CN210009957U - Automatic pipeline dredging device in lithium hexafluorophosphate synthesis reaction - Google Patents
Automatic pipeline dredging device in lithium hexafluorophosphate synthesis reaction Download PDFInfo
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- CN210009957U CN210009957U CN201920525359.9U CN201920525359U CN210009957U CN 210009957 U CN210009957 U CN 210009957U CN 201920525359 U CN201920525359 U CN 201920525359U CN 210009957 U CN210009957 U CN 210009957U
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- stirring
- seal
- tetrafluoro
- motor reducer
- lithium hexafluorophosphate
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- -1 lithium hexafluorophosphate Chemical compound 0.000 title claims abstract description 13
- 238000003786 synthesis reaction Methods 0.000 title claims description 12
- 238000003756 stirring Methods 0.000 claims abstract description 93
- 238000012856 packing Methods 0.000 claims abstract description 29
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 11
- 239000010935 stainless steel Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 38
- 238000003466 welding Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 16
- 230000008878 coupling Effects 0.000 abstract description 15
- 238000010168 coupling process Methods 0.000 abstract description 15
- 238000005859 coupling reaction Methods 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 17
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 17
- 239000012452 mother liquor Substances 0.000 description 11
- 239000000945 filler Substances 0.000 description 6
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- OBCUTHMOOONNBS-UHFFFAOYSA-N phosphorus pentafluoride Chemical compound FP(F)(F)(F)F OBCUTHMOOONNBS-UHFFFAOYSA-N 0.000 description 5
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Accessories For Mixers (AREA)
Abstract
The utility model relates to an automatic pipeline pull throughs in lithium hexafluorophosphate synthetic reaction. The technical scheme is as follows: install motor reducer in the agitator support, PLC automatic control system is connected with motor reducer, motor reducer's bottom output is connected to the shaft coupling through the bearing, the shaft coupling sub-unit connection is to the stirring rake, the stirring rake includes (mixing) shaft and stirring vane, install three stirring vane in the lower part of (mixing) shaft, be equipped with the seal box in agitator support bottom and shaft coupling junction, the upper portion of seal box is mechanical seal, the lower part of seal box is for packing sealed, the mechanical seal material is the 316L stainless steel. The utility model has the advantages that: the utility model discloses can prevent the jam of synthetic pipeline, ensure the synthetic process uninterrupted, save the manpower again, improve the security of production.
Description
Technical Field
The utility model relates to a chemical industry field, in particular to automatic pipeline pull throughs in lithium hexafluorophosphate synthetic reaction.
Background
At present, phosphorus pentafluoride gas lets in the synthetic groove among the lithium hexafluorophosphate synthetic reaction, and phosphorus pentafluoride takes place synthetic reaction with the lithium fluoride in the mother liquor (anhydrous hydrogen fluoride, lithium fluoride), and at the middle and later stage that the reaction goes on, because the increase of mother liquor concentration, in reaction point department, can form lithium hexafluorophosphate crystal, block up phosphorus pentafluoride dredging pipe, cause the synthetic reaction to interrupt, and production can't continue to go on. The existing method is completed in a manual dredging mode, so that the work is dangerous, and the manual dredging is difficult due to blockage, so that the time and the labor are wasted, and the work efficiency is low.
Disclosure of Invention
The utility model aims at providing an automatic pipeline pull throughs in lithium hexafluorophosphate synthesis reaction to the above-mentioned defect that prior art exists, can prevent the jam of synthetic pipeline, ensures the synthetic process uninterrupted, has saved the manpower again, has improved the security of production.
The technical scheme is as follows: including motor reducer, the agitator support, the shaft coupling, the bearing, the seal box, the (mixing) shaft, stirring vane, mechanical seal, the packing is sealed, PLC automatic control system, install motor reducer in the agitator support, through the bolt fastening, PLC automatic control system is connected with motor reducer, motor reducer's bottom output is connected to the shaft coupling through the bearing, the shaft coupling sub-unit connection is to the stirring rake, the stirring rake includes (mixing) shaft and stirring vane, install three stirring vane in the lower part of (mixing) shaft, be equipped with the seal box in agitator support bottom and shaft coupling junction, the upper portion of seal box is mechanical seal, the lower part of seal box is the packing and seals, the mechanical seal material is 316L stainless steel.
Preferably, the filler seal comprises a tetrafluoro sealing strip and a tetrafluoro sealing ring, and the tetrafluoro sealing strip and the tetrafluoro sealing ring are combined to form the filler seal.
Preferably, the tetrafluoro sealing ring is arranged at the bottom of the packing seal, the tetrafluoro sealing ring is tightly attached to the stirring shaft, and the tetrafluoro sealing strip and the tetrafluoro sealing ring are made of tetrafluoro.
Preferably, three stirring vanes on the stirring shaft are fixed by welding, the three stirring vanes are uniformly distributed on the stirring shaft, and the three stirring vanes are attached to the inner wall of the pipeline.
Preferably, the stirring blade is a long plate, the stirring blade extends to the lower part of the stirring shaft, and the material of the stirring blade is 316L stainless steel.
Preferably, the motor reducer is a variable frequency motor.
The utility model has the advantages that: the utility model discloses can prevent the jam of synthetic pipeline, ensure the synthetic process uninterrupted, save the manpower again, improve the security of production. The utility model discloses replace traditional manual pipeline mediation operation, demand according to technology, adopt long plate-type stirring rake, during the synthetic reaction, the stirring rake has the third to get into below the mother liquor liquid level, the 316L stainless steel is chooseed for use to the stirring material, prevent corroding, the stirring lasts the effect in the synthetic process, the seal box of junction adopts mechanical seal and the sealed combination of packing, the infiltration of hydrogen fluoride has effectively been prevented, the single sealed leakproofness of project obtains very big improvement, the anticorrosive tetrafluoro filler of chooseing for use is packed, sealed tetrafluoro ring has been set up in the bottom of packing, and the tight combination of (mixing) shaft, the infiltration of hydrogen fluoride has effectively been prevented.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
in the figure: the device comprises a motor speed reducer 1, a stirrer support 2, a coupler 3, a bearing 4, a seal box 5, a stirring shaft 6, a stirring blade 7, a mechanical seal 8, a packing seal 9, a PTFE seal strip 10 and a PTFE seal ring 11.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1:
the utility model comprises a motor reducer 1, a stirrer support 2, a shaft coupling 3, a bearing 4, a seal box 5, a stirring shaft 6, a stirring blade 7, a mechanical seal 8, a packing seal 9 and a PLC automatic control system, wherein the motor reducer 1 is arranged in the stirrer support 2, the PLC automatic control system is connected with the motor reducer 1 through bolt fixation, the bottom output end of the motor reducer 1 is connected with the shaft coupling 3 through the bearing 4, the lower part of the shaft coupling 3 is connected with a stirring paddle, the stirring paddle comprises the stirring shaft 6 and the stirring blade 7, three stirring blades 7 are arranged at the lower part of the stirring shaft 6, the seal box 5 is arranged at the joint of the bottom of the stirrer support 2 and the shaft coupling 3, the upper part of the seal box 5 is the mechanical seal 8, the lower part of the seal box 5 is the packing seal 9, the material of the mechanical seal 8 is 316L stainless steel, the motor, the rotating speed of the motor is adjusted through a PLC automatic control system, and the pipeline dredging effect is guaranteed; the function of seal box mainly is preventing phosphorus pentafluoride and hydrogen fluoride gas from leaking, adopts two kinds of different sealed forms of mechanical seal and filler seal, and the permeability of hydrogen fluoride is very strong, prevents the leakage of hydrogen fluoride.
Wherein, the packing seal 9 comprises a tetrafluoro sealing strip 10 and a tetrafluoro sealing ring 11, the tetrafluoro sealing strip 10 and the tetrafluoro sealing ring 11 are combined to form the packing seal, and the tetrafluoro sealing strip and the tetrafluoro sealing ring prevent the hydrogen fluoride gas from leaking outwards.
In addition, the tetrafluoro sealing ring 11 is arranged at the bottom of the packing seal 9, the tetrafluoro sealing ring 11 is tightly attached to the stirring shaft 6, the tetrafluoro sealing strip 10 and the tetrafluoro sealing ring 11 are made of tetrafluoro and made of corrosion-resistant tetrafluoro materials, toxic gas is prevented from leaking, the sealing tetrafluoro ring is arranged at the bottom of the packing seal and tightly combined with the stirring shaft, and permeation of hydrogen fluoride is effectively prevented.
In addition, three stirring vanes 7 on the stirring shaft 6 are fixed by welding, the three stirring vanes 7 are uniformly distributed on the stirring shaft 6, the three stirring vanes 7 are attached to the inner wall of the pipeline, and the crystal on the inner wall of the pipeline is prevented from blocking the pipeline passage by stirring and scraping through the three stirring vanes.
And, motor reducer 1 is inverter motor, adopts PLC control motor rotational speed to realize the automatically regulated function according to concentration sensor, concentration increase improves the motor frequency conversion, improves the stirring rotational speed, prevents the pipeline jam.
A PLC control system: the control system is combined with a DCS central control system, the synthesis reaction process is linked with the system, the whole synthesis process is continuously operated, and the stirring rotating speed is automatically adjusted according to the concentration of the mother liquor.
The utility model discloses an adopt PLC to control, when the synthetic reaction begins, through the chain agitator that starts of DCS system, be provided with mother liquor concentration detection device in the synthetic tank inside, realize chain with the agitator, through automatic control system, adjust the rotational speed of stirring according to the size of density, the rotational speed is accelerated along with the increase of mother liquor concentration, the process has realized unmanned operation, can prevent the jam of synthetic pipeline, guarantee the synthetic process does not break off, the manpower has been saved again, the security of production has been improved.
The utility model discloses can prevent the jam of synthetic pipeline, ensure the synthetic process uninterrupted, save the manpower again, improve the security of production. The utility model discloses replace traditional pipeline dredging operation, the seal box of junction adopts mechanical seal and the sealed combination of packing, has effectively prevented the infiltration of hydrogen fluoride, and the single sealed tightness of project obtains very big improvement, and the anticorrosive tetrafluoro of chooseing for use of packing packs, has set up sealed tetrafluoro ring in the bottom of packing sealed, and the tight combination of (mixing) shaft, has effectively prevented the infiltration of hydrogen fluoride.
Example 2:
the utility model comprises a motor reducer 1, a stirrer support 2, a shaft coupling 3, a bearing 4, a seal box 5, a stirring shaft 6, a stirring blade 7, a mechanical seal 8, a packing seal 9 and a PLC automatic control system, wherein the motor reducer 1 is arranged in the stirrer support 2, the PLC automatic control system is connected with the motor reducer 1 through bolt fixation, the bottom output end of the motor reducer 1 is connected with the shaft coupling 3 through the bearing 4, the lower part of the shaft coupling 3 is connected with a stirring paddle, the stirring paddle comprises the stirring shaft 6 and the stirring blade 7, three stirring blades 7 are arranged at the lower part of the stirring shaft 6, the seal box 5 is arranged at the joint of the bottom of the stirrer support 2 and the shaft coupling 3, the upper part of the seal box 5 is the mechanical seal 8, the lower part of the seal box 5 is the packing seal 9, the material of the mechanical seal 8 is 316L stainless steel, the motor, the rotating speed of the motor is adjusted through a PLC automatic control system, and the pipeline dredging effect is guaranteed; the function of seal box mainly is preventing phosphorus pentafluoride and hydrogen fluoride gas from leaking, adopts two kinds of different sealed forms of mechanical seal and filler seal, and the permeability of hydrogen fluoride is very strong, prevents the leakage of hydrogen fluoride.
Wherein, the packing seal 9 comprises a tetrafluoro sealing strip 10 and a tetrafluoro sealing ring 11, the tetrafluoro sealing strip 10 and the tetrafluoro sealing ring 11 are combined to form the packing seal, and the tetrafluoro sealing strip and the tetrafluoro sealing ring prevent the hydrogen fluoride gas from leaking outwards.
In addition, the tetrafluoro sealing ring 11 is arranged at the bottom of the packing seal 9, the tetrafluoro sealing ring 11 is tightly attached to the stirring shaft 6, the tetrafluoro sealing strip 10 and the tetrafluoro sealing ring 11 are made of tetrafluoro and made of corrosion-resistant tetrafluoro materials, toxic gas is prevented from leaking, the sealing tetrafluoro ring is arranged at the bottom of the packing seal and tightly combined with the stirring shaft, and permeation of hydrogen fluoride is effectively prevented.
In addition, three stirring vanes 7 on the stirring shaft 6 are fixed by welding, the three stirring vanes 7 are uniformly distributed on the stirring shaft 6, the three stirring vanes 7 are attached to the inner wall of the pipeline, and the crystal on the inner wall of the pipeline is prevented from blocking the pipeline passage by stirring and scraping through the three stirring vanes.
Still, stirring vane 7 is the long board, and stirring vane 7 extends to the lower part of (mixing) shaft 6, and stirring vane 7's material is 316L stainless steel, and during the synthetic reaction, the stirring rake has one third to get into below the mother liquor liquid level, and the stirring material chooses for use 316L stainless steel, prevents the corruption, stirs in synthetic process and lasts the effect.
And, motor reducer 1 is inverter motor, adopts PLC control motor rotational speed to realize the automatically regulated function according to concentration sensor, concentration increase improves the motor frequency conversion, improves the stirring rotational speed, prevents the pipeline jam.
A PLC control system: the control system is combined with a DCS central control system, the synthesis reaction process is linked with the system, the whole synthesis process is continuously operated, and the stirring rotating speed is automatically adjusted according to the concentration of the mother liquor.
The utility model discloses an adopt PLC to control, when the synthetic reaction begins, through the chain agitator that starts of DCS system, be provided with mother liquor concentration detection device in the synthetic tank inside, realize chain with the agitator, through automatic control system, adjust the rotational speed of stirring according to the size of density, the rotational speed is accelerated along with the increase of mother liquor concentration, the process has realized unmanned operation, can prevent the jam of synthetic pipeline, guarantee the synthetic process does not break off, the manpower has been saved again, the security of production has been improved.
The utility model discloses can prevent the jam of synthetic pipeline, ensure the synthetic process uninterrupted, save the manpower again, improve the security of production. The utility model discloses replace traditional manual pipeline mediation operation, demand according to technology, adopt long plate-type stirring rake, during the synthetic reaction, the stirring rake has the third to get into below the mother liquor liquid level, the 316L stainless steel is chooseed for use to the stirring material, prevent corroding, the stirring lasts the effect in the synthetic process, the seal box of junction adopts mechanical seal and the sealed combination of packing, the infiltration of hydrogen fluoride has effectively been prevented, the single sealed leakproofness of project obtains very big improvement, the anticorrosive tetrafluoro filler of chooseing for use is packed, sealed tetrafluoro ring has been set up in the bottom of packing, and the tight combination of (mixing) shaft, the infiltration of hydrogen fluoride has effectively been prevented.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (6)
1. The utility model provides an automatic pipeline pull throughs in lithium hexafluorophosphate synthetic reaction which characterized by: comprises a motor reducer (1), a stirrer support (2), a coupler (3), a bearing (4), a seal box (5), a stirring shaft (6), stirring blades (7), a mechanical seal (8), a packing seal (9) and a PLC automatic control system, wherein the motor reducer (1) is installed in the stirrer support (2) and is fixed by bolts, the PLC automatic control system is connected with the motor reducer (1), the bottom output end of the motor reducer (1) is connected to the coupler (3) through the bearing (4), the lower part of the coupler (3) is connected to a stirring paddle, the stirring paddle comprises the stirring shaft (6) and the stirring blades (7), three stirring blades (7) are installed at the lower part of the stirring shaft (6), the seal box (5) is arranged at the joint of the bottom of the stirrer support (2) and the coupler (3), and the mechanical seal (8) is arranged at the upper part of the seal box (5), the lower part of the seal box (5) is a packing seal (9), and the material of the mechanical seal (8) is 316L stainless steel.
2. The automatic pipeline dredging device in the lithium hexafluorophosphate synthesis reaction, according to claim 1, is characterized in that: the packing seal (9) comprises a tetrafluoro sealing strip (10) and a tetrafluoro sealing ring (11), and the tetrafluoro sealing strip (10) and the tetrafluoro sealing ring (11) are combined to form the packing seal.
3. The automatic pipeline dredging device in the lithium hexafluorophosphate synthesis reaction, according to claim 2, is characterized in that: the tetrafluoro sealing ring (11) is arranged at the bottom of the packing seal (9), the tetrafluoro sealing ring (11) is tightly attached to the stirring shaft (6), and the tetrafluoro sealing strip (10) and the tetrafluoro sealing ring (11) are made of tetrafluoro.
4. The automatic pipeline dredging device in the lithium hexafluorophosphate synthesis reaction, according to claim 1, is characterized in that: three stirring vanes (7) on the stirring shaft (6) are fixed by welding, the three stirring vanes (7) are uniformly distributed on the stirring shaft (6), and the three stirring vanes (7) are attached to the inner wall of the pipeline.
5. The automatic pipeline dredging device in the lithium hexafluorophosphate synthesis reaction, according to claim 4, is characterized in that: the stirring blade (7) is a long plate, the stirring blade (7) extends to the lower part of the stirring shaft (6), and the material of the stirring blade (7) is 316L stainless steel.
6. The automatic pipeline dredging device in the lithium hexafluorophosphate synthesis reaction, according to claim 1, is characterized in that: the motor reducer (1) is a variable frequency motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920525359.9U CN210009957U (en) | 2019-04-18 | 2019-04-18 | Automatic pipeline dredging device in lithium hexafluorophosphate synthesis reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920525359.9U CN210009957U (en) | 2019-04-18 | 2019-04-18 | Automatic pipeline dredging device in lithium hexafluorophosphate synthesis reaction |
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|---|---|
| CN210009957U true CN210009957U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920525359.9U Active CN210009957U (en) | 2019-04-18 | 2019-04-18 | Automatic pipeline dredging device in lithium hexafluorophosphate synthesis reaction |
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| CN (1) | CN210009957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111701554A (en) * | 2020-05-26 | 2020-09-25 | 江苏益通流体科技有限公司 | Mechanical seal assembly capable of measuring internal pressure for carbon steel reaction kettle |
| CN113027833A (en) * | 2021-03-03 | 2021-06-25 | 肇东市北方机械制造有限公司 | Hydraulic loosening machine and intelligent detection method thereof |
-
2019
- 2019-04-18 CN CN201920525359.9U patent/CN210009957U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111701554A (en) * | 2020-05-26 | 2020-09-25 | 江苏益通流体科技有限公司 | Mechanical seal assembly capable of measuring internal pressure for carbon steel reaction kettle |
| CN113027833A (en) * | 2021-03-03 | 2021-06-25 | 肇东市北方机械制造有限公司 | Hydraulic loosening machine and intelligent detection method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
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Address after: 257000 south of the north outer ring and west of Shida Road, development zone, Kenli District, Dongying City, Shandong Province Patentee after: DONGYING SHIDA SHENGHUA NEW ENERGY CO.,LTD. Patentee after: Shenghua New Material Group Co.,Ltd. Address before: 257000 south of Shibei outer ring road and west of Shida Road, development zone, Kenli District, Dongying City, Shandong Province Patentee before: DONGYING SHIDA SHENGHUA NEW ENERGY CO.,LTD. Patentee before: SHANDONG SHIDA SHENGHUA CHEMICAL GROUP Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 257000 south of the north outer ring and west of Shida Road, development zone, Kenli District, Dongying City, Shandong Province Patentee after: DONGYING SHIDA SHENGHUA NEW ENERGY CO.,LTD. Country or region after: China Patentee after: Shi Dashenghua New Materials Group Co.,Ltd. Address before: 257000 south of the north outer ring and west of Shida Road, development zone, Kenli District, Dongying City, Shandong Province Patentee before: DONGYING SHIDA SHENGHUA NEW ENERGY CO.,LTD. Country or region before: China Patentee before: Shenghua New Material Group Co.,Ltd. |