CN219836501U - Salt forming reaction kettle stirring and cooling device - Google Patents
Salt forming reaction kettle stirring and cooling device Download PDFInfo
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- CN219836501U CN219836501U CN202321016712.3U CN202321016712U CN219836501U CN 219836501 U CN219836501 U CN 219836501U CN 202321016712 U CN202321016712 U CN 202321016712U CN 219836501 U CN219836501 U CN 219836501U
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- pipe
- stirring
- kettle body
- water
- kettle
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- 238000003756 stirring Methods 0.000 title claims abstract description 48
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 37
- 238000001816 cooling Methods 0.000 title claims abstract description 31
- 150000003839 salts Chemical class 0.000 title claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000000498 cooling water Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims 5
- 241001330002 Bambuseae Species 0.000 claims 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 5
- 239000011425 bamboo Substances 0.000 claims 5
- 230000015572 biosynthetic process Effects 0.000 claims 1
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 abstract description 20
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 abstract description 20
- 238000007599 discharging Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- JOVOSQBPPZZESK-UHFFFAOYSA-N phenylhydrazine hydrochloride Chemical compound Cl.NNC1=CC=CC=C1 JOVOSQBPPZZESK-UHFFFAOYSA-N 0.000 description 1
- 229940038531 phenylhydrazine hydrochloride Drugs 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model provides a stirring and cooling device of a salifying reaction kettle, which comprises a kettle body, wherein a first feeding pipe is arranged on the side wall of the kettle body, a discharging pipe is arranged on the bottom wall of the kettle body, a second feeding pipe is arranged on the top wall of the kettle body, a first water inlet pipe is arranged in the center of the bottom wall of the kettle body, a cover cylinder is fixed in the center of the top of the kettle body, a first water outlet pipe is communicated with the side end of the cover cylinder, a driving device is arranged at the upper end of the cover cylinder, a vertical pipe is fixed on an output shaft of the driving device and vertically penetrates through the cover cylinder downwards to be in rotary connection with the first water inlet pipe, a water outlet hole communicated with the inside of the cover cylinder is arranged on the side wall of the upper end of the vertical pipe, and stirring blades are fixed on the vertical pipe in the kettle body. According to the stirring and cooling device for the salifying reaction kettle, hydrazine hydrate flows into water along the vertical pipe, so that stirring blades can be used for stirring and mixing rapidly; meanwhile, when hydrazine hydrate reacts with water along the vertical pipe, reaction heat release mainly occurs around the vertical pipe. Cooling water is introduced into the vertical pipe, so that the heat exchange and cooling can be effectively realized, and a good cooling effect is achieved on the center of the kettle body.
Description
Technical Field
The utility model relates to a reaction kettle cooling and stirring technology, in particular to a stirring and cooling device of a salifying reaction kettle.
Background
The salification reaction is a reaction which takes hydrazine hydrate and hydrochloric acid as raw materials, and the feeding mole ratio is that the hydrazine hydrate: hydrochloric acid=1:1.03, conversion (calculated as hydrazine hydrate) was 98% and yield (calculated as phenylhydrazine hydrochloride) was 98%. Before the reaction, water is added into a reaction kettle, hydrazine hydrate is added for dissolution, and hydrochloric acid is added dropwise after stirring and cooling are uniform.
Hydrazine hydrate can produce exothermic reaction when adding the aquatic and dissolve, and reaction exothermic position is usually near around the center in reation kettle, and current reation kettle cools down the cooling through the outer wall when stirring, can't cool down to central reaction exothermic department, makes reation kettle holistic heat conduction speed slow, and stirring cooling effect is poor.
Disclosure of Invention
The utility model provides a stirring and cooling device of a salifying reaction kettle, which is used for solving the problem that the existing stirring and cooling device cannot cool the exothermic reaction part in the center of the kettle body.
The utility model provides a stirring and cooling device of a salifying reaction kettle, which comprises a kettle body, wherein a first feeding pipe is arranged on the side wall of the kettle body, a discharging pipe is arranged on the bottom wall of the kettle body, a second feeding pipe is arranged on the top wall of the kettle body, a first water inlet pipe is arranged in the center of the bottom wall of the kettle body, a cover cylinder is fixed in the center of the top of the kettle body, a first water outlet pipe is communicated with the side end of the cover cylinder, a driving device is arranged at the upper end of the cover cylinder, a vertical pipe is fixed on an output shaft of the driving device, the vertical pipe vertically penetrates through the cover cylinder and is in rotary connection with the first water inlet pipe, a water outlet hole communicated with the inside of the cover cylinder is arranged on the side wall of the upper end of the vertical pipe, and stirring blades are fixed on the vertical pipe in the kettle body.
Optionally, a guide groove is fixed on the inner wall of the kettle body below the second feeding pipe, and the guide groove inclines towards the vertical pipe for guiding materials.
Optionally, a distributing device is fixed at the upper end of the kettle body, a discharging hole facing the vertical pipe is arranged on the distributing device, and the distributing device is communicated with the second feeding pipe.
Optionally, a plurality of guide plates in annular arrays are fixed on the side wall of the vertical tube, and the guide plates are arranged at the upper ends of the stirring blades.
Optionally, a jacket is fixedly sleeved on the outer wall of the kettle body, a second water inlet pipe communicated with the jacket is arranged at the lower end of the jacket, and a second water outlet pipe communicated with the jacket is arranged at the upper end of the jacket.
Optionally, the second water inlet pipe is communicated with the first water inlet pipe through a three-way pipe and is communicated with the water return of the cooling water through a three-way pipe.
Optionally, said.
Compared with the prior art, the stirring and cooling device for the salifying reaction kettle has the beneficial effects that:
the hydrazine hydrate flows into water along the vertical pipe, and the stirring blades rotate around the vertical pipe to stir, so that rapid stirring and mixing are facilitated; meanwhile, when hydrazine hydrate reacts with water along the vertical pipe, reaction heat release mainly occurs around the vertical pipe. The cooling water entering through the first water inlet pipe can quickly exchange heat and cool the reaction of hydrazine hydrate in the process of rising in the vertical pipe, and has good cooling effect on the center of the kettle body. After entering the cover cylinder, the cooling water subjected to heat exchange flows back through the first water outlet pipe to be collected for recycling, and the reacted materials are discharged from the material discharging pipe.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a stirring and cooling device of a salifying reaction kettle, according to an embodiment of the utility model;
FIG. 2 is a cross-sectional view of FIG. 1 of a stirring and cooling device of a salifying reaction kettle provided by an embodiment of the utility model;
FIG. 3 is a cross-sectional view of the stirring and cooling device of the salt-forming reaction kettle, which is provided by an embodiment of the utility model;
FIG. 4 is a cross-sectional view of a jacket structure of a stirring and cooling device of a salt-forming reaction kettle according to an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a distributor of a stirring and cooling device of a salt-forming reaction kettle, according to an embodiment of the utility model;
fig. 6 is a sectional view of a material guiding plate of a stirring and cooling device of a salifying reaction kettle according to an embodiment of the utility model.
Reference numerals illustrate:
a kettle body 1; a first feed pipe 2; a discharge pipe 3; a second feed tube 4; a first inlet pipe 5; a cover cylinder 6; a first outlet pipe 7; a driving device 8; a standpipe 9; a water outlet hole 10; a stirring blade 11; a guide chute 12; a distributor 13; a guide plate 14; a jacket 15; a second inlet pipe 16; a second outlet pipe 17.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are 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 also within the scope of the utility model.
As shown in fig. 1-3, an embodiment of the utility model provides a stirring and cooling device for a salifying reaction kettle, which comprises a kettle body 1, wherein a first feeding pipe 2 is arranged on the side wall of the kettle body 1, a discharging pipe 3 is arranged on the bottom wall of the kettle body 1, a second feeding pipe 4 is arranged on the top wall of the kettle body 1, a first water inlet pipe 5 is arranged in the center of the bottom wall of the kettle body 1, a cover cylinder 6 is fixed in the center of the top of the kettle body 1, a first water outlet pipe 7 is communicated with the side end of the cover cylinder 6, a driving device 8 is arranged at the upper end of the cover cylinder 6, a vertical pipe 9 is fixed on an output shaft of the driving device 8, the vertical pipe 9 vertically penetrates through the cover cylinder 6 and is in rotary connection with the first water inlet pipe 5, a water outlet hole 10 communicated with the inside of the cover cylinder 6 is arranged on the side wall of the upper end of the vertical pipe 9, and stirring blades 11 are fixed on the vertical pipe 9 inside the kettle body 1.
When the stirring device is used, water is added into the kettle body 1 through the first feeding pipe 2, hydrazine hydrate is added into the kettle body 1 through the second feeding pipe 4, and the driving device 8 drives the vertical pipe 9 to rotate to drive the stirring blade 11 to rotate while feeding. The hydrazine hydrate flows downwards into the water along the outer wall of the vertical pipe 9, and is stirred by the stirring blade 11 to be mixed with the water for reaction; the cooling water enters the vertical pipe 9 from the first water inlet pipe 5 while stirring and mixing, the reaction heat around the vertical pipe 9 is released, the temperature is reduced, the cooling water after heat exchange flows into the cover cylinder 6 from the water outlet hole 10 upwards along the vertical pipe 9, and finally the cooling water is discharged and flows back from the first water outlet pipe 7. The discharge pipe 3 is used for discharging the reacted materials.
In the embodiment, hydrazine hydrate flows into water along the vertical pipe 9, and the stirring blades 11 rotate around the vertical pipe 9 to stir, so that rapid stirring and mixing are facilitated; meanwhile, when hydrazine hydrate reacts with water along the vertical pipe 9, reaction heat release mainly occurs around the vertical pipe 9. The cooling water entering through the first water inlet pipe 5 can quickly exchange heat and cool the reaction heat of hydrazine hydrate in the process of rising along the vertical pipe 9, and has good cooling effect on the center of the kettle body 1. After entering the cover cylinder 6, the cooling water subjected to heat exchange flows back through the first water outlet pipe 7 to be collected for recycling, and the reacted materials are discharged from the discharge pipe 3.
In one possible implementation manner, a guide groove 12 is fixed on the inner wall of the kettle body 1 below the second feeding pipe 4, and the guide groove 12 inclines to the vertical pipe 9 for guiding materials.
The hydrazine hydrate entering from the second feeding pipe 4 can be guided to the vertical pipe 9 through the guide chute 12, so that the hydrazine hydrate flows downwards into water along the vertical pipe 9, and the periphery of the vertical pipe 9 is convenient to cool down.
As shown in fig. 4 and 5, in one possible implementation manner, a distributor 13 is fixed at the upper end of the kettle body 1, a discharge hole facing the standpipe 9 is arranged on the distributor 13, and the distributor 13 is communicated with the second feeding pipe 4.
The distributor 13 discharges materials to the vertical pipe 9 from all around, so that the hydrazine hydrate can flow downwards into water along the side wall of the vertical pipe 9 from all directions, the stirring and the mixing are convenient, and the inflow reaction area of the hydrazine hydrate is increased.
As shown in fig. 4 and 6, in one possible implementation, a plurality of guide plates 14 are fixed on the side wall of the standpipe 9 in an annular array, and the guide plates 14 are disposed at the upper ends of the stirring blades 11.
Vertical downward grooves are formed between the guide plates 14 fixed on the vertical pipes 9, so that the hydrazine hydrate is uniformly separated, and meanwhile, the contact area of heat exchange is increased, and the heat exchange efficiency is improved.
As shown in fig. 4 and fig. 5, in one possible implementation manner, a jacket 15 is fixedly sleeved on the outer wall of the kettle body 1, a second water inlet pipe 16 communicated with the jacket 15 is arranged at the lower end of the jacket 15, and a second water outlet pipe 17 communicated with the jacket is arranged at the upper end of the jacket.
Cooling water is injected into the jacket 15 through the second water inlet pipe 16, so that the outer wall of the kettle body 1 can be subjected to heat exchange and cooling, and the kettle body 1 can be cooled in a large area. The cooling water in the jacket 15 is discharged from the second water outlet pipe 17 to return.
In one possible implementation, the second water inlet pipe 16 and the first water inlet pipe 5 are communicated with the inlet water of the cooling water through a three-way pipe, and the second water outlet pipe 17 and the first water outlet pipe 7 are communicated with the return water of the cooling water through a three-way pipe.
The standpipe 9 and the jacket 15 can synchronously pass in and out cooling water and cool down by matching the inside and outside of the cooling water, and the same cooling water circulation system is used.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solution of the present utility model, and not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will appreciate that; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (6)
1. The utility model provides a salt formation reation kettle stirring cooling device, includes the cauldron body (1), the lateral wall of the cauldron body (1) is equipped with first inlet pipe (2), the diapire of the cauldron body (1) is equipped with row material pipe (3), the roof of the cauldron body (1) is equipped with second inlet pipe (4), its characterized in that: the utility model discloses a kettle, including kettle body (1), lid, riser, stirring vane (11), wherein the diapire center of the kettle body (1) is equipped with first inlet tube (5), the top center of the kettle body (1) is fixed with a cover section of thick bamboo (6), the side intercommunication of a cover section of thick bamboo (6) has first outlet pipe (7), drive arrangement (8) are installed to the upper end of a cover section of thick bamboo (6), be fixed with riser (9) on the output shaft of drive arrangement (8), riser (9) vertically pass a cover section of thick bamboo (6) downwards and first inlet tube (5) swivelling joint, riser (9) upper end lateral wall be equipped with outlet hole (10) of intercommunication in the cover section of thick bamboo (6), be fixed with stirring vane (11) on riser (9) in the kettle body (1).
2. The salifying reaction kettle stirring and cooling device according to claim 1, wherein: a guide groove (12) is fixed on the inner wall of the kettle body (1) below the second feeding pipe (4), and the guide groove (12) is used for guiding materials obliquely towards the vertical pipe (9).
3. The salifying reaction kettle stirring and cooling device according to claim 1, wherein: the upper end of the kettle body (1) is fixedly provided with a distributing device (13), the distributing device (13) is provided with a discharge hole facing the vertical pipe (9), and the distributing device (13) is communicated with the second feeding pipe (4).
4. A salt forming reactor stirring and cooling device according to one of claims 2 or 3, wherein: a plurality of annular guide plates (14) are fixed on the side wall of the vertical pipe (9), and the guide plates (14) are arranged at the upper ends of the stirring blades (11).
5. The salifying reaction kettle stirring and cooling device according to claim 1, wherein: the outer wall of the kettle body (1) is sleeved and fixed with a jacket (15), the lower end of the jacket (15) is provided with a second water inlet pipe (16) communicated with the jacket, and the upper end of the jacket is provided with a second water outlet pipe (17) communicated with the jacket.
6. The salifying reaction kettle stirring and cooling device according to claim 5, wherein: the second water inlet pipe (16) and the first water inlet pipe (5) are communicated with the water inlet of the cooling water through a three-way pipe, and the second water outlet pipe (17) and the first water outlet pipe (7) are communicated with the water return of the cooling water through a three-way pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321016712.3U CN219836501U (en) | 2023-04-28 | 2023-04-28 | Salt forming reaction kettle stirring and cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321016712.3U CN219836501U (en) | 2023-04-28 | 2023-04-28 | Salt forming reaction kettle stirring and cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219836501U true CN219836501U (en) | 2023-10-17 |
Family
ID=88305724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321016712.3U Active CN219836501U (en) | 2023-04-28 | 2023-04-28 | Salt forming reaction kettle stirring and cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219836501U (en) |
-
2023
- 2023-04-28 CN CN202321016712.3U patent/CN219836501U/en active Active
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