High-concentration lithium fluoride reaction equipment

Abstract

The utility model discloses high-concentration lithium fluoride reaction equipment which is characterized in that the lower end of a heat exchange pipe is connected with a cold water pump in a cold water tank, the upper end of the cold water tank is connected with a closed heat exchange tank through a pipeline, and the upper end of the closed heat exchange tank is provided with the other end of the heat exchange pipe; according to the high-concentration lithium fluoride reaction equipment, the conditions that in the prior art, dry ice is used for heat dissipation, a large amount of gas is generated in the working process, a pipeline is possibly blocked, the heat dissipation efficiency is influenced, and the load of the exhaust end is large are improved, air conditioner refrigeration is performed, then pure water is cooled, and materials are fed into the reaction kettle to be cooled after being cooled; and a water cooling mode is used, so that the load in a short time can be improved, the situation that a large amount of heat is generated when materials are just fed is avoided, and the use safety and reliability are improved.

Description

Technical Field

[0001] The utility model relates to the field of chemical equipment, in particular to high-concentration lithium fluoride reaction equipment. Background Art

[0002] At present, Chinese patent: CN202220452970.5 discloses a condensation reaction device for high-purity lithium fluoride production, including a reactor arranged on a mounting frame. In the utility model, a rotating shaft is arranged inside the reactor, a heat-conducting stirring tube is arranged on the rotating shaft, and a tube hole connected to the heat-conducting stirring tube is arranged at the top and bottom of the rotating shaft, the bottom of the rotating shaft is connected to the heat-exchanging ring tube inside the heat-exchanging box through a pipeline, the feed port of the heat-exchanging ring tube is connected to the circulating pump, and the pumping pipe of the circulating pump is connected to the pipe port at the top of the rotating shaft. Under the drive of the circulating pump, the heat-exchanging medium enters the rotating shaft from the bottom of the rotating shaft through each heat-conducting stirring tube, flows out from the top of the rotating shaft, and then flows back to the heat-exchanging box, so as to absorb the temperature inside the reactor. The dry ice manufactured by the arranged dry ice making machine can cool the heat-exchanging medium inside the heat-exchanging ring tube. The device can improve the stirring efficiency during the condensation reaction of high-purity lithium fluoride, and effectively absorb the temperature generated by the condensation reaction, and is suitable for promotion and use. However, the existing technology uses dry ice to dissipate heat, which produces a large amount of gas during operation, which may cause the pipeline to be blocked, affecting the heat dissipation efficiency and causing a large load on the exhaust end. Utility Model Content

[0003] Therefore, in view of the above problems, the utility model proposes a high-concentration lithium fluoride reaction equipment, which solves the technical problems that the prior art uses dry ice to dissipate heat, generates a large amount of gas during operation, may block the pipeline and affect the heat dissipation efficiency, and has a large load on the exhaust end.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: a high-concentration lithium fluoride reaction equipment, which structure includes a reactor, a heat exchanger, a stirring device, a feed pipe, a discharge hopper, and a discharge control valve. The heat exchanger is arranged on the side of the reactor, the stirring device is arranged on the top of the reactor, two feed pipes are arranged on the upper part of the reactor, the bottom of the reactor is arranged with a discharge hopper, and the bottom of the discharge hopper is arranged with a discharge control valve. The heat exchanger includes a heat exchange tube, a heat conducting plate, a cold water tank, a cold water pump, a hot water nozzle, a closed heat exchange box, a heat exchange box heat conducting plate, a cooling water spray pipe, a fan, a drainage hopper, and a refrigeration air conditioner. The heat exchange tube A heat conducting sheet is arranged on the top, the lower end of the heat exchange tube is connected to the cold water pump in the cold water tank, the upper end of the cold water tank is connected to the closed heat exchange box through a pipeline, the other end of the heat exchange tube is arranged on the upper end of the closed heat exchange box, and a hot water nozzle is arranged on the pipeline, a heat exchange box heat conducting sheet is arranged inside the closed heat exchange box, the heat exchange box heat conducting sheet extends to the outside of the right side of the closed heat exchange box, a cooling water spray pipe is arranged above the heat exchange box heat conducting sheet outside the closed heat exchange box, a fan is arranged on the right side of the heat exchange box heat conducting sheet, a drainage bucket is arranged below the heat exchange box heat conducting sheet, and the front end of the fan is connected to the evaporator of the refrigeration air conditioner.

[0005] Furthermore, the output end of the stirring device is connected to a stirring rod made of plastic.

[0006] Furthermore, the stirring rod is made of polytetrafluoroethylene.

[0007] Furthermore, the heat exchange tube is arranged inside the reaction kettle, and the heat exchange tube and the heat conductive sheet are fixedly connected by welding, and the heat exchange tube and the heat conductive sheet are both made of pure copper.

[0008] Furthermore, an anti-corrosion layer is provided on the surface of the heat exchange tube and the heat conducting plate.

[0009] Furthermore, the heat exchange box heat conducting plate is a vertically arranged structure.

[0010] Furthermore, the external unit of the refrigeration air conditioner is arranged outdoors.

[0011] By adopting the above-mentioned technical scheme, the beneficial effects of the utility model are as follows: the high-concentration lithium fluoride reaction equipment improves the existing technology of using dry ice for heat dissipation. A large amount of gas is generated during the operation, which may cause the pipeline to be blocked and affect the heat dissipation efficiency. When the exhaust end has a large load, air conditioning is used for refrigeration, and then the pure water is cooled. After cooling, it is sent to the reactor to cool the material. The use of water cooling can increase the load in a short period of time, avoid the situation of large amounts of heat when the material is just fed, and improve the safety and reliability of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a structural schematic diagram of the filter of the utility model.

[0014] In the figure: 1. Reactor; 2. Heat exchanger; 3. Stirring device; 4. Feed pipe; 5. Discharge hopper; 6. Discharge control valve; 11. Heat exchange tube; 12. Heat conductive sheet; 13. Cold water tank; 14. Cold water pump; 15. Hot water nozzle; 16. Closed heat exchange box; 17. Heat conductive sheet of heat exchange box; 18. Cooling water spray pipe; 19. Fan; 110. Drain bucket; 111. Refrigeration air conditioner. DETAILED DESCRIPTION

[0015] The utility model is now further described in conjunction with the accompanying drawings and specific implementation methods.

[0016] refer to Figure 1-Figure 2 The present embodiment provides a high-concentration lithium fluoride reaction equipment, which comprises a reactor 1, a heat exchanger 2, a stirring device 3, a feed pipe 4, a discharge hopper 5, and a discharge control valve 6. The heat exchanger 2 is arranged on the side of the reactor 1, the stirring device 3 is arranged on the top of the reactor 1, two feed pipes 4 are arranged on the upper part of the reactor 1, the discharge hopper 5 is arranged at the bottom of the reactor 1, and the discharge control valve 6 is arranged at the bottom of the discharge hopper 5. The heat exchanger 2 comprises a heat exchange tube 11, a heat conductive sheet 12, a cold water tank 13, a cold water pump 14, a hot water nozzle 15, a closed heat exchange box 16, a heat exchange box heat conductive sheet 17, a cooling water spray pipe 18, a fan 19, a drainage bucket 110, and a refrigeration air conditioner 111. The heat exchange tube 11 is provided with a heat conductive sheet 12. The lower end of the heat exchange tube 11 is connected to the cold water pump 14 in the cold water tank 13, and the upper end of the cold water tank 13 is connected to the closed heat exchange box 16 through a pipeline. The other end of the heat exchange tube 11 is arranged at the upper end of the closed heat exchange box 16, and a hot water nozzle 15 is arranged on the pipeline. A heat exchange box heat conducting plate 17 is arranged inside the closed heat exchange box 16, and the heat exchange box heat conducting plate 17 extends to the outside of the right side of the closed heat exchange box 16. A cooling water spray pipe 18 is arranged above the heat exchange box heat conducting plate 17 outside the closed heat exchange box 16, and a fan 19 is arranged on the right side of the heat exchange box heat conducting plate 17. A drainage bucket 110 is arranged below the heat exchange box heat conducting plate 17, and the front end of the fan 19 is connected to the evaporator of the refrigeration air conditioner 111.

[0017] The output end of the stirring device 3 is connected to a stirring rod made of plastic.

[0018] The stirring rod is made of polytetrafluoroethylene.

[0019] The heat exchange tube 11 is arranged inside the reaction kettle 1 . The heat exchange tube 11 and the heat conductive sheet 12 are fixedly connected by welding. The heat exchange tube 11 and the heat conductive sheet 12 are both made of pure copper.

[0020] An anti-corrosion layer is provided on the surface of the heat exchange tube 11 and the heat conducting sheet 12 .

[0021] The heat exchange box heat conducting sheet 17 is a vertically arranged structure.

[0022] The external unit of the refrigeration air conditioner 111 is arranged outdoors.

[0023] The high-concentration lithium fluoride reaction equipment improves the existing technology of using dry ice for heat dissipation. A large amount of gas is generated during the operation, which may block the pipeline and affect the heat dissipation efficiency. When the exhaust end has a large load, air conditioning is used for refrigeration, and then pure water is cooled. After cooling, it is sent to the reactor 1 to cool the material. The use of water cooling can increase the load in a short period of time, avoid the situation of large amounts of heat when the material is just fed, and improve the safety and reliability of use.

[0024] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A high concentration lithium fluoride reaction equipment, characterized in that: Its structure includes a reactor, a heat exchanger, a stirring device, a feed pipe, a discharge hopper, and a discharge control valve. The heat exchanger is arranged on the side of the reactor, the stirring device is arranged on the top of the reactor, two feed pipes are arranged on the upper part of the reactor, the discharge hopper is arranged at the bottom of the reactor, and the discharge control valve is arranged at the bottom of the discharge hopper; The heat exchanger includes a heat exchange tube, a heat conductive sheet, a cold water tank, a cold water pump, a hot water nozzle, a closed heat exchange box, a heat exchange box heat conductive sheet, a cooling water spray pipe, a fan, a drainage bucket, and a refrigeration air conditioner. A heat conductive sheet is arranged on the heat exchange tube, the lower end of the heat exchange tube is connected to the cold water pump in the cold water tank, the upper end of the cold water tank is connected to the closed heat exchange box through a pipeline, the other end of the heat exchange tube is arranged at the upper end of the closed heat exchange box, and a hot water nozzle is arranged on the pipeline, a heat exchange box heat conductive sheet is arranged inside the closed heat exchange box, the heat exchange box heat conductive sheet extends to the outside of the right side of the closed heat exchange box, a cooling water spray pipe is arranged above the heat exchange box heat conductive sheet outside the closed heat exchange box, a fan is arranged on the right side of the heat exchange box heat conductive sheet, a drainage bucket is arranged below the heat exchange box heat conductive sheet, and the front end of the fan is connected to the evaporator of the refrigeration air conditioner.

2. A high concentration lithium fluoride reaction equipment according to claim 1, characterized in that: The output end of the stirring device is connected to a stirring rod made of plastic material.

3. A high concentration lithium fluoride reaction equipment according to claim 2, characterized in that: The stirring rod is made of polytetrafluoroethylene.

4. A high concentration lithium fluoride reaction equipment according to claim 1, characterized in that: The heat exchange tube is arranged inside the reaction kettle, and the heat exchange tube and the heat conducting plate are fixedly connected by welding. The heat exchange tube and the heat conducting plate are both made of pure copper.

5. A high concentration lithium fluoride reaction equipment according to claim 1, characterized in that: An anti-corrosion layer is provided on the surface of the heat exchange tube and the heat conducting sheet.

6. A high concentration lithium fluoride reaction equipment according to claim 1, characterized in that: The heat exchange box heat conducting sheet is a vertically arranged structure.

7. A high concentration lithium fluoride reaction equipment according to claim 1, characterized in that: The external unit of the refrigeration air conditioner is arranged outdoors.

Images