CN220355127U - Steel mill waste thin oil filtering and precipitating device - Google Patents
Steel mill waste thin oil filtering and precipitating device Download PDFInfo
- Publication number
- CN220355127U CN220355127U CN202321833697.1U CN202321833697U CN220355127U CN 220355127 U CN220355127 U CN 220355127U CN 202321833697 U CN202321833697 U CN 202321833697U CN 220355127 U CN220355127 U CN 220355127U
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- oil
- tank body
- filter
- waste thin
- steel mill
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- 239000002699 waste material Substances 0.000 title claims abstract description 56
- 238000001914 filtration Methods 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 27
- 239000010959 steel Substances 0.000 title claims abstract description 27
- 230000001376 precipitating effect Effects 0.000 title claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- 230000001050 lubricating effect Effects 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 238000001556 precipitation Methods 0.000 claims 1
- 238000005461 lubrication Methods 0.000 abstract description 9
- 238000004064 recycling Methods 0.000 abstract description 4
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000945 filler Substances 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 6
- 238000011282 treatment Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000011418 maintenance treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The utility model discloses a steel mill waste thin oil filtering and precipitating device, which comprises: the oil tank body is provided with an oil injection groove, a first filter is arranged in the oil injection groove, the oil return pipeline is communicated with the oil tank body to form a loop, an outlet of the oil return pipeline is communicated with the oil injection groove, and a lubricating pump and a second filter are arranged on the oil return pipeline. The waste thin oil is filtered and precipitated, and the treated oil product has cleanliness and can be used for equipment with low lubrication requirement, so that the recycling of the waste thin oil is realized.
Description
Technical Field
The utility model relates to the field of steel production, in particular to a waste thin oil filtering and precipitating device for a steel mill.
Background
Steel rolling production process equipment is provided with a plurality of thin oil lubrication stations and hydraulic stations, and a large amount of waste thin oil is generated in production, for example: 1) When the equipment has leakage faults, leaked oil can be collected, but because the collected thin oil is often adhered with a large amount of dust or iron scales, the collected waste thin oil can only be recovered by a plurality of professional oil treatment factories, so that the production cost is wasted; 2) When the maintenance operation is carried out on the lubrication station and the hydraulic station, the oil in the pipeline is often required to be drained, and the oil cannot be recycled due to the contact of the oil and the air, so that maintenance waste thin oil is generated; 3) Because the equipment runs for a long time, the sealing of each joint of the pipeline is easy to age, oil leaks, and the maintenance treatment cannot be carried out in the 1 st time, and the oil can only be collected through the oil receiving box, so that waste thin oil is generated. The long-time accumulated waste thin oil can only be recycled by a professional waste thin oil treatment manufacturer in a payment mode, so that the waste thin oil cannot be reused in the steel rolling process, and the cost is wasted.
Disclosure of Invention
The utility model aims to provide a filtering and precipitating device for waste thin oil in a steel mill, which is used for filtering and precipitating the waste thin oil, and the cleanliness of the treated oil can be used for equipment with low lubrication requirements, so that the recycling of the waste thin oil is realized.
A steel mill waste thin oil filtering and precipitating device, comprising: the oil tank body is provided with an oil injection groove, a first filter is arranged in the oil injection groove, the oil return pipeline is communicated with the oil tank body to form a loop, an outlet of the oil return pipeline is communicated with the oil injection groove, and a lubricating pump and a second filter are arranged on the oil return pipeline.
In one embodiment, a drain outlet is formed in the bottom of the oil tank body.
In one embodiment, the side surface of the oil tank body is provided with a manhole.
In one embodiment, an air filter is provided at the top of the tank body.
In one embodiment, the tank body is further provided with a level gauge.
In one embodiment, a partition plate is arranged in the oil injection groove, the partition plate divides the oil injection groove into an oil return chamber and an oil filling chamber, at least two first filters are arranged in the oil return chamber and the oil filling chamber, and the oil return pipeline is communicated with the oil return chamber.
In one embodiment, the oil filler channel is provided at the top of the oil tank body.
In one embodiment, the oil tank body is further provided with a cover body, and the cover body covers the oil injection groove.
In one embodiment, the oil return pipeline is provided with an oil outlet pipe, the oil outlet pipe is communicated with the downstream of the filter, the oil outlet pipe is provided with a first butterfly valve, and a second butterfly valve is arranged before the oil injection groove.
In one embodiment, the first filter comprises a magnetic filter and a filter screen disposed on the magnetic filter.
Compared with the prior art, the steel mill waste thin oil filtering and precipitating device has the advantages that:
1. the utility model can circularly filter the particles in the waste thin oil, and the NAS grade of the oil product can be ensured to be within 10 grades; the recycling of waste thin oil generated in the steel rolling process is realized, and the treatment cost of the outward payment oil is reduced.
2. The oil return chamber and the oil filling chamber are designed to be close together, the oil return chamber and the oil filling chamber are both provided with the first filter, the operation requirement for adding the collected waste thin oil into the oil filling chamber is low, and even if newly added waste thin oil falls into the oil return chamber, the newly added waste thin oil can enter the oil tank body only through the first filter, and the waste thin oil collected by general tools such as shovels, hoppers, basins and barrels on production sites can be conveniently added into the oil tank body.
3. The utility model only needs one lubricating pump to realize the circulating filtration of oil products and the extraction of the oil products in the oil tank body, and has convenient and simple operation.
The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the whole structure of a device for filtering and precipitating waste thin oil in a steel mill according to an embodiment of the utility model;
fig. 2 is a schematic diagram of a partial structure of a filtering and precipitating device for waste thin oil in a steel mill according to an embodiment of the present utility model.
The oil tank comprises a base plate 1, a liquid level meter 2, a liquid level meter 3, an oil tank body 4, an oil return pipeline 5, a second filter 6, a lubricating pump 7, a motor 8, an air filter 9, a first filter 10, an oil injection groove 11, a partition plate 12, an oil return chamber 13, an oil adding chamber 14, a cover body 15, a first butterfly valve 16, a second butterfly valve 17, an oil outlet pipe 18, a manhole 19 and a drain outlet.
Detailed Description
Embodiments of the present utility model will now be described with reference to the accompanying drawings.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
1-2, the device for filtering and precipitating the waste thin oil in the steel mill comprises: the oil tank body 3, return line 4, the inside cavity of oil tank body 3 is used for storing the oil, and the oil filler neck 10 communicates with the cavity of oil tank body 3. The oil tank body 3 is equipped with the oil filler groove 10, is equipped with first filter 9 in the oil filler groove 10, returns oil line 4 and oil tank body 3 intercommunication and forms the return circuit, returns oil line 4's export and oil filler groove 10 intercommunication, returns oil line 4 and is equipped with lubrication pump 6, second filter 5.
In this embodiment, a bottom plate 1 is further provided, and the oil tank body 3, the lubrication pump 6, and the second filter 5 are mounted on the bottom plate 1. The base plate 1 is also provided with a motor 7, the motor 7 is connected with the lubricating pump 6, and the motor 7 is used for providing power for the lubricating pump 6. A lubrication pump 6 is provided upstream of the second filter 5.
The oil product in the oil tank body 3 is pumped by the lubricating pump 6 and circularly filtered between the oil return pipeline 4 and the oil tank body 3, the oil product is pumped out of the oil tank body 3, sequentially passes through the lubricating pump 6 and the second filter 5, enters the oil injection groove 10, flows through the first filter 9 and then returns to the oil tank body 3, and circulates the process, the waste thin oil is filtered through the two stages of the first filter 9 and the second filter 5 in the process, the particulate matters in the waste thin oil are filtered, and the NAS grade of the oil product can be ensured to be within 10 stages; the method can realize the recycling of the waste thin oil generated in the steel rolling process, reduce the treatment cost of externally paid waste thin oil, and save the use cost of thin oil.
The separator 11 is arranged in the oil filling tank 10, the separator 11 divides the oil filling tank 10 into an oil return chamber 12 and an oil filling chamber 13, at least two first filters 9 are arranged in the oil return chamber 12 and the oil filling chamber 13, the first filters 9 are arranged in the oil return chamber 12, in this embodiment, 3 first filters 9 are arranged in the oil return chamber 12, and 3 first filters 9 are arranged in the oil filling chamber 13. Increasing the flow flux. The oil return line 4 communicates with the oil return chamber 12. The oil adding chamber 13 is used for adding new waste thin oil, the waste thin oil added into the oil adding chamber 13 is not subjected to circulating filtration, usually more impurities, the oil returning pipeline 4 sends the oil after circulating filtration into the oil returning chamber 12, usually less impurities, the first filter 9 of the oil returning chamber 12 and the first filter 9 in the oil adding chamber 13 bear different filtering working conditions, and the first filter 9 of the oil returning chamber 12 and the first filter 9 in the oil adding chamber 13 can be set to different filtering grades. The oil return chamber 12 and the oil filling chamber 13 are respectively provided with the first filter 9, so that the first filter 9 in the oil return chamber 12 or the oil filling chamber 13 can be independently replaced, and the maintenance cost is reduced.
Because the oil return chamber 12 and the oil filling chamber 13 are close together, and the oil return chamber 12 and the oil filling chamber 13 are both provided with the first filter 9, the operation requirement for adding the collected waste thin oil into the oil filling chamber 13 is not high, even if newly added waste thin oil falls into the oil return chamber 12, the newly added waste thin oil can enter the oil tank body 3 only through the first filter 9, and the waste thin oil collected by general tools such as shovels, hoppers, basins, barrels and the like on production sites can be conveniently added into the oil tank body 3.
The first filter 9 comprises a magnetic filter and a filter screen provided on the magnetic filter. The filter screen can filter sundries in the waste thin oil, and the waste thin oil is subjected to coarse filtration; the magnetic filter adsorbs iron substances in the waste thin oil, meanwhile, in the embodiment, a 10 μm filter element is arranged in the second filter 5, and the first filter 9 in the oil return chamber 12 is arranged to have a filtering grade of oil within a NAS grade of 10. The method can effectively filter the oil product in the waste thin oil, the NAS grade of the cleanliness of the filtered waste thin oil is within 10 grades, the waste thin oil produced in the steel rolling process is recycled, and the treatment cost of the outward payment oil is reduced. For example, the waste thin oil after being filtered and precipitated by the utility model can be used for an oil-gas lubrication system in a steel rolling process, so that the new oil usage amount of the oil-gas lubrication system is reduced, i.e. the production cost is reduced.
The oil filler tank 10 is provided at the top of the oil tank body 3. The addition of waste thin oil from the oil injection groove 10 is facilitated. The oil tank body 3 is also provided with a cover 14, and the cover 14 is covered on the oil injection groove 10. The cover 14 is opened, new waste thin oil can be added into the oiling chamber 13, and after oiling is finished, the cover 14 is covered, so that oil gas is prevented from being scattered.
The bottom of the oil tank body 3 is provided with a drain 19. The drain 19 is mainly for periodically draining the sludge and water precipitated in the oil tank.
The side of the oil tank body 3 is provided with a manhole 18. The manhole 18 is used mainly for periodic cleaning of the oil tank to facilitate access of the service personnel.
The top of the tank body 3 is provided with an air filter 8. The air filter 8 can prevent the vacuum from forming in the oil tank body 3, and prevent the particle dust in the air from entering the oil tank body 3 to pollute the oil product.
The oil tank body 3 is also provided with a liquid level meter 2. The liquid level in the oil tank body 3 is observed at any time through the liquid level meter 2, so that the overflow of oil due to too full is avoided.
The return line 4 is provided with an outlet line 17, the outlet line 17 being connected downstream of the filter, the outlet line 17 being provided with a first butterfly valve 15, the return line 4 being provided with a second butterfly valve 16 before the oil injection groove 10. When normal circulation filtering is performed, the first butterfly valve 15 is closed, and the second butterfly valve 16 is opened; when oil is required to be taken, the second butterfly valve 16 is closed, the first butterfly valve 15 is opened, the oil in the oil tank body 3 is pumped out from the oil outlet pipe 17 under the pump pressure of the lubricating pump 6, and the sent filtered oil can be used for occasions with low requirements on the oil, so that the cost is saved. The utility model only needs one lubricating pump to realize the circulating filtration of oil products and the extraction of the oil products in the oil tank body, and has convenient and simple operation.
The utility model has been described in connection with the preferred embodiments, but the utility model is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the utility model.
Claims (10)
1. The utility model provides a steel mill waste thin oil filters precipitation device which characterized in that includes: the oil tank body is provided with an oil injection groove, a first filter is arranged in the oil injection groove, the oil return pipeline is communicated with the oil tank body to form a loop, an outlet of the oil return pipeline is communicated with the oil injection groove, and a lubricating pump and a second filter are arranged on the oil return pipeline.
2. The steel mill waste thin oil filtering and precipitating device according to claim 1, wherein a drain outlet is formed in the bottom of the oil tank body.
3. The steel mill waste thin oil filtering and precipitating device according to claim 1, wherein the side surface of the oil tank body is provided with a manhole.
4. The steel mill waste thin oil filtering and precipitating device according to claim 1, wherein an air filter is arranged at the top of the oil tank body.
5. The steel mill waste thin oil filtering and precipitating device according to claim 1, wherein the oil tank body is further provided with a liquid level meter.
6. The steel mill waste thin oil filtering and precipitating device according to claim 1, wherein a partition plate is arranged in the oil injection groove, the partition plate divides the oil injection groove into an oil return chamber and an oil filling chamber, the number of the first filters is at least two, the oil return chamber and the oil filling chamber are both provided with the first filters, and the oil return pipeline is communicated with the oil return chamber.
7. The steel mill waste thin oil filtering and precipitating device according to claim 6, wherein the oil injection groove is formed in the top of the oil tank body.
8. The steel mill waste thin oil filtering and precipitating device according to claim 7, wherein the oil tank body is further provided with a cover body, and the cover body is covered on the oil injection groove.
9. A steel mill waste thin oil filtering and precipitating device according to any one of claims 1 to 8, wherein the oil return pipeline is provided with an oil outlet pipe, the oil outlet pipe is communicated with the downstream of the filter, the oil outlet pipe is provided with a first butterfly valve, and the oil injection groove is provided with a second butterfly valve.
10. A steel mill waste thin oil filtering and precipitating device according to any one of claims 1 to 8, wherein the first filter comprises a magnetic filter and a filter screen arranged on the magnetic filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321833697.1U CN220355127U (en) | 2023-07-12 | 2023-07-12 | Steel mill waste thin oil filtering and precipitating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321833697.1U CN220355127U (en) | 2023-07-12 | 2023-07-12 | Steel mill waste thin oil filtering and precipitating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220355127U true CN220355127U (en) | 2024-01-16 |
Family
ID=89479154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321833697.1U Active CN220355127U (en) | 2023-07-12 | 2023-07-12 | Steel mill waste thin oil filtering and precipitating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220355127U (en) |
-
2023
- 2023-07-12 CN CN202321833697.1U patent/CN220355127U/en active Active
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