CN218654425U - Reactor with a reactor shell - Google Patents
Reactor with a reactor shell Download PDFInfo
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- CN218654425U CN218654425U CN202120767665.0U CN202120767665U CN218654425U CN 218654425 U CN218654425 U CN 218654425U CN 202120767665 U CN202120767665 U CN 202120767665U CN 218654425 U CN218654425 U CN 218654425U
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Abstract
The utility model relates to a chemical industry technical field, concretely relates to reactor. The reactor includes casing and agitator, and the cavity is injectd to the casing, and the cavity includes reaction zone and the settling zone that is located reaction zone's below, is equipped with first import, second import and first export on reaction zone's the wall, is equipped with the second export on settling zone's the wall, and each in first import and the second import staggers in the upper and lower direction with first export and arranges. The stirrer comprises a stirring blade, and the stirring blade is arranged in the reaction zone. The reactor has the advantages of simple preparation process of target products, high production efficiency and the like.
Description
Technical Field
The utility model relates to a chemical industry technical field, concretely relates to reactor.
Background
The main procedures of the hydrometallurgy of the laterite nickel ore comprise acid leaching, purification and nickel-cobalt precipitation, wherein after the acid leaching liquid is purified, a precipitator is adopted to precipitate nickel ions and cobalt ions, and nickel-cobalt hydroxide slurry is formed. For example, the invention patent application with the application publication number of CN107400788A discloses a hydrometallurgical method of laterite-nickel ore, in the method, the reaction of a precipitator and a nickel-cobalt solution is carried out in a reaction kettle, and substances generated after the reaction are carried out in a separation device, so that the working procedures are complicated, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent.
Therefore, the embodiment of the utility model provides a simple, the high reactor of production efficiency of target product preparation process.
According to the utility model discloses reactor includes:
the device comprises a shell, a first reaction zone, a second reaction zone, a first outlet, a second inlet, a second outlet, a first outlet and a second outlet, wherein the shell limits a cavity, the cavity comprises the reaction zone and a settling zone positioned below the reaction zone, the wall surface of the reaction zone is provided with the first inlet, the second inlet and the first outlet, the wall surface of the settling zone is provided with the second outlet, and each of the first inlet and the second inlet and the first outlet are arranged in a staggered manner in the vertical direction; and
the stirrer comprises a stirring blade, and the stirring blade is arranged in the reaction zone.
According to the utility model discloses the reactor has advantages such as target product preparation process is simple, production efficiency height.
In some embodiments, each of the first inlet and the second inlet is provided at an upper end of the reaction zone, and the second outlet is provided at a lower end of the precipitation zone.
In some embodiments, the first outlet is provided in plurality, and the plurality of first outlets are provided at intervals along the circumference of the reaction zone.
In some embodiments, the heating device further comprises a jacket, the jacket is sleeved on the wall surface of the shell, and the jacket is provided with a heating medium inlet and a heating medium outlet.
In some embodiments, the reactor further comprises a guide shell, the guide shell comprises a through shell extending in the up-down direction, the shell is arranged in the reaction zone, the stirring blade is arranged in the shell, each of the first inlet and the second inlet is arranged above the shell, and the first outlet is arranged between the upper end and the lower end of the shell in the up-down direction.
In some embodiments, further comprising:
the upper end of the first pipe body is connected with the first inlet or penetrates through the first inlet, a part of the first pipe body is positioned in the cylinder, and the lower end of the first pipe body is positioned above the stirring blade; and
the upper end of the second pipe body is connected with the second inlet or the upper end of the second pipe body penetrates through the second inlet, one part of the second pipe body is located in the cylinder, and the lower end of the second pipe body is located above the stirring blades.
In some embodiments, further comprising:
a plurality of first annular baffle plates, each of the plurality of first annular baffle plates being connected to the wall surface of the drum, each of the plurality of first annular baffle plates being disposed spaced apart from the wall surface of the reaction zone in the inside-outside direction; and
and each of the second annular baffles is connected with the wall surface of the reaction zone, each of the second annular baffles is arranged at intervals with the wall surface of the barrel in the inner and outer directions, and the first annular baffles and the second annular baffles are alternately arranged at intervals in the upper and lower directions.
In some embodiments, the inclination angle of each of the first plurality of annular baffles and the second plurality of annular baffles is 45 ° -65 °.
In some embodiments, each of the first annular baffles and the second annular baffles has a dimension L1 in the inward and outward direction, the first annular baffles are spaced from the wall surface of the reaction zone in the inward and outward direction, and the second annular baffles are spaced from the wall surface of the barrel in the inward and outward direction, and a ratio of L1 to L2 is 0.7-0.9.
In some embodiments, a ratio of a dimension of the case in the up-down direction to a dimension of the case in the inside-outside direction is 1.5 to 2.0.
Drawings
Fig. 1 is a schematic structural view of a reactor according to an embodiment of the present invention.
Reference numerals: a reactor 100;
a housing 1; a reaction zone 101; a settling zone 102; a first inlet 103; a second inlet 104; a first outlet 105; a second outlet 106; a main body 107; a first flange 1071; an upper cover 108; a second flange 1081;
a stirrer 2; a stirring blade 201; a motor 202; a stirring shaft 203;
a jacket 3;
a draft tube 4; a barrel 401;
a first tube 5; a second tubular body 6;
a first annular baffle 7; a second annular baffle 8;
and a thermometer 9.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1, a reactor according to an embodiment of the present invention includes a shell 1 and an agitator 2.
The housing 1 defines a chamber, the chamber includes a reaction zone 101 and a precipitation zone 102 located below the reaction zone 101, a first inlet 103, a second inlet 104 and a first outlet 105 are arranged on a wall surface of the reaction zone 101, a second outlet 106 is arranged on a wall surface of the precipitation zone 102, and each of the first inlet 103 and the second inlet 104 and the first outlet 105 are arranged in a staggered manner in the up-down direction.
The stirrer 2 comprises a stirring blade 201, and the stirring blade 201 is provided in the reaction zone 101.
The housing 1 defines a chamber, the chamber includes a reaction zone 101 and a precipitation zone 102 located below the reaction zone 101, and a first inlet 103, a second inlet 104 and a first outlet 105 are provided on a wall surface of the reaction zone 101. In other words, the housing 1 has a chamber and a first inlet 103, a second inlet 104, a first outlet 105 and a second outlet 106 communicating with the chamber. The chamber includes a reaction zone 101 and a precipitation zone 102, the precipitation zone 102 being disposed below the reaction zone 101, each of the first inlet 103, the second inlet 104, and the first outlet 105 being disposed corresponding to the reaction zone 101, and the second outlet 106 being disposed corresponding to the precipitation zone 102.
Since the reaction zone 101 and the settling zone 102 are both located in the chamber of the housing 1 and the settling zone 102 is located below the reaction zone 101, the product with larger particles generated in the reaction zone 101 will settle in the settling zone 102 and the product with smaller particles will be located in the reaction zone 101.
When the reactor 100 of the embodiment of the present invention is used for reaction and separation, the first reactant enters the reaction area 101 of the chamber from the first inlet 103, and the second reactant enters the reaction area 101 of the chamber from the second inlet 104. The first reactant and the second reactant are stirred by the stirring blade 201 of the stirrer 2, and the first reactant and the second reactant are brought into sufficient contact with each other to react. A first, smaller particle product produced in the reaction zone 101 is in the reaction zone 101 and is discharged through a first outlet 105; the second product with larger particles generated in the reaction zone 101 is settled in the settling zone 102 and discharged from the second outlet 106, so as to separate the first product from the second product.
Thus, the reactor 100 according to the embodiment of the present invention can not only realize the reaction of the first reactant and the second reactant, but also realize the separation of the first product and the second product, so that the reaction and the separation in the preparation process of the target product are performed in the same equipment. Compare with the correlation technique that reaction and separation in the target product preparation process go on in different equipment, through utilizing according to the utility model discloses reactor 100 of embodiment can simplify the process of target product preparation process, improves the production efficiency of result.
For example, the first reactant is a nickel-cobalt-precipitating underflow during a hydrometallurgical process of lateritic nickel ores, the second reactant is milk of lime, the first product comprises magnesium hydroxide and nickel-cobalt hydroxide, and the second product is calcium sulfate. It is to be noted that the particles of calcium sulfate generated in the reaction zone 101 are larger than each of the magnesium hydroxide and the nickel cobalt hydroxide, and the magnesium hydroxide and the nickel cobalt hydroxide generated in the reaction zone 102 remain in the reaction zone and are discharged from the first outlet; calcium sulfate formed in the reaction zone 102 will settle in the settling zone 102 and be discharged through the second outlet 106. Wherein, the nickel hydroxide cobalt is a target product, and the nickel hydroxide cobalt is a mixture of the nickel hydroxide and the cobalt hydroxide.
Therefore, the reactor 100 according to the embodiment of the present invention has the advantages of simple process for preparing the target product, high production efficiency, etc.
A reactor 100 according to an embodiment of the present invention is described in detail below by way of example in fig. 1.
The reactor 100 comprises a housing 1 and an agitator 2, the housing 1 defining a chamber.
For example, as shown in fig. 1, the housing 1 includes a main body 107 and an upper cover 108, a first flange 1071 is provided at an upper end of the main body 107, a second flange 1081 is provided at a lower end of the upper cover 108, and the first flange 1071 and the second flange 1081 are hermetically connected by bolts. Thus, a chamber is defined by the body 107 and the upper cover 108.
The chamber comprises a reaction zone 101 and a precipitation zone 102 located below the reaction zone 101, wherein a first inlet 103, a second inlet 104 and a first outlet 105 are arranged on the wall surface of the reaction zone 101, and a second outlet 106 is arranged on the wall surface of the precipitation zone 102. A first reactant enters reaction zone 101 from first inlet 103 and a second reactant enters reaction zone 101 from second inlet 104.
Each of the first inlet 103 and the second inlet 104 is arranged offset from the first outlet 105 in the up-down direction. Preferably, each of the first inlet 103 and the second inlet 104 is provided at an upper end of the reaction zone 101, and the second outlet 106 is provided at a lower end of the precipitation zone 102. Therefore, more reaction time can be provided for the first reactant and the second reactant, and more settling time can be provided for the settling of the second product, so that the first reactant and the second reactant can be fully reacted, the first product and the second product can be thoroughly separated, and the yield and the quality of the target product can be improved.
For example, as shown in fig. 1, each of the first inlet 103 and the second inlet 104 is provided at an upper end of the upper cover 108, and the first outlet 105 is provided on a wall surface of the body 107.
In some embodiments, the first outlet 105 is provided in plurality, and the plurality of first outlets 105 are provided at intervals along the circumference of the reaction zone 101. Therefore, on one hand, the first products can be discharged from the plurality of first outlets 105, and the production efficiency of the target product is prevented from being influenced when the first products are not discharged in time; on the other hand, the first product is discharged through the plurality of first outlets 105, and the first product can be divided into a plurality of portions by the plurality of first outlets 105, thereby facilitating the corresponding other processes to be performed on each portion.
For example, as shown in fig. 1, the first outlet 105 is provided with two first products, wherein the first product discharged from one first outlet 105 is returned to the reactor 100 to react with the second reactant again, and the first product discharged from the other first outlet 105 is subjected to the nickel-cobalt separation process.
Preferably, the ratio of the dimension of the housing 1 in the up-down direction to the dimension of the housing 1 in the inward-outward direction is 1.5 to 2.0. Thereby, more second product can be settled in the precipitation zone, and the separation effect of the first product and the second product is improved.
The radial direction of the housing 1 coincides with the inward and outward direction, and the outer surface of the housing 1 is adjacent to the axis of the housing 1 with respect to the inner surface of the housing 1 in the inward and outward direction. The inside-outside direction is shown by an arrow a in fig. 1.
The stirrer 2 comprises a stirring blade 201, and the stirring blade 201 is provided in the reaction zone 101. Thereby, the first reactant and the second reactant are sufficiently contacted by the stirring blade 201 to be sufficiently reacted.
Specifically, the agitator 2 further includes a motor 202 and an agitation shaft 203, the motor 202 is mounted on the upper cover 108, the agitation shaft 203 passes through the upper cover 108, and the agitation shaft 203 is rotatably and sealingly mounted on the upper cover 108. Wherein, stirring vane 201 is connected with stirring shaft 203, and stirring shaft 203 is connected with motor 202. The stirring shaft 203 is driven to rotate by the motor 202, and the stirring blade 201 is driven to rotate by the stirring shaft 203, so that the first reactant and the second reactant are fully contacted by the stirring blade 201 to react.
In some embodiments, the reactor 100 further comprises a jacket 3, the jacket 3 is sleeved on the wall surface of the shell 1, and the jacket 3 is provided with a heating medium inlet and a heating medium outlet.
Therefore, a heating medium enters the jacket 3 from the heating medium inlet, and flows out from the heating medium outlet of the jacket 3 after exchanging heat with the wall surface of the shell 1, so that the reaction zone 101 and the precipitation zone 102 are heated by the heating medium, the reaction and the separation are carried out within a set temperature range, and the yield and the quality of a target product are improved. The set temperature range is a temperature range which is beneficial to the reaction of the first reactant and the second reactant and the separation of the first product and the second product, and the heating medium can be heat conduction oil or hot water.
Preferably, the reactor 100 is further provided with a thermometer 9, the thermometer 9 being provided at the upper end of the reaction zone 1. Thus, the temperature of the reaction zone 101 is monitored by the thermometer 9, and the temperature of the heating medium is adjusted so that the reaction zone 101 is within the set temperature range.
In some embodiments, the reactor 100 further comprises a guide shell 4, the guide shell 4 comprises a through-going cylinder 401 extending in the vertical direction, the cylinder 401 is disposed in the reaction zone 101, and the stirring blade 201 is disposed in the cylinder 401. Each of the first inlet 103 and the second inlet 104 is provided above the cylinder 401, and the first outlet 105 is located between the upper end and the lower end of the cylinder 401 in the up-down direction.
Therefore, the first reactant entering from the first inlet 103 and the second reactant entering from the second inlet 104 enter the guide shell 4 first, and the flow rate and direction of the first reactant and the second reactant are controlled by the guide shell 4, so that the first reactant and the second reactant react in the limited controllable reaction area, the reaction in the reaction area 101 is controlled more easily, and the difficulty in controlling the reaction is reduced.
The guide shell 4 can be mounted on the housing 1 in the following manner: for example, the guide shell 4 further comprises a mounting frame, the cylinder 401 is connected with the mounting frame, and the mounting frame is connected with the wall surface of the reaction area 101.
In some embodiments, the reactor 100 further includes a first pipe 5 and a second pipe 6, an upper end of the first pipe 5 is connected to the first inlet 103 or the upper end of the first pipe 5 passes through the first inlet 103, a portion of the first pipe 5 is located in the cylinder 401, and a lower end of the first pipe 5 is located above the stirring blade 201. The upper end of the second pipe 6 is connected to the second inlet 104 or the upper end of the second pipe 6 passes through the second inlet 104, a part of the second pipe 6 is located in the cylinder 401, and the lower end of the second pipe 6 is located above the stirring blade 201.
The lower extreme of first body 5 is located stirring vane 201's top, and the lower extreme of second body 6 is located stirring vane 201's top, can avoid first body 5 and second body 6 to influence stirring vane 201 and stir.
Therefore, the first reactant and the second reactant can be more easily introduced into the set positions of the guide shell 4 by utilizing the first pipe body 5 and the second pipe body 6, the reaction in the reaction area 101 can be more easily controlled, and the difficulty of controlling the reaction is reduced.
For example, as shown in fig. 1, the upper end of the first pipe 5 passes through the first inlet 103, and the upper end of the second pipe 6 passes through the second inlet 104. The first reactant enters the reaction zone 101 through the first inlet 103 from the upper end of the first tube 5, and the second reactant enters the reaction zone 101 through the second inlet 104 from the upper end of the second tube 6.
The reactor 100 further comprises a plurality of first annular baffles 7 and a plurality of second annular baffles 8. Each of the plurality of first annular baffles 7 is connected to the wall surface of the cylinder 401, and each of the plurality of first annular baffles 7 is disposed spaced apart from the wall surface of the reaction zone 101 in the inward and outward direction. Each of the plurality of second annular baffles 8 is connected to the wall surface of the reaction zone 101, each of the plurality of second annular baffles 8 is disposed spaced apart from the wall surface of the drum 401 in the inside-outside direction, and the plurality of first annular baffles 7 and the plurality of second annular baffles 8 are disposed alternately and spaced apart in the up-down direction.
Thus, the use of the plurality of first annular baffles 7 and the plurality of second annular baffles 8 enables the direction and path of the mixture comprising the first product and the second product to be altered, thereby providing a more optimal path for the settling of the second product and more efficiently achieving the separation of the first product and the second product.
Preferably, the inclination angle of each of the first and second plurality of annular baffles 7 and 8 is 45-65 °. I.e. B in fig. 1 is 45-65. Thereby, the sedimentation of the second product is facilitated and the separation of the first and second products is achieved more efficiently.
Preferably, each of the plurality of first annular baffles 7 and the plurality of second annular baffles 8 has a dimension L1 in the inward and outward direction, the distance between the plurality of first annular baffles 7 and the wall surface of the reaction zone 101 in the inward and outward direction and the distance between the plurality of second annular baffles 8 and the wall surface of the drum 401 in the inward and outward direction are each L2, and the ratio of L1 to L2 is 0.7 to 0.9. Thereby, the sedimentation of the second product is facilitated and the separation of the first and second products is achieved more efficiently.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A reactor, comprising:
the device comprises a shell, a first reaction chamber and a second reaction chamber, wherein the shell defines a cavity, the cavity comprises a reaction zone and a precipitation zone positioned below the reaction zone, a first inlet, a second inlet and a first outlet are arranged on the wall surface of the reaction zone, a second outlet is arranged on the wall surface of the precipitation zone, and each of the first inlet and the second inlet and the first outlet are arranged in a staggered manner in the vertical direction; and
the stirrer comprises a stirring blade, and the stirring blade is arranged in the reaction zone.
2. The reactor of claim 1, wherein each of the first inlet and the second inlet is provided at an upper end of the reaction zone and the second outlet is provided at a lower end of the settling zone.
3. The reactor of claim 1 wherein said first outlet is provided in a plurality, said plurality being spaced circumferentially of said reaction zone.
4. The reactor according to any one of claims 1 to 3, further comprising a jacket, wherein the jacket is sleeved on the wall surface of the shell, and the jacket is provided with a heating medium inlet and a heating medium outlet.
5. The reactor according to any one of claims 1 to 3, further comprising a guide cylinder including a cylindrical body extending in the up-down direction and penetrating therethrough, the cylindrical body being provided in the reaction zone, the stirring blade being located in the cylindrical body, each of the first inlet and the second inlet being provided above the cylindrical body, and the first outlet being located between an upper end and a lower end of the cylindrical body in the up-down direction.
6. The reactor of claim 5, further comprising:
the upper end of the first pipe body is connected with the first inlet or penetrates through the first inlet, a part of the first pipe body is positioned in the cylinder, and the lower end of the first pipe body is positioned above the stirring blade; and
the upper end of the second pipe body is connected with the second inlet or the upper end of the second pipe body penetrates through the second inlet, one part of the second pipe body is located in the cylinder, and the lower end of the second pipe body is located above the stirring blade.
7. The reactor of claim 5, further comprising:
a plurality of first annular baffle plates, each of the plurality of first annular baffle plates being connected to the wall surface of the cylinder, each of the plurality of first annular baffle plates being disposed spaced apart from the wall surface of the reaction zone in the inside-outside direction; and
a plurality of second annular baffles, each of the second annular baffles being connected to the wall surface of the reaction zone, each of the second annular baffles being spaced apart from the wall surface of the cylindrical body in the inside-outside direction, the first annular baffles and the second annular baffles being alternately spaced apart in the up-down direction.
8. The reactor as set forth in claim 7 wherein each of the first plurality of annular baffles and the second plurality of annular baffles has an inclination of 45 ° to 65 °.
9. The reactor as set forth in claim 7 wherein each of the plurality of first annular baffles and the plurality of second annular baffles has a dimension L1 in the inside-outside direction, the spacing between the plurality of first annular baffles and the wall surface of the reaction zone in the inside-outside direction and the spacing between the plurality of second annular baffles and the wall surface of the cylindrical body in the inside-outside direction are each L2, and the ratio of L1 to L2 is 0.7 to 0.9.
10. A reactor according to any one of claims 1 to 3, wherein the ratio of the dimension of the shell in the up-down direction to the dimension of the shell in the inside-outside direction is 1.5 to 2.0.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120767665.0U CN218654425U (en) | 2021-04-14 | 2021-04-14 | Reactor with a reactor shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120767665.0U CN218654425U (en) | 2021-04-14 | 2021-04-14 | Reactor with a reactor shell |
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| CN218654425U true CN218654425U (en) | 2023-03-21 |
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