CN202415456U - Plastic pyrolysis coke oven - Google Patents
Plastic pyrolysis coke oven Download PDFInfo
- Publication number
- CN202415456U CN202415456U CN2012200263323U CN201220026332U CN202415456U CN 202415456 U CN202415456 U CN 202415456U CN 2012200263323 U CN2012200263323 U CN 2012200263323U CN 201220026332 U CN201220026332 U CN 201220026332U CN 202415456 U CN202415456 U CN 202415456U
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- CN
- China
- Prior art keywords
- burner hearth
- coke oven
- pipe
- furnace wall
- fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02P20/141—Feedstock
- Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
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- Coke Industry (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The utility model discloses a plastic pyrolysis coke oven. The plastic pyrolysis coke oven is characterized by comprising an oven wall (2) and an oven chamber (1) positioned in the oven wall, wherein a smoke exhaust pipe (8) is arranged at the upper part of the oven wall (2), a fuel spray nozzle (21) and a fuel pipe (5) communicated with the fuel spray nozzle are arranged at the lower part of the oven wall (2), an exhaust port (12) is arranged at the upper part of the oven chamber (1), an exhaust pipe (3) is arranged outside the exhaust port, and the exhaust pipe (3) is communicated with the fuel pipe (5). The coke oven has the advantages of low using cost, environmental friendliness and no pollution.
Description
Technical field
The utility model relates to a kind of environmental protection equipment, particularly a kind of coke oven that can the plastic waste pyrolysis be become combustiblematerials.
Background technology
The pollution of waste or used plastics has become a great problem in the city, and two kinds of methods are mainly taked in the processing of waste or used plastics in the city at present.A kind of method that waste or used plastics is handled be with waste or used plastics with burning, become black smoke after the waste or used plastics burning and drain into atmosphere and cause environmental pollution for the second time, be unfavorable for The Surroundings in Cities protection.The another kind of way that waste or used plastics is handled is waste or used plastics to be imbedded underground, and land utilization ratio is very high in the city, find out very difficulty of the buried idly waste or used plastics of a slice; Often waste or used plastics being transported to far place carries out buried; Wasted land resources, along with the increase of urban population, the continuous expansion of urban construction; When on the soil of buried waste or used plastics, building; Again waste or used plastics is dug out and carry out ground and handle, again waste or used plastics is transported to farther place and carry out buriedly, wasted manpower and materials.
The someone studies waste or used plastics is become crude oil or combustible gas etc. through heating in recent years; Like Chinese patent publication number CN 2876094Y; Open March 7 2007 date; Disclose a kind of plastic waste pyrolysis installation, this device adopts extra fuel such as coal to heat plastic waste, the not only high but also not environmental protection of cost.
The utility model content
In order to overcome the defective of not environmental protection of plastics pyrolysis installation fuel cost height in the prior art, the utility model provides a kind of plastics pyrolysis coke oven, and this plastics pyrolysis coke oven adopts the inflammable gas of self producing the not only low but also environmental protection of cost that acts as a fuel.
The utility model solves the technical scheme that its technical problem adopted: a kind of plastics pyrolysis coke oven; It is characterized in that comprise furnace wall and the burner hearth that is arranged in the furnace wall, the top of furnace wall is provided with smoke exhaust pipe; The fuel tube that the bottom of furnace wall is provided with fuel oil atomizer and is communicated with fuel oil atomizer; The top of burner hearth is provided with venting port, and venting port is outside equipped with vapor pipe, and vapor pipe is communicated with fuel tube.
The inflammable gas that the plastic waste pyrolysis produces is from the venting port discharge of upper furnace, and part is collected, and part turns back to the heating that the coke oven bottom is used for burner hearth, so promptly practices thrift cost and can avoid burning the cavity pollution that coal produces again.
Preferred vapor pipe is communicated with through total air escape pipe with fuel tube.
Be provided with collection tube between preferred total air escape pipe and the fuel tube.
The internal surface of the preferred left and right sides, furnace wall is provided with dividing plate, and the outside surface of the burner hearth left and right sides is provided with dividing plate, and the dividing plate that is arranged on the furnace wall internal surface is arranged with the dividing plate alternatively up and down that is arranged on the burner hearth outside surface.
Between preferred smoke exhaust pipe and the vapor pipe is the coaxial sleeve structure, and vapor pipe is arranged on the inside of smoke exhaust pipe.
The top of preferred furnace wall is provided with total smoke pipe, and smoke exhaust pipe is communicated with total smoke pipe.
Between preferred total air escape pipe and the total smoke pipe is sleeve structure.
The preferred fuel nozzle is arranged on the surface of the furnace wall of below between burner hearth and the furnace wall.
The preferred fuel nozzle is arranged on the surface of the furnace wall of below between burner hearth and the burner hearth.
One side of preferred burner hearth is provided with fire door, and the opposite side of burner hearth also is provided with fire door.
The beneficial effect of the utility model is that use cost is low, and is environment friendly and pollution-free.
Description of drawings
Below in conjunction with accompanying drawing the described coke oven of the utility model is specified.
Fig. 1 is the vertical view of the described coke oven of the utility model.
Fig. 2 is the sectional view of B-B direction among Fig. 1.
Fig. 3 is the sectional view of A-A direction among Fig. 2.
Wherein 1. burner hearths, 2. furnace wall, 3. vapor pipe, 4. total air escape pipe, 5. fuel tube, 6. collection tube; 7. collection device, 8. smoke exhaust pipe, 9. total smoke pipe, 11. dividing plates, 12. venting ports, 13. plastic waste; 21. fuel oil atomizer, 22. fire doors, 23. blast tubes, 24. blower fans, 25. flame-observing holes
Embodiment
Below in conjunction with accompanying drawing the described coke oven of the utility model is elaborated.Plastics pyrolysis coke oven; Comprise furnace wall 2 and the burner hearth 1 that is arranged in the furnace wall, the top of furnace wall 2 is provided with smoke exhaust pipe 8, the fuel tube 5 that the bottom of furnace wall 2 is provided with fuel oil atomizer 21 and is communicated with fuel oil atomizer; The top of burner hearth 1 is provided with venting port 12; Venting port is outside equipped with vapor pipe 3, and vapor pipe 3 is communicated with fuel tube 5, like Fig. 1, Fig. 2.
The inflammable gas that the plastic waste pyrolysis produces is from the venting port discharge of upper furnace, and part is collected, and part turns back to the heating that the coke oven bottom is used for burner hearth, so promptly practices thrift cost and can avoid burning the cavity pollution that coal produces again.
A burner hearth can be set in the furnace wall, also a plurality of burner hearths can be set, as being 2 in the present embodiment, like Fig. 2.Vapor pipe 3 is communicated with through total air escape pipe 4 with fuel tube 5.Be provided with collection tube 6 between total air escape pipe 4 and the fuel tube 5.Collection tube 6 is connected with combustible gas collection device 7 and is used for the inflammable gas that produces is collected to use it for anything else.
The internal surface of the left and right sides, furnace wall is provided with dividing plate 11; The outside surface of the burner hearth left and right sides is provided with dividing plate 11; The dividing plate 11 that is arranged on the furnace wall internal surface is arranged with dividing plate 11 alternatively up and down that are arranged on the burner hearth outside surface; Like Fig. 2, hot gas that dividing plate can make fuel oil atomizer 21 ejection is set between furnace wall and burner hearth, walks snakelikely, improve the heating efficiency of burner hearth.
Be the coaxial sleeve structure between smoke exhaust pipe 8 and the vapor pipe 3, vapor pipe 3 is arranged on the inside of smoke exhaust pipe 8.Design can effectively utilize the upper space of coke oven like this; In addition; The inflammable gas that produces also can be by flue gas heating in smoke exhaust pipe, when inflammable gas turns back to the fuel oil atomizer 21 of bottom, furnace wall, can avoid temperature around the fuel oil atomizer 21 cross low and about causing burner hearth temperature unbalanced.
The top of furnace wall is provided with total smoke pipe 9, and smoke exhaust pipe 8 is communicated with total smoke pipe 9.Between total air escape pipe 4 and the total smoke pipe 9 is sleeve structure.The gas of fuel oil atomizer ejection comprises combustible gas and air; Air is connected with fuel tube through blast tube; Blast tube 23 also can adopt sleeve type structure design in total smoke pipe 9, can further can avoid like this temperature around the fuel oil atomizer 21 cross low and about causing burner hearth temperature unbalanced.Blast tube 23 is provided with blower fan 24, and blast tube 23 is connected with fuel tube 5, and above fuel oil atomizer 21, the surface of furnace wall 2 is provided with flame-observing hole 25, in order to observe the flame situation in the stove.
When burner hearth was 1, fuel oil atomizer 21 was arranged on the surface of the furnace wall 2 of below between burner hearth 1 and the furnace wall 2.When burner hearth is 2 or 2 when above, fuel oil atomizer 21 can also be arranged on the surface of the furnace wall 2 of below between burner hearth 1 and the burner hearth 1, like Fig. 2.
One side of burner hearth is provided with fire door 22, and the opposite side of burner hearth also is provided with fire door 22, and the burner hearth left and right sides as shown in Figure 3 is provided with fire door 22.Can realize in the process of using that like this continuous production operation raises the efficiency
Method of use:
Open the fire door 22 on burner hearth right side plastic waste 13 is put into burner hearth 1; The inflammable gas that the plastics pyrolysis produces gets into vapor pipe 3 from venting port 12; A part of then combustible gas gets into fuel oil atomizer via total air escape pipe 4, fuel tube 5 and is used for heating furnace, and another combustible gas gets into collector 7 through collection tube 6 and is collected.40% combustible gas just can be realized the heating of burner hearth in the general total air escape pipe, and other 60% is used for collecting.Plastic waste is through after the abundant pyrolysis, opens the fire door 22 in burner hearth left side and plastic waste taken out and extinguish, and promptly uses sandy soil landfill at least 24 hours, and the plastic waste staple after the pyrolysis is a carbon, can also continue to use as solid fuel or other purposes.
Different technologies characteristic in the present embodiment can be selected to use.
Claims (10)
1. plastics pyrolysis coke oven; It is characterized in that comprise furnace wall (2) and be arranged in the burner hearth (1) of furnace wall, the top of furnace wall (2) is provided with smoke exhaust pipe (8); The fuel tube (5) that the bottom of furnace wall (2) is provided with fuel oil atomizer (21) and is communicated with fuel oil atomizer; The top of burner hearth (1) is provided with venting port (12), and venting port is outside equipped with vapor pipe (3), and vapor pipe (3) is communicated with fuel tube (5).
2. coke oven according to claim 1 is characterized in that: vapor pipe (3) is communicated with through total air escape pipe (4) with fuel tube (5).
3. coke oven according to claim 2 is characterized in that: be provided with collection tube (6) between total air escape pipe (4) and the fuel tube (5).
4. coke oven according to claim 1; It is characterized in that: the internal surface of the left and right sides, furnace wall is provided with dividing plate (11); The outside surface of the burner hearth left and right sides is provided with dividing plate (11), and the dividing plate (11) that is arranged on the furnace wall internal surface is arranged with dividing plate (11) alternatively up and down that is arranged on the burner hearth outside surface.
5. coke oven according to claim 1 is characterized in that: be the coaxial sleeve structure between smoke exhaust pipe (8) and the vapor pipe (3), vapor pipe (3) is arranged on the inside of smoke exhaust pipe (8).
6. coke oven according to claim 1 is characterized in that: the top of furnace wall is provided with total smoke pipe (9), and smoke exhaust pipe (8) is communicated with total smoke pipe (9).
7. coke oven according to claim 6 is characterized in that: be sleeve structure between total air escape pipe (4) and the total smoke pipe (9).
8. coke oven according to claim 1 is characterized in that: fuel oil atomizer (21) is arranged on the surface of the furnace wall (2) of below between burner hearth (1) and furnace wall (2).
9. coke oven according to claim 1 is characterized in that: fuel oil atomizer (21) is arranged on the surface of the furnace wall (2) of below between burner hearth (1) and the burner hearth (1).
10. according to any one described coke oven of claim 1～9, a side of burner hearth is provided with fire door (22), and the opposite side of burner hearth also is provided with fire door (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200263323U CN202415456U (en) | 2012-01-19 | 2012-01-19 | Plastic pyrolysis coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200263323U CN202415456U (en) | 2012-01-19 | 2012-01-19 | Plastic pyrolysis coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202415456U true CN202415456U (en) | 2012-09-05 |
Family
ID=46740237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200263323U Expired - Fee Related CN202415456U (en) | 2012-01-19 | 2012-01-19 | Plastic pyrolysis coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202415456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
| US12031097B2 (en) | 2022-10-12 | 2024-07-09 | Ecolab Usa Inc. | Antifouling agents for plastic-derived synthetic feedstocks |
-
2012
- 2012-01-19 CN CN2012200263323U patent/CN202415456U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11999920B2 (en) | 2020-09-14 | 2024-06-04 | Ecolab Usa Inc. | Cold flow additives for plastic-derived synthetic feedstock |
| US12031097B2 (en) | 2022-10-12 | 2024-07-09 | Ecolab Usa Inc. | Antifouling agents for plastic-derived synthetic feedstocks |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20170119 |