CN211837900U - Magnesium sulfate is double-shaft mixer for synthesis - Google Patents
Magnesium sulfate is double-shaft mixer for synthesis Download PDFInfo
- Publication number
- CN211837900U CN211837900U CN202020298097.XU CN202020298097U CN211837900U CN 211837900 U CN211837900 U CN 211837900U CN 202020298097 U CN202020298097 U CN 202020298097U CN 211837900 U CN211837900 U CN 211837900U
- Authority
- CN
- China
- Prior art keywords
- box body
- magnesium sulfate
- sulphuric acid
- box
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 title claims abstract description 62
- 229910052943 magnesium sulfate Inorganic materials 0.000 title claims abstract description 31
- 235000019341 magnesium sulphate Nutrition 0.000 title claims abstract description 31
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 23
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 21
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 91
- 239000001117 sulphuric acid Substances 0.000 claims abstract description 21
- 235000011149 sulphuric acid Nutrition 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000036632 reaction speed Effects 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 241001131796 Botaurus stellaris Species 0.000 abstract description 6
- 150000003839 salts Chemical class 0.000 abstract description 5
- 239000013535 sea water Substances 0.000 abstract description 5
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 10
- 238000003756 stirring Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- WRUGWIBCXHJTDG-UHFFFAOYSA-L magnesium sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Mg+2].[O-]S([O-])(=O)=O WRUGWIBCXHJTDG-UHFFFAOYSA-L 0.000 description 1
- 229940061634 magnesium sulfate heptahydrate Drugs 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model relates to magnesium sulfate synthesis equipment, a double-shaft mixer for magnesium sulfate synthesis, the box length direction of which is inclined, the inclination angle of the box length direction is 10-15 degrees, a solution inlet pipe is arranged on the box cover and arranged at the high point position at the top of the box cover, a finished product discharging pipe is arranged at the bottom of the box body and arranged at the low point position at the bottom of the box body; the sulphuric acid dropping component comprises a sulphuric acid charging barrel, a liquid separating pipe and a plurality of sulphuric acid dropping pipes, wherein the sulphuric acid charging barrel is fixedly mounted at the top of the box body, the liquid separating pipe is arranged at the bottom of the sulphuric acid charging barrel and penetrates through the box cover to be arranged inside the box body, and the tail end of the liquid separating pipe is provided with the sulphuric acid dropping pipes distributed in a scattered manner. The double-shaft stirrer is suitable for large-scale production of magnesium sulfate, optimizes the structure aiming at the magnesium sulfate synthesis condition, improves the production efficiency, is slow and uniform in addition of sulfuric acid solution, and is particularly suitable for the process of a seawater solar salt bittern method.
Description
Technical Field
The utility model relates to a magnesium sulfate synthesis equipment, especially the solution agitated vessel who uses in the magnesium sulfate production process.
Background
In the prior art, a magnesium sulfate synthesis technology is one of the modes, namely a seawater solar salt bittern method is used for obtaining bittern by seawater solar salt drying, the bittern is soaked and dissolved by a magnesium chloride solution, a hot sulfuric acid solution is gradually added into magnesium carbonate, the hot solution is filtered, a filtrate is cooled, and magnesium sulfate heptahydrate is obtained after final recrystallization. Under the condition that the temperature in the north is lower, after hot sulfuric acid solution is added, because the temperature is lower, under the condition of insufficient stirring, the solution is accommodated and separated out, and partial magnesium sulfate crystals are separated out in the solution filtering process, so that the magnesium sulfate waste is caused. The traditional stirrer is suitable for synthesizing a small amount of magnesium sulfate, and the production of a large amount of industrial magnesium sulfate needs frequent addition of raw materials due to small volume, waiting for stirring and solution discharge, so that the production efficiency is low. Meanwhile, sulfuric acid needs to be slowly and uniformly added into the solution, which is difficult to realize by a traditional stirrer.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a double-shaft mixer is used in magnesium sulfate synthesis is fit for the large-scale production magnesium sulfate and uses, optimizes the structure to the magnesium sulfate synthesis condition, improves production efficiency, adds that sulphuric acid solution is slow and even.
In order to achieve the above object, the utility model adopts the following technical scheme:
a double-shaft stirrer for magnesium sulfate synthesis comprises a box body, a box cover, a driving shaft, a driven shaft and a sulfuric acid dripping assembly, wherein the top of the box body is open, the box cover is detachably covered on the top of the box body, the driving shaft and the driven shaft penetrate through the box body in the length direction, the parts of the driving shaft and the driven shaft, which extend out of the box body, are supported through bearings, a first transmission gear is arranged on the driving shaft, a second transmission gear is arranged on the driven shaft, the first transmission gear and the second transmission gear are meshed with each other, and blades are arranged on the driving shaft;
the box body is obliquely arranged in the length direction, the inclination angle of the box body in the length direction is 10-15 degrees, the box cover is provided with a solution feeding pipe, the solution feeding pipe is arranged at a high point position at the top of the box cover, the bottom of the box body is provided with a finished product discharging pipe, and the finished product discharging pipe is arranged at a low point position at the bottom of the box body; the sulphuric acid dropping component comprises a sulphuric acid charging barrel, a liquid separating pipe and a plurality of sulphuric acid dropping pipes, wherein the sulphuric acid charging barrel is fixedly mounted at the top of the box body, the liquid separating pipe is arranged at the bottom of the sulphuric acid charging barrel and penetrates through the box cover to be arranged inside the box body, and the tail end of the liquid separating pipe is provided with the sulphuric acid dropping pipes distributed in a scattered manner.
Preferably, the bottom of the box body is provided with a heating resistor which is used for heating the solution in the box body so as to accelerate the reaction speed of the sulfuric acid and the solution.
Preferably, the sulfuric acid droppers are distributed along the width direction of the box body.
Preferably, the blade is a nylon blade or a resin blade.
Preferably, the driving shaft and the driven shaft are nylon shafts.
Preferably, the inner wall of the box body is coated with an acid-proof coating.
Use the utility model discloses a beneficial effect is:
this device passes through the inside driving shaft and the driven shaft that sets up of box to the realization is to the fierce stirring of solution in the box, and the box slope of this mixer sets up, and solution accessible top is reinforced, and the finished product discharging pipe ejection of compact of bottom low point position makes things convenient for the solution discharge box after the stirring. This device bottom sets up heating resistor, through the inside solution of heating resistor heating box, avoids crossing low because of the temperature for solution and sulphuric acid keep higher temperature, guarantee reaction rate. The sulfuric acid dripping component arranged on the box cover can slowly and uniformly drip sulfuric acid into the box body, so that the sulfuric acid adding process meets the sulfuric acid dripping condition of the magnesium sulfate synthesis reaction.
The device is particularly suitable for magnesium sulfate synthesis, the structural characteristics of the device meet the requirement of concentrated sulfuric acid dropping in a seawater solar salt bittern method, the stirring speed and the reaction temperature can be guaranteed, and the production efficiency is improved.
Drawings
Fig. 1 is an internal schematic view of a top view of the double-shaft mixer for magnesium sulfate synthesis of the present invention.
Fig. 2 is a schematic side view of the double-shaft mixer for magnesium sulfate synthesis of the present invention.
Fig. 3 is an internal schematic view of the top view of the double-shaft stirrer for magnesium sulfate synthesis of the present invention.
The reference numerals include:
10-box body, 11-finished product discharge pipe, 12-support frame, 13-heating resistor, 20-box cover, 21-solution feed pipe, 30-driving shaft, 31-driving gear, 32-first transmission gear, 40-driven shaft, 41-second transmission gear, 50-blade, 60-bearing, 71-sulfuric acid charging barrel, 72-liquid separating pipe and 73-sulfuric acid dropper.
Detailed Description
In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.
As shown in fig. 1 to 3, the double-shaft mixer for magnesium sulfate synthesis provided by the present embodiment includes a box 10, a box cover 20, a driving shaft 30, a driven shaft 40 and a sulfuric acid dropping component, wherein the top of the box 10 is open, the box cover 20 is detachably covered on the top of the box 10, the driving shaft 30 and the driven shaft 40 penetrate through the box 10 in the length direction, the parts of the driving shaft 30 and the driven shaft 40 extending out of the box 10 are supported by a bearing 60, the driving shaft 30 is provided with a first transmission gear 32, the driven shaft 40 is provided with a second transmission gear 41, the first transmission gear 32 and the second transmission gear 41 are engaged with each other, and the driving shaft 30 and the driven shaft 40 are provided with blades 50 at the; the box body 10 is obliquely arranged in the length direction, the inclination angle of the box body 10 in the length direction is 10-15 degrees, a solution feeding pipe 21 is arranged on the box cover 20, the solution feeding pipe 21 is arranged at the high point position of the top of the box cover 20, a finished product discharging pipe 11 is arranged at the bottom of the box body 10, and the finished product discharging pipe 11 is arranged at the low point position of the bottom of the box body 10; the sulfuric acid dropping assembly comprises a sulfuric acid cylinder 71, a liquid separating pipe 72 and a plurality of sulfuric acid dropping pipes 73, the sulfuric acid cylinder 71 is fixedly mounted at the top of the box body 10, the liquid separating pipe 72 is arranged at the bottom of the sulfuric acid cylinder 71, the liquid separating pipe 72 penetrates through the box cover 20 and is arranged inside the box body 10, and the plurality of sulfuric acid dropping pipes 73 distributed in a scattered mode are arranged at the tail end of the liquid separating pipe 72.
Preferably, the bottom of the tank 10 is provided with a heating resistor 13, and the heating resistor 13 is used for heating the solution in the tank 10 to accelerate the reaction speed of the sulfuric acid and the solution, so as to cope with the condition that the temperature is low in the northern area in winter.
The sulfuric acid droppers 73 are distributed along the width and length of the tank 10.
In order to protect the interior of the case 10 from acid, the blade 50 is a nylon blade 50 or a resin blade 50. The driving shaft 30 and the driven shaft 40 are nylon shafts. The inner wall of the box body 10 is coated with an acid-proof coating.
The structure of the mixer is described in detail as follows:
as shown in fig. 1, the top of the box 10 is open, the driving shaft 30 and the driven shaft 40 penetrate through the box 10 from the length direction of the box 10, and two ends of the driving shaft 30 and the driven shaft 40 respectively extend out of the box 10, it can be understood that sealing rings are arranged at the positions where the driving shaft 30 and the driven shaft 40 penetrate through the box 10, so as to prevent the solution inside the box 10 from seeping out. The driving shaft 30 and the driven shaft 40 are respectively provided with a blade 50, the blades 50 on the driving shaft 30 and the driven shaft 40 are staggered, the interference of the blades 50 is avoided, one ends of the driving shaft 30 and the driven shaft 40, which are positioned outside the box body 10, are respectively provided with a first transmission gear 32 and a second transmission gear 41, the first transmission gear and the second transmission gear are meshed to realize transmission, the driving shaft 30 is provided with a driving gear 31 at a position close to the first transmission gear 32, and the driving gear 31 can drive the driving shaft 30 through an external motor and a speed reducer.
As shown in FIG. 2, the tank 10 is inclined in the longitudinal direction thereof, the inclination angle A of the tank 10 in the longitudinal direction is 10 to 15 degrees, after the solution is added into the tank 10, the solution will not gather at the lower end of the tank 10, and at the same time, the solution can be discharged from the finished product discharge pipe 11 smoothly. The heating resistor 13 at the bottom of the tank 10 can keep the solution inside the tank 10 at a proper temperature for reaction, and in this embodiment, the heating resistor 13 can heat the solution inside the tank 10 to about 30 ℃. It can be understood that a valve is disposed on the finished product discharging pipe 11 to control the solution to flow out of the tank 10, and a temperature sensor and a liquid level sensor are disposed inside the tank 10 to detect the state of the solution in the tank 10.
As shown in fig. 3, the bottom shape of the tank 10 matches the shape of the outer path of the blade 50 so that the solution can be sufficiently stirred. Two sides of the box body 10 are provided with support frames 12 which support the box body 10 and facilitate the arrangement of a finished product discharge pipe 11 and a heating resistor 13. The sulfuric acid charging barrel 71, the liquid separating pipe 72 and the sulfuric acid dropper 73 are arranged to facilitate uniform dripping of sulfuric acid into the box body 10, and as can be understood, the liquid separating pipe 72 is provided with an electromagnetic valve and a flow meter to detect the dripping amount of sulfuric acid and control whether the sulfuric acid is dripped into the box body 10.
This device passes through the inside driving shaft 30 and the driven shaft 40 that sets up of box 10 to the realization is to the fierce stirring of solution in the box 10, and the box 10 slope of this mixer sets up, and solution accessible top is reinforced, and the ejection of compact of the finished product discharging pipe 11 of bottom low point position makes things convenient for the solution discharge box 10 after the stirring. This device bottom sets up heating resistor 13, heats the inside solution of box 10 through heating resistor 13, avoids crossing low because of the temperature for solution and sulphuric acid keep higher temperature, guarantee reaction rate. The sulfuric acid dripping component arranged on the box cover 20 can slowly and uniformly drip sulfuric acid into the box body 10, so that the sulfuric acid adding process meets the sulfuric acid dripping condition of the magnesium sulfate synthesis reaction.
The device is particularly suitable for magnesium sulfate synthesis, the structural characteristics of the device meet the requirement of concentrated sulfuric acid dropping in a seawater solar salt bittern method, the stirring speed and the reaction temperature can be guaranteed, and the production efficiency is improved.
The foregoing is only a preferred embodiment of the present invention, and many variations can be made in the specific embodiments and applications of the present invention by those skilled in the art without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides a magnesium sulfate is synthetic with double-shaft mixer which characterized in that: the sulfuric acid dripping device comprises a box body, a box cover, a driving shaft, a driven shaft and a sulfuric acid dripping assembly, wherein the top of the box body is open, the box cover is detachably covered on the top of the box body, the driving shaft and the driven shaft penetrate through the box body in the length direction, the parts of the driving shaft and the driven shaft, which extend out of the box body, are supported through bearings, the driving shaft is provided with a first transmission gear, the driven shaft is provided with a second transmission gear, the first transmission gear and the second transmission gear are meshed with each other, and blades are arranged;
the box body is obliquely arranged in the length direction, the inclination angle of the box body in the length direction is 10-15 degrees, the box cover is provided with a solution feeding pipe, the solution feeding pipe is arranged at a high point position at the top of the box cover, the bottom of the box body is provided with a finished product discharging pipe, and the finished product discharging pipe is arranged at a low point position at the bottom of the box body; the sulphuric acid dropping component comprises a sulphuric acid charging barrel, a liquid separating pipe and a plurality of sulphuric acid dropping pipes, wherein the sulphuric acid charging barrel is fixedly mounted at the top of the box body, the liquid separating pipe is arranged at the bottom of the sulphuric acid charging barrel and penetrates through the box cover to be arranged inside the box body, and the tail end of the liquid separating pipe is provided with the sulphuric acid dropping pipes distributed in a scattered manner.
2. The double-shaft mixer for magnesium sulfate synthesis according to claim 1, wherein: and the bottom of the box body is provided with a heating resistor which is used for heating the solution in the box body so as to accelerate the reaction speed of the sulfuric acid and the solution.
3. The double-shaft mixer for magnesium sulfate synthesis according to claim 1, wherein: the sulfuric acid burettes are distributed along the width direction of the box body.
4. The double-shaft mixer for magnesium sulfate synthesis according to claim 1, wherein: the blade is a nylon blade or a resin blade.
5. The double-shaft mixer for magnesium sulfate synthesis according to claim 1, wherein: the driving shaft and the driven shaft are nylon shafts.
6. The double-shaft mixer for magnesium sulfate synthesis according to claim 1, wherein: the inner wall of the box body is coated with an acid-proof coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020298097.XU CN211837900U (en) | 2020-03-11 | 2020-03-11 | Magnesium sulfate is double-shaft mixer for synthesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020298097.XU CN211837900U (en) | 2020-03-11 | 2020-03-11 | Magnesium sulfate is double-shaft mixer for synthesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211837900U true CN211837900U (en) | 2020-11-03 |
Family
ID=73132343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020298097.XU Expired - Fee Related CN211837900U (en) | 2020-03-11 | 2020-03-11 | Magnesium sulfate is double-shaft mixer for synthesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211837900U (en) |
-
2020
- 2020-03-11 CN CN202020298097.XU patent/CN211837900U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201103 |