CN217997095U - Oil residue processing system in camellia seed oil production process - Google Patents
Oil residue processing system in camellia seed oil production process Download PDFInfo
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- CN217997095U CN217997095U CN202221506306.0U CN202221506306U CN217997095U CN 217997095 U CN217997095 U CN 217997095U CN 202221506306 U CN202221506306 U CN 202221506306U CN 217997095 U CN217997095 U CN 217997095U
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Abstract
The invention relates to an oil residue treatment system in the production process of camellia seed oil, which relates to the technical field of agricultural and sideline food processing and comprises a first presser, an oil clarifying tank, a crude oil tank and a plate and frame filter which are sequentially connected; the plate frame filter is connected with an oil basin; the oil basin is connected with the grid sieve; the grid screen is connected with a second presser; the first presser and the second presser are both connected with an overflow type oil clarifying device; the first presser and/or the second presser are/is connected with tea seed moisture regulation and pressing equipment; oil outlets of the first presser, the second presser and the overflow type oil clarifying device are all connected with a scraper conveyor; one end of the scraper conveyor is connected with the oil clarifying pool, and the other end of the scraper conveyor is connected with the oil basin. The invention can realize large-scale treatment of oil residue, and the residual oil content of the cake is controlled to be below 4 percent.
Description
Technical Field
The invention relates to the technical field of agricultural and sideline food processing, in particular to an oil residue treatment system in a production process of camellia seed oil.
Background
The seeds of camellia oleifera are commonly called camellia seeds and can be used for extracting oil for eating. The tea oil is clear in color, delicious, rich in nutrition and long in storage life, and is high-quality edible oil; can also be used as lubricating oil and antirust oil for industry. Tea seeds are usually squeezed into tea oil through an oil press, and the tea seeds can generate excessive oil residues in the cold squeezing process to influence the quality of the tea oil. The oil residue is a composition and complex mixture thereof, and mainly contains residual tea oil, tea saponin and natural medicinal components.
At present, rancidity can be generated if the oil residue is not effectively treated in the tea oil production process, the processing loss is increased, and the treatment of the oil residue is always a difficult problem of enterprises. The prior oil residue treatment has the following defects: 1. the oil and residue separation effect is not ideal; 2. the daily output is low, and the oil residue cannot be treated in a large scale; 3. the labor intensity of the staff is high and the energy consumption is high.
In order to reduce the production cost, the original centrifugal oil residue treatment mode is not suitable for new requirements, and the development of an oil residue treatment method is very necessary.
Disclosure of Invention
Aiming at the problems, the invention provides an oil residue treatment system in the production process of camellia seed oil, which can realize large-scale treatment of oil residue, and the residual oil of cakes is controlled to be below 4%.
In order to achieve the purpose, the invention adopts the technical scheme that:
a method for processing oil residue in the production process of camellia seed oil comprises the following steps:
1) Collecting oil residues: the camellia seeds or the dregs cake are extruded by a squeezer to produce crude oil, tea cake or dregs cake; separating oil residue of the crude oil by an overflow type oil clarifying device (2), and precipitating the obtained crude tea oil in an oil clarifying pool to form secondary oil residue separation to obtain precipitated crude oil; filtering the precipitated crude oil through a plate and frame filter to form third oil residue separation; conveying all the obtained oil residues into an oil basin;
2) Mixing: and (3) precipitating the oil residue in the oil pan, and mixing the oil residue obtained after oil is separated out with the tea cake according to the ratio of 2.7-3.3:7 to form a mixture;
3) Screening: screening the mixture by using a mesh screen, removing large blocks of the mixture, and squeezing the rest mixture by a squeezer to form grease and a slag cake;
4) The steps are circulated for zero times or more;
5) Water regulation and squeezing: and (3) adopting tea seed water regulation and squeezing equipment to regulate the humidity of the residue cake to ensure that the water content in the mixed residue is 6-8% by weight, and then squeezing to finish the treatment of the oil residue.
As the optimization of the method, in the mixing step, the oil residue in the oil basin is subjected to precipitation processing for 10-14 hours.
An oil residue treatment system in the production process of oil-tea camellia seed oil comprises a first presser, an oil clarifying pool, a crude oil tank and a plate-and-frame filter which are sequentially connected; the plate frame filter is connected with an oil basin; the oil basin is connected with the grid sieve; the grid screen is connected with a second presser; the first presser and the second presser are both connected with an overflow type oil clarifying device; the first presser and/or the second presser are/is connected with tea seed moisture regulation and pressing equipment; oil outlets of the first presser, the second presser and the overflow type oil clarifying device are all connected with a scraper conveyor; one end of the scraper conveyor is connected with the oil clarifying pool, and the other end of the scraper conveyor is connected with the oil basin.
As a further improvement of the technical scheme, the residue discharge port of the first squeezer and/or the second squeezer is connected with the cake discharge auger; the cake discharging auger is connected with the cake warehouse.
As a further improvement of the technical scheme, the scraper conveyor is connected with an oil basin through a slag return auger.
As a further improvement of the technical scheme, the grid screen is connected with a second conveying auger through a second elevator, and the second conveying auger is connected with a material distributing auger; divide the material auger to connect first squeezer and second squeezer.
As a further improvement of the technical scheme, the overflow type oil clarifying device comprises an oil clarifying tank and an oil storage tank, wherein a crude oil inlet is formed in the bottom of the oil clarifying tank, an oil overflow baffle and an oil overflow groove are formed in the upper part of the oil clarifying tank, and the oil overflow groove is communicated with the oil storage tank.
As the further improvement of above-mentioned technical scheme, tea seed moisture regulation and control squeezes equipment includes oil press, feeder hopper and oil-out, is provided with the measuring pump on the oil press, passes through the atomizer of pipe connection with the measuring pump, atomizer sets up on the feeder hopper, the switch of measuring pump is controlled by moisture monitoring device, moisture monitoring device is connected with the moisture detector that sets up in the oil-out.
As a further improvement of the above technical solution, the moisture monitoring device is a motor.
As a further improvement of the technical scheme, the moisture detector is a humidity sensor.
Compared with the prior art, the invention has the advantages that:
1. the oil separation effect of the processed slag and oil is good, the residual oil of the cake is controlled to be below 4 percent, and the economic efficiency is considerable.
2. The functional nutrient content of the prepared crude oil is higher than the national standard and meets the A-grade standard in Hunan, the vitamin Emg/kg is not less than 35, and the squalene mg/kg is not less than 50.
3. The oil residue is treated by large-scale application, and the treatment efficiency is improved by about six times compared with the treatment efficiency of the original process.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of a structure of an overflow type oil clarifying device.
Fig. 3 is a schematic structural view of a tea seed water content regulating and squeezing device.
In the figure: 1. a first press; 2. an overflow type oil clarifying device; 3. a scraper conveyor; 4. a clear oil pond; 5. a crude oil tank; 6. A plate frame filter; 7. an oil basin; 8. a first conveying auger; 9. a first hoist; 10. a cake discharging auger; 11. a grid screen; 12. a second hoist; 13. a second conveying auger; 14. a material distributing auger; 15. a second press; 16. tea seed water content regulation and control squeezing equipment; 17. a slag returning auger; 18. a feeding platform; 21. an oil press; 22. a feed hopper; 23. an atomizing spray head; 24. a metering pump; 25. a moisture monitoring device; 26. a moisture monitor; 27. an oil outlet; 101, clarifying an oil tank; 102. an oil spill baffle; 103. an oil overflow groove; 104. a crude oil inlet; 105. and an oil storage tank.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
Referring to fig. 1 to 3, in a specific embodiment, a method for processing oil residue in a camellia seed oil production process includes the following steps:
1) Oil residue collection: the camellia seeds or the dregs cake are extruded by a squeezer to produce crude oil, tea cake or dregs cake; separating oil residue from the crude oil by an overflow type oil clarifying device 2, and allowing the obtained crude tea oil to enter an oil clarifying pool 4 for precipitation to form a second oil residue separation to obtain precipitated crude oil; filtering the precipitated crude oil through a plate and frame filter 6 to form third oil residue separation; all the obtained oil residues are conveyed into an oil basin 7;
2) Mixing: precipitating the oil residue in the oil basin 7, and mixing the oil residue obtained after oil is separated out with the tea cake according to the ratio of 2.7-3.3: 7. mixing the raw materials in a volume ratio to form a mixture; preferably 3:7.
3) Screening: screening the mixed material by using a mesh screen 11, removing large blocks of the mixed material, and squeezing the rest of the mixed material by a squeezer to form grease and a slag cake;
4) The steps are circulated for zero or more times;
5) Water regulation and squeezing: and (3) adopting tea seed water regulation and squeezing equipment 16 to regulate the humidity of the residue cake to ensure that the weight ratio of water in the mixed residue is 6-8%, preferably 7%, and then squeezing to finish the treatment of the oil residue.
In the mixing step, the oil residue in the oil basin is subjected to precipitation processing for 10-14 hours, preferably 12 hours.
The treatment system applied to the oil residue treatment method in the production process of the camellia seed oil comprises a first presser 1, a clarified oil pool 4, a crude oil tank 5 and a plate and frame filter 6 which are sequentially connected; the plate frame filter 6 is connected with an oil basin 7; the oil basin 7 is connected with a grid sieve 11; said mesh screen 11 is connected to a second press 15; the first presser 1 and the second presser 15 are both connected with an overflow type oil clarifying device 2; the first presser 1 and/or the second presser 15 are/is connected with a tea seed moisture control squeezing device 16; oil outlets of the first presser 1, the second presser 15 and the overflow type oil clarifying device 2 are all connected with the scraper conveyor 3; one end of the scraper conveyor 3 is connected with the oil clarifying pool 4, and the other end is connected with the oil basin 7.
Wherein, the oil clarifying pool 4 is connected with a crude oil tank 5 through a pipeline and a gear pump, the crude oil tank 5 is connected with a plate frame filter 6 through a pipeline and a gear pump, and the number of the plate frame filter 6 can be two; the oil residue filtered out by the plate and frame filter 6 can be conveyed into the oil basin 7 by a transport trolley or a conveying auger.
Optimization is carried out on the basis of the embodiment: the slag discharge port of the first presser 1 and/or the second presser 15 is connected with the cake discharge auger 10; the cake discharging auger 10 is connected with the cake warehouse.
The tea cakes generated by the pressing of the first presser 1 and the second presser 15 can be conveyed to a cake storage through the cake discharging auger 10.
Optimization is carried out on the basis of the embodiment: the scraper conveyor 3 is connected with the oil basin 7 through a residue return auger 17. The upper layer of the scraper conveyor 3 returns slag, and the lower layer of crude oil returns to a clear oil pool through a scraper.
Optimization is carried out on the basis of the embodiment: the grid screen 11 is connected with a second conveying auger 13 through a second elevator 12, and the second conveying auger 13 is connected with a material distributing auger 14; the material separating auger 14 is connected with the first presser 1 and the second presser 15.
The mesh sieve 11 screens and removes larger slag cakes, and the finer slag cakes are conveyed to the second conveying auger 13 through the second elevator 12 and then conveyed to the first presser 1 or the second presser 15 through the material separating auger 14 for re-pressing.
Optimization is carried out on the basis of the embodiment: the automatic feeding device also comprises a feeding platform 18, and the end of the feeding platform 18 is provided with an escalator step, so that a worker can conveniently operate on the platform 18.
Optimization is carried out on the basis of the embodiment: the overflow type oil clarifying device 2 comprises a clarifying oil tank 101 and an oil storage tank 105, wherein a crude oil inlet 104 is formed in the bottom of the clarifying oil tank 101, an oil overflow baffle 102 and an oil overflow groove 103 are formed in the upper part of the clarifying oil tank 101, and the oil overflow groove 103 is communicated with the oil storage tank 105.
Optimization is carried out on the basis of the embodiment: tea seed moisture regulation and control equipment 16 of squeezing includes oil press 21, feeder hopper 22 and oil-out 27, is provided with measuring pump 24 on oil press 21, passes through the atomizer 23 of pipe connection with measuring pump 24, atomizer 23 sets up on feeder hopper 22, measuring pump 24's switch is controlled by moisture monitoring device 25, moisture monitoring device 25 is connected with the moisture detector 26 that sets up in oil-out 27.
Optimization is carried out on the basis of the embodiment: the moisture monitoring device 25 is a motor.
Optimization is carried out on the basis of the embodiment: the moisture detector 26 is a humidity sensor.
And a mechanical scraper 31 for separating oil residue is arranged in the oil clarifying tank 3. By a mechanical scraper 31 will
The working principle of the invention is as follows:
tea cake, crude oil and oil residue are formed after the tea seeds are squeezed. The oil content of the oil residue is higher than 30%, the oil can be separated out, the oil can not be squeezed independently, the oil can be squeezed only by mixing the residue and the cake and meeting the raw material conditions, the oil residue treatment yield by a squeezing method is high, and the yield by the traditional centrifugal separation and hydraulic squeezing is very low. Raw material conditions are as follows: including moisture, oil content, moisture, viscosity, etc., which are too high or too low for pressing.
The overflow type oil clarifying device comprises a clarifying oil tank 101 and an oil storage tank 105, wherein a crude oil inlet 104 is arranged at the bottom of the clarifying oil tank, an oil overflow baffle 102 and an oil overflow groove 103 are arranged at the upper part of the clarifying oil tank, and the oil overflow groove 103 is communicated with the oil storage tank 105.
Wherein, 21 are provided with automatic metering pump 24 on the oil press of tea seed moisture regulation and control equipment 2, pass through pipe connection's atomizer 23 with the metering pump, atomizer sets up on the feed inlet, the switch of metering pump is controlled by moisture monitoring device 25, moisture monitoring device is connected with the moisture detector 26 that sets up in the oil-out.
1. Collecting oil residues: the first presser 1 extrudes the camellia seeds into tea cakes and crude oil, and the tea cakes enter a cake warehouse through a cake discharge auger 10 and a first hoister 9; crude oil is subjected to first oil residue separation by an overflow type oil clarifying device 2 to obtain crude tea oil, (about 70% of oil residue can be separated); allowing crude tea oil to enter a clarifying pool 4 through the lower layer of a scraper conveyor 3 for precipitation to form secondary oil residue separation (about 20% of oil residue is separated), and obtaining precipitated crude oil; filtering the precipitated crude oil by a plate and frame filter 6 (filtering out the remaining 10% of fine filter residue) to form third oil residue separation; conveying all the obtained oil residues to a residue returning auger 17 through a scraper conveyor 3, and then conveying the oil residues to an oil basin 7; the upper layer of the scraper conveyor 3 returns slag, and the lower layer of crude oil returns to a clear oil pool 4 through a scraper;
2. mixing: precipitating the oil residue in the oil basin 7, separating out oil to obtain oil residue, entering the oil residue into a cake storage, and mixing the oil residue in the cake storage with the tea cakes according to the volume ratio of 3:7 to form a mixture;
3. screening: the mixture is conveyed into a mesh sieve 11 through a first conveying auger 8, the mixture is screened through the mesh sieve 11, after large blocks of the mixture are removed, the rest mixture passes through a second elevator 12, a second conveying auger 13 and a material distributing auger 14 in sequence, and is conveyed into a second squeezer 15 to be squeezed to form grease and slag cakes; the screening can prevent the mixed slag cake from blocking during conveying.
4. Water regulation and squeezing: the residue cake enters a tea seed moisture regulation and pressing device 16 for humidity regulation to ensure that the weight ratio of the moisture in the mixed residue is 6-8%, and then pressing treatment is carried out. The main motor of the squeezer is controlled between 75 and 85A so as to ensure that the squeezer can smoothly treat the oil residue.
The functional nutrient content of the crude oil prepared by the system is higher than the national standard, the A-grade standard in Hunan is met, the vitamin E mg/kg is more than or equal to 35, and the squalene mg/kg is more than or equal to 50. As shown in the following figures:
| serial number | Articles and the like | Vitamin E (mg/kg) | Squalene (mg/kg) |
| 1 | Cold pressing oil press | 140 | 249 |
| 2 | Hot pressed oil | 120 | 200 |
| 3 | Cake residue oil | 78 | 156 |
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, or combinations, or other applications of the inventive concepts and solutions as may be employed without such modifications, are intended to be included within the scope of the present invention.
Claims (8)
1. An oil residue treatment system in the production process of oil tea seed oil is characterized by comprising a first presser (1), a clarified oil pool (4), a crude oil tank (5) and a plate-and-frame filter (6) which are sequentially connected; the plate frame filter (6) is connected with an oil basin (7); the oil basin (7) is connected with the grid sieve (11); said mesh screen (11) being connected to a second press (15); the first presser (1) and the second presser (15) are both connected with an overflow type oil clarifying device (2); the first presser (1) and/or the second presser (15) are/is connected with a tea seed moisture control squeezing device (16); oil outlets of the first presser (1), the second presser (15) and the overflow oil clarifying device (2) are connected with the scraper conveyor (3); one end of the scraper conveyor (3) is connected with the oil clarifying pool (4), and the other end is connected with the oil basin (7).
2. The oil residue processing system in the production process of oil tea seed oil according to claim 1, characterized in that the residue discharge port of the first presser (1) and/or the second presser (15) is connected with a cake discharge auger (10); the cake discharging auger (10) is connected with the cake storage.
3. The oil residue treatment system in the production process of oil-tea camellia seed oil according to claim 1, wherein the scraper conveyor (3) is connected with the oil basin (7) through a residue returning auger (17).
4. The oil residue processing system in the production process of the camellia seed oil according to claim 1, wherein the grid sieve (11) is connected with a second conveying auger (13) through a second hoisting machine (12), and the second conveying auger (13) is connected with a material distribution auger (14); divide material auger (14) to connect first squeezer (1) and second squeezer (15).
5. The oil residue treatment system in the production process of the oil-tea camellia seed oil according to claim 1, wherein the overflow type oil clarifying device (2) comprises a clarified oil tank (101) and an oil storage tank (105), a crude oil inlet (104) is arranged at the bottom of the clarified oil tank (101), an oil overflow baffle (102) and an oil overflow groove (103) are arranged at the upper part of the clarified oil tank (101), and the oil overflow groove (103) is communicated with the oil storage tank (105).
6. The oil residue processing system in the production process of camellia seed oil according to claim 1, wherein the tea seed moisture regulation and control squeezing device (16) comprises an oil press (21), a feed hopper (22) and an oil outlet (27), a metering pump (24) and an atomizing nozzle (23) connected with the metering pump (24) through a pipeline are arranged on the oil press (21), the atomizing nozzle (23) is arranged on the feed hopper (22), the switch of the metering pump (24) is controlled by a moisture monitoring device (25), and the moisture monitoring device (25) is connected with a moisture detector (26) arranged in the oil outlet (27).
7. The oil residue processing system in the production process of oil-tea camellia seed oil according to claim 6, wherein the moisture monitoring device (25) is a motor.
8. The oil residue processing system in the production process of oil tea seed oil according to claim 6, wherein the moisture detector (26) is a humidity sensor.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115029184A (en) * | 2022-06-16 | 2022-09-09 | 湖南林之神林韵油茶科技发展有限公司 | Oil residue treatment method and system in production process of camellia seed oil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115029184A (en) * | 2022-06-16 | 2022-09-09 | 湖南林之神林韵油茶科技发展有限公司 | Oil residue treatment method and system in production process of camellia seed oil |
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