CN213102203U - Reaction device for producing environment-friendly plasticizer - Google Patents
Reaction device for producing environment-friendly plasticizer Download PDFInfo
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- CN213102203U CN213102203U CN202021845939.5U CN202021845939U CN213102203U CN 213102203 U CN213102203 U CN 213102203U CN 202021845939 U CN202021845939 U CN 202021845939U CN 213102203 U CN213102203 U CN 213102203U
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Abstract
The utility model discloses a reaction unit of production environmental protection plasticizer relates to the refined cauldron technical field of plasticizer, and it includes the cauldron body and kettle cover, is provided with the agitating unit who extends to cauldron body bottom on the kettle cover, agitating unit includes the main (mixing) shaft at center and lays two at least vice (mixing) shafts in main (mixing) shaft week side, main (mixing) shaft upper end and the main drive wheel coaxial coupling of setting in the kettle cover, lays two at least vice drive wheels in main drive wheel week side in the kettle cover, and main drive wheel and main (mixing) shaft are connected, and vice drive wheel is connected with vice (mixing) shaft one-to-one, makes the internal space that obtains the stirring of cauldron effectively increase, realizes the intensive mixing to the internal space of cauldron, the utility model discloses a refined cauldron, the practicality is strong, excellent in use effect.
Description
Technical Field
The utility model relates to a refined cauldron technical field of plasticizer, in particular to reaction unit of production environmental protection plasticizer.
Background
The plasticizer is also called plasticizer, is a polymer material additive widely used in industrial production, and can improve the performance of polymer materials, reduce production cost and improve production benefits. In recent years, the growth rate of the plastic additives in China is kept about 10 percent and far exceeds the annual average growth rate of the plastic additives in the world by 4 percent, so that the plastic additives have huge market potential and wide development prospect.
In the preparation process of the environment-friendly plasticizer such as DOA (dioctyl adipate), TOTM (trioctyl trimellitate) and the like, a refining and purifying device is required to carry out refining and purifying reaction, and the key point of the refining and purifying reaction is to fully and uniformly stir reactants, so that the reaction is more efficient and sufficient.
The applicant innovatively designs the reaction device for producing the environment-friendly plasticizer by combining the production process conditions of the plasticizer.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a reaction unit of production environmental protection plasticizer has stirring efficiency height, material misce bene, abundant characteristics to effectively improve production efficiency and refined purification effect.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes: the utility model provides a reaction unit of production environmental protection plasticizer, includes the cauldron body and kettle cover, is provided with the agitating unit who extends to cauldron body bottom on the kettle cover, agitating unit includes the main (mixing) shaft at center and lays two at least vice (mixing) shafts in main (mixing) shaft week side, main (mixing) shaft upper end and the main drive wheel coaxial coupling of setting in the kettle cover, lay two at least vice drive wheels in main drive wheel week side in the kettle cover, main drive wheel and main (mixing) shaft connection, vice drive wheel and vice (mixing) shaft one-to-one are connected.
The stirring device is matched with the auxiliary stirring shaft through the main stirring shaft, so that the stirring space in the kettle body is effectively increased, and the internal space of the kettle body is fully stirred.
The main stirring shaft and/or the auxiliary stirring shaft are/is provided with a sliding key and/or a sliding groove along the axial direction of the main stirring shaft and/or the auxiliary stirring shaft, two ends of the sliding key and/or the sliding groove are/is provided with a limiting part, an upper sliding sleeve and a lower sliding sleeve are sleeved on the positions corresponding to the sliding key and/or the sliding groove, the inner wall of each sliding sleeve is provided with the sliding groove and/or the sliding key which is correspondingly matched with the sliding key and/or the sliding groove, the two sliding sleeves are respectively provided with a positive stirring blade and a negative stirring blade, and.
The blade is in stirring the material, receive the reaction of material, the stirring vane of top is along (mixing) shaft rebound, the stirring vane of below is along (mixing) shaft rebound, pull open the distance each other, thereby can all stir simultaneously the internal upper portion of cauldron and lower part, and stirring speed is faster, stirring vane's distance is big more from top to bottom, stirring space in the cauldron body is also big more, when needs slowly stir, stirring shaft speed reduces, stirring vane draws close each other, reduce stirring space, thereby realize variable speed variable space stirring. And positive and negative stirring blades are adopted for stirring, the upper blades turn materials downwards, the lower blades turn materials upwards, the sufficient and uniform mixing of the materials can be effectively promoted, and the materials roll in the kettle body, so that the materials can be in full contact with the side wall of the kettle body to perform heat exchange conduction, and the overall heat exchange of the materials is uniform and sufficient.
The positions of the auxiliary driving wheels and the main driving wheel are relatively fixed, and the auxiliary driving wheels are in meshing transmission with the main driving wheel. Realize that main drive wheel drive main (mixing) shaft stirs in the middle of the cauldron body, vice (mixing) shaft of vice drive wheel drive stirs cauldron body week side.
Each auxiliary driving wheel is in meshing transmission with the main driving wheel, and the auxiliary driving wheels revolve around the main driving wheel while rotating. When the stirring in the middle and the stirring on the peripheral side are realized, the auxiliary stirring shaft moves circularly, the material in the kettle body is rotated in a large circling way, and the material mixing and the reaction are more uniform and sufficient.
Preferably, the lower end of the main stirring shaft extends downwards and is connected with a first shaft sleeve arranged at the lower part of the kettle body. Make main (mixing) shaft more reliable and stable, avoid the (mixing) shaft off-centre to cause the damage to the drive wheel in the kettle cover, reduce wearing and tearing improve life.
The lower part of the main stirring shaft is sleeved with a second shaft sleeve, the periphery of the second shaft sleeve is provided with a connecting rod, and the connecting rods are respectively connected with a third shaft sleeve arranged at the lower part of the auxiliary stirring shaft correspondingly. Therefore, the main stirring shaft is connected with the auxiliary stirring shaft through the connecting rod, a stable connection structure is formed between the stirring shafts, the auxiliary stirring shaft and the auxiliary driving wheel are kept stable, abrasion is reduced, and the service life is prolonged.
The stirring blade is provided with the through holes, so that materials can penetrate through the through holes after reaching the stirring blade, the materials are more dispersed, the stirring effect is further improved, and the materials are more uniformly dispersed.
The main (mixing) shaft lower extreme still is provided with helical mixing blade, extrudees the material of cauldron body bottom downwards through helical mixing blade, especially to the recessed cauldron body in bottom, can make the material of cauldron body bottom upwards roll along the internal wall of cauldron fast like this, further improves the efficiency and the effect that the material stirring mixes and reacts.
The utility model discloses simple structure, easy operation can drive the motion of the internal all (mixing) shafts of cauldron through a motor, and many (mixing) shafts mutually support, and the stirring space is big, stirs efficiently, and reactant misce bene, abundant effectively promote the quick abundant reaction of reactant. In addition, only need the rotational speed of control (mixing) shaft, can reach the control about between the stirring vane distance and the stirring space size purpose, can set for stirring procedure and control stirring speed and stirring space according to production needs to stirring vane makes the material can obtain fully to roll the mixture in the cauldron internal, mixes more evenly, and reaction effect is better from top to bottom. The helical blade of bottom is favorable to the material of cauldron body bottom to obtain intensive mixing and reaction on the one hand, and on the other hand still is favorable to improving the discharge efficiency of material. The utility model discloses a refined cauldron, the practicality is strong, excellent in use effect, is worth extensively popularizing and applying.
Drawings
The invention will be further described with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 3 is a schematic view of the connection structure of the stirring shaft and the stirring blade.
Detailed Description
The specific structure of the present invention will be further described with reference to the following specific embodiments.
Example one
Referring to fig. 1, a reaction device for producing an environment-friendly plasticizer comprises a kettle body 2 and a kettle cover 1, wherein the kettle cover 1 is connected with the kettle body 2 through a connecting bolt, a stirring device extending to the bottom of the kettle body 2 is arranged on the kettle cover 1, agitating unit includes the main (mixing) shaft 6 at center and lays two at least vice (mixing) shaft 3 in the main (mixing) shaft 6 week side, the main (mixing) shaft 6 upper end with set up the 18 coaxial coupling of main drive wheel in the kettle cover 1, main drive wheel 18 is through setting up the motor drive outside the kettle cover 1, lay two at least vice drive wheel 19 in 18 week sides of main drive wheel in the kettle cover 1, each vice drive wheel 19 is connected with vice (mixing) shaft 3 one-to-one, the last stirring vane 4 that has laid of each (mixing) shaft, set up corresponding fluted disc 17 on main drive wheel 18 and the vice drive wheel 19 respectively, the fluted disc on the main drive wheel 18 meshes with the fluted disc on each vice drive wheel 19 simultaneously.
The positions of the auxiliary driving wheels 19 and the main driving wheels 18 are relatively fixed, and the auxiliary driving wheels 19 are in meshing transmission with the main driving wheels 18, so that the main driving wheels 18 drive the main stirring shaft 6 to stir the reactant at the middle part in the kettle body 2, meanwhile, the main driving wheels 18 drive the auxiliary driving wheels 19 to rotate, and further, the auxiliary driving wheels 19 correspondingly drive the auxiliary stirring shafts 3 to stir the reaction at the inner peripheral side part of the kettle body 2.
The 6 lower extreme downwardly extending of main (mixing) shaft is connected with the first axle sleeve 11 that sets up in the cauldron body 2 lower part, and first axle sleeve 11 passes through the bracing piece 10 to be fixed in the bottom of the cauldron body 2, and the 6 lower extreme of main (mixing) shaft is planted in first axle sleeve 11, carries out the outrigger to main (mixing) shaft 6. Wherein, the bottom of the kettle body 2 is provided with supporting legs or supporting feet 12, see fig. 1, the kettle body 2 is externally provided with an interlayer, and the connecting points of the supporting legs or supporting feet 12 and the kettle body 2 and the connecting points of the supporting rods 10 and the kettle body 2 are in the same position, so that the supporting structure is more stable, and the kettle body 2 is prevented from being damaged by stress.
Further, the lower part of the main stirring shaft 6 is also sleeved with a second shaft sleeve 8, the lower end of each auxiliary stirring shaft 3 is sleeved with a third shaft sleeve 7, the side of the second shaft sleeve 8 is provided with connecting rods which are respectively connected with the third shaft sleeves 7 in a corresponding mode, the second shaft sleeve 8 is connected with each third shaft sleeve 7 through the connecting rods, and therefore a stable connection structure is formed between the stirring shafts, the stability of each stirring shaft in the stirring process is maintained, eccentricity is avoided, abrasion between a driving wheel and a kettle cover is reduced, and the service life is prolonged.
Example two
Referring to fig. 2, the present embodiment is different from the first embodiment in that:
each auxiliary driving wheel 19 is in meshed transmission with the main driving wheel 18, the auxiliary driving wheels 19 revolve around the main driving wheel 18 while rotating, the positions, corresponding to the auxiliary driving wheels 19, in the kettle cover 1 are annular channel structures matched with the auxiliary driving wheels 19, and the inner walls of the annular channel structures, corresponding to the fluted discs 17 on the auxiliary driving wheels 19, in the annular channel structures are provided with gear ring structures 16 meshed with the fluted discs 17, so that when the main driving wheels 18 drive the auxiliary driving wheels 19 to rotate, the auxiliary driving wheels 19 move annularly along the annular channels, and the auxiliary driving wheels 19 revolve around the main driving wheels 18.
The main driving wheel 18 is provided with a pressure plate 20 for limiting each driving wheel, and the pressure plate 20 is connected with the main driving wheel 18 through a pressure ring and a bearing sleeve. The auxiliary stirring shaft performs autorotation stirring on the reactants on the peripheral side, performs circular motion on the whole, performs large rotary rotation on the whole materials in the kettle body 2, and promotes more uniform and sufficient material mixing and reaction.
The 18 lower extremes of (mixing) shaft still are provided with helical stirring vane 9, extrude the reaction material of the 2 bottoms of the cauldron body downwards through helical stirring vane 9, especially to the recessed cauldron body in bottom, can make the reaction material of the 2 bottoms of the cauldron body upwards roll along the 2 inner walls of the cauldron body fast like this, further improve reaction material stirring and mix and the efficiency and the effect of reaction.
EXAMPLE III
Referring to fig. 1 and 3 or 2 and 3, the present embodiment is different from the first or second embodiment in that:
the main stirring shaft 18 and/or the auxiliary stirring shaft 19 are provided with a sliding key 14 and/or a sliding groove 21 along the axial direction thereof, on the same stirring shaft, both ends of the sliding key 19 and/or the sliding groove 21 are provided with a limiting part 15, the corresponding sliding key 14 and/or the sliding groove 21 is sleeved with an upper sliding sleeve 5 and a lower sliding sleeve 5, the inner wall of the sliding sleeve 5 is provided with the sliding groove and/or the sliding key correspondingly matched with the sliding key 14 and/or the sliding groove 21, the two sliding sleeves 5 are respectively provided with a forward stirring blade 4 and a backward stirring blade 4, the stirring blade 4 is provided with a through hole 22, and a compression spring 13 is arranged between the upper sliding sleeve 5 and the lower sliding.
Stirring vane 4 is in stirring reaction material, receive reaction force of reaction material, stirring vane 4 of top is along (mixing) shaft rebound, stirring vane 4 of below is along (mixing) shaft rebound, pull open the distance each other, thereby can all stir simultaneously upper portion and lower part in the cauldron body 2, and stirring speed is faster, the distance of upper and lower stirring vane 4 is big more, stirring space in the cauldron body 2 is also big more, when needs slowly stir, stirring shaft speed reduces, stirring vane 4 draws close each other, reduce the stirring space, thereby realize the variable speed and become the space stirring. And positive and negative stirring blades are adopted for stirring, the upper blades turn materials downwards, the lower blades turn materials upwards, the sufficient and uniform mixing of the materials can be effectively promoted, and the materials roll in the kettle body, so that the materials can be fully contacted with the side wall of the kettle body 2 to perform heat exchange conduction, and the overall heat exchange of the materials is uniform and sufficient. And lay through-hole 22 on stirring vane 4, make the material reach stirring vane 4 after, pass in the through-hole 22, make the material more dispersed, further improve stirring effect, the dispersion of material is more even.
The utility model increases the stirring space in the kettle body 2 by matching the main stirring with the auxiliary stirring, realizes the full stirring of the inner space of the kettle body 2, and preferably, the automatic revolution of the peripheral side auxiliary stirring realizes the organic combination of the local stirring and the whole stirring, further improves the mixing effect, in addition, the stirring blade which can adjust the stirring space along with the stirring speed is arranged on the stirring shaft, so that the stirring with variable speed and variable space is realized, the stirring effect is further improved, and a spiral stirring blade at the bottom is matched to enable the reactant at the bottom of the kettle body 2 to move upwards along the peripheral side wall and enter the side auxiliary stirring and the central main stirring to carry out up-and-down mixing and stirring, simultaneously, carry out whole rotatory stirring, in the preferred scheme, each mechanism mutually supports, and whole cooperation makes the internal material of cauldron reach abundant even stirring and mixes and the reaction, effectively improves production efficiency and product quality.
The above embodiments only describe some embodiments of the present invention, and the present invention is not limited by the above embodiments, and the present invention can also have various changes, equivalent replacements and improvements without departing from the spirit and scope of the present invention, and these changes, equivalent replacements and improvements all fall into the protection scope of the present invention.
Claims (5)
1. The utility model provides a reaction unit of production environmental protection plasticizer, includes the cauldron body and kettle cover, is provided with the agitating unit who extends to cauldron body bottom on the kettle cover, its characterized in that: agitating unit includes the main (mixing) shaft at center and lays two at least vice (mixing) shafts in main (mixing) shaft week side, main (mixing) shaft upper end and the main drive wheel coaxial coupling of setting in the kettle cover, lay two at least vice drive wheels in main drive wheel week side in the kettle cover, main drive wheel and main (mixing) shaft are connected, vice drive wheel and vice (mixing) shaft one-to-one are connected, the stirring vane has been laid on each (mixing) shaft, each vice drive wheel all with main drive wheel meshing transmission, around main drive wheel revolution when vice drive wheel rotation.
2. The reaction device for producing environmentally friendly plasticizer according to claim 1, wherein: the lower end of the main stirring shaft extends downwards and is connected with a first shaft sleeve arranged at the lower part of the kettle body.
3. The reaction device for producing environmentally friendly plasticizer according to claim 2, wherein: the lower part of the main stirring shaft is sleeved with a second shaft sleeve, the periphery of the second shaft sleeve is provided with a connecting rod, and the connecting rods are respectively connected with a third shaft sleeve arranged at the lower part of the auxiliary stirring shaft correspondingly.
4. The reaction device for producing environmentally friendly plasticizer according to claim 1, wherein: the stirring blades are provided with through holes.
5. The reaction device for producing environmentally friendly plasticizer according to claim 1, wherein: the lower end of the stirring shaft is also provided with a spiral stirring blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845939.5U CN213102203U (en) | 2020-08-30 | 2020-08-30 | Reaction device for producing environment-friendly plasticizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021845939.5U CN213102203U (en) | 2020-08-30 | 2020-08-30 | Reaction device for producing environment-friendly plasticizer |
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| CN213102203U true CN213102203U (en) | 2021-05-04 |
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| CN202021845939.5U Active CN213102203U (en) | 2020-08-30 | 2020-08-30 | Reaction device for producing environment-friendly plasticizer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681746A (en) * | 2021-08-23 | 2021-11-23 | 中国万宝工程有限公司 | High-efficient plastify forming device of energetic material |
| CN115016333A (en) * | 2022-02-15 | 2022-09-06 | 昆明理工大学 | Intelligent control function variable speed agitating unit based on STM32 singlechip |
-
2020
- 2020-08-30 CN CN202021845939.5U patent/CN213102203U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681746A (en) * | 2021-08-23 | 2021-11-23 | 中国万宝工程有限公司 | High-efficient plastify forming device of energetic material |
| CN115016333A (en) * | 2022-02-15 | 2022-09-06 | 昆明理工大学 | Intelligent control function variable speed agitating unit based on STM32 singlechip |
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