CN204310821U - A kind of device preparing oxynitride or methyl nitrite - Google Patents
A kind of device preparing oxynitride or methyl nitrite Download PDFInfo
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- CN204310821U CN204310821U CN201420686468.6U CN201420686468U CN204310821U CN 204310821 U CN204310821 U CN 204310821U CN 201420686468 U CN201420686468 U CN 201420686468U CN 204310821 U CN204310821 U CN 204310821U
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Abstract
The utility model provides a kind of preparation facilities preparing oxynitride or methyl nitrite, comprise the first feeder and the second feeder, described first feeder is communicated with the second volume pump with the first volume pump respectively with the second feeder, described first volume pump is all communicated with mixing reactor with the second volume pump, the upper end of described mixing reactor is communicated with vapor pipe, the lower end of described mixing reactor is communicated with liquid discharge pipe, and this liquid discharge pipe is communicated with liquid header.Use the utility model can prepare nitrogen oxynitride or methyl nitrite respectively, simple to operate, reaction process easily controls and reacts more stable.
Description
Technical field
The utility model relates to a kind of mixed reactor, especially a kind of device preparing oxynitride or methyl nitrite.
Background technology
In prior art, industrial methyl nitrite of preparing has two kinds of modes, a kind of is connected by the enamel reaction still of one or more belt stirrer, dilute sulphuric acid, methyl alcohol, sodium nitrite solution is added respectively in enamel reaction still, in reaction process, agitator is needed out constantly to stir material in enamel reaction still, its complicated operation, and reactor easily leaks in reaction process, reaction process is wayward, resultant of reaction sodium sulfate easy blocking pipe generation superpressure, there is the danger of blast, the danger coefficient of reaction process is higher.Another kind of mode first prepares oxynitride and by interchanger, oxynitride is heated to 100 DEG C, oxynitride after heating and enter reactor reaction through the gasified methanol that interchanger is heated to 68 DEG C simultaneously and generate methyl nitrite, this preparation technology's flow process is complicated, equipment is many, and needing a large amount of thermals source to heat oxynitride and methyl alcohol, cost is higher.Weak point existing in prior art that Here it is.
Summary of the invention
Technical problem to be solved in the utility model, is exactly for the deficiency existing for prior art, and provides a kind of technical scheme preparing the device of oxynitride or methyl nitrite.
This programme is achieved by the following technical measures: a kind of device preparing oxynitride or methyl nitrite, comprise the first feeder and the second feeder, described first feeder is communicated with the second volume pump with the first volume pump respectively with the second feeder, described first volume pump is all communicated with mixing reactor with the second volume pump, the upper end of described mixing reactor is communicated with vapor pipe, the lower end of described mixing reactor is communicated with liquid discharge pipe, and this liquid discharge pipe is communicated with liquid header.
Further improvement of the utility model also has, and between described first volume pump and mixing reactor, is provided with valve between the second volume pump and mixing reactor.
Further improvement of the utility model also has, and described vapor pipe is provided with vent valve, can be controlled the pressure of mixing reactor inside in reaction process by the aperture size of regulated valve.
Further improvement of the utility model also has, and described liquid discharge pipe arranges tapping valve, can be controlled the height of liquid level in mixing reactor by the aperture size of regulated valve.
Further improvement of the utility model also has, the upper end of described mixing reactor is provided with tensimeter, thermometer and safety valve, pressure and temperature in mixing reactor can clearly show on tensimeter and thermometer, the parameter of convenient operation person to mixing reactor is grasped and controls, and safety valve can avoid the excessive danger caused of the pressure in mixing reactor.
Further improvement of the utility model also has, described mixing reactor is communicated with multi-functional tube, this multi-functional tube is provided with valve, multi-functional tube has two effects, on the one hand, after stopped reaction, in multi-functional tube, pass into nitrogen, nitrogen to enter in mixing reactor and is discharged by the entrap bubble in mixing reactor, replaces qualifiedly to be conducive to maintenance; On the other hand, in reaction process, by multifunctional pipe, the gas produced in mixing reactor is carried out sampling analysis, thus convenient operation person adjusts to gas ingredients in the reaction process of whole device.
Further improvement of the utility model also has, and the outer wall of described mixing reactor is provided with liquidometer, and the liquid level in mixing reactor can clearly show by liquidometer, and convenient operation person controls reaction process liquid level.
Further improvement of the utility model also has, and the filler that can make the abundant hybrid reaction of material is equipped with at the middle part of described mixing reactor.
The beneficial effects of the utility model can be learnt according to describing of such scheme: utilize the utility model can complete preparation to oxynitride and methyl nitrite, adopt two volume pumps to carry out accurate metering to material and beat liquid, the hybrid reaction filler that mixing reactor directly squeezed into by material can carry out hybrid reaction, and do not need to stir material, thus facility investment is few; Adopt this device also not need to heat material, good economy performance, and material not easily leaks in reaction process, liquid discharge pipe not easily blocks, and safety coefficient is high.The utility model equipment is simple, less investment, simple to operate, can expand equipment according to the requirement of tolerance.
As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 for preparing in oxynitride process, the relation of reaction soln temperature and time.
Fig. 3 for preparing in methyl nitrite process, the relation of reaction soln temperature and time.
In figure, 1. the first feeder, 2. the second feeder, 3. the first volume pump, 4. the second volume pump, 5. the first feed valve, 6 second feed valves, 7 is valve, 8 is tensimeter, and 9 is thermometer, and 10 is vent valve, 11 is safety valve, and 12 is liquidometer, and 13 is tapping valve, 14 liquid headers, 15 is hybrid reaction filler, and 16 is mixing reactor, 17 is vapor pipe, and 18 is multi-functional tube, and 19 is liquid discharge pipe.
Embodiment
For the technical characterstic of this programme can be clearly demonstrated, below by an embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
Can be found out by accompanying drawing, this programme is achieved by the following technical measures: a kind of device preparing oxynitride or methyl nitrite, comprise the first feeder 1 and the second feeder 2, described first feeder 1 is communicated with the second volume pump 4 with the first volume pump 3 respectively with the second feeder 2, described first volume pump 3 is all communicated with mixing reactor 16 with the second volume pump 4, the upper end of described mixing reactor 16 is communicated with vapor pipe 17, described vapor pipe 17 is provided with vent valve 10, the lower end of described mixing reactor 16 is communicated with liquid discharge pipe 19, described liquid discharge pipe 19 is provided with tapping valve 13, this liquid discharge pipe 19 is communicated with liquid header 14.Between described first volume pump 3 and mixing reactor 16, between the second volume pump 4 and mixing reactor 16, be provided with valve, have between first volume pump 3 and mixing reactor 16 between first feed valve 5, second volume pump 4 and mixing reactor 16 and have the second feed valve 6.The upper end of described mixing reactor 16 is provided with tensimeter 8, thermometer 9 and safety valve 11.Described mixing reactor 16 is communicated with multi-functional tube 18, and this multi-functional tube 18 is provided with valve 7.The outer wall of described mixing reactor 16 is provided with liquidometer 12.The inside of described mixing reactor 16 is provided with hybrid reaction filler 15.
Work is initial, first in multi-functional tube 18 road, nitrogen is passed into, nitrogen is replaced the waste gas in mixing reactor 16 and other pipelines, after leak test, sodium nitrite solution and methyl alcohol is passed in the first feeder 1, salpeter solution is passed in the second feeder 2, methyl alcohol and sodium nitrite solution are squeezed in mixing reactor 16 by the first volume pump 3, salpeter solution is squeezed in mixing reactor 16 by the second volume pump 4, the two can mix rapidly and uniformly and react under the effect of liquid distributor, the most methyl nitrite gas generated after reaction and the oxides of nitrogen gas of small portion are discharged through vapor pipe 17 or enter next unit, from the water that liquid discharge pipe 19 is discharged, methyl alcohol and SODIUMNITRATE, this liquid flows in liquid collecting bucket and carries out reclaiming or entering next unit.
Experiment one: prepare oxynitride
1) in the second feeder 2, salpeter solution is passed into, the aperture of the second feed valve 6 regulates by 31%-50%, in the first feeder 1, pass into sodium nitrite solution, and the aperture of the first feed valve 5 regulates by 35%-56%, tawny gas is had to emerge after 28 minutes to experimental reactor charging, sampling analysis.Regulate the aperture of feed valve, the flow of each volume pump is constantly increased, and temperature rise is without considerable change.
2) close the pressure that vent valve 10 carries mixing reactor 16, the aperture of the second feed valve 6 regulates by 50%-60%, and the aperture of the first feed valve 5 regulates by 56%-68%, 0.15MPa pressure controllable is mentioned to experimental reactor charging 20 minutes pressure, level stability is controlled, pH value 6-7, sampling analysis.
In this experiment, the percentage composition of the oxynitride that sampling obtains is as shown below:
In this experiment, the relation of reaction soln temperature and time is shown in Figure of description Fig. 2.
Experiment two: prepare methyl nitrite
1) in the second feeder 2, salpeter solution is passed into, the aperture of the second feed valve 6 regulates by 33%-55%, in the first feeder 1, pass into sodium nitrite solution and methyl alcohol, the aperture of the first feed valve 5 regulates by 35%-59%, to experimental reactor charging sampling analysis after 10 minutes.Regulate the aperture of feed valve, the flow of each volume pump is constantly increased, and temperature rise is without considerable change.
2) close vent valve 10 extracting reactor pressure, the aperture of the second feed valve 6 regulates by 55%-70%, and the aperture of the first feed valve 5 regulates by 59%-75%, 0.15-0.18MPa pressure controllable is mentioned to experimental reactor charging 20 minutes pressure, level stability is controlled, pH value 6-7, gas-sample analysis.
In this experiment, the percentage composition of the methyl nitrite that sampling obtains is as shown below.
In this experiment, the relation of reaction soln temperature and time is shown in Figure of description Fig. 3.
Can find out, when utilizing this device to prepare oxynitride or methyl nitrite, in continuous dosage, pressure-raising process, thermal discharge is little, temperature rise speed is little, and reaction is not acutely, comparatively completely, mixing reactor 16 liquid level easily controls; Reaction generate gaseous constituent relatively good, reactivity is high, less wastage, the oxynitride of generation or the purity of methyl nitrite high.
By reference to the accompanying drawings the embodiment of utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (8)
1. prepare the device of oxynitride or methyl nitrite for one kind, it is characterized in that: comprise the first feeder and the second feeder, described first feeder is communicated with the second volume pump with the first volume pump respectively with the second feeder, described first volume pump is all communicated with mixing reactor with the second volume pump, the upper end of described mixing reactor is communicated with vapor pipe, the lower end of described mixing reactor is communicated with liquid discharge pipe, and this liquid discharge pipe is communicated with liquid header.
2. the device preparing oxynitride or methyl nitrite according to claim 1, is characterized in that: between described first volume pump and mixing reactor, be provided with valve between the second volume pump and mixing reactor.
3. the device preparing oxynitride or methyl nitrite according to claim 1, is characterized in that: described vapor pipe is provided with vent valve.
4. the device preparing oxynitride or methyl nitrite according to claim 1, is characterized in that: described liquid discharge pipe is provided with tapping valve.
5., according to the arbitrary described device preparing oxynitride or methyl nitrite of claim 1-4, it is characterized in that: the upper end of described mixing reactor is provided with tensimeter, thermometer and safety valve.
6. the device preparing oxynitride or methyl nitrite according to claim 5, is characterized in that: described mixing reactor is communicated with multi-functional tube, this multi-functional tube is provided with valve.
7. the device preparing oxynitride or methyl nitrite according to claim 6, is characterized in that: the outer wall of described mixing reactor is provided with liquidometer.
8. the device preparing oxynitride or methyl nitrite according to claim 7, is characterized in that: the inside of described mixing reactor is provided with hybrid reaction filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420686468.6U CN204310821U (en) | 2014-11-17 | 2014-11-17 | A kind of device preparing oxynitride or methyl nitrite |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420686468.6U CN204310821U (en) | 2014-11-17 | 2014-11-17 | A kind of device preparing oxynitride or methyl nitrite |
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| CN204310821U true CN204310821U (en) | 2015-05-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555971A (en) * | 2019-01-15 | 2019-04-02 | 新乡市新平航空机械有限公司 | A kind of thickener pipe-line system and its control flow |
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2014
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555971A (en) * | 2019-01-15 | 2019-04-02 | 新乡市新平航空机械有限公司 | A kind of thickener pipe-line system and its control flow |
| CN109555971B (en) * | 2019-01-15 | 2024-01-30 | 新乡市新平航空机械有限公司 | Concentrator pipeline system and control flow thereof |
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| TR01 | Transfer of patent right |
Effective date of registration: 20191018 Address after: 017100 Erdos new road, Zhungeer Qi, the Inner Mongolia Autonomous Region Patentee after: Jiu Tai energy (Ordos) Co., Ltd. Address before: Luo Ba Lu 276017 Shandong city of Linyi province Luozhuang District No. 53 Patentee before: Long Thai Energy Technology Co., Ltd. |