Photothermal catalytic reactor structure

Abstract

The utility model belongs to the technical field of photo-thermal catalytic equipment, and particularly relates to a photo-thermal catalytic reactor structure. Comprising a funnel reactor main body, a thermocouple, a gas inlet branch pipe and a gas outlet branch pipe, and the funnel reactor main body is funnel-shaped and has a wide upper part and a narrow lower part. Through reasonable arrangement of the funnel reactor main body, the thermocouple, the gas inlet branch pipe and the gas outlet branch pipe, the structure is compact, the use is convenient and flexible, the funnel-shaped reactor with a wide upper part and a narrow lower part is adopted, and the illumination unit above the funnel reactor is combined to irradiate the quartz cover plate at the top of the reactor, so that the light inlet area of the reactor can be greatly increased; the incident light intensity of the reactor can be conveniently and accurately regulated and measured; gas is introduced through the gas inlet branch pipe and is discharged through the gas outlet branch pipe after being fully contacted with a catalyst in the funnel reactor, a heating sleeve is arranged on the outer side of the funnel reactor to drive a thermocatalytic reaction, and the reaction temperature can be monitored in real time through a thermocouple arranged in the reactor.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of photo-thermal catalytic equipment, and particularly relates to a photo-thermal catalytic reactor structure. BACKGROUND

[0002] The photo-thermal catalytic method developed in recent years can drive a thermal catalytic reaction by using sunlight, and has become a hotspot in current research. Many studies have shown that the efficiency of the photo-thermal catalytic reaction is closely related to the incident light intensity. On the one hand, higher light intensity can improve the temperature of the catalyst through photo-thermal conversion, and on the other hand, higher light intensity is also conducive to exciting more hot electrons to accelerate the reaction.

[0003] The photo-thermal catalytic reaction device of the prior art is usually obtained by modifying a fixed bed reactor of a traditional catalytic reaction device. Due to the limitation of the cross section of the long tubular reactor, the light inlet area is often less than 1 cm 2 , which results in very limited incident light intensity and makes it difficult to effectively improve the incident light intensity, and it is also difficult to accurately adjust and measure the light intensity on the surface of the catalyst. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide a photo-thermal catalytic reactor structure which is compact in structure, convenient and flexible to use, can greatly improve the light inlet area of the reactor, is convenient for adjusting and measuring the incident light intensity, and can accurately monitor the reaction temperature through a thermocouple under high light flux.

[0005] The technical scheme adopted by the utility model to solve the above technical problem is as follows:

[0006] A photo-thermal catalytic reactor structure mainly comprises a funnel reactor main body, a thermocouple, a gas inlet branch pipe and a gas outlet branch pipe, wherein the gas inlet branch pipe and the gas outlet branch pipe are respectively connected to the upper part and the bottom of the funnel reactor main body in communication.

[0007] The funnel reactor main body is funnel-shaped with a wide upper part and a narrow lower part, and a cover plate is arranged on the top of the funnel reactor main body. A light unit is arranged above the cover plate.

[0008] The thermocouple is inserted into the lower part of the funnel reactor main body, and the outer part of the thermocouple is covered with a thermocouple sleeve. A thermocouple lining pipe is arranged around the thermocouple sleeve, and quartz wool for loading the catalyst is filled between the upper part of the thermocouple lining pipe and the funnel reactor main body. A heating jacket is arranged on the outer side of the lower part of the funnel reactor main body.

[0009] Further, the funnel reactor main body and the cover plate are both made of quartz, a rubber ring is arranged between the cover plate and the funnel reactor main body, and the cover plate is sealed and fixed on the top of the funnel reactor main body by a ring-shaped clamp.

[0010] Further, the air inlet branch pipe is connected with the reactor branch pipe at the upper portion of the funnel reactor body through a two-way body, and the two ends of the two-way body are fixedly connected with the reactor branch pipe and the air inlet branch pipe through two-way nuts I and II.

[0011] Further, a two-way sealing ring I is arranged between the two-way nut I and the reactor branch pipe, and a two-way sealing ring II is arranged between the two-way nut II and the air inlet branch pipe.

[0012] Further, a three-way body is arranged at the bottom of the funnel reactor body, the X end of the three-way body is fixedly connected with the bottom of the funnel reactor body through a three-way nut I, and the Z end of the three-way body is fixedly connected with the air outlet branch pipe through a three-way nut II.

[0013] Further, the thermocouple sequentially passes through the X end and the Y end of the three-way body after passing out of the bottom of the funnel reactor body, and is fixedly connected with the Y end of the three-way body through a three-way nut III.

[0014] Further, a three-way sealing ring I is arranged between the three-way nut I and the bottom of the funnel reactor body, a three-way sealing ring II is arranged between the three-way nut II and the air outlet branch pipe, and a three-way sealing ring III is arranged between the three-way nut III and the thermocouple.

[0015] Further, the top of the thermocouple is higher than the thermocouple lining pipe, the catalyst layer is arranged above the thermocouple lining pipe and is flush with the middle funnel neck of the funnel reactor body.

[0016] Further, the light unit specifically adopts a xenon lamp light source.

[0017] Compared with the prior art, the utility model has the following main advantages:

[0018] 1. The light-heat catalytic reactor structure is compact in structure, convenient and flexible to use, adopts a funnel type reactor with a shape of wide at the top and narrow at the bottom, and irradiates the quartz cover plate at the top of the reactor through the light unit above the funnel reactor, so that the light inlet area of the reactor can be greatly improved (the light inlet area can reach 20cm 2 ), and the incident light intensity of the reactor can be accurately controlled and measured.

[0019] 2. The utility model introduces gas through the air inlet branch pipe, and the gas is fully contacted with the catalyst in the funnel reactor and then discharged through the air outlet branch pipe, wherein a heating jacket is arranged outside the funnel reactor to drive the thermal catalytic reaction, and the thermocouple arranged in the reactor can monitor the reaction temperature in real time. DRAWINGS

[0020] Figure 1 It is the whole schematic view of the light-heat catalytic reactor structure in the embodiment of the utility model;

[0021] Figure 2 It is Figure 1 It is the partial enlarged view of A in the embodiment of the utility model;

[0022] Figure 3 It is Figure 1 It is the partial enlarged view of B in the embodiment of the utility model;

[0023] Figure 4 It is Figure 1 It is the partial enlarged view of C in the embodiment of the utility model;

[0024] Figure 5 It is Figure 1 It is the partial enlarged view of D in the embodiment of the utility model.

[0025] In the drawing: 1-funnel reactor main body; 2-rubber ring; 3-cover plate; 4-three-way main body; 5-three-way sealing ring I; 6-three-way nut I; 7-thermocouple lining pipe; 8-three-way sealing ring II; 9-three-way nut II; 10-three-way sealing ring III; 11-three-way nut III; 12-thermocouple; 13-gas inlet branch pipe; 14-two-way main body; 15-two-way sealing ring I; 16-two-way nut I; 17-two-way sealing ring II; 18-two-way nut II; 19-gas outlet branch pipe. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0028] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0029] In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product of this application is in use. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0030] The features and performance of this application will be further described in detail below with reference to the embodiments.

[0031] Example 1: This example provides a photothermal catalytic reactor structure, such as... Figures 1 to 5 As shown, it mainly includes: a funnel reactor body 1, a thermocouple 12, an inlet branch pipe 13 and an outlet branch pipe 19, wherein the inlet branch pipe 13 and the outlet branch pipe 19 are respectively connected to the upper part and the bottom of the funnel reactor body 1.

[0032] The funnel reactor body 1 is funnel-shaped, wider at the top and narrower at the bottom, and a cover plate 3 is provided on the top of the funnel reactor body 1, with a light-emitting unit above the cover plate 3;

[0033] The thermocouple 12 is inserted into the lower cavity of the funnel reactor body 1, and the thermocouple 12 is covered with a thermocouple sheath. A thermocouple liner 7 is fitted around the outer ring of the thermocouple sheath. Quartz wool for supporting the catalyst is filled between the thermocouple liner 7 and the funnel reactor body 1. A heating sleeve is provided on the outer side of the lower cavity of the funnel reactor body 1.

[0034] Furthermore, both the funnel reactor body 1 and the cover plate 3 are made of quartz. A rubber ring 2 is provided between the cover plate 3 and the funnel reactor body 1, and the cover plate 3 is sealed and fixed to the top of the funnel reactor body 1 by an annular clamp.

[0035] Furthermore, the air inlet branch pipe 13 is specifically connected to the reactor branch pipe on the upper part of the funnel reactor body 1 through a two-way body 14, and the two ends of the two-way body 14 are respectively fixedly connected to the reactor branch pipe and the air inlet branch pipe 13 through two-way nuts I 16 and two-way nuts II 18.

[0036] Furthermore, a two-way sealing ring I15 is provided between the two-way nut I16 and the reactor branch pipe, and a two-way sealing ring II17 is provided between the two-way nut II18 and the air inlet branch pipe 13.

[0037] Further, the bottom of the funnel reactor body 1 is provided with a three-way body 4, the X end of the three-way body 4 is fixedly connected with the bottom of the funnel reactor body 1 through a three-way nut I 6, and the Z end of the three-way body 4 is fixedly connected with the gas outlet branch pipe 19 through a three-way nut II 9.

[0038] Further, the thermocouple 12 passes out from the bottom of the funnel reactor body 1 in turn passes through the X end and the Y end of the three-way body 4, and is fixedly connected with the Y end of the three-way body 4 through a three-way nut III 11.

[0039] Further, the three-way nut I 6 and the bottom of the funnel reactor body 1 are provided with a three-way sealing ring I 5, the three-way nut II 9 and the gas outlet branch pipe 19 are provided with a three-way sealing ring II 8, and the three-way nut III 11 and the thermocouple 12 are provided with a three-way sealing ring III 10.

[0040] Further, the top of the thermocouple 12 is higher than the thermocouple lining pipe 7, the catalyst layer is laid above the thermocouple lining pipe 7 and is flush with the middle funnel neck of the funnel reactor body 1.

[0041] Further, the light unit specifically adopts a xenon lamp light source.

[0042] In example two, a photo-thermal catalytic reactor structure is provided, the bottom of the funnel reactor body 1 is provided with a gas inlet branch pipe 13, which is connected with the funnel reactor pipeline through a two-way connection, and the bottom of the funnel reactor body 1 is provided with a gas outlet branch pipe 19, which is connected with the funnel reactor through a three-way connection.

[0043] Further, the outside of the thermocouple 12 is provided with a sleeve for protecting the temperature probe, and the outside of the sleeve is provided with a lining pipe 7, and quartz wool is filled between the top of the thermocouple lining pipe and the sleeve for bearing the catalyst.

[0044] The gas inlet branch pipe 13 and the gas outlet branch pipe 19 are respectively arranged above and below the funnel reactor, specifically, the gas inlet branch pipe is connected by a two-way connection 14, the joints are connected by threads, the gas outlet branch pipe is connected by a three-way connection 4, and one end of the three-way body 4 is fixedly connected with the reactor body 1, one end is fixedly connected with the thermocouple 12, and one end is fixedly connected with the gas outlet branch pipe 19.

[0045] In the embodiment, the light unit is arranged above the funnel reactor, the thermocouple and the sleeve are 1-2mm higher than the liner tube, the quartz cotton is filled above the liner tube for bearing the catalyst, the catalyst is arranged on the upper layer of the quartz cotton and is evenly laid and flush with the neck of the funnel, then the rubber ring is placed on the top of the funnel reactor, the quartz cover plate is covered, and finally the annular clamp is used for sealing and fixing. 2 , and the light area of the reactor can reach 20cm 2 , so as to facilitate accurate regulation and measurement of the incident light intensity.

[0046] Further, the parts not described in detail in the application are the same as the prior art or are realized by using the prior art.

[0047] In summary:

[0048] 1. The light-heat catalytic reactor structure comprises a funnel reactor body, a thermocouple, a gas inlet branch pipe and a gas outlet branch pipe, which are rationally arranged, compact in structure, convenient and flexible to use, adopt a funnel-shaped reactor with a wide upper part and a narrow lower part, and irradiate the quartz cover plate on the top of the reactor by the light unit above the funnel reactor, so as to greatly increase the light area of the reactor (the light area can reach 20cm 2 ), and facilitate accurate regulation and measurement of the incident light intensity of the reactor.

[0049] 2. The utility model discloses a gas is introduced by the gas inlet branch pipe and is contacted fully with the catalyst in the funnel reactor and is discharged through the gas outlet branch pipe, wherein the outer side of the funnel reactor is equipped with a heating jacket to drive the heat catalytic reaction, and the reaction temperature can be monitored in real time by the thermocouple arranged in the reactor.

[0050] The above embodiments are only used for explaining the design idea and characteristics of the utility model, and the purpose is to enable the person skilled in the art to understand the content of the utility model and to implement it, and the protection scope of the utility model is not limited to the above embodiments. Therefore, any equivalent change or modification made according to the principle and design idea disclosed in the utility model is within the protection scope of the utility model.

Claims

1. A photo-thermal catalytic reactor structure, characterized by: It comprises a funnel reactor body (1), a thermocouple (12), an air inlet branch pipe (13) and an air outlet branch pipe (19), the air inlet branch pipe (13) and the air outlet branch pipe (19) are communicated with the upper part and the bottom of the funnel reactor body (1) respectively; The funnel reactor body (1) is funnel-shaped with the top being wide and the bottom being narrow, and the top of the funnel reactor body (1) is provided with a cover plate (3), and the upper part of the cover plate (3) is provided with an illumination unit; The thermocouple (12) is inserted into the lower cavity of the funnel reactor body (1), and the outer part of the thermocouple (12) is covered with a thermocouple sleeve, the outer part of the thermocouple sleeve is sleeved with a thermocouple lining pipe (7), the upper part of the thermocouple lining pipe (7) is filled with quartz wool for carrying catalyst between the thermocouple lining pipe (7) and the funnel reactor body (1), and the lower cavity of the funnel reactor body (1) is provided with a heating sleeve.

2. A photo-thermal catalytic reactor structure according to claim 1, wherein: The funnel reactor body (1) and the cover plate (3) are both made of quartz, a rubber ring (2) is arranged between the cover plate (3) and the funnel reactor body (1), and the cover plate (3) is sealed and fixed on the top of the funnel reactor body (1) by a ring-shaped clamp.

3. A photo-thermal catalytic reactor structure according to claim 1, wherein: The air inlet branch pipe (13) is connected with the reactor branch pipe of the upper part of the funnel reactor body (1) through a two-way main body (14), and the two ends of the two-way main body (14) are fixedly connected with the reactor branch pipe and the air inlet branch pipe (13) through two-way nuts I (16) and II (18) respectively.

4. A photo-thermal catalytic reactor structure according to claim 3, wherein: A two-way sealing ring I (15) is arranged between the two-way nut I (16) and the reactor branch pipe, and a two-way sealing ring II (17) is arranged between the two-way nut II (18) and the air inlet branch pipe (13).

5. The photo-thermal catalytic reactor structure of claim 1, wherein: The bottom of the funnel reactor body (1) is provided with a three-way main body (4), the X end of the three-way main body (4) is fixedly connected with the bottom of the funnel reactor body (1) through a three-way nut I (6), and the Z end of the three-way main body (4) is fixedly connected with the air outlet branch pipe (19) through a three-way nut II (9).

6. A photo-thermal catalytic reactor structure according to claim 5, wherein: The thermocouple (12) passes through the X end and the Y end of the three-way main body (4) in sequence after passing out of the bottom of the funnel reactor body (1), and is fixedly connected with the Y end of the three-way main body (4) through a three-way nut III (11).

7. A photo-thermal catalytic reactor structure according to claim 6, wherein: A three-way sealing ring I (5) is arranged between the three-way nut I (6) and the bottom of the funnel reactor body (1), a three-way sealing ring II (8) is arranged between the three-way nut II (9) and the air outlet branch pipe (19), and a three-way sealing ring III (10) is arranged between the three-way nut III (11) and the thermocouple (12).

8. The photo-thermal catalytic reactor structure of claim 1, wherein: The top of the thermocouple (12) is higher than the thermocouple lining pipe (7), a catalyst layer is laid above the thermocouple lining pipe (7) and is flush with the middle funnel neck of the funnel reactor body (1).

9. The structure of a photo-thermal catalytic reactor according to claim 1, wherein: The illumination unit specifically adopts a xenon lamp light source.

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