CN212417950U - Amide mixing reactor - Google Patents
Amide mixing reactor Download PDFInfo
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- CN212417950U CN212417950U CN202021028821.3U CN202021028821U CN212417950U CN 212417950 U CN212417950 U CN 212417950U CN 202021028821 U CN202021028821 U CN 202021028821U CN 212417950 U CN212417950 U CN 212417950U
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- storage tank
- flow pump
- reaction kettle
- sulfuric acid
- acetone cyanohydrin
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Abstract
The utility model discloses an amide mixing reactor, which relates to the technical field of reactors and comprises a reaction kettle, wherein a discharging hole is arranged at the middle position of the bottom of the reaction kettle, an upper cover is arranged at the top of the reaction kettle, a feeding hole, a stirring motor, a pressure gauge and a pressure relief valve are sequentially arranged at the top end of the upper cover from left to right, an acetone cyanohydrin storage tank and a sulfuric acid storage tank are respectively arranged at two sides of the reaction kettle, a first flow pump and a second flow pump are respectively arranged at the top of the acetone cyanohydrin storage tank and the sulfuric acid storage tank, a first connecting pipe is connected with the outlet of the first flow pump, an acetone cyanohydrin storage tank and a sulfuric acid storage tank are arranged at one side of the reaction kettle, flow pumps are arranged on the acetone cyanohydrin storage tank and the sulfuric acid storage tank, the acetone cyanohydrin and the sulfuric acid are pumped by the flow pumps, so as to more conveniently control the adding amount, making its ratio more accurate.
Description
Technical Field
The utility model belongs to the technical field of the reactor, concretely relates to amide mixing reactor.
Background
The reactor is a reaction kettle, the reaction kettle is a container with physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized by the structural design and parameter configuration of the container. The reaction kettle is widely applied to pressure vessels for petroleum, chemical engineering, rubber, pesticides, dyes, medicines and foods, and is used for completing technological processes such as vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation and the like, such as a reactor, a reaction kettle, a decomposition kettle, a polymerization kettle and the like; the material is generally carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, Monel, Inconel) alloy and other composite materials.
The amide mixing reaction is usually carried out in a mixing reactor, but the existing mixing reactor has some disadvantages in the use process, such as, the control of the addition amount of acetone cyanohydrin and sulfuric acid is inconvenient, and the ratio of acetone cyanohydrin and sulfuric acid is not accurate enough; and the heating temperature of the reactor is not convenient to control, and the decomposition of the acetone carignane cannot be controlled.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an amide mixing reactor to provide the volume of adding of the control acetone cyanohydrin of being not convenient for and the problem of the heating temperature of the control reactor of being not convenient for among the above-mentioned background art of solution.
In order to achieve the above object, the utility model provides a following technical scheme: the amide mixing reactor comprises a reaction kettle, wherein a discharge hole is formed in the middle of the bottom of the reaction kettle, an upper cover is arranged at the top of the reaction kettle, a feed inlet, a stirring motor, a pressure gauge and a pressure release valve are sequentially installed at the top end of the upper cover from left to right, an acetone cyanhydrin storage tank and a sulfuric acid storage tank are respectively arranged on two sides of the reaction kettle, a first flow pump and a second flow pump are respectively arranged at the tops of the acetone cyanhydrin storage tank and the sulfuric acid storage tank, a first connecting pipe is connected to an outlet of the first flow pump, and a second connecting pipe is connected to an outlet of the second flow pump;
an inner interlayer is arranged in the reaction kettle, a heating pipe is arranged in the inner interlayer, and a control box is arranged at a position between the acetone cyanohydrin storage tank and the sulfuric acid storage tank on one side of the reaction kettle.
Preferably, the preceding table wall of control box is provided with display screen and control button, and the inside of control box is provided with controller and temperature controller, heating pipe and temperature controller electric connection, agitator motor, first flow pump, second flow pump, display screen and temperature controller all with controller electric connection.
Preferably, the feed inlet is provided with two inlets, and the first connecting pipe and the second connecting pipe are respectively connected to the two inlets.
Preferably, the inside of reation kettle is provided with the (mixing) shaft, be provided with the stirring leaf on the (mixing) shaft, and the (mixing) shaft rotates with agitator motor and is connected.
Preferably, four support frames are symmetrically arranged at the bottom of the reaction kettle, and anti-slip pads are arranged at the bottoms of the four support frames.
Preferably, the discharging hole is provided with a valve, and the bottom of the control box is provided with a moving wheel.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses be equipped with acetone cyanohydrin holding vessel and sulphuric acid holding vessel in one side of reation kettle, set up the flow pump on acetone cyanohydrin holding vessel and the sulphuric acid holding vessel, go into acetone cyanohydrin and sulphuric acid pump through the flow pump, be more convenient for control what of addition, make its proportion more accurate, solved the addition of the control acetone cyanohydrin of being not convenient for and sulphuric acid, the problem that the proportion of acetone cyanohydrin and sulphuric acid is not accurate enough.
(2) The utility model discloses an electric heating pipe heats to heating temperature through temperature controller control electric heating pipe, thereby control the temperature all the time between 90 ℃ -100 ℃, make amidation reaction production SIBA (formamido isopropyl hydrogen sulfate), reduce the decomposition of acetone cyanocarine, solved the heating temperature who is not convenient for control reactor, the decomposition of acetone cyanocarine can not obtain the problem of control.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an internal structure view of the reaction kettle of the present invention;
fig. 3 is a side view of the present invention;
FIG. 4 is an internal structure diagram of the control box of the present invention;
fig. 5 is a circuit block diagram of the present invention;
in the figure: 1-a stirring motor; 2-a feed inlet; 3-covering the cover; 4-a first connection pipe; 5-a first flow pump; a 6-acetone cyanohydrin storage tank; 7-a support frame; 8-discharging port; 9-sulfuric acid storage tank; 10-a second flow pump; 11-a reaction kettle; 12-a second connecting tube; 13-a pressure relief valve; 14-pressure gauge; 15-inner interlayer; 16-a heating tube; 17-stirring blade; 18-a control box; 181-display screen; 182-control buttons; 183-a controller; 184-temperature controller.
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.
Referring to fig. 1-4, the present invention provides the following technical solutions: an amide mixing reactor comprises a reaction kettle 11, wherein a discharge hole 8 is formed in the middle of the bottom of the reaction kettle 11, an upper cover 3 is arranged on the top of the reaction kettle 11, a feed inlet 2, a stirring motor 1, a pressure gauge 14 and a pressure release valve 13 are sequentially installed on the top end of the upper cover 3 from left to right, an acetone cyanohydrin storage tank 6 and a sulfuric acid storage tank 9 are respectively arranged on two sides of the reaction kettle 11, a first flow pump 5 and a second flow pump 10 are respectively arranged on the tops of the acetone cyanohydrin storage tank 6 and the sulfuric acid storage tank 9, a first connecting pipe 4 is connected to an outlet of the first flow pump 5, and a second connecting pipe 12 is connected to an outlet of the second flow pump 10;
an inner interlayer 15 is arranged in the reaction kettle 11, a heating pipe 16 is arranged in the inner interlayer 15, two heating pipes 16 are arranged, the heating efficiency is improved, and a control box 18 is arranged at a position between the acetone cyanohydrin storage tank 6 and the sulfuric acid storage tank 9 on one side of the reaction kettle 11.
The controller 183 and the related electrical elements connected with the controller 183 are connected with a power supply, the heating pipe 16 is powered on, the reaction kettle 11 is preheated, the first flow pump 5 and the second flow pump 10 are started, acetone cyanohydrin and sulfuric acid in the acetone cyanohydrin storage tank 6 and the sulfuric acid storage tank 9 are respectively pumped into the reaction kettle 11, the pumped amount can be checked through the display screen 181, so that an operator can add the acetone cyanohydrin and 100% sulfuric acid according to the proportion of 1:1.5nol, the stirring motor 1 is started, the stirring motor 1 drives the stirring blade 17 on the stirring shaft to rotate, the acetone cyanohydrin and the sulfuric acid are fully mixed, the heating temperature can be checked from the display screen 181, the heating temperature is controlled between 90 ℃ and 100 ℃ through the temperature controller 184 all the time, the amidation reaction is promoted to produce SIBA (formamido isopropyl hydrogen sulfate), the decomposition of the acetone cyanohydrin is reduced, and the mixing reaction of the acetone cyanohydrin and the sulfuric acid is completed, and finally discharged from the discharge port 8.
Further, a display screen 181 and a control button 182 are arranged on the front surface wall of the control box 18, a controller 183 and a temperature controller 184 are arranged inside the control box 18, the heating pipe 16 is electrically connected with the temperature controller 184, the stirring motor 1, the first flow pump 5, the second flow pump 10, the display screen 181 and the temperature controller 184 are electrically connected with the controller 183, the stirring motor 1 adopts a TCH/V-750 three-phase asynchronous motor, the first flow pump 5 and the second flow pump 10 all adopt 10BYZ-X type-plunger type corrosion-resistant metering pumps, the temperature controller 184 is BONZEAL/BZPT-01 in model, and the controller 183 adopts a NUC controller.
Further, the feed inlet 2 is provided with two inlets, the first connecting pipe 4 and the second connecting pipe 12 are respectively connected to the two inlets, and the reaction kettle 11, the first connecting pipe 4, the acetone cyanohydrin storage tank 6, the sulfuric acid storage tank 9 and the second connecting pipe 12 are made of corrosion-resistant materials.
Further, a stirring shaft is arranged in the reaction kettle 11, a stirring blade 17 is arranged on the stirring shaft, and the stirring shaft is rotatably connected with the stirring motor 1.
Further, four support frames 7 are symmetrically installed at the bottom of the reaction kettle 11, anti-slip pads are arranged at the bottoms of the four support frames 7, and the support frames 7 are used for supporting the reaction kettle 11.
Further, a valve is arranged on the discharging hole 8, discharging can be carried out by opening the valve, and the bottom of the control box 18 is provided with a moving wheel through which the control box 18 can be moved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Amide mixing reactor, including reation kettle (11), the bottom intermediate position department of reation kettle (11) is provided with drain hole (8), the top of reation kettle (11) is provided with upper cover (3), feed inlet (2), agitator motor (1), manometer (14) and relief valve (13), its characterized in that are installed from a left side to the right side in proper order to the top of upper cover (3): an acetone cyanohydrin storage tank (6) and a sulfuric acid storage tank (9) are respectively arranged on two sides of the reaction kettle (11), a first flow pump (5) and a second flow pump (10) are respectively arranged at the tops of the acetone cyanohydrin storage tank (6) and the sulfuric acid storage tank (9), an outlet of the first flow pump (5) is connected with a first connecting pipe (4), and an outlet of the second flow pump (10) is connected with a second connecting pipe (12);
an inner interlayer (15) is arranged in the reaction kettle (11), a heating pipe (16) is arranged in the inner interlayer (15), and a control box (18) is arranged at a position between the acetone cyanohydrin storage tank (6) and the sulfuric acid storage tank (9) on one side of the reaction kettle (11).
2. The amide mixing reactor of claim 1, wherein: the utility model discloses a stirring machine, including agitator motor (1), first flow pump (5), second flow pump (10), display screen (181) and temperature controller (184), the preceding table wall of control box (18) is provided with display screen (181) and control button (182), and the inside of control box (18) is provided with controller (183) and temperature controller (184), heating pipe (16) and temperature controller (184) electric connection, agitator motor (1), first flow pump (5), second flow pump (10), display screen (181) and temperature controller (184) all with controller (183) electric connection.
3. The amide mixing reactor of claim 1, wherein: the feeding hole (2) is provided with two inlets, and the first connecting pipe (4) and the second connecting pipe (12) are respectively connected to the two inlets.
4. The amide mixing reactor of claim 1, wherein: the inside of reation kettle (11) is provided with the (mixing) shaft, be provided with stirring leaf (17) on the (mixing) shaft, and the (mixing) shaft rotates with agitator motor (1) and is connected.
5. The amide mixing reactor of claim 1, wherein: four support frames (7) are symmetrically installed at the bottom of the reaction kettle (11), and anti-slip pads are arranged at the bottoms of the four support frames (7).
6. The amide mixing reactor of claim 1, wherein: the discharging hole (8) is provided with a valve, and the bottom of the control box (18) is provided with a moving wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021028821.3U CN212417950U (en) | 2020-06-08 | 2020-06-08 | Amide mixing reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021028821.3U CN212417950U (en) | 2020-06-08 | 2020-06-08 | Amide mixing reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212417950U true CN212417950U (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021028821.3U Active CN212417950U (en) | 2020-06-08 | 2020-06-08 | Amide mixing reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210292A (en) * | 2021-12-08 | 2022-03-22 | 浙江胡涂硅有限公司 | Preparation method and equipment of electronic-grade hexamethyldisilazane |
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2020
- 2020-06-08 CN CN202021028821.3U patent/CN212417950U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210292A (en) * | 2021-12-08 | 2022-03-22 | 浙江胡涂硅有限公司 | Preparation method and equipment of electronic-grade hexamethyldisilazane |
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