CN201701920U - Catalytic oxidation reactor - Google Patents
Catalytic oxidation reactor Download PDFInfo
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- CN201701920U CN201701920U CN2010202287677U CN201020228767U CN201701920U CN 201701920 U CN201701920 U CN 201701920U CN 2010202287677 U CN2010202287677 U CN 2010202287677U CN 201020228767 U CN201020228767 U CN 201020228767U CN 201701920 U CN201701920 U CN 201701920U
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- catalyst
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Abstract
The utility model discloses a catalytic oxidation reactor, comprising two parts of an outer cylinder and an internal member, an internal cylinder body (16) is installed in the outer cylinder body (4), the internal member comprises a heat exchanger (12), a catalyst self-unloading bucket (13), a catalyst frame (15) and a internal cylinder body (16), the catalyst frame (15) center is provided with a center tube (18), a catalyst self-unloading bucket (13) is disposed between the catalyst frame (15) and the heat exchanger (12), the catalyst self-unloading bucket (13) upper end is communicated with the catalyst frame (15), the catalyst self-unloading bucket (13) lower end is connected to the catalyst self-unloading tube (11), the catalyst self-unloading (11) tube traverses the heat exchanger (12), the lower end of the catalyst self-unloading tube is located at the discharge outlet (1) of the catalyst at the lower end of the outer cylinder; a gas rising tube (14) is connected to and between the central tube (18) and the heat exchanger (12). The catalytic oxidation reactor in the utility model is advantageous in that the reactor is provided with a catalyst self-unloading device, enabling replacing of catalyst simple and convenient; the reactor is provided with a thermocouple, capable of measuring internal reactor temperature.
Description
Technical field
The utility model relates to the catalyst oxidation reactor that a kind of this patent relates to a kind of gas purification, is particularly useful for the catalyst oxidation reactor that food-grade carbon-dioxide takes off hydrocarbon and organic exhaust gas improvement.
Background technology
Catalytic oxidation, cardinal principle are under the effect of catalyst, and fuel gas and oxygen generation oxidation reaction generate CO
2, H
2Oxidation products such as O.The main effect of catalyst is that oxidation reaction can be carried out under lower temperature, and makes reaction more thorough.This method is applied to the gas purification field, is mainly used in the flammable impurity of removing in the atmosphere of inert gases, for example produces the hydrocarbon impurities of removing in the food carbon dioxide process in the carbon dioxide, removes the organic matter in the waste gas in the organic exhaust gas governance process.
The catalytic oxidation system that designs on the present engineering, generally form by multiple devices such as heat exchanger, gas heater, reactors, unreacted gas is earlier through heat exchanger and gas heater, with preheating temperature after more than the catalyst activity temperature, enter reactor and carry out catalytic oxidation, go the back operation after reacted gas process heat exchanger and unreacted gas converting heat are cooled.Significantly deficiency is that equipment is many, investment is big, structure is not compact, it is many to take up an area of.
Chinese patent ZL01113015.6 discloses a kind of " food-level CO 2 refining tower ", and this patent combines traditional heat exchanger, gas heater and catalyst frame, but following weak point is arranged: (1) is the catalyst changeout inconvenience more.More internals need be hung out urceolus during catalyst changeout at every turn, internals be lifted up in the urceolus after drawing off old catalyst again, load raw catelyst again, process is loaded down with trivial details, length consuming time, and need hoisting machinery to assist the labor intensive material resources; (2) lack temperature measuring equipment, can't know the internal-response situation, can't carry out necessary monitoring the catalytic oxidation process that inside takes place.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of catalyst loading and unloading convenient, the catalyst oxidation reactor simple and reasonable, that equipment investment is little.
The technical solution of the utility model is as follows: a kind of catalyst oxidation reactor, comprise urceolus and internals two parts, in the described urceolus cylindrical shell internals cylindrical shell is housed, the catalyst frame is equipped with on described internals cylindrical shell top, heat exchanger is equipped with in this internals cylindrical shell bottom, described catalyst frame center is provided with central tube, its key is: be provided with catalyst from dump bucket between described catalyst frame and the heat exchanger, this catalyst is tapered from dump bucket, and be distributed with sieve aperture on the conical surface, described catalyst is communicated with the catalyst frame from the dump bucket upper end, described catalyst connects catalyst self-unloading pipe from the dump bucket lower end, this catalyst self-unloading pipe passes heat exchanger, and described catalyst self-unloading pipe lower end is positioned at urceolus lower end catalyst and unloads the exit; Be connected with riser between described central tube and the heat exchanger.Use the catalyst of back inactivation to unload the outlet discharge from dump bucket, catalyst self-unloading pipe, catalyst through catalyst.
Be inserted with thermocouple in the above-mentioned catalyst frame, this thermocouple penetrates in the catalyst frame from top to bottom from the urceolus upper end.Thermocouple can be measured the temperature of inside reactor, can monitor in real time inner response situation.
Above-mentioned central tube upper end connects gas distributor, and described central tube communicates with gas distributor, is provided with in the described gas distributor and the extraneous cold-shock tube that communicates.Above-mentioned cold-shock tube is made of ring pipe and straight tube connection, and stretch out from the urceolus upper end described straight tube outer end, is evenly distributed with through hole on the tube wall of described ring pipe.When reaction temperature is too high or too low, suitable conditioned reaction temperature.
Beneficial effect:
(1) the utility model is combined into an equipment with the heat exchanger in traditional catalytic oxidation system, gas heater, catalyst frame, reduces equipment investment and floor space;
(2) the catalyst dumping device is set, does not more need internals are hung out urceolus during catalyst changeout, it is simple and convenient to change catalyst, saves replacing time and manpower and materials consumption;
(3) thermocouple is set, can measures the temperature of inside reactor, can monitor in real time,, make operation control more flexible for control and regulation provide foundation to inner response situation;
Description of drawings
Fig. 1 is the utility model structure diagram.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 1, a kind of catalyst oxidation reactor of the utility model, comprise urceolus and internals two parts, urceolus by catalyst unload outlet 1, low head 2, bearing 3, urceolus cylindrical shell 4, air inlet 5, upper cover 6, thermocouple socket 7, electric furnace interface 8, cold shock mouth 9, gas vent 10 are formed; Internals are made up of from dump bucket 13, riser 14, catalyst frame 15, internals cylindrical shell 16, thermocouple 17, central tube 18, gas distributor 19, cold-shock tube 20 catalyst self-unloading pipe 11, bottom heat exchanger 12, catalyst; Urceolus cylindrical shell 4 upper ends are sealed by upper cover 6, and described urceolus cylindrical shell 4 lower ends are provided with low head 2, and upper cover 6 central authorities are provided with electric furnace interface 8.Low head 2 places are provided with bearing 3, are extended with catalyst under these low head 2 mediads and unload outlet 1, and the side, extension is provided with gas vent 10, and urceolus cylindrical shell 4 upper portion side wall are symmetrically arranged with air inlet 5.In the described urceolus cylindrical shell 4 internals cylindrical shell 16 is housed, catalyst frame 15 is equipped with on described internals cylindrical shell 16 tops, heat exchanger 12 is equipped with in these internals cylindrical shell 16 bottoms, described catalyst frame 15 centers are provided with central tube 18, air inlet 5 is by annular space and heat exchanger 12 bottoms gap UNICOM of institute between urceolus cylindrical shell 4 and the internals cylindrical shell 16, be provided with catalyst from dump bucket 13 between described catalyst frame 15 and the heat exchanger 12, this catalyst is tapered from dump bucket 13, and be distributed with sieve aperture on the conical surface, described catalyst is communicated with catalyst frame 15 and central tube 18 from dump bucket 13 upper ends, described catalyst connects catalyst self-unloading pipe 11 from dump bucket 13 lower ends, this catalyst self-unloading pipe 11 passes heat exchanger 12, and described catalyst self-unloading pipe 11 lower ends are positioned at urceolus lower end catalyst and unload outlet 1 place; Be connected with riser 14 between described central tube 18 and the heat exchanger 12.Riser 14 upper and lower sides all are connected with central tube 18 and catalyst self-unloading pipe 11 sidewalls respectively.Described central tube 18 upper ends connect gas distributor 19, and described central tube 18 communicates with gas distributor 19, are provided with in the described gas distributor 19 and the extraneous cold-shock tube 20 that communicates.Described cold-shock tube 20 is made of ring pipe and straight tube connection, and stretch out from the urceolus upper end described straight tube outer end, is evenly distributed with through hole on the tube wall of described ring pipe.Cold-shock tube 20 straight-tube portion outer ends are connected with cold shock mouth 9.Be inserted with thermocouple 17 in the described catalyst frame 15, thermocouple 17 passes gas distributor 19 and inserts catalyst frame 15 inside by thermocouple socket 7.
Although below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described; but the utility model is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic rather than determinate; those of ordinary skill in the art is under enlightenment of the present utility model; under the prerequisite of the utility model aim and claim; can make multiple similar expression, such conversion all falls within the protection domain of the present utility model.
Claims (4)
1. catalyst oxidation reactor, comprise urceolus and internals two parts, internals cylindrical shell (16) is housed in the described urceolus cylindrical shell (4), catalyst frame (15) is equipped with on described internals cylindrical shell (16) top, heat exchanger (12) is equipped with in this internals cylindrical shell (16) bottom, described catalyst frame (15) center is provided with central tube (18), it is characterized in that: be provided with catalyst from dump bucket (13) between described catalyst frame (15) and the heat exchanger (12), this catalyst is tapered from dump bucket (13), and be distributed with sieve aperture on the conical surface, described catalyst is communicated with catalyst frame (15) from dump bucket (13) upper end, described catalyst connects catalyst self-unloading pipe (11) from dump bucket (13) lower end, this catalyst self-unloading pipe (11) passes heat exchanger (12), and described catalyst self-unloading pipe (11) lower end is positioned at urceolus lower end catalyst and unloads outlet (1) and locate; Be connected with riser (14) between described central tube (18) and the heat exchanger (12).
2. according to the described catalyst oxidation reactor of claim 1, it is characterized in that: be inserted with thermocouple (17) in the described catalyst frame (15), this thermocouple (17) penetrates in the catalyst frame (15) from top to bottom from the urceolus upper end.
3. according to the described catalyst oxidation reactor of claim 1, it is characterized in that: described central tube (18) upper end connects gas distributor (19), described central tube (18) communicates with gas distributor (19), is provided with in the described gas distributor (19) and the extraneous cold-shock tube (20) that communicates.
4. according to the described catalyst oxidation reactor of claim 3, it is characterized in that: described cold-shock tube (20) is made of ring pipe and straight tube connection, and stretch out from the urceolus upper end described straight tube outer end, is evenly distributed with through hole on the tube wall of described ring pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202287677U CN201701920U (en) | 2010-06-17 | 2010-06-17 | Catalytic oxidation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202287677U CN201701920U (en) | 2010-06-17 | 2010-06-17 | Catalytic oxidation reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201701920U true CN201701920U (en) | 2011-01-12 |
Family
ID=43439066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202287677U Expired - Lifetime CN201701920U (en) | 2010-06-17 | 2010-06-17 | Catalytic oxidation reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201701920U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921532A (en) * | 2020-09-07 | 2020-11-13 | 山东大学 | VOCs waste gas catalytic oxidation catalyst, preparation method thereof, catalytic oxidation device and method |
-
2010
- 2010-06-17 CN CN2010202287677U patent/CN201701920U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111921532A (en) * | 2020-09-07 | 2020-11-13 | 山东大学 | VOCs waste gas catalytic oxidation catalyst, preparation method thereof, catalytic oxidation device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110112 |