Dangerous chemical fluorination practical training device

Abstract

The utility model discloses a dangerous chemical fluorination practical training device which comprises an aluminum fluoride cooler, a sulfuric acid circulating pump, an acid cooler, an HF purifier, a fluidized bed reactor, a rotary furnace reactor, an HF heater, a fluorite screw feeder, a waste residue screw discharger, an aluminum hydroxide screw feeder and the like. The rotary furnace reactor is connected with the waste residue spiral discharging machine through a pipeline and is connected with the HF purifier through a pipeline; the practical training device has the advantages that the practical training device embodies a pipeline connection structure among equipment such as the aluminum fluoride cooler, the sulfuric acid circulating pump, the acid cooler, the HF purifier, the fluidized bed reactor, the rotary furnace reactor and the HF heater, and embodies circulation of raw materials in a fluorination reaction and circulation and circulation processes of substances such as gas and solid generated after the reaction.

Description

TECHNICAL FIELD

[0001] The utility model relates to dangerous chemical fluorination practical training device belongs to chemical teaching equipment technical field. BACKGROUND

[0002] Fluorination reaction is a heat release process, generally fluoridate at higher temperature, reaction is violent, speed is fast, and heat change is bigger. Most of the used raw materials have combustion and explosion danger, toxicity or corrosivity, and the danger is big once leaking. Therefore, when carrying out coal chemical operation training and equipment cognition training for new people, the practical training device needs to fully simulate the actual production process of the factory under the condition of safety. SUMMARY

[0003] The utility model discloses a dangerous chemical fluorination practical training device.

[0004] The utility model provides a kind of intuitive, comprehensive, safe, can be as close as possible to dangerous chemical fluorination practical training device of actual production of factory.

[0005] To achieve the purpose of the utility model, the technical scheme adopted by the utility model is:

[0006] Dangerous chemical fluorination practical training device, including fluorinated aluminium cooler, sulfuric acid circulating pump, acid cooler, HF purifier, fluidized bed reactor, rotary furnace reactor, HF heater, fluorite screw feeder, waste residue spiral discharger, aluminium hydroxide screw feeder etc., the fluorite screw feeder is connected with rotary furnace reactor by pipeline, rotary furnace reactor is connected with waste residue spiral discharger by pipeline, rotary furnace reactor is connected with HF purifier by pipeline, HF purifier is connected with HF heater by pipeline, HF heater is connected with fluidized bed reactor by pipeline, fluidized bed reactor is connected with fluorinated aluminium cooler by pipeline, fluorinated aluminium cooler is connected with pneumatic conveying pump by pipeline, HF purifier is connected with acid cooler by pipeline, acid cooler is connected with fluorinated aluminium cooler by pipeline.

[0007] As preferably, the dangerous chemical fluorination practical training device includes two-layer guardrail frame, and the left side of two-layer guardrail frame is equipped with step ladder.

[0008] As preferably, the rotary furnace reactor and HF heater are installed on the upper layer of two-layer guardrail frame.

[0009] As preferably, the fluorinated aluminium cooler, acid cooler and sulfuric acid circulating pump are all installed on the lower layer of two-layer guardrail frame.

[0010] The utility model discloses a dangerous chemical fluorination practical training device, which is characterized by the following technical scheme: the dangerous chemical fluorination practical training device comprises an aluminum fluoride cooler, a sulfuric acid circulating pump, an acid cooler, an HF purifier, a fluidized bed reactor, a rotary furnace reactor, an HF heater and the like.

[0011] The system simplifies actual production chemical process, retains general unit and specific unit equipment, compiles start -stop car training content, and helps to understand process dangerous characteristic and key monitoring process parameter setting principle. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is the front view of the dangerous chemical fluorination practical training device of the utility model;

[0013] Figure 2 is the right view of the dangerous chemical fluorination practical training device of the utility model;

[0014] Figure 3 is the perspective view of the dangerous chemical fluorination practical training device of the utility model;

[0015] Figure 4 is the detailed process flow Figure 1 ;

[0016] Figure 5 is the detailed process flow Figure 2 ;

[0017] Figure 6 is the partial process flow enlarged view of rotary furnace reactor;

[0018] Figure 7 is the partial process flow enlarged view of HF purifier;

[0019] Figure 8 is the partial process flow enlarged view of fluidized bed reactor.

[0020] In the drawing: 1, aluminum fluoride cooler, 2, sulfuric acid circulating pump, 3, acid cooler, 4, HF purifier, 5, fluidized bed reactor, 6, rotary furnace reactor, 7, HF heater, 8, fluorite screw feeder, 9, waste residue screw discharger, 10, aluminum hydroxide screw feeder, 11, pneumatic conveying pump. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings and embodiments.

[0022] The technical solutions of the utility model will be clearly and completely described below in combination with the drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model. In the description of the utility model, it should be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. The utility model will be further described in detail below in combination with the drawings.

[0023] As shown in Figures 1-6 The utility model dangerous chemical fluorination practical training device, including aluminium fluoride cooler 1, sulfuric acid circulating pump 2, acid cooler 3, HF purifier 4, fluidized bed reactor 5, rotary furnace reactor 6, HF heater 7, fluorite screw feeder 8, waste residue spiral discharge machine 9, aluminium hydroxide screw feeder 10 etc., fluorite screw feeder 8 is connected with rotary furnace reactor 6 through pipeline, rotary furnace reactor 6 is connected with waste residue spiral discharge machine 9 through pipeline, rotary furnace reactor 6 is connected with HF purifier 4 through pipeline, HF purifier 4 is connected with HF heater 7 through pipeline, HF heater 7 is connected with fluidized bed reactor 5 through pipeline, fluidized bed reactor 5 is connected with aluminium fluoride cooler 1 through pipeline, aluminium fluoride cooler 1 is connected with pneumatic conveying pump 11 through pipeline, HF purifier 4 is connected with acid cooler 3 through pipeline, acid cooler 3 is connected with aluminium fluoride cooler 1 through pipeline.

[0024] As preferably, the dangerous chemical fluorination practical training device includes two guardrails frame, two guardrails frame left side is equipped with step ladder.

[0025] As preferably, the rotary furnace reactor 6, HF heater 7 are installed on two guardrails frame upper layer.

[0026] As preferably, the aluminium fluoride cooler 1, acid cooler 3, sulfuric acid circulating pump 2 are all installed in two guardrails frame lower layer.

[0027] The process of the training device is as follows: the proportioned fuming sulfuric acid and dry fluorite particles enter the rotary furnace reactor 6, are indirectly heated by the flue gas jacket of the rotary furnace reactor 6, and then are discharged from the tail part of the reactor after reaction, and the generated crude hydrofluoric acid enters the HF purifier 4 for dust and water removal. In the HF purifier 4, the water and other impurities in the crude hydrofluoric acid are absorbed by the circulating sulfuric acid through countercurrent contact, and the sulfuric acid is cooled by the acid cooler 3 and then recycled. The dust and water removed HF enters the HF heater 7 through a pipeline for temperature rise, enters the fluidized bed reactor 5 after temperature rise, and reacts with aluminum hydroxide in the fluidized bed reactor 5 to generate aluminum fluoride, and the water in the aluminum hydroxide is removed by reaction heat, and the aluminum fluoride at the bottom of the fluidized bed reactor 5 is cooled by the aluminum fluoride cooler 1 and then sent to product packaging by the pneumatic conveying pump 11.

[0028] The training device reflects the pipeline connection structure among the aluminum fluoride cooler 1, the sulfuric acid circulating pump 2, the acid cooler 3, the HF purifier 4, the fluidized bed reactor 5, the rotary furnace reactor 6, and the HF heater 7, reflects the flow and circulation process of the raw materials in the fluorination reaction and the gas, solid and other substances generated after the reaction, and enables the students to fully understand the content of the teaching material, and can also meet the “Notice of the State Administration of Work Safety No. 2014139 on the Issuance of the Standard for Special Operation Safety Technology Practical Operation Examination and the Standard for Equipment Configuration of Examination Points for Trial Implementation”.

Claims

1. A hazardous chemical fluorination training device, comprising an aluminum fluoride cooler (1), a sulfuric acid circulating pump (2), an acid cooler (3), an HF purifier (4), a fluidized bed reactor (5), a rotary furnace reactor (6), an HF heater (7), a fluorite screw feeder (8), a waste residue screw discharger (9), an aluminum hydroxide screw feeder (10), characterized in that, The fluorite screw feeder (8) is connected with the rotary furnace reactor (6) through a pipeline, the rotary furnace reactor (6) is connected with the waste residue screw discharger (9) through a pipeline, the rotary furnace reactor (6) is connected with the HF purifier (4) through a pipeline, the HF purifier (4) is connected with the HF heater (7) through a pipeline, the HF heater (7) is connected with the fluidized bed reactor (5) through a pipeline, the fluidized bed reactor (5) is connected with the aluminum fluoride cooler (1) through a pipeline, the aluminum fluoride cooler (1) is connected with the pneumatic conveying pump (11) through a pipeline, the HF purifier (4) is connected with the acid cooler (3) through a pipeline, and the acid cooler (3) is connected with the aluminum fluoride cooler (1) through a pipeline.

2. The hazardous chemical fluoridation training device of claim 1, wherein, The dangerous chemical fluorination practical training device comprises a two-layer guardrail frame, and a step ladder is arranged on the left side of the two-layer guardrail frame.

3. The hazardous chemical fluoridation training device of claim 1, wherein, The rotary furnace reactor (6) and the HF heater (7) are installed on the upper layer of the two-layer guardrail frame.

4. The hazardous chemical fluoridation training device of claim 1, wherein, The aluminum fluoride cooler (1), the acid cooler (3) and the sulfuric acid circulating pump (2) are all installed on the lower layer of the two-layer guardrail frame.

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