CN214830190U

CN214830190U - Dewatering device for oil and fat refining

Info

Publication number: CN214830190U
Application number: CN202120744494.XU
Authority: CN
Inventors: 李国斌
Original assignee: Linyi Youkang Biology Co ltd
Current assignee: Linyi Youkang Biology Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-11-23
Anticipated expiration: 2031-04-12

Abstract

The utility model relates to the technical field of oil refining, in particular to a dehydration device for oil refining, which comprises a dehydration box, a blow-off box and a salt adding box, wherein the upper end of the dehydration box is connected with the salt adding box, and the lower end of the dehydration box is connected with the blow-off box; the interior of the dewatering box and the interior of the blow-off box are both hollow structures, an open salt adding groove is arranged in the salt adding box, and a cover plate is arranged in the salt adding groove; the side surface of the dehydration box is provided with a feed inlet and an oil outlet, the side surface of the sewage outlet is provided with a sewage outlet, the feed inlet is arranged close to the bottom of the dehydration box, the oil outlet is arranged close to the top of the dehydration box, and the feed inlet and the water outlet are symmetrically arranged at two sides of the dehydration box; the front surface of the dewatering box is provided with a sealing plate which is fixed with the dewatering box through a pin; the dehydration device provided by the utility model utilizes the characteristics of different densities of salt water and grease generated by dissolving water and salt in the grease to dehydrate the grease; the device has simple integral structure, good dehydration effect and high dehydration efficiency.

Description

Dewatering device for oil and fat refining

Technical Field

The utility model relates to an oil and fat refining technical field specifically is a dehydrating unit is used in oil and fat refining.

Background

The oil refining refers to a series of treatments such as decolorization, dehydration, deodorization, winterization, dewaxing and the like to remove solid impurities, free fatty acid, water, peculiar smell and the like contained in the oil.

The oil refining comprises physical refining and chemical refining. Wherein, the chemical refining comprises alkali refining deacidification, water washing to remove alkali, dehydration, decoloration, deodorization and the like, and the dehydration is essential in the chemical refining process of the oil. The existing dehydration mode needs to be vacuumized and stirred for a long time under the sealed high-temperature condition for dehydration; the method has the advantages of harsh conditions, high energy consumption, long time, high cost, low efficiency and difficulty in ensuring production benefits.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dehydrating unit is used in grease refining to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dehydration device for oil refining comprises a dehydration box, a drain box and a salt adding box, wherein the upper end of the dehydration box is connected with the salt adding box, and the lower end of the dehydration box is connected with the drain box; the interior of the dewatering box and the interior of the blow-off box are both hollow structures, an open salt adding groove is arranged in the salt adding box, and a cover plate is arranged in the salt adding groove; the side surface of the dehydration box is provided with a feed inlet and an oil outlet, the side surface of the drain box is provided with a drain outlet, the feed inlet is arranged close to the bottom of the dehydration box, the oil outlet is arranged at the upper half part of the dehydration box, and the feed inlet and the oil outlet are symmetrically arranged at two sides of the dehydration box; and a sealing plate is arranged on the front surface of the dewatering box and is fixed with the dewatering box through a pin.

Preferably, the bottom of the dewatering box is provided with a baffle plate, and the baffle plate is arranged at the junction of the dewatering box and the sewage draining box; a filter plate is arranged in the dewatering box, a filter hole is formed in the filter plate, and the filter plate is located between the feed inlet and the oil outlet.

Preferably, a drain pipe is arranged between the filter plate and the baffle plate and is communicated with the space above the filter plate and the space below the baffle plate.

Preferably, the bottom of the salting tank is provided with an inclined guide surface, and the cover plate is clamped at the bottom of the guide surface.

Preferably, the top of the dewatering box is provided with a coaming, and the coaming is formed by butting a guide plate and a connecting plate; and a closed chamber is enclosed between the enclosing plate and the inner wall of the dewatering box, the oil outlet is positioned in the closed chamber, and the enclosing plate is provided with an oil seepage hole.

Preferably, the guide plate is obliquely arranged, the connecting plate is vertically arranged, the guide plate is obliquely and downwards arranged, and the oil penetration holes are uniformly formed in the connecting plate.

Preferably, a sealing ring is arranged between the sealing plate and the dewatering box, and the sealing ring is made of rubber materials.

Preferably, the whole sewage draining box is of an inverted trapezoidal structure, and the sewage draining outlets are symmetrically arranged on two sides of the sewage draining box.

Compared with the prior art, the beneficial effects of the utility model are that: the dehydration device provided by the utility model utilizes the characteristics of different densities of salt water and grease generated by dissolving water and salt in the grease to dehydrate the grease; the device has simple integral structure, good dehydration effect and high dehydration efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the dewatering box of the present invention;

reference numbers in the figures: 1. a dewatering box; 11. a feed inlet; 12. an oil discharge port; 13. a baffle plate; 14. filtering the plate; 15. a blow-off pipe; 16. enclosing plates; 17. an oil-bleeding hole; 2. a sewage draining tank; 21. a sewage draining outlet; 3. adding a salt box; 31. a salt adding groove; 32. a cover plate; 33. a guide surface; 4. a sealing plate; 41. a pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a dehydration device for oil refining comprises a dehydration box 1, a sewage discharge box 2 and a salt adding box 3, wherein the upper end of the dehydration box 1 is connected with the salt adding box 3, and the lower end is connected with the sewage discharge box 2; the interior of the dewatering box 1 and the interior of the sewage draining box 2 are both hollow structures, an open salt adding groove 31 is arranged in the salt adding box 3, and a cover plate 32 is arranged in the salt adding groove 31; the lateral surface of the dehydration box 1 is provided with a feed inlet 11 and an oil outlet 12, the lateral surface of the sewage discharge box 2 is provided with a sewage discharge outlet 21, the feed inlet 11 is arranged along the bottom of the dehydration box 1, the oil outlet 12 is arranged at the upper half part of the dehydration box 1, and the feed inlet 11 and the oil outlet 12 are symmetrically arranged at two sides of the dehydration box 1; a sealing plate 4 is arranged on the front surface of the dewatering box 1, and the sealing plate 4 is fixed with the dewatering box 1 through a pin 41.

Further, a baffle 13 is arranged at the bottom of the dewatering box 1, and the baffle 13 is arranged at the junction of the dewatering box 1 and the sewage draining box 2; a filter plate 14 is arranged in the dewatering box 1, a filter hole is formed in the filter plate 14, and the filter plate 14 is located between the feed inlet 11 and the oil discharge outlet 12.

Further, a sewage discharge pipe 15 is arranged between the filter plate 14 and the baffle 13, and the sewage discharge pipe 15 is communicated with the space above the filter plate 14 and the space below the baffle 13.

Furthermore, the bottom of the salting tank 31 is provided with an inclined guide surface 33, and the cover plate 32 is clamped at the bottom of the guide surface 33.

Furthermore, a coaming 16 is arranged at the top of the dewatering box 1, and the coaming 16 is formed by butting a guide plate and a connecting plate; a closed chamber is defined between the enclosing plate 16 and the inner wall of the dewatering box 1, the oil outlet 12 is positioned in the closed chamber, and the enclosing plate 16 is provided with an oil penetration hole 17.

Furthermore, the guide plate is obliquely arranged, the connecting plate is vertically arranged, the guide plate is obliquely and downwards arranged, and the oil seepage holes 17 are uniformly formed in the connecting plate.

Further, a sealing ring is arranged between the sealing plate 4 and the dewatering box 1, and the sealing ring is made of rubber materials.

Further, the whole sewage draining box 2 is of an inverted trapezoidal structure, and the sewage draining outlets 21 are symmetrically arranged on two sides of the sewage draining box 2.

The working principle is as follows: in the actual use process, the grease containing water is added into the dewatering box 1 from the feed inlet 11; with the addition of the grease, the grease on the baffle 13 is accumulated upwards and passes through the filtering holes of the filtering plate 14; salt is added into the dehydration box 1 through a salt adding groove 31, and the salt is accumulated on the filter plate 14; the grease continuously flows upwards in the salt on the filter plate 14, and in the flowing process, water in the grease and the salt are mutually dissolved to form brine; the density of the brine is greater than that of the grease, the brine moves downwards, and the grease moves upwards, so that oil-water separation is realized. The salt water is conveyed into the sewage draining box 2 below the baffle 13 through the sewage draining pipe 15 on the filter plate 14 and is uniformly drained from the sewage draining port 21. The grease gradually moves upwards from the salt layer and finally leaks from the oil seepage holes 17 on the enclosing plate 16, falls into a closed chamber enclosed between the enclosing plate 16 and the inner wall of the dewatering box 1 and is uniformly discharged from the oil discharge port 12.

The trapezoidal sewage draining box 2, the inclined guide plate and the guide surface 33 play a role in guiding, the cover plate 32 is sealed to the salt adding groove 31, and the cover plate is opened when salt is added; by detaching the sealing plate 4, the dewatering box 1 is cleaned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dehydrating device for oil and fat refining is characterized in that: the salt adding device comprises a dewatering box (1), a sewage draining box (2) and a salt adding box (3), wherein the upper end of the dewatering box (1) is connected with the salt adding box (3), and the lower end of the dewatering box (1) is connected with the sewage draining box (2); the interior of the dewatering box (1) and the interior of the sewage draining box (2) are both hollow structures, an open salt adding groove (31) is arranged in the salt adding box (3), and a cover plate (32) is arranged in the salt adding groove (31); the lateral surface of the dewatering box (1) is provided with a feed inlet (11) and an oil discharge port (12), the lateral surface of the sewage discharge box (2) is provided with a sewage discharge port (21), the feed inlet (11) is arranged by being attached to the bottom of the dewatering box (1), the oil discharge port (12) is arranged at the upper half part of the dewatering box (1), and the feed inlet (11) and the oil discharge port (12) are symmetrically arranged at two sides of the dewatering box (1); the front surface of the dewatering box (1) is provided with a sealing plate (4), and the sealing plate (4) is fixed with the dewatering box (1) through a pin (41).

2. The oil and fat refining dehydration apparatus according to claim 1, characterized in that: the bottom of the dewatering box (1) is provided with a baffle (13), and the baffle (13) is arranged at the junction of the dewatering box (1) and the sewage draining box (2); a filter plate (14) is arranged in the dewatering box (1), a filter hole is formed in the filter plate (14), and the filter plate (14) is located between the feed inlet (11) and the oil discharge outlet (12).

3. The oil and fat refining dehydration apparatus according to claim 2, characterized in that: a sewage discharge pipe (15) is arranged between the filter plate (14) and the baffle plate (13), and the sewage discharge pipe (15) is communicated with the space on the upper side of the filter plate (14) and the space on the lower side of the baffle plate (13).

4. The oil and fat refining dehydration apparatus according to claim 1, characterized in that: the bottom of the salt adding groove (31) is provided with an inclined guide surface (33), and the cover plate (32) is clamped at the bottom of the guide surface (33).

5. The oil and fat refining dehydration apparatus according to claim 1, characterized in that: the top of the dewatering box (1) is provided with a coaming (16), and the coaming (16) is formed by butting a guide plate and a connecting plate; a closed chamber is enclosed between the enclosing plate (16) and the inner wall of the dewatering box (1), the oil drain port (12) is positioned in the closed chamber, and the enclosing plate (16) is provided with an oil penetration hole (17).

6. The oil and fat refining dehydration apparatus according to claim 5, characterized in that: the guide plate is obliquely arranged, the connecting plate is vertically arranged, the guide plate is obliquely and downwards arranged, and the oil seepage holes (17) are uniformly formed in the connecting plate.

7. The oil and fat refining dehydration apparatus according to claim 1, characterized in that: and a sealing ring is arranged between the sealing plate (4) and the dewatering box (1), and is made of rubber materials.

8. The oil and fat refining dehydration apparatus according to claim 1, characterized in that: the whole sewage draining box (2) is of an inverted trapezoidal structure, and the sewage draining outlets (21) are symmetrically arranged on two sides of the sewage draining box (2).