CN214051123U - Waste rubber-plastic thermal cracking non-condensable gas desulfurization equipment - Google Patents
Waste rubber-plastic thermal cracking non-condensable gas desulfurization equipment Download PDFInfo
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- CN214051123U CN214051123U CN202022824127.9U CN202022824127U CN214051123U CN 214051123 U CN214051123 U CN 214051123U CN 202022824127 U CN202022824127 U CN 202022824127U CN 214051123 U CN214051123 U CN 214051123U
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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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Abstract
The utility model provides a desulfurization device for waste rubber and plastic thermal cracking noncondensable gas, which belongs to the field of waste rubber and plastic thermal cracking oil gas treatment equipment, and comprises a desulfurization spray tower and an oxidation regeneration tower, wherein the desulfurization spray tower comprises a first desulfurization spray tower and a second desulfurization spray tower; the first desulfurization spray tower non-condensable gas outlet is communicated with the second desulfurization spray tower non-condensable gas inlet, the first desulfurization spray tower spray liquid inlet and the second desulfurization spray tower spray liquid inlet are communicated with the oxidation regeneration tower spray liquid outlet, and the first desulfurization spray tower spray liquid outlet and the second desulfurization spray tower spray liquid outlet are communicated with the oxidation regeneration tower spray liquid inlet. The utility model provides a sulphide that current thermal cracking process produced cause the corruption to the gas holder to lead to the technical problem of safety problem, have simple structure, simple to operate, excellent performance, make, the working costs is low, the efficient, the excellent characteristics of result in use of sulphur.
Description
Technical Field
The utility model belongs to old and useless rubber and plastic thermal cracking oil gas treatment facility field especially relates to old and useless rubber and plastic thermal cracking noncondensable gas sweetener.
Background
Along with the development of manufacturing industry economy, the use amount of rubber and plastic raw materials is larger and larger, and rubber products cannot be separated in all industries such as airplanes, ships, automobiles, small articles for daily use and the like, so that the environmental pollution caused by waste garbage is more and more serious. Therefore, the treatment of black pollution caused by solid materials such as waste tires and waste plastics is not easy.
The thermal cracking process can convert waste rubber and plastic into recyclable industrial raw materials, specifically, a sample (mainly a high molecular compound) can be converted into other substances (mainly a low molecular compound) through heat energy in the thermal cracking treatment, a good solution is found for the treatment of wastes (such as waste tires, waste rubber and the like), a new scheme is provided for resource reduction and energy shortage improvement, and a large amount of basic industrial raw materials and energy sources can be provided.
However, the noncondensable gases in the pyrolysis gas produced by the thermal cracking process often contain sulfides, which corrode the gas storage tanks, thereby causing safety problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the sulphide to foretell thermal cracking process production causes the corruption to the gas holder to lead to the technical problem of safety problem, provide one kind and have simple structure, simple to operate, excellent performance, manufacturing, working costs low, sulphur is efficient, excellent in use effect's old and useless rubber and plastic thermal cracking noncondensable gas desulfurization equipment.
In order to achieve the above object, the utility model discloses a technical scheme be:
the utility model provides a desulfurization device for waste rubber and plastic thermal cracking non-condensable gas, which comprises a desulfurization spray tower and an oxidation regeneration tower, wherein the desulfurization spray tower comprises a first desulfurization spray tower and a second desulfurization spray tower;
the lower end of the first desulfurization spray tower is provided with a first desulfurization spray tower non-condensable gas inlet, the top of the first desulfurization spray tower is provided with a first desulfurization spray tower non-condensable gas outlet, the upper end of the first desulfurization spray tower is provided with a first desulfurization spray tower spray liquid inlet, and the bottom of the first desulfurization spray tower is provided with a first desulfurization spray tower spray liquid outlet;
the lower end of the second desulfurization spray tower is provided with a second desulfurization spray tower non-condensable gas inlet, the top of the second desulfurization spray tower is provided with a second desulfurization spray tower non-condensable gas outlet, the upper end of the second desulfurization spray tower is provided with a second desulfurization spray tower spray liquid inlet, and the bottom of the second desulfurization spray tower is provided with a second desulfurization spray tower spray liquid outlet;
the lower end of the oxidation regeneration tower is provided with an oxidation regeneration tower spray liquid outlet, and the top of the oxidation regeneration tower is provided with an oxidation regeneration tower spray liquid inlet;
the first desulfurization spray tower non-condensable gas outlet is communicated with the second desulfurization spray tower non-condensable gas inlet, the first desulfurization spray tower spray liquid inlet and the second desulfurization spray tower spray liquid inlet are communicated with the oxidation regeneration tower spray liquid outlet, and the first desulfurization spray tower spray liquid outlet and the second desulfurization spray tower spray liquid outlet are communicated with the oxidation regeneration tower spray liquid inlet.
Preferably, the upper part of the oxidation regeneration tower is used for storing spraying liquid, the lower part of the oxidation regeneration tower is used for storing liquid sulfur paste generated by the desulfurization recovery liquid, and the oxidation regeneration tower is further provided with an oxidation regeneration tower liquid sulfur paste outlet used for outputting the liquid sulfur paste.
Preferably, the system also comprises a plate-and-frame filter press communicated with the liquid sulfur paste outlet of the oxidation regeneration tower, and a filter press pump is arranged on a communication pipeline between the plate-and-frame filter press and the liquid sulfur paste outlet of the oxidation regeneration tower.
Preferably, a plurality of spray headers are arranged at the upper ends of the inner parts of the first desulfurization spray tower and the second desulfurization spray tower, and the spray headers are communicated with the spray liquid inlet of the first desulfurization spray tower and the spray liquid inlet of the second desulfurization spray tower.
Preferably, the desulfurization spraying tower further comprises a gas distribution bag communicated with the non-condensable gas inlet of the first desulfurization spraying tower, a pressure sensor is arranged on the gas distribution bag, and a booster fan is arranged on a communication pipeline between the gas distribution bag and the first desulfurization spraying tower.
Preferably, the device also comprises a condensate buffer tank connected with the gas distribution bag.
Preferably, the desulfurization spraying tower further comprises a buffer gas storage tank communicated with the non-condensable gas outlet of the second desulfurization spraying tower, a pressure sensor is arranged on the buffer gas storage tank, and a sewage discharge outlet is formed in the lower portion of the buffer gas storage tank.
Preferably, a spray pump is arranged on a pipeline communicated with the spray liquid outlet of the oxidation regeneration tower, and a reflux pump is arranged on a pipeline communicated with the spray liquid inlet of the first desulfurization spray tower, the spray liquid outlet of the second desulfurization spray tower and the spray liquid inlet of the oxidation regeneration tower.
Preferably, the first desulfurization spray tower and the second desulfurization spray tower are provided with pressure sensors.
Compared with the prior art, the utility model discloses an advantage and beneficial effect lie in:
the utility model provides an old and useless rubber and plastic thermal cracking noncondensable gas sweetener has simple structure, simple to operate, excellent performance, makes, the working costs is low, the sulphur is efficient, excellent in use effect's characteristics, simultaneously, this noncondensable gas sweetener operation is reliable and stable, and no gas leaks outward, but continuous production, energy-concerving and environment-protective, and whole production process can realize the automated production control, accords with energy saving and emission reduction's principle.
Drawings
FIG. 1 is a schematic structural view of the desulfurization equipment for waste rubber-plastic thermal cracking non-condensable gas of the present invention;
in the above figures: 1. a first desulfurization spray tower; 101. a non-condensable gas inlet of the first desulfurization spray tower; 102. A non-condensable gas outlet of the first desulfurization spray tower; 103. a spray liquid inlet of the first desulfurization spray tower; 104. a spray liquid outlet of the first desulfurization spray tower; 2. a second desulfurization spray tower; 201. a non-condensable gas inlet of the second desulfurization spray tower; 202. a non-condensable gas outlet of the second desulfurization spray tower; 203. a spray liquid inlet of the second desulfurization spray tower; 204. a spray liquid outlet of the second desulfurization spray tower; 3. an oxidation regeneration tower; 301. a spray liquid outlet of the oxidation regeneration tower; 302. a spray liquid inlet of the oxidation regeneration tower; 303. an outlet of the oxidation regeneration tower for liquid sulfur paste; 4. a plate-and-frame filter press; 5. a filter-pressing pump; 6. a shower head; 7. a gas distribution bag; 8. a pressure sensor; 9. A booster fan; 10. a condensate buffer tank; 11. caching a gas storage tank; 12. a sewage draining outlet; 13. a spray pump; 14. a reflux pump.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be understood that the terms "upper", "lower", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b): as shown in fig. 1, the present embodiment exemplifies a desulfurization device for thermally cracking non-condensable gas of waste rubber and plastic, which includes a desulfurization spray tower and an oxidation regeneration tower 3, wherein the desulfurization spray tower includes a first desulfurization spray tower 1 and a second desulfurization spray tower 2; the lower end of the first desulfurization spray tower 1 is provided with a first desulfurization spray tower non-condensable gas inlet 101, the top of the first desulfurization spray tower 1 is provided with a first desulfurization spray tower non-condensable gas outlet 102, the upper end of the first desulfurization spray tower 1 is provided with a first desulfurization spray tower spray liquid inlet 103, and the bottom of the first desulfurization spray tower 1 is provided with a first desulfurization spray tower spray liquid outlet 104; a second desulfurization spray tower non-condensable gas inlet 201 is formed in the lower end of the second desulfurization spray tower 2, a second desulfurization spray tower non-condensable gas outlet 202 is formed in the top of the second desulfurization spray tower 2, a second desulfurization spray tower spray liquid inlet 203 is formed in the upper end of the second desulfurization spray tower 2, and a second desulfurization spray tower spray liquid outlet 204 is formed in the bottom of the second desulfurization spray tower 2; the lower end of the oxidation regeneration tower 3 is provided with an oxidation regeneration tower spray outlet 301, and the top of the oxidation regeneration tower 3 is provided with an oxidation regeneration tower spray inlet 302; the first desulfurization spray tower non-condensable gas outlet 102 is communicated with the second desulfurization spray tower non-condensable gas inlet 201, the first desulfurization spray tower spray liquid inlet 103 and the second desulfurization spray tower spray liquid inlet 203 are communicated with the oxidation regeneration tower spray liquid outlet 301, and the first desulfurization spray tower spray liquid outlet 104 and the second desulfurization spray tower spray liquid outlet 204 are communicated with the oxidation regeneration tower spray liquid inlet 302. This noncondensable gas sweetener is through setting up two-stage desulfurization spray column, and eighty percent's sulphide is got rid of in the combustible gas will not congealing in first desulfurization spray column 1, and remaining sulphide is all got rid of through second desulfurization spray column 2, and the desulfurization is efficient, has effectively avoided the corruption of sulphide to the gas holder, has improved the security of equipment. Meanwhile, the noncondensable gas desulfurization equipment has the characteristics of simple structure, convenience in installation, excellent performance and low manufacturing and operating cost, and in addition, the equipment is stable and reliable in operation, has no gas leakage, can be used for continuous production, is energy-saving and environment-friendly, can realize automatic production monitoring in the whole production process, and accords with the principles of energy conservation and emission reduction.
In order to realize the recycling of the sulfide, the upper part of the oxidation regeneration tower 3 is used for storing spray liquid, the lower part of the oxidation regeneration tower 3 is used for storing liquid sulfur paste generated by the desulfurization recovery liquid, and the oxidation regeneration tower 3 is also provided with an oxidation regeneration tower liquid sulfur paste outlet 303 for outputting the liquid sulfur paste. By arranging the oxidation regeneration tower 3, the recycling of sulfide is realized.
Further, the device also comprises a plate-and-frame filter press 4 communicated with the outlet 303 of the liquid sulfur paste of the oxidation regeneration tower, and a filter press pump 5 is arranged on a communicating pipeline between the plate-and-frame filter press 4 and the outlet 303 of the liquid sulfur paste of the oxidation regeneration tower. The plate-and-frame filter press 4 realizes the conversion from liquid sulfur paste to solid sulfur.
In order to improve the removal rate of sulfides, a plurality of spray headers 6 are arranged at the upper ends of the interiors of the first desulfurization spray tower 1 and the second desulfurization spray tower 2, and the spray headers 6 are communicated with a first desulfurization spray tower spray inlet 103 and a second desulfurization spray tower spray inlet 203.
Further, still include the branch gas package 7 with the import 101 intercommunication of first desulfurization spray column noncondensable gas, be equipped with pressure sensor 8 on the branch gas package 7, be equipped with booster fan 9 on the intercommunication pipeline of branch gas package 7 and first desulfurization spray column 1.
In order to realize the buffer storage of the non-condensable gas, a condensate buffer storage tank 10 connected with the gas distribution bag 7 is further included.
In order to realize the buffer storage of the non-condensable gas after desulfurization, the device further comprises a buffer storage gas tank 11 communicated with the non-condensable gas outlet 202 of the second desulfurization spray tower, wherein a pressure sensor 8 is arranged on the buffer storage gas tank 11, and a sewage discharge outlet 12 is arranged at the lower part of the buffer storage gas tank 11.
In order to ensure the conveying pressure of the spray liquid, a spray pump 13 is arranged on a pipeline through which the first desulfurization spray tower spray liquid inlet 103 and the second desulfurization spray tower spray liquid inlet 203 are communicated with the oxidation regeneration tower spray liquid outlet 301, and a reflux pump 14 is arranged on a pipeline through which the first desulfurization spray tower spray liquid outlet 104 and the second desulfurization spray tower spray liquid outlet 204 are communicated with the oxidation regeneration tower spray liquid inlet 302.
In order to facilitate monitoring of the pressure in the desulfurization spray tower, pressure sensors 8 are arranged on the first desulfurization spray tower 1 and the second desulfurization spray tower 2.
The working process of the waste rubber-plastic thermal cracking noncondensable gas desulfurization equipment comprises the following steps:
the non-condensable gas containing sulfide enters a first desulfurization spray tower 1 through a first desulfurization spray tower non-condensable gas inlet 101, the non-condensable gas containing part of sulfide enters a second desulfurization spray tower 2 through a first desulfurization spray tower non-condensable gas outlet 102 and a second desulfurization spray tower non-condensable gas inlet 201 after being subjected to spray treatment, all the residual sulfide is removed through the spray treatment, and the non-condensable gas from which all the sulfide is removed is output through a second desulfurization spray tower non-condensable gas outlet 202; in the process, spray liquid in oxidation regeneration enters a first desulfurization spray tower 1 through an oxidation regeneration tower spray liquid outlet 301 and a first desulfurization spray tower spray liquid inlet 103 to spray the non-condensable gas containing sulfide, and the sprayed spray liquid enters an oxidation regeneration tower 3 through a first desulfurization spray tower spray liquid outlet 104 and an oxidation regeneration tower spray liquid inlet 302; the spray liquid in the oxidation regeneration enters the second desulfurization spray tower 2 through the spray liquid outlet 301 of the oxidation regeneration tower and the spray liquid inlet 203 of the second desulfurization spray tower to carry out spray treatment on the non-condensable gas containing part of sulfide, and the spray liquid after being sprayed enters the oxidation regeneration tower 3 through the spray liquid outlet 204 of the second desulfurization spray tower and the spray liquid inlet 302 of the oxidation regeneration tower.
Claims (9)
1. The utility model provides a waste rubber and plastic thermal cracking noncondensable gas desulfurization equipment, includes desulfurization spray column, its characterized in that: the device also comprises an oxidation regeneration tower (3), wherein the desulfurization spray tower comprises a first desulfurization spray tower (1) and a second desulfurization spray tower (2);
a first desulfurization spray tower non-condensable gas inlet (101) is formed in the lower end of the first desulfurization spray tower (1), a first desulfurization spray tower non-condensable gas outlet (102) is formed in the top of the first desulfurization spray tower (1), a first desulfurization spray tower spray liquid inlet (103) is formed in the upper end of the first desulfurization spray tower (1), and a first desulfurization spray tower spray liquid outlet (104) is formed in the bottom of the first desulfurization spray tower (1);
a second desulfurization spray tower non-condensable gas inlet (201) is formed in the lower end of the second desulfurization spray tower (2), a second desulfurization spray tower non-condensable gas outlet (202) is formed in the top of the second desulfurization spray tower (2), a second desulfurization spray tower spray liquid inlet (203) is formed in the upper end of the second desulfurization spray tower (2), and a second desulfurization spray tower spray liquid outlet (204) is formed in the bottom of the second desulfurization spray tower (2);
the lower end of the oxidation regeneration tower (3) is provided with an oxidation regeneration tower spray liquid outlet (301), and the top of the oxidation regeneration tower (3) is provided with an oxidation regeneration tower spray liquid inlet (302);
the first desulfurization spray tower non-condensable gas outlet (102) is communicated with the second desulfurization spray tower non-condensable gas inlet (201), the first desulfurization spray tower spray liquid inlet (103) and the second desulfurization spray tower spray liquid inlet (203) are communicated with the oxidation regeneration tower spray liquid outlet (301), and the first desulfurization spray tower spray liquid outlet (104) and the second desulfurization spray tower spray liquid outlet (204) are communicated with the oxidation regeneration tower spray liquid inlet (302).
2. The noncondensable gas desulfurization apparatus according to claim 1, characterized in that: the upper part of the oxidation regeneration tower (3) is used for storing spray liquid, the lower part of the oxidation regeneration tower is used for storing liquid sulfur paste generated by the desulfurization recovery liquid, and the oxidation regeneration tower (3) is also provided with an oxidation regeneration tower liquid sulfur paste outlet (303) used for outputting the liquid sulfur paste.
3. The noncondensable gas desulfurization apparatus according to claim 2, characterized in that: the device is characterized by further comprising a plate-and-frame filter press (4) communicated with the oxidation regeneration tower liquid sulfur paste outlet (303), wherein a filter press pump (5) is arranged on a communication pipeline between the plate-and-frame filter press (4) and the oxidation regeneration tower liquid sulfur paste outlet (303).
4. The noncondensable gas desulfurization apparatus according to claim 1, characterized in that: the first desulfurization spray tower (1) and the inside upper end of second desulfurization spray tower (2) are equipped with a plurality of shower heads (6), shower head (6) with first desulfurization spray tower spray liquid import (103), second desulfurization spray tower spray liquid import (203) intercommunication.
5. The noncondensable gas desulfurization apparatus according to claim 1, characterized in that: the device is characterized by further comprising a gas distribution bag (7) communicated with the non-condensable gas inlet (101) of the first desulfurization spray tower, wherein a pressure sensor (8) is arranged on the gas distribution bag (7), and a booster fan (9) is arranged on a communication pipeline of the gas distribution bag (7) and the first desulfurization spray tower (1).
6. The noncondensable gas desulfurization apparatus according to claim 5, characterized in that: the device also comprises a condensate buffer tank (10) connected with the gas distribution bag (7).
7. The noncondensable gas desulfurization apparatus according to claim 1, characterized in that: still include with buffer memory gas holder (11) of second desulfurization spray column noncondensable gas export (202) intercommunication, be equipped with pressure sensor (8) on buffer memory gas holder (11), buffer memory gas holder (11) lower part is equipped with drain (12).
8. The noncondensable gas desulfurization apparatus according to claim 1, characterized in that: the first desulfurization spray tower spray liquid inlet (103) and the second desulfurization spray tower spray liquid inlet (203) are provided with spray pumps (13) on the pipelines communicated with the oxidation regeneration tower spray liquid outlet (301), and the first desulfurization spray tower spray liquid outlet (104) and the second desulfurization spray tower spray liquid outlet (204) are provided with reflux pumps (14) on the pipelines communicated with the oxidation regeneration tower spray liquid inlet (302).
9. The noncondensable gas desulfurization apparatus according to claim 1, characterized in that: and pressure sensors (8) are arranged on the first desulfurization spray tower (1) and the second desulfurization spray tower (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022824127.9U CN214051123U (en) | 2020-11-30 | 2020-11-30 | Waste rubber-plastic thermal cracking non-condensable gas desulfurization equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022824127.9U CN214051123U (en) | 2020-11-30 | 2020-11-30 | Waste rubber-plastic thermal cracking non-condensable gas desulfurization equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214051123U true CN214051123U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022824127.9U Active CN214051123U (en) | 2020-11-30 | 2020-11-30 | Waste rubber-plastic thermal cracking non-condensable gas desulfurization equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214051123U (en) |
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2020
- 2020-11-30 CN CN202022824127.9U patent/CN214051123U/en active Active
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