CN112471424A - Automatic production system and method for instant meat granules without secondary sterilization - Google Patents
Automatic production system and method for instant meat granules without secondary sterilization Download PDFInfo
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- CN112471424A CN112471424A CN202011298751.8A CN202011298751A CN112471424A CN 112471424 A CN112471424 A CN 112471424A CN 202011298751 A CN202011298751 A CN 202011298751A CN 112471424 A CN112471424 A CN 112471424A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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- A23L13/00—Meat products; Meat meal; Preparation or treatment thereof
- A23L13/10—Meat meal or powder; Granules, agglomerates or flakes
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/30—Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation
- A23L5/34—Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation using microwaves
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Abstract
The invention discloses an automatic production system and method of instant meat granules without secondary sterilization, and the automatic production system comprises a meat granule curing module and an aseptic packaging module, wherein the meat granule curing module comprises a screw conveyor and a plurality of microwave heating generators, the aseptic packaging module comprises an outer shell, an air supply device, a pre-distribution device and a vacuum bag packaging device, the pre-distribution device and the vacuum bag packaging device are installed in the outer shell, the air supply device is used for conveying clean sterile air into the outer shell, the pre-distribution device comprises a distribution device, an annular conveying line and a pre-distribution cylinder, the bottom of each pre-distribution cylinder is provided with an openable gate, the pre-distribution device is arranged at a material receiving position, an inlet of the pre-distribution device upwards extends out of the top of the outer shell and is connected with a clinker outlet of the screw conveyor, an outlet of the pre-distribution device is aligned to the top of the pre-distribution cylinder at. The invention does not need secondary sterilization, integrates meat particle stirring, curing and packaging, and has high processing efficiency and low cost.
Description
Technical Field
The invention belongs to the technical field of food processing, relates to a meat product processing technology, and particularly relates to an automatic production system and method of instant meat granules without secondary sterilization.
Background
The instant meat particles are meat product leisure products widely favored by consumers, and are generally processed by processes of unfreezing, granulating, mixing, curing, packaging, sterilizing and the like. After the meat products are cured and packaged, a sterilization kettle is generally adopted for high-temperature heat sterilization or radiation cold sterilization, so that the products are ensured to reach commercial sterile states, and the food safety of the products in the shelf life is ensured. But the high-temperature sterilization brings irreversible deterioration of product taste, aroma and the like, such as meat fibrosis, weakened aroma and the like; the related problems of heat sterilization can be avoided by irradiation cold sterilization, but irradiation belongs to special industries, the configuration in a factory cannot be realized, the packaged product generally needs to be transported to an irradiation enterprise, the cold chain transportation and irradiation processing costs are high, the product is transported to the time when the product cannot be subjected to irradiation treatment in time at high temperature, the product still needs to be stored in a refrigerator for temporary storage, the processing cost is further increased, and the possibility of spoilage exists.
Disclosure of Invention
The invention aims to provide an automatic production system and method of instant meat granules without secondary sterilization, and the method can achieve commercial sterility of the packaged instant meat granules without sterilization.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a need not instant meat grain automated production system of secondary sterilization which characterized in that: the device comprises a meat grain curing module and an aseptic packaging module, wherein the meat grain curing module comprises a screw conveyer and a plurality of microwave heating generators arranged in the screw conveyer, the screw conveyer is obliquely arranged, a material inlet of the screw conveyer is positioned at the top of the lower end, a clinker outlet of the screw conveyer is positioned at the bottom of the upper end, the aseptic packaging module comprises an outer shell, an air supply device, a pre-distribution device and a vacuum bag packaging device, the pre-distribution device and the vacuum bag packaging device are arranged in the outer shell, the air supply device is used for conveying clean sterile air into the outer shell and keeping the outer shell in a micro-positive pressure state, the pre-distribution device comprises a distribution device, an annular conveying line and a pre-distribution cylinder arranged on the annular conveying line, the bottom of each pre-distribution cylinder is provided with a gate capable of being opened, a material receiving position and a packaging position are arranged on the, make the feed divider in advance receive the material level and pack the position between cyclic movement, feed divider locates and receives material level department, and the feed divider entry upwards stretches out the shell body top and links to each other with screw conveyer's grog export, and feed divider's export is aimed at and is received the feed divider top in advance of material level, vacuum bag packing plant locates the packing position department of annular transfer chain.
Further, the material distributing device comprises a supporting plate, a feeding hopper, a discharging box and a material stirring cylinder, the top of the feeding hopper is connected with a clinker outlet of the screw conveyor, the supporting plate is arranged above a pre-distributing cylinder with a material receiving level through a support, a discharging hole corresponding to the pre-distributing cylinder is arranged on the supporting plate, the discharging box is arranged between the supporting plate and the bottom of the feeding hopper, the discharging box is at least provided with a movable side plate, the supporting plate is provided with a movable guide rail and a movable slide block arranged on the movable guide rail, the outer side of the feeding hopper above the discharging box is provided with a passive telescopic rod, the upper end of the movable side plate is hinged and connected with the lower end of the passive telescopic rod, the lower end of the movable side plate is hinged and connected with the movable slide block, the material stirring cylinder is arranged on the supporting plate or the, the movable side plate can be used for poking materials back and forth on the supporting plate, and the meat particles in the blanking box can enter the pre-distribution barrel from the discharging hole under the action of gravity.
Furthermore, the blanking box is a square box body consisting of four side plates, wherein two opposite side plates are fixed side plates, the other two opposite side plates are movable side plates, the movable guide rail is fixed on a supporting plate at the lower end of each fixed side plate, and each movable side plate is driven by a material poking cylinder to move back and forth on the supporting plate.
Furthermore, each support plate is provided with 2-4 discharge holes, and the step movement interval of the annular conveying line is the interval of the corresponding number of discharge holes.
Furthermore, the gate of the bottom of the pre-distributing cylinder is a side-opening gate, and comprises a gate plate matched with the cross section of the bottom of the pre-distributing cylinder and a notch arranged at the bottom side of the pre-distributing cylinder, the gate plate is arranged on the pre-distributing cylinder through a rotating shaft, the gate is turned in or out of the notch through the gate to close and open the gate, a torsional spring for keeping the gate closed is arranged on the rotating shaft, and a push rod convenient to push is arranged at the tail end of the gate plate.
Further, the inclination angle of the spiral conveyor is 0-30 degrees.
Further, the plurality of microwave heating generators are distributed along the conveying direction of the spiral conveyor, so that the temperature in the conveying channel of the spiral conveyor is distributed in sections, wherein the specific feeding section is 40-80 ℃, the middle curing section is 120-240 ℃, and the discharging section is 70-90 ℃.
Further, a dehumidifying opening for removing moisture is arranged at the top of the conveying channel at the inlet of the spiral conveyor.
An automatic production method of instant meat granules without secondary sterilization is characterized by comprising the following steps:
step 1, building an automatic production system of the instant meat particles;
step 2, starting an air supply device, and conveying clean sterile air into the outer shell to keep the interior of the outer shell in a micro-positive pressure state, wherein the pre-distribution device and the vacuum bag packaging device both operate in a micro-positive pressure environment to keep a sterile environment;
step 3, starting the screw conveyor and the microwave heating generator, and continuously adding the prepared seasoning meat particles into the material inlet; the seasoning meat particles move forwards under the spiral conveying, are heated and cured in the moving process, and simultaneously complete one-time high-temperature sterilization at the curing temperature;
and 4, feeding the cured meat particles into a material distribution device through a clinker outlet, subpackaging the cured meat particles into each pre-distribution cylinder through the material distribution device, conveying the pre-distribution cylinders to a vacuum bag packaging device through an annular conveying line for vacuum bagging and packaging, and completing automatic production of the instant meat particles.
The invention has the beneficial effects that: the device can realize the sterility of products (cured meat particles) before packaging and the sterility of the packaging environment, thereby realizing the commercial sterility of the packaged products without a sterilization process.
Under the action of microwaves generated by a microwave heating generator, the temperature inside the material is raised (the temperature of the external environment is kept at 120-240 ℃ after being stabilized), and the effect of curing and removing part of moisture (moisture reaches a certain degree, a moisture removal device is started, and wet air is discharged, so that the moisture is removed) in the conveying process is realized. Most of the air is introduced from the packaging unit, avoiding the ingress of material inlet air (containing microorganisms). In the curing process, the materials are heated for a long time (30-60min) at a higher temperature (120-. And the meat particles slowly move in the microwave curing device, so that the materials are uniformly and continuously turned, and the problems that the local gelatinization is caused by the nonuniform microwave heating temperature, the materials are adhered to equipment and the interference on the cleaning of the equipment before the subsequent production is caused are avoided. The microwave curing device is at a certain angle, and along with the curing, redundant grease in the material moves to the feeding port under the dead weight, so that the grease in the material is maintained in a proper content range before packaging, and the subsequent packaging work and equipment cleaning work are facilitated.
The sub-packaging work is completely carried out in the outer shell, clean sterile air is conveyed into the outer shell by the air supply device, so that micro-positive pressure is kept in the outer shell, and the external air environment is difficult to enter the pre-packaging device and the vacuum bag packaging device by the micro-positive pressure to cause bacterial pollution, so that secondary sterilization is not needed; because equipment is numerous, the shell body can not keep absolute seal, and the air circulation in the shell body is ensured through the micro-positive pressure environment, and the dehumidification effect can also be played. In addition, the screw conveyer is provided with a dehumidifying port, the dehumidifying port is dehumidified through the dehumidifier, a large amount of moisture caused by curing in the screw conveyer can be discharged, and meanwhile, due to the fact that the screw conveyer is communicated with the inside of the outer shell, air loss caused by dehumidification is supplemented by micro-positive pressure in the outer shell, and unclean air is effectively prevented from entering the screw conveyer.
During the operation of the racking machine, instant meat particles are loaded into the pre-distribution barrel through the back and forth movement of 2 material pushing plates (namely movable side plates), the pre-distribution barrel moves in a stepping manner in the process, the loading is realized through 3 times of pushing and stepping movement, the materials are ensured not to be scattered into the equipment, and the weight of the materials in the pre-distribution barrel is distributed within a certain precision range (the weight of each barrel is distributed within +/-5%). When the packaging machine works for the first time, the aseptic packaging process is realized by using the aseptic conditions of higher environmental temperature and positive pressure; during subsequent work, because this simple structure is easy to be cleaned, can ensure equipment sanitization, no greasy dirt, no scattered material in dead angle department, can not form the pollution source because thoroughly clean, the carrier that the dead angle department greasy dirt, scattered material become the microorganism and breed because of not, can't realize the aseptic ization of follow-up packing.
Drawings
Fig. 1 is a schematic structural diagram of an automatic production system of instant meat granules without secondary sterilization according to the present invention.
FIG. 2 is a top view of the preseparator of the present invention.
Fig. 3 is a schematic structural diagram of the material separating device of the invention.
Fig. 4 is a schematic diagram of the pushing state of a material poking cylinder of the material distributing device.
FIG. 5 is a schematic diagram of the moving distribution of the single-side movable side plate of the distribution device of the present invention, wherein FIG. 5(a) is an initial state of the movable side plate, the discharge hole is outside the discharge box, FIG. 5(b) is a vertical state of the movable side plate, the meat particles in the discharge box fall into the pre-distribution barrel below through the discharge hole, FIG. 5(c) is a diagram of the movable side plate being pushed out again to push the meat particles to one side of the discharge hole, at this time, the pre-distribution barrel right below the discharge hole is completely loaded, and the annular conveying line can be stepped again to move the next pre-distribution barrel below the discharge hole to load.
Fig. 6 is a schematic diagram of the moving distribution of the double-sided single-sided movable side plate of the invention, wherein fig. 6(a) is an initial state of the movable side plate, the left movable side plate is pushed out and inclined, the right movable side plate is in a vertical state, the discharge hole is arranged outside the discharge box, fig. 6(b) is a diagram in which the left movable side plate is returned to be in a vertical state, meat particles in the discharge box fall into the pre-distribution barrel below through the discharge hole, fig. 6(c) is a diagram in which the right movable side plate is pushed out to push the meat particles to the left side of the discharge hole, and at this time, the pre-distribution barrel right below the discharge hole is completely filled, and the annular conveying line can be.
FIG. 7 is a schematic view of a pre-dispensing cartridge according to the present invention.
In the figure: 1-a screw conveyor, 2-a conveying bracket, 3-a conveying motor, 4-a material inlet, 5-a dehumidifying port, 6-a microwave heating generator, 7-a clinker outlet, 8-a pre-separating device, 81-a material separating device, 811-a supporting plate, 812-a feeding hopper, 813-a blanking box, 814-a material stirring cylinder, 815-a discharging hole, 816-a fixed side plate, 817-a movable side plate, 818-a movable guide rail, 819-a movable sliding block, 820-a passive telescopic rod, 82-an annular conveying line, 83-a pre-material separating cylinder, 831-a gate plate, 832-a notch, 833-a push rod, 84-a material receiving position, 85-a packaging position, 9-a vacuum bag packaging device, 10-an outer shell, 11-an air supply device and 12-a product boxing device, 13-vacuumizing and sealing mechanism, 14-bagging conveying line, 15-conveying auger and 16-bagging meat particles.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 6, an automatic production system for instant meat granules without secondary sterilization comprises a meat granule curing module and an aseptic packaging module, wherein a screw conveyor 1 of the meat granule curing module and a plurality of microwave heating generators 6 installed in the screw conveyor 1 are provided, the screw conveyor 1 is arranged obliquely, a material inlet 4 of the screw conveyor is positioned at the top of the lower end, a clinker outlet 7 is positioned at the bottom of the upper end, the aseptic packaging module comprises an outer shell 10, an air supply device 11, a pre-separation device 8 and a vacuum bag packaging device 9, the pre-separation device 8 and the vacuum bag packaging device 9 are installed in the outer shell 10, the air supply device 11 is used for conveying clean sterile air into the outer shell 10 to keep the inner part of the outer shell 10 in a micro-positive pressure state, the pre-separation device 8 comprises a material distribution device 81, an annular conveying line 82 and a material distribution cylinder 83 installed on the annular conveying line 82, every is divided feed cylinder 83 bottom in advance and all is equipped with a gate that can open, annular transfer chain 82 has last been set up and has received material level 84 and packing position 85, and annular transfer chain 82 adopts step-by-step transport for divide feed cylinder 83 in advance to receive material level 84 and packing position 85 between cyclic movement, feed divider 81 is located and is received material level 84 department, and feed divider 81 entry upwards stretches out the grog export 7 of shell body 10 top and screw conveyer 1 and links to each other, and feed divider 81's export is aimed at and is received the feed cylinder 83 top in advance of material level 84, vacuum bag packing plant 9 locates annular transfer chain 82's packing position 85 department.
Screw conveyer 1 adopts prior art transformation in this embodiment, as shown in fig. 1, it is including carrying the casing, carrying auger 15 and conveying motor 3, carry the casing to pass through delivery support 2 and install on ground, carry the casing bottom for carrying the runner, carry the runner to be the setting of high left and low right side, carry auger 15 to install in carrying the runner, carry motor 3 to install outside carrying the casing, pass through the reduction gear with carrying auger 15 and link to each other, carry the high grow in casing middle part, the uplift that makes progress, three microwave heating generator 6 installs in proper order on carrying the conveying casing of runner top, the right side top of carrying casing middle part uplift is equipped with the dehumidification mouth 5 that is used for getting rid of the moisture, carries casing right-hand member top to be equipped with material inlet 4, and left end bottom is equipped with grog.
As shown in fig. 3 and 4, the material distributing device 81 includes a supporting plate 811, a feeding hopper 812, a discharging box 813 and a material stirring cylinder 814, the top of the feeding hopper 812 is connected to the clinker outlet 7 of the screw conveyor 1, the supporting plate 811 is mounted above the pre-distributing barrel 83 of the material receiving position 84 by a bracket (not shown in the figures, which is a common bracket structure), the supporting plate 811 is provided with a discharging hole 815 corresponding to the pre-distributing barrel 83, the discharging box 813 is mounted between the supporting plate 811 and the bottom of the feeding hopper 812, in this embodiment, the discharging box 813 is a square box body composed of four side plates, two opposite side plates are fixed side plates 816, the other two opposite side plates are movable side plates 817, the two movable side plates 817 can swing back and forth in the space between the two fixed side plates 816, a movable guide rail 818 is provided on the supporting plate 811 inside each fixed side plate 816, the movable guide rail 818 is provided with a movable sliding block 819, the outer side of the feed hopper 812 above the blanking box 813 is provided with a passive telescopic rod 820, the upper end of the movable side plate 817 is hinged with the lower end of the passive telescopic rod 820, the lower end of the movable side plate 817 is hinged with the movable sliding block 819, the material shifting cylinder 814 is installed on a support plate 811 or a bracket, the front end of the material shifting cylinder 814 is hinged with the movable side plate 817, the lower end of the movable side plate 817 is driven to slide along the movable guide rail 818 by the material shifting cylinder, so that the movable side plate 817 can shift materials back and forth on the support plate 811, and meat particles in the blanking box 813 enter the pre-distribution barrel 83 from the discharge.
It should be noted that, in order to further improve the effect of the movable side plate 817 stirring meat particles, the lower end of the movable side plate 817, which is in contact with the support plate 811, is in the shape of an arc, and optimally, the arc takes the hinge point of the movable side plate 817 and the movable slider 819 as the center of a circle, so that the meat particles can be completely hung on one side of the support plate 811 during the swing process of the movable side plate 817.
It should be noted that the number of the movable side plates 817 of the present invention may be one or two, and when two movable side plates 817 are provided, they may be alternatively operated to provide the effect of stirring the cooked meat particles.
It should be noted that the passive telescopic rod 820 of the present invention may be a passive telescopic rod 820 with a spring, and the spring keeps a certain pre-tightening force between the lower end of the movable side plate 817 and the supporting plate 811, so as to prevent material leakage during scraping.
The material distributing device 81 of the present invention, taking the single movable side plate 817 as an example, acts as follows:
in the initial state, as shown in fig. 5(a), the toggle cylinder extends to push the left movable side plate 817 to the right, so that the discharge hole 815 is positioned outside the space of the lower bin 813, cured meat particles come out from the clinker outlet 7 of the screw conveyor 1 and are stacked in the lower bin 813 through the feed hopper 812 under the action of self gravity, when the pre-distribution cylinder 83 moves to the position below the support plate 811 and directly face the discharge hole 815 through the conveying step of the annular conveying line 82, the toggle cylinder recovers, as shown in fig. 5(b), the left movable side plate 817 is in a vertical state, the discharge hole 815 is positioned in the inner space of the lower bin 813, cured meat particles in the pre-distribution cylinder fall into the pre-distribution cylinder 83 through the discharge hole 815 under the action of self gravity, then the material shifting cylinder 814 extends again, excess materials on the discharge hole 815 are shifted to the right, then the annular conveying line 82 moves step again to send away the pre-distribution cylinder 83 which is already, the empty pre-distributing cylinder 83 is fed to the discharge hole 815 and re-distributed according to the above operation.
The other actions of the two movable side plates 817 are the same as the above, and the difference is that when the materials are stirred, the two movable side plates 817 can stir the materials alternately, as shown in fig. 6, so as to improve the efficiency, of course, the two movable side plates 817 can stir the materials together, a specific movable side plate 817 retreats, the other movable side plate 817 advances, so that the cooked meat particles in the lower bin 813 are scraped by the other movable side plate 817 after being discharged through the discharge hole 815, and the two movable side plates 817 can complete the sub-packaging only by one action.
It should be noted that the number of the discharging holes 815 on the supporting plate 811 is not limited to one, and may be multiple, for example, 2 to 4, but it should be noted that, for example, when there are 3 discharging holes 815, the 3 discharging holes 815 correspond to three pre-dispensing cartridges 83 on the annular conveying line 82, that is, the annular conveying line 82 needs to step by the distance of three pre-dispensing cartridges 83 each time, that is, the movable side plate 817 moves each time, so that the three pre-dispensing cartridges 83 can be dispensed.
The form of the gate at the bottom of the pre-distribution barrel 83 is not limited, and the gate provided by the invention is a side-opening gate, as shown in fig. 7, the side-opening gate comprises a gate 831 matched with the cross section of the bottom of the pre-distribution barrel 83 and a notch 832 formed at the bottom side of the pre-distribution barrel 83, the gate 831 is installed on the pre-distribution barrel 83 through a rotating shaft, the gate is turned into or out of the notch 832 to close and open the gate, the rotating shaft is provided with a torsion spring for keeping the gate closed, and the tail end of the gate 831 is provided with a push rod 833 convenient to push.
As a preferred embodiment, the inclination angle of the screw conveyer 1 is 0-30 degrees, and the plurality of microwave heating generators 6 are distributed along the conveying direction of the screw conveyer 1, so that the temperature in the conveying channel of the screw conveyer 1 is distributed in sections, wherein the specific feeding section is 40-80 degrees, the middle curing section is 120-240 degrees, and the discharging section is 70-90 degrees.
The top of a conveying channel at an inlet in the spiral conveyor 1 is provided with a dehumidifying port 5 for removing moisture, and the slightly-positive pressure clean sterile air in the outer shell 10 can partially enter the spiral conveyor 1 through the material distributing device 81 to supplement the air pressure reduction caused by dehumidifying, so that the heating, sterilization and conveying are integrated through the heating device arranged in the spiral conveyor 1, and then the operation of the subsequent pre-distributing device 8 and the vacuum bag packaging device 9 in the sterile environment is effectively ensured through the slightly-positive pressure environment without secondary sterilization, and the meat particle temperature is kept at about 60-80 ℃ through natural cooling in the pre-distributing device 8 and the vacuum bag packaging device 9.
An automatic production method of instant meat granules without secondary sterilization comprises the following steps:
step 1, building an automatic production system of the instant meat particles;
step 2, starting an air supply device 11, and conveying clean sterile air into the outer shell 10 to keep the interior of the outer shell 10 in a micro-positive pressure state, wherein the pre-distribution device 8 and the vacuum bag packaging device 9 both operate in a micro-positive pressure environment to keep the sterile environment;
step 3, preparing meat particles, namely unfreezing the raw material frozen meat (more than one of pork, beef, chicken and duck), cleaning and cutting into particles with the size of 2cm3. Mixing 1kg of meat grain with 100g of flour, 20g of sesame, 100g of white granulated sugar, 50g of salt, 100g of edible oil, 20g of white spirit, 20g of monosodium glutamate and 20g of spices (prepared by crushing and uniformly mixing 100g of dried hot pepper, 20g of pepper, 30g of anise, 20g of cassia bark, 10g of fennel, 10g of dried orange peel, 5g of clove, 15g of liquorice, 10g of allspice and 60g of ginger) to obtain the seasoning meat grain.
Step 4, starting the screw conveyor 1 and the microwave heating generator 6, and continuously adding the prepared seasoning meat particles into the material inlet 4; the seasoning meat particles move forwards under the spiral conveying, are heated and cured in the moving process, and simultaneously complete one-time high-temperature sterilization at the curing temperature; the conveying speed is 0.2-0.4 m/min, the microwave power is 100kW, the curing and heating time is about 60min, the internal temperature of the microwave curing unit is 120-.
And 5, feeding the cured meat particles into a material distribution device 81 through a clinker outlet 7, sub-packaging the cured meat particles into each pre-distribution cylinder 83 through the material distribution device 81, conveying the pre-distribution cylinders 83 to a vacuum bag packaging device 9 through an annular conveying line 82, conveying the packaged meat particles 16 to a vacuumizing sealing mechanism 13 through a packaging conveying line 14 for vacuumizing and sealing, and conveying the packaged meat particles to a product boxing device 12 through the packaging conveying line 14 for boxing and packaging. The automatic production of the instant meat particles is completed, and the packaging material packaged in vacuum bags is sterilized in advance through a delivery window with a sterilization function.
It should be noted that, the vacuum bag packaging device 9 of the present invention adopts a vacuum packaging device in the prior art, and a push rod 833 or a push cylinder capable of pushing a gate at the bottom of the pre-dispensing cylinder 83 may be added on the basis of the prior art, and the vacuum bag packaging device 9 may be operated in a micro-positive pressure environment, and the implementation of the technical scheme of the present invention is not affected by the specific equipment and technology adopted. The present invention will not be described in detail with respect to the specific structure of the vacuum bag packaging device 9, such as bagging with CN201710553636.2, and vacuuming and sealing with CN 201922011833.9.
The product packing device 12 may be of the prior art or may be simply a storage bin.
It is to be noted that the structural techniques not described in detail in the present invention are all realized by common general knowledge in the art.
The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
Claims (9)
1. The utility model provides a need not instant meat grain automated production system of secondary sterilization which characterized in that: the device comprises a meat grain curing module and an aseptic packaging module, wherein the meat grain curing module comprises a screw conveyer and a plurality of microwave heating generators arranged in the screw conveyer, the screw conveyer is obliquely arranged, a material inlet of the screw conveyer is positioned at the top of the lower end, a clinker outlet of the screw conveyer is positioned at the bottom of the upper end, the aseptic packaging module comprises an outer shell, an air supply device, a pre-distribution device and a vacuum bag packaging device, the pre-distribution device and the vacuum bag packaging device are arranged in the outer shell, the air supply device is used for conveying clean sterile air into the outer shell and keeping the outer shell in a micro-positive pressure state, the pre-distribution device comprises a distribution device, an annular conveying line and a pre-distribution cylinder arranged on the annular conveying line, the bottom of each pre-distribution cylinder is provided with a gate capable of being opened, a material receiving position and a packaging position are arranged on the, make the feed divider in advance receive the material level and pack the position between cyclic movement, feed divider locates and receives material level department, and the feed divider entry upwards stretches out the shell body top and links to each other with screw conveyer's grog export, and feed divider's export is aimed at and is received the feed divider top in advance of material level, vacuum bag packing plant locates the packing position department of annular transfer chain.
2. The automated instant meat pellet production system of claim 1, wherein: the material distributing device comprises a supporting plate, a feeding hopper, a discharging box and a material stirring cylinder, wherein the top of the feeding hopper is connected with a clinker outlet of a screw conveyor, the supporting plate is arranged above a pre-distributing cylinder subjected to material level through a support, a discharging hole corresponding to the pre-distributing cylinder is arranged on the supporting plate, the discharging box is arranged between the supporting plate and the bottom of the feeding hopper, at least one movable side plate is arranged on the discharging box, a movable guide rail and a movable slide block arranged on the movable guide rail are arranged on the supporting plate, a driven telescopic rod is arranged outside the feeding hopper above the discharging box, the upper end of the movable side plate is hinged and connected with the lower end of the driven telescopic rod, the lower end of the movable side plate is hinged and connected with the movable slide block, the material stirring cylinder is arranged on the supporting plate or the support, the movable side plate can be used for poking materials back and forth on the supporting plate, and the meat particles in the blanking box can enter the pre-distribution barrel from the discharging hole under the action of gravity.
3. The automated instant meat pellet production system of claim 2, wherein: the blanking box is a square box body consisting of four side plates, wherein two opposite side plates are fixed side plates, the other two opposite side plates are movable side plates, the movable guide rail is fixed on a supporting plate at the lower end of each fixed side plate, and each movable side plate is driven by a material stirring cylinder to move back and forth on the supporting plate.
4. The automated instant meat pellet production system of claim 2, wherein: each supporting plate is provided with 2-4 discharge holes, and the step movement interval of the annular conveying line is the interval of the corresponding number of discharge holes.
5. The automated instant meat pellet production system of claim 2, wherein: the gate of feed cylinder bottom is divided the gate in advance for the side, and it includes the flashboard that matches with feed cylinder bottom cross sectional dimension in advance and sets up the breach in feed cylinder bottom side in advance, and the flashboard is installed on the feed cylinder in advance through the pivot, and it realizes that the gate is closed and opens to advance or roll out the breach through the gate, be equipped with the torsional spring that makes the gate keep closing in the pivot, the flashboard tail end is equipped with the push rod of being convenient for to promote.
6. The automated instant meat particle production system of any one of claims 1 to 5, wherein: the inclination angle of the spiral conveyor is 0-30 degrees.
7. The automated instant meat pellet production system of claim 6, wherein: the microwave heating generators are distributed along the conveying direction of the spiral conveyor, so that the temperature in a conveying channel of the spiral conveyor is distributed in sections, the specific feeding section is 40-80 ℃, the middle curing section is 120-240 ℃, and the discharging section is 70-90 ℃.
8. The automated instant meat pellet production system of claim 6, wherein: and a dehumidifying opening for removing moisture is formed in the top of the conveying channel at the inlet in the screw conveyor.
9. An automatic production method of instant meat granules without secondary sterilization is characterized by comprising the following steps:
step 1, building an automatic production system of the instant meat granules according to any one of claims 2-8;
step 2, starting an air supply device, and conveying clean sterile air into the outer shell to keep the interior of the outer shell in a micro-positive pressure state, wherein the pre-distribution device and the vacuum bag packaging device both operate in a micro-positive pressure environment to keep a sterile environment;
step 3, starting the screw conveyor and the microwave heating generator, and continuously adding the prepared seasoning meat particles into the material inlet; the seasoning meat particles move forwards under the spiral conveying, are heated and cured in the moving process, and simultaneously complete one-time high-temperature sterilization at the curing temperature;
and 4, feeding the cured meat particles into a material distribution device through a clinker outlet, subpackaging the cured meat particles into each pre-distribution cylinder through the material distribution device, conveying the pre-distribution cylinders to a vacuum bag packaging device through an annular conveying line for vacuum bagging and packaging, and completing automatic production of the instant meat particles.
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| CN104305247A (en) * | 2014-10-23 | 2015-01-28 | 湖北省农业科学院农产品加工与核农技术研究所 | Processing method of instant meat product |
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| CN111685283A (en) * | 2020-05-20 | 2020-09-22 | 张桂云 | Meat product sterile processing workshop system and meat product sterile processing technology |
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| CN104305247A (en) * | 2014-10-23 | 2015-01-28 | 湖北省农业科学院农产品加工与核农技术研究所 | Processing method of instant meat product |
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Application publication date: 20210312 Assignee: Hubei Chushrimp King Food Technology Co.,Ltd. Assignor: FARM PRODUCT PROCESSING AND NUCLEAR-AGRICULTURAL TECHNOLOGY INSTITUTE, HUBEI ACADEMY OF AGRICULTURAL SCIENCES Contract record no.: X2023420000048 Denomination of invention: An automated production system and method for instant meat granules without the need for secondary sterilization Granted publication date: 20221018 License type: Common License Record date: 20230411 |