CN209810187U - Silica gel regeneration deoiling device after adsorption and extraction of regenerated base oil - Google Patents
Silica gel regeneration deoiling device after adsorption and extraction of regenerated base oil Download PDFInfo
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- CN209810187U CN209810187U CN201920231943.3U CN201920231943U CN209810187U CN 209810187 U CN209810187 U CN 209810187U CN 201920231943 U CN201920231943 U CN 201920231943U CN 209810187 U CN209810187 U CN 209810187U
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Abstract
The utility model discloses a regeneration deoiling device of silica gel regeneration after regeneration base oil adsorption and extraction, the device includes fused salt circulation heat transfer module, hot oil recovery module and silica gel separation module. The device and the process introduced by the utility model can remove more than 99% of oil in the waste silica gel, and the adsorption performance of the obtained regenerated silica gel can be basically recovered to the original level; the loss material is less in the treatment process, most of the material can be recycled, and the cost is low; and the whole device has simple structure, the process flow is convenient to implement, and the device has better market prospect.
Description
Technical Field
The utility model relates to a base oil regeneration technical field, concretely relates to regeneration base oil adsorbs silica gel regeneration deoiling device after extracting.
Background
Lubricating oils are generally composed of two parts, a base oil and additives. The base oil is the main component of the lubricating oil, determines the basic properties of the lubricating oil, and the additive can make up and improve the deficiency in the performance of the base oil, endows certain new performances and is an important component of the lubricating oil. Research results show that the non-ideal components in the base oil I, such as doped unsaturated hydrocarbon or organic compounds containing N, O, Cl, S and P, can be removed by silica gel adsorption extraction, and the regenerated base oil II can be obtained after adsorption extraction. The technology has a technical problem that the waste silica gel generated after adsorption cannot be directly reused due to saturation, and needs to be subjected to regeneration and deoiling treatment. However, no complete equipment or process is available in the market to solve the problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a regeneration base oil adsorption extraction back silica gel regeneration deoiling device, it has solved regeneration base oil adsorption extraction back silica gel and has been difficult to the problem of deoiling regeneration.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a silica gel regeneration deoiling device used after adsorption and extraction of regenerated base oil comprises
The molten salt circulation heat exchange module comprises a molten salt tank, a silica gel conveying mechanism, a heating furnace and a vacuum flash tank, wherein the outlet end of the molten salt tank is sequentially connected with the silica gel conveying mechanism, the heating furnace and the vacuum flash tank through pipelines, and the inlet end of the molten salt tank is directly connected with the upper part of the vacuum flash tank through a pipeline;
the hot oil recovery module comprises a water cooler and a oil storage tank, the oil storage tank is connected with the top of the vacuum flash tank through a pipeline, and the water cooler is arranged on a connecting pipeline between the oil storage tank and the vacuum flash tank;
the silica gel separation module, the silica gel separation module includes washing cauldron, centrifuge, fused salt water storage tank and silica gel storage tank, the washing cauldron is connected in the bottom of vacuum flash tank, and is equipped with the inlet channel in the washing cauldron, and the top of washing cauldron is equipped with the steam outlet, centrifuge passes through the pipeline and is connected with the washing cauldron bottom, the fused salt water storage tank is connected in centrifuge's liquid outlet, the silica gel storage tank is connected in centrifuge's solid export.
The further improvement lies in that the silica gel conveying mechanism is a spiral conveyor, and a plurality of feed inlets are arranged on the spiral clinker conveyor.
The further improvement lies in that a first pump body is arranged on a connecting pipeline between the molten salt tank and the silica gel conveying mechanism.
In a further improvement, the hot oil recovery module further comprises a vacuum system connected to the oil storage tank for evacuating the oil storage tank.
The further improvement lies in that a stirring mechanism is arranged in the washing kettle.
The further improvement lies in that a second pump body is arranged on a connecting pipeline between the centrifugal machine and the washing kettle.
The beneficial effects of the utility model reside in that: the device and the process introduced by the utility model can remove more than 99% of oil in the waste silica gel, and the adsorption performance of the obtained regenerated silica gel can be basically recovered to the original level; the loss material is less in the treatment process, most of the material can be recycled, and the cost is low; and the whole device has simple structure, the process flow is convenient to implement, and the device has better market prospect.
Drawings
FIG. 1 is a schematic structural diagram of a silica gel regeneration deoiling device after adsorption extraction of regenerated base oil;
in the figure: 1-molten salt tank, 2-silica gel conveying mechanism, 3-heating furnace, 4-vacuum flash tank, 5-water cooler, 6-oil storage tank, 7-water washing kettle, 8-centrifugal machine, 9-molten salt water storage tank, 10-silica gel storage tank, 11-water inlet pipeline, 12-steam outlet, 13-first pump body, 14-vacuum system, 15-stirring mechanism and 16-second pump body.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
As shown in figure 1, the silica gel regeneration deoiling device after the adsorption and extraction of the regenerated base oil comprises
The molten salt circulation heat exchange module comprises a molten salt tank 1, a silica gel conveying mechanism 2, a heating furnace 3 and a vacuum flash tank 4, wherein the outlet end of the molten salt tank 1 is sequentially connected with the silica gel conveying mechanism 2, the heating furnace 3 and the vacuum flash tank 4 through pipelines, and the inlet end of the molten salt tank 1 is directly connected with the upper part of the vacuum flash tank 4 through a pipeline; the silica gel conveying mechanism 2 is a spiral conveyor, a plurality of feed inlets are arranged on the spiral clinker machine, and each feed inlet can be connected with an adsorption tower and is used for receiving waste silica gel. And a first pump body 13 is arranged on a connecting pipeline between the molten salt tank 1 and the silica gel conveying mechanism 2 and used for increasing the circulating power of molten salt.
The hot oil recovery module comprises a water cooler 5 and a oil storage tank 6, the oil storage tank 6 is connected with the top of the vacuum flash tank 4 through a pipeline, and the water cooler 5 is arranged on a connecting pipeline between the oil storage tank 6 and the vacuum flash tank 4; the hot oil recovery module further comprises a vacuum system 14, the vacuum system 14 being connected to the oil storage tank 6 for evacuating the oil storage tank 6 for facilitating the collection of liquid oil.
Silica gel separation module, silica gel separation module include washing cauldron 7, centrifuge 8, fused salt water storage tank 9 and silica gel storage tank 10, and washing cauldron 7 is connected in the bottom of vacuum flash tank 4, and is equipped with inlet channel 11 in the washing cauldron 7, and the top of washing cauldron 7 is equipped with steam outlet 12, is equipped with rabbling mechanism 15 in the washing cauldron 7 for let fused salt and silica gel obtain abundant washing, make fused salt and silica gel not adhere together.
The centrifugal machine 8 is connected with the bottom of the water washing kettle 7 through a pipeline, the molten salt water storage tank 9 is connected with a liquid outlet of the centrifugal machine 8, and the silica gel storage tank 10 is connected with a solid outlet of the centrifugal machine 8. And a second pump body 16 is arranged on a connecting pipeline between the centrifugal machine 8 and the water washing kettle 7 and used for increasing the flow power of the molten salt, the silica gel and the moisture.
With reference to the above-described embodiments of the apparatus, a method for using the apparatus is described, comprising the steps of
The method comprises the following steps: the molten salt is stored in the molten salt tank 1, the molten salt is used as a circulating carrier and is introduced into the front end of the silica gel conveying mechanism 2, the molten salt and the silica gel after adsorption and extraction are mixed into a fluid, the fluid is introduced into the heating furnace 3 and heated to 360 ℃ of temperature of 320-; the oil adsorbed on the silica gel is changed into oil vapor due to the sudden reduction of the pressure;
step two: oil vapor generated by flash evaporation is discharged from the top of the tank and is cooled by a water cooler 5 to obtain liquid oil which is stored in an oil storage tank 6, silica gel and molten salt left after flash evaporation are discharged from the bottom of a vacuum flash tank 4 and are introduced into a water washing kettle 7 for water washing, a water inlet pipeline in the water washing kettle 7 sprays water, a stirring mechanism 15 stirs the water, and the silica gel and the molten salt are more easily separated in the water washing process;
step three: introducing the silica gel and the molten salt which are washed by water into a centrifuge 8 for centrifugal separation, introducing a liquid molten salt-water mixture obtained by separation into a molten salt-water storage tank 9, evaporating, removing water, and recovering the obtained molten salt, wherein the molten salt can be used for a deoiling process; the solid silica gel obtained by the separation is introduced into a silica gel storage tank 10, followed by drying, thereby obtaining regenerated silica gel.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (6)
1. The utility model provides a silica gel regeneration deoiling device after regeneration base oil adsorption extraction which characterized in that: the molten salt circulation heat exchange device comprises a molten salt circulation heat exchange module, wherein the molten salt circulation module comprises a molten salt tank (1), a silica gel conveying mechanism (2), a heating furnace (3) and a vacuum flash tank (4), the outlet end of the molten salt tank (1) is sequentially connected with the silica gel conveying mechanism (2), the heating furnace (3) and the vacuum flash tank (4) through pipelines, and the inlet end of the molten salt tank (1) is directly connected with the upper part of the vacuum flash tank (4) through a pipeline;
the hot oil recovery module comprises a water cooler (5) and an oil storage tank (6), the oil storage tank (6) is connected with the top of the vacuum flash tank (4) through a pipeline, and the water cooler (5) is arranged on a connecting pipeline between the oil storage tank (6) and the vacuum flash tank (4);
silica gel separation module, silica gel separation module includes washing cauldron (7), centrifuge (8), fused salt water storage tank (9) and silica gel storage tank (10), washing cauldron (7) are connected in the bottom of vacuum flash tank (4), and are equipped with inlet channel (11) in washing cauldron (7), and the top of washing cauldron (7) is equipped with steam outlet (12), centrifuge (8) are connected bottom washing cauldron (7) through the pipeline, fused salt water storage tank (9) are connected in the liquid outlet of centrifuge (8), silica gel storage tank (10) are connected in the solid export of centrifuge (8).
2. The silica gel regeneration deoiling device after the adsorption and extraction of the regenerated base oil as claimed in claim 1, characterized in that: silica gel conveying mechanism (2) are the spiral feeder, and are equipped with a plurality of feed inlets on the spiral grog machine.
3. The silica gel regeneration deoiling device after the adsorption and extraction of the regenerated base oil as claimed in claim 1, characterized in that: and a first pump body (13) is arranged on a connecting pipeline between the molten salt tank (1) and the silica gel conveying mechanism (2).
4. The silica gel regeneration deoiling device after the adsorption and extraction of the regenerated base oil as claimed in claim 1, characterized in that: the hot oil recovery module further comprises a vacuum system (14), wherein the vacuum system (14) is connected to the oil storage tank (6) and is used for vacuumizing the oil storage tank (6).
5. The silica gel regeneration deoiling device after the adsorption and extraction of the regenerated base oil as claimed in claim 1, characterized in that: and a stirring mechanism (15) is arranged in the washing kettle (7).
6. The silica gel regeneration deoiling device after the adsorption and extraction of the regenerated base oil as claimed in claim 1, characterized in that: and a second pump body (16) is arranged on a connecting pipeline between the centrifugal machine (8) and the washing kettle (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920231943.3U CN209810187U (en) | 2019-02-19 | 2019-02-19 | Silica gel regeneration deoiling device after adsorption and extraction of regenerated base oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920231943.3U CN209810187U (en) | 2019-02-19 | 2019-02-19 | Silica gel regeneration deoiling device after adsorption and extraction of regenerated base oil |
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| Publication Number | Publication Date |
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| CN209810187U true CN209810187U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920231943.3U Active CN209810187U (en) | 2019-02-19 | 2019-02-19 | Silica gel regeneration deoiling device after adsorption and extraction of regenerated base oil |
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| CN (1) | CN209810187U (en) |
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2019
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