CN220737533U - 2-chloronicotinic acid is reation kettle for synthesis - Google Patents
2-chloronicotinic acid is reation kettle for synthesis Download PDFInfo
- Publication number
- CN220737533U CN220737533U CN202322084106.1U CN202322084106U CN220737533U CN 220737533 U CN220737533 U CN 220737533U CN 202322084106 U CN202322084106 U CN 202322084106U CN 220737533 U CN220737533 U CN 220737533U
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- Prior art keywords
- reaction kettle
- kettle body
- synthesizing
- chloronicotinic acid
- reation kettle
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- IBRSSZOHCGUTHI-UHFFFAOYSA-N 2-chloropyridine-3-carboxylic acid Chemical compound OC(=O)C1=CC=CN=C1Cl IBRSSZOHCGUTHI-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000003786 synthesis reaction Methods 0.000 title claims description 8
- 230000015572 biosynthetic process Effects 0.000 title claims description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 96
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 28
- 238000007790 scraping Methods 0.000 claims abstract description 18
- 238000003756 stirring Methods 0.000 claims description 46
- 238000010438 heat treatment Methods 0.000 claims description 31
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 8
- 238000007599 discharging Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- NQDJXKOVJZTUJA-UHFFFAOYSA-N nevirapine Chemical compound C12=NC=CC=C2C(=O)NC=2C(C)=CC=NC=2N1C1CC1 NQDJXKOVJZTUJA-UHFFFAOYSA-N 0.000 description 2
- 208000030507 AIDS Diseases 0.000 description 1
- 239000005499 Clomazone Substances 0.000 description 1
- 239000005507 Diflufenican Substances 0.000 description 1
- 239000005586 Nicosulfuron Substances 0.000 description 1
- JZFPYUNJRRFVQU-UHFFFAOYSA-N Niflumic acid Chemical compound OC(=O)C1=CC=CN=C1NC1=CC=CC(C(F)(F)F)=C1 JZFPYUNJRRFVQU-UHFFFAOYSA-N 0.000 description 1
- 230000000202 analgesic effect Effects 0.000 description 1
- 230000001430 anti-depressive effect Effects 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 239000000935 antidepressant agent Substances 0.000 description 1
- 229940005513 antidepressants Drugs 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- KIEDNEWSYUYDSN-UHFFFAOYSA-N clomazone Chemical compound O=C1C(C)(C)CON1CC1=CC=CC=C1Cl KIEDNEWSYUYDSN-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- WYEHFWKAOXOVJD-UHFFFAOYSA-N diflufenican Chemical compound FC1=CC(F)=CC=C1NC(=O)C1=CC=CN=C1OC1=CC=CC(C(F)(F)F)=C1 WYEHFWKAOXOVJD-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229960001785 mirtazapine Drugs 0.000 description 1
- RONZAEMNMFQXRA-UHFFFAOYSA-N mirtazapine Chemical compound C1C2=CC=CN=C2N2CCN(C)CC2C2=CC=CC=C21 RONZAEMNMFQXRA-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229960000689 nevirapine Drugs 0.000 description 1
- RTCOGUMHFFWOJV-UHFFFAOYSA-N nicosulfuron Chemical compound COC1=CC(OC)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CN=2)C(=O)N(C)C)=N1 RTCOGUMHFFWOJV-UHFFFAOYSA-N 0.000 description 1
- 229960000916 niflumic acid Drugs 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model provides a reaction kettle for synthesizing 2-chloronicotinic acid, and belongs to the technical field of machinery. The method solves the problems of low efficiency and easy residue of products in the prior art. The reaction kettle for synthesizing 2-chloronicotinic acid comprises a frame and a reaction kettle body fixedly connected to the frame, and is characterized in that a charging port is arranged on one side of the top of the reaction kettle body, a first motor is fixedly connected to the middle of the top of the reaction kettle body, a rotating shaft of the first motor stretches into the reaction kettle body to be fixedly connected with a connecting cylinder, a connecting rod is fixedly connected to one side of the lower portion of the connecting cylinder, a scraping plate is fixedly connected to the outer end of the connecting rod, the scraping plate abuts against the inner side wall of the reaction kettle body, and a second motor is fixedly connected to the middle of the bottom of the reaction kettle body. Its advantages are high reaction efficiency, high output efficiency and less residual products.
Description
Technical Field
The utility model belongs to the technical field of machinery, and relates to a reaction kettle for synthesizing 2-chloronicotinic acid.
Background
The 2-chloronicotinic acid is an important fine chemical raw material, is widely applied to industries such as medicines, pesticides and the like, can be used for producing herbicide clomazone, nicosulfuron, diflufenican, antidepressant mirtazapine, anti-AIDS nevirapine, anti-inflammatory analgesic niflumic acid and the like, and simultaneously, new application is continuously developed. The reaction for synthesizing 2-chloronicotinic acid needs to use a reaction kettle as a container.
After the existing reaction kettle is used for a long time, products are easy to adhere to the inner wall of the reaction kettle, the discharging is incomplete, the use of the reaction kettle at the later stage is affected, and the reaction kettle can be cleaned in a manual mode generally, so that the cleaning difficulty is high, the speed is low, the labor intensity of workers can be increased, and the time and the labor are wasted.
In addition, the reaction for synthesizing the 2-chloronicotinic acid needs to be carried out at a proper temperature, the existing reaction kettle is generally free of a heating device, the temperature is low, and the reaction rate is low.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a reaction kettle for synthesizing 2-chloronicotinic acid, which has high efficiency, thorough discharging and difficult residue of products.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides a 2-chloronicotinic acid is reation kettle for synthesis, includes the frame and links firmly the reation kettle body in the frame, its characterized in that, above-mentioned reation kettle body top one side is provided with the charge door, first motor has been linked firmly in the middle of the reation kettle body top, first pivot of motor stretches into the reation kettle body and links firmly with a connecting cylinder, connecting cylinder lower part one side has linked firmly a connecting rod, the connecting rod outer end has linked firmly a scraper blade, the scraper blade supports and leans on the inside lateral wall of reation kettle body, second motor has been linked firmly in the middle of the reation kettle body bottom, second pivot of motor stretches into the reation kettle body and is connected with a (mixing) shaft, the (mixing) shaft wears to establish in this and (mixing) shaft upper end swing joint of reation kettle in the connecting cylinder, the periphery of (mixing) shaft has linked firmly stirring vane, reation kettle bottom one side is provided with the discharge gate of openable, reation kettle body outside still overlaps and is equipped with the heating cylinder.
This reation kettle for 2-chloronicotinic acid synthesis during operation, all raw materials are added the reation kettle from the charge door and are internally reacted, start motor two makes it drive the (mixing) shaft and rotate, thereby stirring vane stirs the material body, promote going on of synthetic reaction, the heating cylinder function heats the reation kettle body, make the material body react under certain temperature, further promote going on of synthetic reaction, improve reaction efficiency, open the discharge gate after the reaction, the output of product follow the discharge gate under stirring vane's promotion, start motor two makes its drive connecting cylinder rotate simultaneously, thereby the scraper blade follows and rotates the product that will attach on the inside lateral wall of reation kettle body and strike off, avoid the product to remain on the inside lateral wall of reation kettle body and influence the secondary use of reation kettle body, simultaneously make the product ejection of compact thoroughly, guarantee output.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, the upper part of the connecting cylinder is fixedly connected with the rotating shaft of the motor I, and the lower part of the connecting cylinder is sleeved at the upper end of the stirring shaft and is provided with a bearing between the upper part and the stirring shaft.
The setting of connecting cylinder is convenient for a motor drive scraper blade work on the one hand, plays stable positioning action on the stirring axle upper end on the other hand, improves stability when not influencing the stirring axle pivoted, avoids the stirring axle to rotate in-process skew axle center.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, the reaction kettle body, the connecting cylinder, the connecting groove and the stirring shaft are arranged on the same axis.
The structure makes the whole structure more compact, and simultaneously ensures that each part can work normally and ensures the working efficiency.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, the scraping plate is vertically arranged, and the length of the scraping plate is matched with the height inside the reaction kettle body.
The structure of scraper blade makes it strike off more thoroughly to the product of attaching on the inside lateral wall of reation kettle body, guarantees the output of ejection of compact, avoids the residual influence secondary use of reation kettle body of product.
In the reaction kettle for synthesizing 2-chloronicotinic acid, the connecting part of the scraping plate and the connecting rod is provided with the reinforcing plate, the reinforcing plate is in a right triangle plate shape, one right-angle side of the reinforcing plate is fixedly connected with the scraping plate, and the other right-angle side of the reinforcing plate is fixedly connected with the connecting rod.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, the number of the reinforcing plates is two, and the two reinforcing plates are symmetrically arranged on the upper side and the lower side of one end, close to the scraping plate, of the connecting rod.
The reinforcing plate of triangle-shaped structure makes the connection between connecting rod and the scraper blade more stable, and two reinforcing plate symmetry sets up and makes and remains mutually perpendicular state throughout between connecting rod and the scraper blade, avoids scraper blade during operation position deviation to influence the efficiency and the quality of scraping and adhering to on the inside lateral wall of reation kettle body.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, the stirring blades are a plurality of, the stirring blades are uniformly distributed on the periphery of the stirring shaft, and the lowest stirring blade is adjacent to the inner bottom of the reaction kettle body.
The setting of a plurality of stirring vane makes it more abundant to the stirring of material body, promotes the going on of synthetic reaction to the stirring vane of bottommost can push away the product to discharge gate department when the ejection of compact, also can avoid the product to pile up in discharge gate department, effectively improves the efficiency and the quality of ejection of compact.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, a valve is arranged at the discharge hole.
The valve is convenient for controlling the opening and closing of the discharge port.
In the reaction kettle for synthesizing the 2-chloronicotinic acid, the heating cylinder is cylindrical with openings at two ends and an internal cavity, heating wires are uniformly distributed in the wall of the heating cylinder, the heating cylinders are matched with the reaction kettle body, and the reaction kettle body is embedded in the heating cylinder and is in surface contact with the heating cylinder.
When the heating cylinder works, the internal heating wire generates a heat source, and the heat source is transmitted to the reaction kettle body due to the surface contact of the heating cylinder and the reaction kettle body, so that the temperature in the reaction kettle body is increased, the material synthesis reaction is promoted, and the reaction efficiency is improved.
The reaction kettle for synthesizing the 2-chloronicotinic acid further comprises an exhaust port, wherein the exhaust port is arranged at the other side of the top of the reaction kettle body, and a one-way valve is arranged on the exhaust port.
The setting of gas vent is convenient for the material body and carries out the gaseous discharge that synthetic reaction in-process produced in this internal reaction kettle, avoids the pressure too big in the reaction kettle, and the check valve's setting makes gas vent department only go out not advance, and gas can be followed the gas vent and discharged, and external gas or impurity can not follow the gas vent and get into the reaction kettle body.
Compared with the prior art, the reaction kettle for synthesizing 2-chloronicotinic acid stirs a material body through the stirring blade, and improves the temperature in the reaction kettle body through the heating cylinder, so that the reaction is promoted, and the reaction efficiency is improved; the efficiency and the quality of the product discharge are promoted by the scraping plate and the lowest stirring blade, the thorough discharge is ensured, and the product is not easy to remain on the side wall inside the reaction kettle body; the scraper blade is driven by the first motor, and stirring vane is driven by the second motor, and both independent control, operating personnel can control the operation of both according to actual conditions, and the flexibility is high.
Drawings
FIG. 1 is a schematic structural diagram of a reaction kettle for synthesizing 2-chloronicotinic acid.
In the figure, 1, a rack; 2. a reaction kettle body; 3. a feed inlet; 4. a first motor; 5. a connecting cylinder; 6. a connecting rod; 7. a scraper; 8. a second motor; 9. a stirring shaft; 10. stirring blades; 11. a discharge port; 12. a heating cylinder; 13. a reinforcing plate; 14. a valve; 15. an exhaust port; 16. a one-way valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
It is noted that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the reaction kettle for synthesizing 2-chloronicotinic acid comprises a frame 1 and a reaction kettle body 2 fixedly connected to the frame 1, a feed inlet 3 is arranged on one side of the top of the reaction kettle body 2, a motor 4 is fixedly connected to the middle of the top of the reaction kettle body 2, a rotating shaft of the motor 4 extends into the reaction kettle body 2 to be fixedly connected with a connecting cylinder 5, a connecting rod 6 is fixedly connected to one side of the lower portion of the connecting cylinder 5, a scraping plate 7 is fixedly connected to the outer end of the connecting rod 6, the scraping plate 7 abuts against the inner side wall of the reaction kettle body 2, a motor 8 is fixedly connected to the middle of the bottom of the reaction kettle body 2, a rotating shaft of the motor 8 extends into the reaction kettle body 2 to be connected with a stirring shaft 9, the stirring shaft 9 penetrates through the reaction kettle body 2 and is movably connected to the upper end of the stirring shaft 9 in the connecting cylinder 5, a stirring blade 10 is fixedly connected to the periphery of the stirring shaft 9, an openable discharge hole 11 is arranged on one side of the bottom of the reaction kettle body 2, and a heating cylinder 12 is sleeved outside the reaction kettle body 2.
The upper part of the connecting cylinder 5 is fixedly connected with the rotating shaft of the motor I4, and the lower part of the connecting cylinder 5 is sleeved at the upper end of the stirring shaft 9 and is provided with a bearing therebetween.
The reaction kettle body 2, the connecting cylinder 5, the connecting groove and the stirring shaft 9 are arranged on the same axis.
The scraper 7 is vertically arranged, and the length of the scraper 7 is matched with the internal height of the reaction kettle body 2.
The scraper blade 7 is equipped with gusset plate 13 with the junction of connecting rod 6, gusset plate 13 is right triangle platelike, gusset plate 13 right angle limit links firmly with scraper blade 7, another right angle limit of gusset plate 13 links firmly with connecting rod 6.
The number of the reinforcing plates 13 is two, and the two reinforcing plates 13 are symmetrically arranged on the upper side and the lower side of one end, close to the scraping plate 7, of the connecting rod 6.
The stirring blades 10 are arranged in a plurality, the stirring blades 10 are uniformly distributed on the periphery of the stirring shaft 9, and the lowest stirring blade 10 is adjacent to the inner bottom of the reaction kettle body 2.
A valve 14 is arranged at the discharge hole 11.
The heating cylinder 12 is cylindrical with openings at two ends and a cavity in the heating cylinder 12, heating wires are uniformly distributed in the wall of the heating cylinder 12, the heating cylinder 12 is matched with the reaction kettle body 2, and the reaction kettle body 2 is embedded in the heating cylinder 12 and is in surface contact with the heating wires.
The reaction kettle further comprises an exhaust port 15, wherein the exhaust port 15 is arranged at the other side of the top of the reaction kettle body 2, and a one-way valve 16 is arranged on the exhaust port 15.
When the reaction kettle for synthesizing 2-chloronicotinic acid works, all raw materials are added into the reaction kettle body 2 from the charging hole 3 to react, the motor II 8 is started to drive the stirring shaft 9 to rotate, the stirring blade 10 is used for stirring a material body to promote the synthesis reaction, the heating cylinder 12 is used for heating the reaction kettle body 2 to enable the material body to react at a certain temperature to further promote the synthesis reaction, the reaction efficiency is improved, the discharging hole 11 is opened after the reaction is finished, a product is output from the discharging hole 11 under the pushing of the stirring blade 10, and meanwhile, the motor II is started to drive the connecting cylinder 5 to rotate, so that the scraping plate 7 is driven to scrape off the product attached to the inner side wall of the reaction kettle body 2, the secondary use of the reaction kettle body 2 is prevented from being influenced by the fact that the product is remained on the inner side wall of the reaction kettle body 2, the product is discharged thoroughly, and the yield is ensured.
The technical features of the above-described embodiments may be combined in any manner, and for brevity, all of the possible combinations of the technical features of the above-described embodiments are not described, however, all of the combinations of the technical features should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
It will be appreciated by persons skilled in the art that the above embodiments have been provided for the purpose of illustrating the utility model and are not to be construed as limiting the utility model, and that suitable modifications and variations of the above embodiments are within the scope of the utility model as claimed.
Claims (10)
1. The utility model provides a 2-chloronicotinic acid is reation kettle for synthesis, includes the frame and links firmly the reation kettle body in the frame, its characterized in that, above-mentioned reation kettle body top one side is provided with the charge door, first motor has been linked firmly in the middle of the reation kettle body top, first pivot of motor stretches into the reation kettle body and links firmly with a connecting cylinder, connecting cylinder lower part one side has linked firmly a connecting rod, the connecting rod outer end has linked firmly a scraper blade, the scraper blade supports and leans on the inside lateral wall of reation kettle body, second motor has been linked firmly in the middle of the reation kettle body bottom, second pivot of motor stretches into the reation kettle body and is connected with a (mixing) shaft, the (mixing) shaft wears to establish in this and (mixing) shaft upper end swing joint of reation kettle in the connecting cylinder, the periphery of (mixing) shaft has linked firmly stirring vane, reation kettle bottom one side is provided with the discharge gate of openable, reation kettle body outside still overlaps and is equipped with the heating cylinder.
2. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 1, wherein the upper part of the connecting cylinder is fixedly connected with a rotating shaft of the motor I, and the lower part of the connecting cylinder is sleeved at the upper end of the stirring shaft and is provided with a bearing therebetween.
3. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 2, wherein the reaction kettle body, the connecting cylinder, the connecting groove and the stirring shaft are arranged coaxially.
4. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 3, wherein the scraping plate is arranged vertically, and the length of the scraping plate is matched with the height inside the reaction kettle body.
5. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 4, wherein a reinforcing plate is arranged at the joint of the scraping plate and the connecting rod, the reinforcing plate is in a right triangle plate shape, a right-angle side of the reinforcing plate is fixedly connected with the scraping plate, and the other right-angle side of the reinforcing plate is fixedly connected with the connecting rod.
6. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 5, wherein the number of the reinforcing plates is two, and the two reinforcing plates are symmetrically arranged on the upper side and the lower side of one end, close to the scraping plate, of the connecting rod.
7. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 6, wherein the stirring blades are a plurality of stirring blades, the stirring blades are uniformly distributed on the periphery of the stirring shaft, and the lowest stirring blade is adjacent to the inner bottom of the reaction kettle body.
8. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 7, wherein a valve is arranged at the discharge port.
9. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 8, wherein the heating cylinder is cylindrical with openings at two ends and an internal cavity, heating wires are uniformly distributed in the wall of the heating cylinder, the heating cylinders are matched with the reaction kettle body, and the reaction kettle body is embedded in the heating cylinder and is in surface contact with the heating cylinder.
10. The reaction kettle for synthesizing 2-chloronicotinic acid according to claim 9, further comprising an exhaust port, wherein the exhaust port is arranged at the other side of the top of the reaction kettle body, and a one-way valve is arranged on the exhaust port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322084106.1U CN220737533U (en) | 2023-08-03 | 2023-08-03 | 2-chloronicotinic acid is reation kettle for synthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322084106.1U CN220737533U (en) | 2023-08-03 | 2023-08-03 | 2-chloronicotinic acid is reation kettle for synthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220737533U true CN220737533U (en) | 2024-04-09 |
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ID=90568441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322084106.1U Active CN220737533U (en) | 2023-08-03 | 2023-08-03 | 2-chloronicotinic acid is reation kettle for synthesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220737533U (en) |
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2023
- 2023-08-03 CN CN202322084106.1U patent/CN220737533U/en active Active
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