CN114425290B - Layered heating reaction kettle for phenolic resin processing - Google Patents
Layered heating reaction kettle for phenolic resin processing Download PDFInfo
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- CN114425290B CN114425290B CN202011183027.0A CN202011183027A CN114425290B CN 114425290 B CN114425290 B CN 114425290B CN 202011183027 A CN202011183027 A CN 202011183027A CN 114425290 B CN114425290 B CN 114425290B
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- Prior art keywords
- pipe
- jacket
- hollow shaft
- piece
- sleeve
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 25
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229920001568 phenolic resin Polymers 0.000 title claims abstract description 24
- 239000005011 phenolic resin Substances 0.000 title claims abstract description 24
- 238000010438 heat treatment Methods 0.000 title claims abstract description 22
- 238000003756 stirring Methods 0.000 claims description 74
- 238000007789 sealing Methods 0.000 claims description 37
- 238000001816 cooling Methods 0.000 claims description 27
- 238000009423 ventilation Methods 0.000 claims description 27
- 238000005192 partition Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 239000002893 slag Substances 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- RCHKEJKUUXXBSM-UHFFFAOYSA-N n-benzyl-2-(3-formylindol-1-yl)acetamide Chemical compound C12=CC=CC=C2C(C=O)=CN1CC(=O)NCC1=CC=CC=C1 RCHKEJKUUXXBSM-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- -1 phenol aldehyde Chemical class 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Accessories For Mixers (AREA)
Abstract
A layered heating reaction kettle for phenolic resin processing relates to the technical field of phenolic resin processing equipment and is used for solving the problem that the reaction kettle in the prior art is unfavorable for reducing slagging. The layered heating reaction kettle for phenolic resin processing comprises a kettle body and a kettle cover connected to the kettle body, wherein a feed inlet is arranged on the kettle cover, and a discharge outlet is arranged on the kettle body; the first jacket is provided with a first jacket inlet and a first jacket outlet; the second jacket is provided with a second jacket inlet and a second jacket outlet; and a third jacket inlet and a third jacket outlet are arranged on the third jacket. The beneficial effects are that, be convenient for carry out sectional type accuse temperature, and then reduce the slagging amount on the inner wall.
Description
Technical Field
The invention relates to the technical field of phenolic resin processing equipment, in particular to a layered heating reaction kettle for phenolic resin processing.
Background
Phenolic resin, also called bakelite, is colorless or yellow brown transparent, and is often added with coloring agents to form red, yellow, black, green, brown, blue and other colors in the market, and is in the form of particles or powder. Weak acid and weak base, and strong acid to decompose and strong base to corrode. Is insoluble in water and soluble in organic solvents such as acetone and alcohol. Is prepared by polycondensation of phenol aldehyde or its derivative.
The phenolic resin needs to be heated for reaction when being produced, and the process is carried out in a reaction kettle. In the preparation and heating process of the phenolic resin, part of materials in the reaction kettle are gasified. Because in the processing process, a large part of space in the reaction kettle has no material, the wall temperature of the reaction kettle in the space is higher, and after gasified material contacts with the reaction kettle wall in the space, the material forms slag at the position of the reaction kettle wall, so that the formation of the slag firstly reduces the discharging and secondly also improves the cleaning frequency of the reaction kettle.
In summary, the reaction kettle in the prior art has the problem of being unfavorable for reducing the generation of slag bonding.
Disclosure of Invention
The invention aims to provide a layered heating reaction kettle for phenolic resin processing, which is used for solving the problem that the reaction kettle in the prior art is unfavorable for reducing slag bonding in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
the layered heating reaction kettle for phenolic resin processing comprises a kettle body and a kettle cover connected to the kettle body, wherein a feed inlet is arranged on the kettle cover, a discharge outlet is arranged on the kettle body, a first jacket and a second jacket are arranged on the kettle body, the first jacket and the second jacket are distributed on the kettle body in the vertical direction, and a third jacket is arranged on the kettle cover;
the first jacket is provided with a first jacket inlet and a first jacket outlet; the second jacket is provided with a second jacket inlet and a second jacket outlet; and a third jacket inlet and a third jacket outlet are arranged on the third jacket.
Further, an observation port is formed in the kettle cover, and a transparent cover is arranged on the observation port.
Further, the kettle cover is detachably connected to the kettle body, the kettle cover is provided with a stirring mechanism, the stirring mechanism comprises a bracket piece, a motor, a first coupler, an intermediate shaft, a second coupler, a stirring shaft and a stirring rod set, the motor is connected to the bracket piece, a rotating shaft of the motor is connected with the upper end of the intermediate shaft through the first coupler, the lower end of the bracket piece is provided with a first flange plate, the upper end of the kettle cover is provided with a second flange plate, the first flange plate is provided with a first sleeve penetrating hole, the second flange plate is provided with a second sleeve penetrating hole, the first sleeve penetrating hole is aligned with the second sleeve penetrating hole, the intermediate shaft penetrates through the first sleeve penetrating hole and the second sleeve penetrating hole, a first rotary sealing piece is arranged between the intermediate shaft and the second sleeve penetrating hole, the lower end of the intermediate shaft is positioned at the lower side of the kettle cover, the first flange plate is connected with the second flange plate, the upper end of the second flange plate is provided with a bearing seat, and the intermediate shaft is connected to the inner ring of the bearing piece;
the upper end of the stirring shaft is in transmission connection with the lower end of the intermediate shaft through a second coupling, the lower end of the stirring shaft is positioned in the kettle body, the stirring rod group is fixedly connected with the lower end of the stirring shaft and consists of a plurality of stirring rod pieces, and each stirring rod piece is distributed along the circumferential direction of the stirring shaft.
Further, the puddler includes horizontal portion and vertical portion, and the inner of horizontal portion links firmly on the (mixing) shaft, the outer end of horizontal portion is higher than the inner of horizontal portion, and horizontal portion is circular arc crooked, and vertical position is located the outer end of horizontal portion, vertical portion vertical setting.
Further, the kettle cover is detachably connected to the kettle body, the kettle cover is connected with a stirring mechanism, the stirring mechanism comprises a support member, a second motor, a hollow shaft, a stirring rod group and a pipe cooling frame, the support member is fixedly connected to the kettle cover, the hollow shaft is rotatably connected to the kettle cover, a first steam pipe and a second steam pipe are sleeved in an inner cavity of the hollow shaft in a penetrating manner, a first rotary sealing member is arranged between the hollow shaft and the kettle cover, a bearing seat is arranged on the support member, a bearing member is arranged on the bearing seat, an outer ring of the hollow shaft is matched with an inner ring of the bearing member, a sleeve member is fixedly connected to the support member, a ventilation pipe is rotationally connected to the sleeve member, and the lower end of the ventilation pipe is fixedly connected to the upper end of the hollow shaft;
the ventilation pipe fitting comprises an upper air chamber and a lower air chamber, the lower end of the lower air chamber is provided with a lower plugging plate, the upper end of the first steam pipe is positioned in the lower air chamber, a partition plate is arranged between the upper air chamber and the lower air chamber, the second steam pipe passes through the partition plate, the upper end of the second steam pipe is positioned in the upper air chamber, the upper end of the upper air chamber is provided with an upper plugging piece, the ventilation pipe fitting is provided with an upper air port and a lower air port, the upper air port is communicated with the upper air chamber, and the lower air port is communicated with the lower air chamber;
the sleeve piece is internally provided with a second rotary sealing piece, a third rotary sealing piece and a fourth rotary sealing piece, the second rotary sealing piece is positioned below the lower air port, the third rotary sealing piece is positioned at a position between the upper air port and the lower air port, the fourth rotary sealing piece is positioned above the upper air port, the second rotary sealing piece is used for forming rotary sealing between the ventilation pipe piece and the sleeve piece, the third rotary sealing piece is used for forming rotary sealing between the ventilation pipe piece and the sleeve piece, and the fourth rotary sealing piece is used for forming rotary sealing between the sleeve piece and the ventilation pipe piece or the plugging piece;
the side surface of the sleeve member is provided with a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe are respectively communicated with the sleeve member, the first connecting pipe is positioned between the second rotary sealing member and the third rotary sealing member, and the second connecting pipe is positioned between the third rotary sealing member and the fourth rotary sealing member;
the lower end of the first steam pipe and the lower end of the second steam pipe respectively penetrate out of the side face of the hollow shaft, the upper end of the stirring shaft is fixedly connected to the lower end of the hollow shaft, the stirring rod group is arranged at the lower end of the stirring shaft and consists of a plurality of stirring rods, each stirring rod is distributed along the circumference of the stirring shaft, the pipe cooling frame is positioned above the stirring rod group and comprises a center frame and cooling pipes, the center frame is fixedly connected to the stirring shaft, the cooling pipes are fixedly connected to the center frame and are bent in a star shape, each cooling pipe comprises a first cooling pipe port and a second cooling pipe port, the first cooling pipe port is connected with the lower end of the first steam pipe through a pipeline, and the second cooling pipe port is connected with the lower end of the second steam pipe through another pipeline;
the second motor is in transmission connection with the hollow shaft and is used for driving the hollow shaft to rotate.
Further, the hollow shaft is detachably connected with the stirring shaft.
Further, the lower plugging plate is welded and fixed at the upper end of the hollow shaft, the ventilation pipe fitting comprises an upper pipe and a lower pipe, the lower end of the lower pipe is fixedly connected with a first pipe sleeve, the first pipe sleeve is sleeved and arranged at the upper end of the hollow shaft, the first pipe sleeve is welded and fixed on the hollow shaft, the partition plate is welded and fixed at the upper end of the lower pipe, a second pipe sleeve is arranged at the lower end of the upper pipe, the second pipe sleeve is sleeved and arranged at the upper end of the lower pipe, the second pipe sleeve is welded and fixed on the lower pipe, and the plugging piece is welded and fixed at the upper end of the upper pipe.
Further, the second jacket is located above the first jacket, and the height of the heat exchange tube is not higher than the bottom of the second jacket.
Further, the hollow shaft is filled with heat-insulating filler.
The beneficial effects are that:
the invention has the beneficial effects that the sectional temperature control work is convenient to carry out, thereby being beneficial to reducing the slagging. The invention adopts the use mode that the first jacket adopts steam as a heat source, the steam is introduced into the first jacket through the inlet of the first jacket, and the waste heat steam is discharged through the outlet of the first jacket, so that the steam flows through the first jacket, and the lower part of the kettle body is heated. The second jacket adopts water as a cooling medium, the water is led into the second jacket from the inlet of the second jacket, the water in the second jacket is led out from the outlet of the second jacket, and then the water is used for cooling the part of the kettle body, which is contacted with the second jacket. The third jacket adopts water as a cooling medium, water is introduced into the third jacket from the inlet of the third jacket, and the water in the third jacket is discharged from the outlet of the third jacket, so that the kettle cover is subjected to water cooling. The invention is used for heating the bottom of the kettle body by arranging the first jacket; the second jacket is used for carrying out water cooling on the upper side part of the accessory body, so that condensation and liquefaction of the gasified matters (condensed into liquid with fluidity) are promoted, slag formation on the side wall in the kettle body is avoided, and the cleaning of the side wall of the kettle body is further facilitated. Through setting up the third and press from both sides the cover for carry out water-cooling to the kettle cover, and then be convenient for condense the material that is gasified into liquid in the bottom of kettle cover, avoid the material to slag in the bottom of kettle cover. Therefore, the first jacket, the second jacket and the third jacket are arranged, so that when the materials are heated in the phenolic resin processing work, the slag bonding amount of the inner wall of the kettle body and the bottom of the kettle cover is reduced, and the materials can flow back to the bottom of the kettle body in a liquid state.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic illustration showing the connection of a stirring rod to a stirring shaft in accordance with the first embodiment;
fig. 4 is a schematic perspective view of a second embodiment;
FIG. 5 is a front view of FIG. 4;
fig. 6 is a schematic perspective view of a second embodiment of the present invention;
FIG. 7 is a front view of FIG. 6;
FIG. 8 is a top view of FIG. 7;
FIG. 9 is a cross-sectional view B-B of FIG. 8;
FIG. 10 is an enlarged view of portion C of FIG. 9;
fig. 11 is a schematic diagram showing connection of a heating pipe to a stirring shaft in the second embodiment;
fig. 12 is a front view of fig. 11;
FIG. 13 is a sectional view of D-D of FIG. 12;
in the figure: 1. the kettle body, the discharge port 11, the first jacket 12, the first jacket inlet 121, the first jacket 122, the second jacket 13, the second jacket 131, the second jacket 132, the second jacket 2, the feed port 21, the third jacket 22, the third jacket 221, the third jacket 222, the third jacket outlet 23, the observation port 23, the second flange plate 24, the second through-hole 25, the first rotary sealing element 26, the bracket element 3, the first motor 31, the first connector 32, the intermediate shaft 33, the second connector 34, the stirring shaft 35, the central frame 351, the heat dissipation tube 352, the heat dissipation tube 353, the first port of the heat dissipation tube 354, the second port of the heat dissipation tube 36, 37 first through hole, 38 bearing seat, 381 bearing piece, 39 stirring rod, 391 transverse portion, 392 vertical portion, 4 hollow shaft, 41 first steam pipe, 42 second steam pipe, 43 driven pulley, 5 sleeve piece, 51 second rotary seal piece, 52 third rotary seal piece, 53 fourth rotary seal piece, 54 first connecting pipe, 55 second connecting pipe, 6 upper air chamber, 61 lower air chamber, 62 lower blocking plate, 63 partition plate, 64 upper blocking piece, 65 upper air port, 66 lower air port, 67 upper section pipe, 671 second pipe sleeve, 68 lower section pipe, 681 first pipe sleeve, 7 second motor, 71 driving pulley, 72 driving belt.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one
As shown in fig. 1 and 2, the layered heating reaction kettle for phenolic resin processing comprises a kettle body 1 and a kettle cover 2 connected to the kettle body 1. The kettle cover 2 is provided with a feed inlet 21, and the kettle body 1 is provided with a discharge outlet 11. In actual use, the discharge port 11 is connected with a valve for controlling the opening and closing of the discharge port 11, and the feed port 21 is used for adding materials used for processing work into the kettle body 1 in the processing process of the phenolic resin; discharge port
11. For discharging the finished product. The kettle body 1 is provided with a first jacket 12 and a second jacket 13, the first jacket
The jacket 12 and the second jacket 13 are distributed on the kettle body 1 in the up-down direction, and the second jacket 13 is arranged on the first
Above a jacket 12. The kettle cover 2 is provided with a third jacket 22. The first jacket 12 is provided with a first jacket inlet
A port 121 and a first jacket outlet 122; the second jacket 13 is provided with a second jacket inlet 131 and a second jacket outlet 132; the third jacket 22 is provided with a third jacket inlet 221 and a third jacket outlet 222.
As shown in figures 1 and 2, the invention has the beneficial effects of facilitating the sectional temperature control work
Thereby being beneficial to reducing slag bonding. The invention is used in a manner that the first jacket 12 adopts steam as a heat source, the first
A jacket 12 introduces steam through a first jacket inlet 121, and discharges residual heat steam through a first jacket outlet 122, so that the steam flows through the first jacket 12, and the lower part of the kettle body 1 is heated. The second jacket 13 uses water as a cooling medium, and water is introduced into the second jacket 13 from the second jacket inlet 131 to thereby cool the second jacket
The water in the sleeve 13 is led out from the second jacket outlet 132, and then is connected with the second jacket 13 through the water to the kettle body 1
The touched portion was water-cooled. The third jacket 22 uses water as a cooling medium, and water is introduced from the third jacket inlet 221
Introduced into the third jacket 22, the water in the third jacket 22 is discharged from the third jacket outlet 222, and then
The kettle cover 2 performs water cooling operation. The invention is used for steaming the bottom of the kettle body 1 by arranging the first jacket 12
Heating by steam; by providing the second jacket 13 for water-cooling the upper part of the appendage to promote the condensation and liquefaction of the gasified product (to liquid with fluidity), formation on the side wall of the kettle body is avoided
Slag formation is carried out, so that the cleaning of the side wall of the kettle body is facilitated. By providing a third jacket 22 for the kettle cover 2
The water cooling is carried out, so that the gasified material is condensed into liquid state at the bottom of the kettle cover 2 conveniently
Avoiding the slag formation of materials at the bottom of the kettle cover 2. Therefore, the first jacket 12, the second jacket 13 and the third jacket 22 are arranged, so that when the materials are heated in the processing work of the phenolic resin, the slag forming amount of the inner wall of the kettle body 1 and the bottom of the kettle cover 2 is reduced, and the materials can flow back to the bottom of the kettle body 1 in a liquid state.
As shown in fig. 1 and 2, the kettle cover 2 is provided with an observation port 23, and the observation port 23 is provided with a transparent cover. Phenol
During the processing of the aldehyde resin, when the material is heated in the kettle body 1 (the material is positioned at the bottom of the kettle body 1),
the observation of the materials in the kettle body 1 is facilitated through the observation port 23. Due to the passage through the third jacket 22
The kettle cover 2 is water-cooled, so that the formation of slag on the transparent cover is avoided, thereby being beneficial to maintaining
The sharpness of the viewing port 23.
As shown in fig. 1 to 5, the kettle cover 2 is detachably connected to the kettle body 1, and the kettle cover 2 and the kettle body 1 are detachably connected by bolts. The kettle cover 2 is provided with a stirring mechanism which comprises a bracket piece 3, a first motor 31, a first coupler 32, an intermediate shaft 33, a second coupler 34, a stirring shaft 35 and a stirring rod group. The first motor 31 is connected to the bracket member 3, and the rotation shaft of the first motor 31 is connected to the upper end of the intermediate shaft 33 via the first coupling 32. The lower extreme of support piece 3 is equipped with first ring flange 36, and the upper end of lid 2 is equipped with second ring flange 24, is equipped with first through-sleeve hole 37 on the first ring flange 36, is equipped with second through-sleeve hole 25 on the second ring flange 24, and first through-sleeve hole 37 aligns with second through-sleeve hole 25. The intermediate shaft passes through the first and second through-holes 37 and 25, and a first rotary seal 26 is provided between the intermediate shaft 33 and the second through-hole 25. The lower end of the middle rotating shaft is positioned at the lower side of the kettle cover 2, the first flange 36 is connected with the second flange 24, the upper end of the second flange 24 is provided with a bearing seat 38, a bearing piece 381 is arranged in the bearing seat 38, and the middle shaft 33 is connected with the inner ring of the bearing piece 381; the bearing member 381 is for supporting the intermediate shaft 33. The upper end of the stirring shaft 35 is in transmission connection with the lower end of the intermediate shaft 33 through a second coupling 34. The lower extreme of (mixing) shaft 35 is located cauldron body 1, and (mixing) shaft 39 group links firmly the lower extreme at (mixing) shaft 35, and (mixing) shaft 39 group comprises a plurality of puddler 39 pieces, and each puddler 39 piece distributes along the circumferencial direction of (mixing) shaft 35. The stirring mechanism is used for stirring the heated materials in the kettle body 1, so as to ensure that the materials are uniformly heated. In the process of equipment maintenance, the kettle cover 2 is convenient to detach from the kettle body 1, so that the inside of the kettle body 1 and the lower side of the kettle cover 2 are convenient to clean, and the cleaning work of the invention is convenient.
As shown in fig. 3 to 5, the stirring rod 39 includes a transverse portion 391 and a vertical portion 392, the transverse portion 391
Is fixedly connected to the stirring shaft 35, the outer end of the transverse portion 391 is higher than the inner end of the transverse portion 391
391 are curved in an arc shape, and the vertical portion 392 is located at the outer end of the transverse portion 391, and the vertical portion 392 is vertically disposed.
The structure of the stirring rod 39 is beneficial to improving the extending depth of the stirring rod 39 in the material, further improving the stirring effect of the stirring rod group on the material, and further being beneficial to uniformly heating the material.
Second embodiment
As shown in fig. 6 to 9, the layered heating reaction kettle for phenolic resin processing comprises a kettle body 1 and a kettle cover 2 connected to the kettle body 1, wherein a feed inlet 21 is arranged on the kettle cover 2, a discharge outlet 11 is arranged on the kettle body 1, a first jacket 12 and a second jacket 13 are arranged on the kettle body 1, and the first jacket 12 and the second jacket 13 are arranged on the kettle body 1
The kettle cover 2 is provided with a third jacket 22 according to the vertical distribution. The first jacket 12 is provided with a first jacket inlet
A port 121 and a first jacket outlet 122. The second jacket 13 is provided with a second jacket inlet 131 and a second jacket
An outlet 132. The third jacket 22 is provided with a third jacket inlet 221 and a third jacket outlet 222. Kettle cover 2
The observation port 23 is arranged on the upper part, and a transparent cover is arranged on the observation port 23.
As shown in fig. 6 to 10, the kettle cover 2 is detachably connected to the kettle body 1, and the kettle cover 2 is connected with a stirring mechanism. The stirring mechanism comprises a bracket piece 3, a first motor 31, a hollow shaft 4, a stirring shaft 35, a stirring rod group and a pipe cooling frame. The bracket 3 is fixedly connected to the kettle cover 2, and the bracket 3 is fixedly connected to the kettle cover 2 through a group of bolts. The hollow shaft 4 is rotatably connected to the kettle cover 2, and a first steam pipe 41 and a second steam pipe 42 are sleeved in the inner cavity of the hollow shaft 4. A first rotary seal 26 is arranged between the hollow shaft 4 and the kettle cover 2, and the first rotary seal 26 is used for forming rotary seal between the hollow shaft and the kettle cover 2. The support member 3 is provided with a bearing seat 38, the bearing seat 38 is provided with a bearing member 381, an outer ring of the hollow shaft 4 is matched with an inner ring of the bearing member 381, and the bearing member 381 is used for supporting the hollow shaft 4. The bracket member 3 is fixedly connected with a sleeve member 5, and the sleeve member 5 is welded and fixed on the bracket member 3. The sleeve member 5 is rotatably connected with a ventilation pipe, and the lower end of the ventilation pipe is fixedly connected with the upper end of the hollow shaft 4.
As shown in fig. 6 to 10, the ventilation pipe includes an upper air chamber 6 and a lower air chamber 61, and a lower blocking plate 62 is provided at the lower end of the lower air chamber 61. The first steam pipe 41 and the second steam pipe 42 pass through the lower blocking plate 62, and the upper end of the first steam pipe 41 is located in the lower air chamber 61. A partition plate 63 is arranged between the upper air chamber 6 and the lower air chamber 61, a second
The steam pipe 42 passes through the partition 63, and the upper end of the second steam pipe 42 is located in the upper air chamber 6, and the upper end of the upper air chamber 6 is provided with an upper blocking member 64. The ventilation pipe fitting is provided with an upper air port 65 and a lower air port 66, the upper air port 65 is communicated with the upper air chamber 6, and the lower air port 66 is communicated with the lower air chamber 61. The second rotary seal member 51, the third rotary seal member 52 and the fourth rotary seal member 53 are provided in the sleeve member 5, and in the description of the present invention, the first rotary seal member 26, the second rotary seal member 51, the third rotary seal member 52 and the fourth rotary seal member 53 refer to members for forming rotary seals, which are collectively referred to as rotary seal members, and the rotary seal members are well known in the art, and the structure of the rotary seal members will not be described in detail herein, but will be described only schematically. The second rotary seal 51 is located below the lower port 66 and the third rotary seal 52 is located at the upper port
65. And the lower port 66, the fourth rotary seal 53 is located above the upper port 65. Second one
The rotary seal 51 is used to form a rotary seal between the ventilation tube and the sleeve 5. Third rotary seal
52. For forming a rotary seal between the ventilation tube and the sleeve member 5. A fourth rotary seal 53 is provided for the in-sleeve
A rotary seal is formed between the cartridge 5 and the closure. In addition to the example in this embodiment, a fourth rotation
The rotary seal 53 may also form a seal with the ventilation tube.
As shown in fig. 6 to 10, the sleeve member 5 is provided with a first connection pipe 54 and a second connection pipe on the side face thereof
55, the first connecting tube and the second connecting tube are respectively communicated with the sleeve member 5. The first connecting pipe 54 is positioned at the second rotation
Between the rotary seal 51 and the third rotary seal 52, a second connection tube 55 is located at the third rotary seal 52
And the fourth rotary seal 53. The lower ends of the first steam pipe 41 and the second steam pipe 42 are respectively
The stirring shaft 35 penetrates out of the side surface of the hollow shaft 4, and the upper end of the stirring shaft 35 is fixedly connected to the lower end of the hollow shaft 4.
As shown in fig. 9 to 13, a stirring rod group is provided at the lower end of the stirring shaft 35, the stirring rod group being composed of a plurality of stirring rod groups
The stirring rods 39 are formed, and each stirring rod 39 is distributed along the circumference of the stirring shaft 35. The tube heat-dissipating rack is located at the stirring rod 39
Above the stack, the tube heat sink includes a center frame 351 and heat sink tubes 352. Center frame 351 is fixedly connected with the stirring shaft
35. The radiating pipe 352 is fixedly connected to the center frame. The radiating pipe is 352 star-shaped and bent, and the radiating pipe 352 is folded
Bent into a pentagon shape, and the inner side of the pentagon is welded on the center frame 351. The radiating pipe 352 includes a radiating pipe
A first port 353 and a radiating pipe second port 354, the radiating pipe first port 353 and the first steam pipe 41
The lower ends are connected by a pipeline, and the second port 354 of the radiating pipe is communicated with the lower end of the second steam pipe 42
Connected by another pipeline. The second motor 7 is in transmission connection with the hollow shaft 4, the second motor 7 is used for driving the hollow shaft to rotate, the driving pulley 71 is connected to the working shaft of the second motor 7, the driven pulley 43 is connected to the hollow shaft 4, the transmission belt 72 is connected between the driving pulley 71 and the driven pulley 43, and the transmission connection between the hollow shaft 4 and the second motor 7 is further used. The second jacket 13 is located above the first jacket 12, and the height of the heat exchange tube is not higher than the bottom of the second jacket 13. The hollow shaft 4 is filled with heat-insulating filler, and the heat exchange between the first steam pipe 41 and the second steam pipe 42 is reduced by arranging the heat-insulating filler.
As shown in fig. 6 to 13, the first jacket 12, the second jacket 13, and the third jacket 13 in the present embodiment
The manner of use of the jacket 22 is the same as that in the first embodiment. The beneficial effects of the present embodiment are that,
the sectional type temperature control work is carried out on the kettle body 1, and meanwhile, the material in the kettle body 1 is uniformly heated in the up-down direction, so that the uniformity of material heating is facilitated, and the quality of phenolic resin production work is improved. The working principle of the embodiment is that the heat source pair is introduced into the kettle through the first jacket 12
The material at the bottom of the body 1 is heated, and water is introduced through the second jacket 13 and the third jacket 22 respectively, thereby
Condensing the part of the kettle body 1 which is not contacted with the material, and reducing the solid slag quantity. Connect the first connecting pipe 54
The flow direction of the hot steam entering the steam heat supply pipeline is as follows: the first connecting pipe 54, the sleeve member 5, the lower air port 66, the lower air chamber 61, the first steam pipe 41, the radiating pipe first port 353, the radiating pipe 352, the radiating pipe second port 354, the second steam pipe 42, the upper air chamber 6, the upper air port 65 and the second connecting pipe 55; the radiating pipe 352 and the first jacket 12 are used for heat exchange in the kettle body 1 through steam
The periphery and the upper and lower parts of the bottom space release heat, thereby facilitating the heat in the bottom area of the kettle body 1
Internal convection is advantageous to improve the uniformity of heating, and at the same time, the heat source introduced through the radiating pipe 352 is advantageous
The bottom of the kettle body 1 is prevented from being cooled by water cooling, and the material pile is ensured to be heated. The second motor 7 drives the hollow shaft 4 to rotate, the hollow shaft 4 drives the stirring shaft 35 to rotate, and the stirring shaft 35 drives the radiating pipe 352 and the stirring rod set to rotate. The radiating tube 352 is in a star shape, and a hot air wall is formed on the cross section of the kettle body 1 while the radiating tube 352 rotates, and the hot air wall is beneficial to ensuring the temperature of the bottom of the kettle body 1.
As shown in fig. 9 and 11, the hollow shaft 4 and the stirring shaft 35 are detachably connected, and the hollow shaft 4 and the stirring shaft
The disassembly and assembly of the shafts 35 are further beneficial to the development of maintenance work of the equipment. At the lower end of the hollow shaft 4 and
the upper ends of the stirring shafts 35 are respectively provided with flanges, and the two flanges are connected through bolts and further used for
The detachable connection between the hollow shaft 4 and the stirring shaft 35 works.
As shown in fig. 9 and 10, a lower blocking plate 62 is welded to the upper end of the hollow shaft 4. The ventilation pipe fitting comprises
An upper pipe 67 and a lower pipe 68, wherein a first pipe sleeve 681 is fixedly connected to the lower end of the lower pipe 68, and the first pipe sleeve 681
A first tube sleeve 681 is sleeved on the upper end of the hollow shaft 4, a baffle 63 is welded on the lower section
The upper end of the tube 68. The lower end of the upper pipe 67 is provided with a second pipe sleeve 671, and the second pipe sleeve 671 is sleeved on the lower pipe
68. The second tube sleeve 671 is welded to the lower tube section 68 and the closure member is welded to the upper end of the upper tube section 67. The structure of the ventilation pipe fitting is convenient for processing and manufacturing the ventilation pipe fitting and is also convenient for fixedly connecting the ventilation pipe fitting and the hollow pipe 4.
Claims (6)
1. The layered heating reaction kettle for phenolic resin processing comprises a kettle body and a kettle cover connected to the kettle body, wherein a feed inlet is arranged on the kettle cover, and a discharge outlet is arranged on the kettle body;
the first jacket is provided with a first jacket inlet and a first jacket outlet;
the second jacket is provided with a second jacket inlet and a second jacket outlet;
the third jacket is provided with a third jacket inlet and a third jacket outlet;
the kettle cover is detachably connected to the kettle body, the kettle cover is connected with a stirring mechanism, the stirring mechanism comprises a support member, a second motor, a hollow shaft, a stirring rod group and a pipe cooling frame, the support member is fixedly connected to the kettle cover, the hollow shaft is rotatably connected to the kettle cover, a first steam pipe and a second steam pipe are sleeved in an inner cavity of the hollow shaft in a penetrating manner, a first rotary sealing member is arranged between the hollow shaft and the kettle cover, a bearing seat is arranged on the support member, a bearing member is arranged on the bearing seat, an outer ring of the hollow shaft is matched with an inner ring of the bearing member, a sleeve member is fixedly connected to the support member, a ventilation pipe is rotatably connected to the sleeve member, and the lower end of the ventilation pipe is fixedly connected to the upper end of the hollow shaft;
the ventilation pipe fitting comprises an upper air chamber and a lower air chamber, the lower end of the lower air chamber is provided with a lower plugging plate, the upper end of the first steam pipe is positioned in the lower air chamber, a partition plate is arranged between the upper air chamber and the lower air chamber, the second steam pipe passes through the partition plate, the upper end of the second steam pipe is positioned in the upper air chamber, the upper end of the upper air chamber is provided with an upper plugging piece, the ventilation pipe fitting is provided with an upper air port and a lower air port, the upper air port is communicated with the upper air chamber, and the lower air port is communicated with the lower air chamber;
the sleeve piece is internally provided with a second rotary sealing piece, a third rotary sealing piece and a fourth rotary sealing piece, the second rotary sealing piece is positioned below the lower air port, the third rotary sealing piece is positioned at a position between the upper air port and the lower air port, the fourth rotary sealing piece is positioned above the upper air port, the second rotary sealing piece is used for forming rotary sealing between the ventilation pipe piece and the sleeve piece, the third rotary sealing piece is used for forming rotary sealing between the ventilation pipe piece and the sleeve piece, and the fourth rotary sealing piece is used for forming rotary sealing between the sleeve piece and the ventilation pipe piece or the upper sealing piece;
the side surface of the sleeve member is provided with a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe are respectively communicated with the sleeve member, the first connecting pipe is positioned between the second rotary sealing member and the third rotary sealing member, and the second connecting pipe is positioned between the third rotary sealing member and the fourth rotary sealing member;
the lower end of the first steam pipe and the lower end of the second steam pipe respectively penetrate out of the side face of the hollow shaft, the upper end of the stirring shaft is fixedly connected to the lower end of the hollow shaft, the stirring rod group is arranged at the lower end of the stirring shaft and consists of a plurality of stirring rods, each stirring rod is distributed along the circumference of the stirring shaft, the pipe cooling frame is positioned above the stirring rod group and comprises a center frame and cooling pipes, the center frame is fixedly connected to the stirring shaft, the cooling pipes are fixedly connected to the center frame and are bent in a star shape, each cooling pipe comprises a first cooling pipe port and a second cooling pipe port, the first cooling pipe port is connected with the lower end of the first steam pipe through a pipeline, and the second cooling pipe port is connected with the lower end of the second steam pipe through another pipeline;
the second motor is in transmission connection with the hollow shaft and is used for driving the hollow shaft to rotate.
2. The layered heating reaction kettle for phenolic resin processing according to claim 1, wherein an observation port is arranged on the kettle cover, and a transparent cover is arranged on the observation port.
3. The layered heating reaction kettle for phenolic resin processing of claim 1, wherein the hollow shaft and the stirring shaft are detachably connected.
4. The layered heating reaction kettle for phenolic resin processing according to claim 1, wherein the lower plugging plate is welded and fixed at the upper end of the hollow shaft, the ventilation pipe fitting comprises an upper pipe and a lower pipe, the lower end of the lower pipe is fixedly connected with a first pipe sleeve, the first pipe sleeve is sleeved and arranged at the upper end of the hollow shaft, the first pipe sleeve is welded and fixed on the hollow shaft, the partition plate is welded and fixed at the upper end of the lower pipe, the lower end of the upper pipe is provided with a second pipe sleeve, the second pipe sleeve is sleeved and fixed at the upper end of the lower pipe, the second pipe sleeve is welded and fixed on the lower pipe, and the upper plugging piece is welded and fixed at the upper end of the upper pipe.
5. The layered heating reactor for phenolic resin processing of claim 1, wherein the second jacket is located above the first jacket, and the radiating pipe is not higher than the bottom of the second jacket.
6. The layered heating reaction kettle for phenolic resin processing of claim 1, wherein the hollow shaft is filled with a heat-insulating filler.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011183027.0A CN114425290B (en) | 2020-10-29 | 2020-10-29 | Layered heating reaction kettle for phenolic resin processing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011183027.0A CN114425290B (en) | 2020-10-29 | 2020-10-29 | Layered heating reaction kettle for phenolic resin processing |
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| CN114425290B true CN114425290B (en) | 2023-11-14 |
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| CN205550284U (en) * | 2016-05-07 | 2016-09-07 | 夏邑县宇浩助剂有限责任公司 | Pulsator enamel reactor |
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| CN109908850A (en) * | 2019-04-19 | 2019-06-21 | 南昌汇达知识产权有限公司 | A kind of non-contacting seal type stainless steel stirred tank and its operating method |
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| WO2007081114A1 (en) * | 2006-01-09 | 2007-07-19 | Eco Material Co., Ltd. | Apparatus and method for treating high pressure and high temperature |
| CN102836684A (en) * | 2012-09-14 | 2012-12-26 | 山东蓝星东大化工有限责任公司 | Polyether reaction kettle with multi-section type clamping sleeves |
| CN204816529U (en) * | 2015-07-30 | 2015-12-02 | 焦作大学 | Heat transfer stirring type reation kettle |
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| CN114425290A (en) | 2022-05-03 |
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