CN114643735A - Production method of flavor oil material - Google Patents
Production method of flavor oil material Download PDFInfo
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- CN114643735A CN114643735A CN202210217033.6A CN202210217033A CN114643735A CN 114643735 A CN114643735 A CN 114643735A CN 202210217033 A CN202210217033 A CN 202210217033A CN 114643735 A CN114643735 A CN 114643735A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
- B30B9/16—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing operating with two or more screws or worms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/08—Rotary bowls
- B04B7/12—Inserts, e.g. armouring plates
- B04B7/16—Sieves or filters
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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
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
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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
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/06—Production of fats or fatty oils from raw materials by pressing
- C11B1/08—Production of fats or fatty oils from raw materials by pressing by hot pressing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
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- Life Sciences & Earth Sciences (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Edible Oils And Fats (AREA)
Abstract
The invention provides a production method of flavor oil, which relates to the field of edible oil pressing technology and comprises the following steps: homogenizing and puffing the oil material at low temperature and negative pressure; the heating mode of the oil material is microwave heating; the heating temperature of the oil is 80-99 ℃; the negative pressure is-0.098 to-0.6 MPa; filtering or squeezing the puffed oil material in sections; the finished oil rich in flavor substances is obtained through the steps. By adopting the scheme of low-temperature negative-pressure homogeneous puffing, the influence of puffing on the oil yield is avoided, and the loss of flavor substances in the finished oil due to overhigh temperature is also avoided.
Description
Technical Field
The invention relates to the field of edible oil pressing technology, in particular to a production method of flavor oil.
Background
The existing oil production line is generally used for squeezing and preparing oil from high-oil-content vegetable oil such as soybean, cottonseed, rapeseed, sunflower seed, peanut, sesame and walnut, and the common production process is deferrization → crushing → softening → rolling → steaming and frying → squeezing → filtering. The strong fragrance can be smelled in the production field, especially in the sesame oil production process. In the process, the loss of flavor substances in the oil is large, and when a user eats the finished oil, the loss of the fragrance in the oil is large, so that the flavor of the finished oil is insufficient, and the quality of the finished dishes is influenced.
There is also a conventional process route using a swelling press, for example, a process for producing soybean oil by a swelling press method as described in chinese patent document CN 1354231A. The method comprises the steps of puffing → forming → pressing, and can improve the oil yield, wherein the puffing equipment usually adopts a screw puffing machine, the material is compressed by the extrusion of a screw, and when the material is discharged, the volume can be rapidly expanded, and the water is rapidly evaporated and dehydrated to form the puffed material. The temperature in a screw extruder can reach 120-150 ℃, the surface temperature of equipment is 100-110 ℃, starch can be further gelatinized at the temperature, protein is deformed, and the loss of the aroma as oil is large at the temperature. The over-expansion increases the specific surface area of the oil, increases the combination area with the oil, increases the oil content of the oil residue and reduces the oil yield. Moreover, in the high pressure pressing state, the taste of some substances with bad taste can be easily introduced into the oil, and the flavor of the oil is influenced, such as the bitter taste in the walnut coating. Therefore, how to improve the oil yield and retain the oil flavor substances to obtain high-grade finished oil is a technical problem of the oil production line in the prior art.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a production method of flavor oil material, which can retain the flavor of the finished oil material and obtain high-quality finished oil material. Preferably, the flavor of the off-flavor substances is minimized from entering the finished oil.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a method of producing a flavor oil comprising the steps of:
s1, homogenizing and puffing the oil material at low temperature and negative pressure;
the heating mode of the oil material is microwave heating;
the heating temperature of the oil is 80-99 ℃;
the negative pressure is-0.098 to-0.6 MPa;
s2, filtering or squeezing the expanded oil in sections;
the finished oil rich in flavor substances is obtained through the steps.
In the preferred scheme, in step S1, a negative pressure puffing kettle is used to perform low-temperature negative pressure homogenizing puffing on the oil material;
the kettle body of the negative pressure puffing kettle is a sealing structure, a microwave generating device is arranged in the kettle body, and the kettle body is connected with the negative pressure device.
In the preferred scheme, the negative pressure puffing kettle is hermetically connected with the feed-through pipe, two ends of the negative pressure puffing kettle are fixedly provided with a sealing seat, the sealing seat is hermetically connected with the feed-through pipe, one section of the feed-through pipe in the kettle body is provided with a plurality of holes communicated with an inner cavity of the kettle body, two ends of the feed-through pipe are supported on a supporting seat, and the end head of the feed-through pipe is connected with a negative pressure device;
a puffing kettle toothed ring is arranged outside the kettle body, a puffing kettle driving motor is connected with a driving gear, and the driving gear is meshed with the puffing kettle toothed ring;
the feed-through pipe is provided with a microwave reflecting plate, and the microwave generating device is arranged below the microwave reflecting plate.
In the preferred scheme, the heating temperature of the microwave generating device is 85-95 ℃.
In a preferable scheme, one end of the feed-through pipe is connected with the roots vacuum pump through a first exhaust one-way valve.
In the preferred scheme, the other end of the feed-through pipe is connected with a piston vacuum pump through a second exhaust one-way valve;
in the piston vacuum pump, a piston vacuum pump body is connected with a second exhaust one-way valve, and a piston rod of a vacuum pump driving oil cylinder is connected with a piston of the piston vacuum pump body.
In the preferred scheme, the oil material is filtered in sections by adopting a centrifugal filtering method, and a centrifugal oil filtering device is also arranged between the negative pressure puffing kettle and the spiral oil pressing device;
the centrifugal oil filtering device has the structure that: the rotatable centrifugation that is equipped with vertical arrangement in the centrifugal shell is strained a section of thick bamboo, the top that the inner chamber was strained in the centrifugation is the feed inlet, the centrifugation is strained a section of thick bamboo and is become the back taper, the centrifugation is strained a section of thick bamboo and is connected with vertical pivot through the connecting rod, be equipped with centrifugal baffle on last connecting rod, be used for making the material to get rid of the inner wall of straining a section of thick bamboo to the centrifugation, be equipped with the oil-out in the bottom of centrifugation shell, it connects the silo to be equipped with in the below of straining a section of thick bamboo in the centrifugation, the centrifugation bottom of straining a section of thick bamboo still is equipped with sweeps the flitch, it is located and connects the silo to sweep the flitch, be used for will connect the material in the silo to sweep out.
In a preferred scheme, in the spiral oil press, a spiral feeding device is arranged at a feeding hole of a spiral oil press mechanism, the spiral feeding device is provided with a feeding motor, and the feeding motor adopts a variable frequency motor;
the spiral mechanism of extracting oil is equipped with the motor of extracting oil, and the high-speed end between motor and the spiral mechanism of extracting oil is equipped with torque sensor, and torque sensor is connected with the input electricity of controller, and the output and the feeding motor electricity of controller are connected.
In a preferred scheme, a torque parameter is preset in the controller, when the value of the torque sensor is higher than the torque parameter, the output frequency of the controller is reduced, and when the value of the torque sensor is lower than the torque parameter, the output frequency of the controller is increased.
In a preferred scheme, in the spiral oil press, a spiral feeding device is arranged at a feeding hole of a spiral oil press mechanism, the spiral feeding device is provided with a feeding motor, and the feeding motor adopts a variable frequency motor;
the spiral oil pressing mechanism is provided with an oil pressing motor, a torque sensor is arranged at a high-speed end between the oil pressing motor and the spiral oil pressing mechanism, the torque sensor is electrically connected with an input end of a controller, and an output end of the controller is electrically connected with a feeding motor;
the spiral oil pressing mechanism is provided with a spiral shaft, the outer wall of the spiral shaft is provided with spiral blades, a cavity formed by the spiral blades and the screen frame is gradually reduced from a feeding end to a discharging end, the bottom of the spiral oil pressing mechanism is provided with a spiral oil outlet device, a front section oil outlet is arranged in the middle of the bottom of the spiral oil outlet device to obtain high-quality product oil pressed at low pressure, and a tail section oil outlet is arranged at the tail end of the bottom of the spiral oil outlet device.
According to the production method of the flavor oil material, the scheme of low-temperature negative-pressure homogeneous puffing is adopted, so that the influence of puffing on the oil yield is avoided, and the loss of flavor substances in the finished oil product due to overhigh temperature is also avoided. The negative pressure puffing kettle and the microwave generating device can realize proper puffing at a lower temperature. The combined vacuumizing scheme of the Roots vacuum pump and the piston vacuum pump can greatly improve the vacuumizing speed on the premise of ensuring the vacuum degree. The centrifugal oil filtering device can obtain the highest-quality product oil which is not pressed under high pressure. Through the automatic control transformation to the spiral device that extracts oil, avoid the too high temperature that leads to of the too high pressure in the spiral device that extracts oil, influence the finished product oil quality. Set up the anterior segment oil-out in the middle of the bottom of spiral oil discharging device, can acquire the high-quality product oil that the low pressure was squeezed, can help manufacturing enterprise to make the product oil sell according to the quality and the price in grades, improve market reputation degree and sales income.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a process flow diagram of the present invention.
FIG. 2 is a schematic structural view of the negative pressure puffing kettle of the invention.
Fig. 3 is a schematic view of the overall structure of the present invention.
Fig. 4 is a schematic structural diagram of the screw oil expeller of the present invention.
Fig. 5 is a block diagram of an automatic control of the oil expeller device according to the present invention.
Fig. 6 is a schematic view of the overall structure of another preferred embodiment of the present invention.
FIG. 7 is a front view of the negative pressure puffing kettle of the present invention.
Fig. 8 is a front view of the centrifugal oil filter apparatus of the present invention.
In the figure: a negative pressure puffing kettle 1, a kettle body 101, a sealing door 102, a piercing tube 103, a microwave reflecting plate 104, a microwave generating device 105, a driving gear 106, a puffing kettle driving motor 107, a supporting seat 108, a puffing kettle toothed ring 109, a sealing seat 110, a centrifugal oil filtering device 2, a centrifugal shell 21, a centrifugal filter cartridge 22, a lower connecting rod 23, a material sweeping plate 24, an oil outlet 25, an upper connecting rod 26, a centrifugal baffle 27, a filter screen 28, a vertical bearing 29, a material receiving groove 20, a centrifugal reducer 201, a centrifugal motor 202, a rotating shaft 203, a scraper 204, a spiral oil extracting device 3, a spiral feeding device 31, a spiral oil extracting mechanism 32, a spiral oil outlet device 33, a spiral slag discharging device 34, a feeding motor 35, an oil extracting motor 36, a torque sensor 37, a controller 38, a front section oil outlet 39, a tail section oil outlet 30, a Roots vacuum pump 4, a piston vacuum pump 5, a piston vacuum pump body 51 and a vacuum pump driving oil cylinder 52, the device comprises a distributing machine 6, a first lifting machine 7, a second lifting machine 8, a first exhaust one-way valve 9, a second exhaust one-way valve 10, a third exhaust one-way valve 11, a slag discharging machine 12, a feeding hole 13 and an air inlet valve 14.
Detailed Description
Example 1:
as shown in fig. 1 and 3, a method for producing a flavor oil, comprises the following steps:
s1, homogenizing and puffing the oil material at low temperature and negative pressure;
the heating mode of the oil material is microwave heating;
the heating temperature of the oil is 80-99 ℃;
the negative pressure is-0.098 to-0.6 MPa;
s2, filtering or squeezing the expanded oil in sections;
the finished oil rich in flavor substances is obtained through the steps. The flavor substances of the finished oil are very complex, the flavor substances have the flavor of the oil, and the flavor substances have the flavor generated in the production process. Excessive puffing can result in a large increase in the specific surface area of the oil and can also affect oil yield. Therefore, the scheme of low-temperature negative-pressure homogenizing and puffing is adopted to obtain better balance between the oil yield and the quality of the finished oil.
In a preferred scheme, as shown in fig. 2, in step S1, a negative pressure puffing kettle 1 is adopted to perform low-temperature negative pressure homogenizing puffing on oil; the kettle body 101 of the negative pressure puffing kettle 1 is of a sealing structure, a sealing door 102 is arranged on the outer wall of the kettle body 101, one side of the sealing door 102 is hinged with the kettle body 101, a gap is arranged on the other side of the sealing door, a rotatable screw rod is arranged on the kettle body 101, and the screw rod is rotated into the gap and then is locked by rotating a nut, as shown in fig. 7.
A microwave generating device 105 is arranged in the kettle body 101, and the kettle body 101 is connected with a negative pressure device. With this configuration, the microwave generating device 105 can uniformly heat the oil at a relatively low temperature, thereby reducing the loss of flavor substances in the oil, such as the strong flavor of peanuts or sesame. And meanwhile, the oil yield can be ensured.
In a preferred scheme, as shown in fig. 7, a negative pressure puffing kettle 1 is hermetically connected with a feed-through tube 103, two ends of the negative pressure puffing kettle 1 are fixedly provided with a sealing seat 110, the sealing seat 110 is hermetically connected with the feed-through tube 103, the feed-through tube 103 and the sealing seat 110 rotate relatively, and the sealing between the sealing seat 110 and the feed-through tube 103 is the prior art. A section of the feed-through pipe 103 in the kettle body 101 is provided with a plurality of holes communicated with the inner cavity of the kettle body 101, two ends of the feed-through pipe 103 are supported on the supporting seat 108, and the end head of the feed-through pipe 103 is connected with a negative pressure device;
an expansion kettle toothed ring 109 is arranged outside the kettle body 101, an expansion kettle driving motor 107 is connected with a driving gear 106, and the driving gear 106 is meshed with the expansion kettle toothed ring 109; the puffing kettle driving motor 107 drives the kettle body 101 to rotate at a constant speed, so that the oil material is uniformly heated.
A microwave reflecting plate 104 is provided on the feed-through pipe 103, and a microwave generating device 105 is provided below the microwave reflecting plate 104. With this structure, the microwave heating efficiency is improved. The microwave generating device 105 is disposed within the ceramic tube. The microwave reflection plate 104 is a metal plate, and microwave energy is reflected to the oil through the microwave reflection plate 104.
In a preferred embodiment, as shown in FIG. 2, the heating temperature of the microwave generator 105 is 85-95 ℃. The heating temperature in this case is preferably 87 ℃, and at this temperature, the special flavor substances in the oil can be well preserved, so that the special flavor substances can be diffused when the user cooks, and the high-quality dishes can be made.
In a preferred scheme, as shown in fig. 7, one end of the penetrating pipe 103 is connected with the roots vacuum pump 4 through a first exhaust one-way valve 9. The vacuum in the negative pressure puffing kettle 1 is rapidly extracted by the Roots vacuum pump 4, and the air backflow can be avoided by the first exhaust one-way valve 9. A three-way air inlet valve 14 is arranged between the first exhaust one-way valve 9 and the through pipe 103 and used for air inlet after the vacuum pumping is finished.
In a preferred scheme, as shown in fig. 7, the other end of the penetrating pipe 103 is connected with a piston vacuum pump 5 through a second exhaust one-way valve 10;
in the piston vacuum pump 5, a piston vacuum pump body 51 is connected to the second exhaust check valve 10, and a piston rod of a vacuum pump drive cylinder 52 is connected to a piston of the piston vacuum pump body 51. When the oil is fed into the rod cavity of the vacuum pump driving oil cylinder 52, the piston of the vacuum pump driving oil cylinder 52 is driven to move rightwards, the piston rod drives the piston of the piston vacuum pump body 51 to move rightwards, air in the kettle body 101 is pumped out to be matched with the Roots vacuum pump 4, and the vacuum degree in the kettle body 101 can be pumped to 100pa by the piston vacuum pump 5 while the vacuum pumping speed is improved. The oil is broken by the combined effect of heating at low temperature of 87 ℃ and negative pressure, and the oil with high quality and flavor retained is obtained.
In a preferred scheme, as shown in fig. 6, a centrifugal filtering method is firstly adopted for oil material sectional filtering, and a centrifugal oil filtering device 2 is further arranged between the negative pressure puffing kettle 1 and the spiral oil pressing device 3; the centrifugal oil filter device 2 is arranged to obtain non-squeezed grease from high oil content vegetable oil.
As shown in fig. 8, the centrifugal oil filter device 2 has the following structure: the centrifugal filter cartridge 22 is vertically arranged in the centrifugal shell 21, a feed inlet is formed in the top of an inner cavity of the centrifugal filter cartridge 22, the centrifugal filter cartridge 22 is in an inverted cone shape, the centrifugal filter cartridge 22 is connected with a vertical rotating shaft 203 through a connecting rod, the centrifugal filter cartridge 22 is respectively connected with the rotating shaft 203 through an upper connecting rod 26 and a lower connecting rod 23 in a radial shape, the rotating shaft 203 is connected with a centrifugal motor 202 through a centrifugal reducer 201, and the rotating shaft 203 is driven to rotate by the centrifugal motor 202. The centrifugal baffle 27 is arranged on the upper connecting rod 26 and used for enabling materials to be thrown to the inner wall of the centrifugal filter cylinder 22, the oil outlet 25 is arranged at the bottom of the centrifugal shell 21, the material receiving groove 20 is formed below the centrifugal filter cylinder 22, the sweeping plate 24 is further arranged at the bottom of the centrifugal filter cylinder 22, and the sweeping plate 24 is located in the material receiving groove 20 and used for sweeping out the materials in the material receiving groove 20. A scraper 204 is also arranged on the rotating shaft 203, and the scraper 204 is used for scraping off oil on the inner wall of the centrifugal filter cylinder 22. When the oil separator is used, expanded oil enters the rotating centrifugal filter cylinder 22 from the feeding hole 13, falls onto the centrifugal baffle plate 27 and is thrown to the inner wall of the centrifugal filter cylinder 22 by the centrifugal baffle plate 27, under the action of centrifugal force, oil generated by wall breaking of oil cells after expansion is separated by the filter screen 28 of the centrifugal filter cylinder 22, the oil is continuously dropped under the action of the scraper 204, high-quality product oil is discharged from the oil outlet 25, the filtered oil falls into the material receiving groove 20 and is swept out by the material sweeping plate 24 and falls into the next process.
In a preferable scheme, as shown in fig. 3 and 4, in the screw oil squeezing device 3, a screw feeding device 31 is arranged at a feeding hole of a screw oil squeezing mechanism 32, the screw feeding device 31 is provided with a feeding motor 35, and the feeding motor 35 adopts a variable frequency motor;
the screw oil pressing mechanism 32 is provided with an oil pressing motor 36, a torque sensor 37 is arranged at a high-speed end between the oil pressing motor 36 and the screw oil pressing mechanism 32, the torque sensor 37 is electrically connected with an input end of a controller 38, and an output end of the controller 38 is electrically connected with a feeding motor 35. The controller 38 is a single chip embedded controller or a PLC.
In a preferred embodiment, a torque parameter is preset in controller 38, and when the value of torque sensor 37 is higher than the torque parameter, the output frequency of controller 38 is decreased, and when the value of torque sensor 37 is lower than the torque parameter, the output frequency of controller 38 is increased. According to the scheme, the output torque of the oil pressing motor 36 can be kept within a proper range, so that the phenomenon that the oil pressing pressure is too high, the temperature of oil materials is increased to influence the flavor is avoided, the taste of substances with bad taste is prevented from entering the finished oil, and the quality of the finished oil is improved.
In a preferred scheme, as shown in fig. 4 and 5, in the screw oil squeezing device 3, a screw feeding device 31 is arranged at a feeding hole of a screw oil squeezing mechanism 32, the screw feeding device 31 is provided with a feeding motor 35, and the feeding motor 35 adopts a variable frequency motor;
the screw oil pressing mechanism 32 is provided with an oil pressing motor 36, a torque sensor 37 is arranged at a high-speed end between the oil pressing motor 36 and the screw oil pressing mechanism 32, the torque sensor 37 is electrically connected with an input end of a controller 38, and an output end of the controller 38 is electrically connected with a feeding motor 35; the controller 38 is a single chip embedded controller or a PLC.
The spiral oil pressing mechanism 32 is provided with a spiral shaft, the outer wall of the spiral shaft is provided with spiral blades, a cavity formed by the spiral blades and the screen frame is gradually reduced from a feeding end to a discharging end, the bottom of the spiral oil pressing mechanism 32 is provided with a spiral oil outlet device 33, a front-section oil outlet 39 is arranged in the middle of the bottom of the spiral oil outlet device 33 so as to obtain high-quality product oil pressed at low pressure, and a tail-section oil outlet 30 is arranged at the tail end of the bottom of the spiral oil outlet device 33. The structure realizes the sectional oil collection, wherein the product oil at the front oil outlet 39 is high-quality product oil due to lower pressing pressure. While the flavor of the finished oil at the tail section oil outlet 30 is slightly different from that of the finished oil with high quality.
Example 2:
as shown in fig. 6, the oil subjected to iron removal and crushing is conveyed from the first elevator 7 to the kettle body 101 of the negative pressure puffing kettle 1, the sealing door 102 is covered, the puffing kettle driving motor 107 drives the kettle body 101 to rotate, the microwave generating device 105 is started to uniformly heat the oil, the heating temperature is controlled to be 87 ℃, and the temperature is obtained by a temperature sensor arranged in the microwave generating device 105. After the oil is heated for 3-5 minutes according to different oil materials, the Roots vacuum pump 4 is started to vacuumize the interior of the kettle body 101, when the Roots vacuum pump 4 reaches the limit, the piston vacuum pump 5 is started, high-pressure hydraulic oil is injected into a rod cavity of the vacuum pump driving oil cylinder 52, a piston of the piston vacuum pump body 51 moves rightwards, the second exhaust one-way valve 10 is opened, air in the kettle body 101 is continuously pumped out, the oil materials are properly puffed under the action of negative pressure and heating, and the oil is puffed and discharged from cells. The air inlet valve 14 is opened, the air inlet valve 14 is a three-way valve communicated with the atmosphere, air enters the kettle body 101, the piston vacuum pump body 51 and the piston of the vacuum pump driving oil cylinder 52 are reset under the action of a spring, the sealing door 102 is opened, oil is conveyed to the centrifugal oil filtering device 2 through a lifting machine or a screw conveyor, partial oil is centrifugally filtered to obtain high-quality product oil, the oil is discharged to the second lifting machine 8 from the material receiving groove 20 and is conveyed to each screw oil pressing device 3 through the distributing machine 6, the controller 38 controls the torque of the screw oil pressing mechanism 32, so that the pressing pressure is in a proper range, and the phenomenon that the temperature is too high due to the too high pressure and the loss of flavor substances in the oil is too much is avoided. High-quality product oil is discharged from the spiral oil outlet device 33 in sections, and oil residues are discharged from the spiral residue outlet device 34 to the residue discharging machine 12.
The above-described embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention, and the embodiments and features in the embodiments in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. A production method of flavor oil is characterized by comprising the following steps:
s1, homogenizing and puffing the oil material at low temperature and negative pressure;
the heating mode of the oil material is microwave heating;
the heating temperature of the oil is 80-99 ℃;
the negative pressure is-0.098 to-0.6 MPa;
s2, filtering or squeezing the expanded oil in sections;
the finished oil rich in flavor substances is obtained through the steps.
2. The method for producing a flavor oil as claimed in claim 1, wherein said method comprises the steps of: in the step S1, the negative pressure puffing kettle (1) is adopted to carry out low-temperature negative pressure homogenizing puffing on the oil material;
the kettle body (101) of the negative pressure puffing kettle (1) is of a sealing structure, a microwave generating device (105) is arranged in the kettle body (101), and the kettle body (101) is connected with a negative pressure device.
3. A process for producing a flavor oil according to claim 2, wherein: the negative pressure puffing kettle (1) is hermetically connected with the feed-through pipe (103), sealing seats (110) are fixedly arranged at two ends of the negative pressure puffing kettle (1), the sealing seats (110) are hermetically connected with the feed-through pipe (103), a section of the feed-through pipe (103) in the kettle body (101) is provided with a plurality of holes communicated with the inner cavity of the kettle body (101), two ends of the feed-through pipe (103) are supported on supporting seats (108), and the end head of the feed-through pipe (103) is connected with a negative pressure device;
a puffing kettle toothed ring (109) is arranged outside the kettle body (101), a puffing kettle driving motor (107) is connected with a driving gear (106), and the driving gear (106) is meshed with the puffing kettle toothed ring (109);
the feed-through pipe (103) is provided with a microwave reflecting plate (104), and the microwave generating device (105) is arranged below the microwave reflecting plate (104).
4. The flavor oil production method according to claim 1, wherein: the heating temperature of the microwave generating device (105) is 85-95 ℃.
5. A process for producing a flavor oil as claimed in claim 3, wherein said flavor oil comprises: one end of the feed-through pipe (103) is connected with the roots vacuum pump (4) through a first exhaust one-way valve (9).
6. The flavor oil production method according to claim 5, wherein: the other end of the feed-through pipe (103) is connected with a piston vacuum pump (5) through a second exhaust one-way valve (10);
in the piston vacuum pump (5), a piston vacuum pump body (51) is connected with the second exhaust one-way valve (10), and a piston rod of a vacuum pump driving oil cylinder (52) is connected with a piston of the piston vacuum pump body (51).
7. A process for producing a flavor oil according to any one of claims 1, 2, 5 and 6, wherein: oil material sectional filtration firstly adopts a centrifugal filtration method;
a centrifugal oil filtering device (2) is also arranged between the negative pressure puffing kettle (1) and the spiral oil pressing device (3);
the centrifugal oil filtering device (2) has the structure that: be equipped with rotatable centrifugal filter cylinder (22) of vertical arrangement in centrifugal casing (21), the top that a centrifugal filter cylinder (22) inner chamber is the feed inlet, a centrifugal filter cylinder (22) becomes the back taper, a centrifugal filter cylinder (22) is connected with vertical pivot (203) through the connecting rod, be equipped with centrifugal baffle (27) on last connecting rod (26), an inner wall for making the material throw off to a centrifugal filter cylinder (22), bottom at centrifugal casing (21) is equipped with oil-out (25), it connects silo (20) to be equipped with in the below of a centrifugal filter cylinder (22), the bottom of a centrifugal filter cylinder (22) still is equipped with sweeps flitch (24), sweep flitch (24) are located and connect silo (20), a material that will connect in silo (20) is swept out.
8. The flavor oil production method according to claim 1, wherein: in the spiral oil press device (3), a spiral feeding device (31) is arranged at a feeding hole of a spiral oil press mechanism (32), the spiral feeding device (31) is provided with a feeding motor (35), and the feeding motor (35) adopts a variable frequency motor;
the screw oil pressing mechanism (32) is provided with an oil pressing motor (36), a torque sensor (37) is arranged at a high-speed end between the oil pressing motor (36) and the screw oil pressing mechanism (32), the torque sensor (37) is electrically connected with an input end of a controller (38), and an output end of the controller (38) is electrically connected with a feeding motor (35).
9. The flavor oil production method according to claim 8, wherein: a torque parameter is preset in the controller (38), when the value of the torque sensor (37) is higher than the torque parameter, the output frequency of the controller (38) is reduced, and when the value of the torque sensor (37) is lower than the torque parameter, the output frequency of the controller (38) is increased.
10. A process for producing a flavor oil as claimed in any one of claims 7 or 9, wherein said process comprises the steps of: in the spiral oil press device (3), a spiral feeding device (31) is arranged at a feeding hole of a spiral oil press mechanism (32), the spiral feeding device (31) is provided with a feeding motor (35), and the feeding motor (35) adopts a variable frequency motor;
the screw oil pressing mechanism (32) is provided with an oil pressing motor (36), a torque sensor (37) is arranged at a high-speed end between the oil pressing motor (36) and the screw oil pressing mechanism (32), the torque sensor (37) is electrically connected with an input end of a controller (38), and an output end of the controller (38) is electrically connected with a feeding motor (35);
the spiral oil pressing mechanism (32) is provided with a spiral shaft, the outer wall of the spiral shaft is provided with spiral blades, a cavity formed by the spiral blades and the screen frame is gradually reduced from a feeding end to a discharging end, the bottom of the spiral oil pressing mechanism (32) is provided with a spiral oil outlet device (33), a front section oil outlet (39) is arranged in the middle of the bottom of the spiral oil outlet device (33) so as to obtain high-quality product oil pressed at low pressure, and a tail section oil outlet (30) is arranged at the tail end of the bottom of the spiral oil outlet device (33).
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| CN202210217033.6A CN114643735B (en) | 2022-03-07 | 2022-03-07 | Method for producing flavor oil |
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