of end cover 15 and realize interior agitator 13 and the fixed sealing of end cover 15.

Fastening components 17 is provided with six groups altogether, and the outer wall of agitator 13 including evenly distributed, guarantee sealed high efficiency, rotating turret 171 is n shape structure, and the bottom is provided with a screw thread section of thick bamboo, rotating turret 171 is threaded connection with threaded rod 173's connected mode, through rotating, can realize threaded rod 173's position and remove, clamp plate 174 is circular structure, and is solid construction, the last fixed surface of clamp plate 174 is connected with the blotter, rotating turret 171 is through rotating pin 175 and interior agitator 13 and is the rotation connection.

Cleaning assembly 3 includes main part 31, the inside of main part 31 is provided with alkali wash layer 32, alkali wash layer 32's top is provided with washing layer 33, waste gas mouth 35 has been seted up at main part 31's top, main part 31's bottom is provided with steam inlet 34, the discharge gate has been seted up to main part 31's bottom, main part 31's top is provided with connecting pipe, waste gas mouth 35's external connection has fan and tail gas processing apparatus, alkali wash layer 32 all is connected with the shower head with washing layer 33's top, setting through the device, can play alkali wash and the washing to the reaction liquid, thereby get rid of the impurity that contains in the reaction liquid, further guarantee the purity of reaction liquid.

The distillation assembly 4 comprises a kettle body 41, a support frame 46 is fixedly connected to the outside of the kettle body 41, a pressure gauge 42 is fixedly connected to the top of the kettle body 41, a second motor 43 is fixedly connected to the top of the kettle body 41, a transmission shaft 44 is fixedly connected to the lower part of the second motor 43, a stirring paddle 45 is fixedly connected to the bottom of the transmission shaft 44, a condenser pipe 47 is fixedly connected to the top of the kettle body 41, through the arrangement of the structure, the reduced pressure distillation of reaction liquid can be realized, the distillation temperature of the reaction liquid can be reduced through reduced pressure, thereby avoiding the influence of high temperature on the reaction liquid, the distilled gas can pass through the condensation of a cooling cylinder 5, the reaction liquid is collected through the arrangement of a collecting cylinder 6, a support lug is fixedly connected to the outer wall of the kettle body 41, the distillation assembly is convenient to fixedly use, the support frame 46 is fixedly connected to the lower part, the support frame 46 is, and through conveyer pipe 2 fixedly connected with washing subassembly 3, the right side fixedly connected with cooling cylinder 5 of condenser pipe 47, the right side fixedly connected with support column of support frame 46, and the top is connected with collecting cylinder 6 for the off-the-shelf collection of reaction liquid.

The working principle is as follows: when the invention is used, firstly, acrylic acid, isooctanol, catalyst (sulfate radical/zirconium dioxide) and polymerization inhibitor phenothiazine are added into the mixing component 1 through a feeding pipe above the end cover 15 according to a specified proportion, the stirring component 14 can be driven to rotate by further starting the first motor 16, and the added raw materials can be stirred and mixed by further rotating the stirring component 14, so that the mixing effect of the mixed raw materials is ensured, meanwhile, the graphite electrode 125 is connected with a power supply, and the interior of the inner stirring barrel 13 is further heated by the connecting piece 122 and the heater 121, so that the mixing of the raw materials in the inner stirring barrel is promoted, and the mixing of the raw materials is accelerated.

Further carry the inside of cleaning assembly 3 through conveyer pipe 2 with the reaction liquid after mixing, through the washing of alkali wash layer 32 and washing layer 33, further get rid of the impurity that contains in the reaction liquid, further will get rid of the reaction liquid after the impurity and continue to carry to the inside of distillation subassembly 4 through conveyer pipe 2, through the vacuum distillation of distillation subassembly 4, can realize the rectification treatment to the reaction liquid, further can be through the use of cooling tube 5, realize liquefying the gas after the rectification, thereby obtain high-purity isooctyl grease, further collect through collection tube 6 and deposit it.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-purity isooctyl ester apparatus for producing with stirring structure, includes mixing assembly (1), washs subassembly (3) and distillation subassembly (4), its characterized in that: the mixing component (1) comprises an outer stirring barrel (11), a heating component (12) is fixedly connected inside the outer stirring barrel (11), an inner stirring barrel (13) is fixedly connected inside the heating component (12), an end cover (15) is fixedly connected to the top of the inner stirring barrel (13) through a fastening component (17), a first motor (16) is arranged at the center of the end cover (15), a stirring component (14) is fixedly connected below the first motor (16), the stirring component (14) comprises a stirring shaft (141), a clamping ring (142) is fixedly connected to the outer wall of the stirring shaft (141), transverse rods (143) are fixedly connected to the left side and the right side of the clamping ring (142), the other end of each transverse rod (143) is fixedly connected with a vertical rod (144) through a fixing pin (146), and a reinforcing plate (145) is fixedly connected to the joint of the transverse rods (143) and the vertical rods (144), the bottom fixedly connected with dispersion impeller (147) of (mixing) shaft (141), conveyer pipe (2) fixedly connected with washing subassembly (3) is passed through on the right side of hybrid module (1), conveyer pipe (2) fixedly connected with distillation subassembly (4) is passed through on the right side of washing subassembly (3), the right side fixedly connected with cooling cylinder (5) of distillation subassembly (4), the below fixedly connected with collection section of thick bamboo (6) of cooling cylinder (5).

2. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 1, wherein: the outer wall fixedly connected with journal stirrup of outer agitator (11), the upper surface of interior agitator (13) is seted up flutedly, and inside fixedly connected with is sealed fill up, and is provided with two sets of different degree of depth, the lower surface of end cover (15) is provided with the lug, and all is the loop configuration, the inlet pipe has been seted up at the top of end cover (15), and is provided with two sets ofly, and every group is provided with two, the upper surface of end cover (15) is seted up flutedly, interior agitator (13) are the rotation with the connected mode of fastening component (17) and are connected.

3. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 1, wherein: the heating assembly (12) comprises a heater (121), a connecting piece (122) is fixedly connected to the bottom of the heater (121), a sheath (123) is arranged at the bottom of the connecting piece (122), a graphite electrode (125) is connected to the inside of the sheath (123), a protective shell (124) is arranged outside the sheath (123), and an electrode bolt (126) is fixedly connected to the top of the graphite electrode (125).

4. The apparatus for producing high-purity isooctyl ester with stirring structure as set forth in claim 3, wherein: heater (121) are network structure, and both ends are all fixedly connected with heat preservation, connecting piece (122) are L shape structure, the inside of sheath (123) is provided with the quartz ring, protecting crust (124) are annular tube structure, and fixed connection is in the bottom of outer agitator (11).

5. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 1, wherein: the top of (mixing) shaft (141) is passed through first motor (16) of shaft coupling fixedly connected with, the surface of stirring subassembly (14) all is sprayed and is had protective coating, reinforcing plate (145) are three horn shapes, and the front and back terminal surface all is circular-arcly, snap ring (142) are the semicircle structure, snap ring (142) are provided with four groups altogether, and are symmetrical structure about (mixing) shaft (141), dispersion impeller (147) are the arc disc structure.

6. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 1, wherein: fastening components (17) include rotating turret (171), the outer wall of agitator (13) including rotating turret (171) through rotating pin (175) swing joint, threaded rod (173) is run through to the bottom of rotating turret (171), the bottom fixedly connected with rotation handle (172) of threaded rod (173), the top fixedly connected with clamp plate (174) of threaded rod (173).

7. The apparatus for producing high-purity isooctyl ester according to claim 6, wherein the apparatus comprises: fastening components (17) are provided with six groups altogether, and the outer wall of agitator (13) including evenly distributed, rotating turret (171) is n shape structure, and the bottom is provided with a screw thread section of thick bamboo, the connected mode of rotating turret (171) and threaded rod (173) is threaded connection, clamp plate (174) are circular structure, and are solid construction, the last fixed surface of clamp plate (174) is connected with the blotter, rotating turret (171) is through rotating pin (175) and interior agitator (13) and is rotated and be connected.

8. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 1, wherein: cleaning component (3) includes main part (31), the inside of main part (31) is provided with alkaline washing layer (32), the top on alkaline washing layer (32) is provided with washing layer (33), waste gas port (35) have been seted up at the top of main part (31), the bottom of main part (31) is provided with steam inlet (34), the discharge gate has been seted up to the bottom of main part (31), the top of main part (31) is provided with connecting tube, the external connection of waste gas port (35) has fan and tail gas processing apparatus, alkaline washing layer (32) all is connected with the shower head with the top on washing layer (33).

9. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 1, wherein: distillation subassembly (4) are including the cauldron body (41), outside fixedly connected with support frame (46) of the cauldron body (41), top fixedly connected with manometer (42) of the cauldron body (41), top fixedly connected with second motor (43) of the cauldron body (41), below fixedly connected with transmission shaft (44) of second motor (43), bottom fixedly connected with stirring rake (45) of transmission shaft (44), top fixedly connected with condenser pipe (47) of the cauldron body (41).

10. The apparatus for producing high-purity isooctyl ester with stirring structure as claimed in claim 9, wherein: the outer wall fixedly connected with journal stirrup of the cauldron body (41), and below fixedly connected with support frame (46), support frame (46) are the loop configuration, connecting tube has been seted up in the left side of manometer (42), and washs subassembly (3) through conveyer pipe (2) fixedly connected with, the right side fixedly connected with cooling cylinder (5) of condenser pipe (47), the right side fixedly connected with support column of support frame (46), and the top is connected with collecting vessel (6).