CN204111645U - A kind of waste and old organic glass rotates spiral shell formula and advances continuous cracking equipment - Google Patents
A kind of waste and old organic glass rotates spiral shell formula and advances continuous cracking equipment Download PDFInfo
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- CN204111645U CN204111645U CN201420558836.9U CN201420558836U CN204111645U CN 204111645 U CN204111645 U CN 204111645U CN 201420558836 U CN201420558836 U CN 201420558836U CN 204111645 U CN204111645 U CN 204111645U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The utility model relates to a kind of waste and old organic glass and rotates spiral shell formula propelling continuous cracking equipment, and belong to chemical field, can improve raw material lysis efficiency, improve product recovery rate, reduce energy consumption, decreasing pollution thing discharges.Comprise the feeding unit, cracker, condensing works and the emission-control equipment that connect successively, also comprise pressure limiting valve, Residue extraction pipeline, Starlike valve, opening for feed, turning vane and discharge port, pressure limiting valve controls the pressure in cracking still; Opening for feed is flexibly connected with feed pipe; Turning vane is fixedly installed on cracking still inside, expects from opening for feed spiral pushing to discharge port; Burner hearth is provided with thermometer; Discharge port is flexibly connected with Residue extraction pipeline, and Residue extraction pipeline is connected with Starlike valve; Condensing works is connected with cracker by conduit, and conduit runs through Residue extraction pipeline and stretches in discharge port, and conduit, water cooling plant, hold-up vessel, cryogenic unit connect successively, and hold-up vessel arranges the lower end with water cooling plant and cryogenic unit; Emission-control equipment is connected with cryogenic unit.
Description
Technical field
The utility model relates to a kind of waste and old organic glass and rotates spiral shell formula propelling continuous cracking method and equipment thereof, specifically refers to adopt waste and old organic glass to be that methyl methacrylate prepared by raw material, belongs to chemical field.
Background technology
Pyrolysis technology is one of important means reclaiming various resource reutilization in chemical field, and the normal cracking still that uses carries out cracking recovery.
Waste and old organic glass returned enterprise of the prior art is generally small, layout is too at random, production technique falls behind, instrument and supplies is all extremely simple and crude, manage original extensive, whole efficiency is low, and volatile organic contaminant outlet is many, the waste gas produced just does not administer discharge arbitrarily substantially, and pollution level is high, scope is large.Waste and old organic glass regeneration enterprise is based on monomer cracking and plasticizing, and a whole set of production technique mainly can be divided into the three process such as cracking, rectifying and making sheet.What its cracking technology adopted is the destructive distillation of batch tank pyrolyzer, and making sheet is then take manual operation to be in the milk, and what whole process was taked is the operation that intermittent type is uncovered, and pollutant discharge amount is very large.
What usually adopt in waste and old organic glass reclaims is intermittent type scission reaction still, and operation is also step, Energy harvesting and lysis efficiency relatively low, and open the still Shi Douhui that feeds intake at every turn and give off a large amount of waste gas from dog-house, thus pollute.In addition, owing to taking direct heating, cracking temperature is high, causes residue and amount of by-products to increase.
For the problems referred to above, existing Some Enterprises designs a set of waste organic glass continuous cracking device.As Chinese Patent Application No. " 201010121977.0 " discloses one " waste organic glass continuous cracking device ", the safety line with pressure relief pipe is set up in this patent application on the solid-gas separator of pyrolyzer discharge pipe, the shunt condensation liquefaction of pyrolyzer inner high voltage gas is realized by discharging pipeline and safety line, make this cracker can reach continuous cracking effect, but this technical scheme does not arrive emission standard because the gas after cracking passes through condensation process for the first time, by safety line, the gas after first time condensation process must be carried out circulating condensing process again, structure is comparatively complicated, and in equipment running process, fire resisting damper is if there is damage phenomenon, very easily there is security incident.
Utility model content
The purpose of this utility model is to overcome above shortcomings in prior art, and provides a kind of reasonable in design, security high and a kind of waste and old organic glass of continuous cracking work can rotate spiral shell formula and advance continuous cracking method and equipment thereof.
The technical scheme in the invention for solving the above technical problem is: a kind of waste and old organic glass rotates spiral shell formula and advances continuous cracking equipment, comprise the feeding unit, cracker, condensing works and the emission-control equipment that connect successively, described feeding unit comprises loading hopper, feed pipe, motor and spiral handspike, and material is pushed to cracker by described electric machine control spiral handspike; Described cracker comprises burner hearth, rotating machine and cracking still, and described rotating machine controls cracking still and rotates in burner hearth, and described burner hearth is provided with blast inlet and air outlet; It is characterized in that: described cracker also comprises pressure limiting valve and slag discharging device, described pressure limiting valve controls the pressure in cracking still; Described cracking still comprises opening for feed, turning vane and discharge port; Described opening for feed is flexibly connected with described feed pipe; It is inner that described turning vane is fixedly installed on described cracking still, will expect from opening for feed spiral pushing to discharge port; Described burner hearth is provided with thermometer; Described slag discharging device comprises Residue extraction pipeline and Starlike valve, and described discharge port is flexibly connected with described Residue extraction pipeline, and described Residue extraction pipeline is connected with described Starlike valve; Described condensing works is connected with cracker by conduit, described conduit runs through Residue extraction pipeline and stretches in discharge port, described condensing works comprises water cooling plant, hold-up vessel and cryogenic unit, described conduit, water cooling plant, hold-up vessel, cryogenic unit connect successively, and described hold-up vessel arranges the lower end with described water cooling plant and cryogenic unit; Described emission-control equipment is connected with described cryogenic unit.
Further, described opening for feed of the present utility model and feed pipe junction and described discharge port and Residue extraction pipeline junction are equipped with tightness system.
Further, described feeding unit of the present utility model also comprises electric heater, and described electric heater is arranged at the outside surface of described feed pipe.
Further, described blast inlet of the present utility model is located at the lower end of described opening for feed, and described air outlet is located at the upper end of described discharge port, and described thermometer is arranged at described discharge outlet, and described pressure limiting valve is arranged at the opening for feed upper end position of cracking still.
Further, described conduit of the present utility model is being arranged to " n " type bending with condensing works junction, and described cryogenic unit adopts compression refrigerator, and described emission-control equipment adopts photocatalysis treatment device.
Further, described water cooling plant of the present utility model comprises first-stage condenser and secondary condenser, described first-stage condenser and tubes connection, the lower end that secondary condenser is arranged at first-stage condenser is connected with it, described first-stage condenser and secondary condenser water inlet direction all with exhaust flow in conduit to contrary.
The utility model compared with prior art, has the following advantages and effect: 1, improve raw material lysis efficiency and selectivity, improves product recovery rate, reduces energy consumption, and decreasing pollution thing discharges; 2, realize focusing on the waste gas produced in process and discharging, to reach the basic goal of pollution treatment; 3, the continuity of technological operation and the stopping property of complete assembly is increased, reduce the intermediate transfer step of product stream between each reaction unit and tripping device, improve the collection effciency to product, reduce the discharge of volatile organic matter, to meet the requirement that modern industry is produced; 4, not only can improve lysis efficiency, reduce cracking temperature, reduce by product generation with becomes the quantity of slag, also can realize operation serialization; 5, security is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the process flow diagram of the utility model embodiment.
In accompanying drawing: 1 is feeding unit; 11 is loading hopper, and 12 is feed pipe, and 13 is motor, and 14 is spiral handspike, and 15 is electric heater; 21 is burner hearth, and 211 is rotating machine, and 212 is blast inlet, and 213 is air outlet, and 214 is thermometer, 22 is cracking still, and 221 is opening for feed, and 222 is turning vane, and 223 is discharge port, and 224 is pressure limiting valve, 225 is screw-blade, and 23 is slag discharging device, and 231 is Residue extraction pipeline, and 232 is Starlike valve; 31 is conduit, and 32 is first-stage condenser, and 33 is secondary condenser, and 34 is hold-up vessel, and 35 is compression refrigerator; 4 is photocatalysis treatment device.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
Embodiment.
See Fig. 1, the present embodiment comprises the feeding unit 1, cracker, condensing works and the emission-control equipment that connect successively.
Feeding unit 1 in the present embodiment comprises electric heater 15, loading hopper 11, feed pipe 12, motor 13 and spiral handspike 14, spiral handspike 14 and feed pipe 12 active link, and the spiral external diameter of spiral handspike 14 is slightly less than the internal diameter of feed pipe 12, motor 13 controls spiral handspike 14 and rotates, and material grain pushes in cracker from loading hopper 11 end by spiral handspike 14 gradually; Electric heater 15 is arranged at the outside surface of feed pipe 12, before material grain pushes to cracker, adopt this electric heater 15 to carry out preheating, material grain is softened, increases the stopping property of feed pipe 12.
Cracker in the present embodiment comprises burner hearth 21, rotating machine 211, cracking still 22, pressure limiting valve 224 and slag discharging device 23, rotating machine 211 controls cracking still 22 and rotates in burner hearth 21, burner hearth 21 is provided with blast inlet 212 and air outlet 213, blast inlet 212 is located at the lower end of opening for feed 221, and air outlet 213 is located at the upper end of discharge port 223; Pressure limiting valve 224 controls the pressure in cracking still 22, is arranged at opening for feed 221 upper end position of cracking still 22, is arranged at this position, place and can effectively prevents the slag ash of material grain after cracking process from blocking this pressure limiting valve 224, improve security; Cracking still 22 comprises opening for feed 221, turning vane 222 and discharge port 223; Opening for feed 221 is flexibly connected with feed pipe 12, and adopts asbestos twine to carry out encapsulation process in junction; It is inner that turning vane 222 is arranged at cracking still 22, and be fixed into cracking still 22 and be integrated, this cracking still 22 can material from opening for feed 221 spiral pushing to discharge port 223; Be fixedly connected with screw-blade 225 in discharge port 223 inside, slag ash can be released discharge port 223 by this screw-blade 225, prevents lime-ash from blocking at discharge port 223 place; Burner hearth 21 is provided with thermometer 214, and this thermometer 214 is arranged at discharge port 223 place of cracking still 22, can monitor the temperature at discharge port 223 place, infers that the cracking of cracking still 22 completes effect further; Slag discharging device 23 comprises Residue extraction pipeline 231 and Starlike valve 232, and discharge port 223 is flexibly connected with Residue extraction pipeline 231, and adopts asbestos twine to carry out encapsulation process in junction, and Residue extraction pipeline 231 is connected with Starlike valve 232; Adopt electric heater 15 pairs of feed pipes 12 to carry out preheating in the present embodiment, and adopt asbestos twine to carry out sealing, adopting Starlike valve 232 to carry out deslagging, can prevent the pressure in cracker from leaking.Blast inlet 212 and air outlet 213 adopt this kind of mode to arrange, the Heating temperature of burner hearth 21 can be made lower in opening for feed 221 place temperature, and go out the higher effect of Heating temperature at discharge port 223, the material grain in cracking still 22 is progressively heated, to improve lytic effect.
Condensing works in the present embodiment is connected with cracker by conduit 31, and conduit 31 runs through Residue extraction pipeline 231, screw-blade 225 stretches in discharge port 223, and conduit 31 is flexibly connected with screw-blade 225, adopts be welded and fixed with Residue extraction pipeline 231 junction; Condensing works comprises water cooling plant, hold-up vessel 34 and cryogenic unit, and conduit 31, water cooling plant, hold-up vessel 34, cryogenic unit connect successively, and hold-up vessel 34 arranges the lower end with water cooling plant and cryogenic unit.Conduit 31, being arranged to " n " type bending with condensing works junction, prevents the methyl methacrylate after water cooling plant process from flowing backwards.In the present embodiment, water cooling plant is made up of first-stage condenser 32 and secondary condenser 33, first-stage condenser 32 is connected with conduit 31, the lower end that secondary condenser 33 is arranged at first-stage condenser 32 is connected with it, first-stage condenser 32 and secondary condenser 33 intake direction all with exhaust flow in conduit 31 to contrary.
Emission-control equipment in the present embodiment is connected with cryogenic unit.Emission-control equipment in the present embodiment adopts photocatalysis treatment device 4, and this photocatalysis treatment device 4 comprises heat exchanger, photocatalytic region, ozone oxidation district and reduction zone, connects successively.
See Fig. 2, the cracking technology flow process in the present embodiment is as follows:
(1) waste and old organic glass process: synthetic glass scrap stock, clout and old waste material are carried out fragmentation, the material grain of the synthetic glass obtained is for subsequent use.
(2) screw conveying feeding: motor 13 controls feed pipe 12 and rotates, material grain enters in feed pipe 12 by loading hopper 11, is delivered in cracking still 22 by helical pipe; The electric heater 15 arranged by feed pipe 12 outside surface in this step carries out thermal pretreatment to material grain, pellet is through thermal pretreatment post softening, when spiral handspike 14 advances, feed pipe 12 is closed, ensure can reach certain pressure in cracking still 22.
(3) cracking still 22 rotary steering advances cracking: the material grain entered in cracking still 22 rotates with cracking still 22 and slowly pushes to discharge port 223 by the turning vane 222 in cracking still 22, and in propelling movement process, the burner hearth 21 at cracking still 22 place constantly heats; Cracking still 22 length in the present embodiment is 7m, and diameter is 2m, controls cracking still 22 rotate by rotating machine 211, and speed control is 0.3m/min-0.4m/min in the rotation progress of turning vane 222; Burner hearth 21 can adopt the type of heating such as coal, coke, Sweet natural gas, electrically heated, the temperature of burner hearth 21 controls 700 degree of-800 degree left and right, and then make the temperature of cracking still 22 opening for feed 221 control at about 500 degree, the temperature of discharge port 223 controls at about 600 degree, detect through experiment, slag ash under adopting this condition to control is innoxious mineral powder, can make landfill disposal or use of paving the way.
(4) deslagging: the slag ash after cracking enters Residue extraction pipeline 231 and discharges through Starlike valve 232; Starlike valve 232 deslagging is utilized can effectively to prevent the pressure in cracking still 22 from leaking.
(5) methyl methacrylate reclaims: the gas after cracking is delivered in water cooling plant by conduit 31 and carries out preliminary condensation process, and the methyl methacrylate of generation is recycled in hold-up vessel 34; This water cooling plant is made up of first-stage condenser 32 and secondary condenser 33, and the gas temperature after first-stage condenser 32 processes controls at about 40 degree, and the gas temperature after secondary condenser 33 processes controls at about 20 degree; Gas after secondary condenser 33 processes enters cryogenic unit, carry out time condensation process, this cryogenic unit adopts compression refrigerator 35, and this compression refrigerator 35 freezing temp controls in sub-zero zero, and the methyl methacrylate after process is recycled in hold-up vessel 34.
(6) off gas treatment: the gas after time condensation process carries out off gas treatment by emission-control equipment; What this off gas treatment adopted is light catalytic treatment method, this waste gas is successively through the process of over-heat-exchanger, photocatalytic region, ozone oxidation district and reduction zone, specific works principle be describe in detail also open in the patent application of " 201310513873.8 " at the Chinese patent application title method of waste gas " photocatalytic ozonation remove ", number of patent application, no longer describes in detail in the application.
(7) waste gas meeting emission standard is discharged; One time lytic cycle completes.Lytic cycle in the present embodiment is 6 hours.According to the mode of working continuously, within one day, can make the continuous cracking in 4 cycles, the cracking of material grain completely, fully, greatly improves lysis efficiency when ensureing safe operation.
Although the utility model with embodiment openly as above; but it is also not used to limit protection domain of the present utility model; any technician being familiar with this technology, not departing from the change and retouching done in design of the present utility model and scope, all should belong to protection domain of the present utility model.
Claims (6)
1. a waste and old organic glass rotates spiral shell formula propelling continuous cracking equipment, comprise the feeding unit, cracker, condensing works and the emission-control equipment that connect successively, described feeding unit comprises loading hopper, feed pipe, motor and spiral handspike, and material is pushed to cracker by described electric machine control spiral handspike; Described cracker comprises burner hearth, rotating machine and cracking still, and described rotating machine controls cracking still and rotates in burner hearth, and described burner hearth is provided with blast inlet and air outlet; It is characterized in that: described cracker also comprises pressure limiting valve and slag discharging device, described pressure limiting valve controls the pressure in cracking still; Described cracking still comprises opening for feed, turning vane and discharge port; Described opening for feed is flexibly connected with described feed pipe; It is inner that described turning vane is fixedly installed on described cracking still, will expect from opening for feed spiral pushing to discharge port; Described burner hearth is provided with thermometer; Described slag discharging device comprises Residue extraction pipeline and Starlike valve, and described discharge port is flexibly connected with described Residue extraction pipeline, and described Residue extraction pipeline is connected with described Starlike valve; Described condensing works is connected with cracker by conduit, described conduit runs through Residue extraction pipeline and stretches in discharge port, described condensing works comprises water cooling plant, hold-up vessel and cryogenic unit, described conduit, water cooling plant, hold-up vessel, cryogenic unit connect successively, and described hold-up vessel arranges the lower end with described water cooling plant and cryogenic unit; Described emission-control equipment is connected with described cryogenic unit.
2. waste and old organic glass according to claim 1 rotates spiral shell formula and advances continuous cracking equipment, it is characterized in that: described opening for feed and feed pipe junction and described discharge port and Residue extraction pipeline junction are equipped with tightness system.
3. waste and old organic glass according to claim 2 rotates spiral shell formula propelling continuous cracking equipment, and it is characterized in that: described feeding unit also comprises electric heater, described electric heater is arranged at the outside surface of described feed pipe.
4. waste and old organic glass according to claim 1 rotates spiral shell formula propelling continuous cracking equipment, it is characterized in that: described blast inlet is located at the lower end of described opening for feed, described air outlet is located at the upper end of described discharge port, described thermometer is arranged at described discharge outlet, and described pressure limiting valve is arranged at the opening for feed upper end position of cracking still.
5. waste and old organic glass according to claim 1 rotates spiral shell formula propelling continuous cracking equipment, it is characterized in that: described conduit is being arranged to " n " type bending with condensing works junction, described cryogenic unit adopts compression refrigerator, and described emission-control equipment adopts photocatalysis treatment device.
6. waste and old organic glass according to claim 5 rotates spiral shell formula propelling continuous cracking equipment, it is characterized in that: described water cooling plant comprises first-stage condenser and secondary condenser, described first-stage condenser and tubes connection, the lower end that secondary condenser is arranged at first-stage condenser is connected with it, described first-stage condenser and secondary condenser water inlet direction all with exhaust flow in conduit to contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420558836.9U CN204111645U (en) | 2014-09-26 | 2014-09-26 | A kind of waste and old organic glass rotates spiral shell formula and advances continuous cracking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420558836.9U CN204111645U (en) | 2014-09-26 | 2014-09-26 | A kind of waste and old organic glass rotates spiral shell formula and advances continuous cracking equipment |
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| Publication Number | Publication Date |
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| CN204111645U true CN204111645U (en) | 2015-01-21 |
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| CN201420558836.9U Withdrawn - After Issue CN204111645U (en) | 2014-09-26 | 2014-09-26 | A kind of waste and old organic glass rotates spiral shell formula and advances continuous cracking equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104211984A (en) * | 2014-09-26 | 2014-12-17 | 临安清云环保设备有限公司 | Rotary spiral waste organic glass propelling and continuous splitting decomposition method and device |
| CN105461556A (en) * | 2016-01-05 | 2016-04-06 | 湖州丰瑞塑化有限公司 | Recycling device of waste organic glass |
| CN107998740A (en) * | 2017-11-30 | 2018-05-08 | 盐城中凯环境科技有限公司 | A kind of solid-liquid separation dehydration device of low concentration solidliquid mixture |
| CN109575961A (en) * | 2018-12-10 | 2019-04-05 | 辽宁东大粉体工程技术有限公司 | A kind of continous way industrial organic waste decomposes carbonizing plant and its method |
-
2014
- 2014-09-26 CN CN201420558836.9U patent/CN204111645U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104211984A (en) * | 2014-09-26 | 2014-12-17 | 临安清云环保设备有限公司 | Rotary spiral waste organic glass propelling and continuous splitting decomposition method and device |
| CN104211984B (en) * | 2014-09-26 | 2017-01-25 | 临安清云环保设备有限公司 | Rotary spiral waste organic glass propelling and continuous splitting decomposition method and device |
| CN105461556A (en) * | 2016-01-05 | 2016-04-06 | 湖州丰瑞塑化有限公司 | Recycling device of waste organic glass |
| CN107998740A (en) * | 2017-11-30 | 2018-05-08 | 盐城中凯环境科技有限公司 | A kind of solid-liquid separation dehydration device of low concentration solidliquid mixture |
| CN109575961A (en) * | 2018-12-10 | 2019-04-05 | 辽宁东大粉体工程技术有限公司 | A kind of continous way industrial organic waste decomposes carbonizing plant and its method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150121 Effective date of abandoning: 20161109 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |