CN206203895U - The system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball - Google Patents
The system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball Download PDFInfo
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- CN206203895U CN206203895U CN201621073948.0U CN201621073948U CN206203895U CN 206203895 U CN206203895 U CN 206203895U CN 201621073948 U CN201621073948 U CN 201621073948U CN 206203895 U CN206203895 U CN 206203895U
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- Prior art keywords
- kneading
- pyrolytic carbon
- calcium carbide
- pelletizing
- discharging opening
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model belongs to calcium carbide chemical field, and in particular to the system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball.The system includes pyrolysis oven, kneading briquetting device and furnace of calcium carbide；The pyrolysis oven includes pyrolytic carbon discharging opening, and the pyrolysis oven is used to be pyrolyzed to sending into the coal charge in the pyrolysis oven；The kneading briquetting device includes raw material feeding mouth and pelletizing discharging opening, and the raw material feeding mouth of the kneading briquetting device is connected with the pyrolytic carbon discharging opening of the pyrolysis oven；The kneading briquetting device is used to carry out kneading, briquetting to the pyrolytic carbon and quick lime sent into the kneading briquetting device；The furnace of calcium carbide includes pelletizing feeding mouth, and the pelletizing feeding mouth of the furnace of calcium carbide is connected with the pelletizing discharging opening of the kneading briquetting device.Calcium carbide is produced with quick lime mixing pressure ball using pyrolytic carbon, is that pyrolytic carbon have found an added value utilization ways very high, and utilize the direct pressure ball of sensible heat of the pyrolytic carbon of high temperature in process of production, energy-conserving and environment-protective improve energy utilization rate.
Description
Technical field
The utility model belongs to calcium carbide chemical field, and in particular to a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball
System.
Background technology
Rapid pyrolysis method is specific to a kind of advanced middle warm solution upgrading technology of low-order coal in powdery, it is desirable to its
Material rate of heat addition under uniform temperature field is high.From reaction mechanism, middle low-order coal macromolecule can be made to occur rapidly
Scission of link reacts, it is suppressed that the secondary pyrolytic reaction and cross-linking reaction of thermal decomposition product, the combustion gas in reduction in low-order coal pyrolytic process
With semicoke product, tar yield is improved, therefore the technology is more suitable for China's actual conditions, and the economy that low-order coal is utilized in improving
And social effect.
A kind of fast pyrogenation reaction unit is disclosed in the prior art, including：Reactor, reactor includes：Reactor sheet
Body, limits reaction compartment in reactor body, it forms dispersion area, pyrolysis zone and discharge zone from top to bottom；Multilayer heat accumulating type
Radiant tube, multilayer heat accumulation type radiant tube is spaced apart in pyrolysis zone along reactor body short transverse, every layer of heat accumulating type radiation
Pipe includes the heat accumulation type radiant tube of multiple horizontally spaced distributions；Distributing device；Material inlet, material inlet is located at dispersion area
And positioned at the top of distributing device；Cloth gas entrance, cloth gas entrance is located at dispersion area and is connected with distributing device, to use cloth
Material blowout in distributing device is entered dispersion area by material gas, equably falls into pyrolysis zone；Multiple pyrolysis gas outlets, multiple pyrolysis gas
Outlet is separately positioned on dispersion area and/or pyrolysis zone；And semicoke is exported, semicoke outlet is arranged on discharge zone.The device can be with
The yield of tar is significantly improved, and greatly simplify fast pyrogenation reaction process flow.The coal fast pyrolysis systems are a kind of
Efficient pyrolysis of coal method, term rate 500m3/ ton, oil productivity are up to 60% heat close to 11%, but the thing followed
Solution charcoal, if a large amount of pyrolytic carbons for producing do not have later use approach, will directly affect the industrialization operation of fast pyrogenation, and this is asked
Topic turns into one of bottleneck of puzzlement fast pyrolysis technology Rapid Popularization.
It is existing in order to solve the problems, such as the industrialization operation that a large amount of pyrolytic carbons do not have later use approach to influence fast pyrogenation
A kind of method that carbide slag prepares calcium carbide with coke powder coforming is disclosed in technology, the method is the carbide slag that will be purified and be modified
Powder prepares the pelletizing of carbide slag containing charcoal (green-ball) with coke powder with organic binder bond coforming, then is prepared containing carbon block through calcined dehydration solidification
Shape calcium oxide, finally substitutes Traditional bulk furnace charge and prepares calcium carbide using the ripe ball after the calcining.The main stone with aquation of the method
Grey slurries prepare pelletizing for binding agent, and the pelletizing of preparation is wet bulb, it is necessary to by drying and processing：40 DEG C of carbon dioxide
In carbonization tank body, the time is continually fed into for 7 hours.The method drying process consuming time is more long, and it is corresponding to dry dependence needs
Equipment and device.
Meanwhile, the high energy consumption of traditional calcium carbide, high cost, low economy are, it is necessary to a kind of new technology realizes calcium carbide production
Technological revolution.
Utility model content
The purpose of this utility model is to provide the system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball, is solved
In the prior art using pyrolyzing coal production calcium carbide high energy consumption, high cost, economical low problem.
In order to solve the above-mentioned technical problem, the utility model provides a kind of pyrolytic carbon and produces electricity with quick lime mixing pressure ball
The system of stone, the system includes pyrolysis oven, kneading briquetting device and furnace of calcium carbide；
The pyrolysis oven includes pyrolytic carbon discharging opening, and the pyrolysis oven is used to carry out heat to the coal charge sent into the pyrolysis oven
Solution；
The kneading briquetting device includes raw material feeding mouth and pelletizing discharging opening, the raw material pan feeding of the kneading briquetting device
Mouth is connected with the pyrolytic carbon discharging opening of the pyrolysis oven；The kneading briquetting device is used for sending into the heat in the kneading briquetting device
Solution charcoal carries out kneading, briquetting；
The furnace of calcium carbide includes pelletizing feeding mouth, the ball of the pelletizing feeding mouth of the furnace of calcium carbide and the kneading briquetting device
Group's discharging opening connection.
Further, the kneading briquetting device includes：Kneading groove and cuber；The kneading groove includes raw material feeding mouth
And discharging opening, the cuber include feeding mouth and pelletizing discharging opening；
The raw material feeding mouth of the kneading groove is connected with the pyrolytic carbon discharging opening of the pyrolysis oven；
The discharging opening of the kneading groove is connected with the feeding mouth of the cuber；
The pelletizing discharging opening of the cuber is connected with the pelletizing feeding mouth of the furnace of calcium carbide.
Further, also including cleaning system；The raw coke oven gas export mouth of the entrance of the cleaning system and the pyrolysis oven
Connection, the outlet of the cleaning system is connected with the air intake of the heating radiation pipe of the pyrolysis oven.
The beneficial effects of the utility model are that the system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball is sharp
Calcium carbide is produced with quick lime mixing pressure ball with pyrolyzing coal, is that pyrolytic carbon have found an added value utilization ways very high, and
The direct pressure ball of sensible heat of the pyrolytic carbon of high temperature is utilized in process of production, and energy-conserving and environment-protective improve energy utilization rate.
Brief description of the drawings
Fig. 1 is that the pyrolytic carbon of the utility model embodiment is illustrated with the system architecture of quick lime mixing pressure ball production calcium carbide
Figure.
Fig. 2 is that the pyrolytic carbon of the utility model embodiment is illustrated with the system architecture of quick lime mixing pressure ball production calcium carbide
Figure.
Fig. 3 is the flow chart of the pyrolytic carbon with quick lime mixing pressure ball production calcium carbide method of the utility model embodiment.
Fig. 4 is the flow chart of the pyrolytic carbon with quick lime mixing pressure ball production calcium carbide of the utility model embodiment.
In figure：
100. pyrolysis ovens；200. kneading briquetting devices；201. kneading grooves；202. cubers；300. furnaces of calcium carbide；400. purifications
System.
Specific embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body implementation method is described in further detail to the utility model.It should be appreciated that specific embodiment described herein is only
It is used to explain the utility model, is not used to limit the utility model.
Fig. 1 shows the structural representation of the system of the utility model embodiment.
The system that a kind of pyrolytic carbon of the present utility model produces calcium carbide with quick lime mixing pressure ball, as shown in figure 1, the system
System includes pyrolysis oven 100, kneading briquetting device 200 and furnace of calcium carbide 300.
The pyrolysis oven 100 includes pyrolytic carbon discharging opening, and the pyrolysis oven 100 is used to enter to sending into the coal charge in the pyrolysis oven
Row pyrolysis.
The kneading briquetting device 200 includes raw material feeding mouth and pelletizing discharging opening, the original of the kneading briquetting device 200
Material feeding mouth is connected with the pyrolytic carbon discharging opening of the pyrolysis oven 100；The kneading briquetting device 200 is used for sending into the kneading pressure
Pyrolytic carbon in block assembly 200 carries out kneading, briquetting.
The furnace of calcium carbide 300 includes pelletizing feeding mouth, and the pelletizing feeding mouth of the furnace of calcium carbide 300 is filled with the kneading briquetting
Put 200 pelletizing discharging opening connection.
In actual production, 1,000,000 tons of fast pyrogenation factories of production capacity produce fast pyrogenation charcoal at 600,000 tons or so, soon every year
The granularity ＜ 3mm of fast pyrolytic carbon, market consumption is limited, cheap, stockpiling of unsold product.It follows that the sale of pyrolytic carbon is determined
The existence of fast pyrogenation project.System of the present utility model is that pyrolytic carbon is indirectly for calcium carbide production, is as fast pyrogenation
The pyrolytic carbon of one of major product is sought to added value outlet higher.
The pyrolysis oven 100 of system of the present utility model is directly directly connected with kneading briquetting device 200, is arranged from pyrolysis oven
The pyrolytic carbon for going out is directly entered kneading briquetting device 200, with quick lime, binding agent kneading, compound stalk forming.Directly utilize pyrolytic carbon
Up to 450 DEG C of sensible heat, energy-conserving and environment-protective.System is not related to drying plant, reduces the usage amount of equipment, while reducing production
Time.
In some illustrative embodiments, as shown in Fig. 2 the kneading briquetting device 200 includes：Kneading groove 201 and pressure
Block machine 202；The kneading groove includes raw material feeding mouth and discharging opening, and the cuber 202 includes feeding mouth and pelletizing discharging opening.
The raw material feeding mouth of the kneading groove 201 is connected with the pyrolytic carbon discharging opening of the pyrolysis oven 100.
The discharging opening of the kneading groove 201 is connected with the feeding mouth of the cuber 202.
The pelletizing discharging opening of the cuber 202 is connected with the pelletizing feeding mouth of the furnace of calcium carbide 300.
In some illustrative embodiments, also including cleaning system；The entrance of the cleaning system 400 and the pyrolysis oven
100 raw coke oven gas export mouth 101 is connected, and the outlet of the cleaning system 400 enters with the heating radiation pipe of the pyrolysis oven 100
Gas port is connected.
In some illustrative embodiments, as shown in figure 3, a kind of method that use said system produces calcium carbide, including under
Row step：
S101, coal charge is pyrolyzed in the pyrolysis oven, the pyrolytic carbon at a temperature of generation T1, the pyrolytic carbon is from the warm
Solve the pyrolytic carbon discharging opening output of stove.
S102, the pyrolytic carbon is sent into the kneading briquetting device by the raw material feeding mouth of the kneading briquetting device,
And the quick lime at a temperature of T2, the binding agent at a temperature of T3 are also fed into the kneading briquetting device；In kneading briquetting dress
Put it is interior the pyrolytic carbon is uniformly mixed with quick lime, binding agent, kneading, briquetting into pelletizing, by the pelletizing by described mixed
The pelletizing discharging opening for pinching briquetting device is sent out.
S103, the pelletizing is sent into the furnace of calcium carbide from the pelletizing feeding mouth of the furnace of calcium carbide, in the furnace of calcium carbide
Carry out calcium carbide production.
Wherein, the 0~3mm of granularity of quick lime.This method adds binding agent using the pyrolytic carbon at a temperature of T1 with quick lime
Compound stalk forming, compared with traditional tv is produced, increases the reactivity of quick lime and pyrolytic carbon, so as to avoid enter into furnace of calcium carbide
The too small or excessive problem of grain, improve production efficiency efficiently make use of the sensible heat of pyrolytic carbon.For pyrolytic carbon proposes added value very
Outlet high, extends a new technology for production calcium carbide.The coproduction of coal charge fast pyrogenation and calcium carbide production is realized, heat is realized
The efficient utilization of amount, greatly reduces process energy consumption.
Calcium carbide is produced using the above method, TV raw materials for production cost is substantially reduced, because pyrolytic carbon is cheap, with biography
System calcium carbide production technology is compared to cost reduction by 1/3rd.
In some illustrative embodiments, the T1 temperature ranges are set to 400 DEG C~500 DEG C；The T2 temperature ranges
It is set to room temperature or 50 DEG C~80 DEG C；The T3 temperature ranges are set to room temperature or 50 DEG C~80 DEG C.
Wherein, ambient temperature scope is 16-28 DEG C.
In some illustrative embodiments, the binding agent include coal tar, asphalitine, carbolineum, tyre talc, rubber powder,
One or more in plastic grain, phosphoric acid, phosphate, phenolic resin, epoxy resin.
Wherein, requirement of the method for the present utility model to binding agent is high, can be given birth to using waste material in above-mentioned binding agent
Produce, for example：Scrap tire powder, waste Crumb rubber, waste plastic particles, useless phenolic resin, useless epoxy resin.In method of the present utility model
The coal tar being previously mentioned can make to extract the coal tar for obtaining in raw coke oven gas, and asphalitine may also be and gently be evaporated by cutting by coal tar
Asphalitine obtained from point.
In some illustrative embodiments, in the step S102, the method for obtaining the binding agent includes：By the heat
The raw coke oven gas feeding cleaning system of discharge in solution stove, extraction obtains coal tar, used as binding agent.
Or the coal tar that will be obtained is through dehydration, light fraction is cut, asphalitine is obtained, as binding agent.
In some illustrative embodiments, in the step S102, the particle size range of the pelletizing of the briquetting is 20-
30mm。
In some illustrative embodiments, the pyrolytic carbon is 1 with the mass ratio of the quick lime component：1.5~1.7,
The binding agent is accounted within the 5% of the pyrolytic carbon and the quick lime component gross mass.
Embodiment 1
A kind of method that pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball, comprises the following steps：
Coal charge is pyrolyzed in pyrolysis oven, the pyrolytic carbon at 450 DEG C of generation, pyrolysis of the pyrolytic carbon from the pyrolysis oven
Charcoal discharging opening is exported.After the purification of the purified system of raw coke oven gas, a part of heating fuel as pyrolysis oven, outside remainder
Send.
Pyrolytic carbon sends into the kneading briquetting device by the raw material feeding mouth of the kneading briquetting device, and at room temperature
Quick lime, binding agent at room temperature are also fed into the kneading briquetting device, and pyrolytic carbon, quick lime, binding agent are in the kneading pressure
Uniformly mixing, kneading, briquetting, into pelletizing, the pelletizing are sent by the pelletizing discharging opening of the kneading briquetting device in block assembly
Go out.Pelletizing sends into the furnace of calcium carbide from the pelletizing feeding mouth of the furnace of calcium carbide, and calcium carbide production is carried out in the furnace of calcium carbide.Fully
Using the sensible heat of pyrolytic carbon.
Embodiment 2
As shown in figure 4, by taking 1,000,000 tons of fast pyrogenation engineerings as an example.Using 12 sets of fast pyrogenation stoves, pyrolytic carbon 600,000 is produced per year
Ton (moisture-free basis).Binding agent is less than 1% from the coal tar extracted in the raw coke oven gas produced in the pyrolysis oven course of work, moisture.
Year 1000000 tons of Coal pretreatment systems for the treatment of capacity, the percutaneous belt delivering of raw coal of material storage yard to crushing system, coal
Feed powder is broken to the granularity of 0.3~0.8mm, delivers to coal bunker storage.
The coal charge for processing passes through belt, is transported to pyrolysis oven, completes pyrolysis.
The raw coke oven gas for producing is pyrolyzed by the treatment of cleaning system, coal tar is reclaimed, through being dehydrated to water content ＜ 1%, made
It is binding agent.Can also continue to cut light fraction, remaining asphalitine, asphalitine as binding agent, for pyrolytic carbon, quick lime
Uniform mixing, kneading, briquetting are into pelletizing.
The transport of quick lime transport system has been crushed, and granularity is the quick lime of 0.1~0.3mm, and total conveying capacity is 50 tons/it is small
When, to kneading briquetting device.Every two groups of pyrolysis ovens have a set of kneading briquetting device.Pyrolytic carbon, quick lime and binding agent are mixed
Uniformly mixing, kneading, briquetting are pinched in briquetting device into pelletizing.Pelletizing particle size range is 20-30mm.Wherein, the amount of binding agent is
The 5% of pyrolytic carbon, Lime Quality summation.
Pelletizing is promoted to the elevated bunker of the production system of furnace of calcium carbide by lifting system；Reinstall furnace of calcium carbide and complete calcium carbide life
Produce.
It should be noted that each embodiment above by reference to described by accompanying drawing is only used to illustrate the utility model rather than limit
Scope of the present utility model is made, it will be understood by those within the art that, do not departing from spirit of the present utility model and model
The modification carried out to the utility model on the premise of enclosing or equivalent, all should cover within the scope of the utility model.
Additionally, signified outer unless the context, the word for occurring in the singular includes plural form, and vice versa.In addition, removing non-specifically
Explanation, then all or part of of any embodiment can combine all or part of of any other embodiment and use.
Claims (3)
1. the system that a kind of pyrolytic carbon and quick lime mixing pressure ball produce calcium carbide, it is characterised in that the system include pyrolysis oven,
Kneading briquetting device and furnace of calcium carbide；
The pyrolysis oven includes pyrolytic carbon discharging opening, and the pyrolysis oven is used to be pyrolyzed to sending into the coal charge in the pyrolysis oven；
The kneading briquetting device include raw material feeding mouth and pelletizing discharging opening, the raw material feeding mouth of the kneading briquetting device with
The pyrolytic carbon discharging opening connection of the pyrolysis oven；The kneading briquetting device is used for sending into the pyrolytic carbon in the kneading briquetting device
Carry out kneading, briquetting；
The furnace of calcium carbide includes pelletizing feeding mouth, and the pelletizing feeding mouth of the furnace of calcium carbide goes out with the pelletizing of the kneading briquetting device
Material mouth is connected.
2. system according to claim 1, it is characterised in that the kneading briquetting device includes：Kneading groove and cuber；
The kneading groove includes raw material feeding mouth and discharging opening, and the cuber includes feeding mouth and pelletizing discharging opening；
The raw material feeding mouth of the kneading groove is connected with the pyrolytic carbon discharging opening of the pyrolysis oven；
The discharging opening of the kneading groove is connected with the feeding mouth of the cuber；
The pelletizing discharging opening of the cuber is connected with the pelletizing feeding mouth of the furnace of calcium carbide.
3. system according to claim 1, it is characterised in that also including cleaning system；
The entrance of the cleaning system is connected with the raw coke oven gas export mouth of the pyrolysis oven, the outlet of the cleaning system with it is described
The air intake connection of the heating radiation pipe of pyrolysis oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621073948.0U CN206203895U (en) | 2016-09-22 | 2016-09-22 | The system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621073948.0U CN206203895U (en) | 2016-09-22 | 2016-09-22 | The system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball |
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ID=58760874
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621073948.0U Expired - Fee Related CN206203895U (en) | 2016-09-22 | 2016-09-22 | The system that a kind of pyrolytic carbon produces calcium carbide with quick lime mixing pressure ball |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106241810A (en) * | 2016-09-22 | 2016-12-21 | 北京神雾环境能源科技集团股份有限公司 | A kind of pyrolytic carbon produces the system and method for carbide with quick lime mixing pressure ball |
| RU2809025C1 (en) * | 2022-08-05 | 2023-12-06 | Общество с ограниченной ответственностью "Научно-исследовательский центр Энерго-ресурсосберегающие технологии" | Method for producing calcium carbide and charge for its production |
-
2016
- 2016-09-22 CN CN201621073948.0U patent/CN206203895U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106241810A (en) * | 2016-09-22 | 2016-12-21 | 北京神雾环境能源科技集团股份有限公司 | A kind of pyrolytic carbon produces the system and method for carbide with quick lime mixing pressure ball |
| RU2809025C1 (en) * | 2022-08-05 | 2023-12-06 | Общество с ограниченной ответственностью "Научно-исследовательский центр Энерго-ресурсосберегающие технологии" | Method for producing calcium carbide and charge for its production |
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Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
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