CN114797355A - Cold rolling five-stand rolling mill oil mist treatment system - Google Patents
Cold rolling five-stand rolling mill oil mist treatment system Download PDFInfo
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- CN114797355A CN114797355A CN202210491204.4A CN202210491204A CN114797355A CN 114797355 A CN114797355 A CN 114797355A CN 202210491204 A CN202210491204 A CN 202210491204A CN 114797355 A CN114797355 A CN 114797355A
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- pond
- oil mist
- rolling mill
- spray
- water tank
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- 239000003595 mist Substances 0.000 title claims abstract description 33
- 238000005097 cold rolling Methods 0.000 title claims abstract description 30
- 238000005096 rolling process Methods 0.000 title claims abstract description 30
- 239000007921 spray Substances 0.000 claims abstract description 55
- 238000005406 washing Methods 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 230000006698 induction Effects 0.000 claims abstract description 8
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 73
- 239000010865 sewage Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 8
- 239000002351 wastewater Substances 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 57
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 239000010734 process oil Substances 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 7
- 238000005192 partition Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model provides a five frame rolling mill oil mist processing system of cold rolling, relates to the oil mist field of handling. This five frame rolling mill oil mist processing system of cold rolling is including covering the last sealed cowling and the lower sealed cowling of locating five frame rolling mill tops and below of cold rolling respectively, be equipped with the spray washing separation chamber that can dismantle the filter screen in, pond and sump oil pond, the pond is kept apart into circulation pond and sump oil through the baffle, go up the sealed cowling and be equipped with a plurality of induction ports respectively with lower sealed cowling, spray washing separation chamber one end is passed through the breathing pipe and is communicated with each induction port, the other end is connected with the droplet separator, the droplet separator is respectively through wet return and oil drain pipe intercommunication circulation pond and sump oil pond, the droplet separator still is connected with at least one air pump through the blast pipe. The application provides a five frame rolling mill oil mist processing system of cold rolling can high efficiency recovery processing cold-rolled strip steel production in-process oil mist, and effectual protection staff's is healthy and avoids the polluted environment.
Description
Technical Field
The application relates to the field of oil mist treatment, in particular to an oil mist treatment system of a cold rolling five-stand rolling mill.
Background
The five-stand cold-rolling mill is an important device on a cold-rolled strip steel production line, the requirements of the market on strip quality are increasingly strict along with the continuous development of the cold-rolled strip steel production technology, and in the cold-rolled production process, in order to ensure the surface quality of a cold-rolled strip steel product, a large amount of emulsion must be sprayed on a roll gap and the surface of a steel plate for cooling and lubricating, so that a large amount of oil mist with high concentration is easily generated in the cold-rolled strip steel production rolling process, and the oil mist not only influences the health of operators, but also pollutes the environment.
Therefore, an oil mist treatment system is needed for treating oil mist generated in the production process of the cold rolling five-stand rolling mill.
Disclosure of Invention
The application aims to provide an oil mist treatment system of a five-stand rolling mill for cold rolling, which can quickly and efficiently recover and treat oil mist in the production process of cold-rolled strip steel, effectively protect the health of workers and avoid environmental pollution.
The embodiment of the application is realized as follows:
the application embodiment provides a five frame rolling mill oil mist processing system of cold rolling, it is including covering the last sealed cowling and the lower sealed cowling of locating five frame rolling mill tops and below of cold rolling respectively, be equipped with the spray washing separation chamber that can dismantle the filter screen in, pond and sump oil pond, the pond is kept apart into circulation pond and sump oil through the baffle, go up the sealed cowling and be equipped with a plurality of induction ports respectively with lower sealed cowling, spray washing separation chamber one end is passed through the breathing pipe and is communicated with each induction port, the other end is connected with the droplet separator, the droplet separator is respectively through wet return and oil drain pipe intercommunication circulation pond and sump oil pond, the droplet separator still is connected with at least one air pump through the blast pipe.
In some optional embodiments, a plurality of spray heads for spraying and washing the filter screen are arranged in the spray washing separation chamber, the spray heads are connected with at least one spray pump through pipelines, and the spray pumps are connected with a filter through pipelines extending into the bottom of the circulating water tank.
In some alternative embodiments, the line between the spray pump and the filter is provided with a first control valve.
In some alternative embodiments, the bottom of the spray wash separation chamber is in communication with the circulating water sump via a line provided with a second control valve.
In some optional embodiments, the system further comprises a water source connected with the circulating water tank through a pipeline, a third control valve and a ball float valve are sequentially arranged on the pipeline between the water source and the circulating water tank, and the ball float valve is used for communicating the water replenishing into the circulating water tank when the liquid level of the circulating water tank is lower than that of the sewage tank.
In some alternative embodiments, the bottom parts of the circulating water tank and the sewage tank are respectively communicated with a waste water conveying pump through a pipeline provided with a fourth control valve.
In some optional embodiments, the spray pump is connected with a dirty oil spray head through a pipeline provided with a fifth control valve, and the dirty oil spray head is used for pushing dirty oil on the water surface of the circulating water tank to the direction of the dirty water tank.
The beneficial effect of this application is: the application provides a five frame rolling mill oil mist processing system of cold rolling locates last sealed cowling and lower sealed cowling of five frame rolling mill tops and below including covering respectively, be equipped with the spray washing separator chamber that can dismantle the filter screen in, pond and sump oil pond, the pond is kept apart into circulation pond and sump oil through the baffle, it is equipped with a plurality of induction ports respectively with lower sealed cowling to go up the sealed cowling, the intake pipe is passed through with each induction port intercommunication to spray washing separator chamber one end, the other end is connected with the droplet separator, the droplet separator is respectively through wet return and oil extraction pipe intercommunication circulation pond and sump oil pond, the droplet separator still is connected with at least one air pump through the blast pipe. The application provides a five frame rolling mill oil mist processing system of cold rolling can high efficiency recovery processing cold-rolled strip steel production in-process oil mist, and effectual protection staff's is healthy and avoids the polluted environment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of an oil mist treatment system of a cold rolling five-stand rolling mill provided in an embodiment of the present application.
In the figure: 100. cold rolling with five-stand rolling mill; 110. an upper sealing cover; 120. a lower seal cap; 130. a spray wash separation chamber; 131. a filter screen; 140. a pool; 150. a dirty oil pool; 160. a partition plate; 170. a circulating water tank; 180. a sewage tank; 190. an air suction port; 200. an air intake duct; 210. a droplet separator; 220. a water return pipe; 221. a water return valve; 230. an oil discharge pipe; 231. an oil discharge valve; 240. an exhaust pipe; 241. an exhaust valve; 250. an exhaust pump; 260. a shower head; 270. a spray pump; 280. a filter; 290. a first control valve; 300. a second control valve; 310. a water source; 320. a third control valve; 330. a float valve; 340. a fourth control valve; 350. a wastewater delivery pump; 360. a fifth control valve; 370. a dirty oil spray head; 380. and (6) a filter cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically 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 application can be understood in a specific case by those of ordinary skill in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The features and performance of the cold rolling five-stand mill oil mist treatment system of the present application will be described in further detail with reference to the following examples.
As shown in fig. 1, the present embodiment provides an oil mist treatment system for a cold rolling five-stand rolling mill, which includes an upper sealing cover 110 and a lower sealing cover 120 respectively covering the upper part and the lower part of a cold rolling five-stand rolling mill 100, a spray washing separation chamber 130 with a filter screen 131 therein, a water tank 140 and a waste oil tank 150, wherein the water tank 140 is separated into a circulation water tank 170 and a waste water tank 180 by a partition 160, the bottom wall of the upper sealing cover 110 is provided with 6 air inlets 190, the top wall of the lower sealing cover 120 is provided with 4 air inlets 190, one end of the spray washing separation chamber 130 is communicated with each air inlet 190 through an air suction pipe 200, the other end of the spray washing separation chamber 130 is connected with a droplet separator 210 through a pipeline, the droplet separator 210 is respectively communicated with the circulation water tank 170 and the waste oil tank 150 through a water return pipe 220 and an oil discharge pipe 230, the water return pipe 220 and the oil discharge pipe 230 are respectively provided with a water return valve 221 and an oil discharge valve 231, the droplet separator 210 is further connected with two exhaust pumps 250 through an exhaust pipe 240, exhaust valves 241 are provided on the exhaust pipes 240 between the droplet separator 210 and the exhaust pump 250, respectively. The spray washing separation chamber 130 is internally provided with 5 spray heads 260 for spraying and washing the filter screen 131, the 5 spray heads 260 are connected with 2 spray pumps 270 through pipelines, each spray pump 270 is connected with a filter 280 through a pipeline extending into the bottom of the circulating water tank 170, and a first control valve 290 is arranged on a pipeline between each spray pump 270 and the corresponding filter 280. The bottom of the spray washing separation chamber 130 is communicated with the circulation tank 170 through a pipe provided with a second control valve 300. The circulating water tank 170 is connected with a water source 310 through a pipeline, a third control valve 320 and a ball float valve 330 are sequentially arranged on the pipeline between the water source 310 and the circulating water tank 170, and the ball float valve 330 is used for communicating the pipeline to replenish water into the circulating water tank 170 when the liquid level of the circulating water tank 170 is lower than that of the sewage tank 180; the bottoms of the circulating water tank 170 and the sewage tank 180 are respectively communicated with a wastewater delivery pump 350 through pipelines which are sequentially provided with a fourth control valve 340 and a filter cover 380. The spray pump 270 is connected with a dirty oil spray head 370 through a pipeline provided with a fifth control valve 360, and the dirty oil spray head 370 is used for pushing dirty oil on the water surface of the circulating water tank 170 to the dirty water tank 180.
The working principle of the cold rolling five-rack rolling mill oil mist treatment system provided by the embodiment of the application is as follows: the cold rolling five-stand rolling mill 100 is sealed by the upper sealing cover 110 and the lower sealing cover 120 which are covered above and below the cold rolling five-stand rolling mill 100, so that oil mist is prevented from dispersing during operation of the cold rolling five-stand rolling mill 100, meanwhile, the oil mist is sucked into the air suction pipe 200 through each air suction port 190 by utilizing the suction action of the exhaust pump 250 and is introduced into the spray washing separation chamber 130, the oil mist entering the spray washing separation chamber 130 is filtered by the filter screen 131 and then enters the liquid drop separator 210 for separation, the separated oil liquid is introduced into the dirty oil pool 150 through the oil discharge pipe 230 for storage, the separated water is introduced into the circulating water pool 170 through the water return pipe 220 for storage, and the purified air is discharged into the atmosphere after passing through the exhaust pipe 240, the exhaust valve 241 and the exhaust pump 250.
The operator can also use the spray pump 270 to filter the water in the circulating water tank 170 through the filter 280 and then introduce the water into the spray header 260 to spray and flush the filter screen 131, and the water after spray flushing flows back into the circulating water tank 170 through the pipeline with the second control valve 300 at the bottom of the spray washing separation chamber 130 to be stored.
The circulating water tank 170 is connected with a water source 310 through a pipeline, an operator can introduce water in the water source 310 into the circulating water tank 170 through a third control valve 320 and a ball float valve 330, and supplement water into the circulating water tank 170 through the ball float valve 330, so that the liquid level in the circulating water tank 170 is higher than the liquid level in the sewage tank 180, and it is ensured that oil on the liquid level in the circulating water tank 170 flows into the sewage tank 180 to be stored, the spray pump 270 is connected with a dirty oil spray head 370 through a pipeline provided with a fifth control valve 360, and the spray pump 270 can introduce water into the dirty oil spray head 370 to push dirty oil on the water level of the circulating water tank 170 to the direction of the sewage tank 180. The bottoms of the circulating water tank 170 and the sewage tank 180 are respectively communicated with a wastewater delivery pump 350 through pipelines which are sequentially provided with a fourth control valve 340 and a filter cover 380, and an operator can utilize the wastewater delivery pump 350 to filter the water at the bottoms of the circulating water tank 170 and the sewage tank 180 through the filter cover 380 and then deliver the water to a wastewater treatment plant or a wastewater treatment workshop for treatment.
The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Claims (7)
1. The utility model provides a five frame rolling mill oil mist processing system of cold rolling, its characterized in that, it is equipped with spray washing separator, pond and the dirty oil pond that can dismantle the filter screen including covering the last sealed cowling and the lower sealed cowling of locating five frame rolling mill tops and below respectively, in, the pond passes through the baffle and keeps apart into circulation pond and dirty oil pond, go up the sealed cowling with the sealed cowling is equipped with a plurality of induction ports respectively down, spray washing separator one end is passed through breathing pipe and each the induction port intercommunication, the other end is connected with the droplet separator, the droplet separator communicates through wet return and oil extraction pipe respectively the circulation pond with the dirty oil pond, the droplet separator still is connected with at least one air pump through the blast pipe.
2. The cold rolling five-stand rolling mill oil mist treatment system as claimed in claim 1, wherein a plurality of spray heads for spraying and flushing the filter screen are arranged in the spray washing separation chamber, at least one spray pump is connected with the spray heads through pipelines, and a filter is connected with the spray pumps through pipelines extending into the bottom of the circulating water tank.
3. The cold rolling five stand mill oil mist treatment system as set forth in claim 2, wherein a first control valve is provided in a line between said spray pump and said filter.
4. The cold rolling five stand rolling mill oil mist treatment system as set forth in claim 1, wherein a bottom of the spray washing separation chamber is communicated with the circulation water tank through a pipe provided with a second control valve.
5. The cold rolling five-stand rolling mill oil mist treatment system as claimed in claim 1, further comprising a water source connected with the circulating water tank through a pipeline, wherein a third control valve and a ball float valve are sequentially arranged on the pipeline between the water source and the circulating water tank, and the ball float valve is used for communicating the water replenishing into the circulating water tank when the liquid level of the circulating water tank is lower than that of the sewage tank.
6. The cold rolling five-stand rolling mill oil mist treatment system as claimed in claim 4, wherein the bottom of the circulating water tank and the bottom of the sewage tank are respectively communicated with a waste water delivery pump through a pipeline provided with a fourth control valve.
7. The cold rolling five-stand rolling mill oil mist treatment system according to claim 2, wherein the spray pump is connected with a dirty oil spray head through a pipeline provided with a fifth control valve, and the dirty oil spray head is used for pushing dirty oil on the water surface of the circulating water tank to the dirty water tank direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210491204.4A CN114797355A (en) | 2022-05-07 | 2022-05-07 | Cold rolling five-stand rolling mill oil mist treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210491204.4A CN114797355A (en) | 2022-05-07 | 2022-05-07 | Cold rolling five-stand rolling mill oil mist treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114797355A true CN114797355A (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210491204.4A Pending CN114797355A (en) | 2022-05-07 | 2022-05-07 | Cold rolling five-stand rolling mill oil mist treatment system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205461618U (en) * | 2016-03-27 | 2016-08-17 | 辽宁华福实业股份有限公司 | Printing and dyeing forming machine waste gas treatment equipment |
| CN107349738A (en) * | 2017-09-05 | 2017-11-17 | 袁旭华 | A kind of integral type oil-containing emission-control equipment |
| CN210434122U (en) * | 2019-07-08 | 2020-05-01 | 宝钢德盛不锈钢有限公司 | Device for collecting, purifying and recycling rolling oil mist of rolling mill |
| CN211635598U (en) * | 2019-12-16 | 2020-10-09 | 中冶南方工程技术有限公司 | Oil mist filtering device for mist discharge of rolling mill |
| CN213556193U (en) * | 2020-11-03 | 2021-06-29 | 河南恒通新材料有限公司 | Smoke treatment device of cold rolling mill |
-
2022
- 2022-05-07 CN CN202210491204.4A patent/CN114797355A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205461618U (en) * | 2016-03-27 | 2016-08-17 | 辽宁华福实业股份有限公司 | Printing and dyeing forming machine waste gas treatment equipment |
| CN107349738A (en) * | 2017-09-05 | 2017-11-17 | 袁旭华 | A kind of integral type oil-containing emission-control equipment |
| CN210434122U (en) * | 2019-07-08 | 2020-05-01 | 宝钢德盛不锈钢有限公司 | Device for collecting, purifying and recycling rolling oil mist of rolling mill |
| CN211635598U (en) * | 2019-12-16 | 2020-10-09 | 中冶南方工程技术有限公司 | Oil mist filtering device for mist discharge of rolling mill |
| CN213556193U (en) * | 2020-11-03 | 2021-06-29 | 河南恒通新材料有限公司 | Smoke treatment device of cold rolling mill |
Non-Patent Citations (1)
| Title |
|---|
| 肖利萍: "常见水处理工艺及运行控制", 31 July 2008, 辽宁大学出版社, pages: 191 - 192 * |
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