CN215087087U - A multistage stirring reation kettle for TPU resin production - Google Patents
A multistage stirring reation kettle for TPU resin production Download PDFInfo
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- CN215087087U CN215087087U CN202120654062.XU CN202120654062U CN215087087U CN 215087087 U CN215087087 U CN 215087087U CN 202120654062 U CN202120654062 U CN 202120654062U CN 215087087 U CN215087087 U CN 215087087U
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Abstract
The utility model discloses a multistage stirring reation kettle for TPU resin production relates to reation kettle technical field, including the reation kettle barrel, the inner chamber middle part and the inner chamber lower extreme of reation kettle barrel all are provided with the connecting block, and a plurality of stirring paddle leaf that are the annular array and distribute of lateral wall fixedly connected with of connecting block are provided with the switching-over subassembly between two connecting blocks, and the switching-over subassembly includes hollow section of thick bamboo, and the equal laminating of upper and lower both sides inner wall of hollow section of thick bamboo is connected with the circular slab, and the equal fixedly connected with annular tooth in a side that two circular slabs are close to each other, and the both sides at hollow section of thick bamboo inner chamber middle part all are provided with reversing gear. The utility model discloses an upper and lower both ends inner chamber at hollow section of thick bamboo all is provided with the circular slab, connects through two reversing gear meshing between two circular slabs, therefore two circular slabs can synchronous antiport, and then drive the synchronous antiport of dead lever in the two connecting block outsides to the stirring effect to the TPU resin has been improved.
Description
Technical Field
The utility model relates to a reation kettle technical field, in particular to a multistage stirring reation kettle for TPU resin production.
Background
The reaction kettle is a main reaction device in chemical production and is widely applied to the production of products such as resin, paint and the like. The structure of the device is generally composed of a reaction vessel, a heat transfer device, a stirring device and corresponding transmission and sealing devices and other accessories. The reaction vessel is made of stainless steel, carbon steel or glass lining; the heat transfer device is provided with a jacket, an inner coil pipe, an outer coil pipe and the like, and is heated by adopting an organic heat carrier circulation mode or an electric mode, a steam mode and the like; the stirring devices are various, such as a counter propeller, an anchor propeller, a turbine propeller, a double propeller and the like; the sealing device is provided with a mechanical seal, a packing seal, a labyrinth seal and the like; the complete equipment accessories of the reaction kettle comprise a distillation column, a heat exchanger, a water separator and the like. The synthesis of TPU mostly adopts stainless steel reaction kettles, and the reaction kettles need to have the requirements of bearing higher working pressure, bearing impact of massive solid materials, good heat resistance, wide working temperature range and the like.
At present, the multistage stirring reation kettle who is used for TPU resin production of current, when the TPU resin to reation kettle in stirs, the rotation direction of two-stage stirring thick liquid is the same, the TPU resin can rotate along with the rotation of stirring rake, thereby it is relatively poor to lead to the stirring rake to the stirring effect of resin, secondly, when adding the raw materials in reation kettle, the raw materials directly falls on the stirring rake under the action of gravity and produces comparatively violent impact, thereby make the stirring rake impaired easily. Therefore, it is necessary to invent a multi-stage stirring reaction kettle for producing TPU resin to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multistage stirring reation kettle for TPU resin production to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a multi-stage stirring reaction kettle for TPU resin production comprises a reaction kettle barrel, wherein the middle part of an inner cavity and the lower end of the inner cavity of the reaction kettle barrel are both provided with a connecting block, the outer side wall of the connecting blocks is fixedly connected with a plurality of stirring blades distributed in an annular array, a reversing component is arranged between the two connecting blocks, the reversing assembly comprises a hollow cylinder, the inner walls of the upper side and the lower side of the hollow cylinder are respectively connected with a circular plate in an attaching manner, one side surface of each of the two circular plates, which is close to each other, is fixedly connected with an annular tooth, reversing gears are arranged on two sides of the middle part of the inner cavity of the hollow cylinder, the upper side and the lower side of the outer side wall of each reversing gear are respectively meshed with the two annular teeth, the middle part of reversing gear is fixed the grafting has the connecting axle, the one end outside of connecting axle has cup jointed first lantern ring through the bearing activity, the one end of first lantern ring and the inside wall fixed connection of hollow section of thick bamboo.
Preferably, a central column is arranged between the middle parts of the two circular plates, second collars are movably sleeved on the outer sides of the upper end and the lower end of the central column, and the two second collars are fixedly connected with the two circular plates respectively.
Preferably, the middle parts of the upper side surface and the lower side surface of the hollow cylinder are fixedly connected with sealing lantern rings, connecting columns matched with the sealing lantern rings are movably inserted into the inner cavities of the sealing lantern rings, and rubber pads are connected to the inner side walls of the sealing lantern rings in an adhesive mode.
Preferably, one end of each of the two connecting columns, which is far away from each other, is fixedly connected with the two connecting blocks in an inserting mode, and one end of each of the two connecting columns, which is close to each other, movably penetrates through the middle parts of the upper side surface and the lower side surface of the hollow cylinder and is fixedly connected with the middle parts of the two circular plates.
Preferably, the middle part of the outer side wall of the hollow cylinder is fixedly connected with a plurality of fixing rods distributed in an annular array, and one end of each fixing rod is fixedly connected with the inner side wall of the reaction kettle cylinder.
Preferably, the middle part of the lower end face of the reaction kettle barrel is fixedly connected with a driving motor, and the upper end of a rotating shaft of the driving motor movably penetrates through the middle part of the lower end face of the reaction kettle barrel through a sealing bearing and is fixedly connected with a connecting block.
Preferably, the upper end face fixedly connected with feed inlet of reation kettle barrel, the upper end inner chamber middle part of reation kettle barrel is provided with the guide block, the guide block sets up to the taper shape, the week side fixedly connected with of guide block is a plurality of fixed columns that are the annular array and distribute, the one end of fixed column and the inside wall fixed connection of reation kettle barrel.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a cavity all is provided with the circular slab at the upper and lower both ends inner chamber of hollow cylinder, connects through two reversing gear meshing between two circular slabs, therefore two circular slabs can synchronous counter-rotation, and then drive the dead lever synchronous counter-rotation outside two connecting blocks, thereby improved the stirring effect to the TPU resin;
2. the utility model discloses an inner chamber upper end at the reation kettle barrel is provided with the guide block, and the guide block sets up to conical, a plurality of fixed columns of week side fixedly connected with of guide block, the fixed column and the inside wall fixed connection of reation kettle barrel, the setting of guide block can lead to resin raw and other materials for raw and other materials can fall along the inner wall of reation kettle barrel, thereby avoid resin raw and other materials direct striking on stirring paddle leaf and lead to stirring paddle leaf impaired.
Drawings
Fig. 1 is a schematic view of the overall structure section of the present invention.
Fig. 2 is the schematic isometric sectional view of the three-dimensional structure of the reversing assembly of the present invention.
Fig. 3 is the utility model discloses switching-over subassembly spatial structure cuts open the schematic diagram that cuts open in bow.
In the figure: 1. a reaction kettle barrel; 2. connecting blocks; 3. a stirring paddle; 4. a commutation assembly; 5. a hollow cylinder; 6. a circular plate; 7. an annular tooth; 8. a reversing gear; 9. a connecting shaft; 10. a first collar; 11. a central column; 12. a second collar; 13. a sealing collar; 14. connecting columns; 15. fixing the rod; 16. a drive motor; 17. a feed inlet; 18. a guide block; 19. and (5) fixing the column.
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. 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.
The utility model provides a multistage stirring reation kettle for TPU resin production as shown in fig. 1-3, including reation kettle barrel 1, reation kettle barrel 1's inner chamber middle part and inner chamber lower extreme all are provided with connecting block 2, and a plurality of stirring paddle leaf 3 that are the distribution of annular array of the lateral wall fixedly connected with of connecting block 2 are provided with switching-over subassembly 4 between two connecting blocks 2, can stir the resin of the 1 inner chamber of reation kettle barrel when stirring paddle leaf 3 rotates.
It is specific, reversing assembly 4 includes hollow section of thick bamboo 5, hollow section of thick bamboo 5's the equal laminating of upper and lower both sides inner wall is connected with circular slab 6, the equal fixedly connected with annular tooth 7 of a side that two circular slab 6 are close to each other, the both sides at 5 inner chamber middle parts of hollow section of thick bamboo all are provided with reversing gear 8, the upper and lower both sides of 8 lateral walls of reversing gear are connected with two annular tooth 7 meshing respectively, consequently, two circular slabs 6 can synchronous antiport, reversing gear 8's the fixed connecting axle 9 that pegs graft in middle part, first lantern ring 10 has been cup jointed through the bearing activity in the one end outside of connecting axle 9, the one end of first lantern ring 10 and hollow section of thick bamboo 5's inside wall fixed connection, the setting of first lantern ring 10 is used for fixing a position reversing gear 8.
Secondly, a central column 11 is arranged between the middle parts of the two circular plates 6, second sleeve rings 12 are movably sleeved on the outer sides of the upper end and the lower end of the central column 11, the two second sleeve rings 12 are respectively and fixedly connected with the two circular plates 6, the central column 11 and the second sleeve rings 12 are arranged to position the two circular plates 6 and ensure that the two circular plates 6 can rotate relatively, sealing sleeve rings 13 are fixedly connected with the middle parts of the upper side surface and the lower side surface of the hollow cylinder 5, connecting columns 14 matched with the sealing sleeve rings 13 are movably inserted into the inner cavity of the sealing sleeve rings 13, rubber pads are bonded and connected with the inner side walls of the sealing sleeve rings 13, the rubber pads are arranged to prevent resin from entering the inner cavity of the hollow cylinder 5, the ends of the two connecting columns 14 far away from each other are respectively and fixedly inserted into the two connecting blocks 2, the ends of the two connecting columns 14 close to each other respectively and movably penetrate through the middle parts of the upper side surface and the lower side surface of the hollow cylinder 5 and are respectively and fixedly connected with the middle parts of the two circular plates 6, so that the two circular plates 6 can drive the two connecting blocks 2 to rotate when rotating.
Further, a plurality of dead levers 15 that are the distribution of annular array at the lateral wall middle part fixedly connected with of hollow section of thick bamboo 5, the one end of dead lever 15 and the inside wall fixed connection of reation kettle barrel 1, the setting of dead lever 15 is used for wholly fixing 4 of switching-over subassembly, the lower terminal surface middle part fixedly connected with driving motor 16 of reation kettle barrel 1, the upper end of driving motor 16's pivot is through the lower terminal surface middle part of reation kettle barrel 1 and with 2 fixed connection of a connecting block through the sealed bearing activity, driving motor 16 can drive 2 rotations of connecting block when rotating.
Secondly, at the up end fixedly connected with feed inlet 17 of reation kettle barrel 1, the upper end inner chamber middle part of reation kettle barrel 1 is provided with guide block 18, guide block 18 sets up to the taper shape, the week side fixedly connected with of guide block 18 is a plurality of fixed columns 19 that are the annular array and distribute, the one end of fixed column 19 and the inside wall fixed connection of reation kettle barrel 1, add resin raw and other materials to the inner chamber of reation kettle barrel 1 through feed inlet 17, the resin falls on the upper surface of guide block 18, slide to the edge of guide block 18 under the action of gravity, fall to the inner chamber bottom of reation kettle barrel 1 along the inside wall of reation kettle barrel 1 at last, thereby avoid raw and other materials striking stirring paddle 3 and lead to stirring paddle 3 impaired.
The utility model discloses the theory of operation:
when the device is used, firstly, resin raw materials are poured into the inner cavity of the reaction kettle barrel body 1 through the feeding hole 17, at the moment, the raw materials fall on the upper surface of the guide block 18 and slide off from the edge of the guide block 18 under the action of gravity, finally fall on the bottom of the inner cavity of the reaction kettle barrel body 1 along the inner wall of the reaction kettle barrel body 1, and then the driving motor 16 is started;
16 during operation of driving motor drives a connecting block 2 and rotates, and then the connection through a spliced pole 14 drives and is located the circular slab 6 rotation of hollow section of thick bamboo 5 inner chamber lower extreme, when being located the circular slab 6 rotation of hollow section of thick bamboo 5 inner chamber lower extreme through the meshing between annular tooth 7 and the reversing gear 8, be connected and drive the circular slab 6 antiport that is located hollow section of thick bamboo 5 inner chamber upper end, the connection of another spliced pole 14 of rethread drives another connecting block 2 antiport, consequently, the stirring paddle leaf 3 in two connecting blocks 2 outsides of this device can the antiport, thereby carry out more even stirring to the resin raw and other materials.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a multistage stirring reation kettle for TPU resin production, includes reation kettle barrel (1), its characterized in that: the reaction kettle comprises a reaction kettle barrel body (1), wherein connecting blocks (2) are arranged in the middle of an inner cavity and at the lower end of the inner cavity of the reaction kettle barrel body (1), a plurality of stirring blades (3) distributed in an annular array are fixedly connected to the outer side wall of each connecting block (2), a reversing assembly (4) is arranged between every two connecting blocks (2), each reversing assembly (4) comprises a hollow barrel (5), circular plates (6) are attached to the inner walls of the upper side and the lower side of each hollow barrel (5), annular teeth (7) are fixedly connected to one side face, close to each other, of each circular plate (6), reversing gears (8) are arranged on the two sides of the middle of the inner cavity of each hollow barrel (5), the upper side and the lower side of the outer side wall of each reversing gear (8) are respectively meshed with the two annular teeth (7), connecting shafts (9) are fixedly inserted in the middle parts of the reversing gears (8), and first lantern rings (10) are movably sleeved on the outer sides of one ends of the connecting shafts (9) through bearings, one end of the first lantern ring (10) is fixedly connected with the inner side wall of the hollow cylinder (5).
2. The multi-stage stirred tank reactor of claim 1, wherein: a central column (11) is arranged between the middle parts of the two circular plates (6), second lantern rings (12) are movably sleeved on the outer sides of the upper end and the lower end of the central column (11), and the two second lantern rings (12) are fixedly connected with the two circular plates (6) respectively.
3. The multi-stage stirred tank reactor for the production of TPU resin of claim 2 wherein: the hollow cylinder (5) is characterized in that the middle parts of the upper side surface and the lower side surface of the hollow cylinder (5) are fixedly connected with sealing sleeve rings (13), connecting columns (14) matched with the sealing sleeve rings (13) are movably inserted into the inner cavities of the sealing sleeve rings (13), and rubber pads are connected to the inner side walls of the sealing sleeve rings (13) in an adhesive mode.
4. The multi-stage stirred tank reactor for the production of TPU resins of claim 3, wherein: one ends, far away from each other, of the two connecting columns (14) are fixedly connected with the two connecting blocks (2) in an inserting mode respectively, and one ends, close to each other, of the two connecting columns (14) movably penetrate through the middle portions of the upper side face and the lower side face of the hollow cylinder (5) respectively and are fixedly connected with the middle portions of the two circular plates (6) respectively.
5. The multi-stage stirred tank reactor for the production of TPU resins according to claim 4, wherein: the outer side wall middle part fixedly connected with of hollow section of thick bamboo (5) is a plurality of dead levers (15) that are the annular array and distribute, the one end of dead lever (15) and the inside wall fixed connection of reation kettle barrel (1).
6. The multi-stage stirred tank reactor for the production of TPU resins of claim 5, wherein: the lower end face middle part fixedly connected with driving motor (16) of reation kettle barrel (1), the upper end of the pivot of driving motor (16) passes through the lower end face middle part of reation kettle barrel (1) and with a connecting block (2) fixed connection through the sealed bearing activity.
7. The multi-stage stirred tank reactor for the production of TPU resins of claim 6, wherein: the upper end face fixedly connected with feed inlet (17) of reation kettle barrel (1), the upper end inner chamber middle part of reation kettle barrel (1) is provided with guide block (18), guide block (18) set up to the taper shape, the week side fixedly connected with of guide block (18) a plurality of fixed columns (19) that are the annular array and distribute, the one end of fixed column (19) and the inside wall fixed connection of reation kettle barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120654062.XU CN215087087U (en) | 2021-03-31 | 2021-03-31 | A multistage stirring reation kettle for TPU resin production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120654062.XU CN215087087U (en) | 2021-03-31 | 2021-03-31 | A multistage stirring reation kettle for TPU resin production |
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| Publication Number | Publication Date |
|---|---|
| CN215087087U true CN215087087U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120654062.XU Active CN215087087U (en) | 2021-03-31 | 2021-03-31 | A multistage stirring reation kettle for TPU resin production |
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| CN (1) | CN215087087U (en) |
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- 2021-03-31 CN CN202120654062.XU patent/CN215087087U/en active Active
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