Decoloring and refining device for lubricant base oil

Abstract

The utility model discloses a decoloring and refining device for lubricant base oil and relates to the technical field of lubricant base oil treatment. A feeding cylinder is arranged at the upper part of the stirring tank, a discharging pipe is arranged at the lower part of the stirring tank, the other end of the discharging pipe is connected to the upper part of a filter, an electromagnetic valve is mounted on the discharging pipe, three rows of stirring paddles which are symmetrical up and down are mounted on a stirring shaft, each stirring paddle is of a hollow structure, and an electric heating belt is mounted in each stirring paddle. The device has the beneficial effects that on the basis of stirring and filtering when the lubricating oil base oil is decolored and refined, the activity of the lubricating oil base oil is improved and the impurity removal rate of the lubricating oil base oil is higher by heating the mixture of the lubricating oil base oil and the impurity removal agent; the stirring paddle heats the materials when stirring the materials, and the heating efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to lubricating oil base oil processing technical field especially relates to a kind of decoloring refining device of lubricating oil base oil. BACKGROUND

[0002] Base oil raw materials usually contain various impurities, such as color impurities, gum, oxides, etc. By decoloring refining device, the base oil is finely processed, which can effectively reduce the energy consumption and production cost in the subsequent processing process. At present, when the existing device decolorizes and refines the lubricating oil base oil, it is usually based on gravity to filter the lubricating oil base oil, which results in a low filtering effect and reduces the decoloring and refining efficiency of the lubricating oil base oil.

[0003] Publication No. CN 222139023 U discloses a kind of decoloring refining device of lubricating oil base oil, by first motor output and first rotary rod fixed connection;First rotary rod fixedly installed with stirring plate, realize the sufficient stirring of lubricating oil base oil and impurity removing agent mixture, carry out sufficient impurity removal, improve the decoloring refining efficiency of lubricating oil base oil, realize the automatic subsequent filtration treatment after decoloring and refining of lubricating oil base oil, however, in the technical scheme, the lubricating oil base oil is treated at room temperature, and the activity of the lubricating oil base oil is not high, and the impurities are not completely separated. UTILITY MODEL CONTENT

[0004] In order to solve the problem that the lubricating oil base oil is not completely separated from impurities during decoloring and refining, the utility model provides a kind of decoloring refining device of lubricating oil base oil.

[0005] The technical scheme provided by the utility model is: a kind of decoloring refining device of lubricating oil base oil, including stirring tank, the upper portion of stirring tank is equipped with charging cylinder, the lower portion of stirring tank is equipped with discharge pipe, the other end of discharge pipe is connected in the upper portion of filter, and electromagnetic valve is installed on discharge pipe;

[0006] The cover plate of the stirring tank is bolted with a speed reducer motor, the speed reducer motor is fixedly connected with a stirring shaft, the stirring shaft extends into the cover plate of the stirring tank, three rows of symmetrical stirring paddles are installed on the stirring shaft, the stirring paddles are hollow structures, electric heating bands are installed in the stirring paddles, the stirring shaft is a hollow structure, the stirring paddles and the stirring shaft are sealingly connected through flanges and bolts, a wire penetrating pipe is arranged in the cavity of the stirring shaft, two wires of the electric heating bands penetrate into the wire penetrating pipe, the stirring shaft is sequentially sleeved with an insulating ring A, an insulating ring B and an insulating ring C from bottom to top at the part extending out of the cover plate of the stirring tank, an electrode ring A is sleeved on the outside of the insulating ring A, an electrode ring B is sleeved on the outside of the insulating ring B, the wire penetrating pipe extends upwards to the positions of the electrode ring A and the electrode ring B, the two wires of each electric heating band extending out of the wire penetrating pipe are electrically connected to the electrode ring A and the electrode ring B respectively, carbon brushes A and carbon brushes B are installed on the cover plate, the carbon brushes A are elastically attached to the outer circle of the electrode ring A, and the carbon brushes B are elastically attached to the outer circle of the electrode ring B.

[0007] The upper part of the feeding cylinder is sealingly connected with a sealing cap, the sealing cap is provided with a compressed air connecting pipe, and the stirring shaft and the cover plate are rotationally connected through a mechanical seal.

[0008] The utility model discloses a beneficial effect is: the utility model discloses on the basis of stirring, filtering when the lubricating oil base oil is decolorized and refined, through heating lubricating oil base oil and impurity removing agent mixture, improve lubricating oil base oil activity, lubricating oil base oil impurity removal rate is higher, through setting up electric heating band in stirring paddle, heating material when stirring material gives material, and heating efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0009] ATTACHED Figure 1 It is the structure schematic diagram of the utility model;

[0010] ATTACHED Figure 2 It is the A place enlarged view of attached Figure 1

[0011] ATTACHED Figure 3 It is the B place enlarged view of attached Figure 1

[0012] In the drawing, 1 is a stirring tank, 101 is a cover plate, 2 is a filter, 3 is a discharge pipe, 4 is an electromagnetic valve, 5 is a speed reducer motor, 6 is a stirring shaft, 7 is a stirring paddle, 8 is a feeding cylinder, 9 is a sealing cap, 10 is a compressed air connecting pipe, 11 is an electric heating band, 12 is a wire penetrating pipe, 13 is a mechanical seal, 14 is an insulating ring A, 15 is an electrode ring A, 16 is an electrode ring B, 17 is a carbon brush A, 18 is a carbon brush B, 19 is an insulating ring B, and 20 is an insulating ring C. DETAILED DESCRIPTION

[0013] As Figures 1 to 3 ​​As shown, a kind of decoloring refining device of lubricating oil base oil, including stirring tank 1, stirring tank 1 upper portion is equipped with feeding cylinder 8, stirring tank 1 lower portion is equipped with discharge pipe 3, discharge pipe 3 other end is connected in the upper portion of filter 2, discharge pipe 3 is equipped with solenoid valve 4 on;

[0014] The cover plate 101 of the stirring tank 1 is connected to the reduction motor 5 by bolts, the reduction motor 5 is fixedly connected to the stirring shaft 6, the stirring shaft 6 extends into the cover plate 101 of the stirring tank 1, the stirring shaft 6 is provided with three rows of symmetrical stirring paddles 7 from top to bottom, the stirring paddles 7 are hollow structures, the stirring paddles 7 are provided with electric heating bands 11, the stirring shaft 6 is a hollow structure, the stirring paddles 7 and the stirring shaft 6 are sealingly connected by flanges and bolts, the cavity of the stirring shaft 6 is provided with a wire penetrating pipe 12, the two wires of the electric heating band 11 penetrate into the wire penetrating pipe 12, the stirring shaft 6 is provided with an insulating ring A 14, an insulating ring B 19 and an insulating ring C 20 from bottom to top at the part extending out of the cover plate 101 of the stirring tank 1, the outer side of the insulating ring A 14 is provided with an electrode ring A 15, the outer side of the insulating ring B 19 is provided with an electrode ring B 16, the wire penetrating pipe 12 extends upward to the positions of the electrode ring A 15 and the electrode ring B 16, the two wires of each electric heating plate 11 extend out of the wire penetrating pipe 12 and are electrically connected to the electrode ring A 15 and the electrode ring B 16 respectively, the cover plate 101 is provided with a carbon brush A 17 and a carbon brush B 18, the carbon brush A 17 is elastically attached to the outer circle of the electrode ring A 15, and the carbon brush B 18 is elastically attached to the outer circle of the electrode ring B 16.

[0015] The utility model discloses on the basis of stirring and filtering when lubricating oil base oil is decolorized and refined, the mixture of lubricating oil base oil and impurity removing agent is heated, the activity of lubricating oil base oil is improved, the impurity removal rate of lubricating oil base oil is higher, the electric heating band 11 is arranged in the stirring paddle 6, and the material is heated when the stirring paddle 6 stirs the material, and the heating efficiency is high.

[0016] The upper portion of the feeding cylinder 8 is sealingly connected to a sealing cap 9 by threads, the sealing cap 9 is provided with a compressed air pipe 10, the stirring shaft 6 and the cover plate 101 are rotatably connected by a mechanical seal 13, after stirring is completed, compressed air is introduced into the stirring tank 1, the solenoid valve 4 is opened, the compressed air pushes the mixture of lubricating oil base oil and impurity removing agent in the stirring tank 1 to be discharged into the filter 2 for filtering, the compressed air can make the material in the stirring tank 1 be discharged completely, and a certain air pressure can be provided for the material at the upper portion of the filter 2, so that the filtering effect is improved.

Claims

1. A decolorizing refining apparatus for lubricating oil base oil, comprising a stirred tank (1), characterized by: The upper portion of the stirring tank (1) is provided with a feeding cylinder (8), and the lower portion of the stirring tank (1) is provided with a discharge pipe (3) connected to the upper portion of the filter (2), and the discharge pipe (3) is provided with an electromagnetic valve (4); The cover plate (101) of the stirring tank (1) is provided with a reduction motor (5) connected by bolts, the reduction motor (5) is fixedly connected with a stirring shaft (6), the stirring shaft (6) extends into the cover plate (101) of the stirring tank (1), the stirring shaft (6) is provided with three rows of symmetrical stirring paddles (7) arranged upward and downward, the stirring paddles (7) are of a hollow structure, the stirring paddles (7) are provided with electric heating bands (11), the stirring shaft (6) is of a hollow structure, the stirring paddles (7) and the stirring shaft (6) are sealingly connected through flanges and bolts, the stirring shaft (6) is provided with a wire penetrating pipe (12) in the cavity, two wires of the electric heating bands (11) penetrate into the wire penetrating pipe (12), the stirring shaft (6) is provided with an insulating ring A (14), an insulating ring B (19) and an insulating ring C (20) from bottom to top at the portion extending out of the cover plate (101) of the stirring tank (1), the outer side of the insulating ring A (14) is provided with an electrode ring A (15), the outer side of the insulating ring B (19) is provided with an electrode ring B (16), the wire penetrating pipe (12) extends upward to the positions of the electrode ring A (15) and the electrode ring B (16), the two wires of each electric heating band (11) extending out of the wire penetrating pipe (12) are electrically connected with the electrode ring A (15) and the electrode ring B (16) respectively, the cover plate (101) is provided with a carbon brush A (17) and a carbon brush B (18), the carbon brush A (17) is elastically attached to the outer circle of the electrode ring A (15), and the carbon brush B (18) is elastically attached to the outer circle of the electrode ring B (16).

2. The decoloring and purifying apparatus for lubricating oil base oil according to claim 1, characterized by: The upper portion of the feeding cylinder (8) is sealingly connected with a sealing cap (9) through threads, the sealing cap (9) is provided with a compressed air pipe (10), and the stirring shaft (6) and the cover plate (101) are rotatably connected through a mechanical seal (13).

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