CN205482050U - Dual -purpose liquid nitrogen quick freezing of tunnel type forced air cooling submergence machine - Google Patents
Dual -purpose liquid nitrogen quick freezing of tunnel type forced air cooling submergence machine Download PDFInfo
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- CN205482050U CN205482050U CN201620265361.3U CN201620265361U CN205482050U CN 205482050 U CN205482050 U CN 205482050U CN 201620265361 U CN201620265361 U CN 201620265361U CN 205482050 U CN205482050 U CN 205482050U
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Abstract
The utility model belongs to the technical field of food cold storage is fresh -keeping, concretely relates to dual -purpose liquid nitrogen quick freezing of tunnel type forced air cooling submergence machine, including upper cover organism and lower cell body, be equipped with the belt system in the lower cell body, the belt system comprises support holder, conveying mesh belt, drive chain, motor, the upper cover organism on be equipped with fan and axial fan, air -cooled liquid nitrogen dispersion injection system, air -cooled liquid nitrogen dispersion injection system is located the belt system top, is equipped with elevating system between upper cover organism and the lower cell body, is equipped with the reservoir in the lower cell body, conveying mesh belt through the reservoir in, be equipped with liquid level sensor in the reservoir, the reservoir bottom is equipped with liquid nitrogen submergence formula quick -freeze feed liquor system, lower cell body on still be equipped with control system. To sum up, the utility model has the advantages of high productivity, high efficiency, suitability height, low cost, area are little.
Description
Technical field
This utility model belongs to food refrigerating and fresh-keeping technical field, is specifically related to a kind of tunnel type air-cooling submergence dual-purpose liquid nitrogen flash freezer machine.
Background technology
In recent years, along with the raising of living standards of the people, more and more higher to the quality requirements of food, increasing food makes into liquid nitrogen flash freezer, to obtain the more preferable local flavor of more preferable mouthfeel from freezer quick-freezing, compressor air-cooling quick-freezing.
The liquid nitrogen flash freezer machine of current domestic use is configured mainly to cabinet type liquid nitrogen speed machine and tunnel type liquid nitrogen flash freezer machine according to quick-freezing amount difference, its refrigeration principle is to be gasified in instant freezer by liquid nitrogen to absorb heat, add circulating fan forced convertion afterwards, low temperature nitrogen after gasification is carried out heat exchange with food, thus realizes the purpose of quick-freezing.Its control process mainly arranges quick-freezing time and temperature by operation interface control system, and liquid nitrogen electromagnetic valve is according to the temperature sensor in equipment
Real-time Feedback, the intake of program control coupling liquid nitrogen, device interior arrange liquid nitrogen dispersion and ejector reasonable layout liquid nitrogen, blower fan and foraminous conveyer frequency conversion adjustable with regulate quick frozen food effect.
The air-cooled quick freezing unit of liquid nitrogen used by current market is while effectively improving the effect of traditional mechanical formula refrigeration; there is problems: one, the equipment of each specification can only mate corresponding production capacity; the situation that often emergent power is not enough or power is excessive in actual production; the former can cause restriction or the decline of food quality of client's production capacity, and the latter will cause steeply rising of client's quick-freezing cost.And the industry in future and enterprise's general layout are much personalized, needing enterprise to possess the flexibility of good technique and the elasticity of production capacity, current device cannot meet；Although two, the air-cooled quick-freezing of liquid nitrogen is faster several times than compressor quick-freezing, but food or the food of band strap decoction for big specification, its quick-freezing speed and effect can not meet the international cold standard of food, also cannot ensure the complete of food cell wall and the preservation of original flavor；Three, the air-cooled quick freezing unit of liquid nitrogen is mating large-scale production when, its specification of equipment is huger, the equipment of three tons the most per hour, its profile is long close to 20 meters, more than 2 meters wide, more than four tons the biggest, no matter for producing or transport, installing and onsite application place is increased, the resource that all significantly consuming is more；Four, the cleaning of current device is not convenient, the processing object of quick freezing unit is usually rich in saccharide or the high-value product of albumen, such as seafood, during quick-freezing, device interior will inevitably produce some and omit or chip, and colleague will produce steam at quick freezing unit after shut-down, if cleaning easily generation abnormal flavour not in time to grow antibacterial, the way being out side wicket of domestic pharmaceutical industry at present, it is impossible to large-scale equipment is carried out omnibearing cleaning, can not well ensure food safety.Five, do not possesses good dissipation function inside current device, it is impossible to the flora in instant freezer is carried out the nontoxic dissipation of online all the period of time.
Summary of the invention
This utility model is for above drawback, a kind of tunnel type air-cooling submergence dual-purpose liquid nitrogen flash freezer machine is provided, this device includes upper cover body and lower groove, upper cover body constitutes tunnel body with lower groove, in tunnel machine body, belt system is set, belt system is provided above air-cooled liquid nitrogen dispersion spraying system, reservoir is set in lower groove, liquid nitrogen immersion quick-freezing feed liquor system is set in reservoir, in use, can select to use air-cooled liquid nitrogen dispersion spraying system and liquid nitrogen immersion quick-freezing feed liquor system according to the cold-storage needs of food, select the freezing mode being suitable for, refrigerating effect more preferably and can use suitable output.
nullGoal of the invention of the present utility model is achieved through the following technical solutions: a kind of tunnel type air-cooling submergence dual-purpose liquid nitrogen flash freezer machine，Including upper cover body and lower groove，Belt system it is provided with in lower groove，Belt system is by supporting support、Foraminous conveyer、Driving chain、Conveyer belt motor forms，Described upper cover body is provided with blower fan and aerofoil fan、Air-cooled liquid nitrogen dispersion spraying system，Air-cooled liquid nitrogen dispersion spraying system is positioned at above belt system，It is provided with elevating mechanism between upper cover body and lower groove，Reservoir it is provided with in lower groove，The cross section of reservoir is isosceles trapezoidal structure wide at the top and narrow at the bottom，The degree of depth of reservoir is 500-700mm，The range of grade at reservoir two ends is 15-30 °，Described foraminous conveyer is in reservoir，Liquid level sensor it is provided with in reservoir，Liquid nitrogen immersion quick-freezing feed liquor system it is provided with bottom reservoir；All it is welded by corrosion resistant plate inside and outside described upper cover body and lower groove, is provided with the thick polyurethane foamed thermal-insulating layer of 150-200mm between inside and outside two-layer corrosion resistant plate, described lower groove is additionally provided with control system.
Air-cooled liquid nitrogen of the present utility model dispersion spraying system is non-interference with liquid nitrogen immersion quick-freezing feed liquor system, the liquid nitrogen of two systems all inputs from house steward, control system controls liquid nitrogen and enters the air-cooled liquid nitrogen dispersion spraying system of upper cover body from house steward, spray towards foraminous conveyer, then through blower fan and aerofoil fan forced-convection heat transfer quick-freezing.Control system can control liquid nitrogen immersion quick-freezing feed liquor system and from house steward, liquid nitrogen is inputted reservoir, and food products transport to be frozen is treated frozen food through reservoir and carried out submergence quick-freezing by foraminous conveyer.All pipelines are required to carry out isothermal holding, use vacuum tube or polyurethane foamed thermal-insulating to process, to reduce liquid nitrogen loss.
Operator selects quick-freezing mode to select refrigeration system according to the processing capacity of quick-freezing and the specification of quick frozen product or with or without packaging, if amount of food to be frozen is little, specification is less, air-cooled liquid nitrogen is then selected to disperse spraying system, control system inputs quick freezing temperature, and from import to the quick-freezing time of outlet, chooses the rotating speed of blower fan and aerofoil fan, equipment then start with quick-frozen foods operate, control system can according to input instruction control well liquid nitrogen inlet with ensure quick-freezing temperature.If it is bigger to measure big specification, then select liquid nitrogen immersion quick-freezing feed liquor system, only with selecting the speed of service, liquid nitrogen can be rapidly filled with reservoir by the liquid nitrogen immersion quick-freezing feed liquor system of submergence pattern, after reaching the degree of depth specified, system can be automatically switched off feed liquor, in process of production, if amount of liquid nitrogen declines, liquid level sensor can sense and be reentered into liquid nitrogen automatically until formulating liquid level.
As preferably, foraminous conveyer is provided with some horizontal baffle plates.Plate washer can ensure that to be frozen in food conveying way on foraminous conveyer and is not fall off piling up.
As preferably, between upper cover body and support support, it is provided with connecting rod.Can driving conveying belt system one lifting when upper cover body lifts, in order to clean and safeguard.
As preferably, described elevating mechanism is made up of brake deceleration motor, gyrator, shaft coupling and elevating lever.
As preferably, control system is made up of touch screen, PLC module, converter and temperature sensor.
As preferably, in lower groove, it is provided with silver ion sterilization device.This utility model can round-the-clock be sterilized by silver ion sterilization device, can also be used alone when cleaning equipment.
Compared with prior art, this utility model has the advantages that one, this utility model can realize dual-use, small lot batch manufacture can take air-cooled liquid nitrogen dispersion spraying system that food is carried out freezing, and production in enormous quantities can take liquid nitrogen immersion quick-freezing feed liquor system that food is carried out freezing.Owing to the heat exchanger effectiveness of liquid nitrogen differs maximum up to 10 times compared with nitrogen, so the production capacity that this utility model can realize more than 5 times same equipment maximum rises to, meet the flexible of user greatly to become to produce, also achieve the maximization of equipment cost performance simultaneously.Two, this utility model can realize higher than liquid nitrogen air-cooled quick-freezing speed 5-10 times simultaneously, higher than the quick-freezing speed of compressor cooling 20-50 times, quick-freezing excellent, it is ensured that food cell complete, not running off of local flavor and nutrition, thus preferably improve by the value of quick frozen food.Three, for the thickness food more than 10CM, the general pattern using liquid nitrogen air-cooled is difficult to complete quick-freezing in 30 minutes, simultaneously in food production link, increasing food formula conditioned band conditioning or decoction packaging quick-freezing, owing to packing material is generally plastic casing or plastic foil, greatly reduce heat conduction efficiency, it is good that the air-cooled quick freezing unit of single liquid nitrogen also is difficult to food quick-freezing in 30 minutes, if both the above situation quick-freezing can not complete at the appointed time, then quality and the value of food also will be greatly reduced, and this utility model is owing to being provided with air-cooled liquid nitrogen dispersion spraying system and liquid nitrogen immersion quick-freezing feed liquor system, two kinds of quick-freezing patterns can be used simultaneously, with it, manufacturability can meet thick big food and sheathing foodstuff meets international quick-freezing standard flexibly.nullFour、Use cost is cheap，Owing to the tradition general production capacity of liquid nitrogen plant and quick-freezing efficiency comparison are fixed，If specification of equipment does not mates with production capacity，Then cost can steeply rise，If the equipment of one ton of production capacity only produces 300KG the most per hour，Then this province of equipment will cause 300KG every KG allocated cost to steeply rise from consumption，And this utility model is owing to can select quick-freezing pattern according to quick-freezing amount，The heat exchanger effectiveness air-cooled due to liquid nitrogen gasification is relatively low，In actual large-scale production，Every KG water content food more than 70% is at the liquid nitrogen consumption 1.5KG to be reached of tunnel type liquid nitrogen plant，And under immersion liquid nitrogen flash freezer pattern，Owing to its heat exchange is closer to the heat exchange of perfect condition，So its consumption instead can be lower slightly，Also air-cooled velocity mode will not be exceeded plus its comprehensive consumption of equipment phase loss before some in actual production.Five, floor space is little, and energy resource consumption is little, and artificial demand is little, the specification of equipment of equal maximum production capacity can be reduced 3 times by this utility model, its floor space, and power of motor and artificial demand can also reduce on year-on-year basis, greatly improve the resource efficiency of enterprise, reduce cost.
In sum, this utility model has the advantages such as high production capacity, high efficiency, the suitability is high, with low cost, floor space is little.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is that this utility model uses state diagram；
Fig. 3 is the cross section structure schematic diagram of upper cover body and lower groove；
Labelling in figure: 1, upper cover body, 2, lower groove, 3, belt system, 4, support support, 5, foraminous conveyer, 6, driving chain, 7, conveyer belt motor, 8, blower fan and aerofoil fan, 9, air-cooled liquid nitrogen dispersion spraying system, 10, elevating mechanism, 11, reservoir, 12, liquid level sensor, 13, liquid nitrogen immersion quick-freezing feed liquor system, 14, corrosion resistant plate, 15, polyurethane foamed thermal-insulating layer, 16, baffle plate, 17, connecting rod, 18, brake deceleration motor, 19, gyrator, 20, shaft coupling, 21, elevating lever, 22, silver ion sterilization device, 23, control system, 24, house steward.
Detailed description of the invention
This utility model is further described by the embodiment represented by 1-3 below in conjunction with the accompanying drawings:
Embodiment 1
As Figure 1-3, a kind of tunnel type air-cooling submergence dual-purpose liquid nitrogen flash freezer machine, including upper cover body 1 and lower groove 2, belt system 3 it is provided with in lower groove 2, belt system 3 is made up of support support 4, foraminous conveyer 5, driving chain 6, conveyer belt motor 7, and foraminous conveyer 5 is provided with horizontal baffle plate 16.Plate washer 16 can ensure that to be frozen during food carries on the way on foraminous conveyer 5 and is not fall off piling up.Described upper cover body 1 is provided with blower fan and aerofoil fan 8, air-cooled liquid nitrogen dispersion spraying system 9, air-cooled liquid nitrogen dispersion spraying system 9 is positioned at above belt system 3, being provided with elevating mechanism 10 between upper cover body 1 and lower groove 2, described elevating mechanism 10 is made up of brake deceleration motor 18, gyrator 19, shaft coupling 20 and elevating lever 21；It is provided with connecting rod 17 between upper cover body 1 and support support 4.Can driving conveying belt system 3 one lifting when upper cover body 1 lifts, in order to clean and safeguard.Reservoir 11 it is provided with in lower groove 2, the cross section of reservoir 11 is isosceles trapezoidal structure wide at the top and narrow at the bottom, the degree of depth of reservoir 11 is 500-700mm, the range of grade at reservoir 11 two ends is 15-30 °, described foraminous conveyer 5 is in reservoir 11, it is provided with liquid level sensor 12 in reservoir 11, bottom reservoir 11, is provided with liquid nitrogen immersion quick-freezing feed liquor system 13；All it is welded by corrosion resistant plate 14 inside and outside described upper cover body 1 and lower groove 2, is provided with the thick polyurethane foamed thermal-insulating layer 15 of 150-200mm between inside and outside two-layer corrosion resistant plate 14, described lower groove 2 is additionally provided with control system 23.Control system 23 is made up of touch screen, PLC module, converter and temperature sensor.Silver ion sterilization device 22 it is additionally provided with in lower groove 2.This utility model can round-the-clock be sterilized by silver ion sterilization device 22, can also be used alone when cleaning equipment.
Air-cooled liquid nitrogen of the present utility model dispersion spraying system 9 is non-interference with liquid nitrogen immersion quick-freezing feed liquor system 13, the liquid nitrogen of two systems all inputs from house steward 24, control system 23 controls liquid nitrogen and enters the air-cooled liquid nitrogen dispersion spraying system 9 of upper cover body 1 from house steward 24, spray towards foraminous conveyer 5, then through blower fan and the heat convection quick-freezing of the aerofoil fan Final 8.Control system 23 can control liquid nitrogen immersion quick-freezing feed liquor system 13 and from house steward 24, liquid nitrogen is inputted reservoir 11, and food products transport to be frozen is treated frozen food through reservoir 11 and carried out submergence quick-freezing by foraminous conveyer 5.All pipelines are required to carry out isothermal holding, use vacuum tube or polyurethane foamed thermal-insulating to process, to reduce liquid nitrogen loss.
Operator selects quick-freezing mode to select refrigeration system according to the processing capacity of quick-freezing and the specification of quick frozen product or with or without packaging, if amount of food to be frozen is little, specification is less, air-cooled liquid nitrogen is then selected to disperse spraying system 9, control system 23 inputs quick freezing temperature, and from import to the quick-freezing time of outlet, chooses the rotating speed of blower fan and aerofoil fan 8, equipment then start with quick-frozen foods operate, control system 23 can according to input instruction control well liquid nitrogen inlet with ensure quick-freezing temperature.If it is bigger to measure big specification, then select liquid nitrogen immersion quick-freezing feed liquor system 13, only with selecting the speed of service, liquid nitrogen can be rapidly filled with reservoir 11 by the liquid nitrogen immersion quick-freezing feed liquor system 13 of submergence pattern, after reaching the degree of depth specified, system can be automatically switched off feed liquor, in process of production, if amount of liquid nitrogen declines, liquid level sensor 12 can sense and be reentered into liquid nitrogen automatically until formulating liquid level.
Specific embodiment described in literary composition is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (5)
- null1. a tunnel type air-cooling submergence dual-purpose liquid nitrogen flash freezer machine，Including upper cover body (1) and lower groove (2)，Belt system (3) it is provided with in lower groove，Belt system is by supporting support (4)、Foraminous conveyer (5)、Driving chain (6)、Conveyer belt motor (7) forms，It is characterized in that，Described upper cover body is provided with blower fan and aerofoil fan (8)、Air-cooled liquid nitrogen dispersion spraying system (9)，Air-cooled liquid nitrogen dispersion spraying system is positioned at above belt system，Elevating mechanism (10) it is provided with between upper cover body and lower groove，Reservoir (11) it is provided with in lower groove，The cross section of reservoir is isosceles trapezoidal structure wide at the top and narrow at the bottom，The degree of depth of reservoir is 500-700mm，The range of grade at reservoir two ends is 15-30 °，Described foraminous conveyer is in reservoir，Liquid level sensor (12) it is provided with in reservoir，Liquid nitrogen immersion quick-freezing feed liquor system (13) it is provided with bottom reservoir；All it is welded by corrosion resistant plate (14) inside and outside described upper cover body and lower groove, between inside and outside two-layer corrosion resistant plate, is provided with the thick polyurethane foamed thermal-insulating layer (15) of 150-200mm；Control system (23) it is additionally provided with on described lower groove.
- Tunnel type air-cooling submergence the most according to claim 1 dual-purpose liquid nitrogen flash freezer machine, it is characterised in that foraminous conveyer is provided with some horizontal baffle plates (16).
- Tunnel type air-cooling submergence the most according to claim 1 dual-purpose liquid nitrogen flash freezer machine, it is characterised in that be provided with connecting rod (17) between upper cover body and support support.
- Tunnel type air-cooling submergence the most according to claim 1 dual-purpose liquid nitrogen flash freezer machine, it is characterised in that described elevating mechanism is made up of brake deceleration motor (18), gyrator (19), shaft coupling (20) and elevating lever (21).
- Tunnel type air-cooling submergence the most according to claim 1 dual-purpose liquid nitrogen flash freezer machine, it is characterised in that be provided with silver ion sterilization device (22) in lower groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620265361.3U CN205482050U (en) | 2016-04-01 | 2016-04-01 | Dual -purpose liquid nitrogen quick freezing of tunnel type forced air cooling submergence machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620265361.3U CN205482050U (en) | 2016-04-01 | 2016-04-01 | Dual -purpose liquid nitrogen quick freezing of tunnel type forced air cooling submergence machine |
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| CN205482050U true CN205482050U (en) | 2016-08-17 |
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| CN201620265361.3U Expired - Fee Related CN205482050U (en) | 2016-04-01 | 2016-04-01 | Dual -purpose liquid nitrogen quick freezing of tunnel type forced air cooling submergence machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894126A (en) * | 2017-12-13 | 2018-04-10 | 广州鲜之源生态冷链技术有限公司 | A kind of refrigeration storage system with fresh-keeping function |
| CN108344228A (en) * | 2018-03-12 | 2018-07-31 | 江苏诺克诺菲智能机械有限公司 | Tunnel filling type aquatic products refrigerator |
| CN109028712A (en) * | 2018-06-25 | 2018-12-18 | 余姚市联海实业有限公司 | A kind of high efficient cryogenic instant freezer and the shrimp products quick forzen processing technology using it |
| CN109959204A (en) * | 2019-04-04 | 2019-07-02 | 广州极速制冷设备有限公司 | A kind of three-in-one freeze tunnel production line |
-
2016
- 2016-04-01 CN CN201620265361.3U patent/CN205482050U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894126A (en) * | 2017-12-13 | 2018-04-10 | 广州鲜之源生态冷链技术有限公司 | A kind of refrigeration storage system with fresh-keeping function |
| CN107894126B (en) * | 2017-12-13 | 2023-11-14 | 广州鲜之源生态冷链技术有限公司 | Cold storage system with fresh-keeping function |
| CN108344228A (en) * | 2018-03-12 | 2018-07-31 | 江苏诺克诺菲智能机械有限公司 | Tunnel filling type aquatic products refrigerator |
| CN109028712A (en) * | 2018-06-25 | 2018-12-18 | 余姚市联海实业有限公司 | A kind of high efficient cryogenic instant freezer and the shrimp products quick forzen processing technology using it |
| CN109959204A (en) * | 2019-04-04 | 2019-07-02 | 广州极速制冷设备有限公司 | A kind of three-in-one freeze tunnel production line |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |