CN202876580U - Caprolactam exhaust gas/dust recovery system - Google Patents
Caprolactam exhaust gas/dust recovery system Download PDFInfo
- Publication number
- CN202876580U CN202876580U CN 201220499489 CN201220499489U CN202876580U CN 202876580 U CN202876580 U CN 202876580U CN 201220499489 CN201220499489 CN 201220499489 CN 201220499489 U CN201220499489 U CN 201220499489U CN 202876580 U CN202876580 U CN 202876580U
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- caprolactam
- pipeline
- recovery system
- flue gas
- tank
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Abstract
The utility model provides a caprolactam exhaust gas/dust recovery system. The gas inlet of an exhaust gas suction fan is arranged right above a caprolactam charging hopper, while the gas outlet of the exhaust gas suction fan is connected with an air flue; a vertical pipeline is arranged at the other end of the air flue, and extends into a water tank; the bottom of the water tank is connected with a solution circulating conveying pump through a first pipeline; a first valve is arranged on the first pipeline; the outlet of the solution circulating conveying pump is connected to an extraction water jar through a second pipeline; a third pipeline is further connected to a second pipeline; a nozzle is arranged at the free end of the third pipeline, and further arranged in the vertical pipeline; a second valve group is arranged on the section of the second pipeline in the vicinity of the extraction water jar; and a third valve group is arranged on the third pipeline. The caprolactam exhaust gas/dust recovery system is capable of reducing the loss of the raw materials and also capable of preventing caprolactam exhaust gas and dust from polluting the environment.
Description
[technical field]
The utility model relates to a kind of caprolactam flue gas, fume recovery system.
[background technology]
Existing caprolactam exhaust gas dust gathering-device as shown in Figure 1, its course of work is as follows: the solid caprolactam hold bag be fed into hopper 10 ' process in can produce a large amount of caprolactam flue gas and dust of containing, flue gas and dust be located at air exhauster 1 ' suction air channel 2 on hopper 10 ' top ' and send into caprolactam dust collection chamber 3 ' in, in the air channel 2 of caprolactam dust collection chamber 3 ' interior ' outlet be arranged with filter bag 4 ', thereby caprolactam flue gas and dust will be deposited on filter bag 4 ' in collect recycling.
But in the use procedure, filter bag 4 ' often can be taken off by the wind that contains caprolactam flue gas and dust of air exhauster 1 ' produce by boasting, and caprolactam dust collection chamber 3 ' can not make fully airtight, if make fully airtight, then air exhauster 1 ' blast just can not overcome caprolactam dust collection chamber 3 ' air pressure, the so caprolactam flue gas of air exhauster 1 ' just do not have suction hopper 10 ' middle generation and effect of dust; Therefore caprolactam dust collection chamber 3 ' generally make semi-closed state.When filter bag 4 ' after dropping, the wind that contains caprolactam flue gas and dust that blower fan is produced by boasting will along caprolactam dust collection chamber 3 ' the slit run out of, and can't collect.So not only pollute environment but also caused the waste of raw material.
[summary of the invention]
The technical problems to be solved in the utility model is to provide a kind of caprolactam flue gas, fume recovery system, can reduce the loss of raw material, can also prevent that caprolactam flue gas, dust are to environment.
The utility model is achieved in that
A kind of caprolactam flue gas, fume recovery system, described recovery system cooperates a caprolactam cast hopper to use, wherein, described recovery system comprises a tank, that desalted water is housed bleed blower fan, an air channel and a solution circulation delivery pump, the air inlet of the described blower fan of bleeding is arranged on directly over the caprolactam cast hopper, and the gas outlet links to each other with the air channel, and the other end in described air channel is provided with a vertical pipe, and described vertical pipe stretches in the tank; The bottom of described tank links to each other with the solution circulation delivery pump by one first pipeline, be provided with one first valve on described the first pipeline, described solution circulation carries delivery side of pump to link to each other with an extraction water pot by a second pipe, also be connected with one the 3rd pipeline on the described second pipe, the free end of described the 3rd pipeline is provided with a nozzle, and described nozzle also is arranged in the vertical pipe; One section of the close described extraction water pot of described second pipe is provided with one second valve sets, is provided with one the 3rd valve sets on described the 3rd pipeline.
Further, described nozzle is opening up.
Further, described tank is a sealed cistern, and the top of described tank offers a steam vent, and also is provided with a desalted water pipeline.
Further, described recovery system also comprises a control system, and described control system is connected with an interlock, and described interlock links to each other with the first valve, the second valve sets, the 3rd valve sets, bleed blower fan and solution circulation delivery pump respectively.
The utility model has the advantage of:
Caprolactam flue gas, dust are before entering the tank that desalted water is housed, be arranged on the water smoke dissolving that sprays in the shower nozzle of air channel vertical pipe, and the formation water droplet falls into tank again, shower nozzle is opening up simultaneously, opposite with the flow direction of caprolactam flue gas, dust, can farthest atomize, moistening caprolactam flue gas, dust; Blower fan is sent into the air channel so that bleed caprolactam flue gas, dust all are dissolved in and form caprolactam solution in the tank, at last concentration being reached caprolactam solution after the setting value pumps to extraction and reclaims in the water pot, therefore can farthest realize the recovery of caprolactam flue gas, dust, reduce the loss of caprolactam raw material, and prevent that caprolactam flue gas, dust from spilling environment;
The utility model is also controlled whole recovery system by a control system and linkage, realizes automation mechanized operation, can increase work efficiency, reduce error rate, can also greatly save human resources.
[description of drawings]
In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.
The caprolactam exhaust gas dust gathering-device structural representation of Fig. 1 prior art.
Fig. 2 is structural representation of the present utility model.
[specific embodiment]
See also shown in Figure 2ly, embodiment of the present utility model is described in detail.
As shown in Figure 2, a kind of caprolactam flue gas, fume recovery system that the utility model is related, described recovery system cooperates a caprolactam cast hopper 10 to use, wherein, described recovery system comprises a tank 1, that desalted water is housed bleed blower fan 2, an air channel 3 and a solution circulation delivery pump 4, the air inlet 21 of the described blower fan 2 of bleeding is arranged on directly over the caprolactam cast hopper 10, and gas outlet 22 links to each other with air channel 3, the other end in described air channel 3 is provided with a vertical pipe 31, and described vertical pipe 31 stretches in the tank 1; The bottom of described tank 1 links to each other with the import 41 of solution circulation delivery pump 4 by one first pipeline 5, be provided with one first valve 51 on described the first pipeline 5, the outlet 42 of described solution circulation delivery pump 4 links to each other with an extraction water pot 7 by a second pipe 6, also be connected with one the 3rd pipeline 8 on the described second pipe 6, the free end of described the 3rd pipeline 8 is provided with a nozzle 81, and described nozzle 81 also is arranged in the vertical pipe 31; One section of described second pipe 6 close described extraction water pots 7 is provided with one second valve sets 61, is provided with one the 3rd valve sets 82 on described the 3rd pipeline 8.
Described nozzle 81 opening up; Described tank 1 is a sealed cistern, and the top of described tank 1 offers a steam vent 11, and also is provided with a desalted water pipeline 12; Described recovery system also comprises a control system (not shown), described control system (not shown) is connected with an interlock (not shown), and described interlock (not shown) links to each other with the first valve 51, the second valve sets 61, the 3rd valve sets 82, bleed blower fan 2 and solution circulation delivery pump 4 respectively.
Operating process of the present utility model is as follows:
Step 20, then caprolactam cast hopper 10 is begun to feed intake, the blower fan 2 of bleeding simultaneously begins to bleed, caprolactam flue gas, dust enter from the air inlet 21 of the blower fan 2 of bleeding, and 22 send into air channel 3 from the gas outlet, caprolactam flue gas, dust are through vertical pipe 31 time, moistening by the water smoke that shower nozzle 81 sprays, form water droplet and fall in the tank 1;
Step 30, when the caprolactam solution in the tank 1 reaches finite concentration, open the second valve sets 61 and close the 3rd valve sets 82, caprolactam solution in the tank 1 is pumped to second pipe 6 by solution circulation delivery pump 4 via the first pipeline 5, enters at last extraction water pot 7;
Extract complete after, repeat above-mentioned steps 10; In addition, the open and close of the first valve 51, the second valve sets 61, the 3rd valve sets 82, bleed blower fan 2 and solution circulation delivery pump 4 is controlled by interlock by control system in the whole operating process, realizes full-automatic the switching.
The utility model caprolactam flue gas, dust are before entering the tank 1 that desalted water is housed, be arranged on the water smoke dissolving that sprays in the shower nozzle 81 of air channel 3 vertical pipes 31, and the formation water droplet falls into tank 1 again, shower nozzle 81 is opening up simultaneously, opposite with the flow direction of caprolactam flue gas, dust, can farthest atomize, moistening caprolactam flue gas, dust; Blower fan 2 is sent into air channel 3 so that bleed caprolactam flue gas, dust all are dissolved in the tank 1 and form caprolactam solution, at last concentration being reached caprolactam solution after the setting value pumps to extraction and reclaims in the water pot 7, therefore can farthest realize the recovery of caprolactam flue gas, dust, reduce the loss of caprolactam raw material, and prevent that caprolactam flue gas, dust from spilling environment;
The utility model is also controlled whole recovery system by a control system and linkage, realizes automation mechanized operation, can increase work efficiency, reduce error rate, can also greatly save human resources.
Although more than described the specific embodiment of the present utility model; but being familiar with those skilled in the art is to be understood that; our described specific embodiment is illustrative; rather than for the restriction to scope of the present utility model; those of ordinary skill in the art are in modification and the variation of the equivalence of doing according to spirit of the present utility model, all should be encompassed in the scope that claim of the present utility model protects.
Claims (4)
1. a caprolactam flue gas, fume recovery system, described recovery system cooperates a caprolactam cast hopper to use, it is characterized in that: described recovery system comprises a tank, that desalted water is housed bleed blower fan, an air channel and a solution circulation delivery pump, the air inlet of the described blower fan of bleeding is arranged on directly over the caprolactam cast hopper, and the gas outlet links to each other with the air channel, the other end in described air channel is provided with a vertical pipe, and described vertical pipe stretches in the tank; The bottom of described tank links to each other with the solution circulation delivery pump by one first pipeline, be provided with one first valve on described the first pipeline, described solution circulation carries delivery side of pump to link to each other with an extraction water pot by a second pipe, also be connected with one the 3rd pipeline on the described second pipe, the free end of described the 3rd pipeline is provided with a nozzle, and described nozzle also is arranged in the vertical pipe; One section of the close described extraction water pot of described second pipe is provided with one second valve sets, is provided with one the 3rd valve sets on described the 3rd pipeline.
2. a kind of caprolactam flue gas as claimed in claim 1, fume recovery system is characterized in that: described nozzle opening up.
3. a kind of caprolactam flue gas as claimed in claim 1 or 2, fume recovery system, it is characterized in that: described tank is a sealed cistern, and the top of described tank offers a steam vent, and also is provided with a desalted water pipeline.
4. a kind of caprolactam flue gas as claimed in claim 3, fume recovery system, it is characterized in that: described recovery system also comprises a control system, described control system is connected with an interlock, and described interlock links to each other with the first valve, the second valve sets, the 3rd valve sets, bleed blower fan and solution circulation delivery pump respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499489 CN202876580U (en) | 2012-09-28 | 2012-09-28 | Caprolactam exhaust gas/dust recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220499489 CN202876580U (en) | 2012-09-28 | 2012-09-28 | Caprolactam exhaust gas/dust recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202876580U true CN202876580U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220499489 Expired - Fee Related CN202876580U (en) | 2012-09-28 | 2012-09-28 | Caprolactam exhaust gas/dust recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202876580U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405992A (en) * | 2013-07-25 | 2013-11-27 | 江苏海阳化纤有限公司 | Apparatus used for processing calcining flue gas of chinlon-6 spinning assembly |
| CN105498405A (en) * | 2015-12-08 | 2016-04-20 | 武汉钢铁(集团)公司 | Ammonium sulfate tail gas dedusting technology and device |
| CN105617837A (en) * | 2014-11-04 | 2016-06-01 | 中国石油化工股份有限公司 | Treatment system and treatment method of acid waste gas in caprolactam production process |
-
2012
- 2012-09-28 CN CN 201220499489 patent/CN202876580U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405992A (en) * | 2013-07-25 | 2013-11-27 | 江苏海阳化纤有限公司 | Apparatus used for processing calcining flue gas of chinlon-6 spinning assembly |
| CN105617837A (en) * | 2014-11-04 | 2016-06-01 | 中国石油化工股份有限公司 | Treatment system and treatment method of acid waste gas in caprolactam production process |
| CN105498405A (en) * | 2015-12-08 | 2016-04-20 | 武汉钢铁(集团)公司 | Ammonium sulfate tail gas dedusting technology and device |
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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 |
Granted publication date: 20130417 Termination date: 20150928 |
|
| EXPY | Termination of patent right or utility model |