CN113061463A

CN113061463A - Filtering and distilling device and method for mineral oil production

Info

Publication number: CN113061463A
Application number: CN202110002406.3A
Authority: CN
Inventors: 刘国平
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-07-02

Abstract

The invention discloses a filtering and distilling device and method for mineral oil production, and the device comprises a first mounting frame, a U-shaped mounting frame, a hydraulic cylinder, a waste bin, an L-shaped mounting frame and an electrostatic adsorption device, wherein the U-shaped mounting frame is fixedly connected to one side of the top of the first mounting frame, the hydraulic cylinder is arranged on one side of the U-shaped mounting frame, a telescopic column of the hydraulic cylinder is connected with the electrostatic adsorption device, an opening is formed in one side, away from the U-shaped mounting frame, of the first mounting frame, the waste bin is fixedly connected into the opening, and the L-shaped mounting frame is fixedly connected. According to the invention, the electrostatic adsorption device is used for adsorbing larger impurities in the mineral oil, and the graphite filter in the distillation device is used for secondarily filtering small impurities, so that the impurities in the mineral oil are more thoroughly removed, the electrostatic adsorption device is communicated with the distillation device, the distillation device is communicated with the cooling device, and the dragon type mineral oil filtering distillation is realized.

Description

Filtering and distilling device and method for mineral oil production

Technical Field

The invention relates to a distillation device, in particular to a filtering distillation device and a filtering distillation method for mineral oil production.

Background

The mineral oil is used for separating poor components from crude oil, the crude oil contains a large amount of impurities which are difficult to remove, and the separated mineral oil needs to be filtered in order to improve the quality of the mineral oil.

Aiming at the problems that the mineral oil is manually placed into the same filter for multiple times of filtration, the filtration time is long, the efficiency is low, the effect of reducing the content of impurities in the mineral oil is not obvious, and the mineral oil still contains a large amount of impurities which are unfavorable for an internal combustion engine, so that the mineral oil filtration and distillation device and the mineral oil filtration and distillation method which can remove the impurities in the mineral oil more finely and efficiently are needed to be developed, and the existing requirements are met.

Disclosure of Invention

In order to overcome the defects that mineral oil is artificially put into the same filter for multiple times of filtration, the effect of reducing the impurity content of the mineral oil is not obvious, the efficiency is low, and the mineral oil still contains a large amount of impurities which are unfavorable to an internal combustion engine, the technical problems to be solved are as follows: provided are a mineral oil filtration and distillation device and a mineral oil filtration and distillation method which can remove impurities in mineral oil more efficiently and more finely.

The technical scheme of the invention is as follows: a filtering distillation device and a method for mineral oil production comprise a first mounting rack, a U-shaped mounting rack, a hydraulic cylinder, a waste tank, an L-shaped mounting rack, a support, a second mounting rack, a water containing tank, an electrostatic adsorption device, a distillation device, a condensing device and a cooling device, wherein the U-shaped mounting rack is fixedly connected to one side of the top of the first mounting rack, the hydraulic cylinder is arranged on one side of the U-shaped mounting rack, a telescopic column of the hydraulic cylinder is connected with the electrostatic adsorption device, an opening is formed in one side, away from the U-shaped mounting rack, of the first mounting rack, the waste tank is fixedly connected in the opening, the L-shaped mounting rack is fixedly connected to one side of the first mounting rack, the distillation device is fixedly mounted on the L-shaped mounting rack, the distillation device is connected with the electrostatic adsorption device, a plurality of supports are arranged in parallel below the, and a water containing tank is fixedly mounted at the top of the second mounting frame and is connected with a cooling device.

As a preferred technical scheme of the invention, the electrostatic adsorption device comprises a shell, a mounting block, electrostatic adsorption tubes, a first valve, a second valve, a sliding plate, a sliding frame and a spring, wherein the mounting block is fixedly mounted on one side of a U-shaped mounting frame, one side of the mounting block is fixedly connected with the shell, one side of the mounting block penetrates through one end of the plurality of rows of the electrostatic adsorption tubes, the electrostatic adsorption tubes penetrate through one side of the shell, an output shaft of a motor penetrates through the mounting block and the shell, the output shaft of the motor is slidably connected with the mounting block and the shell, the first valve is fixedly mounted on the top of the shell, one end of the shell, close to the distillation device, of the second valve is fixedly mounted on one side of the shell, the other end of the second valve is connected with the distillation device, the sliding plate is fixedly connected with the output shaft of the motor, the electrostatic, one end of a plurality of springs is fixedly connected to the other side of the sliding frame, and the other end of each spring is fixedly connected with the inner wall of one side of the shell.

According to a preferred technical scheme, the distillation device comprises a distillation tank, a pressure gauge, a heater, a connecting piece, a threaded rod, a nut, a third valve, a graphite filter and a condensing assembly, the distillation tank is arranged at the top of an L-shaped mounting frame, the pressure gauge is fixedly mounted on one side of the distillation tank, the heater is sleeved on the outer side of the distillation tank, the connecting pieces are arranged above and below the connection position of the heater, the threaded rod penetrates through the parallel connecting pieces and is connected with the nut in a threaded mode, the threaded rod is fixed on the connecting piece through the nut, the third valve is fixedly mounted on the lower portion of the distillation tank, the graphite filter is arranged inside the distillation tank, and the condensing.

As a preferable technical scheme of the invention, the condensation assembly comprises a conveying pipe and a condenser, wherein the top of the distillation tank is connected with one end of the conveying pipe in a penetrating manner, and the other end of the conveying pipe is connected with the condenser in a penetrating manner.

As a preferred technical scheme of the invention, the cooling device comprises a heat exchanger, a water inlet pipe, a water outlet pipe and a fourth valve, the heat exchanger is fixedly installed on the support, the water inlet pipe is arranged at one end, close to the hydraulic cylinder, of one side of the heat exchanger, the water outlet pipe is arranged at one end, far away from the hydraulic cylinder, of one side of the heat exchanger, and the fourth valve is arranged at one end, far away from the distillation tank, of the bottom of.

A filtering distillation device and method for mineral oil production are disclosed, the implementation method comprises the following steps:

the method comprises the following steps that firstly, mineral oil to be processed is poured into an electrostatic adsorption device from a first valve, relatively large impurities of the mineral oil are adsorbed on an electrostatic adsorption tube in the electrostatic adsorption device, the mineral oil flows into a distillation tank from a second valve, a hydraulic cylinder telescopic column extends out to drive a sliding plate to slide forwards, the sliding plate slides forwards to drive the impurities on the electrostatic adsorption tube to move forwards, when the sliding plate moves forwards to be in contact with one side of a sliding frame, the sliding frame moves forwards to drive a spring to be compressed, the sliding frame and the sliding plate move to the upper end of a waste box, the impurities leak into the waste box from a gap between the sliding frame and the sliding plate, the hydraulic cylinder retracts after the impurities leak into the waste box, the hydraulic cylinder retracts to drive the sliding plate to move backwards, and the spring pops the sliding frame to reset after;

secondly, mineral oil filtered by the electrostatic adsorption device flows into the distillation retort from the second valve, the heater starts to heat the distillation retort, water vapor generated by heating is upwards conveyed into the condenser from the conveying pipe, the mineral oil left after evaporation is filtered by the graphite filter and flows into the heat exchanger from the third valve after filtration;

and thirdly, the water vapor conveyed into the condenser meets the condensation to form water, the water falls into a water containing tank filled with the water, cold water in the water containing tank enters the heat exchanger from a water inlet pipe to cool the heated mineral oil, warm water formed by temperature rise of the cooled mineral oil flows back into the water containing tank from a water outlet pipe to cool the water, and the cooled mineral oil flows out of a fourth valve into an oil barrel prepared in advance.

Has the advantages that: the invention can remove the impurities in the mineral oil more efficiently and more finely, and the invention can remove the impurities in the mineral oil more thoroughly by adsorbing the larger impurities in the mineral oil by the electrostatic adsorption device and filtering the tiny impurities for the second time by the graphite filter in the distillation device, thereby improving the problem that the impurities in the mineral oil can not be removed when the traditional filtering device is used for filtering for multiple times in the same filter.

According to the invention, the electrostatic adsorption device is communicated with the distillation device, and the distillation device is communicated with the cooling device, so that mineral oil is filtered and distilled in a dragon mode, the filtering and distillation efficiency is high, and the problems that the existing filtering device carries out multiple times of filtering in the same device and the filtering time is low in long-acting rate are solved.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of an electrostatic adsorption device according to the present invention.

Fig. 4 is a schematic cross-sectional three-dimensional structure diagram of a part of the electrostatic adsorption device of the present invention.

Fig. 5 is a partial perspective view of the present invention.

FIG. 6 is an enlarged schematic perspective view of a portion of the distillation apparatus of the present invention.

Fig. 7 is a schematic sectional perspective view of a distillation apparatus according to the present invention.

Fig. 8 is a schematic perspective view of a cooling device according to the present invention.

Wherein: 1-a first mounting frame, 2-a U-shaped mounting frame, 3-a hydraulic cylinder, 4-a waste bin, 5-an L-shaped mounting frame, 6-a support, 7-a second mounting frame, 8-a water containing tank, 9-a housing, 10-a mounting block, 1001-an electrostatic adsorption tube, 11-a first valve, 12-a second valve, 13-a sliding plate, 14-a sliding frame, 15-a spring, 16-a distillation tank, 1601-a pressure gauge, 17-a heater, 1701-a connecting sheet, 1702-a threaded rod, 1703-a nut, 1704-a third valve, 18-a graphite filter, 19-a conveying pipe, 20-a condenser, 21-a heat exchanger, 22-a water inlet pipe, 23-a water outlet pipe and 24-a fourth valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a filtering distillation device and method for mineral oil production, comprising a first mounting frame 1, a U-shaped mounting frame 2, a hydraulic cylinder 3, a waste tank 4, an L-shaped mounting frame 5, a bracket 6, a second mounting frame 7, a water containing tank 8, an electrostatic adsorption device, a distillation device, a condensation device and a cooling device, wherein the U-shaped mounting frame 2 is fixedly connected to the rear side of the top of the first mounting frame 1, the hydraulic cylinder 3 is arranged on the inner wall of the rear side of the U-shaped mounting frame 2, a telescopic column of the hydraulic cylinder 3 is connected with the electrostatic adsorption device, a rectangular opening is arranged on the front side of the first mounting frame 1 far away from the U-shaped mounting frame 2, the waste tank 4 is fixedly connected in the rectangular opening, the L-shaped mounting frame 5 is fixedly connected to the right side of the first mounting frame 1, the distillation device is fixedly mounted on the L-shaped mounting frame 5, the distillation device, fixed mounting has the heat sink on two supports 6, and the heat sink rear side is equipped with second mounting bracket 7, and 7 top fixed mounting of second mounting bracket have flourishing water tank 8, and flourishing water tank 8 is connected with the heat sink.

During operation, pour into the electrostatic adsorption device with the mineral oil that needs to handle in, the impurity in the mineral oil adsorbs in the electrostatic adsorption device, the mineral oil of impurity flows into in the distillation plant from the electrostatic adsorption device once filtered, hydraulic cylinder 3 is started up this moment, the flexible post of hydraulic cylinder 3 stretches out and drives the electrostatic adsorption device and carry the waste bin 4 with the impurity of adsorbing, the mineral oil that flows into in the distillation plant is distilled by the distillation plant, distilled vapor passes through condensing equipment condensation one-tenth water and flows into in the flourishing water tank 8 that contains water, the mineral oil after the distillation flows into heat sink, cold water in the flourishing water tank 8 gets into the heat sink and cools down the mineral oil after heating, the mineral oil after the cooling flows out to the oil drum that prepares in advance from the heat sink, play a dragon mode and filter the effect of distilling to mineral oil automatically.

Example 2

On the basis of embodiment 1, referring to fig. 3-4, the electrostatic adsorption device further includes a housing 9, a mounting block 10, an electrostatic adsorption tube 1001, a first valve 11, a second valve 12, a sliding plate 13, a sliding frame 14 and a spring 15, the mounting block 10 is fixedly mounted on the front side of the U-shaped mounting frame 2, the front side of the mounting block 10 is fixedly connected with the housing 9, the front side of the mounting block 10 penetrates through and is fixedly connected with the rear ends of a plurality of rows of electrostatic adsorption tubes 1001, the electrostatic adsorption tube 1001 penetrates through the rear side of the housing 9, an output shaft of a motor penetrates through the mounting block 10 and the housing 9, the output shaft of the motor is slidably connected with the mounting block 10 and the housing 9, the first valve 11 is fixedly mounted on the top of the housing 9, the housing 9 is close to the left end of the second valve 12 fixedly mounted on the right side of the distillation device, the right end of the second valve, electrostatic adsorption tube 1001 passes sliding plate 13, and sliding plate 13 and electrostatic adsorption tube 1001 sliding connection, electrostatic adsorption tube 1001 front end contact have carriage 14 rear side, and carriage 14 front side all fixedly connected with the rear end of two springs 15 from top to bottom, the front end of spring 15 and shell 9 front side inner wall fixed connection.

In the invention, mineral oil to be processed is filled into a shell 9 from a first valve 11, a static adsorption pipe 1001 adsorbs larger impurities in the mineral oil on the adsorption pipe, the mineral oil which is filtered once flows into a distillation device from a second valve 12, at the moment, a hydraulic cylinder 3 is started, a telescopic column of the hydraulic cylinder 3 extends out to drive a sliding plate 13 to slide forwards, the sliding plate 13 slides forwards to drive the impurities on the static adsorption pipe 1001 to move forwards, when the sliding plate 13 moves forwards to be contacted with one side of a sliding frame 14, the sliding frame 14 moves forwards to drive a spring 15 to be compressed, the sliding frame 14 and the sliding plate 13 move to the upper end of a waste box 4, the impurities leak into the waste box 4 from a gap between the sliding frame 14 and the sliding plate 13, the hydraulic cylinder 3 retracts after the impurities leak into the waste box 4, and the hydraulic cylinder 3 retracts to drive the sliding, after the sliding plate 13 moves backwards, the spring 15 pops up to drive the sliding frame 14 to reset, and the effect of automatically filtering larger impurities in the mineral oil is achieved.

Example 3

On the basis of embodiment 2, referring to fig. 5-7, the distillation apparatus further comprises a distillation tank 16, a pressure gauge 1601, a heater 17, a connecting piece 1701, a threaded rod 1702, a nut 1703, a third valve 1704, a graphite filter 18 and a condensation assembly, wherein the distillation tank 16 is arranged at the top of the L-shaped mounting frame 5, the pressure gauge 1601 is fixedly installed at the right side of the distillation tank 16, the heater 17 is sleeved outside the distillation tank 16, the connecting pieces 1701 are respectively arranged at the upper part and the lower part of the connecting part of the heater 17, the threaded rod 1702 penetrates through the parallel connecting pieces 1701, the nut 1703 is in threaded connection with the threaded rod 1702, the threaded rod 1702 is fixed on the connecting piece 1701 through the nut 1703, the third valve 1704 is fixedly installed at the lower part of the distillation tank 16, the graphite filter.

According to the invention, mineral oil filtered by the electrostatic adsorption pipe 1001 flows into the distillation retort 16 from the second valve 12, the heater 17 starts to heat the distillation retort 16, water vapor generated by heating upwards enters the condensation assembly, the water vapor enters the condensation assembly to be condensed into water and then falls into the water containing tank 8, mineral oil left after heating and evaporation starts to be subjected to secondary fine filtration by the graphite filter 18, the third valve 1704 is opened, and the filtered mineral oil flows into the temperature reducing device from the third valve 1704, so that the effects of automatically distilling the mineral oil and filtering micro impurities in the mineral oil are achieved.

The condensing assembly further comprises a conveying pipe 19 and a condenser 20, wherein the top of the distillation tank 16 is penetratingly connected with the front end of the conveying pipe 19, and the rear end of the conveying pipe 19 is penetratingly connected with the condenser 20.

In the invention, the heated steam enters the delivery pipe 19 upwards, the delivery pipe 19 delivers the steam into the condenser 20, and the steam is cooled by the condenser 20 and becomes water drops into the water containing tank 8 filled with water, thus playing the role of automatically cooling the steam into water.

Example 4

On the basis of embodiment 3, referring to fig. 8, the cooling device includes a heat exchanger 21, a water inlet pipe 22, a water outlet pipe 23 and a fourth valve 24, the heat exchanger 21 is fixedly mounted on the bracket 6, the water inlet pipe 22 is disposed at the left end of the rear side of the heat exchanger 21 close to the hydraulic cylinder 3, the water outlet pipe 23 is disposed at the right end of the rear side of the heat exchanger 21 far away from the hydraulic cylinder 3, and the fourth valve 24 is disposed at the right end of the bottom of the heat exchanger 21 far away from the distillation tank.

In the invention, water vapor conveyed into the condenser 20 is condensed into water when meeting condensation and falls into the water containing tank 8 containing water, cold water in the water containing tank 8 enters the heat exchanger 21 from the water inlet pipe 22 to cool the heated mineral oil, the temperature of the cold water is increased to become warm water after the mineral oil is cooled, the warm water flows back into the water containing tank 8 from the water outlet pipe 23 to cool the water, the mineral oil cooled by the cold water flows out of the fourth valve 24 into the oil drum prepared in advance, the mineral oil is automatically cooled, and distilled water in the water containing tank 8 can be recycled.

A filtering distillation device and method for mineral oil production are characterized in that the implementation method comprises the following steps:

firstly, filling mineral oil to be processed into an electrostatic adsorption device from a first valve 11, adsorbing larger impurities of the mineral oil on an electrostatic adsorption pipe 1001 in the electrostatic adsorption device, allowing the mineral oil to flow into a distillation retort 16 from a second valve 12, extending a telescopic column of a hydraulic cylinder 3 to drive a sliding plate 13 to slide forwards, driving the impurities on the electrostatic adsorption pipe 1001 to move forwards by sliding the sliding plate 13 forwards, and when the sliding plate 13 moves forwards to contact with the rear side of a sliding frame 14, the sliding frame 14 moves forwards, the sliding frame 14 moves forwards to drive the spring 15 to be compressed, the sliding frame 14 and the sliding plate 13 move to the upper end of the waste box 4, impurities leak into the waste box 4 from a gap between the sliding frame 14 and the sliding plate 13, the hydraulic cylinder 3 retracts after the impurities leak into the waste box 4, the hydraulic cylinder 3 retracts to drive the sliding plate 13 to move backwards, and the spring 15 ejects the sliding frame 14 to reset after the sliding plate 13 moves backwards;

secondly, the mineral oil filtered by the electrostatic adsorption device flows into the distillation retort 16 from the second valve 12, the heater 17 starts to heat the distillation retort 16, the water vapor generated by heating is upwards conveyed into the condenser 20 from the conveying pipe 19, the mineral oil left after evaporation is filtered by the graphite filter 18, and the filtered mineral oil flows into the heat exchanger 21 from the third valve 1704;

thirdly, the water vapor conveyed into the condenser 20 is condensed into water when meeting the condensation and falls into the water containing tank 8 containing the water, the cold water in the water containing tank 8 enters the heat exchanger 21 from the water inlet pipe 22 to cool the heated mineral oil, the warm water which is changed into the mineral oil after the temperature is lowered flows back into the water containing tank 8 from the water outlet pipe 23 to cool the water, and the cooled mineral oil flows out of the fourth valve 24 into the oil barrel which is prepared in advance.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A filtering and distilling device for mineral oil production comprises a first mounting rack (1), a U-shaped mounting rack (2) and a hydraulic cylinder (3), wherein the U-shaped mounting rack (2) is fixedly connected to one side of the top of the first mounting rack (1), the hydraulic cylinder (3) is arranged on one side of the U-shaped mounting rack (2), the filtering and distilling device is characterized by further comprising a waste bin (4), an L-shaped mounting rack (5), a support (6), a second mounting rack (7), a water containing tank (8), an electrostatic adsorption device, a distilling device, a condensing device and a cooling device, a telescopic column of the hydraulic cylinder (3) is connected with the electrostatic adsorption device, an opening is formed in one side, away from the U-shaped mounting rack (2), of the first mounting rack (1), the waste bin (4) is fixedly connected in the opening, the L-shaped mounting rack (5) is fixedly connected to one side of the first mounting rack (, distillation plant is connected with electrostatic adsorption device, and first mounting bracket (1) one side L shape mounting bracket (5) below parallel is equipped with a plurality of supports (6), and fixed mounting has the heat sink on support (6), and heat sink one side is equipped with second mounting bracket (7), and second mounting bracket (7) top fixed mounting has flourishing water tank (8), and flourishing water tank (8) are connected with the heat sink.

2. The filtering distillation device for mineral oil production according to claim 1, wherein the electrostatic adsorption device comprises a housing (9), a mounting block (10), an electrostatic adsorption tube (1001), a first valve (11), a second valve (12), a sliding plate (13), a sliding frame (14) and a spring (15), the mounting block (10) is fixedly mounted on one side of the U-shaped mounting frame (2), one side of the mounting block (10) is fixedly connected with the housing (9), one side of the mounting block (10) is fixedly connected with one end of the multiple rows of electrostatic adsorption tubes (1001) in a penetrating manner, the electrostatic adsorption tube (1001) penetrates one side of the housing (9), an output shaft of the motor penetrates through the mounting block (10) and the housing (9), the output shaft of the motor is slidably connected with the mounting block (10) and the housing (9), the first valve (11) is fixedly mounted on the top of the housing (9), one end of the second valve (12) is fixedly mounted on one side of the housing (9) close to the distillation device, the other end of second valve (12) is connected with distillation plant, the output shaft fixedly connected with sliding plate (13) of motor, sliding plate (13) are passed to electrostatic absorption pipe (1001), sliding plate (13) and electrostatic absorption pipe (1001) sliding connection, the contact of electrostatic absorption pipe (1001) other end has carriage (14) one side, the one end of a plurality of springs (15) of carriage (14) opposite side fixedly connected with, the other end and shell (9) one side inner wall fixed connection of spring (15).

3. The filtering distillation device for mineral oil production according to claim 2, wherein the distillation device comprises a distillation tank (16), a pressure gauge (1601), a heater (17), a connecting piece (1701), a threaded rod (1702), a nut (1703), a third valve (1704), a graphite filter (18) and a condensing assembly, the distillation tank (16) is arranged at the top of the L-shaped mounting frame (5), the pressure gauge (1601) is fixedly installed at one side of the distillation tank (16), the heater (17) is sleeved outside the distillation tank (16), the connecting pieces (1701) are arranged at the upper part and the lower part of the connecting part of the heater (17), the threaded rod (1702) penetrates through the parallel connecting pieces (1701), the nut (1703) is in threaded connection with the threaded rod (1702), the threaded rod (1702) is fixed on the connecting piece (1701) through the nut (1703), and the third valve (1704) is fixedly installed at the lower part of the, a graphite filter (18) is arranged in the distillation tank (16), and the top of the distillation tank (16) is connected with a condensation component in a penetrating manner.

4. A filter distillation apparatus for mineral oil production according to claim 3, wherein the condensing unit comprises a duct (19) and a condenser (20), one end of the duct (19) is connected to the top of the distillation tank (16) through, and the other end of the duct (19) is connected to the condenser (20) through.

5. A filtering distillation device for mineral oil production as defined in claim 4, wherein the temperature reduction device comprises a heat exchanger (21), a water inlet pipe (22), a water outlet pipe (23) and a fourth valve (24), the heat exchanger (21) is fixedly mounted on the support (6), the water inlet pipe (22) is arranged at one end of one side of the heat exchanger (21) close to the hydraulic cylinder (3), the water outlet pipe (23) is arranged at one end of one side of the heat exchanger (21) far away from the hydraulic cylinder (3), and the fourth valve (24) is arranged at one end of the bottom of the heat exchanger (21) far away from the distillation tank (16).

6. A filtering distillation device and method for mineral oil production are characterized in that the implementation method comprises the following steps:

firstly, mineral oil to be processed is poured into an electrostatic adsorption device from a first valve (11), larger impurities of the mineral oil are adsorbed on an electrostatic adsorption pipe (1001) in the electrostatic adsorption device, the mineral oil flows into a distillation tank (16) from a second valve (12), a telescopic column of a hydraulic cylinder (3) extends out to drive a sliding plate (13) to slide forwards, the sliding plate (13) slides forwards to drive the impurities on the electrostatic adsorption pipe (1001) to move forwards, when the sliding plate (13) moves forwards to be in contact with one side of a sliding frame (14), the sliding frame (14) moves forwards, the sliding frame (14) drives a spring (15) to be compressed, the sliding frame (14) and the sliding plate (13) move to the upper end of a waste material box (4), the impurities leak into the waste material box (4) from a gap between the sliding frame (14) and the sliding plate (13), and the hydraulic cylinder (3) retracts after the impurities leak into the waste material box (4), the hydraulic cylinder (3) retracts to drive the sliding plate (13) to move backwards, and the sliding plate (13) moves backwards, and then the spring (15) pops out the sliding frame (14) to reset;

secondly, mineral oil filtered by the electrostatic adsorption device flows into a distillation tank (16) from a second valve (12), a heater (17) starts to heat the distillation tank (16), water vapor generated by heating is conveyed upwards into a condenser (20) from a conveying pipe (19), the mineral oil left after evaporation is filtered by a graphite filter (18), and the mineral oil flows into a heat exchanger (21) from a third valve (1704) after filtration;

and thirdly, the water vapor conveyed into the condenser (20) is condensed into water when meeting the condensation and falls into a water containing tank (8) containing the water, cold water in the water containing tank (8) enters a heat exchanger (21) from a water inlet pipe (22) to cool the heated mineral oil, warm water which is changed by temperature rise after the mineral oil is cooled flows back into the water containing tank (8) from a water outlet pipe (23) to cool the water, and the cooled mineral oil flows out of a fourth valve (24) into an oil barrel which is prepared in advance.