CN210765212U - Waste lubricating oil distillate oil refining and regenerating device - Google Patents
Waste lubricating oil distillate oil refining and regenerating device Download PDFInfo
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- CN210765212U CN210765212U CN201921592818.1U CN201921592818U CN210765212U CN 210765212 U CN210765212 U CN 210765212U CN 201921592818 U CN201921592818 U CN 201921592818U CN 210765212 U CN210765212 U CN 210765212U
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Abstract
The utility model discloses a refined regenerating unit of useless lubricating oil distillate oil belongs to useless lubricating oil regeneration facility technical field. It includes: the device comprises an extraction reaction tank, a settling separation tank, a filtering adsorption tower and a precision filter which are sequentially communicated, wherein the upper section and the lower section of the extraction reaction tank are respectively connected with a waste lubricating oil distillate oil storage tank and an organic solvent storage tank; a discharge port at the bottom end of the extraction reaction tank is communicated with a feed port at the top end of the sedimentation separation tank; the upper section and the lower section of the settling separation tank are respectively connected with a raffinate oil storage tank and an extract liquid storage tank; the raffinate oil storage tank is communicated with a feed inlet at the bottom end of the filtering adsorption tower; an adsorbent packing layer is arranged in the filtering and adsorbing tower, the adsorbent packing layer is a decolorized sand packing layer, and the filtering and adsorbing tower is also connected with a nitrogen storage tank; the top discharge port of the filtering adsorption tower is communicated with the feed port of the precision filter. The utility model discloses its equipment requirement is low, adopts the regenerated decoloration sand adsorption filler of washing, effectively reduces the high problem of adsorbent oil content, and this adsorbent repeatedly usable has reduced manufacturing cost.
Description
Technical Field
The utility model relates to a useless lubricating oil regeneration facility technical field, concretely relates to useless lubricating oil distillate oil refining regenerating unit.
Background
With the rapid development of economic technologies at home and abroad, the application and the demand of lubricating oil products are higher and higher; meanwhile, a large amount of waste lubricating oil is generated, which causes great harm to the environment and also causes a large amount of resource waste.
In the regeneration of waste lubricating oil, the traditional regeneration processes of sedimentation, acid pickling, clay refining, distillation, solvent extraction, clay refining or pretreatment, distillation, furfural refining, clay refining and the like are mainly adopted, the regeneration processes have high requirements on equipment and have the problem of large distillate oil loss, and clay refining is mostly adopted, although the clay has large specific surface area and good adsorption effect, the used amount of clay is large, the oil content of the refined clay is high, and a large amount of waste clay is generated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a regenerating unit is refine to useless lubricating oil distillate oil to it is high to the equipment requirement to solve current useless lubricating oil distillate oil in the refined technology of reforming, the adsorbent oiliness height just problem that reuse rate is low.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a refining and regenerating device for waste lubricating oil distillate oil comprises: the device comprises an extraction reaction tank, a settling separation tank, a filtering adsorption tower and a precision filter which are sequentially communicated, wherein the upper section of the extraction reaction tank is connected with a spent lubricating oil distillate oil storage tank, and the lower section of the extraction reaction tank is connected with an organic solvent storage tank; a discharge port at the bottom end of the extraction reaction tank is communicated with a feed port at the top end of the sedimentation separation tank; the upper section of the settling separation tank is connected with a raffinate oil storage tank, and the lower section of the settling separation tank is connected with an extract liquid storage tank; the raffinate oil storage tank is communicated with a feed inlet at the bottom end of the filtering adsorption tower; an adsorbent packing layer is arranged in the filtering and adsorbing tower, the adsorbent packing layer is a decolorized sand packing layer, and the filtering and adsorbing tower is also connected with a nitrogen storage tank; the top discharge port of the filtering adsorption tower is communicated with the feed port of the precision filter.
The utility model discloses a useless lube distillate oil obtains for useless lubricating oil after the membrane distillation is handled. The method comprises the steps of extracting the waste lubricating oil distillate oil and an organic solvent in an extraction reaction tank, wherein the organic solvent can effectively extract aromatic hydrocarbon, colloid and asphaltene in the waste lubricating oil distillate oil, carrying out sedimentation separation in a sedimentation separation tank, wherein the upper layer is raffinate oil, the lower layer is extract liquid, the raffinate oil on the upper layer is conveyed to a raffinate oil storage tank, then the raffinate oil enters from the lower end of a filtration adsorption tower and is subjected to reverse filtration under the action of nitrogen, the filtration adsorption effect can be improved, the light yellow of an oil product treated by an adsorbent packing layer is bright, and the waste lubricating oil distillate oil is refined and regenerated through a precision filter.
The decolorizing sand filler layer has strong adsorption capacity, can effectively adsorb and decolorize liquid in the filler adsorption tower, and ensures the transparency of oil products. And the decolorizing sand filler is a water-washable regeneration material, can be repeatedly used, and reduces the production cost. The distillate oil absorbed in the decolorizing sand filler is separated by treatment and can enter a waste lubricating oil distillate oil storage tank for reutilization.
Further, in the preferred embodiment of the present invention, a stirring shaft is disposed inside the extraction reaction tank, and the stirring shaft is connected to a stirring motor disposed at the top of the extraction reaction tank, and a stirring blade is disposed on the stirring shaft.
The beneficial effects of adopting the further scheme are as follows: the stirring blades are driven to rotate by the stirring motor, so that the liquid in the extraction reaction tank can be fully mixed, and the extraction process is accelerated.
Further, in a preferred embodiment of the present invention, the two inner sidewalls of the extraction reaction tank are respectively provided with an arc-shaped spoiler.
The beneficial effects of adopting the further scheme are as follows: the spoiler can make turbulent motion to the liquid in the extraction reaction tank, so that the liquid is mixed more fully, and the extraction process is accelerated.
Further, in the preferred embodiment of the present invention, heating coils are coiled on the outer side wall of the extraction reaction tank and under the bottom of the extraction reaction tank.
The beneficial effects of adopting the further scheme are as follows: the extraction reaction tank is heated through the heating coil, the extraction temperature of the extraction reaction tank is controlled, the extraction process is accelerated, and the extraction effect is improved.
Further, in the preferred embodiment of the present invention, the discharge port of the extract storage tank is communicated with the feed port of the organic solvent storage tank, and a solvent evaporator is disposed between the extract storage tank and the organic solvent storage tank.
The beneficial effects of adopting the further scheme are as follows: the extract is subjected to reduced pressure distillation by a solvent evaporator to recover the organic solvent, so that the recycling rate of the solvent is improved, and the production cost is reduced.
Further, in the preferred embodiment of the present invention, the height of the adsorbent packing layer is 40cm to 60 cm.
The utility model discloses following beneficial effect has:
1. the utility model discloses a regeneration facility is refine to useless lube distillate oil through extraction, settlement, absorption and refining treatment, and its equipment requirement is low again to but adopt the decoloration sand adsorption filler of washing regeneration, can effectively reduce the problem that the adsorbent oil content is high, and this adsorbent repeatedly usable, reduction in production cost.
2. The utility model discloses a raffinate oil gets into from filtering adsorption tower lower extreme to carry out the reverse filtration under the nitrogen gas effect, can improve and filter the adsorption effect.
3. The utility model discloses an organic solvent is retrieved in the extract through solvent evaporator vacuum distillation, has improved the reuse rate of solvent and has also reduced manufacturing cost simultaneously.
Drawings
FIG. 1 is a schematic structural view of a waste lube distillate oil refining and regenerating device of the present invention;
fig. 2 is a schematic structural diagram of an extraction reaction tank of the waste lubricating oil distillate oil refining and regenerating device of the present invention.
In the figure: 100-an extraction reaction tank; 110-spent lubricating oil distillate oil storage tank; 120-organic solvent storage tank; 130-a stirring shaft; 131-stirring blades; 140-a stirring motor; 150-a spoiler; 160-heating coils; 200-a settling separation tank; 210-raffinate oil storage tank; 220-extract storage tank; 230-solvent evaporator; 300-a filtration adsorption tower; 310-a layer of adsorbent packing; 320-a nitrogen storage tank; 400-precision filter.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1, the utility model discloses a waste lubricating oil distillate oil refining and regenerating device includes: the device comprises an extraction reaction tank 100, a settling separation tank 200, a filtering adsorption tower 300 and a precision filter 400 which are sequentially communicated, wherein the extraction reaction tank 100 is used for extracting and separating waste lubricating oil distillate oil and an organic solvent, the settling separation tank 200 is used for settling and separating the extracted solution, the filtering adsorption tower 300 is used for adsorbing and decoloring raffinate oil, and the precision filter 400 is used for precisely filtering the decolored raffinate oil.
Referring to fig. 1 and 2, an upper section of an extraction reaction tank 100 is connected to a spent lubricating oil distillate storage tank 110, and a lower section of the extraction reaction tank 100 is connected to an organic solvent storage tank 120; a discharge hole at the bottom end of the extraction reaction tank 100 is communicated with a feed hole at the top end of the sedimentation separation tank 200; be provided with (mixing) shaft 130 in the extraction retort 100, and (mixing) shaft 130 is connected with the agitator motor 140 who sets up at extraction retort 100 top, and is provided with stirring vane 131 on the (mixing) shaft 130, drives stirring vane 131 through agitator motor 140 and rotates for the liquid ability intensive mixing of extraction retort 100 accelerates the extraction process. The two inner side walls of the extraction reaction tank 100 are respectively provided with an arc-shaped spoiler 150, and the spoilers 150 can perform turbulent motion on the liquid in the extraction reaction tank 100, so that the liquid is mixed more fully, and the extraction process is accelerated. The heating coil 160 is coiled below the outer side wall of the extraction reaction tank 100 and the bottom of the extraction reaction tank 100, and the extraction temperature in the extraction reaction tank 100 is controlled through the heating coil 160, so that the extraction process is accelerated, and the extraction effect is improved. The extraction reaction temperature in the extraction reaction tank 100 is 30-50 ℃.
Referring to fig. 1, an upper section of a settling separation tank 200 is connected to a raffinate storage tank 210, and a lower section of the settling separation tank 200 is connected to an extract storage tank 220; the raffinate oil storage tank 210 is communicated with the feed inlet at the bottom end of the filtering and adsorbing tower 300. The discharge port of the extract storage tank 220 is communicated with the feed port of the organic solvent storage tank 120, and a solvent evaporator 230 is arranged between the extract storage tank 220 and the organic solvent storage tank 120. And settling separation is carried out in the settling separation tank 200, wherein the upper layer is raffinate oil, the lower layer is extract, the raffinate oil on the upper layer is conveyed to a raffinate oil storage tank 210, the extract of the extract on the lower layer is conveyed to an extract storage tank 220, and the extract is treated by a solvent evaporator 230, subjected to reduced pressure distillation, recycled and conveyed to an organic solvent storage tank 120 for reuse.
An adsorbent packing layer 310 is arranged in the filtering and adsorbing tower 300, and the filtering and adsorbing tower 300 is also connected with a nitrogen storage tank 320; the discharge port at the top end of the filtering and adsorbing tower 300 is communicated with the feed port of the precision filter 400. The adsorbent packing layer 310 is a decolorized sand packing layer, and the height of the adsorbent packing layer 310 is 40cm-60 cm. Raffinate oil enters from the lower end of the filtering and adsorbing tower 300 and is subjected to reverse filtration under the action of nitrogen, the filtering and adsorbing effect can be improved, the light yellow oil product treated by the adsorbent packing layer 310 is bright, and the raffinate oil product is treated by the precision filter 400 to realize the refining and regeneration of the waste lubricating oil distillate oil.
The utility model discloses a theory of operation and process:
the method comprises the steps of extracting the waste lubricating oil distillate oil and an organic solvent in an extraction reaction tank 100, wherein the organic solvent can effectively extract aromatic hydrocarbons, colloid and asphaltene in the waste lubricating oil distillate oil, performing sedimentation separation in a sedimentation separation tank 200, wherein the upper layer is raffinate oil, the lower layer is extract liquid, the raffinate oil on the upper layer is conveyed to a raffinate oil storage tank 210, then the raffinate oil enters from the lower end of a filtration adsorption tower 300 and is subjected to reverse filtration under the action of nitrogen, the filtration adsorption effect can be improved, the light yellow color after being treated by an adsorbent oil packing layer 310 is transparent, and the light yellow color is reprocessed through a precision filter 400 to realize the refining and regeneration of the waste lubricating oil distillate oil. The lower extract is transferred to the extract storage tank 220, treated by the solvent evaporator 230, subjected to reduced pressure distillation to recover the organic solvent, and then transferred to the organic solvent storage tank 120 for reuse.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A refining and regenerating device for waste lubricating oil distillate oil is characterized by comprising: an extraction reaction tank (100), a settling separation tank (200), a filtering adsorption tower (300) and a precision filter (400) which are communicated in sequence,
the upper section of the extraction reaction tank (100) is connected with a storage tank (110), and the lower section of the extraction reaction tank (100) is connected with an organic solvent storage tank (120); a discharge hole at the bottom end of the extraction reaction tank (100) is communicated with a feed hole at the top end of the sedimentation separation tank (200);
the upper section of the settling separation tank (200) is connected with a raffinate oil storage tank (210), and the lower section of the settling separation tank (200) is connected with an extract liquid storage tank (220); the raffinate oil storage tank (210) is communicated with a feed inlet at the bottom end of the filtering adsorption tower (300);
an adsorbent packing layer (310) is arranged in the filtering and adsorbing tower (300), the adsorbent packing layer (310) is a decolorized sand packing layer, and the filtering and adsorbing tower (300) is also connected with a nitrogen storage tank (320); and a discharge port at the top end of the filtering and adsorbing tower (300) is communicated with a feed port of the precision filter (400).
2. The refining and regenerating device of the used lubricating oil distillate oil according to claim 1, characterized in that a stirring shaft (130) is arranged in the extraction reaction tank (100), the stirring shaft (130) is connected with a stirring motor (140) arranged at the top of the extraction reaction tank (100), and the stirring shaft (130) is provided with stirring blades (131).
3. The refining and regenerating device of the used lube oil fraction as claimed in claim 2, wherein the two inner sidewalls of the extraction reaction tank (100) are respectively provided with arc-shaped spoilers (150).
4. The refining and regenerating device of the used lubricating oil distillate according to claim 3, characterized in that the heating coil (160) is coiled under the outside wall of the extraction reaction tank (100) and the bottom of the extraction reaction tank (100).
5. The refining and regenerating device of the spent lubricating oil distillate according to claim 1, characterized in that the discharge port of the extract storage tank (220) is communicated with the feed port of the organic solvent storage tank (120), and a solvent evaporator (230) is arranged between the extract storage tank (220) and the organic solvent storage tank (120).
6. The spent lube oil distillate refining and regenerating device according to claim 1, wherein the height of said adsorbent packing layer (310) is 40cm to 60 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592818.1U CN210765212U (en) | 2019-09-23 | 2019-09-23 | Waste lubricating oil distillate oil refining and regenerating device |
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| CN201921592818.1U CN210765212U (en) | 2019-09-23 | 2019-09-23 | Waste lubricating oil distillate oil refining and regenerating device |
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| CN210765212U true CN210765212U (en) | 2020-06-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239700A (en) * | 2020-10-23 | 2021-01-19 | 泉州市欧美润滑油制品有限公司 | Device and method for efficiently processing long-service-life high-definition high-pressure hydraulic oil |
| CN112546675A (en) * | 2020-12-28 | 2021-03-26 | 大连福佳·大化石油化工有限公司 | Improved steam stripping structure of adsorption tower for leaking agent from bed layer |
-
2019
- 2019-09-23 CN CN201921592818.1U patent/CN210765212U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112239700A (en) * | 2020-10-23 | 2021-01-19 | 泉州市欧美润滑油制品有限公司 | Device and method for efficiently processing long-service-life high-definition high-pressure hydraulic oil |
| CN112546675A (en) * | 2020-12-28 | 2021-03-26 | 大连福佳·大化石油化工有限公司 | Improved steam stripping structure of adsorption tower for leaking agent from bed layer |
| CN112546675B (en) * | 2020-12-28 | 2023-10-13 | 大连福佳·大化石油化工有限公司 | Improved structure of adsorption tower stripping of bed leakage agent |
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