CN112175727A - A deacidification device for rice bran oil deacidification technology - Google Patents
A deacidification device for rice bran oil deacidification technology Download PDFInfo
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- CN112175727A CN112175727A CN202011054795.6A CN202011054795A CN112175727A CN 112175727 A CN112175727 A CN 112175727A CN 202011054795 A CN202011054795 A CN 202011054795A CN 112175727 A CN112175727 A CN 112175727A
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- Prior art keywords
- deacidification
- hole
- rampart
- radial
- toper
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B3/00—Refining fats or fatty oils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
- B05B1/3405—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl
- B05B1/341—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to produce swirl before discharging the liquid or other fluent material, e.g. in a swirl chamber upstream the spray outlet
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a deacidification device for a rice bran oil deacidification process, wherein an oil mist spray head of the deacidification device comprises a spray head body, a first annular wall, a second annular wall, an outlet part, a conical bottom and a conical column, and the deacidification device is characterized in that: the left side of second rampart is provided with the left side end that the bearing plate is used for sealing the second rampart, one side that the internal week of shower nozzle body is close to export department is provided with the toper bottom, toper bottom and second rampart, constitute first whirl chamber between the bearing plate, constitute second whirl chamber between toper bottom and the export department, the left side of toper bottom is provided with the toper post, the periphery of toper post is provided with the whirl structure, set up a plurality of first radial through-holes along circumference distribution on the second rampart, set up a plurality of second radial through-holes along circumference distribution on the toper bottom. According to the oil mist spray head, the design of the spiral swirl wheel and the swirl plate can increase the atomization pressure, the atomization effect of oil mist can be obviously improved, the atomization particle size is smaller, and the atomization is more uniform.
Description
Technical Field
The invention relates to the technical field of rice bran oil deacidification/deodorization processes, and particularly relates to a deacidification device for a rice bran oil deacidification process.
Background
Rice bran oil (also called rice embryo oil, rice oil) exists between the rice husk and embryo, and rice is processed and exists in the byproduct rice bran and rice embryo, extracted and refined to obtain the final product. The rice oil is rich in oryzanol, phytosterol and natural vitamin E, wherein the content of the oryzanol reaches 3000 ppm-7000 ppm, which is very little in other vegetable oils. Oryzanol can reduce total cholesterol and blood lipid, and has unique effects of regulating nerve, tranquilizing mind, improving sleep, and relieving fatigue. How to retain oryzanol as much as possible in the rice bran oil refining and deacidification process is a problem to be solved, for example, the prior art CN102492546A discloses a rice bran oil refining and byproduct production method, and CN103087821A discloses a rice bran oil refining method for retaining oryzanol, and a plurality of oil mist nozzles/steam nozzles are arranged in a deacidification tower/a deodorization tower.
However, the existing oil mist spray head has the problems of not fine enough atomization and not uniform enough atomization, and further design and improvement are needed to improve the atomization effect of the oil mist.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a deacidification device for a rice bran oil deacidification process.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a deacidification device for rice bran oil deacidification technology, its includes a plurality of oil mist shower nozzles (N) that set up in the deacidification device, the oil mist shower nozzle includes shower nozzle body (1), first rampart (2), second rampart (3), export department (4), bearing disc (5), toper bottom (6), toper post (7), first rampart, second rampart set up respectively in the left side of shower nozzle body, constitute first axial passageway (9) between first rampart, the second rampart, the export department sets up in the right side of shower nozzle body, its characterized in that: the left side of second rampart is provided with the bearing plate and is used for sealing the left side end of second rampart, the one side that the internal periphery of shower nozzle body is close to the export department is provided with the toper bottom, toper bottom and second rampart, constitute first whirl chamber (C1) between the bearing plate, constitute second whirl chamber (C2) between toper bottom and the export department, the left side of toper bottom is provided with the toper post, the periphery of toper post is provided with the whirl structure, set up a plurality of first radial through-holes (10) that distribute along circumference on the second rampart, set up a plurality of second radial through-holes (12) that distribute along circumference on the toper bottom, first whirl chamber (C1) are only through a plurality of first radial through-holes, a plurality of second radial through-holes respectively with first axial passage, second whirl chamber intercommunication.
Further, a plurality of swirl vanes (13) distributed along the circumferential direction are arranged on the left side of the outlet part and in the second swirl chamber, the swirl vanes are arranged along the radial direction, and are vertical to the axis of the oil mist spray head in the axial view.
Furthermore, the rotational flow structure is a spiral rotational flow wheel (8), one end of the outer diameter of the spiral rotational flow wheel is large, the other end of the outer diameter of the spiral rotational flow wheel is small, and the outer diameter of the spiral rotational flow wheel gradually decreases from one end close to the pressure bearing disc to one end close to the outlet portion.
Furthermore, the conical bottom is provided with a conical part (11), one end of the conical part is connected with the second annular wall, the other end of the conical part is connected with the right bottom end of the conical bottom, and the right bottom end is a blind end; the second radial through hole is obliquely arranged relative to the axial direction, and the included angle between the second radial through hole and the axis of the oil mist spray head is 50-65 degrees.
Further, the outlet portion comprises a first outlet hole (14), a second outlet hole (15) located at the downstream end of the first outlet hole, the second outlet hole is a diffusion outlet hole, and the axes of the first outlet hole and the second outlet hole are repeated with the axis of the oil mist spray head.
Further, the outlet portion further comprises a transition hole (16), the transition hole is arranged on the upstream of the first outlet hole and is a tapered hole, and the slope of the tapered hole is the same as that of the inclined plane of the swirl plate at the end, adjacent to the transition hole, of the swirl plate.
Further, the flow path of the oil mist spray head is a first axial passage (9) → a first radial through hole (10) → a first swirling flow chamber (C1) → a second radial through hole (12) → a second swirling flow chamber (C2) → a first outlet hole (14) → a second outlet hole (15).
According to the deacidification device for the rice bran oil deacidification process, the oil mist spray head in the deacidification device is designed and improved, and compared with the existing oil mist spray head, the oil mist spray head can increase the atomization pressure through the design of the spiral swirl wheel and the swirl plate, the atomization effect of oil mist can be obviously improved, the atomization particle size is smaller, and the atomization is more uniform.
Drawings
FIG. 1 is a schematic flow diagram of a prior art rice bran oil production process;
FIG. 2 is a schematic flow diagram of a prior art rice bran oil production process;
FIG. 3 is a schematic diagram of a deacidification/deodorization device used in rice bran oil deacidification/deodorization process in the prior art;
fig. 4 is a schematic structural diagram of a spray head of the deacidification device for the rice bran oil deacidification process.
In the figure: the de-acidification device A comprises a (oil mist) spray head N, a spray head body 1, a first annular wall 2, a second annular wall 3, an outlet part 4, a pressure bearing disc 5, a conical bottom 6, a conical column 7, a spiral swirl wheel 8, a first axial channel 9, a first radial through hole 10, a conical part 11, a second radial through hole 12, a swirl plate 13, a first outlet hole 14, a second outlet hole 15, a transition hole 16, a first swirl cavity C1 and a second swirl cavity C2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the conventional rice bran oil production process comprises the following process steps: water washing for impurity removal → acid/salt combined degumming → low temperature dewaxing → pre-decolorization/decolorization → deacidification/deodorization → winterization degreasing → second grade product oil. The deacidification tower/deodorization tower is respectively connected with a shield pump, a heater, a freezing vacuum pump and the like, and a plurality of oil mist spray heads/steam spray heads N are arranged in the deacidification tower/deodorization tower A.
As shown in fig. 4, a deacidification device for rice bran oil deacidification process includes a plurality of oil mist nozzles N arranged in the deacidification device, where the oil mist nozzles include a nozzle body 1, a first annular wall 2, a second annular wall 3, an outlet portion 4, a pressure bearing disc 5, a tapered bottom 6 and a tapered column 7, the first annular wall 2 and the second annular wall 3 are respectively arranged on the left side of the nozzle body 1, a first axial passage 9 is formed between the first annular wall 2 and the second annular wall 3, and the outlet portion 4 is arranged on the right side of the nozzle body 1, and the deacidification device is characterized in that: the left side of second rampart 3 is provided with pressure-bearing disc 5 and is used for sealing the left side end of second rampart 3, the inner periphery of shower nozzle body 1 is provided with toper bottom 6 near one side of export portion 4, toper bottom 6 and second rampart 3, constitute first whirl chamber C1 between the pressure-bearing disc 5, constitute second whirl chamber C2 between toper bottom 6 and the export portion 4, the left side of toper bottom 6 is provided with toper post 7, the periphery of toper post 7 is provided with the whirl structure, a plurality of first radial through-holes 10 along circumference distribution have been seted up on the second rampart 3, a plurality of second radial through-holes 12 along circumference distribution have been seted up on the toper bottom 6, first whirl chamber C1 only communicates with first axial duct 9, second whirl chamber C2 through a plurality of first radial through-holes 10, a plurality of second radial through-holes 12 respectively.
Further, a plurality of circumferentially distributed swirl plates 13 are arranged in the left side of the outlet portion 4 and in the second swirl chamber C2, the swirl plates 13 being arranged substantially radially and perpendicular to the axial direction (perpendicular to the axis of the mist head in an axial view).
Further, the whirl structure is spiral whirl wheel/spiral whirl piece 8, and spiral whirl wheel 8's external diameter one end is big, one end is little, specifically, from the one end that is close to pressure-bearing disc 5 to the one end that is close to export portion 4, spiral whirl wheel 8's external diameter diminishes gradually.
According to the deacidification device for the rice bran oil deacidification process, the oil mist spray head N in the deacidification device is designed and improved, and compared with the existing oil mist spray head, the oil mist spray head can remarkably improve the atomization effect of oil mist through the design of the spiral swirl wheel 8 and the swirl plate 13, and is fine in atomization particle size and uniform in atomization.
Further, the conical bottom 6 is provided with a conical part 11, one end of the conical part 11 is connected with the second annular wall 3, the other end of the conical part 11 is connected with the right bottom end of the conical bottom 6, the right bottom end is a blind end, the second radial through hole 12 is arranged obliquely relative to the axial direction, and the included angle between the second radial through hole 12 and the axis of the oil mist spray head is 55-60 degrees.
Further, the outlet portion 4 includes a first outlet hole 14, a second outlet hole 15, the second outlet hole 15 being located at a downstream end of the first outlet hole 14, the second outlet hole 15 being a diffusion outlet hole, an axis of the first outlet hole 14, an axis of the second outlet hole 15 being repeated with an axis of the oil mist head; the outlet portion 4 further comprises a transition hole 16, the transition hole 16 being arranged upstream of the first outlet hole 14, the transition hole 16 being a tapered hole, the slope of the tapered hole being the same as the slope of the inclined surface of the swirler plate 13 adjacent to the end of the transition hole 16. The flow path of the present invention is thus the first axial passage 9 → the first radial through hole 10 → the first swirl chamber C1 → the second radial through hole 12 → the second swirl chamber C2 → the first outlet hole 14 → the second outlet hole 15, and by designing the flow path and matching the spiral swirl wheel 8 and the swirl plate 13, the atomization pressure can be increased, the atomization effect of the oil mist can be further improved, the atomized particle size is finer, and the atomization is more uniform.
According to the deacidification device for the rice bran oil deacidification process, the oil mist spray head in the deacidification device is designed and improved, and compared with the existing oil mist spray head, the oil mist spray head can increase the atomization pressure through the design of the spiral swirl wheel and the swirl plate, the atomization effect of oil mist can be obviously improved, the atomization particle size is smaller, and the atomization is more uniform.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a deacidification device for rice bran oil deacidification technology, its includes a plurality of oil mist shower nozzles (N) that set up in the deacidification device, the oil mist shower nozzle includes shower nozzle body (1), first rampart (2), second rampart (3), export department (4), bearing disc (5), toper bottom (6), toper post (7), first rampart, second rampart set up respectively in the left side of shower nozzle body, constitute first axial passageway (9) between first rampart, the second rampart, the export department sets up in the right side of shower nozzle body, its characterized in that: the left side of second rampart is provided with the bearing plate and is used for sealing the left side end of second rampart, one side that the internal periphery of shower nozzle body is close to the export portion is provided with the toper bottom, toper bottom and second rampart, constitute first whirl chamber (C1) between the bearing plate, constitute second whirl chamber (C2) between toper bottom and the export portion, the left side of toper bottom is provided with the toper post, the periphery of toper post is provided with the whirl structure, set up a plurality of first radial through-holes (10) along circumference distribution on the second rampart, set up a plurality of second radial through-holes (12) along circumference distribution on the toper bottom, first whirl chamber (C1) are through a plurality of first radial through-holes, a plurality of second radial through-holes respectively with first axial passage, second whirl chamber intercommunication.
2. A deacidification apparatus for deacidifying rice bran oil as claimed in claim 1, wherein a plurality of circumferential swirl plates (13) are arranged in the second swirl chamber at the left side of the outlet part, and the swirl plates are arranged in a radial direction and perpendicular to the axis of the oil mist spray head in an axial view.
3. The deacidification device used for the deacidification process of the rice bran oil according to the claim 2, wherein the spiral flow structure is a spiral flow wheel (8), the outer diameter of the spiral flow wheel is large at one end and small at the other end, and the outer diameter of the spiral flow wheel is gradually reduced from one end close to the pressure bearing disc to one end close to the outlet part.
4. A deacidification apparatus for deacidifying rice bran oil according to claim 3, wherein said tapered bottom portion has a tapered portion (11), one end of the tapered portion is connected to the second annular wall, the other end of the tapered portion is connected to the right bottom end of the tapered bottom portion, and the right bottom end is a blind end; the second radial through hole is obliquely arranged relative to the axial direction, and the included angle between the second radial through hole and the axis of the oil mist spray head is 50-65 degrees.
5. A deacidification apparatus for deacidifying rice bran oil according to claim 4, wherein said outlet portion comprises a first outlet hole (14), a second outlet hole (15) at the downstream end of the first outlet hole, the second outlet hole is a diffusion outlet hole, and the axes of the first outlet hole and the second outlet hole are repeated with the axis of the oil mist spray head.
6. A deacidification device for rice bran oil deacidification process as claimed in claim 5, wherein the outlet portion further comprises a transition hole (16), the transition hole is arranged at the upstream of the first outlet hole, the transition hole is a tapered hole, and the slope of the tapered hole is the same as that of the inclined surface of the swirl plate at the end adjacent to the transition hole.
7. The deacidification device for the deacidification process of rice bran oil according to claim 6, wherein the flow path of the oil mist spray head is a first axial passage (9) → a first radial through hole (10) → a first rotational flow cavity (C1) → a second radial through hole (12) → a second rotational flow cavity (C2) → a first outlet hole (14) → a second outlet hole (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011054795.6A CN112175727B (en) | 2020-09-30 | 2020-09-30 | A deacidification device for rice bran oil deacidification technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011054795.6A CN112175727B (en) | 2020-09-30 | 2020-09-30 | A deacidification device for rice bran oil deacidification technology |
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| CN112175727A true CN112175727A (en) | 2021-01-05 |
| CN112175727B CN112175727B (en) | 2022-04-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113019728A (en) * | 2021-02-16 | 2021-06-25 | 南昌京墨智能科技发展有限公司 | Secondary atomized raw oil nozzle for carbon black production |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112175727B (en) | 2022-04-22 |
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Denomination of invention: A deacidification device for deacidification process of rice bran oil Effective date of registration: 20220712 Granted publication date: 20220422 Pledgee: Jiangxi Fengcheng Rural Commercial Bank Co.,Ltd. Pledgor: JIANGXI TIANYU GREASE Co.,Ltd. Registration number: Y2022980010250 |
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