CN211316806U - Lithium hydroxide monohydrate drying system - Google Patents
Lithium hydroxide monohydrate drying system Download PDFInfo
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- CN211316806U CN211316806U CN201922142152.6U CN201922142152U CN211316806U CN 211316806 U CN211316806 U CN 211316806U CN 201922142152 U CN201922142152 U CN 201922142152U CN 211316806 U CN211316806 U CN 211316806U
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- drying system
- heat exchanger
- lithium hydroxide
- disc dryer
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Abstract
The utility model relates to a lithium hydroxide per hydrate apparatus for producing field discloses a lithium hydroxide per hydrate drying system, including disc dryer, disc dryer intercommunication has circulation drying system, circulation drying system includes water catch bowl, pump and heat exchanger, the water catch bowl is connected with disc dryer one end through first raceway, the pump sets up on first raceway, the disc dryer other end passes through the second raceway and is connected with the heat exchanger, the heat exchanger leads to there is steam, the heat exchanger passes through the third raceway and is connected with the water catch bowl, forms circulation drying system. The utility model discloses can ensure stable drying temperature in the disc dryer to guarantee the quality of lithium hydroxide monohydrate product.
Description
Technical Field
The utility model relates to a lithium hydroxide monohydrate apparatus for producing field particularly, relates to a lithium hydroxide monohydrate drying system.
Background
With the remarkable development of the lithium industry, lithium and lithiates are widely used in the military and civilian industries due to their unique chemical and physical properties; lithium hydroxide is widely used as a raw material for preparing other lithium compounds and lithium salts, lithium soap, lithium-based lubricating grease, alkyd resin, a developing agent for spectral analysis, an additive in an alkaline storage battery, a photographic developer, a catalyst and the like, and the lithium hydroxide is used as an additive of an electrolyte of the alkaline storage battery, so that the electric capacity can be increased by 12-15%, and the service life can be prolonged; after the lithium hydroxide absorbs moisture in the air or is crystallized in an aqueous solution, the lithium hydroxide monohydrate is obtained, and then the lithium hydroxide monohydrate needs to be dried to remove the attached water.
The industrial drying method generally uses a disc dryer to dry and cool lithium hydroxide monohydrate, the disc dryer is communicated with a drying system and a cooling system, and the cooling system is used for introducing circulating water into a cooling disc of the disc dryer to cool materials in the disc dryer.
At present, in an industrial lithium hydroxide monohydrate drying system, condensed water collected in each process in a workshop is generally used as a heat source to be circulated into a disc type dryer to dry materials in the disc type dryer, but the temperature of the condensed water collected in each process is unstable, so that the drying temperature of the disc type dryer is unstable, and the quality of a lithium hydroxide monohydrate product is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lithium hydroxide monohydrate drying system can ensure stable drying temperature in the disc dryer to guarantee the quality of lithium hydroxide monohydrate product.
The embodiment of the utility model is realized like this:
the utility model provides a lithium hydroxide drying system singly monohydrate, includes the disc dryer, disc dryer intercommunication has circulation drying system, circulation drying system includes water catch bowl, pump and heat exchanger, the water catch bowl is connected with disc dryer one end through first raceway, the pump sets up on first raceway, the disc dryer other end is connected with the heat exchanger through the second raceway, the heat exchanger leads to there is steam, the heat exchanger passes through the third raceway and is connected with the water catch bowl, forms circulation drying system.
Further, the water collecting tank is connected with workshop mixed condensate water.
Further, the heat exchanger is a plate heat exchanger.
Further, a first temperature detection device is arranged on the first water delivery pipe.
Further, a second temperature detection device is arranged on the second water conveying pipe.
Furthermore, the water collecting tank, the first water conveying pipe, the disc type dryer, the second water conveying pipe, the heat exchanger, the third water conveying pipe and the water collecting tank are detachably connected.
Further, the first water delivery pipe, the second water delivery pipe and the third water delivery pipe are all made of stainless steel materials.
The utility model has the advantages that:
the utility model discloses a set up local little circulation drying system, make the temperature that gets into the water in the disc drier remain stable to make the drying temperature of disc drier stable, guarantee the quality of lithium hydroxide product monohydrate.
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 schematic view of a lithium hydroxide monohydrate drying system according to an embodiment of the present invention.
Icon: 1-disc dryer, 2-circulation drying system, 201-water collecting tank, 202-pump, 203-heat exchanger, 204-first water conveying pipe, 205-second water conveying pipe, 206-third water conveying pipe, 3-first temperature detection device and 4-second temperature detection device.
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 efforts 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.
Examples
Referring to fig. 1, the embodiment provides a lithium hydroxide monohydrate drying system, which includes a disc dryer 1, the disc dryer 1 is communicated with a circulation drying system 2, the circulation drying system 2 includes a water collection tank 201, a pump 202 and a heat exchanger 203, the water collection tank 201 is connected to one end of the disc dryer 1 through a first water pipe 204, the pump 202 is disposed on the first water pipe 204, the other end of the disc dryer 1 is connected to the heat exchanger 203 through a second water pipe 205, the heat exchanger 203 is communicated with steam, and the heat exchanger 203 is connected to the water collection tank 201 through a third water pipe 206, so as to form the circulation drying system 2.
Water in the water collecting tank 201 is pumped into the disc dryer 1 through a first water conveying pipe 204, then enters a heat exchanger 203 through a second water conveying pipe 205, is heated by steam, and then enters the water collecting tank 201 through a third water conveying pipe 206 to form primary circulation; the circulation drying system 2 is a local small circulation system, uniformly heats water in the water collecting tank 201 to a uniform temperature, and ensures that the drying temperature in the disc type drying machine 1 is stable so as to ensure the quality of a lithium hydroxide monohydrate product; the temperature of the hot water is lowered after the hot water is dried in the disc dryer 1, and the heat exchanger 203 is provided after the disc dryer 1, and the water with lowered temperature can be heated again through the heat exchanger 203 for next cycle drying.
In this embodiment, the water collecting tank 201 is connected with plant mixed condensate water; the temperature of condensed water collected in each process in the workshop is between 60 and 80 ℃, the fluctuation is large, and the temperature is stabilized at about 70 ℃ after being heated by the heat exchanger 203.
In this embodiment, the heat exchanger 203 is a plate heat exchanger; in other embodiments of the present invention, the heat exchanger 203 may also be a jacketed heat exchanger, an immersed coil heat exchanger or a shell-and-tube heat exchanger; the condensed water gathered in the water collecting tank 201 is conveniently heated to a stable temperature for the first time in a unified manner, and the water dried by the disc dryer 1 is heated to a certain temperature for the later circulation, so that the next circulation drying is conveniently carried out.
In this embodiment, the first water conveying pipe 204 is provided with a first temperature detecting device 3, which is convenient for detecting the temperature of the water entering the disc dryer 1, so as to ensure that the temperature of the water entering the disc dryer 1 is stable; the second water pipe 205 is provided with a second temperature detection device 4, which is convenient for detecting the temperature of the water flowing out from the disc dryer 1.
In this embodiment, the water collecting tank 201, the first water conveying pipe 204, the disc dryer 1, the second water conveying pipe 205, the heat exchanger 203, the third water conveying pipe 206, and the water collecting tank 201 are connected by flanges; in other embodiments of the present invention, the water collection tank 201, the first water pipe 204, the disc dryer 1, the second water pipe 205, the heat exchanger 203, the third water pipe 206, and the water collection tank 201 may be connected by threads. And the maintenance, cleaning or replacement of each part is convenient.
In this embodiment, the first water pipe 204, the second water pipe 205, and the third water pipe 206 are all made of stainless steel; avoiding long-term water delivery and rusting.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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 (7)
1. The utility model provides a lithium hydroxide drying system of single water, includes disc dryer (1), characterized in that, disc dryer (1) intercommunication has circulation drying system (2), circulation drying system (2) include water catch bowl (201), pump (202) and heat exchanger (203), water catch bowl (201) are connected with disc dryer (1) one end through first raceway (204), pump (202) set up on first raceway (204), disc dryer (1) other end is connected with heat exchanger (203) through second raceway (205), heat exchanger (203) lead to there is steam, heat exchanger (203) are connected with water catch bowl (201) through third raceway (206), form circulation drying system (2).
2. The lithium hydroxide monohydrate drying system according to claim 1 wherein the water collection sump (201) is connected to plant mix condensate.
3. Lithium hydroxide monohydrate drying system according to claim 1, characterized in that said heat exchanger (203) is a plate heat exchanger.
4. The lithium hydroxide monohydrate drying system according to claim 1, wherein a first temperature detection device (3) is arranged on the first water duct (204).
5. The lithium hydroxide monohydrate drying system according to claim 1, wherein a second temperature detection device (4) is arranged on the second water duct (205).
6. The lithium hydroxide monohydrate drying system according to claim 1, wherein the water collection tank (201), the first water pipe (204), the disc dryer (1), the second water pipe (205), the heat exchanger (203), the third water pipe (206) and the water collection tank (201) are detachably connected.
7. The lithium hydroxide monohydrate drying system according to claim 6, wherein the first water pipe (204), the second water pipe (205) and the third water pipe (206) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922142152.6U CN211316806U (en) | 2019-12-03 | 2019-12-03 | Lithium hydroxide monohydrate drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922142152.6U CN211316806U (en) | 2019-12-03 | 2019-12-03 | Lithium hydroxide monohydrate drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211316806U true CN211316806U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922142152.6U Active CN211316806U (en) | 2019-12-03 | 2019-12-03 | Lithium hydroxide monohydrate drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211316806U (en) |
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2019
- 2019-12-03 CN CN201922142152.6U patent/CN211316806U/en active Active
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