CN209130886U - Organic silicon scrap burning processing device - Google Patents

Organic silicon scrap burning processing device Download PDF

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Publication number
CN209130886U
CN209130886U CN201821214233.1U CN201821214233U CN209130886U CN 209130886 U CN209130886 U CN 209130886U CN 201821214233 U CN201821214233 U CN 201821214233U CN 209130886 U CN209130886 U CN 209130886U
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organic silicon
level
processing device
hole
burning processing
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CN201821214233.1U
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Inventor
蒋尊标
姜丁允
胡付俭
田国才
黄雷波
许松松
吕岩
刘长兴
陈松
冯刚
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Hengtong Optic Electric Co Ltd
Jiangsu Hengtong Photoconductive New Materials Co Ltd
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Jiangsu Hengtong Optic Electric Co Ltd
Jiangsu Hengtong Photoconductive New Materials Co Ltd
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Abstract

The utility model provides a kind of organic silicon scrap burning processing device comprising: combustion chamber, level-one air inlet rectification mechanism, second level enter the wind rectification mechanism, burner, pumping wind pipe, expansion chamber.The utility model can control SiO2The partial size of dust makes the SiO generated close to Nano grade2Dust, which is conducive to be discharged by exhaust system, to be collected, the SiO of collection2Dust can further be re-used in the raw material or additive, solvent of the construction materials such as mixed mud, cementitious material and silicon metal, Antaciron and silico-aluminum etc..

Description

Organic silicon scrap burning processing device
Technical field
The present invention relates to use organosilicon manufacture preform field more particularly to a kind of preform manufacturing process The processing method of middle organic silicon scrap.
Background technique
In preform preparation process, usually prepare plug using VAD method, MCVD method, PCVD method etc., using OVD method, RIC method etc. prepares surrounding layer, and in numerous surrounding layer preparation methods, OVD method can ensure that higher deposition rate, can prepare big Type preform, and have many advantages, such as high-efficient, strong flexibility, high financial profit.
Traditional OVD method uses silicon tetrachloride (SiCl4) raw material, but can corrode with hydrogen chloride (HCl) in reaction process Property gas, environmental pollution is larger, wherein using organosilicon to prepare preform for raw material based on OVD method, cost is relatively low, and Reaction product is nontoxic corrosion-free, is a kind of ideal " green manufacturing " raw material, meets the theory of following " green manufacturing ", but raw A part of organic silicon scrap can be generated in production or maintenance process.
Organosiloxane is a kind of organo-silicon compound, because it is with high-vapor-pressure, low aqueous solubility, surface-active and lubrication Property etc. particular communities, and be widely present in chemical industry, industry, traffic and daily life application etc. every field simultaneously generation largely have Machine silicon dead meal.Organosilicon dead meal may have persistence, bioaccumulation, and the Environmental Residues problem of methylsiloxane is As research hotspot, digestion gas is mainly generated by garbage loading embeading, organic waste materials anaerobic digestion and sewage treatment at present, but digest Content of siloxane is higher and higher in gas.When the power generation of traditional combustion digestion gas or burning disposal, siloxanes can be produced with oxygen combustion Tiny silica dust can be accumulated in the impeller and exhaust duct inner wall surface of internal combustion engine inner wall or gas turbine and form two Silicon oxide layer.
In addition, organosilicon there may be the properties such as persistence, bioaccumulation, the directly processing such as organosilicon landfill is limited Mode, and tiny silica dust can be generated after organosilicon burning, the longevity of the impeller of internal combustion engine or gas turbine can be shortened Life.Silica dust pollutes environment simultaneously, need to consider the excretion and collection problem of silica dust after organosilicon burning.
Utility model content
The utility model is intended to provide a kind of organic silicon scrap burning processing device, with overcome it is existing in the prior art not Foot.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of organic silicon scrap burning processing device comprising: combustion chamber, level-one air inlet rectification mechanism, second level air inlet are whole Flow mechanism, burner, pumping wind pipe, expansion chamber;
The level-one air inlet rectification mechanism and second level air inlet rectification mechanism are set in turn in the inlet side of the combustion chamber, institute State several first holes that level-one air inlet rectification mechanism includes: level-one cowling panel and is opened on the level-one cowling panel, institute State several second holes that second level air inlet rectification mechanism includes: second level cowling panel and is opened on the second level cowling panel;Institute Burner is stated through on the second level cowling panel, and is arranged towards the combustion chamber, the burner includes: raw material and carrier gas Spray-hole, fuel and oxidant spray-hole and oxygen-enriched agent spray-hole;The pumping wind pipe is located at the air draft of the combustion chamber Side, the pumping wind pipe are oppositely arranged with the burner, and the pumping wind pipe is connected with the expansion chamber.
The improvement of organic silicon scrap burning processing device as the utility model, the combustion chamber are with insulating sandwich Combustion chamber, be injected with recirculated cooling water in the insulating sandwich.
The improvement of organic silicon scrap burning processing device as the utility model, the level-one cowling panel and second level rectification Plate has a radian, the range of the radian are as follows: [0 °, 180 °].
The improvement of organic silicon scrap burning processing device as the utility model, the level-one cowling panel and second level rectification Plate is high temperature resistant steel plate.
The aperture of the improvement of organic silicon scrap burning processing device as the utility model, first hole is greater than institute State the aperture of the second hole.
The improvement of organic silicon scrap burning processing device as the utility model, the burner are multiple, multiple combustions Burner is arranged in the form of an array on the second level cowling panel.
It is set in the improvement of organic silicon scrap burning processing device as the utility model, the raw material and carrier gas spray-hole It is equipped with atomization casing.
The improvement of organic silicon scrap burning processing device as the utility model, the fuel and oxidant spray-hole with First circular trace is arranged around the raw material and carrier gas spray-hole, and the oxygen-enriched agent spray-hole is surrounded with the second circular trace The raw material and carrier gas spray-hole are arranged, and the diameter of first circular trace is less than the diameter of second circular trace.
The improvement of organic silicon scrap burning processing device as the utility model, the raw material and carrier gas spray-hole are 1 A, the fuel and oxidant spray-hole are 4, and the oxygen-enriched agent spray-hole is 8.
The improvement of organic silicon scrap burning processing device as the utility model, the pumping wind pipe include main air-exhausting duct With multiple branch air-exhausting ducts, the main air-exhausting duct and multiple branch air-exhausting ducts are installed on fixed frame, the multiple branch air draft Pipe is connected with the main air-exhausting duct respectively, and the fixed frame has a radian, the range of the radian are as follows: [180 °, 270 °].
The improvement of organic silicon scrap burning processing device as the utility model, the organic silicon scrap burning processing dress Setting further includes feeding machanism, and the feeding machanism includes: weight sensor, gravitation tank, exhaust pipe, liquid supply pipe, collector tube, described Gravitation tank is connected by the liquid supply pipe with the burner, and the weight sensor is installed on the bottom of the gravitation tank, The collector tube and exhaust pipe are installed on the gravitation tank.
Compared with prior art, the utility model has the beneficial effects that the utility model can control SiO2The grain of dust Diameter makes the SiO generated close to Nano grade2Dust, which is conducive to be discharged by exhaust system, to be collected, the SiO of collection2Dust can Further it is re-used in the raw material of the construction materials such as mixed mud, cementitious material and silicon metal, Antaciron and silico-aluminum etc. Or additive, solvent.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments recorded in the utility model, for those of ordinary skill in the art, is not making the creative labor Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the stereoscopic schematic diagram of a specific embodiment of the organic silicon scrap burning processing device of the utility model;
Fig. 2 is the plane enlarged diagram of burner in Fig. 1;
Fig. 3 is the floor map of the feeding machanism of the organic silicon scrap burning processing device of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, 2, the organic silicon scrap burning processing device of the utility model include: combustion chamber 4, level-one air inlet it is whole Flow mechanism 1, second level enters the wind rectification mechanism 2, burner 3, pumping wind pipe, expansion chamber.
The combustion chamber 4 forms the space of organic silicon scrap burning processing, it is preferable that the combustion chamber 4 is with heat-insulated The combustion chamber 4 of interlayer is injected with recirculated cooling water in the insulating sandwich.Correspondingly, being connected on the insulating sandwich into water Pipe 8 and outlet pipe 7.In addition, the recirculated cooling water by heat exchange can be supplied to liquid nitrogen liquefaction tower, required heat is provided for it Amount.
The rectification of the charge air flow of the level-one air inlet rectification mechanism 1 and second level air inlet rectification mechanism 2 for combustion chamber 4. Specifically, the level-one air inlet rectification mechanism 1 and second level air inlet rectification mechanism 2 are set in turn in the inlet side of the combustion chamber 4.
Wherein, the level-one air inlet rectification mechanism 1 includes: level-one cowling panel and is opened on the level-one cowling panel Several first holes, the second level air inlet rectification mechanism include: second level cowling panel and are opened on the second level cowling panel Several second holes.Preferably, the level-one cowling panel and second level cowling panel use opens up round-meshed high temperature resistant steel plate thereon, The aperture of first hole is greater than the aperture of second hole.
Further, it is uniformly distributed to control charge air flow, obtains the lesser SiO of partial size after being conducive to burning2Powder Dirt, the level-one cowling panel and second level cowling panel have a radian, the range of the radian are as follows: [0 °, 180 °].Preferably, institute State the range of radian are as follows: [0 °, 90 °].
The burner 3 is for realizing the burning of organic silicon scrap, and specifically, the burner 3 is through the second level On cowling panel, and it is arranged towards the combustion chamber 4.The burner 3 includes: raw material and carrier gas spray-hole 10, fuel and oxidation Agent spray-hole 12 and oxygen-enriched agent spray-hole 11.
Wherein, the carrier gas provided by raw material and carrier gas spray-hole 10 can be nitrogen or oxygen, by fuel and oxidant The combustion gas that spray-hole 12 provides can be natural gas, and the oxygen-enriched agent provided by oxygen-enriched agent spray-hole 11 can be oxygen.It is excellent Selection of land, raw material organosilicon flow are 20~30g/min, and carrier gas flux is 10~20slpm.Oxygen flow is 30~40slpm.It Right throughput is 10~30slpm, and oxygen flow is 10~25slpm.
In order to increase atomizing raw materials effect, the lesser SiO of partial size is obtained after burning2Dust, the raw material and carrier gas are sprayed Atomization casing is provided in hole 10.
Further, the burner 3 is multiple, and multiple burners 3 are arranged in the second level cowling panel in the form of an array On, so set, the burner 3 being distributed at many levels, heat needed for improving organosilicon burning, are conducive to discarded organosilicon and fill Divide reaction.In 3 array of burner, the quantity of each column burner 3 is 1-5, and the quantity of every row's burner 3 is 1-10, and is protected The quantity for demonstrate,proving each column burner 3 is less than the quantity of every row's burner 3.
In one embodiment, the fuel and oxidant spray-hole 12 with the first circular trace around the raw material with Carrier gas spray-hole 10 is arranged, and the oxygen-enriched agent spray-hole 11 is with the second circular trace around the raw material and carrier gas spray-hole 10 Setting, the diameter of first circular trace are less than the diameter of second circular trace.Preferably, the raw material and carrier gas are sprayed Perforation 10 is 1, and the fuel and oxidant spray-hole 12 are 4, and the oxygen-enriched agent spray-hole 11 is 8.
The pumping wind pipe is located at the air draft side of the combustion chamber 4, and the pumping wind pipe is opposite with the burner 3 to be set It sets, i.e. 3 flame extended line of the burner air port that corresponds to pumping wind pipe.And the pumping wind pipe is connected with the expansion chamber.From And the SiO formed after burning2Dust is collected by the expansion chamber.
Wherein, the pumping wind pipe includes main air-exhausting duct 6 and multiple branch air-exhausting ducts 5, the main air-exhausting duct 6 and multiple Branch air-exhausting duct 5 is installed on fixed frame, and the multiple branch air-exhausting duct 5 is connected with the main air-exhausting duct 6 respectively.In order to The level-one cowling panel and second level cowling panel are adapted, and the fixed frame has a radian, the range of the radian are as follows: [180 °, 270°]。
In addition, the gas flow and open state of every road branch air-exhausting duct 5 are realized by the aperture of pneumatic operated valve, thus logical Adjustment pump drainage air valve open degree control exhaust air rate is crossed, keeps combustion flame steady, the lesser SiO of the partial size of production2Dust is firing It burns in room 4 without accumulation and gray back phenomenon.
As shown in figure 3, the organic silicon scrap burning processing device further includes feeding machanism, the feeding machanism includes: Weight sensor 15, gravitation tank 16, exhaust pipe 17, liquid supply pipe 18, collector tube 19.
Wherein, the gravitation tank 16 is connected by the liquid supply pipe 18 with the burner 3, the weight sensor 15 It is installed on the bottom of the gravitation tank 16, the collector tube 19 and exhaust pipe 17 are installed on the gravitation tank 16.
When the organic silicon scrap burning processing device work of the utility model, it can carry out in accordance with the following steps:
Step 1: being fixed in cabinet for A × B matrix distributed combustor enters the wind fairing perpendicular to the second level;
Step 2: installing each pipeline and component according to pipeline schematic diagram, and adjust the open and close of each pipeline component;
Step 3: discarded organosilicon, which gathers materials, records scrap feed material weight with the weight sensor of feeding device, fed back Weight value is meeting in ignition range, starts to light a fire, and gas discharge is gradually decrease to 0 after flame stabilization, and raw material carrier gas is by nitrogen Gas is changed to oxygen, and flow velocity is gradually increased, and keeps particle after atomizing raw materials smaller, can get the smaller SiO of partial size after burning2Powder Dirt;
Step 4: the silica dioxide granule that generates of discarded organosilicon burning is by pump drainage wind system, using expansion chamber into Row sedimentation is collected;
Step 5: the weight value gathered materials by discarding organosilicon with the output of the weight sensor of feeding device, control igniting With truce.
It preferably, further include following steps: step 6: leading to by waste material organosilicon burning processing debugging process early period It crosses and adjusts each gas flow proportion, make waste material organosilicon full combustion.
It preferably, further include following steps: step 7: leading to by waste material organosilicon burning processing debugging process early period Adjustment pump drainage air valve open degree control exhaust air rate is crossed, keeps combustion flame steady, the lesser SiO of the partial size of production2Dust is firing It burns indoor without accumulation and gray back phenomenon.
Workflow is illustrated below with reference to a specific embodiment:
3 burners are installed, when the waste material weight in liquid collecting tank 16 reaches constant weight, bottom heaviness sensor 15 is exported After signal reaches ignition condition, each conduit pipe pneumatically valve and flowmeter are opened, and water inlet pipe 8 starts to intake, water flow velocity 10L/min, exhausting 6 valve opening of pipe, raw material and carrier gas spray-hole 10 are passed through N2, flow 10slpm, oxygen-rich oxide agent spray-hole 11 is passed through O2, flow 10slpm, fuel and oxidant spray-hole 12 are passed through CH4, flow 10slpm, O2, flow 10slpm start to light a fire, and raw material and carries Gas blowout perforation 10 is passed through waste material, and flow gently increases to 30g/min, N from 1.0g/min2Flow is increased to by 10slpm 20slpm, the O of oxygen-rich oxide agent spray-hole 112Flow increases to 40slpm, fuel and oxidant spray-hole 12 by 10slpm CH4 flow increases to 30slpm, O by 10slpm2Flow 20slpm is increased to by 10slpm.After flame stabilization, carrier gas starts It is mixed into oxygen, N2Flow is decreased to 10slpm, O by 20slpm2Flow is decreased to 0, CH by 10slpm4Only combustion-supporting effect.When When 16 bottom heaviness sensor output value of liquid collecting tank is less than 5kg, stop working, each gas flow is gradually decrease to 0, to protect burner Each pipeline starts to be passed through N2Carry out purging cooling.
Known to calculating: in the present embodiment, single burner processing speed is about 45kg/ days, and circulating water temperature changes highest It is 20 DEG C reachable, the heat of recycling about 800KJ/min.
In conclusion the utility model can control SiO2The partial size of dust makes the SiO generated close to Nano grade2Dust Be conducive to be discharged by exhaust system and be collected, the SiO of collection2Dust can further be re-used in mixed mud, gelling material The raw material or additive, solvent of construction materials and the silicon metals, Antaciron and silico-aluminum such as material etc..
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (11)

1. a kind of organic silicon scrap burning processing device, which is characterized in that the organic silicon scrap burning processing device includes: combustion Burn room, level-one air inlet rectification mechanism, second level air inlet rectification mechanism, burner, pumping wind pipe, expansion chamber;
Level-one air inlet rectification mechanism and second level air inlet rectification mechanism are set in turn in the inlet side of the combustion chamber, and described one Grade air inlet rectification mechanism includes: level-one cowling panel and several first holes for being opened on the level-one cowling panel, and described two Grade enters the wind several second holes that rectification mechanism includes: second level cowling panel and is opened on the second level cowling panel;The combustion Burner is arranged through on the second level cowling panel towards the combustion chamber, and the burner includes: that raw material and carrier gas are sprayed Hole, fuel and oxidant spray-hole and oxygen-enriched agent spray-hole;The pumping wind pipe is located at the air draft side of the combustion chamber, institute It states pumping wind pipe to be oppositely arranged with the burner, and the pumping wind pipe is connected with the expansion chamber.
2. organic silicon scrap burning processing device according to claim 1, which is characterized in that the combustion chamber be with every The combustion chamber of hot interlayer is injected with recirculated cooling water in the insulating sandwich.
3. organic silicon scrap burning processing device according to claim 1, which is characterized in that the level-one cowling panel and two Grade cowling panel has a radian, the range of the radian are as follows: [0 °, 180 °].
4. organic silicon scrap burning processing device according to claim 1, which is characterized in that the level-one cowling panel and two Grade cowling panel is high temperature resistant steel plate.
5. organic silicon scrap burning processing device according to claim 1, which is characterized in that the aperture of first hole Greater than the aperture of second hole.
6. organic silicon scrap burning processing device according to claim 1, which is characterized in that the burner be it is multiple, Multiple burners are arranged in the form of an array on the second level cowling panel.
7. organic silicon scrap burning processing device according to claim 1, which is characterized in that the raw material and carrier gas are sprayed Atomization casing is provided in hole.
8. organic silicon scrap burning processing device according to claim 1, which is characterized in that the fuel and oxidant spray Perforation is arranged with the first circular trace around the raw material and carrier gas spray-hole, and the oxygen-enriched agent spray-hole is with the second circular rail Mark is arranged around the raw material and carrier gas spray-hole, and the diameter of first circular trace is less than the straight of second circular trace Diameter.
9. organic silicon scrap burning processing device according to claim 8, which is characterized in that the raw material and carrier gas are sprayed Hole is 1, and the fuel and oxidant spray-hole are 4, and the oxygen-enriched agent spray-hole is 8.
10. organic silicon scrap burning processing device according to claim 1, which is characterized in that the pumping wind pipe includes Main air-exhausting duct and multiple branch air-exhausting ducts, the main air-exhausting duct and multiple branch air-exhausting ducts are installed on fixed frame, the multiple Branch air-exhausting duct is connected with the main air-exhausting duct respectively, and the fixed frame has a radian, the range of the radian are as follows: [180°,270°]。
11. organic silicon scrap burning processing device according to claim 1, which is characterized in that the organic silicon scrap combustion Burning processing unit further includes feeding machanism, and the feeding machanism includes: weight sensor, gravitation tank, exhaust pipe, liquid supply pipe, collection Liquid pipe, the gravitation tank are connected by the liquid supply pipe with the burner, and the weight sensor is installed on the feed The bottom of tank, the collector tube and exhaust pipe are installed on the gravitation tank.
CN201821214233.1U 2018-07-30 2018-07-30 Organic silicon scrap burning processing device Active CN209130886U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108679627A (en) * 2018-07-30 2018-10-19 江苏亨通光导新材料有限公司 Organic silicon scrap burning processing device
CN111077345A (en) * 2019-12-20 2020-04-28 西安航天动力研究所 Mach number calibration method under high-temperature supersonic velocity pure gas flow field environment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108679627A (en) * 2018-07-30 2018-10-19 江苏亨通光导新材料有限公司 Organic silicon scrap burning processing device
CN108679627B (en) * 2018-07-30 2024-06-11 江苏亨通光导新材料有限公司 Organosilicon waste material burning treatment device
CN111077345A (en) * 2019-12-20 2020-04-28 西安航天动力研究所 Mach number calibration method under high-temperature supersonic velocity pure gas flow field environment

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