CN113546566A - Raw material mixing device, sterile raw material mixing system and sterile raw material mixing method - Google Patents
Raw material mixing device, sterile raw material mixing system and sterile raw material mixing method Download PDFInfo
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- CN113546566A CN113546566A CN202010325340.7A CN202010325340A CN113546566A CN 113546566 A CN113546566 A CN 113546566A CN 202010325340 A CN202010325340 A CN 202010325340A CN 113546566 A CN113546566 A CN 113546566A
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- 239000002994 raw material Substances 0.000 title claims abstract description 291
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 86
- 230000003068 static effect Effects 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 19
- 230000001954 sterilising effect Effects 0.000 claims description 56
- 239000002245 particle Substances 0.000 claims description 48
- 238000004659 sterilization and disinfection Methods 0.000 claims description 45
- 230000008878 coupling Effects 0.000 claims description 22
- 238000010168 coupling process Methods 0.000 claims description 22
- 238000005859 coupling reaction Methods 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 19
- 230000003139 buffering effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 239000000872 buffer Substances 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 230000008569 process Effects 0.000 abstract description 17
- 239000007787 solid Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004062 sedimentation Methods 0.000 abstract description 2
- 239000008187 granular material Substances 0.000 description 15
- 235000013305 food Nutrition 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000011344 liquid material Substances 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000012865 aseptic processing Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/16—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials
- A23L3/18—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials while they are progressively transported through the apparatus
-
- 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
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/16—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials
- A23L3/18—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials while they are progressively transported through the apparatus
- A23L3/185—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials while they are progressively transported through the apparatus in solid state
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
Abstract
The invention relates to a raw material mixing device, an aseptic raw material mixing system and an aseptic raw material mixing method, wherein the raw material mixing device comprises dynamic mixing equipment and static mixing equipment, the dynamic mixing equipment comprises a first shell, a driving motor and a stirring impeller, a first mixing cavity is formed inside the first shell, a first inlet and a first outlet which are communicated with the first mixing cavity are formed in the first shell, and an output shaft of the driving motor is connected with the stirring impeller; the static mixing equipment comprises a second shell and a flow guide assembly, a second mixing cavity is formed in the second shell, a second inlet and a second outlet which are communicated with the second mixing cavity are formed in the second shell, the flow guide assembly is of a spiral structure, and the second inlet of the static mixing equipment is connected with the first outlet of the dynamic mixing equipment. The invention solves the technical problem of uneven mixing of the solid raw material and the liquid raw material due to the sedimentation effect of the granular solid raw material in the conveying process.
Description
Technical Field
The invention relates to the technical field of food aseptic processing, in particular to a raw material mixing device, an aseptic raw material mixing system and an aseptic raw material mixing method, and particularly relates to a device capable of fully mixing a liquid raw material and a granular solid raw material, an aseptic raw material mixing system and an aseptic raw material mixing method.
Background
In recent years, many edible products on the market are produced by changing the processing technology, and two or more raw materials are required to be mixed in a sterile state in the production process of the products. The problem to be solved by the food industry is how to ensure the taste and nutrition of the product and ensure the raw materials to be fully mixed under an aseptic state in the production process of the liquid raw materials and the granular solid raw materials.
At present, the production mode that adopts in some enterprises is to disinfect granular solid raw materials and liquid raw materials respectively, then mix together according to the proportion under aseptic state again, but because solid raw materials receives the effort of the fluid in the pipeline can produce the settlement effect in transportation process, when carrying the raw materials after will mixing to filling equipment through the pipeline, solid raw materials has taken place to subside, if carry out the filling and generate under this kind of condition, can lead to granular solid raw materials content inhomogeneous in every package finished product after the filling, thereby cause solid raw materials and liquid raw materials's ratio to appear great difference, not only cause solid raw materials's waste, and influence the taste of product.
Aiming at the problem that the solid raw materials and the liquid raw materials are not uniformly mixed due to the sedimentation effect of the granular solid raw materials in the conveying process in the prior art, an effective solution is not provided at present.
Therefore, the inventor provides a raw material mixing device, an aseptic raw material mixing system and an aseptic raw material mixing method by virtue of experience and practice of related industries for many years, so as to overcome the defects in the prior art.
Disclosure of Invention
The invention aims to provide a raw material mixing device, an aseptic raw material mixing system and an aseptic raw material mixing method, which can always keep the uniform mixing of a particle raw material and a liquid raw material in the processes of conveying, mixing and filling the particle raw material and the liquid raw material, prevent the particle raw material from settling and mixing unevenly in the liquid raw material, effectively improve the uniformity of the particle raw material in each single-package product after filling, improve the product quality and reduce the production cost.
Another object of the present invention is to provide a raw material mixing apparatus, an aseptic raw material mixing system, and an aseptic raw material mixing method, which can maintain the granular raw material and the liquid raw material in an aseptic state all the time during the processes of conveying, mixing, and filling the granular raw material and the liquid raw material, thereby effectively ensuring the quality of the product and prolonging the shelf life of the product.
The purpose of the invention can be realized by adopting the following technical scheme:
the invention provides a raw material mixing device, which comprises a dynamic mixing device for mixing a particle raw material and a liquid raw material and a static mixing device for preventing the particle raw material from settling in the liquid raw material, wherein:
the dynamic mixing equipment comprises a first shell, a driving motor and a stirring impeller, wherein the driving motor is positioned outside the first shell, the stirring impeller is positioned inside the first shell, a first mixing cavity is formed inside the first shell, a first inlet and a first outlet which are communicated with the first mixing cavity are formed in the first shell, and an output shaft of the driving motor extends into the first mixing cavity and is connected with the stirring impeller so as to drive the stirring impeller to rotate;
the static mixing device comprises a second shell and a flow guide assembly positioned in the second shell, a second mixing cavity is formed in the second shell, a second inlet and a second outlet which are communicated with the second mixing cavity are formed in the second shell, the flow guide assembly is of a spiral structure extending from the second inlet to the second outlet, and the second inlet of the static mixing device is connected with the first outlet of the dynamic mixing device.
In a preferred embodiment of the present invention, the driving motor is located above the first housing, and a coupling is disposed on the output shaft of the driving motor.
In a preferred embodiment of the present invention, an installation seat is disposed above the first housing, a bottom of the installation seat is connected to a top of the first housing, the driving motor is located above the installation seat, an accommodation cavity is formed on an inner wall of the installation seat, and the coupling is disposed in the accommodation cavity.
In a preferred embodiment of the present invention, the coupling is provided with a steam sterilization pipeline communicated with the inside of the coupling.
In a preferred embodiment of the present invention, the second housing is a cylindrical structure disposed along a horizontal direction, and the second inlet and the second outlet are respectively opened at two ends of the second housing;
the flow guide assembly comprises a fixed shaft and flow guide blades, the fixed shaft and the flow guide blades are axially arranged on the second shell, one end of the fixed shaft is fixed on the inner wall of the second shell, the flow guide blades are of a spiral structure, the spiral structure is annularly arranged on the outer wall of the fixed shaft in the axial direction of the fixed shaft, and a plurality of flow guide ports for allowing particle raw materials and liquid raw materials in a mixed state to pass through are formed in the outer edge of each flow guide blade at intervals.
In a preferred embodiment of the present invention, a conveying pipe is connected between the first outlet of the dynamic mixing device and the second inlet of the static mixing device, one end of the conveying pipe is connected to the first outlet by a screw, the other end of the conveying pipe is connected to the second inlet by a first clamp and a second clamp, and a fixing pin is connected between the first clamp and the second clamp.
The invention provides an aseptic raw material mixing system, which comprises a first sterilizing device for sterilizing granular raw materials, a second sterilizing device for sterilizing liquid raw materials, a first sterile tank for buffering the sterilized granular raw materials, a second sterile tank for buffering the sterilized liquid raw materials, a filling machine for filling the mixed raw materials and a raw material mixing device, wherein:
the discharge gate of first sterilizing equipment with the feed inlet of first aseptic tank is connected, the discharge gate of second sterilizing equipment with the feed inlet of second aseptic tank is connected, the discharge gate of first aseptic tank with the discharge gate of second aseptic tank all with raw materials mixing arrangement's feed inlet is connected, raw materials mixing arrangement's discharge gate with the feed inlet of liquid filling machine is connected, filling production line is connected to the discharge gate of liquid filling machine.
In a preferred embodiment of the present invention, the discharge port of the first aseptic tank and the feed port of the raw material mixing device and the discharge port of the second aseptic tank and the feed port of the raw material mixing device are connected by a raw material conveying pipeline, a first conveying pump is disposed on the raw material conveying pipeline between the first aseptic tank and the raw material mixing device, and a second conveying pump is disposed on the raw material conveying pipeline between the second aseptic tank and the raw material mixing device;
the discharge port of the filling machine is connected with the filling production line through a raw material conveying pipeline, and a stop valve is arranged on the raw material conveying pipeline between the filling machine and the filling production line.
The invention provides a sterile raw material mixing method, which comprises the following steps:
step S1: carrying out high-temperature sterilization treatment on the particle raw material and the liquid raw material;
step S2: conveying the sterilized granular raw materials into a first sterile tank for buffering, and synchronously conveying the sterilized liquid raw materials into a second sterile tank for buffering;
step S3: conveying the buffered granular raw material and the buffered liquid raw material into a raw material mixing device, and enabling the granular raw material and the liquid raw material to enter a dynamic mixing device in the raw material mixing device for primary mixing to form a mixed raw material;
step S4: conveying the mixed raw materials subjected to primary mixing into static mixing equipment for secondary mixing so as to enable the particle raw materials and the liquid raw materials to be in a uniform mixing state all the time;
step S5: and conveying the mixed raw materials after being mixed again to a filling machine for filling.
In a preferred embodiment of the present invention, in the step S1, the temperature for performing the high temperature sterilization treatment on the granular raw material is 110 ℃ to 120 ℃, and the temperature for performing the high temperature sterilization treatment on the liquid raw material is 120 ℃ to 132 ℃.
From the above, the raw material mixing device, the aseptic raw material mixing system and the aseptic raw material mixing method of the present invention have the characteristics and advantages that: the particle raw material and the liquid raw material are required to sequentially pass through the dynamic mixing device and the static mixing device before being canned, the particle raw material and the liquid raw material are controlled by the driving motor to rotate by the stirring impeller in the dynamic mixing device in the process of passing through the dynamic mixing device, so that the particle raw material and the liquid raw material can be fully mixed in the dynamic mixing device, the particle raw material and the liquid raw material are ensured to be uniformly mixed and then enter the static mixing device, the particle raw material and the liquid raw material flow in the spiral flow channel all the time in the process of passing through the static mixing device through the spiral flow guide assembly, the particle raw material and the liquid raw material are stirred and mixed all the time while flowing, the condition that the particle raw material is settled in the flowing process is avoided, and the particle raw material and the liquid raw material are ensured to be in a uniformly mixed state during filling, the uniformity of the particle raw materials in each single-package product after filling can be effectively improved, the product quality is improved, and the production cost is reduced. In addition, the granular raw materials and the liquid raw materials are always in an aseptic state in the mixing and filling processes, so that the quality guarantee period of the product is effectively prolonged.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention.
Wherein:
FIG. 1: is a structural schematic diagram of the raw material mixing device.
FIG. 2: is a schematic structural diagram of dynamic mixing equipment in the raw material mixing device.
FIG. 3: is a structural schematic diagram of static mixing equipment in the raw material mixing device.
FIG. 4: is a structural schematic diagram of the sterile raw material mixing system of the invention.
The reference numbers in the invention are:
1. a dynamic mixing device; 101. A drive motor;
1011. an output shaft; 102. A first housing;
1021. a first inlet; 1022. A first outlet;
1023. a first mixing chamber; 103. A coupling;
104. a steam sterilization pipeline; 1041. A first threaded pipe;
1042. a second threaded pipe; 1043. A first nut;
1044. a second nut; 105. A mounting seat;
1051. an accommodating cavity; 106. A stirring impeller;
2. a static mixing device; 201. A second housing;
2011. a second inlet; 2012. A second outlet;
202. a flow guide assembly; 2021. A fixed shaft;
2022. a guide vane; 2023. A flow guide port;
2024. a second mixing chamber; 203. A delivery pipe;
204. a third clamp; 205. A fourth clamp;
206. a first clamp; 207. A second clamp;
208. a fixing pin; 3. A first sterilization device;
4. a second sterilization device; 5. A first aseptic tank;
6. a second aseptic tank; 7. A first delivery pump;
8. a second delivery pump; 9. Filling machine;
10. and a stop valve.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 3, the present invention provides a raw material mixing apparatus including a dynamic mixing device 1 for mixing a particulate raw material and a liquid raw material, and a static mixing device 2 for preventing the particulate raw material from settling in the liquid raw material. Wherein: the dynamic mixing device 1 comprises a first housing 102, a driving motor 101 and a stirring impeller 106, wherein the driving motor 101 is arranged outside the first housing 102, the stirring impeller 106 is arranged inside the first housing 102, a first mixing cavity 1023 is formed inside the first housing 102, the first housing 102 is of a rectangular parallelepiped structure, a first inlet 1021 communicated with the first mixing cavity 1023 is formed in one side wall of the first housing 102, a first outlet 1022 communicated with the first mixing cavity 1023 is formed in the other opposite side wall of the first housing 102, an output shaft 1011 of the driving motor 101 penetrates through the side wall of the first housing 102 and extends into the first mixing cavity 1023, the end of the output shaft 1011 in the first mixing cavity 1023 is connected with the stirring impeller 106, and the driving motor 101 can drive the stirring impeller 106 to rotate by controlling the working state of the driving motor 101; the static mixing device 2 includes a second housing 201 and a flow guide assembly 202, the second housing 201 is a cylindrical structure arranged along a horizontal direction, a second mixing cavity 2024 is formed inside the second housing 201, a second inlet 2011 communicated with the second mixing cavity 2024 is formed at one end of the second housing 201, a second outlet 2012 communicated with the second mixing cavity 2024 is formed at the other end of the second housing 201, the flow guide assembly 202 is arranged in the second mixing cavity 2024 of the second housing 201, the flow guide assembly 202 is a spiral structure extending from the second inlet 2011 to the second outlet 2012, and the second inlet 2011 of the static mixing device 2 is connected with the first outlet 1022 of the dynamic mixing device 1.
The invention needs to pass through a dynamic mixing device 1 and a static mixing device 2 in sequence before canning the particle raw material and the liquid raw material, the particle raw material and the liquid raw material are controlled by a driving motor 101 to rotate by a stirring impeller 106 in the dynamic mixing device 1 in the process of passing through the dynamic mixing device, so that the particle raw material and the liquid raw material can be fully mixed in the dynamic mixing device 1, the uniform mixing of the particle raw material and the liquid raw material is ensured, then the particle raw material and the liquid raw material enter the static mixing device 2, the particle raw material and the liquid raw material flow in a spiral flow channel all the time in the process of passing through the static mixing device 2 through a spiral flow guide assembly 202, the particle raw material and the liquid raw material are stirred and mixed all the time while flowing, and the condition that the particle raw material is settled in the flowing process is avoided, thereby guarantee granule raw materials and liquid raw materials be in the homogeneous mixing state when the filling, can improve the degree of consistency of granule raw materials in every single packet of product after the filling, effectively solved the problem of aseptic product production degree of consistency in the continuous production process, improve product quality, reduction in production cost.
Further, the stirring impeller 106 may employ, but is not limited to, a dispersion plate impeller.
Further, as shown in fig. 1 and fig. 2, the driving motor 101 is located above the first housing 102, the output shaft 1011 of the driving motor 101 extends downward into the first mixing chamber 1023 along the vertical direction, and the coupling 103 is arranged on the output shaft 1011 of the driving motor 101, so as to ensure that the output shaft 1011 of the driving motor 101 is stably connected with the stirring impeller 106.
In an alternative embodiment of the present invention, as shown in fig. 1 and fig. 2, a mounting seat 105 is disposed above the first housing 102, the mounting seat 105 is a rectangular frame structure, a bottom of the mounting seat 105 is connected to a top of the first housing 102, the driving motor 101 is fixedly disposed above the mounting seat 105, an accommodating cavity 1051 is formed on an inner wall of the mounting seat 105, the coupler 103 is disposed in the accommodating cavity 1051, and an output shaft 1011 of the driving motor 101 penetrates through the accommodating cavity 1051 and then extends into the first mixing cavity 1023.
In an alternative embodiment of the present invention, as shown in fig. 1, a steam sterilization pipeline 104 communicated with the inside of the coupling 103 is disposed on the coupling 103, and high temperature steam is introduced into the coupling 103 through the steam sterilization pipeline 104, so as to sterilize the inside of the coupling 103 and the output shaft 1011 of the driving motor 101 at high temperature, so that the sterile environment in the first mixing chamber 1023 cannot be damaged by the normal operation of the driving motor 101 and the coupling 103, and a good sterilization effect is ensured.
Specifically, as shown in fig. 2, the steam sterilization pipeline 104 includes a first threaded pipe 1041, a second threaded pipe 1042, a first nut 1043, and a second nut 1044, a steam inlet (not shown) communicated with the inside of the coupling 103 is formed on one side wall of the coupling 103, a steam outlet (not shown) communicated with the inside of the coupling 103 is formed on the other opposite side wall of the coupling 103, the steam inlet is in threaded connection with one end of the first threaded pipe 1041, the other end of the first threaded pipe 1041 is connected with the first nut 1043, the first threaded pipe 1041 can be connected with the high-temperature steam generator through the first nut 1043, the steam outlet is in threaded connection with one end of the second threaded pipe 1042, the other end of the second threaded pipe 1042 is connected with the second nut 1044, and the second threaded pipe 1042 can be connected with the steam using device through the second nut 1044. In the working process, the high-temperature steam output by the high-temperature steam generator is introduced into the inner wall of the coupler 103 through the first threaded pipe 1041, and after the high-temperature steam performs high-temperature sterilization on the inside of the coupler 103 and the output shaft 1011 of the driving motor 101, the high-temperature steam is output to a steam using device through the second threaded pipe 1042 to be recycled or directly discharged to the outside.
In an alternative embodiment of the present invention, as shown in fig. 1 and 3, the guide assembly 202 includes a fixed shaft 2021 and guide vanes 2022 disposed along an axial direction of the second housing 201, one end of the fixed shaft 2021 is fixed to an inner wall of the second housing 201, the guide vanes 2022 are helical structures disposed on an outer wall of the fixed shaft 2021 along the axial direction of the fixed shaft 2021, and a plurality of guide openings 2023 for allowing the particulate raw material and the liquid raw material in a mixed state to pass through are disposed at intervals on an outer edge of the guide vanes 2022. A spiral flow channel is formed between the guide vanes 2022 in the second mixing chamber 2024 and the inner wall of the second mixing chamber 2024, and the particle raw material and the liquid raw material are always in a stirring state in the process of passing through the spiral flow channel, so that the particle raw material and the liquid raw material are uniformly mixed before filling, and the condition that the particle raw material is settled is avoided.
Of course, in the actual production process, different types of static mixing devices 2 can be selected according to products with different viscosities (that is, the axial length of the second housing 201, the inner diameter of the second housing 201, the length of the fixed shaft 2021, the length of the guide vanes 2022 and the size of the guide opening 2023 can be adjusted according to different product viscosities), so as to ensure that the granular raw materials and the liquid raw materials are uniformly mixed.
Further, as shown in fig. 1 and 3, a conveying pipe 203 is connected between a first outlet 1022 of the dynamic mixing device 1 and a second inlet 2011 of the static mixing device 2, one end of the conveying pipe 203 is in threaded connection with the first outlet 1022, the other end of the conveying pipe 203 is in threaded connection with the second inlet 2011, a first clamp 206 and a second clamp 207 are fixedly sleeved on the outer side of the connecting position of the conveying pipe 203 and the second inlet 2011, a first connecting hole is formed in the outer wall of the first clamp 206, a second connecting hole matched with the first connecting hole is formed in the outer wall of the second clamp 207, a fixing pin 208 is arranged in the first connecting hole and the second connecting hole, and the relative positions of the first clamp 206 and the second clamp 207 are fixed through the fixing pin 208.
Further, the first clamp 206 and the second clamp 207 may be, but are not limited to, threaded clamps.
Further, as shown in fig. 1 and fig. 3, a third clamp 204 is fixedly sleeved on the outer side of the delivery pipe 203, and a fourth clamp 205 is fixedly sleeved on the outer side of the second housing 201 near the second inlet 2011, so that the stability of the connection between the delivery pipe 203 and the second housing 201 is improved.
Further, the first mixing chamber 1023 is hermetically disposed at other positions except for the first inlet 1021 and the first outlet 1022 which are communicated with the outside; the second mixing chamber 2024 is hermetically disposed at other positions except for the second inlet 2011 and the second outlet 2012 which are communicated with the outside.
Further, the dynamic mixing device 1 and the static mixing device 2 are made of food-grade stainless steel materials, all the parts can be finished by machining but not limited to machining, the parts can be connected by welding but not limited to welding, and all the assemblies can be connected by bolts but not limited to bolts.
Further, the particulate material may be, but is not limited to, solid materials such as fruit particles used in food production, and the liquid material may be, but is not limited to, liquid materials such as fruit juice and milk used in food production.
The raw material mixing device has the characteristics and advantages that:
the raw material mixing device is provided with a dynamic mixing device 1 and a static mixing device 2 which are connected, particle raw materials and liquid raw materials can be fully mixed in the process of passing through the dynamic mixing device, the particle raw materials and the liquid raw materials are guaranteed to be uniformly mixed, then the particle raw materials and the liquid raw materials which are preliminarily mixed are conveyed in the static mixing device 2, the particle raw materials and the liquid raw materials flow along a spiral flow channel all the time in the static mixing device 2, the particle raw materials and the liquid raw materials are stirred and mixed all the time while flowing, the condition that the particle raw materials are settled in the flowing process is avoided, the particle raw materials and the liquid raw materials are guaranteed to be in a uniformly mixed state during filling, and the uniformity of the particle raw materials in each single-package product after filling is effectively improved, improve the product quality and reduce the production cost.
Two, dynamic mixing equipment 1 and static mixing equipment 2 all adopt the food grade material of optimum quality to make among this raw materials mixing arrangement, and the material access is airtight, do not need open type compounding system, reduce the contaminated danger coefficient of product to minimum, can realize online cleaning and disinfection, eliminate potential pollution threat, under guaranteeing product quality and organizational state prerequisite, protection product texture is not harmed, reduce the loss, can softly handle the easily destroyed raw materials of shape, realize containing the accurate distribution of granule raw materials.
Third, be provided with steam sterilization pipeline 104 on shaft coupling 103 in this raw materials mixing device, accessible steam sterilization pipeline 104 lets in high temperature steam to the inside of shaft coupling 103 to carry out high temperature sterilization to the inside of shaft coupling 103 and driving motor 101's output shaft 1011, guarantee good sterilization effect, thereby improve the shelf life and the shelf life of product.
Example two
As shown in fig. 4, the present invention provides an aseptic raw material mixing system, which includes a first sterilization device 3, a second sterilization device 4, a first aseptic tank 5, a second aseptic tank 6, a filling machine 9 and the raw material mixing apparatus, wherein the first sterilization device 3 is used for sterilizing granular raw materials, the second sterilization device 4 is used for sterilizing liquid raw materials, the first aseptic tank 5 is used for buffering the sterilized granular raw materials, the second aseptic tank 6 is used for buffering the sterilized liquid raw materials, and the filling machine 9 is used for filling the mixed raw materials into a single-package product. Wherein: the discharge port of the first sterilization device 3 is connected with the feed port of the first aseptic tank 5 through a raw material conveying pipeline, the discharge port of the second sterilization device 4 is connected with the feed port of the second aseptic tank 6 through a raw material conveying pipeline, the discharge port of the first aseptic tank 5 and the discharge port of the second aseptic tank 6 are respectively connected with the feed port of the raw material mixing device (namely, the first inlet 1021 of the dynamic mixing device 1) through a raw material conveying pipeline, the discharge port of the raw material mixing device (namely, the second outlet 2012 of the static mixing device 2) is connected with the feed port of the filling machine 9 through a raw material conveying pipeline, and the discharge port of the filling machine 9 is connected with the filling production line through a raw material conveying pipeline.
Further, as shown in fig. 4, a first transfer pump 7 is provided on the material transfer line between the first aseptic tank 5 and the material mixing device, a second transfer pump 8 is provided on the material transfer line between the second aseptic tank 6 and the material mixing device, the sterilized granular material is transferred into the first aseptic tank 5 by the first transfer pump 7, and the sterilized liquid material is transferred into the second aseptic tank 6 by the second transfer pump 8.
Further, as shown in fig. 4, a stop valve 10 is disposed on the material conveying pipeline between the filling machine 9 and the filling line to control the start and stop of filling.
Further, the first sterilization device 3 and the second sterilization device 4 can be, but not limited to, high temperature sterilization devices, wherein the temperature of the high temperature sterilization treatment of the granular raw material by the first sterilization device 3 is 110 ℃ to 120 ℃, and the temperature of the high temperature sterilization treatment of the liquid raw material by the second sterilization device 4 is 120 ℃ to 132 ℃. Not only can play a role in sterilization, but also can not damage particle raw materials and liquid raw materials.
The sterile raw material mixing system has the characteristics and advantages that:
this aseptic raw materials hybrid system is carrying granule raw materials and liquid raw materials, mix and the filling in-process, cooperation through dynamic mixing equipment 1 and static mixing equipment 2, can keep granule raw materials and liquid raw materials homogeneous mixing throughout, granule raw materials can not take place to subside in liquid raw materials and mix uneven condition, granule raw materials content range control is between 2% to 4% in making single package product, effectively improve the degree of consistency of granule raw materials in every single package product after the filling, improve product quality, and the production cost is reduced. In addition, the particle raw materials and the liquid raw materials are respectively subjected to high-temperature sterilization treatment by the first sterilization equipment 3 and the second sterilization equipment 4, so that the processes of conveying, mixing and filling are always in an aseptic environment, the quality of the product is effectively guaranteed, and the quality guarantee period of the product is prolonged.
EXAMPLE III
The invention provides a sterile raw material mixing method, which comprises the following steps:
step S1: carrying out high-temperature sterilization treatment on the granular raw materials by a first sterilization device 3, and synchronously carrying out high-temperature sterilization treatment on the liquid raw materials by a second sterilization device 4;
step S2: conveying the sterilized granular raw materials into a first sterile tank 5 for buffering, and synchronously conveying the sterilized liquid raw materials into a second sterile tank 6 for buffering;
step S3: respectively pumping the buffered particle raw material and liquid raw material into a raw material mixing device, enabling the particle raw material and the liquid raw material to enter a dynamic mixing device 1 in the raw material mixing device for primary mixing, and uniformly mixing the particle raw material and the liquid raw material in the raw material mixing device to form a mixed raw material;
step S4: conveying the mixed raw materials subjected to primary mixing into a static mixing device 2 for secondary mixing so as to enable the particle raw materials and the liquid raw materials to be in a uniform mixing state all the time;
step S5: the remixed mixed raw material is conveyed to the filling machine 9 to be filled.
Further, in step S1, the temperature for the high-temperature sterilization treatment of the granular raw material is 110 to 120 ℃, and the temperature for the high-temperature sterilization treatment of the liquid raw material is 120 to 132 ℃. Not only can play a role in sterilization, but also can not damage particle raw materials and liquid raw materials.
The method for mixing the sterile raw materials has the characteristics and advantages that:
this aseptic raw materials mixing method is carrying granule raw materials and liquid raw materials, mix and the filling in-process, cooperation through dynamic mixing equipment 1 and static mixing equipment 2, can keep granule raw materials and liquid raw materials homogeneous mixing throughout, granule raw materials can not take place to subside in liquid raw materials and mix uneven condition, can effectively improve the degree of consistency of granule raw materials in every single packet of product after the filling, improve product quality, reduction in production cost, and carry granule raw materials and liquid raw materials, it is in sterile environment all the time to guarantee granule raw materials and liquid raw materials in the mixing and filling in-process, effectively guarantee the quality of product, the shelf life of extension product.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.
Claims (10)
1. A raw material mixing apparatus, comprising a dynamic mixing device (1) for mixing a particulate raw material and a liquid raw material and a static mixing device (2) for preventing the particulate raw material from settling in the liquid raw material, wherein:
the dynamic mixing device (1) comprises a first shell (102), a driving motor (101) positioned outside the first shell (102) and a stirring impeller (106) positioned inside the first shell (102), wherein a first mixing cavity (1023) is formed inside the first shell (102), a first inlet (1021) and a first outlet (1022) communicated with the first mixing cavity (1023) are formed in the first shell (102), and an output shaft (1011) of the driving motor (101) extends into the first mixing cavity (1023) and is connected with the stirring impeller (106) so as to drive the stirring impeller (106) to rotate;
static mixing apparatus (2) include second shell (201) and be located inside water conservancy diversion subassembly (202) of second shell (201), the inside of second shell (201) is formed with second mixing chamber (2024), set up on second shell (201) with second entry (2011) and second export (2012) that second mixing chamber (2024) are linked together, water conservancy diversion subassembly (202) are by second entry (2011) to the heliciform structure of second export (2012) orientation extension, the second entry (2011) of static mixing apparatus (2) with the first export (1022) of dynamic mixing apparatus (1) are connected.
2. The raw material mixing device according to claim 1, wherein the driving motor (101) is located above the first housing (102), and a coupling (103) is provided on the output shaft (1011) of the driving motor (101).
3. The raw material mixing device according to claim 2, wherein a mounting seat (105) is arranged above the first casing (102), the bottom of the mounting seat (105) is connected with the top of the first casing (102), the driving motor (101) is arranged above the mounting seat (105), an accommodating cavity (1051) is formed in the inner wall of the mounting seat (105), and the coupling (103) is arranged in the accommodating cavity (1051).
4. The material mixing device according to claim 2, wherein the coupling (103) is provided with a steam sterilization pipeline (104) communicated with the inside of the coupling (103).
5. The raw material mixing device according to claim 1, wherein the second housing (201) is a cylindrical structure arranged along a horizontal direction, and the second inlet (2011) and the second outlet (2012) are respectively opened at two ends of the second housing (201);
the flow guide assembly (202) comprises a fixed shaft (2021) and flow guide blades (2022) which are axially arranged along the second shell (201), one end of the fixed shaft (2021) is fixed on the inner wall of the second shell (201), the flow guide blades (2022) are of a spiral structure which is annularly arranged on the outer wall of the fixed shaft (2021) along the axial direction of the fixed shaft (2021), and a plurality of flow guide ports (2023) for the particle raw materials and the liquid raw materials to pass through in a mixed state are formed at intervals on the outer edge of the flow guide blades (2022).
6. Raw material mixing apparatus according to claim 1, characterized in that a delivery pipe (203) is connected between the first outlet (1022) of the dynamic mixing device (1) and the second inlet (2011) of the static mixing device (2), one end of the delivery pipe (203) is screw-connected to the first outlet (1022), the other end of the delivery pipe (203) is connected to the second inlet (2011) through a first clamp (206) and a second clamp (207), and a fixing pin (208) is connected between the first clamp (206) and the second clamp (207).
7. An aseptic raw material mixing system characterized by comprising a first sterilizing apparatus (3) that sterilizes a granular raw material, a second sterilizing apparatus (4) that sterilizes a liquid raw material, a first aseptic tank (5) that buffers the sterilized granular raw material, a second aseptic tank (6) that buffers the sterilized liquid raw material, a filling machine (9) that fills a mixed raw material, and the raw material mixing apparatus of any one of claims 1 to 6, wherein:
the discharge gate of first sterilizing equipment (3) with the feed inlet of first aseptic tank (5) is connected, the discharge gate of second sterilizing equipment (4) with the feed inlet of second aseptic tank (6) is connected, the discharge gate of first aseptic tank (5) with the discharge gate of second aseptic tank (6) all with raw materials mixing arrangement's feed inlet is connected, raw materials mixing arrangement's discharge gate with the feed inlet of liquid filling machine (9) is connected, filling line is connected to the discharge gate of liquid filling machine (9).
8. The aseptic raw material mixing system according to claim 7, wherein the discharge port of the first aseptic tank (5) and the feed port of the raw material mixing device and the discharge port of the second aseptic tank (6) and the feed port of the raw material mixing device are connected by a raw material conveying pipeline, a first conveying pump (7) is provided on the raw material conveying pipeline between the first aseptic tank (5) and the raw material mixing device, and a second conveying pump (8) is provided on the raw material conveying pipeline between the second aseptic tank (6) and the raw material mixing device;
the discharge port of the filling machine (9) is connected with the filling production line through a raw material conveying pipeline, and a stop valve (10) is arranged on the raw material conveying pipeline between the filling machine (9) and the filling production line.
9. A sterile raw material mixing method is characterized by comprising the following steps:
step S1: carrying out high-temperature sterilization treatment on the particle raw material and the liquid raw material;
step S2: conveying the sterilized granular raw materials into a first sterile tank (5) for buffering, and synchronously conveying the sterilized liquid raw materials into a second sterile tank (6) for buffering;
step S3: conveying the buffered granular raw material and the liquid raw material into a raw material mixing device, and enabling the granular raw material and the liquid raw material to enter a dynamic mixing device (1) in the raw material mixing device for primary mixing to form a mixed raw material;
step S4: conveying the mixed raw materials subjected to primary mixing into a static mixing device (2) for secondary mixing so as to enable the particle raw materials and the liquid raw materials to be in a uniform mixing state all the time;
step S5: and conveying the mixed raw materials after being mixed again to a filling machine (9) for filling.
10. The aseptic raw material mixing method according to claim 9, wherein the temperature at which the particulate raw material is subjected to the high-temperature sterilization treatment is 110 ℃ to 120 ℃ and the temperature at which the liquid raw material is subjected to the high-temperature sterilization treatment is 120 ℃ to 132 ℃ in the step S1.
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