CN218393683U - Novel reation kettle is used in production of high tenacity melamine powder - Google Patents
Novel reation kettle is used in production of high tenacity melamine powder Download PDFInfo
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- CN218393683U CN218393683U CN202222471095.8U CN202222471095U CN218393683U CN 218393683 U CN218393683 U CN 218393683U CN 202222471095 U CN202222471095 U CN 202222471095U CN 218393683 U CN218393683 U CN 218393683U
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Abstract
The utility model discloses a novel reaction kettle for producing high-toughness melamine powder, which comprises a kettle body, a stirring device and a heating device; the kettle body is used as a main body structure of the scheme and is used for bearing materials for stirring reaction; the stirring device is fixedly arranged on the kettle body and is used for stirring materials and promoting the materials to turn over up and down; the heating device is fixedly arranged on the outer side of the kettle body and used for heating reaction materials; the kettle body is cylindrical, a feed inlet is formed in the top of the kettle body, and a discharge outlet is formed in the bottom of the kettle body; the stirring device comprises a stirring motor and a stirring shaft driven by the stirring motor; the utility model discloses the heating pipe is bigger with the cross sectional area of the cauldron body, and heat exchange efficiency is higher. Meanwhile, the stirring device enables the materials to move in the kettle body ceaselessly so as to ensure that the materials cannot stay at one position; the two groups of stirring blades are arranged to ensure that the mixture is fully and uniformly heated, thereby being beneficial to the performance of high-toughness melamine powder.
Description
Technical Field
The utility model relates to a melamine powder production preparation field specifically is a novel reation kettle is used in production of high tenacity melamine powder.
Background
The melamine resin is a polymer obtained by the reaction of melamine and formaldehyde, and the molding compound is a thermosetting plastic formed by blending and compounding the melamine resin, alpha-cellulose and other various assistants. It has the advantages of good heat resistance, low water absorption, small shrinkage, easy coloring, good pollution resistance, etc.
The current melamine toughening modification mode is mainly to introduce various fibers, polymer chains and the like, and is realized by a physical modification method of a second phase substance and a chemical modification method of introducing a flexible chain segment in a three-dimensional cross-linked network. The preparation method is characterized in that new chemical components are introduced into synthetic raw materials to form new structures, such as cation modification, trapping agent addition, flexible chain modification and the like, the toughness of melamine resin is improved by reducing free formaldehyde in melamine and reducing unfavorable phenomena such as polycondensation and the like, and the mixing process is generally carried out in a reaction kettle.
The existing reaction kettle for producing the melamine powder has a simple structure, causes uneven heating of a mixture, is easy to have temperature stratification, and the temperature of a mixed liquid at the middle part is lower than that of an external mixed liquid, so that the toughness of the melamine powder is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel reation kettle is used in production of high tenacity melamine powder to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a novel reaction kettle for producing high-toughness melamine powder comprises a kettle body, a stirring device and a heating device;
the kettle body is used as a main body structure of the scheme and is used for bearing materials for stirring reaction;
the stirring device is fixedly arranged on the kettle body and is used for stirring materials and promoting the materials to turn over up and down;
the heating device is fixedly arranged on the outer side of the kettle body and used for heating reaction materials;
the kettle body is cylindrical, a feed inlet is formed in the top of the kettle body, and a discharge outlet is formed in the bottom of the kettle body;
the stirring device comprises a stirring motor and a stirring shaft driven by the stirring motor; the stirring shaft is fixedly provided with at least two groups of stirring blades which are respectively a mixing stirring blade and a lifting blade, wherein the mixing stirring blade is positioned at the bottom of the stirring shaft and is mainly used for scattering settled materials, the mixing stirring blade is vertically arranged in a plate shape, and the bottom of the mixing stirring blade is arranged in an arc shape at the bottom of the fitting kettle body; the lifting paddle is positioned above the mixing and stirring paddle and is inclined and used for lifting the scattered materials to the upper part of the kettle body;
the heating device consists of two parts, wherein one part is a heating pipe for providing heat for heating the kettle body, and the other part is a heat insulation sleeve which is fixed on the side part of the kettle body and used for placing heat to escape; the heating pipe wholly is the heliciform and depends on the lateral wall of the cauldron body, and the cross-section semicircular in shape of heating pipe, the heating pipe welding is on the lateral wall of the cauldron body, and in essence, the lateral wall of heating pipe and the cauldron body just can constitute a complete runner, and this runner is used for conduction oil or other heat medium processes to with the internal portion heating of cauldron.
Further, the lateral wall of the cauldron body is circular array and is equipped with three erection joint spare, and erection joint spare is used for fixing the cauldron body on the support of placing reation kettle.
Further, agitator motor fixed mounting is at the motor support, and motor support fixed mounting is in the top center of the cauldron body, and the (mixing) shaft is located the internal portion of cauldron, and cauldron body top is worn out at the top of (mixing) shaft, and the contact department of (mixing) shaft and the cauldron body adopts mechanical seal to carry out sealed processing.
Furthermore, the top of the stirring shaft is fixedly connected with an output shaft of the stirring motor through a coupler.
Furthermore, the upper end and the lower end of the heating pipe are respectively communicated with a heating medium inlet pipe and a heating medium outlet pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the material quantity of heating pipe itself reduces half, then, compares in the cross-section for circular shape heating pipe, the utility model discloses bigger with the cross sectional area of the cauldron body, heat exchange efficiency is higher.
Meanwhile, the stirring device enables the materials to move in the kettle body ceaselessly so as to ensure that the materials cannot stay at one position; make the mixture by abundant even heating through setting up of two sets of stirring paddle leaf, be favorable to the preparation of high tenacity melamine powder, promote the mixability of melamine powder, be favorable to promoting the toughness of melamine powder.
Drawings
FIG. 1 is a front view of a novel reaction vessel for producing high-toughness melamine powder.
FIG. 2 is a schematic structural diagram of a novel reaction kettle for producing high-toughness melamine powder.
FIG. 3 is a schematic structural diagram of a heating pipe in a novel reaction kettle for producing high-toughness melamine powder.
FIG. 4 is a schematic diagram of the movement path of materials in a novel reaction kettle for producing high-toughness melamine powder.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a novel reaction kettle for producing high-toughness melamine powder comprises a kettle body 1, a stirring device 2, and a heating device 3
The kettle body 1 is used as a main body structure of the scheme and is used for bearing materials for stirring reaction;
the stirring device 2 is fixedly arranged on the kettle body 1 and is used for stirring materials and promoting the materials to turn over up and down;
the heating device 3 is fixedly arranged on the outer side of the kettle body 1 and is used for heating reaction materials;
the kettle body 1 is cylindrical, a feed inlet 4 is arranged at the top of the kettle body 1, a discharge outlet 5 is arranged at the bottom of the kettle body 1, the discharge outlet 5 is connected with the next process through a pipeline, and a valve (not shown in the figure) is arranged at the discharge outlet 5;
the side wall of the kettle body 1 is provided with three mounting connecting pieces 6 in a circular array, and the mounting connecting pieces 6 are used for fixing the kettle body 1 on a bracket for placing the reaction kettle;
the stirring device 2 comprises a stirring motor 7 and a stirring shaft 9 driven by the stirring motor 7;
the stirring motor 7 is fixedly arranged on the motor support 8, the motor support 8 is fixedly arranged at the center of the top of the kettle body 1, the stirring shaft 9 is positioned in the kettle body 1, the top of the stirring shaft 9 penetrates out of the top of the kettle body 1, and the contact part of the stirring shaft 9 and the kettle body 1 is sealed by adopting mechanical sealing;
the top of the stirring shaft 9 is fixedly connected with an output shaft of the stirring motor 7 through a coupler 11;
at least two groups of stirring blades, namely a mixing stirring blade 12 and a lifting blade 13, are fixedly mounted on the stirring shaft 9, wherein the mixing stirring blade 12 is positioned at the bottom of the stirring shaft 19 and is mainly used for scattering settled materials, the mixing stirring blade 12 is vertically arranged in a plate shape, and the bottom of the mixing stirring blade 12 is arranged in an arc shape at the bottom of the fitting kettle body 1;
the lifting paddle 13 is positioned above the mixing and stirring paddle 12, and the lifting paddle 13 is inclined and used for lifting the scattered materials to the upper part of the kettle body 1;
as shown in fig. 4, the moving path of the mixed liquid, i.e., the material, is shown by a dotted line, the material at the lower position in the present scheme is scattered and mixed by the mixing and stirring blade 12, and the mixed liquid at the middle part is lifted upwards by the lifting blade 13 and then falls downwards from the outer side; the arrangement of the two groups of stirring blades ensures that the mixture is fully and uniformly heated, is beneficial to the preparation of high-toughness melamine powder, improves the mixing degree of the melamine powder and is beneficial to improving the toughness of the melamine powder;
the heating device 3 consists of 2 parts, one part is a heating pipe 14 for providing heat for heating the kettle body, and the other part is a heat insulation sleeve 15 which is fixed on the side part of the kettle body 1 and used for placing heat to escape;
the heating pipes 14 are integrally and spirally attached to the side wall of the kettle body 1, the cross sections of the heating pipes 14 are semicircular, the heating pipes 14 are welded to the side wall of the kettle body 1, and in essence, the heating pipes 14 and the side wall of the kettle body 1 can form a complete flow channel for heat conduction oil or other heat mediums to pass through so as to heat the inside of the kettle body 1; the advantage of this kind of runner lies in, at first the material quantity of heating pipe 14 itself reduces half, then, compares in the cross-section for circular shape heating pipe 14 again, the utility model discloses bigger with the cross sectional area of the cauldron body 1, heat exchange efficiency is higher.
The upper end and the lower end of the heating pipe 14 are respectively communicated with a heating medium inlet pipe 16 and a heating medium outlet pipe 10;
when the heat exchange kettle is used, materials are put in from the feeding hole 4, heat media (taking heat conduction oil as an example) are output from a heat medium heater (not shown in the figure), the heat conduction oil delivery pump with high temperature resistance is used for delivering the materials into the heating pipe 14 from the heat medium inlet pipe 16, the heat medium in the heating pipe 14 directly exchanges heat with the surface of the kettle body 1, and the heat medium with reduced temperature after heat exchange is delivered into the heat medium heater from the heat medium outlet pipe 10 so as to circulate; meanwhile, the stirring device 2 is started to fully mix the materials in the kettle body, and meanwhile, the materials move in the kettle body 1 ceaselessly so as to ensure that the materials cannot stay in one place.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, or the directions or positional relationships that the skilled person usually understand, which are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present invention. In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Claims (5)
1. A novel reaction kettle for producing high-toughness melamine powder comprises a kettle body, a stirring device and a heating device; the method is characterized in that:
the kettle body is used as a main body structure of the scheme and is used for bearing materials for stirring reaction;
the stirring device is fixedly arranged on the kettle body and used for stirring materials and promoting the materials to turn over up and down;
the heating device is fixedly arranged on the outer side of the kettle body and used for heating reaction materials;
the kettle body is cylindrical, a feed inlet is formed in the top of the kettle body, and a discharge outlet is formed in the bottom of the kettle body;
the stirring device comprises a stirring motor and a stirring shaft driven by the stirring motor; the stirring shaft is fixedly provided with at least two groups of stirring blades which are respectively a mixing stirring blade and a lifting blade, wherein the mixing stirring blade is positioned at the bottom of the stirring shaft and is mainly used for scattering settled materials, the mixing stirring blade is vertically arranged in a plate shape, and the bottom of the mixing stirring blade is arranged in an arc shape at the bottom of the fitting kettle body; the lifting paddle is positioned above the mixing and stirring paddle, is inclined and is used for lifting the scattered materials to the upper part of the kettle body;
the heating device consists of two parts, wherein one part is a heating pipe for providing heat for heating the kettle body, and the other part is a heat-insulating sleeve which is fixed on the side part of the kettle body and is used for accommodating heat to escape; the heating pipe wholly is the heliciform and depends on the lateral wall of the cauldron body, and the cross-section semicircular in shape of heating pipe, the heating pipe welding is on the lateral wall of the cauldron body, and in essence, the lateral wall of heating pipe and the cauldron body just can constitute a complete runner, and this runner is used for conduction oil or other heat medium processes to with the internal portion heating of cauldron.
2. The novel reaction kettle for producing high-toughness melamine powder as claimed in claim 1, wherein three installation connecting pieces are arranged on the side wall of the kettle body in a circular array, and the installation connecting pieces are used for fixing the kettle body on a support for placing the reaction kettle.
3. The novel reaction kettle for producing the high-toughness melamine powder as claimed in claim 1, wherein said stirring motor is fixedly mounted on a motor support, the motor support is fixedly mounted in the center of the top of the kettle body, the stirring shaft is located inside the kettle body, the top of the stirring shaft penetrates out of the top of the kettle body, and the contact position of the stirring shaft and the kettle body is sealed by mechanical sealing.
4. The novel reaction kettle for producing high-toughness melamine powder as claimed in claim 3, wherein the top of the stirring shaft is fixedly connected with the output shaft of the stirring motor through a coupling.
5. The novel reaction kettle for producing high-toughness melamine powder as claimed in claim 1, wherein a heating medium inlet pipe and a heating medium outlet pipe are respectively provided in communication with the upper and lower ends of said heating pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222471095.8U CN218393683U (en) | 2022-09-19 | 2022-09-19 | Novel reation kettle is used in production of high tenacity melamine powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222471095.8U CN218393683U (en) | 2022-09-19 | 2022-09-19 | Novel reation kettle is used in production of high tenacity melamine powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218393683U true CN218393683U (en) | 2023-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222471095.8U Active CN218393683U (en) | 2022-09-19 | 2022-09-19 | Novel reation kettle is used in production of high tenacity melamine powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218393683U (en) |
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2022
- 2022-09-19 CN CN202222471095.8U patent/CN218393683U/en active Active
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