CN220803217U - Automatic overflow synthetic nitration kettle - Google Patents
Automatic overflow synthetic nitration kettle Download PDFInfo
- Publication number
- CN220803217U CN220803217U CN202322347372.9U CN202322347372U CN220803217U CN 220803217 U CN220803217 U CN 220803217U CN 202322347372 U CN202322347372 U CN 202322347372U CN 220803217 U CN220803217 U CN 220803217U
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- CN
- China
- Prior art keywords
- kettle body
- overflow
- kettle
- fixedly connected
- synthetic
- Prior art date
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- 238000006396 nitration reaction Methods 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 40
- 238000003756 stirring Methods 0.000 claims description 19
- 238000005086 pumping Methods 0.000 claims description 7
- 230000001546 nitrifying effect Effects 0.000 claims description 5
- 239000003566 sealing material Substances 0.000 claims 3
- 239000007788 liquid Substances 0.000 abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 238000002360 preparation method Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 10
- 229910017604 nitric acid Inorganic materials 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- NDEMNVPZDAFUKN-UHFFFAOYSA-N guanidine;nitric acid Chemical compound NC(N)=N.O[N+]([O-])=O.O[N+]([O-])=O NDEMNVPZDAFUKN-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- ULLQXGARUROVCU-UHFFFAOYSA-N 1,2-dinitroguanidine Chemical compound [O-][N+](=O)NC(N)=N[N+]([O-])=O ULLQXGARUROVCU-UHFFFAOYSA-N 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002085 irritant Substances 0.000 description 2
- 231100000021 irritant Toxicity 0.000 description 2
- IDCPFAYURAQKDZ-UHFFFAOYSA-N 1-nitroguanidine Chemical compound NC(=N)N[N+]([O-])=O IDCPFAYURAQKDZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses an automatic overflow synthetic nitration kettle, which comprises a kettle body and a first feeding port, wherein a fixing frame is fixedly connected in the middle of the inside of the kettle body, the left side of the top of the kettle body is provided with the first feeding port, the right side of the top of the kettle body is provided with a second feeding port, the middle position of the top of the kettle body is provided with a sealing feeding port, a flow guide pipe is fixedly connected in the sealing feeding port, the flow guide pipe extends into the kettle body, and a sealing cover is additionally arranged at the top of the sealing feeding port. This automatic overflow's synthetic nitrify cauldron is through being provided with overflow channel, separation blade, overflow pipe, dog, when the internal mixed liquid raw materials of cauldron exceeds overflow channel place water line, unnecessary liquid is impacted the separation blade right under the hydraulic pressure impact and is made its opening, and when reaching the water level decline, then can reset the separation blade under the action of gravity, and liquid is discharged from the overflow pipe to realize automatic overflow, solved ratio precision inadequately, the not good problem of preparation purity.
Description
Technical Field
The utility model relates to the technical field of 1, 2-dinitroguanidine synthesis, in particular to an automatic overflow synthesis nitration kettle.
Background
The 1, 2-dinitroguanidine is used as an organic chemical raw material, the prepared material can be used for preparing pesticides, explosives, smokeless powder and the like, and is also used as ingredients of various admixtures and fuel propellants. In the synthesis of front-end nitroguanidine, a special synthesis nitration kettle is required to prepare mixed liquor. Because the equipment needs sealing treatment when reacting to avoid harmful gas to spill over, can't directly observe inside liquid water level from outside, install additional overflow arrangement needs to set for the back trigger, has increased the earlier stage input cost of equipment on the one hand, and on the other hand overflow arrangement once inefficacy, can cause the configuration failure (precision is not enough, purity is not good enough) even produces the security risk.
Therefore, there is a need for an automatic overflow synthetic nitration kettle which solves the technical drawbacks set forth in the above-mentioned technology.
Disclosure of utility model
The utility model aims to provide an automatic overflow synthetic nitration kettle, which solves the problems of insufficient configuration precision and poor purity in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic synthetic nitrifying kettle of overflow, includes the cauldron body and first opening of throwing in, fixedly connected with mount in the middle of the internal portion of cauldron, cauldron body top left side is provided with first opening of throwing in, cauldron body top right side is provided with the second and throws in the opening, cauldron body top intermediate position is provided with sealed material throwing mouth, fixedly connected with honeycomb duct in the sealed material throwing mouth, the honeycomb duct extends to the cauldron is internal, sealed material throwing mouth top installs sealed lid additional, cauldron body left side is provided with cooling device, cauldron body inner wall right side is provided with the overflow passageway, overflow passageway inner wall below welding has the dog, overflow passageway inner wall activity is equipped with the separation blade, overflow passageway outside intercommunication has the overflow pipe, the external wall right side fixedly connected with treatment box of cauldron.
Preferably, an exhaust pipe is arranged above the inner wall of the kettle body, the exhaust pipe extends to the outside of the kettle body and is communicated with the treatment box, and a check valve is arranged between the exhaust pipe and the treatment box.
Preferably, a storage box is arranged on the right side of the kettle body, a high-pressure pump is arranged outside the storage box, a pumping pipe is arranged at the output end of the high-pressure pump, and the pumping pipe is fixedly connected to the treatment box.
Preferably, the cooling coil is fixedly connected to the outside of the fixing frame, the input end of the cooling coil is connected to the output end of the cooling device, and the output end of the cooling coil flows back to the input end of the cooling device.
Preferably, the axle sleeve has been cup jointed in the mount bottom activity, the axle sleeve can be around the mount relative rotation, axle sleeve both sides are fixedly connected with stirring frame respectively, cauldron body bottom fixedly connected with driving motor, driving motor's output shaft fixedly connected with driving gear, the top meshing of driving gear is connected with driven gear, driven gear movable assembly is in cauldron body bottom and with axle sleeve fixed connection.
Preferably, a pressure sensor is arranged on the left side of the kettle body, and the pressure sensor is electrically connected with the nitrifying kettle control system.
Compared with the prior art, the utility model has the beneficial effects that: the automatic overflow synthesis nitration kettle not only realizes automatic overflow, maintains proportioning accuracy, improves proportioning purity, realizes treatment of volatile stimulation gas, ensures preparation safety, but also realizes uniform stirring, rapid cooling and improves preparation rate;
(1) By arranging the overflow channel, the baffle plate, the overflow pipe and the stop block, the right side of the kettle body is provided with the overflow channel, when the mixed liquid raw material in the kettle body is higher than a water line where the overflow channel is positioned, the baffle plate is impacted rightwards by redundant liquid under the action of hydraulic impact to open the baffle plate, when the water level is lowered, the baffle plate is reset under the action of gravity, and the liquid is discharged from the overflow pipe, so that automatic overflow is realized, the proportioning accuracy is maintained, and the preparation purity is higher;
(2) The guanidine nitrate raw material is put in from the first putting port or the second putting port, the proportioning nitric acid is put in from the sealed putting port, the nitric acid is led into the kettle body through the flow guide pipe, the nitric acid is stirred uniformly and is subjected to cooling of mixed liquid, a large amount of nitric acid irritant steam generated in the preparation process is led out from the exhaust pipe and enters the treatment tank, the high-pressure pump extracts the treating agent from the storage tank after entering the treatment tank, the treating agent is sprayed in the treatment tank through the pumping pipe, the gas is discharged after being treated, and volatilization of choking gas is reduced, so that the preparation safety is ensured;
(3) Through being provided with driving motor, driving gear, driven gear, axle sleeve, stirring frame, cooling coil, the driving motor drive driving gear of cauldron body bottom rotates, drives driven gear meshing and rotates to the rotation through the axle sleeve drives the stirring frame and stirs at the mixed liquid bottom at the uniform velocity, mixes with higher speed and mix more evenly, and mount department is fixed with cooling coil, leads in the coolant liquid through cooling device, and cools off the mixed liquid through the cooling coil of returning the shape, and stirring subassembly is slowed down and slowly rotates when the cooling, then stews until the mixed liquid cooling, realizes even stirring and cooling, has more even configuration and cooling effect.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is a schematic diagram of the cross-sectional elevation of the overflow channel of the present utility model;
FIG. 3 is a schematic elevational view of the agitator frame of the present utility model;
FIG. 4 is a schematic cross-sectional elevation view of a treatment tank according to the present utility model.
In the figure: 1. a kettle body; 2. a first delivery port; 3. a pressure sensor; 4. a fixing frame; 5. a cooling coil; 6. a cooling device; 7. a stirring rack; 8. a shaft sleeve; 9. a driven gear; 10. a drive gear; 11. a driving motor; 12. a storage box; 13. a high pressure pump; 14. drawing out a pipe; 15. an overflow pipe; 16. a treatment box; 17. a check valve; 18. an exhaust pipe; 19. an overflow channel; 20. a second delivery port; 21. a flow guiding pipe; 22. sealing the feed inlet; 23. a baffle; 24. and a stop block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to fig. 1-4, an automatic overflow synthetic nitration kettle comprises a kettle body 1 and a first throwing port 2, wherein a fixing frame 4 is fixedly connected in the middle of the inside of the kettle body 1, the left side of the top of the kettle body 1 is provided with the first throwing port 2, the right side of the top of the kettle body 1 is provided with a second throwing port 20, the middle position of the top of the kettle body 1 is provided with a sealed throwing port 22, a flow guide pipe 21 is fixedly connected in the sealed throwing port 22, the flow guide pipe 21 extends into the kettle body 1, the top of the sealed throwing port 22 is additionally provided with a sealing cover, the left side of the kettle body 1 is provided with a cooling device 6, the right side of the inner wall of the kettle body 1 is provided with an overflow channel 19, a stop block 24 is welded below the inner wall of the overflow channel 19, a baffle piece 23 is movably arranged on the inner wall of the overflow channel 19, an overflow pipe 15 is communicated with the outside of the overflow channel 19, and the right side of the outer wall of the kettle body 1 is fixedly connected with a treatment tank 16;
Specifically, as shown in fig. 1 and 2, an overflow channel 19 is arranged on the right side of the kettle body 1, when the mixed liquid raw material in the kettle body 1 is higher than the water level line where the overflow channel 19 is located, the baffle plate 23 is opened by impacting rightward under the action of water pressure impact by redundant liquid, when the water level drops, the baffle plate 23 is reset under the action of gravity, and the liquid is discharged from the overflow pipe 15, so that automatic overflow is realized.
Example 2: an exhaust pipe 18 is arranged above the inner wall of the kettle body 1, the exhaust pipe 18 extends to the outside of the kettle body 1 and is communicated with a treatment box 16, a check valve 17 is arranged between the exhaust pipe 18 and the treatment box 16, a storage box 12 is arranged on the right side of the kettle body 1, a high-pressure pump 13 is arranged outside the storage box 12, an extraction pipe 14 is arranged at the output end of the high-pressure pump 13, the extraction pipe 14 is fixedly connected to the treatment box 16, a pressure sensor 3 is arranged on the left side of the kettle body 1, and the pressure sensor 3 is electrically connected with a nitrifying kettle control system;
Specifically, as shown in fig. 1 and 4, guanidine nitrate raw material is fed from a first feeding port 2 or a second feeding port 20, proportioned nitric acid is fed from a sealed feeding port 22, the proportioned nitric acid is led into a kettle body 1 through a flow guide pipe 21, the proportioned guanidine nitrate raw material is stirred uniformly and is cooled by a mixed solution, a large amount of nitric acid-stimulated steam generated in the preparation process is led out from an exhaust pipe 18 and enters a treatment box 16, a high-pressure pump 13 extracts a treatment agent from the storage box 12 after entering the treatment box 16, and the treatment agent is sprayed into the treatment box 16 through a pumping pipe 14, is discharged after being treated, and reduces volatilization of choking gas.
Example 3: the outside of the fixed frame 4 is fixedly connected with a cooling coil 5, the input end of the cooling coil 5 is connected to the output end of the cooling device 6, the output end of the cooling coil 5 flows back to the input end of the cooling device 6, the bottom of the fixed frame 4 is movably sleeved with a shaft sleeve 8, the shaft sleeve 8 can relatively rotate around the fixed frame 4, two sides of the shaft sleeve 8 are respectively and fixedly connected with a stirring frame 7, the bottom end of the kettle body 1 is fixedly connected with a driving motor 11, the output shaft of the driving motor 11 is fixedly connected with a driving gear 10, the top of the driving gear 10 is in meshed connection with a driven gear 9, and the driven gear 9 is movably assembled at the bottom of the kettle body 1 and is fixedly connected with the shaft sleeve 8;
Specifically, as shown in fig. 1 and 3, a driving motor 11 at the bottom of the kettle body 1 drives a driving gear 10 to rotate, drives a driven gear 9 to rotate in a meshed manner, so that a stirring frame 7 is driven to stir at a uniform speed at the bottom of the mixed liquid through rotation of a shaft sleeve 8, the mixed liquid is accelerated and mixed more uniformly, a cooling coil 5 is fixed at a fixing frame 4, cooling liquid is led in through a cooling device 6, the mixed liquid is cooled through the cooling coil 5 in a shape of a loop, and a stirring assembly is slowed down and slowly rotates while cooling, and then stands until the mixed liquid is cooled.
Working principle: guanidine nitrate raw materials are put into the kettle body 1 from the first feeding port 2 or the second feeding port 20, proportioned nitric acid is put into the kettle body 22, the proportioned nitric acid is led into the kettle body 1 from the guide pipe 21, the driving motor 11 at the bottom of the kettle body 1 drives the driving gear 10 to rotate, the driven gear 9 is driven to rotate in a meshed mode, the stirring frame 7 is driven to stir at the bottom of mixed liquid at a uniform speed through the rotation of the shaft sleeve 8, the mixed liquid is accelerated and mixed more uniformly, the cooling coil 5 is fixed at the fixing frame 4, cooling liquid is led in through the cooling equipment 6, the mixed liquid is cooled through the cooling coil 5 in a circular shape, the stirring assembly is cooled down and slowly rotates, then the stirring assembly is kept still until the mixed liquid is cooled, a large amount of nitric acid irritant steam generated in the stirring preparation process is led out from the exhaust pipe 18, after the mixed liquid enters the treatment tank 16, the high-pressure pump 13 pumps the treatment agent out of the storage tank 12, the treatment agent is sprayed into the treatment tank 16 through the pumping pipe 14, the gas is discharged after the treatment tank 16, the gas is discharged again, an overflow channel 19 is arranged on the right side of the kettle body 1, when the mixed liquid raw material in the kettle body is higher than the water level of the overflow channel 19, the mixed liquid is cooled through the cooling equipment 6, the cooling assembly is cooled down through the cooling assembly, the stirring assembly is enabled to fall down under the action of the water level of the overflow channel, the overflow sheet is automatically, the overflow sheet is reset, and the overflow sheet is enabled to fall down under the effect of the action of the overflow sheet is realized, and the overflow sheet is reset, and the overflow sheet is realized.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an automatic synthetic nitrifying kettle of overflow, includes the cauldron body (1) and first input mouth (2), its characterized in that: the novel kettle comprises a kettle body (1), wherein a fixing frame (4) is fixedly connected in the middle of the inside of the kettle body (1), a first throwing opening (2) is formed in the left side of the top of the kettle body (1), a second throwing opening (20) is formed in the right side of the top of the kettle body (1), a sealing material throwing opening (22) is formed in the middle of the top of the kettle body (1), a guide pipe (21) is fixedly connected in the sealing material throwing opening (22), the guide pipe (21) extends into the kettle body (1), a sealing cover is additionally arranged at the top of the sealing material throwing opening (22), cooling equipment (6) is arranged on the left side of the kettle body (1), an overflow channel (19) is arranged on the right side of the inner wall of the kettle body (1), a stop block (24) is welded below the inner wall of the overflow channel (19), a baffle (23) is movably assembled on the inner wall of the overflow channel (19), an overflow pipe (15) is communicated with the outside of the overflow channel (19), and a treatment box (16) is fixedly connected to the right side of the outer wall of the kettle body (1).
2. An automatically overflowed synthetic nitration tank according to claim 1 characterised in that: an exhaust pipe (18) is arranged above the inner wall of the kettle body (1), the exhaust pipe (18) extends to the outside of the kettle body (1) and is communicated with the treatment box (16), and a check valve (17) is arranged between the exhaust pipe (18) and the treatment box (16).
3. An automatically overflowed synthetic nitration tank according to claim 1 characterised in that: the novel high-pressure kettle is characterized in that a storage box (12) is arranged on the right side of the kettle body (1), a high-pressure pump (13) is arranged outside the storage box (12), a pumping pipe (14) is arranged at the output end of the high-pressure pump (13), and the pumping pipe (14) is fixedly connected to a processing box (16).
4. An automatically overflowed synthetic nitration tank according to claim 1 characterised in that: the cooling coil (5) is fixedly connected to the outside of the fixing frame (4), the input end of the cooling coil (5) is connected to the output end of the cooling device (6), and the output end of the cooling coil (5) flows back to the input end of the cooling device (6).
5. An automatically overflowed synthetic nitration tank according to claim 1 characterised in that: the utility model discloses a kettle, including fixing frame (4), shaft sleeve (8), stirring frame (7) are fixed respectively in shaft sleeve (8) both sides, cauldron body (1) bottom fixedly connected with driving motor (11), the output shaft fixedly connected with driving gear (10) of driving motor (11), the top meshing of driving gear (10) is connected with driven gear (9), driven gear (9) movable assembly is in cauldron body (1) bottom and with shaft sleeve (8) fixed connection.
6. An automatically overflowed synthetic nitration tank according to claim 1 characterised in that: the left side of the kettle body (1) is provided with a pressure sensor (3), and the pressure sensor (3) is electrically connected with the nitrifying kettle control system.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220803217U true CN220803217U (en) | 2024-04-19 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |