CN205073985U - Fluidized bed reactor - Google Patents
Fluidized bed reactor Download PDFInfo
- Publication number
- CN205073985U CN205073985U CN201520691417.7U CN201520691417U CN205073985U CN 205073985 U CN205073985 U CN 205073985U CN 201520691417 U CN201520691417 U CN 201520691417U CN 205073985 U CN205073985 U CN 205073985U
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- Prior art keywords
- overflow pipe
- plate body
- gas
- housing
- bed reactor
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Abstract
The utility model provides a fluidized bed reactor, it includes fluidized bed body and cyclone, the fluidized bed body is including the casing, gas feed, discharge gate, gas outlet and material import have been seted up on the casing respectively, be provided with the distributing plate in the casing, the distributing plate is installed the gas feed top, the distributing plate package rubbing board body and a plurality of seting up ventilative mouth on the plate body, be provided with on the plate body and run through perpendicularly the overflow pipe of plate body, ventilative mouthful of punishment do not is provided with gaseous hood, gaseous hood includes that the bottom is inserted and establishes ventilative intraoral pipeline is established with the lid the tapered hood body at pipeline top, the air outlet gathers on the tapered hood body, cyclone's air intake intercommunication the gas outlet, cyclone's bin outlet intercommunication the top of casing. This fluidized bed reactor has the advantage that the design is scientific, rational in infrastructure, production is convenient, the mix is effectual and production efficiency is high.
Description
Technical field
The utility model relates to a kind of fluid bed, specifically, relate to a kind of fluidized-bed reactor.
Background technology
Along with production technology of petering out increasingly mature of bauxite resource, the taste grade of bauxite is more and more lower, and the object of low-grade bauxite process is by the silica removing part in bauxite, improves alumina silica ratio with this.The existing mode of production utilizes flotation technology to carry out carrying out Roasting Decomposition in desiliconization Muffle furnace, desiliconization process is carried out with this, but because alumina silica ratio is low, in bauxite, dioxide-containing silica is high, cause flotation difficulty, yield low, mine tailings are many, serious waste of resources, cause the high one side of production cost to take a large amount of forest land on the one hand and cause environmental pollution.In order to the people that solve the problem adopt fluid bed to carry out the desiliconization process of bauxite, and conveniently collect ocratation; But how to ensure the balance of charging, discharging in producing, and the fluidized state of material is people's problem demanding prompt solutions.
In order to solve above Problems existing, people are seeking a kind of desirable technical solution always.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, thus provides the fluidized-bed reactor that a kind of design science, rational in infrastructure, convenient for production, good mixing effect and production efficiency are high.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of fluidized-bed reactor, it comprises fluid bed body and cyclone separator, described fluid bed body includes housing, described lower housing portion is provided with gas feed, the bottom of described housing offers discharging opening, described case top is provided with gas vent, described housing upper offers material inlet, distribution grid is provided with in described housing, described distribution grid is arranged on above described gas feed, described distribution grid comprises plate body and multiple ventilation mouth be opened on described plate body, described plate body is provided with the overflow pipe vertically running through described plate body, described ventilation mouth place is respectively arranged with gas blast cap, described gas blast cap comprises bottom and is plugged in the pipeline in described ventilation mouth and covers the taper cover body establishing described pipeline top, described taper cover body gathers air outlet, the air inlet of described cyclone separator is communicated with described gas vent, the discharge gate of described cyclone separator is communicated with the top of described housing.
Based on above-mentioned, described plate body offers overflow pipe jack, be provided with internal thread in described jack, described overflow pipe arranged outside has external screw thread, and described overflow pipe is threaded with described plate body.
Based on above-mentioned, arrange screen cloth above described overflow pipe, described screen bottom is communicated with the entrance of described overflow pipe.
The utility model hinge structure has substantive distinguishing features and progress, specifically, the utility model comprises fluid bed body and cyclone separator, fluid bed is utilized to carry out the desiliconization process of bauxite, distribution grid and overflow pipe are set furtherly, gas is made can evenly to enter fluid bed body and material reacts, realize the desiliconization process of low-grade bauxite, the bauxite proportion of desiliconization process lightens, and then due to fluidization spilling, leave fluid bed body through overflow pipe, realize the balance of charging and discharging with this; Described overflow pipe is threaded with described plate body furtherly, is convenient to the height adjusting overflow pipe, regulates as required, control the balance of charging and discharging; It has the high advantage of design science, rational in infrastructure, convenient for production, good mixing effect and production efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of distribution grid described in the utility model.
Fig. 3 is the structural representation of the blast cap of gas described in the utility model.
Detailed description of the invention
Below by detailed description of the invention, the technical solution of the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, a kind of fluidized-bed reactor, it comprises fluid bed body and cyclone separator 4, fluid bed is utilized to carry out de-silica-treated to bauxite, make low-grade bauxite quality-improving, described fluid bed body comprises housing and the bed body be arranged in described housing and filter, and described cyclone separator 4 adopts existing cyclone separator.
In the present embodiment, described fluid bed body includes housing 1, described housing 1 bottom is provided with gas feed 11, and this gas feed 11 is for delivery of fluorinated hydrogen, and this gas can react with the silica in bauxite and then remove the silica in bauxite; The bottom of described housing 1 offers discharging opening 13, after bauxite and hydrogen fluoride gas react high aluminium silicon ratio change and cause reacting after the proportion of bauxite alleviate, and then through obtaining high-grade bauxite (high aluminium silicon ratio is 8-9) by discharging opening 13; Described housing 1 top is provided with gas vent 14, due to bauxite and hydrogen fluoride gas react after produce silicon tetrafluoride gas, leak outside to prevent gas and be convenient to removal of impurities, silicon tetrafluoride gas enters described cyclone separator 4 by described gas vent 14; Described housing 1 top offers material inlet 12, for inputting low-grade bauxite.
In the present embodiment, distribution grid is provided with in described housing 1, described distribution grid is arranged on above described gas feed 11, described distribution grid comprises plate body 2 and multiple ventilation mouth 21 be opened on described plate body 2, adopts this structure that the hydrogen fluoride gas entered in housing 1 can be entered in the bed body of fluid bed uniformly; Described plate body 2 is provided with the overflow pipe 3 vertically running through described plate body 2, reacted high-grade bauxite enters discharging opening 13 through this overflow pipe 3, and then obtains high-grade bauxite; Described ventilation mouth 21 place is respectively arranged with gas blast cap, described gas blast cap comprises bottom and is plugged in the pipeline 22 in described ventilation mouth 21 and covers the taper cover body 23 establishing described pipeline 22 top, described taper cover body 23 gathers air outlet, increases the uniformity of hydrogen fluoride gas further; The air inlet 14 of described cyclone separator 4 is communicated with described gas vent 14, prevents the silicon tetrafluoride gas of reacting rear generation from leaking outside; The discharge gate 43 of described cyclone separator 4 is communicated with the top of described housing 1, make the bauxite contained in silicon tetrafluoride gas can get back in housing 1, both the purity of silicon tetrafluoride gas had been ensured, can increase operation rate, the silicon tetrafluoride gas after removal of impurities dirt enters upstream device by the air outlet 42 of cyclone separator 4 simultaneously.
In the present embodiment, utilize hydrogen fluoride gas and silicon dioxde reaction to generate ocratation and water, improve the high aluminium silicon ratio of low-grade bauxite with this.The course of work: hydrogen fluoride gas enters fluid bed by gas feed 11, and be distributed plate and be uniformly distributed and enter in housing 1; Described material inlet 12 inputs low-grade bauxite, the two reacts in fluid bed, and ensure the fluidized state in fluid bed, because the silica reacted in rear bauxite is removed, proportion lightens, the bauxite sloughing part of silica overflows due to fluidization, and enters discharging opening 13 by overflow pipe 3, and then obtains high-grade bauxite; The silicon tetrafluoride gas simultaneously produced enters cyclone separator 4, carries out the process of removal of impurities dirt.
In the present embodiment, be the balance of charging and discharging to ensure to react, overflow pipe 3 and then adjustment input and output material state are set; Described plate body 2 offers overflow pipe jack, is provided with internal thread in described jack, described overflow pipe 3 arranged outside has external screw thread, and described overflow pipe 3 is threaded with described plate body 2, controls the balance of charging and discharging with this.
For the ease of reacting the spilling of rear bauxite, arrange screen cloth above described overflow pipe 3, described screen bottom is communicated with the entrance of described overflow pipe 3, utilizes screen cloth neither to affect entering of gas and the bauxite of fluidization spilling can be collected to enter.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to detailed description of the invention of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (3)
1. a fluidized-bed reactor, it is characterized in that: it comprises fluid bed body and cyclone separator, described fluid bed body includes housing, described lower housing portion is provided with gas feed, the bottom of described housing offers discharging opening, described case top is provided with gas vent, described housing upper offers material inlet, distribution grid is provided with in described housing, described distribution grid is arranged on above described gas feed, described distribution grid comprises plate body and multiple ventilation mouth be opened on described plate body, described plate body is provided with the overflow pipe vertically running through described plate body, described ventilation mouth place is respectively arranged with gas blast cap, described gas blast cap comprises bottom and is plugged in the pipeline in described ventilation mouth and covers the taper cover body establishing described pipeline top, described taper cover body gathers air outlet, the air inlet of described cyclone separator is communicated with described gas vent, the discharge gate of described cyclone separator is communicated with the top of described housing.
2. fluidized-bed reactor according to claim 1, is characterized in that: described plate body offers overflow pipe jack, is provided with internal thread in described jack, and described overflow pipe arranged outside has external screw thread, and described overflow pipe is threaded with described plate body.
3. fluidized-bed reactor according to claim 1 and 2, is characterized in that: arrange screen cloth above described overflow pipe, and described screen bottom is communicated with the entrance of described overflow pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520691417.7U CN205073985U (en) | 2015-09-09 | 2015-09-09 | Fluidized bed reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520691417.7U CN205073985U (en) | 2015-09-09 | 2015-09-09 | Fluidized bed reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205073985U true CN205073985U (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520691417.7U Expired - Fee Related CN205073985U (en) | 2015-09-09 | 2015-09-09 | Fluidized bed reactor |
Country Status (1)
| Country | Link |
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| CN (1) | CN205073985U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105749819A (en) * | 2016-04-07 | 2016-07-13 | 北京清新环境技术股份有限公司 | Novel lower-pressure-drop distribution plate applicable to multilayered bed |
| WO2021082166A1 (en) * | 2019-10-29 | 2021-05-06 | 山东泽石新材料科技有限公司 | Method and device for preparing transition metal lithium oxide |
-
2015
- 2015-09-09 CN CN201520691417.7U patent/CN205073985U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105749819A (en) * | 2016-04-07 | 2016-07-13 | 北京清新环境技术股份有限公司 | Novel lower-pressure-drop distribution plate applicable to multilayered bed |
| WO2021082166A1 (en) * | 2019-10-29 | 2021-05-06 | 山东泽石新材料科技有限公司 | Method and device for preparing transition metal lithium oxide |
| KR20210054486A (en) * | 2019-10-29 | 2021-05-13 | 산동 지스톤 뉴 머티리얼 테크놀로지 컴퍼니 리미티드. | Lithium transition metal oxide manufacturing method and manufacturing apparatus |
| KR102405107B1 (en) * | 2019-10-29 | 2022-06-07 | 산동 지스톤 뉴 머티리얼 테크놀로지 컴퍼니 리미티드. | Manufacturing method and manufacturing apparatus of lithium transition metal oxide |
| US11643338B2 (en) | 2019-10-29 | 2023-05-09 | Shandong Zstone New Material Technology Co., Ltd. | Method and device for producing lithium transition metal oxide |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20210909 |
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| CF01 | Termination of patent right due to non-payment of annual fee |