CN113105939B - Refining process and equipment for animal fat - Google Patents
Refining process and equipment for animal fat Download PDFInfo
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- CN113105939B CN113105939B CN202110365077.9A CN202110365077A CN113105939B CN 113105939 B CN113105939 B CN 113105939B CN 202110365077 A CN202110365077 A CN 202110365077A CN 113105939 B CN113105939 B CN 113105939B
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- 235000019737 Animal fat Nutrition 0.000 title claims abstract description 98
- 238000007670 refining Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000008569 process Effects 0.000 title claims abstract description 29
- 239000012535 impurity Substances 0.000 claims abstract description 34
- 238000002844 melting Methods 0.000 claims abstract description 33
- 230000008018 melting Effects 0.000 claims abstract description 33
- 238000004898 kneading Methods 0.000 claims abstract description 27
- 238000010791 quenching Methods 0.000 claims abstract description 27
- 230000000171 quenching effect Effects 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000001291 vacuum drying Methods 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000011282 treatment Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000011049 filling Methods 0.000 claims abstract description 5
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 238000007689 inspection Methods 0.000 claims abstract description 4
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 31
- 239000004519 grease Substances 0.000 claims description 28
- 238000010438 heat treatment Methods 0.000 claims description 28
- 238000005086 pumping Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 239000002893 slag Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 238000004332 deodorization Methods 0.000 claims description 6
- 239000000049 pigment Substances 0.000 claims description 6
- 230000000391 smoking effect Effects 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 235000019197 fats Nutrition 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000004927 clay Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
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- 238000003723 Smelting Methods 0.000 description 2
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- 239000004278 EU approved seasoning Substances 0.000 description 1
- 208000031226 Hyperlipidaemia Diseases 0.000 description 1
- 206010020710 Hyperphagia Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
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- 235000014121 butter Nutrition 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 208000029078 coronary artery disease Diseases 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
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- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
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- 150000004670 unsaturated fatty acids Chemical class 0.000 description 1
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 235000019166 vitamin D Nutrition 0.000 description 1
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Classifications
-
- 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
- C11B1/12—Production of fats or fatty oils from raw materials by melting out
-
- 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
- C11B3/001—Refining fats or fatty oils by a combination of two or more of the means hereafter
-
- 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
- C11B3/008—Refining fats or fatty oils by filtration, e.g. including ultra filtration, dialysis
-
- 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
- C11B3/10—Refining fats or fatty oils by adsorption
-
- 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
- C11B3/12—Refining fats or fatty oils by distillation
- C11B3/14—Refining fats or fatty oils by distillation with the use of indifferent gases or vapours, e.g. steam
-
- 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
- C11B3/16—Refining fats or fatty oils by mechanical means
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Mechanical Engineering (AREA)
- Fats And Perfumes (AREA)
- Edible Oils And Fats (AREA)
Abstract
The invention discloses a refining process and equipment for animal fat, which belong to the field of fat refining equipment and solve the problems of low production efficiency and poor ductility in the traditional technology, and the refining process comprises the steps of introducing animal fat raw materials into an oil melting pot through a gear pump to heat and melt oil, forming vacuum from small to large in volume of a space at the disengaging side of the gear when the gear rotates, sucking the animal fat, extruding the animal fat into a pipeline, and filtering liquid oil through a bag type filter and filtering impurities; introducing the oil subjected to impurity removal into a vacuum drying tower to remove water and gas contained therein; introducing the dehydrated and degassed oil into a decoloring tank, and decoloring by adding clay; introducing the decolorized animal fat into a deacidification tower for treatment to obtain refined animal fat; quenching and kneading the refined animal fat to obtain finished refined animal fat; step F: and (3) filling and packaging the finished product refined animal fat by a filling machine, and warehousing the finished product after inspection, so that the efficient production of the animal fat is realized, and the ductility and stability of the animal fat are improved.
Description
Technical Field
The invention belongs to the field of grease refining equipment, and particularly relates to a refining process and equipment for animal grease.
Background
The animal oil is animal fat, and the animal oil is represented by animal fat and contains more saturated fatty acid and cholesterol. Excessive eating is easy to cause hypertension, arteriosclerosis, coronary heart disease, hyperlipidemia and cerebrovascular accident, and is unfavorable for human body. But the animal oil has good taste and can promote absorption of fat-soluble vitamins A, D, E, K. In addition, cholesterol in animal oil is also an important component of human tissue cells, and is an important raw material for synthesizing bile and certain hormones, and compared with common vegetable oil, the grease of animal oil has irreplaceable special fragrance, so that the appetite of people can be improved. Especially when matched with radish, vermicelli and bean products, the seasoning can obtain delicious taste which is difficult to reach with other seasonings; the animal oil contains various fatty acids, the content of saturated fatty acid and unsaturated fatty acid is equivalent, the autumn color is almost halved, the animal oil has a certain nutrition, and the animal oil can provide extremely high heat. The cream has high digestibility in human body, can reach more than 95%, is a flavoring with high vitamin A and vitamin D content, contains fat with a proportion smaller than butter, and is suitable for people and children lacking vitamin A.
In the prior art, the refining efficiency of animal fat is lower, and the quenching and kneading process is not provided, so that the yield of the fat is low, the stability and the ductility of the finished product fat are poor, and improvement on the process is needed to solve the defects in the prior art.
Disclosure of Invention
Aiming at the problems of low refining efficiency of animal fat and oil, low yield of the fat and oil and poor stability and ductility of finished product fat and oil caused by no quenching and kneading process in the prior art, the invention provides a refining process and equipment of animal fat and oil, and aims at: improving refining efficiency of animal oil and fat, and increasing stability and ductility of the oil and fat
The technical scheme adopted by the invention is as follows:
a refining process of animal fat, comprising:
step A: introducing the animal fat raw material into the superheated oil through a gear pump, and filtering the liquid oil through a bag type filter to remove impurities;
and (B) step (B): introducing the oil subjected to impurity removal into a vacuum drying tower to remove water and gas contained therein;
step C: introducing the dehydrated and degassed oil into a decolorizing tank, adding carclazyte for decolorizing, and separating oil and residue by a centrifuge after decolorizing is completed to obtain decolorized animal fat and spent carclazyte;
step D: introducing the decolorized animal fat into a deacidification tower for treatment to obtain refined animal fat;
step E: introducing the refined animal fat into a kneader for quenching and kneading to obtain finished refined animal fat;
step F: and packaging the finished refined animal fat by a filling machine, and warehousing the finished product after inspection.
By adopting the scheme, the stability and the ductility of animal fat are improved by adding the quenching and kneading process
The equipment for refining process of animal fat comprises a primary refining system, wherein the primary refining system is connected with a filtering system, the filtering system is connected with a purifying system, and the purifying system is connected with a quenching kneading device.
According to the scheme, animal fat is subjected to preliminary refining through the preliminary refining system, solid-liquid separation treatment is achieved through the filtering system after the preliminary refining, the separated animal fat is fed into the purifying system for deacidification, deodorization and other treatment, refined animal fat is obtained, the refined animal fat is fed into the quenching kneading device for quenching kneading, ductility and stability of the refined animal fat can be improved, and the device is adopted, so that production efficiency of refining the animal fat and stability and ductility of a finished product are improved.
Preferably, the primary refining system comprises a gear pump, and the gear pump is connected with an oil melting pot.
By adopting the scheme, animal fat can be introduced into the oil melting pot through the gear pump, the semi-solid animal fat can be smelted into liquid oil by the oil melting pot, the subsequent treatment is convenient, the transportation process of carrying the animal fat through manpower in the traditional technology is optimized by using the gear pump, and the smelting efficiency of the animal fat is improved
Preferably, the filtering system comprises a bag filter, and one side of the bag filter far away from the oil melting pot is fixedly connected with a vacuum drying tower.
Preferably, the purification system comprises a decolorizing tank, one side of the decolorizing tank is connected with the vacuum drying tower, the other side of the decolorizing tank is connected with a disc filter, one side of the disc filter away from the decolorizing tank is connected with a deacidification tank, and one side of the deacidification tank away from the disc filter is connected with a deodorization tank.
Preferably, the rotational speed of the quenching kneading device is 7.5kw and the temperature is set at 20 ℃.
By adopting the scheme, the rotating speed of the ears of the quenching kneading device is set to 7.5kw, the temperature is set to 20 ℃, and the quantity of solid particles of grease in the quenching kneading device is increased, so that the breaking effect of the quenching kneading device in the stirring process is improved, and the stability and the ductility of animal grease finished products are greatly improved.
Preferably, the oil melting pot comprises a melting tank, wherein supporting boxes are fixedly arranged at two ends of the melting tank, a generator is fixedly arranged in the supporting boxes, the generator is connected with a transmission device, the transmission device is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with a stirring device, a heating oil layer is fixedly arranged on the outer side of the melting tank, a heating block is fixedly arranged in the heating oil layer (15), the heating block is electrically connected with the generator, and a smoking device is arranged above the melting tank.
By adopting the scheme, in the refining process of the animal fat, the animal fat can be stirred through the stirring device, the refining efficiency of the animal fat in the refining process is ensured, the animal fat can be heated under the action of the heating oil layer, the basic refining requirement of the animal fat is ensured, the animal fat is not coagulated into blocks in the refining process, and smoke generated in the refining process of the animal fat can be timely sucked according to the smoking device arranged above the refining tank, so that the personal health of workers and the cleaning of working environment are ensured.
Preferably, the vacuum drying tower comprises a tank body, be provided with the edulcoration jar in the tank body, tank body top is provided with into oil pipe, advances oil pipe and is located the edulcoration jar directly over, tank body bottom is provided with the scum pipe, and scum pipe and edulcoration jar bottom intercommunication, be provided with helical steam pipe in the edulcoration jar, the steam pipe both ends run through and fix on the tank body, are provided with oil pumping pipe on the tank body, and oil pumping pipe one end inserts in the edulcoration jar, and the other end wears out outside the tank body.
By adopting the scheme, animal grease enters the impurity removing tank from the oil inlet pipe, the impurity removing tank removes impurities from crude oil, and the steam pipe removes water from the crude oil; impurities are discharged from a slag discharging pipe below the impurity removing tank, and refined oil is pumped out from the oil pumping pipe, so that the refining quality is greatly improved, and the purity of the refined oil is higher.
Preferably, the decoloring tank comprises a tank body, wherein a pre-decoloring area and a re-decoloring area are arranged in the tank body; the tank body is provided with an oil inlet pipe which penetrates through the tank body and is communicated with the pre-decoloring area, and the tank body is also provided with a first feeding pipe and a second feeding pipe, wherein the first feeding pipe is communicated with the pre-decoloring area; the second feeding pipe is communicated with the re-decoloring area, the pre-decoloring area is communicated with the re-decoloring area through a first oil conveying pipe, and an oil suction pipe is arranged at the lower part of the tank body and is communicated with the re-decoloring area.
By adopting the scheme, the decolorizing agent enters the pre-decolorizing area through the first feeding pipe, grease contacts the decolorizing agent in the pre-decolorizing area, adsorption balance is established between the pre-decolorizing area and the decolorizing agent, after partial pigment is adsorbed by the decolorizing agent, the grease enters the re-decolorizing area through the pipeline, adsorption balance is established again between the re-decolorizing area and the decolorizing agent entering the re-decolorizing area from the second feeding pipe, most of pigment in the grease is removed, and the decolorized grease is pumped out through the oil pumping pipe.
Preferably, a stirrer is arranged in the pre-stripping zone and the re-stripping zone, and comprises a driving device, a connecting rod and stirring blades, wherein the stirring blades are connected to the connecting rod, the connecting rod is connected with the driving device, and the driving device is fixed on the tank body (24) and is connected with an external power supply of the tank body.
By adopting the scheme, the heating rod and the exhaust valve are arranged in the re-decoloring area, the exhaust valve is arranged on the tank body in a penetrating way, and the heating rod is fixed on the inner wall of the tank body and connected with an external power supply. By adopting the preferable technical scheme, the air of the re-decoloring area can be exhausted through the exhaust valve, so that the re-decoloring area is in a vacuum state, and at the moment, grease cannot be oxidized by the air; and then the decoloring agent plays the maximum decoloring effect through the powerful stirring of the stirrer and the temperature control of the heating rod on the grease.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. the animal fat is subjected to primary refining by the primary refining system, solid-liquid separation treatment is carried out on the animal fat subjected to primary refining by the filtering system, the separated animal fat is introduced into the purifying system for deacidification, deodorization and other treatments, refined animal fat is obtained, the refined animal fat is introduced into the quenching kneading device for quenching kneading, the ductility and stability of the refined animal fat can be increased, and by adopting the device, the production efficiency of refining the animal fat and the stability and ductility of a finished product are increased.
2. Animal fat can be introduced into the oil melting pot through the gear pump, wherein the oil melting pot can smelt semi-solid animal fat into liquid oil, and subsequent treatment is convenient, and the use of the gear pump optimizes the transportation process of transporting animal fat by manpower in the traditional technology, thereby improving the smelting efficiency of animal fat
3. The number of solid particles of the grease in the quenching and kneading device is increased by setting the rotating speed of the quenching and kneading device at 7.5kw and the temperature at 20 ℃, so that the breaking effect of the quenching and kneading device in the stirring process is improved, and the stability and the ductility of the animal grease finished product are greatly improved.
4. In the process of refining animal fat, animal fat can be stirred through a stirring device, so that the refining efficiency of animal fat in the refining process is ensured, animal fat can be heated under the action of a heating oil layer, the basic refining requirement of animal fat is ensured, the animal fat is not coagulated into blocks in the refining process, smoke generated in the refining process can be timely sucked away according to a smoking device arranged above a refining tank, and the personal health of workers and the cleaning of working environment are ensured.
5. Animal grease enters a impurity removing tank from an oil inlet pipe, the impurity removing tank removes impurities from crude oil, and a steam pipe removes water from the crude oil; impurities are discharged from a slag discharging pipe below the impurity removing tank, and refined oil is pumped out from the oil pumping pipe, so that the refining quality is greatly improved, and the purity of the refined oil is higher.
6. The decolorizer enters the pre-color-removing area through the first feeding pipe, grease contacts with the decolorizer in the pre-color-removing area, adsorption balance is established between the pre-color-removing area and the decolorizer, after partial pigment is adsorbed by the decolorizer, the grease enters the re-color-removing area through the pipeline, adsorption balance is established again between the re-color-removing area and the decolorizer entering the re-color-removing area from the second feeding pipe, most of pigment in the grease is removed, and the decolorized grease is pumped out through the oil pumping pipe.
7. The re-decoloring area is provided with a heating rod and an exhaust valve, the exhaust valve is arranged on the tank body in a penetrating way, and the heating rod is fixed on the inner wall of the tank body and connected with an external power supply. By adopting the preferable technical scheme, the air of the re-decoloring area can be exhausted through the exhaust valve, so that the re-decoloring area is in a vacuum state, and at the moment, grease cannot be oxidized by the air; and then the decoloring agent plays the maximum decoloring effect through the powerful stirring of the stirrer and the temperature control of the heating rod on the grease.
Drawings
The invention will now be described by way of example and with reference to the accompanying drawings in which:
fig. 1 is: a schematic process flow diagram of one embodiment of the present invention.
Fig. 2 is: a schematic side view of one embodiment of the present invention.
Fig. 3 is: the main view angle structure schematic diagram of the oil melting pot in one embodiment of the invention.
Fig. 4 is: an embodiment of the present invention is an assembled view of a stirring device.
Fig. 5 is: the main view internal structure of the vacuum drying tower according to one embodiment of the invention is schematically shown.
Fig. 6 is: the main view internal structure of the decoloring tank in one embodiment of the invention is schematically shown.
Fig. 7 is: a schematic structural view of a stirrer according to an embodiment of the present invention.
Reference numerals: 1-a gear pump; 2-an oil melting pot; 3-bag filter; 4-a vacuum drying tower; 5-a decoloring tank; 6-butterfly filter; 7-deacidifying tank; 8-deodorizing tube; 9-quenching and kneading device; 10-a refining tank; 11-a supporting box; a 12-generator; 13-a transmission; 14-stirring device; 15-heating the oil layer; 16-heating blocks; 17-smoking means; 18-a tank body; 19-a impurity removal tank; 20-an oil inlet pipe; 21-a slag discharging pipe; 22-steam pipe; 23-oil pumping pipe; 24-decoloring tank body; 25-pre-stripping zone; 26-re-removing color zone; 27-decolorizing oil inlet pipe; 28-a first feed tube; 29-a second feed tube; 30-a first oil delivery pipe; 31-oil extraction pipe; 100-stirrer; 101-stirring blades; 102-connecting rods; 103-drive means.
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.
The present invention will be described in detail with reference to fig. 1 and 2.
Embodiment one:
a refining process of animal fat, comprising:
step A: introducing the animal fat raw material into the superheated oil through a gear pump, and filtering the liquid oil through a bag type filter to remove impurities;
and (B) step (B): introducing the oil subjected to impurity removal into a vacuum drying tower to remove water and gas contained therein;
step C: introducing the dehydrated and degassed oil into a decolorizing tank, adding carclazyte for decolorizing, and separating oil and residue by a centrifuge after decolorizing is completed to obtain decolorized animal fat and spent carclazyte;
step D: introducing the decolorized animal fat into a deacidification tower for treatment to obtain refined animal fat;
step E: introducing the refined animal fat into a kneader for quenching and kneading to obtain finished refined animal fat;
step F: and packaging the finished refined animal fat by a filling machine, and warehousing the finished product after inspection.
An apparatus for applying a refining production process of animal fat, comprising: the primary refining system is connected with a filtering system, the filtering system is connected with a purifying system, and the purifying system is connected with a quenching kneading device.
The primary refining system comprises a gear pump 1, and the gear pump 1 is connected with an oil melting pot 2.
The filtering system comprises a bag type filter 3, and one side, far away from the oil melting pot 2, of the bag type filter 3 is fixedly connected with a vacuum drying tower 4.
The purification system comprises a decolorizing tank 5, one side of the decolorizing tank is connected with a vacuum drying tower 4, the other side of the decolorizing tank is connected with a disc filter 6, one side of the butterfly filter 6 away from the decolorizing tank 5 is connected with a deacidification tank 7, and one side of the deacidification tank away from the butterfly filter 6 is connected with a deodorization tank 8.
The rotational speed of the quenching kneading device was 7.5kw, and the temperature was set at 20 ℃.
In the first embodiment, animal fat is pumped into the oil melting pot 2 through the gear pump 1 for preliminary refining, when the gear rotates, the volume of the space at the gear disengaging side is changed from small to large, vacuum is formed, animal fat is sucked, the volume of the space at the gear engaging side is changed from large to small, animal fat is extruded into a pipeline, the animal fat is refined into liquid fat from semi-solid for convenient subsequent treatment, the primary refined animal fat is pumped into the bag type filter 3 for filtering, then the liquid fat is pumped into the vacuum drying tower 4 for removing self-contained moisture in the fat, the dried animal fat is pumped into the decoloring pot 5, clay is added for decoloring the animal fat, the product materials in the decoloring pot are pumped into the disc type filter 6 for filtering, decolorized animal oil and spent clay are obtained, the decolorized animal oil is sequentially pumped into the deacidification pot 7 and the deodorization pot 8, refined animal oil is obtained, the refined animal oil is pumped into the quenching kneading device for quenching and kneading, the rotating speed of the quenching kneading device is set to 7.5wk, the temperature is set to 20 ℃, the equipment parameters can increase the solid fat quantity in the stirring process, the stirring effect is improved, the stability and the ductility of the animal fat are greatly improved, and the animal fat is greatly improved.
The oil melting pot comprises a melting tank 10, supporting boxes 11 are fixedly arranged at two ends of the melting tank 10, a generator 12 is fixedly arranged in the supporting boxes 11, a transmission device 13 is connected to the generator 12, a rotating shaft is fixedly connected to the transmission device 13, a stirring device 14 is fixedly connected to the rotating shaft, a heating oil layer 15 is fixedly arranged on the outer side of the melting tank 10, a heating block 16 is fixedly arranged in the heating oil layer 15, the heating block 16 is electrically connected with the generator 12, and a smoking device 17 is arranged above the melting tank.
In the above embodiment, when the melting is performed, the generator 12 is started, the generator 12 heats the heating block 16 and makes the heating oil layer 15 continuously heat the melting tank 10, meanwhile, the generator 12 directly supplies power to the transmission device 13, the transmission device 13 drives the stirring device 14 to rotate through the rotating shaft, heating and stirring of animal fat are completed, in the melting process, the smoking device 17 above the melting tank 10 is started, smoke generated in the melting process of the animal fat is sucked, and the diffusion of the smoke is avoided.
The stirring device 14 with the semicircular structure and the circular motion can be better matched, the stirring device 14 is designed into a hollow rectangle, firstly, the waste of materials and the reduction of stirring efficiency caused by the attachment of animal fat on the surface of a solid structure are avoided, secondly, the manufacturing materials and the manufacturing cost are saved, and a plurality of stirring plates fixedly arranged on the stirring device are provided with a scheme for compensating the hollow structure, so that the stirring device 14 with the hollow structure can realize the effect of saving materials and avoiding the attachment of materials while ensuring the basic stirring function; the strengthening rib that sets up in agitating unit 14 corner can guarantee agitating unit 14 structural strength, because animal grease is comparatively thick liquid, and agitating unit 14 is great in the resistance that stirring was encountered wherein, and the unavoidable intensity of its intermediate structure is not enough, so set up the strengthening rib in its corner to complement its intensity, guarantee life.
Embodiment III: the vacuum drying tower comprises a tank body 18, a impurity removing tank 19 is arranged in the tank body, an oil inlet pipe 20 is arranged at the top of the tank body 18, the oil inlet pipe 20 is positioned right above the impurity removing tank 19, a slag discharging pipe 21 is arranged at the bottom of the tank body 18, the slag discharging pipe 21 is communicated with the bottom end of the impurity removing tank 19, a spiral steam pipe 22 is arranged in the impurity removing tank 19, two ends of the steam pipe (22) penetrate and are fixed on the tank body 18, an oil pumping pipe 23 is arranged on the tank body 18, one end of the oil pumping pipe 23 is inserted into the impurity removing tank (19), and the other end of the oil pumping pipe 23 penetrates out of the tank body 18.
In the embodiment, crude oil enters the impurity removing tank from the oil inlet pipe, the impurity removing tank removes impurities from the crude oil, and the steam pipe removes water from the crude oil; and discharging impurities from a slag discharging pipe below the impurity removing tank, and extracting refined oil from the oil pumping pipe.
Embodiment four: the decoloring tank comprises a decoloring tank body 24, wherein a pre-decoloring area 25 and a re-decoloring area 26 are arranged in the decoloring tank body 24; the decolorizing tank 24 is provided with a decolorizing oil inlet pipe 27, the decolorizing oil inlet pipe 27 penetrates through the decolorizing tank 24 and is communicated with the pre-decolorizing area 25, the decolorizing tank 24 is also provided with a first feeding pipe 8 and a second feeding pipe 9, and the first feeding pipe 28 is communicated with the pre-decolorizing area 25; the second feeding pipe 29 is communicated with the re-decoloring area 26, the pre-decoloring area 25 is communicated with the re-decoloring area 26 through a first oil conveying pipe 30, an oil pumping pipe 31 is arranged at the lower part of the decoloring tank 24, and the oil pumping pipe 31 is communicated with the re-decoloring area 26.
The stirrer 100 is arranged in the pre-decoloring area 25 and the re-decoloring area 26, the stirrer 100 comprises a driving device 103, a connecting rod 102 and stirring blades 101, the stirring blades 101 are connected to the connecting rod 102, the connecting rod 102 is connected with the driving device 103, and the driving device 103 is fixed on the decoloring tank body 24 and is connected with an external power supply of the decoloring tank body 24.
The foregoing examples merely represent specific embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, which fall within the protection scope of the present application.
Claims (5)
1. The refining equipment for the animal fat is characterized by comprising a primary refining system, wherein the primary refining system is connected with a filtering system, the filtering system is connected with a purifying system, and the purifying system is connected with a quenching kneading device (9);
the filtering system comprises a bag filter (3), and a vacuum drying tower (4) is fixedly connected to one side, far away from the oil melting pot (2), of the bag filter (3);
the purification system comprises a decolorizing tank (5), one side of the decolorizing tank (5) is connected with the vacuum drying tower (4), the other side of the decolorizing tank is connected with a disc filter (6), one side of the disc filter (6) away from the decolorizing tank (5) is connected with a deacidification tank (7), and one side of the deacidification tank away from the disc filter (6) is connected with a deodorization tank (8);
the vacuum drying tower comprises a tank body (18), wherein a impurity removing tank (19) is arranged in the tank body, an oil inlet pipe (20) is arranged at the top of the tank body (18), the oil inlet pipe (20) is positioned right above the impurity removing tank (19), a slag discharging pipe (21) is arranged at the bottom of the tank body (18), the slag discharging pipe (21) is communicated with the bottom end of the impurity removing tank (19), a spiral steam pipe (22) is arranged in the impurity removing tank (19), two ends of the steam pipe (22) penetrate and are fixed on the tank body (18), an oil pumping pipe (23) is arranged on the tank body (18), one end of the oil pumping pipe (23) is inserted into the impurity removing tank (19), and the other end of the oil pumping pipe (23) penetrates out of the tank body (18);
the decoloring tank (5) comprises a decoloring tank body (24), and a pre-decoloring area (25) and a re-decoloring area (26) are arranged in the decoloring tank body (24); the decolorizing tank body (24) is provided with a decolorizing oil inlet pipe (27), the decolorizing oil inlet pipe (27) penetrates through the tank body (24) and is communicated with the pre-decolorizing area (25), the decolorizing tank body (24) is also provided with a first feeding pipe (28) and a second feeding pipe (29), and the first feeding pipe (28) is communicated with the pre-decolorizing area (25); the second feeding pipe (29) is communicated with the re-decoloring area (26), the pre-decoloring area (25) is communicated with the re-decoloring area (26) through a first oil conveying pipe (30), an oil pumping pipe (31) is arranged at the lower part of the tank body (24), and the oil pumping pipe (31) is communicated with the re-decoloring area (26); a heating rod and an exhaust valve are arranged in the re-color removing zone (26), the exhaust valve is arranged on the tank body (24) in a penetrating way, and the heating rod is fixed on the inner wall of the tank body (24) and connected with an external power supply;
the oil melting pot comprises an oil melting tank (10), wherein supporting boxes (11) are fixedly arranged at two ends of the oil melting tank (10), a generator (12) is fixedly arranged in the supporting boxes (11), the generator (12) is connected with a transmission device (13), the transmission device (13) is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with a stirring device (14), a heating oil layer (15) is fixedly arranged on the outer side of the oil melting tank (10), a heating block (16) is fixedly arranged in the heating oil layer (15), the heating block (16) is electrically connected with the generator (12), and a smoking device (17) is arranged above the oil melting tank.
2. Refining apparatus for animal fat according to claim 1, characterized in that the primary refining system comprises a gear pump (1), the gear pump (1) being connected to an oil melting pot (2).
3. Refining apparatus for animal fat according to claim 1, characterized in that the rotational speed of the quenching kneading device (9) is 7.5kw and the temperature is set to 20 ℃.
4. The animal fat refining device according to claim 2, wherein a stirrer (100) is arranged in the pre-stripping zone (25) and the re-stripping zone (26), the stirrer (100) comprises a driving device (103), a connecting rod (102) and stirring blades (101), the stirring blades (101) are connected to the connecting rod (102), the connecting rod (102) is connected to the driving device (103), and the driving device (103) is fixed on the decolorizing tank body (24) and is connected to an external power supply of the decolorizing tank body (24).
5. A process for producing an animal fat refining device according to claim 4, comprising:
step A: introducing animal fat raw materials into an oil melting pot through a gear pump to heat and melt oil, and filtering liquid animal fat through bag type filtration and impurity filtering;
and (B) step (B): introducing the animal fat after impurity removal into a vacuum drying tower to remove water and gas contained in the animal fat;
step C: introducing the dehydrated and degassed oil into a decolorizing tank, adding carclazyte for decolorizing, and separating oil and residue by a centrifuge after decolorizing is completed to obtain decolorized animal fat and spent carclazyte; wherein:
the decolorizer enters a pre-decolorized area through a first feeding pipe, grease contacts the decolorizer in the pre-decolorized area, adsorption balance is established between the pre-decolorized area and the decolorizer, after partial pigment is adsorbed by the decolorizer, the grease enters a re-decolorized area through a pipeline, adsorption balance is established again between the re-decolorized area and the decolorizer entering the re-decolorized area from a second feeding pipe, most of the pigment in the grease is removed, and the decolorized grease is pumped out through an oil pumping pipe;
firstly, exhausting air of the re-decoloring area through an exhaust valve to enable the re-decoloring area to reach a vacuum state, and at the moment, grease cannot be oxidized by the air; the decoloring agent plays a maximum decoloring effect through the powerful stirring of the stirrer and the temperature control of the heating rod on the grease;
step D: introducing the decolorized animal fat into a deacidification tower for treatment to obtain refined animal fat;
step E: introducing the refined animal fat into a kneader for quenching and kneading to obtain finished refined animal fat;
step F: and packaging the finished refined animal fat by a filling machine, and warehousing the finished product after inspection.
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| CN113736553B (en) * | 2021-09-02 | 2024-07-23 | 阜阳市三龙油脂食品有限公司 | Integrated equipment for producing animal fat and implementation method thereof |
| CN114106930B (en) * | 2021-12-28 | 2024-01-26 | 东北农业大学 | Animal fat grading device and method using superheated steam |
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