CN218077503U - Stirrer for high-viscosity polymerization kettle - Google Patents
Stirrer for high-viscosity polymerization kettle Download PDFInfo
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- CN218077503U CN218077503U CN202222538392.XU CN202222538392U CN218077503U CN 218077503 U CN218077503 U CN 218077503U CN 202222538392 U CN202222538392 U CN 202222538392U CN 218077503 U CN218077503 U CN 218077503U
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Abstract
The utility model provides a stirrer for a high-viscosity polymerization kettle, which comprises a stirring shaft, wherein a screw type stirring piece and a helical ribbon type stirring piece are arranged on the stirring shaft; the screw type stirring piece is of a spiral sheet structure and is coiled from the lower end to the upper end of the stirring shaft along the axis of the stirring shaft; the spiral belt type stirring piece comprises a connecting rod, a blade and a fixing ring; one end of the connecting rod is vertically arranged on the stirring shaft, and the other end of the connecting rod extends towards the inner wall of the kettle body; the paddle is a curved belt, and one end of the paddle is fixedly connected with the other end of the connecting rod; the fixed ring is an annular part, and the center of the fixed ring is superposed with the axis of the stirring shaft and is fixedly arranged at the inner side of the other end of the blade. The screw type stirring piece enables the materials to flow downwards, and the helical ribbon type stirring piece surrounding the screw type stirring piece enables the materials to flow upwards in the kettle body, so that the materials are stirred fully and uniformly. Simultaneously, because the paddle of spiral shell belt stirring spare is nearer apart from the internal wall of cauldron, plays "scrape the wall" effect, prevents that the material from gluing the cauldron.
Description
Technical Field
The utility model relates to a stirring device used in a polymerization kettle, in particular to a stirrer used for a high-viscosity polymerization kettle.
Background
The polymerization kettle generally comprises a kettle body, a kettle cover, a jacket, a stirrer, a transmission device, a shaft seal device, a support and the like. The stirrer is used for fully mixing and stirring the chemical materials in the kettle body, so that the chemical materials are subjected to chemical reaction to obtain the required new chemical polymer.
At present high viscosity polymeric kettle, like nylon polymeric kettle is stirring the in-process, has the change of multiple viscosity and looks attitude, is lower viscosity salt solution at the initial stage of reaction, along with the time increase, behind the polymerization, material viscosity crescent along with the crescent of viscosity for the material mixes to be difficult to abundant even, has influenced product quality, still accompanies the phenomenon emergence that the material glues the cauldron simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one technical problem existing in the prior art, the utility model provides an agitator for high viscosity polymeric kettle.
The utility model provides a scheme that technical problem adopted is:
a stirrer for a high-viscosity polymerization kettle comprises a stirring shaft, wherein a screw type stirring piece and a helical ribbon type stirring piece are arranged on the stirring shaft; the screw type stirring piece is of a spiral sheet structure and is coiled from the lower end to the upper end of the stirring shaft along the axis of the stirring shaft;
the spiral belt type stirring piece comprises a connecting rod, a blade and a fixing ring; one end of the connecting rod is vertically arranged on the stirring shaft, so that the axis of the connecting rod is vertical to the axis of the stirring shaft, and the other end of the connecting rod extends towards the inner wall of the kettle body; the paddle is of a strip-shaped structure and forms a curved belt with a certain pitch after being twisted, and one end of the paddle is fixedly connected with the other end of the connecting rod;
the fixed ring is an annular part, the circle center of the fixed ring is superposed with the axis of the stirring shaft, and the fixed ring is fixed with the blades.
The embodiment discloses, the (mixing) shaft is provided with a plurality of connecting rods, the connecting rod sets up along (mixing) shaft axle center circumference equidistance interval, every all be provided with the paddle on the connecting rod, the lower extreme of paddle is equipped with solid fixed ring, gu fixed ring sets up a plurality of the inboard of circumference is enclosed into to the paddle.
In the embodiment, the number of the connecting rods arranged on the stirring shaft is 2 or 3 or 4 or 5 or 6.
In this embodiment, the fixing ring is a hollow ring-shaped tube structure.
In this embodiment, the fixing ring is a solid annular hoop structure.
This embodiment discloses, the paddle is outer to be pressed close to along one side the inner wall of the cauldron body.
In the embodiment, the connecting rod 3.1 is arranged in the middle section of the stirring shaft 1, one end of the connecting rod is fixedly welded with the stirring shaft 1, the other end of the connecting rod is fixedly welded with the blade 3.2, and the lower end of the blade 3.2 is connected with the fixing ring 3.3 through welding; the fixed ring 3.3 is arranged on the inner side of the circumference surrounded by the paddles 3.2, and the outer circle side of the fixed ring 3.3 is fixedly arranged on the inner side of the lower end of the paddle 3.2.
The embodiment discloses, connecting rod 3.1 is arranged in the lower extreme of (mixing) shaft 1, adopts welded mode one end and (mixing) shaft 1 fixed, and the other end is fixed with paddle 3.2, fixed ring 3.3 is installed through bolted connection in paddle 3.2 upper end, constitutes spiral shell belt stirring spare 3 structure.
The positive effects are as follows:
the utility model discloses a fixed screw stirring piece and the spiral shell belt stirring piece of being provided with on the (mixing) shaft, the screw stirring piece makes the material flow downwards, centers on the spiral shell belt stirring piece around the screw stirring piece and makes the material flow upwards at the cauldron body, makes the material stirring abundant, even. Simultaneously, because the paddle of spiral shell belt stirring spare is nearer apart from the internal wall of cauldron, plays "scrape the wall" effect, prevents that the material from gluing the cauldron, and the device is guaranteeing under the prerequisite of polymerization efficiency, adapts to the high viscosity material and at the different stage material mixing demand of synthetic process, prevents to glue the emergence of cauldron.
Drawings
FIG. 1 is a first schematic structural diagram of an embodiment of the present application;
fig. 2 is a second structural diagram of the embodiment of the present application.
In the figure, 1 is a stirring shaft, 2 is a screw type stirring piece, 3 is a helical ribbon type stirring piece, 3.1 is a connecting rod, 3.2 is a blade, 3.3 is a fixing ring, 4 is a shaft connecting piece, and 5 is a kettle body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in the figure, the stirrer for the high-viscosity polymerization kettle comprises a stirring shaft 1, wherein a screw type stirring part 2 and a helical ribbon type stirring part 3 are arranged on the stirring shaft 1; the stirring shaft 1 is connected with a transmission shaft of a transmission mechanism arranged above the kettle body 5 through a shaft connecting piece 4 and extends into the kettle body 5.
Screw stirring spare 2, for spiral lamellar structure, along (mixing) shaft 1's axis follows (mixing) shaft 1's lower extreme coils to the upper end, screw stirring spare 2 is fixed through the welded mode with (mixing) shaft 1, and when (mixing) shaft 1 clockwise rotation in the cauldron body 5, screw stirring spare 2 can be with the rotatory guide transmission to the lower part of the material that is located (mixing) shaft 1 upper portion, stirs the mixture.
The helical ribbon type stirring piece 3 is fixedly arranged with the stirring shaft 1 and comprises a connecting rod 3.1, a blade 3.2 and a fixing ring 3.3;
connecting rod 3.1 sets up through welded mode one end is perpendicular on (mixing) shaft 1 makes connecting rod 3.1's axis perpendicular to (mixing) shaft 1's axis, and the other end extends to 5 inner walls of the cauldron body.
The paddle 3.2 is a strip-shaped structure, and is twisted to form a curved belt with a certain pitch, and one end of the paddle 3.2 is fixedly connected with the other end of the connecting rod 3.1;
the fixed ring 3.3 is an annular part, the circle center of the fixed ring 3.3 coincides with the axis of the stirring shaft 1, and the fixed ring 3.3 and the blades 3.2 are fixedly arranged.
After the strip-shaped strip structure of the blades 3.2 is twisted, one end of the strip-shaped strip structure is fixed on the fixing ring 3.3, the other end of the strip-shaped strip structure is welded and fixed on the connecting rod 3.1, and when the stirring shaft 1 rotates clockwise in the kettle body 5, the blades 3.2 can transfer materials in the kettle body 5 from the lower end to the upper end; during processing and manufacturing, the blade 3.2 exerts a twisting force on the surface thereof, is formed by twisting according to the thread pitch and has higher flexibility.
The spiral shell belt stirring piece 3 centers on around the screw stirring piece 2, the screw stirring piece 2 and the spiral shell belt stirring piece 3 mutually support, and under the rotatory drive of (mixing) shaft 1, can break up the not intensive mixing stirring's that bonds together material and fully stir the mixture, ensure that the chemical reaction between the material is abundant thorough.
In the working state, when the stirring shaft 1 rotates clockwise, the screw type stirring part 2 conducts, stirs and mixes the materials at the central part of the kettle body 5 from top to bottom, and meanwhile, the helical ribbon type stirring part 3 transfers the materials at the peripheral side of the circumference of the stirring shaft 1, which are close to the inner wall part of the kettle body 5, from bottom to top, and stirs and mixes the materials.
And because the outer edge of the blade 3.2 is close to the inner wall of the kettle body 5, when the stirring is rotated, the materials adhered to the inner wall of the kettle body 5 can be scraped off to participate in the stirring, so that the materials are stirred fully, the chemical reaction effect is ideal, and the product quality is ensured.
In order to improve the speed of stirring, it is provided with a plurality of connecting rods 3.1 to increase at (mixing) shaft 1, connecting rod 3.1 sets up along 1 axle center circumference equidistance interval of (mixing) shaft, every connecting rod 3.1's one end all with (mixing) shaft 1 welded fastening, the other end all with paddle 3.2's one end welded fastening, paddle 3.2's the other end is equipped with solid fixed ring 3.3, gu fixed ring 3.3 is connected fixedly with a plurality of paddles 3.2, helps strengthening the stability of spiral shell belt stirring piece 3 overall structure, gu fixed ring 3.3 plays the effect that supports paddle 3.2 and strengthen spiral shell belt stirring piece 3 structural strength, and makes spiral shell belt stirring piece 3 and (mixing) shaft 1 constitute one wholly, increases overall structure's rigidity.
The fixing ring 3.3 can be of a hollow annular pipe structure and also can be of a solid annular hoop structure, the annular structure of the fixing ring 3.3 plays a role in increasing the structural strength of the spiral ribbon type stirring piece 3, and the hollow parts in the middle of the fixing ring 3.3 can not influence the stirring of materials in the kettle body 5.
The number of the connecting rods 3.1 arranged on the stirring shaft 1 of the spiral stirring piece 3 is 2 or 3 or 4 or 5 or 6 according to the use requirement;
the helical stirring piece 3 has two installation forms: the first installation form is that the connecting rod 3.1 is arranged at the upper part, and the fixing ring 3.3 is arranged at the lower part;
connecting rod 3.1 sets up in the middle section of (mixing) shaft 1, and one end and (mixing) shaft 1 welded fastening, other end welded fastening have paddle 3.2, there is solid fixed ring 3.3 at the lower extreme of paddle 3.2 through welded connection, gu fixed ring 3.3 sets up through a plurality of the inboard of circumference is enclosed into to paddle 3.2, through gu fixed ring 3.3's excircle side with the inboard fixed setting of lower extreme of paddle 3.2.
The second installation form is that the connecting rod 3.1 is arranged at the lower part, and the fixing ring 3.3 is arranged at the upper part;
the connecting rod 3.1 is arranged at the lower end of the stirring shaft 1, one end of the connecting rod is fixed with the stirring shaft 1 in a welding mode, the other end of the connecting rod is fixed with the blade 3.2, and the upper end of the blade 3.2 is provided with a fixing ring 3.3 through bolt connection, so that the ribbon type stirring part 3 structure is formed.
The device is characterized in that:
because the (mixing) shaft is when rotating, it is rotatory simultaneously to drive screw stirring piece 2 and spiral shell belt stirring piece 3, above-mentioned stirring piece can guide the material and flow in the internal opposite direction of cauldron 5 to because the structure of the two stirring piece is different, make the material flow rate that guides different, not only can break up the material that bonds together with this, increase the mixed collision between the material moreover, thereby can effectual improvement material mixing's efficiency, and make and to react fully between the material.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (8)
1. Stirrer for high viscosity polymerizers, comprising a stirring shaft (1), characterized in that:
the stirring shaft (1) is provided with a screw type stirring piece (2) and a helical ribbon type stirring piece (3);
the screw type stirring piece (2) is of a spiral sheet structure and is coiled from the lower end to the upper end of the stirring shaft (1) along the axis of the stirring shaft (1);
the spiral belt type stirring piece (3) comprises a connecting rod (3.1), a blade (3.2) and a fixing ring (3.3);
one end of the connecting rod (3.1) is vertically arranged on the stirring shaft (1), so that the axis of the connecting rod (3.1) is vertical to the axis of the stirring shaft (1), and the other end of the connecting rod extends towards the inner wall of the kettle body (5);
the paddle (3.2) is a strip-shaped structure, and is twisted to form a curved belt with a certain pitch, and one end of the paddle (3.2) is fixedly connected with the other end of the connecting rod (3.1);
the fixed ring (3.3) is an annular part, the circle center of the fixed ring (3.3) coincides with the axis of the stirring shaft (1), and the fixed ring (3.3) and the blades (3.2) are fixedly arranged.
2. The agitator for a high viscosity polymerizer, according to claim 1, wherein:
(mixing) shaft (1) is provided with a plurality of connecting rods (3.1), connecting rod (3.1) are along (mixing) shaft (1) axle center circumference equidistance interval setting, every all be provided with paddle (3.2) on connecting rod (3.1), the lower extreme of paddle (3.2) is equipped with solid fixed ring (3.3), gu fixed ring (3.3) set up a plurality of paddle (3.2) enclose into the inboard of circumference.
3. The agitator for a high viscosity polymerizer, according to claim 2, wherein:
the number of the connecting rods (3.1) arranged on the stirring shaft (1) is 2 or 3 or 4 or 5 or 6.
4. The agitator for a high viscosity polymerizer, according to claim 1, wherein:
the fixing ring (3.3) is of a hollow annular tube structure.
5. The agitator for a high viscosity polymerizer, according to claim 1, wherein:
the fixing ring (3.3) is of a solid annular hoop structure.
6. The agitator for a high viscosity polymerizer, according to claim 1, wherein:
the outer edge of the paddle (3.2) is close to the inner wall of the kettle body (5).
7. A stirrer for a high viscosity polymerizer, according to claim 1, wherein:
the connecting rod (3.1) is arranged in the middle section of the stirring shaft (1), one end of the connecting rod is fixedly welded with the stirring shaft (1), the other end of the connecting rod is fixedly welded with the blade (3.2), and the lower end of the blade (3.2) is connected with the fixing ring (3.3) through welding;
the fixed ring (3.3) is arranged on the inner side of a circumference enclosed by the paddles (3.2) in a plurality of ways, and the outer circle side of the fixed ring (3.3) is fixedly arranged on the inner side of the lower end of the paddles (3.2).
8. The agitator for a high viscosity polymerizer, according to claim 1, wherein:
the lower extreme of (mixing) shaft (1) is arranged in connecting rod (3.1), adopts welded mode one end and (mixing) shaft (1) fixed, and the other end is fixed with paddle (3.2), solid fixed ring (3.3) is installed through bolted connection in paddle (3.2) upper end, constitutes spiral shell belt stirring spare (3) structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222538392.XU CN218077503U (en) | 2022-09-26 | 2022-09-26 | Stirrer for high-viscosity polymerization kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222538392.XU CN218077503U (en) | 2022-09-26 | 2022-09-26 | Stirrer for high-viscosity polymerization kettle |
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| Publication Number | Publication Date |
|---|---|
| CN218077503U true CN218077503U (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222538392.XU Active CN218077503U (en) | 2022-09-26 | 2022-09-26 | Stirrer for high-viscosity polymerization kettle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116272527A (en) * | 2023-04-19 | 2023-06-23 | 深圳市尚水智能股份有限公司 | Kneading machine |
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2022
- 2022-09-26 CN CN202222538392.XU patent/CN218077503U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116272527A (en) * | 2023-04-19 | 2023-06-23 | 深圳市尚水智能股份有限公司 | Kneading machine |
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