CN211159717U - Vanadyl sulfate solution preparation device and production system - Google Patents
Vanadyl sulfate solution preparation device and production system Download PDFInfo
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- CN211159717U CN211159717U CN201921450038.3U CN201921450038U CN211159717U CN 211159717 U CN211159717 U CN 211159717U CN 201921450038 U CN201921450038 U CN 201921450038U CN 211159717 U CN211159717 U CN 211159717U
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- sulfate solution
- vanadyl sulfate
- sulfuric acid
- reducing agent
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Abstract
The utility model relates to an electrolyte preparation facilities field particularly, relates to a vanadyl sulfate solution preparation facilities and production system. The vanadyl sulfate solution preparation device comprises a reaction kettle and a temperature measuring device, wherein the temperature measuring device is arranged on the reaction kettle. The method can effectively control the reaction temperature in the preparation process of the vanadyl sulfate solution, reduce the cooling time of the solution after reaction and improve the production efficiency of the vanadyl sulfate solution. This vanadyl sulfate solution production system includes above-mentioned vanadyl sulfate solution preparation facilities, and it can prepare vanadyl sulfate solution fast, improves production efficiency.
Description
Technical Field
The utility model relates to an electrolyte preparation field particularly, relates to a vanadyl sulfate solution preparation facilities and production system.
Background
The vanadyl sulfate solution is not only an intermediate product of tetravalent vanadium electrolyte and vanadium electrolyte with other valence states, but also can be used as a raw material of vanadyl sulfate crystals. At present, vanadyl sulfate solution is mostly prepared by adopting a mode of oxidation-reduction reaction of vanadium pentoxide, concentrated sulfuric acid and a reducing agent, in the actual production process, a large amount of reaction heat is released due to dilution of sulfuric acid and reduction reaction, the difficulty of reaction process control is greatly increased, the production efficiency and quality of vanadyl sulfate solution are also seriously influenced by a cooling measure which has to be adopted due to overhigh temperature in the process, and then the efficiency and quality of large-scale processing and production of batteries are directly influenced.
The present application is made in view of this feature.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vanadyl sulfate solution preparation facilities, it can control the reaction temperature in the vanadyl sulfate solution preparation process effectively, reduces the cooling time of solution after the reaction, improves the production efficiency of vanadyl sulfate solution.
Another object of the utility model is to provide a vanadyl sulfate solution production system, this vanadyl sulfate production system include above-mentioned vanadyl sulfate solution preparation facilities, and it can prepare vanadyl sulfate solution fast, improves production efficiency.
The embodiment of the utility model is realized like this:
the utility model provides a vanadyl sulfate solution preparation facilities, its includes reation kettle and temperature measuring device, and temperature measuring device sets up on reation kettle.
The utility model discloses in the embodiment of the preferred, reation kettle includes the cauldron body and kettle cover, is provided with blast pipe, sulphuric acid unloading pipe, reductant unloading pipe, vanadic anhydride unloading pipe and pure water unloading pipe on the kettle cover.
In the preferred embodiment of the present invention, the reaction kettle further comprises a stirring device, and the stirring device is vertically disposed in the kettle body.
The utility model discloses in the embodiment of the preferred, agitating unit includes motor, pivot and a plurality of stirring vane, and the pivot is vertical to be set up in the cauldron internally, and its upper end is worn out from the kettle cover to be connected with the output of motor, a plurality of stirring vane are the spacer sleeve respectively and are located in the pivot, and are connected with the pivot respectively.
In a preferred embodiment of the present invention, the apparatus for preparing vanadyl sulfate solution further comprises a sulfuric acid supply device, and the sulfuric acid supply device is communicated with one end of the sulfuric acid discharging pipe away from the kettle body through a sulfuric acid pipeline.
In a preferred embodiment of the present invention, the apparatus for preparing vanadyl sulfate solution further comprises a reducing agent supply device, and the reducing agent supply device is communicated with one end of the reducing agent discharging pipe far away from the kettle body through a reducing agent pipeline.
In the preferred embodiment of the present invention, the apparatus for preparing vanadyl sulfate solution further comprises a water supply device, which is connected to the end of the kettle body away from the pure water discharge pipe through a water flow pipe.
In the preferred embodiment of the present invention, the sulfuric acid pipeline, the reducing agent pipeline and the water flow pipeline are respectively provided with a first material control valve, a second material control valve and a third material control valve.
In the preferred embodiment of the present invention, the bottom of the side wall of the kettle body is provided with a discharge port.
A vanadyl sulfate solution production system comprises any one of the above vanadyl sulfate solution preparation devices.
The embodiment of the utility model provides a beneficial effect is:
the utility model provides a vanadyl sulfate solution preparation facilities, its setting through temperature measuring device makes its reaction temperature that can control vanadyl sulfate solution preparation in-process effectively, reduces the cooling time of reaction back solution, improves the production efficiency of vanadyl sulfate solution.
The utility model also provides a vanadyl sulfate solution production system, it includes above-mentioned vanadyl sulfate solution preparation facilities, this vanadyl sulfate solution production system can prepare vanadyl sulfate solution fast, improves production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a first schematic view of a vanadyl sulfate solution preparation device provided by an embodiment of the present invention;
FIG. 2 is a top view of a kettle cover of a reaction kettle of a vanadyl sulfate solution preparation device provided by the embodiment of the utility model;
FIG. 3 is a schematic view of a stirring device of a vanadyl sulfate solution preparation device provided by an embodiment of the present invention;
fig. 4 is a second schematic diagram of a vanadyl sulfate solution preparation device provided by the embodiment of the present invention.
Icon: 1-vanadyl sulfate solution preparation device; 10-a reaction kettle; 101-a kettle cover; 1011-sulfuric acid discharge pipe; 1012-reducing agent discharge pipe; 1013-vanadium pentoxide discharging pipes; 1014-a pure water discharge pipe; 1015-exhaust pipe; 102-a kettle body; 1021-discharge hole; 20-a temperature measuring device; 30-a stirring device; 31-a motor; 32-a rotating shaft; 33-stirring blades; 331-a first stirring blade; 332-a second stirring blade; a 40-sulfuric acid supply device; 50-a reductant supply; 60-vanadium pentoxide supply means; 70-a water supply device; 80-a sulfuric acid conduit; 801-first material control valve; 81-a reductant line; 811-second material control valve; 82-a water flow conduit; 821-third material control valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1, an embodiment of the present invention provides a vanadyl sulfate solution preparation apparatus 1, which includes a reaction kettle 10 and a temperature measuring device 20, wherein the temperature measuring device 20 is disposed on the reaction kettle 10.
It should be noted that the temperature measuring device 20 is used for accurately measuring the temperature in the reaction kettle 10, and according to different specific conditions of the reaction kettle 10, the temperature measuring device 20 may be disposed above the reaction kettle 10 according to the prior art in the field to measure the temperature, in this embodiment, the top end is taken as an example, the temperature measuring device 20 is a strip-shaped device vertically disposed in the reaction kettle 10, the upper end of the device penetrates out of the top end of the reaction kettle 10 to facilitate observation of the temperature, and the lower end of the device is disposed in the reaction kettle 10 to further increase the accuracy and sensitivity of temperature measurement. The temperature measuring device 20 can be selected from temperature measuring devices used in the prior art at will according to actual conditions, and only accurate temperature measurement is needed, and the temperature measuring device 20 needs to be high temperature resistant and still can keep a normal temperature measuring function at 100 ℃.
Further, the reaction kettle 10 comprises a kettle cover 101 and a kettle body 102, wherein the kettle cover 101 can be closely covered with the open end of the kettle body 102. The kettle cover 101 is provided with an exhaust pipe 1015, a sulfuric acid discharge pipe 1011, a reducing agent discharge pipe 1012, a vanadium pentoxide discharge pipe 1013 and a pure water discharge pipe 1014, wherein the exhaust pipe 1015 is used for discharging reaction gas and balancing exothermic expansion of the reaction, so as to prevent the reaction kettle 10 from cracking or being damaged due to imbalance of internal pressure and external pressure; the sulfuric acid discharging pipe 1011, the reducing agent discharging pipe 1012, the vanadium pentoxide discharging pipe 1013, and the pure water discharging pipe 1014 are used for respectively adding sulfuric acid, a reducing agent, vanadium pentoxide, and water required for preparing a vanadyl sulfate solution into the reaction kettle 10.
Referring to fig. 1 and 2, in the present embodiment, specifically, the kettle cover 101 is a circular cover, and the sulfuric acid discharging pipe 1011, the reducing agent discharging pipe 1012, the vanadium pentoxide discharging pipe 1013, and the pure water discharging pipe 1014 are sequentially arranged along the diameter of the kettle cover 101, so as to facilitate addition of raw materials required for each reaction, wherein the sulfuric acid discharging pipe 1011 and the pure water discharging pipe 1014 are respectively located at two opposite ends of the kettle cover 101 near the edges, and sulfuric acid and water added into the kettle body 102 can be gradually injected into the kettle body 102 along the side wall of the kettle body 102, so as to prevent splashing and increase the safety of the reaction.
Further, in this embodiment, the diameters of the reducing agent discharging pipe 1012 and the vanadium pentoxide discharging pipe 1013 are larger than the diameters of the sulfuric acid discharging pipe 1011 and the pure water discharging pipe 1014, so that the solid reducing agent and the vanadium pentoxide can be added conveniently.
Further, the exhaust pipe 1015 is disposed at a position of the kettle cover 101 away from the sulfuric acid discharge pipe 1011, the reducing agent discharge pipe 1012, the vanadium pentoxide discharge pipe 1013, and the pure water discharge pipe 1014, so as to prevent the high-temperature gas discharged through the exhaust pipe 1015 from interfering with the operation of the user.
Further, the temperature measuring device 20 is arranged at the edge of the kettle cover 101, so that a user can observe the temperature in the kettle body 102 at any time, and the reaction temperature can be controlled in time.
Referring to fig. 1 and fig. 3, further, the reaction kettle 10 further includes a stirring device 30, and the stirring device 30 is vertically disposed in the kettle body 102 of the reaction kettle 10. The stirring device 30 is used for uniformly mixing various reactants added into the reaction kettle 10, so that the reaction is better carried out, the reaction speed is increased, and the reaction efficiency is improved.
Specifically, the stirring device 30 includes a motor 31, a rotating shaft 32 and a plurality of stirring blades 33, two of which are taken as an example in this embodiment and are respectively a first stirring blade 331 and a second stirring blade 332, the rotating shaft 32 is vertically disposed in the kettle body 102, an upper end of the rotating shaft extends out from the kettle cover 101, an extending end of the rotating shaft is connected with an output end of the motor 31, and the first stirring blade 331 and the second stirring blade 332 are sleeved on the rotating shaft 32 at intervals and are both fixedly connected with the rotating shaft 32. The motor 31 is used for providing the turning force for the pivot 32 and making it rotate, then drive first stirring vane 331 and second stirring vane 332 and rotate, each reactant that pivoted first stirring vane 331 and second stirring vane 332 added in to the cauldron body 102 stirs, make the better going on of reaction, and accelerate reaction rate simultaneously, promote reaction efficiency, because first stirring vane 331 and second stirring vane 332 interval cover are located on the pivot 32, consequently, can stir the not co-altitude reactant in the cauldron body 102, further promote the mixing degree and the reaction rate of each reactant.
Referring to fig. 4, further, the apparatus 1 for preparing vanadyl sulfate solution further includes a sulfuric acid supply device 40, and the sulfuric acid supply device 40 is communicated with one end of the sulfuric acid discharging pipe 1011 away from the kettle 102 through a sulfuric acid pipe 80. The sulfuric acid supply device 40 is used for supplying sulfuric acid required for the reaction to the reaction kettle 10.
Specifically, the sulfuric acid supply device 40 includes a sulfuric acid supply tank, the sulfuric acid supply tank contains sulfuric acid required for reaction, one end of the sulfuric acid pipeline 80 is communicated with the sulfuric acid supply tank, the other end of the sulfuric acid pipeline is communicated with the sulfuric acid discharge pipe 1011, and the sulfuric acid in the sulfuric acid supply tank flows into the kettle body 102 of the reaction kettle 10 through the sulfuric acid pipeline 80.
Further, a first material control valve 801 is arranged on the sulfuric acid pipeline 80 and used for controlling the opening and closing of the sulfuric acid pipeline 80, so that the addition of sulfuric acid can be controlled at any time.
Further, the vanadyl sulfate solution preparation device 1 further comprises a reducing agent supply device 50, and the reducing agent supply device 50 is communicated with one end of the reducing agent discharge pipe 1012, which is far away from the kettle body 102, through a reducing agent pipeline 81. The reducing agent supply device 50 is used for supplying the reducing agent required for the reaction to the reaction kettle 10.
Specifically, the reducing agent supply device 50 includes a reducing agent supply bin, the reducing agent supply bin contains a reducing agent required for reaction, one end of the reducing agent pipe 81 is communicated with the reducing agent supply bin, the other end is communicated with the reducing agent discharge pipe 1012, and the reducing agent in the reducing agent supply bin can be added into the reaction kettle 10 through the reducing agent pipe 81.
Further, a second material control valve 811 is disposed on the reducing agent pipe 81, and is used for controlling the opening and closing of the reducing agent pipe 81, so as to control the addition of the reducing agent at any time.
Further, the vanadyl sulfate solution preparation device 1 further comprises a water supply device 70, and the water supply device 70 is communicated with one end of the pure water discharge pipe 1014 away from the kettle body 102 through a water flow pipeline 82. The water supply device 70 is used to supply water required for the reaction to the reaction vessel 10.
Specifically, the water supply device 70 includes a water supply tank, and one end of the water flow pipe 82 communicates with the water supply tank and the other end communicates with the pure water discharge pipe 1014.
Further, a third control valve 821 is disposed on the water flow pipe 82 for controlling the opening and closing of the water flow pipe 82, thereby controlling the addition of water at any time.
When a user uses the vanadyl sulfate solution preparation device 1 to prepare the vanadyl sulfate solution, the required adding amounts of sulfuric acid, a reducing agent, vanadium pentoxide and water are calculated according to the target value of the vanadyl sulfate solution to be prepared, then, part of water and part of sulfuric acid are added into the reaction kettle 10 in sequence and stirred by the stirring device 30, the temperature is controlled to be 70-85 ℃ by the adding amount, then, the reducing agent is added into the reaction kettle 10 in times, the temperature in the reaction kettle 10 is observed, part of residual water is added when the temperature is higher than 85 ℃, and part of residual sulfuric acid is added when the temperature is lower than 70 ℃, so that the temperature in the reaction kettle 10 is continuously controlled until all the required water and the required sulfuric acid are added, and the vanadyl sulfate solution with the required concentration is prepared at a reasonable temperature.
Further, a discharge port 1021 is formed in the bottom end of the side wall of the kettle body 102, and the prepared vanadyl sulfate solution can be finally discharged from the discharge port 1021.
Further, the inner wall of the bottom end of the kettle body 102 is an inclined surface, the mounting height of the end, close to the discharge port 1021, of the inclined surface is lower than the end, far away from the discharge port 1021, of the inclined surface, so that the vanadyl sulfate solution obtained by preparation is conveniently gathered at the discharge port 1021, and further the vanadyl sulfate solution is convenient to flow out of the kettle body 102.
The embodiment of the utility model provides a vanadyl sulfate solution production system is still provided, and it includes above-mentioned arbitrary vanadyl sulfate solution preparation facilities 1, and it can prepare vanadyl sulfate solution fast, improves production efficiency.
In summary, the embodiment of the present invention provides a vanadyl sulfate solution preparation device, which can effectively control the reaction temperature in the preparation process of vanadyl sulfate solution through the arrangement of a temperature measuring device, reduce the cooling time of the solution after reaction, and improve the production efficiency of vanadyl sulfate solution; through the arrangement of the exhaust pipe, the sulfuric acid discharge pipe, the reducing agent discharge pipe, the vanadium pentoxide discharge pipe and the pure water discharge pipe, the independent addition of different materials is realized, and the aim of controlling the reaction temperature by controlling the smoothness and proportion of the added materials is fulfilled; through the setting of first accuse material valve, second accuse material valve and third accuse material valve, further promoted the control effect of material joining in-process, then increased the accuracy of temperature regulation and control. The utility model also provides a vanadyl sulfate solution production system, it includes above-mentioned vanadyl sulfate solution preparation facilities, and it can prepare vanadyl sulfate solution fast, improves production efficiency.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The device for preparing the vanadyl sulfate solution is characterized by comprising a reaction kettle and a temperature measuring device, wherein the temperature measuring device is arranged on the reaction kettle; the reaction kettle comprises a kettle body and a kettle cover, wherein an exhaust pipe, a sulfuric acid discharging pipe, a reducing agent discharging pipe, a vanadium pentoxide discharging pipe and a pure water discharging pipe are arranged on the kettle cover.
2. The apparatus of claim 1, wherein the reactor further comprises a stirring device, and the stirring device is vertically disposed in the tank.
3. The apparatus according to claim 2, wherein the stirring device comprises a motor, a rotating shaft and a plurality of stirring blades, the rotating shaft is vertically disposed in the tank, the upper end of the rotating shaft penetrates out of the tank cover and is connected to the output end of the motor, and the plurality of stirring blades are respectively disposed on the rotating shaft in a spaced manner and are respectively connected to the rotating shaft.
4. The apparatus of claim 1, further comprising a sulfuric acid supply device, wherein the sulfuric acid supply device is communicated with one end of the sulfuric acid discharge pipe away from the kettle body through a sulfuric acid pipeline.
5. The apparatus of claim 4, further comprising a reducing agent supply device, wherein the reducing agent supply device is communicated with one end of the reducing agent discharge pipe far away from the kettle body through a reducing agent pipeline.
6. The apparatus of claim 5, further comprising a water supply device, wherein the water supply device is communicated with one end of the pure water discharging pipe far away from the kettle body through a water flow pipeline.
7. The apparatus of claim 6, wherein the sulfuric acid pipeline, the reducing agent pipeline and the water flow pipeline are respectively provided with a first material control valve, a second material control valve and a third material control valve.
8. The apparatus for preparing vanadyl sulfate solution according to claim 1, wherein a discharge hole is arranged at the bottom end of the side wall of the kettle body.
9. A vanadyl sulfate solution production system, characterized in that it comprises the vanadyl sulfate solution preparation apparatus of any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921450038.3U CN211159717U (en) | 2019-09-02 | 2019-09-02 | Vanadyl sulfate solution preparation device and production system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921450038.3U CN211159717U (en) | 2019-09-02 | 2019-09-02 | Vanadyl sulfate solution preparation device and production system |
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| CN211159717U true CN211159717U (en) | 2020-08-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404498A (en) * | 2019-09-02 | 2019-11-05 | 四川星明能源环保科技有限公司 | A kind of oxygen vanadium sulphate solution method for controlling reaction temperature and preparation facilities |
| CN112755930A (en) * | 2020-12-30 | 2021-05-07 | 莱州市中大贵合化工有限公司 | Production equipment and production process of sulfamic acid |
-
2019
- 2019-09-02 CN CN201921450038.3U patent/CN211159717U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404498A (en) * | 2019-09-02 | 2019-11-05 | 四川星明能源环保科技有限公司 | A kind of oxygen vanadium sulphate solution method for controlling reaction temperature and preparation facilities |
| CN112755930A (en) * | 2020-12-30 | 2021-05-07 | 莱州市中大贵合化工有限公司 | Production equipment and production process of sulfamic acid |
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