Photocatalytic electric heating reaction kettle

Abstract

The utility model discloses a photocatalytic electric heating reaction kettle. The photocatalytic electric heating reaction kettle comprises a kettle body, a kettle cover, a stirring unit, a heating unit and a control unit, the kettle cover blocks the upper opening of the kettle body, the stirring unit stirs materials, the heating unit heats the kettle body, and the stirring unit and the heating unit are both controlled by the control unit. The kettle cover is provided with a temperature measuring unit, a pressure measuring unit, an air inlet unit and an air exhaust unit which are respectively used for measuring temperature and pressure, feeding air and exhausting air, and the temperature measuring unit and the pressure measuring unit are in signal connection with the control unit. And the kettle cover is also provided with a light-transmitting window for the irradiation light of the light source to enter the kettle body. According to the device, the problems of a traditional reaction kettle in photocatalytic reaction are solved by precisely regulating and controlling reaction conditions (temperature, pressure and stirring) and meeting special photocatalytic requirements (light source introduction, parameter monitoring and gas exchange).

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of photocatalytic reactor, especially relates to a photocatalytic electric heating reaction kettle. BACKGROUND

[0002] In the existing chemical reaction process, photocatalytic reaction as a kind of efficient, environmental protection reaction mode, is widely concerned. However, the existing reaction kettle has many problems when carrying out photocatalytic reaction. On the one hand, in the reaction process, the material needs to be accurately controlled in temperature, pressure and uniformly stirred, but the traditional reaction kettle is often difficult to simultaneously satisfy the accurate regulation and control of these conditions. For example, the heating mode lacks temperature control or lacks stirring mechanism, leading to uneven heating of material, insufficient reaction, affecting reaction efficiency and product quality. On the other hand, for the special needs of photocatalytic reaction, the existing reaction kettle has deficiencies in light source introduction and related parameter monitoring and gas exchange during the reaction process. The light source cannot effectively irradiate the reaction material, or lacks the functions of convenient gas inlet, gas outlet and real-time temperature and pressure measurement, so that the photocatalytic reaction is difficult to carry out efficiently and safely, limiting its application effect in actual production. Therefore, an urgent need exists for a reaction kettle device that can comprehensively solve the above problems and meet the multiple needs of photocatalytic reaction. SUMMARY

[0003] The technical problem to be solved by the utility model lies in that, in view of the deficiencies in the prior art, a photocatalytic electric heating reaction kettle is provided, which can accurately regulate and control reaction conditions (temperature, pressure, stirring) and meet the special needs of photocatalytic reaction (light source introduction, parameter monitoring, gas exchange), and comprehensively solve the problems of traditional reaction kettle in photocatalytic reaction.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of a photocatalytic electric heating reaction kettle, which comprises a kettle body, a kettle cover, a stirring unit, a heating unit and a control unit. The kettle cover is plugged at the upper opening of the kettle body. The stirring unit is used to stir the material entering the interior of the kettle body. The heating unit is used to heat the kettle body. The stirring unit and the heating unit are controlled by the control unit.

[0005] A temperature measuring unit, a pressure measuring unit, a gas inlet unit and a gas outlet unit are arranged on the kettle cover.

[0006] The temperature measuring unit is used to measure the temperature inside the kettle body.

[0007] The pressure measuring unit is used to measure the pressure inside the kettle body.

[0008] The gas inlet unit is used to introduce gas into the interior of the kettle body.

[0009] The gas outlet unit is used to discharge gas from the interior of the kettle body to the outside.

[0010] The temperature measuring unit and the pressure measuring unit are signal connected with the control unit;

[0011] The kettle cover is further provided with a light transmission window, and the light transmission window is used for the irradiation light of the light source to enter the inside of the kettle body.

[0012] The photocatalytic electric heating reaction kettle, the light transmission window is a sapphire lens window, and the light transmission window is located at the center of the kettle cover.

[0013] The photocatalytic electric heating reaction kettle, the stirring unit comprises a magnetic stirring sub located in the inside of the kettle body and a magnetic stirring assembly located below the kettle body.

[0014] The photocatalytic electric heating reaction kettle, the heating unit is a heating furnace coaxially arranged on the outer side of the kettle body.

[0015] The photocatalytic electric heating reaction kettle, the temperature measuring unit is a temperature measuring thermocouple.

[0016] The photocatalytic electric heating reaction kettle, the pressure measuring unit is a pressure gauge with a safety rupture disc.

[0017] The photocatalytic electric heating reaction kettle, the kettle cover is provided with a quick opening handle.

[0018] The photocatalytic electric heating reaction kettle, the gas inlet unit comprises at least one gas inlet matched with a bottom pipe.

[0019] Compared with the prior art, the photocatalytic electric heating reaction kettle has the following advantages:

[0020] 1. The heating unit in the utility model is controlled by the control unit, stable and accurate heating operation can be carried out on the kettle body, the material in the kettle body is ensured to be in a suitable temperature environment, the strict requirement of photocatalytic reaction on temperature is met, and the problem that the temperature control of the traditional reaction kettle is unstable and affects the reaction efficiency and product quality is solved.

[0021] 2. The pressure measuring unit is signal connected with the control unit, and the pressure change in the kettle body can be monitored in real time. In combination with the gas inlet unit and the gas outlet unit, when the pressure is abnormal, reasonable control strategy can be used for adjustment, the internal pressure is maintained in a safe range and is beneficial to reaction, safety accidents or interference with the reaction process caused by pressure problems are avoided, and the deficiency of the traditional reaction kettle in pressure regulation is made up.

[0022] 3. The stirring unit is also controlled by the control unit, appropriate stirring parameters can be set according to the reaction requirement, the material can be fully mixed in the kettle body, the problem that the reaction efficiency is low due to poor mixing of the previous stirring is solved, and the uniformity and efficiency of the reaction are ensured.

[0023] 4. The light-transmitting window provided on the kettle cover provides a convenient channel for the light source to irradiate light into the interior of the kettle body, solves the problem that the light source of the traditional reaction kettle is difficult to introduce or the light cannot be effectively irradiated to the reaction material, and ensures that the photocatalyst can be fully excited under light to promote the smooth progress of the photocatalytic reaction.

[0024] 5. The temperature measuring unit and the pressure measuring unit can monitor the temperature and pressure parameters in the reaction process in real time, provide data support for reaction control. The gas inlet unit and the gas outlet unit meet the needs of gas in and out in the photocatalytic reaction process, ensure that the reaction system has a good gas environment, which is beneficial to the efficient and safe development of the reaction, and solves the defects of the traditional reaction kettle in the monitoring of related parameters and gas exchange in the photocatalytic reaction process.

[0025] The technical scheme of the utility model will be described in further detail below with reference to the drawings and embodiments. DRAWINGS

[0026] Figure 1 It is a perspective view of the utility model.

[0027] Figure 2 It is a front view of the utility model.

[0028] Figure 3 It is Figure 2 A-A sectional view.

[0029] Figure 4 It is a top view of the utility model.

[0030] MARKS OF THE DRAWINGS:

[0031] 1 - kettle body; 2 - kettle cover; 3 - stirring unit;

[0032] 4 - heating unit; 5 - control unit; 6 - temperature measuring unit;

[0033] 7 - pressure measuring unit; 8 - gas inlet unit; 9 - gas outlet unit;

[0034] 10 - light-transmitting window. DETAILED DESCRIPTION

[0035] As shown in Figure 1 — Figure 4 A photocatalytic electric heating reaction kettle, comprising a kettle body 1, a kettle cover 2, a stirring unit 3, a heating unit 4 and a control unit 5, the kettle cover 2 is blocked at the upper opening of the kettle body 1, the stirring unit 3 is used for stirring the material entering the interior of the kettle body 1, the heating unit 4 is used for heating the kettle body 1, and the stirring unit 3 and the heating unit 4 are controlled by the control unit 5;

[0036] The kettle cover 2 is provided with a temperature measuring unit 6, a pressure measuring unit 7, an air inlet unit 8 and an air outlet unit 9.

[0037] The temperature measuring unit 6 is used for measuring the temperature inside the kettle body 1.

[0038] The pressure measuring unit 7 is used for measuring the pressure inside the kettle body 1.

[0039] The air inlet unit 8 is used for air inlet into the kettle body 1.

[0040] The air outlet unit 9 is used for air outlet from the kettle body 1 to the outside.

[0041] The temperature measuring unit 6 and the pressure measuring unit 7 are both signal connected with the control unit 5.

[0042] The kettle cover 2 is further provided with a light-transmitting window 10, which is used for the irradiation light of the light source to enter the inside of the kettle body 1.

[0043] Through the cooperation of each functional unit, the functions of stirring, heating, temperature and pressure monitoring and gas exchange of the materials inside the reaction kettle are realized. At the same time, the design of the light-transmitting window 10 meets the needs of the light source entering in the photocatalytic reaction. Overall, it solves the problems of accurate control of reaction conditions and effective introduction of light source in photocatalytic reaction, improves the efficiency and safety of photocatalytic reaction, and expands the application of the reaction kettle in the field of photocatalysis.

[0044] In this embodiment, the light-transmitting window 10 is a sapphire lens window, which is located at the center of the kettle cover 2.

[0045] The sapphire lens window is used as the light-transmitting window 10 and is located at the center of the kettle cover 2. The sapphire lens has high hardness, high light transmittance and good high temperature and high pressure resistance, which can effectively protect the internal environment of the reaction kettle and ensure the efficient transmission of the light source, so that the light uniformly irradiates the materials inside the kettle body 1, further improving the effect and stability of the photocatalytic reaction.

[0046] In this embodiment, the stirring unit 3 includes a magnetic stirring sub located inside the kettle body 1 and a magnetic stirring assembly located below the kettle body 1.

[0047] The combination of the magnetic stirring sub and the magnetic stirring assembly realizes stable and efficient stirring of the materials inside the kettle body 1. The magnetic stirring has the advantages of simple structure, good sealing and no leakage, which can ensure the full mixing of the materials and improve the reaction rate and uniformity, which is beneficial to the full performance of the photocatalytic reaction.

[0048] In this embodiment, the heating unit 4 is a heating furnace coaxially arranged on the outer side of the kettle body 1.

[0049] The heating furnace is coaxially arranged at the outer ring side of the kettle body 1, which can make the heating more uniform, effectively improve the temperature uniformity of the material in the kettle body 1, avoid the influence of local overheating or uneven temperature on the reaction, ensure that the photocatalytic reaction is stably carried out under suitable temperature conditions, and improve the reaction efficiency and product quality.

[0050] In this embodiment, the temperature measuring unit 6 is a temperature measuring thermocouple.

[0051] The temperature measuring thermocouple has the characteristics of high measurement accuracy and fast response speed, can accurately and timely monitor the temperature change in the kettle body 1, provides accurate temperature data for the control unit 5, facilitates timely adjustment of the working state of the heating unit 4, realizes accurate control of the reaction temperature, and ensures that the photocatalytic reaction is carried out in the best temperature range.

[0052] In this embodiment, the pressure measuring unit 7 is a pressure gauge with a safety rupture disc.

[0053] The pressure gauge with a safety rupture disc can not only measure the pressure in the kettle body 1 in real time, but also can release pressure through the rupture disc when the pressure exceeds the safety limit, effectively prevent the reaction kettle from exploding due to high pressure and other safety accidents, and ensure the accuracy of pressure measurement, provide a reliable basis for pressure control during the reaction, and ensure the safety and reliability of the photocatalytic reaction.

[0054] In this embodiment, the kettle cover 2 is provided with a quick-opening handle.

[0055] The design of the quick-opening handle facilitates the quick and convenient opening and closing of the kettle cover 2 by the operator, improves the operation efficiency, saves the operation time, and also reduces the operation difficulty and labor intensity, which is beneficial to the daily use and maintenance of the reaction kettle and improves the user experience.

[0056] In this embodiment, the gas inlet unit 8 includes at least one gas inlet with a bottom pipe.

[0057] The design of the gas inlet with a bottom pipe can make the gas entering the kettle body 1 better contact with the material, improve the utilization rate of the gas and the reaction efficiency, and ensure the uniform distribution of the gas in the kettle body 1, which is beneficial to the smooth progress of the reaction step in which the gas participates in the photocatalytic reaction, and promotes the full development of the reaction.

[0058] When the utility model is used, the material is added to the kettle body 1, the state of each unit is checked, and the gas environment is adjusted through the gas inlet unit 8. If a specific gas is required, the corresponding gas is introduced and exhausted to achieve the required atmosphere.

[0059] The heating unit 4 is started, the temperature is set by the control unit 5, the temperature is monitored and fed back by the temperature measuring unit 6, and the stable temperature is maintained. At the same time, the stirring unit 3 is started, the stirring is controlled by the control unit 5 according to the preset parameters, and the materials are uniformly mixed. The pressure measuring unit 7 monitors the pressure in real time, when the pressure exceeds the limit, the control unit 5 controls the exhaust unit 9 to exhaust, and when the pressure is too high, the safety rupture disc is broken to release pressure. The light source is aimed at the light transmission window 10, the light passes through the window and irradiates on the materials, the photocatalyst is excited to promote the reaction.

[0060] When the reaction is completed, the heating and the stirring unit 3 are stopped. The exhaust unit 9 exhausts the gas, and the pressure returns to normal. After the temperature and the pressure are safe, the kettle cover 2 is opened by the quick opening handle, and the product is taken out. Finally, the reaction kettle is cleaned and maintained, and the parts are checked and the damaged parts are replaced in time.

[0061] The above is only a preferred embodiment of the present application, and does not limit the present application. Any simple modification, change and equivalent structure change of the above embodiment according to the technical essence of the present application still belong to the protection scope of the technical scheme of the present application.

Claims

1. A photo-catalytic electric heating reaction kettle, characterized in that, The kettle body, the kettle cover, the stirring unit, the heating unit and the control unit, the kettle cover is sealed at the upper opening of the kettle body, the stirring unit is used for stirring the material into the kettle body, the heating unit is used for heating the kettle body, the stirring unit and the heating unit are controlled by the control unit; The kettle cover is provided with a temperature measuring unit, a pressure measuring unit, an air inlet unit and an exhaust unit; The temperature measuring unit is used for measuring the temperature inside the kettle body; The pressure measuring unit is used for measuring the pressure inside the kettle body; The air inlet unit is used for air inlet into the kettle body; The exhaust unit is used for the internal exhaust of the kettle body to the outside; The temperature measuring unit and the pressure measuring unit are signal connected with the control unit; The kettle cover is also provided with a light transmission window, and the light transmission window is used for the irradiation light of the light source to enter the inside of the kettle body.

2. The photo-catalytic electric heating reaction kettle according to claim 1, characterized in that, The light transmission window is a sapphire lens window, and the light transmission window is located at the center of the kettle cover.

3. The photo-catalytic electric heating reaction kettle according to claim 1, characterized in that, The stirring unit includes a magnetic stirring sub located inside the kettle body and a magnetic stirring assembly located below the kettle body.

4. The photo-catalytic electric heating reaction kettle according to claim 1, characterized in that, The heating unit is a heating furnace coaxially arranged on the outer side of the kettle body.

5. The photo-catalytic electrically heated reaction vessel according to claim 1, wherein The temperature measuring unit is a temperature measuring thermocouple.

6. The photo-catalytic electrically heated reaction vessel according to claim 1, wherein The pressure measuring unit is a pressure gauge with a safety rupture disc.

7. The photo-catalytic electrically heated reaction vessel according to claim 1, wherein The kettle cover has a quick opening handle.

8. The photo-catalytic electric heating reaction kettle according to claim 1, characterized in that, The air inlet unit includes at least one air inlet pipe with a plug bottom.

Images