CN208642615U - A kind of fluidized-bed reactor - Google Patents
A kind of fluidized-bed reactor Download PDFInfo
- Publication number
- CN208642615U CN208642615U CN201821029193.3U CN201821029193U CN208642615U CN 208642615 U CN208642615 U CN 208642615U CN 201821029193 U CN201821029193 U CN 201821029193U CN 208642615 U CN208642615 U CN 208642615U
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- China
- Prior art keywords
- fluidized
- bed reactor
- mixing chamber
- catalyst
- gas collection
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Abstract
The utility model relates to chemical equipment technical fields, and in particular to a kind of fluidized-bed reactor.A kind of fluidized-bed reactor, including gas collection portion, reacting part, expansion section and power device, expansion section is set to the top of reacting part, it is separated between gas collection portion and reacting part by gas distribution grid, power device is set to the lower section in gas collection portion, mixing chamber and blender are equipped in reacting part, blender is set in mixing chamber, blender has the agitating paddle of spherical flange abrasion resistant particles using surface, the top of mixing chamber is equipped with filter plate, catalyst input pipe is offered on filter plate, the outlet end of catalyst input pipe is connect with mixing chamber, the micropore of oriented filter plate jet catalyst is opened up on catalyst input pipe, diamond shape stands chamber there are two setting in the middle part of mixing chamber.The utility model mixes catalyst sufficiently with reactant, improves the utilization rate of catalyst.
Description
Technical field
The utility model relates to chemical equipment technical fields, and in particular to a kind of fluidized-bed reactor.
Background technique
The reaction chamber of fluidized-bed reactor generally includes: it is internal, with rectangular horizontal cross section, limited by four side walls
It is fixed；Bottom；And top, wherein solid material and the bed material including, for example, fuel are by the fluidizing gas that is introduced by bottom
It fluidizes, an oxygen-containing gas (primary gas) needed for the heat-producing chemical reaction usually occurred in reaction chamber.When
When executing combustion process in the reactor, the inside of reaction chamber is commonly referred to as furnace and reactor is commonly referred to as fluidized-bed combustion boiler.
The side wall of furnace generally also has the connector for introducing at least fuel and auxiliary air.The side wall of furnace is usually made of panel, panel
It is formed by the fin between pipe and pipe, the energy thus discharged in chemistry of fuel reaction is for evaporating the flowing water in pipe.
The energy content of steam is usually further increased there is also the superheating surface being arranged in fluidized-bed reactor.But at present
Due to hard hit of the solid catalyst in flow process and friction, catalyst is made to accelerate dusting, plus bed top bubble
Explosion and high-speed motion, a large amount of particulate catalysts take out of, cause apparent catalyst loss, so as to cause fluidized-bed reaction
Device cannot rapidly and efficiently synthesize required chemical products.
Utility model content
The purpose of the utility model is to provide a kind of fluidized-bed reactors, solve the above technical problem.
The technical issues of the utility model is solved can be realized using following technical scheme:
A kind of fluidized-bed reactor, including gas collection portion, reacting part, expansion section and power device, the expansion section are set to institute
The top of reacting part is stated, is separated between the gas collection portion and the reacting part by gas distribution grid, the power device is set to
The lower section in the gas collection portion, the reacting part is interior to be equipped with mixing chamber and blender, wherein the blender is set to the mixing chamber
Interior, the blender has the agitating paddle of spherical flange shape abrasion resistant particles using surface, and the top of the mixing chamber was equipped with
Filter plate, spherical flange particle offer catalyst on the filter plate for carrying out friction crushing to the reactant of bulky grain
The outlet end of input pipe, the catalyst input pipe is connect with the mixing chamber, opens up oriented mistake on the catalyst input pipe
The micropore of filter plate jet catalyst, the mixing chamber middle part are set there are two diamond shape standing chamber, are used to mix to after addition catalyst
Uniform material is closed to carry out still aging making to chemically react abundant progress.
The utility model is added into fluidized-bed reactor by the way of catalyst input pipe catalyst rather than is used
Catalyst and material are added in fluidized bed by traditional approach together to react.And be arranged filter plate to bulky grain reactant into
Row filtering returns to mixing chamber, and sprays catalyst on the surface of reactant, so as in secondary agitation on the path that it is returned
Catalyst is able to enter the inside of reactant in crushing process, and the reactant for accelerating kernel portion is reacted.
The agitating paddle uses rectangle agitating paddle, and the length of the rectangle agitating paddle is less than the height of the mixing chamber.
The agitating paddle uses two spiral shape agitating paddles being separately fixed in mixing chamber left and right sidewall.Using two phases
Vortex can be formed to enhance mixing effect at the middle part of mixing chamber to the spiral shape agitating paddle of setting.
The power device includes motor, speed reducer and transmission shaft, and the output end of the motor is connect with the speed reducer,
The output end of the speed reducer is connect with described transmission shaft one end, and the other end of the transmission shaft connects the gas collection portion.
The top of the expansion section is equipped with storage cavity, and the expansion section is separated with the storage cavity using partition, the storage
Expect that the top of chamber is exported equipped with circulating air.
Anti- material device is equipped in the closely described storage cavity one end in the expansion section and gas-solid separator, the anti-material device are fixed
On the partition, the gas-solid separator is fixed on the lower end of the anti-material device.
The gas-solid separator is undercut shape, and surface is equipped with venthole.
Gas collection subordinate end offers recyclegas entrance on side.
The bottom center in the gas collection portion is equipped with control valve, and the lower end of the control valve is equipped with material feeding chamber.Control
The amount that the opening and closing of valve enters in fluidized bed for controlling the material in material feeding chamber.
The utility model has the advantages that due to the adoption of the above technical scheme, the utility model mixes catalyst sufficiently with reactant,
Improve the utilization rate of catalyst.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In figure:
1, recyclegas exports, 2, storage cavity, 3, it is counter expect device, 4, gas-solid separator,
5, expansion section, 6, filter plate, 7, catalyst input pipe, 8, blender,
9, mixing chamber, 10, conveying pipeline, 11, reacting part, 12, recyclegas entrance,
13, gas collection portion, 14, control valve, 15, transmission shaft, 16, speed reducer, 17, motor.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face, which combines to be specifically illustrating, is further described the utility model.
Referring to Fig.1, a kind of fluidized-bed reactor, including gas collection portion 13, reacting part 11, expansion section 5, transmission shaft 15, deceleration
Machine 16 and motor 17.The output end of motor 17 is connected with speed reducer 16, the output end of the speed reducer and the transmission shaft 15
One end connection, the other end of transmission shaft 15 connects gas collection portion 13.Expansion section 5 be set to reacting part 11 top, gas collection portion 13 with
It is separated between reacting part 11 by gas distribution grid, mixing chamber 9 and blender 8 is equipped in reacting part 11, blender 8 is set to mixed
Expect in chamber 9, blender 8 has the agitating paddle of spherical flange shape abrasion resistant particles using surface, and agitating paddle can choose rectangle and stir
Paddle is mixed, wherein the length of rectangle agitating paddle is less than the height of the mixing chamber.Blender 8 can also select two to be separately fixed at
Spiral shape agitating paddle in mixing chamber left and right sidewall, the spiral shape agitating paddle being oppositely arranged using two can be in mixing chamber
Portion forms vortex to enhance mixing effect.It is equipped with filter plate 6 in the top of mixing chamber 9, offers catalyst on filter plate 6
The outlet end of input pipe 7, catalyst input pipe 7 is connect with mixing chamber 9, and oriented filter plate is opened up on catalyst input pipe 7
Multiple micropores of jet catalyst, the aperture of micropore are 5 μm ~ 200 μm, can satisfy differential responses object to catalyst particles scale
Requirement coating liquid.Optionally, catalyst input pipe 7 is detachable installation, when needing single-size scale or unit
In the catalyst input pipes of different micropore sizes is then selected when controlling catalyst inlet.It is set in the middle part of mixing chamber 9
There are two diamond shapes to stand chamber, is used to carry out still aging keeping chemical reaction abundant to the material being uniformly mixed after catalyst is added
It carries out.Two diamond shapes stand 1.5 times ~ 2 times that an area in chamber is another, and the standing chamber of different area can be according to anti-
It answers the different physicochemical properties of object to be selected to react fully to reach optimization digestion time and progress and improves reaction efficiency
Purpose.
It is equipped with storage cavity 2 in the top of expansion section 5, expansion section 5 is separated with storage cavity 2 using partition, on the top of storage cavity 2
End is equipped with circulating air outlet 1 and is timely discharged to extra gas outside fluidized-bed reactor.The nearly storage cavity 2 in expansion section 5
One end is equipped with anti-material device 3 and gas-solid separator 4, anti-to expect that device 3 is fixed on partition, and gas-solid separator 4 is fixed on anti-material dress
Set 3 lower end.Wherein gas-solid separator 4 is undercut shape, and surface is equipped with venthole.Gas-solid mixing material is in gas solid separation
Centrifugation removing is carried out in device, the not sufficiently reactive reactant colloidal sol of part gaseous state or particle are discharged from venthole and returned to
Secondary response is carried out in filter plate.Conveying pipeline 10 is equipped between gas collection portion 13 and reacting part 11 to be input to the gas in gas collection portion 13
In reacting part 13.Recyclegas entrance 12 is offered on the side of gas collection subordinate end.Bottom center in gas collection portion is equipped with control
Valve 14 processed is equipped with material feeding chamber in the lower end of control valve, the opening and closing of control valve for control the material in material feeding chamber into
Enter the amount into fluidized bed.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (9)
1. a kind of fluidized-bed reactor, including gas collection portion, reacting part, expansion section and power device, the expansion section is set to described
The top of reacting part is separated between the gas collection portion and the reacting part by gas distribution grid, and the power device is set to institute
The lower section in gas collection portion is stated, is equipped with mixing chamber and blender in the reacting part, which is characterized in that the blender is set to described mixed
Expect intracavitary, agitating paddle of the blender using surface with spherical flange shape abrasion resistant particles, is set above the mixing chamber
There is filter plate, catalyst input pipe, the outlet end of the catalyst input pipe and the mixing chamber are offered on the filter plate
Connection opens up the micropore of oriented filter plate jet catalyst on the catalyst input pipe, set in the middle part of the mixing chamber there are two
Diamond shape stands chamber.
2. a kind of fluidized-bed reactor according to claim 1, which is characterized in that the agitating paddle is stirred using rectangle
Paddle, the length of the rectangle agitating paddle are less than the height of the mixing chamber.
3. a kind of fluidized-bed reactor according to claim 1, which is characterized in that the agitating paddle is solid respectively using two
The spiral shape agitating paddle being scheduled in mixing chamber left and right sidewall.
4. a kind of fluidized-bed reactor according to claim 1, which is characterized in that the power device includes motor, subtracts
Fast machine and transmission shaft, the output end of the motor are connect with the speed reducer, the output end of the speed reducer and the transmission shaft
The other end of one end connection, the transmission shaft connects the gas collection portion.
5. a kind of fluidized-bed reactor according to claim 1, which is characterized in that the top of the expansion section is equipped with storing
Chamber, the expansion section are separated with the storage cavity using partition, and the top of the storage cavity is exported equipped with circulating air.
6. a kind of fluidized-bed reactor according to claim 5, which is characterized in that in the closely described storage cavity in the expansion section
One end is equipped with anti-material device and gas-solid separator, the anti-material device are fixed on the partition, and the gas-solid separator is fixed
In the lower end of the anti-material device.
7. a kind of fluidized-bed reactor according to claim 6, which is characterized in that the gas-solid separator is undercut word
Shape, surface are equipped with venthole.
8. a kind of fluidized-bed reactor according to claim 1, which is characterized in that gas collection subordinate end opens up on side
There is recyclegas entrance.
9. a kind of fluidized-bed reactor according to claim 1, which is characterized in that the bottom center in the gas collection portion is set
There is control valve, the lower end of the control valve is equipped with material feeding chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821029193.3U CN208642615U (en) | 2018-07-02 | 2018-07-02 | A kind of fluidized-bed reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821029193.3U CN208642615U (en) | 2018-07-02 | 2018-07-02 | A kind of fluidized-bed reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208642615U true CN208642615U (en) | 2019-03-26 |
Family
ID=65782848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821029193.3U Expired - Fee Related CN208642615U (en) | 2018-07-02 | 2018-07-02 | A kind of fluidized-bed reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208642615U (en) |
-
2018
- 2018-07-02 CN CN201821029193.3U patent/CN208642615U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191223 Address after: 201500 Shanghai City, Shanyang Town, Nanyang Port Road No. 1, building 158, No. Patentee after: SHANGHAI EMINENT OFF-SHORE ENGINEERING CO.,LTD. Address before: 201500, No. 88, No. 1 West Road, Cao Jing Town, Shanghai, Jinshan District Patentee before: SHANGHAI PETROCHEMICAL BAOCHUN MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201116 Address after: 1 / F, 4869 Xinfeng Road, Fengxian District, Shanghai Patentee after: SHANGHAI EMINENT ENTERPRISE DEVELOPMENT Co.,Ltd. Address before: 201500 Shanghai City, Shanyang Town, Nanyang Port Road No. 1, building 158, No. Patentee before: SHANGHAI EMINENT OFF-SHORE ENGINEERING Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210817 Address after: 200540 Building 1, No. 158, nanyanggang East Road, Shanyang Town, Jinshan District, Shanghai Patentee after: SHANGHAI EMINENT OFF-SHORE ENGINEERING Co.,Ltd. Address before: 200000 1st floor, No. 4869, Xinfeng Road, Fengxian District, Shanghai Patentee before: SHANGHAI EMINENT ENTERPRISE DEVELOPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220513 Address after: 276806 No. 1, Jinshan Third Road, iron and steel supporting Park, Hushan Town, Lanshan District, Rizhao City, Shandong Province Patentee after: Shandong guanzhuo Heavy Industry Technology Co.,Ltd. Address before: 200540 Building 1, No. 158, nanyanggang East Road, Shanyang Town, Jinshan District, Shanghai Patentee before: SHANGHAI EMINENT OFF-SHORE ENGINEERING CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |