CN203668481U - Vacuum type sodium residue recovery furnace - Google Patents
Vacuum type sodium residue recovery furnace Download PDFInfo
- Publication number
- CN203668481U CN203668481U CN201320872511.3U CN201320872511U CN203668481U CN 203668481 U CN203668481 U CN 203668481U CN 201320872511 U CN201320872511 U CN 201320872511U CN 203668481 U CN203668481 U CN 203668481U
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- China
- Prior art keywords
- sodium
- distillation
- distillation kettle
- kettle
- vacuum type
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model relates to a sodium residue recovery device, in particular to a vacuum type sodium residue recovery furnace which comprises a distillation kettle, distillation generators for heating and temperature rise and a heat-insulating shell, wherein the distillation kettle is sleeved in the heat-insulating shell; the distillation generators are uniformly arranged on the inner wall of the heat-insulating shell; the distillation kettle comprises a distillation kettle body and a distillation kettle cover; and a sodium vapor recovery pipe is arranged on the distillation kettle cover. The vacuum type sodium residue recovery furnace has the benefit that the structure is simple; by utilizing the physical properties that the melting point and the boiling point of sodium are low, and greater differences exist among sodium, calcium metal, sodium oxide, calcium oxide and other matters, the distillation and the extraction are carried out in a manner of controlling the heating temperature; the operation is simple and convenient; the sodium residue processing speed is higher; and the recovery rate of sodium reaches 60 percent, and the purity of sodium metal can reach the highest level of 99.99 percent.
Description
Technical field
The utility model relates to sodium slag retrieving arrangement, is specifically related to a kind of vacuum type sodium slag recovery furnace.
Background technology
In sodium production process processed, produce a large amount of industrial sodium slags, its composition is sodium Metal 99.5, calcium metal, sodium oxide, calcium oxide, sodium-chlor, wherein sodium Metal 99.5 accounts for 65-75%, calcium metal accounts for 20%, various metal oxides account for 5%, all the other are sodium-chlor, although contain more than 65% sodium Metal 99.5 in sodium slag, but because foreign matter content is larger, sodium slag cheap, along with the raising of enterprise to sodium slag specification of quality, sodium slag is sold also more and more difficult, sodium slag belongs to danger wastes, and intractability is large, the long potential safety hazard of also can bringing of inventory time.
The market value of sodium Metal 99.5 is higher, therefore the potential economic benefit of sodium slag is very large, sodium Metal 99.5 is extracted from sodium slag, not only can obtain good economic benefit, can also carry out recycling to danger wastes, eliminate safe hidden trouble and environmental pollution, recovery technology and the equipment of therefore developing sodium slag have great importance.Existing sodium slag recovery system is mainly to utilize the fusing point of sodium Metal 99.5 lower, after being melted, reclaims, and the rate of recovery is lower, and the sodium Metal 99.5 purity obtaining is lower.From sodium slag, reclaim the apparatus structure complexity of sodium by sodium steam, processing and running cost are higher.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in structure, easy to use, vacuum type sodium slag recovery furnace that tooling cost is lower.
The utility model adopts following technical scheme:
A kind of vacuum type sodium slag recovery furnace, comprises still kettle, distillation producer and insulation shell for heat temperature raising, and described still jacket is contained in insulation shell, and described distillation producer is evenly arranged on insulation shell inwall; Described still kettle comprises distillation kettle and distillation kettle cover, and described still kettle covers and is provided with sodium vapor recovery pipe.
Further improve as this practical information port, the interface of described sodium vapor recovery pipe is provided with elbow, and described elbow is less than 90 °.
Further improve as this practical information port, described still kettle covers and is provided with temperature detection mouth.
Preferably, described distillation kettle cover is connected by flange with distillation kettle, in the flange groove of distillation kettle mouth outer rim, is provided with sealing-ring.
Further improve as this practical information port, the flange groove bottom of described distillation kettle mouth outer rim is provided with cooling tube.
Preferably, on described distillation kettle kettle outer wall, be provided with otic placode, described insulation shell upper surface is provided with the kettle mounting groove mating with described otic placode.
Compared with prior art, the beneficial effect that the utility model is obtained is:
The utility model is simple in structure, by the distillation producer in insulation shell, still kettle is heated, sodium vapor recovery pipe can connect sodium recycling of condensed steam tank and vaccum-pumping equipment, utilize sodium fusion point, boiling point low, have the physical properties of larger difference with the material such as calcium metal, sodium oxide, calcium oxide, by controlling the mode distillation extraction of Heating temperature, easy and simple to handle, process sodium slag speed faster, and the rate of recovery of sodium reaches 60%, the highest level of the purity 99.99% of sodium Metal 99.5.
Brief description of the drawings
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the partial enlarged drawing of A portion in accompanying drawing 1.
In the accompanying drawings: 1 distillation kettle cover, 2 distillation kettlies, 3 distillation producers, 4 insulation shells, 5 sodium vapor recovery pipes, 6 temperature detection mouths, 7 sealing-rings, 8 cooling tubes, 9 kettle mounting grooves, 10 otic placodes, 11 elbows.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of vacuum type sodium slag recovery furnace as shown in accompanying drawing 1,2, comprise still kettle and distillation producer 3 and insulation shell 4, described still jacket is contained in insulation shell 4, described distillation producer 3 is for being evenly arranged in the some well heaters on insulation shell 4 inwalls, and fix by ceramic screw, between the inwall of described well heater and insulation shell 4 inwalls, be provided with ceramic washer, to ensure that insulation shell 4 does not directly contact with well heater, thereby make the heating effect of well heater better.
Described still kettle comprises distillation kettle 2, distillation kettle cover 1, is arranged on sodium vapor recovery pipe 5 and temperature detection mouth 6 on distillation kettle cover 1, the interface of described sodium vapor recovery pipe 5 is provided with the elbow 11 of 80 °, prevent sodium opposing steam flow, described temperature detection mouth 6 is for inserting thermopair, detect the temperature of distillation kettle 2 inside, insert after thermopair, need, by temperature detection mouth 6 good seals, ensure the resistance to air loss of still kettle.Described distillation kettle cover 1 is connected by flange with distillation kettle 2, in the flange groove of distillation kettle 2 still mouth outer rims, be provided with sealing-ring 7, described flange groove bottom is provided with cooling tube 8, in cooling tube 8, pass into circulating cooling medium, can reduce the temperature of still mouth flange, the resistance to air loss of assurance device in hot operation process.
As shown in Figure 2, on described distillation kettle 2 kettle outer walls, be provided with otic placode 10, described insulation shell 4 upper surfaces are provided with the kettle mounting groove 9 mating with described otic placode 10, as shown in Figure 1, described distillation kettle 2 be sleeved on insulation shell 4 interior after, otic placode 10 just in time holding in kettle mounting groove 9.Described otic placode 10 and kettle mounting groove 9 all ringwise, are equipped with sand in described kettle mounting groove 9, for damping and insulation.
The utility model insulation shell 4 adopts fully fibrous structure, adopt scientific and reasonable inserting method, the rare heat bridge short circuit phenomenon of this structure occurs, again that flat folded two kinds of modes are in conjunction with making, resistance to air loss is better, has solid and reliable, easy to maintenance, long service life, good energy-conserving effect, an advantage such as body of heater is lightweight, the temperature rise of body of heater shell is little.
Working process of the present utility model:
Sodium vapor recovery pipe 5 of the present utility model connects sodium recycling of condensed steam tank and vaccum-pumping equipment, when use, sodium slag is put into bin, bin is hung in distillation kettle 2, then build distillation kettle cover 1, open vaccum-pumping equipment, in the time that still internal pressure reaches processing requirement, close vaccum-pumping equipment, after the energising of distillation producer 3 to distillation kettle 2 heat temperature raisings, after temperature reaches the book of processing requirement, after enter the constant temperature distillation stage, sodium is in vacuum, in the still kettle of high temperature, becoming sodium steam is drawn out of, in sodium recycling of condensed steam tank, be condensed, thereby reach the object that reclaims sodium Metal 99.5.
The above embodiment is only preferred embodiment of the present utility model, and is not the exhaustive of the feasible enforcement of the utility model.For persons skilled in the art, any apparent change of under the prerequisite that does not deviate from the utility model principle and spirit, it having been done, within all should being contemplated as falling with claim protection domain of the present utility model.
Claims (6)
1. a vacuum type sodium slag recovery furnace, it is characterized in that: comprise still kettle, distillation producer (3) and insulation shell (4) for heat temperature raising, described still jacket is contained in insulation shell (4), and described distillation producer (3) is evenly arranged on insulation shell (4) inwall;
Described still kettle comprises distillation kettle (2) and distillation kettle cover (1), is provided with sodium vapor recovery pipe (5) on described distillation kettle cover (1).
2. a kind of vacuum type sodium slag recovery furnace according to claim 1, is characterized in that: the interface of described sodium vapor recovery pipe (5) is provided with elbow (11), and described elbow (11) is less than 90 °.
3. a kind of vacuum type sodium slag recovery furnace according to claim 1 and 2, is characterized in that: on described distillation kettle cover (1), be provided with temperature detection mouth (6).
4. a kind of vacuum type sodium slag recovery furnace according to claim 3, is characterized in that: described distillation kettle cover (1) is connected by flange with distillation kettle (2), in the flange groove of distillation kettle (2) still mouth outer rim, is provided with sealing-ring (7).
5. a kind of vacuum type sodium slag recovery furnace according to claim 4, is characterized in that: the flange groove bottom of described distillation kettle (2) still mouth outer rim is provided with cooling tube (8).
6. a kind of vacuum type sodium slag recovery furnace according to claim 5, it is characterized in that: on described distillation kettle (2) outer wall, be provided with otic placode (10), described insulation shell (4) upper surface is provided with the kettle mounting groove (9) mating with described otic placode (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320872511.3U CN203668481U (en) | 2013-12-27 | 2013-12-27 | Vacuum type sodium residue recovery furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320872511.3U CN203668481U (en) | 2013-12-27 | 2013-12-27 | Vacuum type sodium residue recovery furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203668481U true CN203668481U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320872511.3U Expired - Fee Related CN203668481U (en) | 2013-12-27 | 2013-12-27 | Vacuum type sodium residue recovery furnace |
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| CN (1) | CN203668481U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150232964A1 (en) * | 2014-02-20 | 2015-08-20 | Guizhou Province Product Quality Supervision And Inspection Institute | Method of purifying sodium metal |
| CN107190149A (en) * | 2017-07-10 | 2017-09-22 | 江苏南大光电材料股份有限公司 | Metallic sodium retracting device and its method |
| CN107574318A (en) * | 2017-08-08 | 2018-01-12 | 山东默锐科技有限公司 | A kind of sodium slag method for purifying and separating and its equipment for purifying used |
| CN111139366A (en) * | 2020-01-17 | 2020-05-12 | 蔡天财 | Method and equipment for preparing and purifying nuclear pure-grade cooling material in sodium-cooled fast reactor |
| CN111363922A (en) * | 2020-02-28 | 2020-07-03 | 内蒙古工业大学 | Vacuum distillation device and process for continuously recovering metal sodium and calcium from sodium slag |
| CN111485113A (en) * | 2020-04-16 | 2020-08-04 | 中国原子能科学研究院 | Alkali metal impurity pretreatment device |
-
2013
- 2013-12-27 CN CN201320872511.3U patent/CN203668481U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150232964A1 (en) * | 2014-02-20 | 2015-08-20 | Guizhou Province Product Quality Supervision And Inspection Institute | Method of purifying sodium metal |
| US9540710B2 (en) * | 2014-02-20 | 2017-01-10 | Guizhou Province Product Quality Supervision And Inspection Institute | Method of purifying sodium metal |
| CN107190149A (en) * | 2017-07-10 | 2017-09-22 | 江苏南大光电材料股份有限公司 | Metallic sodium retracting device and its method |
| CN107574318A (en) * | 2017-08-08 | 2018-01-12 | 山东默锐科技有限公司 | A kind of sodium slag method for purifying and separating and its equipment for purifying used |
| CN107574318B (en) * | 2017-08-08 | 2019-08-23 | 山东默锐科技有限公司 | A kind of sodium slag method for purifying and separating and its equipment for purifying used |
| CN111139366A (en) * | 2020-01-17 | 2020-05-12 | 蔡天财 | Method and equipment for preparing and purifying nuclear pure-grade cooling material in sodium-cooled fast reactor |
| CN111363922A (en) * | 2020-02-28 | 2020-07-03 | 内蒙古工业大学 | Vacuum distillation device and process for continuously recovering metal sodium and calcium from sodium slag |
| CN111363922B (en) * | 2020-02-28 | 2023-10-31 | 内蒙古工业大学 | Vacuum distillation device and process for continuously recycling metal sodium and calcium from sodium slag |
| CN111485113A (en) * | 2020-04-16 | 2020-08-04 | 中国原子能科学研究院 | Alkali metal impurity pretreatment device |
| CN111485113B (en) * | 2020-04-16 | 2021-09-14 | 中国原子能科学研究院 | Alkali metal impurity pretreatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140625 Termination date: 20151227 |
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| EXPY | Termination of patent right or utility model |