CN208446397U - A kind of gradient cooling device before aquatic products waterless keep-alive - Google Patents
A kind of gradient cooling device before aquatic products waterless keep-alive Download PDFInfo
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- CN208446397U CN208446397U CN201821059968.1U CN201821059968U CN208446397U CN 208446397 U CN208446397 U CN 208446397U CN 201821059968 U CN201821059968 U CN 201821059968U CN 208446397 U CN208446397 U CN 208446397U
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Abstract
Gradient cooling device before a kind of aquatic products waterless keep-alive of the utility model is fixed with spiral helicine heat exchange pipe dish in cabinet, and the inlet and outlet for the pipe dish that exchanges heat, which pass through the outlet of the constant temperature circulator of hose outside the enclosure with placement and answer back, to be connected；There is oxygen-increasing device, the gas stone including being fixed on the bottom of box, gas stone is sequentially connected using leather hose and placement check-valves outside the enclosure and oxygen increasing pump；It makes wave pump and is connected in the bottom of box using base sucking disc；The net cage for placing aquatic products is mounted in cabinet；The constant temperature circulator is the High Accuracy Constant Temperature source for having both refrigeration and heating, and the selected of rated cooling capacity will at least meet that cooling rate reaches the requirement of 5 DEG C/h or more under normal temperature conditions greater than cabinet entire contents.The utility model has the function of that gradient cooling and cryogenic thermostat before realization aquatic products waterless keep-alive transport provide and guarantee.
Description
Technical field
The utility model belongs to aquatic product transportation equipment technology field, and in particular to a kind of aquatic products waterless keep-alive gradient drop
Warm device.
Background technique
The prior art to live fish, shrimp, shellfish aquatic products transfer transport, the logistic pattern of use includes water mlc mode living
With anhydrous low temperature mlc mode living.Compared to there is water mlc mode living, water transport has been can be effectively avoided in anhydrous low temperature On Transportaion of Live
Water body volume it is big, aquatic products useful load is few, and water temperature is higher, and aquatic products metabolism degree is big, and oxygen-supplying amount is more, and water treatment is difficult, at
This high problem.Anhydrous low temperature On Transportaion of Live by be aquatic product transportation from now on inevitable development trend.
Low-temperature anhydrous On Transportaion of Live is to make above-mentioned live-water products under the conditions of all kinds of aquatic products different ecological ice-temperature
To semidormancy or dormant state, metabolism becomes slowly hypopnea, thus for the work of low-temperature anhydrous transport dormant state
Aquatic products provide condition.In order to create the condition of low-temperature anhydrous On Transportaion of Live, the environment of an ecological ice-temperature will be established first,
Aquatic products are down to ecological ice-temperature state from normal temperature state.But fishes and shrimps shellfish ought encounter and acutely change its original living environment
When can generate stress reaction, cause fishes and shrimps shellfish dead, therefore, preferably use gradually or slow cool-down method, guarantee to cool down
Gradient is usually no more than 5 DEG C/h, to improve survival rate.
A kind of gradient cooling dress for existing transporting equipment requirement, before needing to design aquatic products waterless keep-alive
It sets, while also to reach the necessary condition such as the suitable oxygen supply of energy and water appropriate circulation, this is i.e. to be solved in the utility model
Problem.
Summary of the invention
The purpose of this utility model is to provide the gradient cooling device before a kind of aquatic products waterless keep-alive, while can reach
The necessary condition such as suitable oxygen supply and building water circulation provides the equipment of excellent early-stage preparations for anhydrous low temperature fortune living.
The purpose of this utility model is achieved through the following technical solutions.
Gradient cooling device before a kind of aquatic products waterless keep-alive, characterized in that spiral helicine change is fixed in cabinet
Heat pipe disk, the inlet and outlet for the pipe dish that exchanges heat, which pass through the outlet of the constant temperature circulator of hose outside the enclosure with placement and answer back, to be connected；
Equipped with oxygen-increasing device, the gas stone including being fixed on the bottom of box, gas stone is using leather hose and disposes check-valves outside the enclosure and increasing
Oxygen pump is sequentially connected；Wave pump, which is made, equipped with one is connected in the bottom of box using base sucking disc；It is mounted in cabinet and places aquatic products
Net cage；The constant temperature circulator is the High Accuracy Constant Temperature source for having both refrigeration and heating, and the selected of rated cooling capacity will at least expire
Foot is greater than cabinet entire contents, and cooling rate reaches the requirement of 5 DEG C/h or more under normal temperature conditions.
Suitable constant temperature circulator provides guarantee for the holding of realization gradient cooling and cryogenic thermostat in cabinet；Oxygen-increasing device
Low-level metabolism is maintained to supplement necessary oxygen for the live-water products under low-temperature condition；Making wave pump is live-water products
Simulate primitive environment；Net cage puts aquatic products and can avoid mutual extrusion and keep periphery smooth in water flow, and the whole net cage of energy extracts, and mentions
High working efficiency.
Preferred embodiment, gas stone are quartz sand material, and there are many relatively uniform micropores of size on gas stone.
Preferred embodiment, oxygen increasing pump are single hole air pump, and oxygen increasing pump is equipped with oxygenation capacity adjusting knob.
Preferred embodiment, leather hose is by with toughness and elasticity and nontoxic rubber tube is made.
Preferred embodiment, heat exchange pipe dish are made of 304 stainless steel tubes, and are considered as the toroidal design system of rectangle by axis
It makes, the suitable position on its surface is welded with fixed strip.
The toroidal of heat exchange pipe dish facilitate its internal medium in flowing due to continuously changing direction in cross
Cause secondary circulation and enhanced heat exchange on section, can greatly improve heat transfer effect；The upper end of helix tube preferably connects constant temperature circulating
The outlet of device and lower end connection constant temperature circulator are answered back, because after pipeline is along the heat exchange of journey, close to the outlet of heat exchange pipe dish
Pipe in medium temperature be higher than close to heat exchange pipe dish import pipe in medium temperature so that nearly helix tube lower portion in cabinet
The water temperature set is slightly above the water temperature on top, and due to the reason of free convection, convection current up and down can occur automatically and hand over for the intracorporal fluid of case
It changes and exchanges heat, the intracorporal water temperature of case is made to tend to be balanced.
Preferred embodiment, the refrigerating medium of constant temperature circulator are industrial alcohol.
Preferred embodiment, net cage are made of multi-layer net, and reticulate layer is combined according to the high low adjustment of water level in cabinet；Grid
It is made of steel skeleton and the netting lain in skeleton；It is connected between grid by being set to the card slot of its skeleton bottom or top
It connects, the bottom of box is equipped with same card slot；The opening that the top of grid is equipped with convenient for application operating.
The beneficial effects of the utility model are:
1, constant temperature circulator realizes that gradient cooling and cryogenic thermostat provide guarantee by heat exchange pipe dish in cabinet；
2, oxygen-increasing device is that the low-level metabolism of live-water products under low-temperature condition supplements necessary oxygen；
3, making wave pump is that live-water products simulate primitive environment；
4, net cage is made of multi-layer net, puts aquatic products, avoids mutual extrusion, keeps periphery smooth in water flow；
5, card slot is set between grid, it is easy to operate.
Detailed description of the invention
Attached drawing 1 is a kind of structural schematic diagram of embodiment of the utility model；
Attached drawing 2 is the structural schematic diagram of net cage；
Attached drawing 3 is the schematic front view of heat exchange pipe dish；
Attached drawing 4 is the top view of Fig. 3 heat exchange coil.
In figure: cabinet 1, heat exchange pipe dish 2, upper end import 21；Lower end outlet 22；Oxygen increasing pump 3, stops oxygenation capacity adjusting knob 4
It returns valve 5, leather hose 6, gas stone 7, make wave pump 8, base sucking disc 9, net cage 10, steel skeleton 11, netting 12, opening 13, fluting 14；Net
Lattice 15.
Specific embodiment
Elaborate with reference to the accompanying drawing to the embodiments of the present invention: the present embodiment is with the utility model technology
Implemented under premised on scheme, the detailed implementation method and specific operation process are given, but the protection of the utility model
Range is not limited to the following embodiments.
Embodiment: as shown in Figure 1, the gradient cooling device before a kind of aquatic products waterless keep-alive, is fixed with spiral shell in cabinet 1
Revolve the heat exchange pipe dish 2 of shape, the inlet and outlet of heat exchange pipe dish 2 by hose and the outlet of constant temperature circulator being placed in outside cabinet 1 and
It answers back and is connected, by accurately controlling the water temperature in cabinet 1 to control aquatic products body temperature, heat exchange pipe dish 2 uses 304 stainless steels
Pipe is made, and manufactures and designs by the toroidal that axis is considered as rectangle, and the suitable position on its surface is welded with fixed strip, rectangle
Quadrangle have biggish arc transition；The refrigerating medium of constant temperature circulator is industrial alcohol, guarantees that constant temperature circulator can be with temperature control extremely
Lower range.304 stainless steel tubes of food-grade can prevent the corrosion of higher water body salt content heat exchanging pipe dish 2.This implementation
Spiral the number of turns of the heat exchange pipe dish 2 of example is 5 circles, can effectively increase the contact area with water body, enhancing heat exchange.Exchange heat pipe dish 2
Outer diameter 12mm, internal diameter 10mm, the length and width of rectangle are respectively 340mm and 240mm, and helical length 130mm is simultaneously welded with 4 fixed strips,
Guarantee pipe dish intensity and shape.Equipped with oxygen-increasing device, the gas stone 7 including being fixed on 1 bottom of cabinet, gas stone 7 is quartz sand material,
There are many relatively uniform micropore of size on gas stone 7, gas stone 7 utilizes leather hose 6 and the check-valves 5 being placed in outside cabinet 1 and oxygenation
Pump 3 is sequentially connected, and oxygen increasing pump 3 is single hole air pump, and oxygen increasing pump 3 is equipped with oxygenation capacity adjusting knob 4, can be according to different aquatic products kinds
Class, different environmental conditions adjust oxygen-supplying amount, and after oxygen increasing pump 3, which is powered, to be operated, air is diffused in case by leather hose 6 to gas stone 7
In water in body 1；Leather hose 7 is by with toughness and elasticity and nontoxic rubber tube is made.It makes wave pump 8 and utilizes base sucking disc 9
It is connected in 1 bottom of cabinet, wave pump 8 power 5W, flow 3000L/h are made, using stainless steel mandrel and polypropylene plastics shell；Cabinet
The net cage 10 for placing aquatic products is mounted in 1；Constant temperature circulator is the High Accuracy Constant Temperature source for having both refrigeration and heating, specified system
The selected of cooling capacity will at least meet that cooling rate reaches wanting for 5 DEG C/h or more under normal temperature conditions greater than 1 entire contents of cabinet
It asks.Suitable constant temperature circulator provides guarantee for realization gradient cooling and cryogenic thermostat in cabinet 1；Oxygen-increasing device is in low temperature
The low-level metabolism of live-water products under state supplements necessary oxygen；Wave pump 8 is made as the original of live-water products manufacture simulation
Ecological environment；Net cage 10 puts aquatic products and can avoid mutual extrusion and keep periphery smooth in water flow, and the whole net cage of energy is extracted and improved
Working efficiency.
Heat exchange 2 toroidal of pipe dish facilitate its internal medium in flowing due to continuously changing direction transversal
Cause secondary circulation and enhanced heat exchange on face, can greatly improve heat transfer effect；The upper end import 21 of helix tube preferably connects constant temperature
The outlet of circulator and 22 connection constant temperature circulators of lower end outlet are answered back, because after pipeline is along the heat exchange of journey, close to changing
The temperature of medium is higher than the temperature close to medium in the pipe of heat exchange 2 import 21 of pipe dish in the pipe of the outlet of heat pipe disk 2 22, so that cabinet
The water temperature of nearly helix tube lower position is slightly above the water temperature on top in 1, the fluid meeting due to the reason of free convection, in cabinet 1
It is automatic that convective exchange up and down occurs and exchanges heat, so that the water temperature in cabinet 1 is tended to be balanced.
Net cage 10 is made of multi-layer net 15, and 15 number of plies of grid is combined according to the high low adjustment of water level in cabinet 1；Grid 15
It is made of steel skeleton 11 and the netting 12 lain in skeleton 11, mesh can guarantee water circulation；By being set between grid 15
The card slot 14 at its 11 bottom of skeleton or top is connected, and 1 bottom of cabinet is equipped with same card slot 14, facilitates the company between grid 15
It connects and the fixation of grid 15 and cabinet 1；The opening 13 that the top of grid 15 is equipped with convenient for application operating, for taking for aquatic products
It takes.
According to the different ecological ice-temperature range of all kinds of aquatic products, device in temperature-fall period, pass in ladder by cooling rate
Subtract；When aquatic products body temperature is higher than 20 DEG C, device rate of temperature fall is 4 ± 0.5 DEG C/h；When aquatic products body temperature is in 10 DEG C~20 DEG C
When, device rate of temperature fall is 3 ± 0.5h DEG C/h；When aquatic products body temperature is in 5 DEG C~10 DEG C, device rate of temperature fall is 2 ± 0.5
℃/h；When aquatic products body temperature is in 1 DEG C~5 DEG C, device rate of temperature fall is 1 ± 0.5 DEG C/h；When aquatic products body temperature is in -1.5
DEG C~0 DEG C when, device rate of temperature fall be 0.5 ± 0.5 DEG C/h.The body temperature of aquatic products is down to by its ecology using gradient cooling strategy
Ice temperature range.
There is the utility model gradient cooling and cryogenic thermostat before realizing the transport of aquatic products waterless keep-alive to provide guarantee
Function；And have the advantages that easy to operate.It should be understood by those skilled in the art that the utility model is not by above-described embodiment
Limitation, the description of the embodiments and the specification only illustrate the principle of the present utility model, is not departing from the utility model essence
Under the premise of mind and range, the utility model also has various changes and improvements, these changes and improvements both fall within claimed
The scope of the utility model in.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. the gradient cooling device before a kind of aquatic products waterless keep-alive, characterized in that be fixed with spiral helicine heat exchange in cabinet
Pipe dish, the inlet and outlet for the pipe dish that exchanges heat, which pass through the outlet of the constant temperature circulator of hose outside the enclosure with placement and answer back, to be connected；If
There is oxygen-increasing device, the gas stone including being fixed on the bottom of box, gas stone is using leather hose and disposes check-valves outside the enclosure and oxygenation
Pump is sequentially connected；Wave pump, which is made, equipped with one is connected in the bottom of box using base sucking disc；The net for placing aquatic products is mounted in cabinet
Case；The constant temperature circulator is the High Accuracy Constant Temperature source for having both refrigeration and heating, and the selected of rated cooling capacity will at least meet
Greater than cabinet entire contents, cooling rate reaches the requirement of 5 DEG C/h or more under normal temperature conditions.
2. the gradient cooling device before a kind of aquatic products waterless keep-alive according to claim 1, characterized in that gas Shi Weishi
Sand material, there are many relatively uniform micropores of size on gas stone.
3. the gradient cooling device before a kind of aquatic products waterless keep-alive according to claim 2, characterized in that oxygen increasing pump is
Single hole air pump, oxygen increasing pump are equipped with oxygenation capacity adjusting knob.
4. the gradient cooling device before a kind of aquatic products waterless keep-alive according to claim 1,2 or 3, characterized in that institute
Leather hose is stated by being made with toughness and elastic and nontoxic rubber tube.
5. the gradient cooling device before a kind of aquatic products waterless keep-alive according to claim 4, characterized in that heat exchange pipe dish
It is made of 304 stainless steel tubes, and manufactured and designed by the toroidal that axis is considered as rectangle, the suitable position on its surface welds
There is fixed strip.
6. the gradient cooling device before a kind of aquatic products waterless keep-alive according to claim 5, characterized in that constant temperature circulating
The refrigerating medium of device is industrial alcohol.
7. the gradient cooling device before a kind of aquatic products waterless keep-alive according to claim 6, characterized in that net cage is by more
Layer grid is constituted, and reticulate layer is combined according to the high low adjustment of water level in cabinet；Grid is by steel skeleton and lies in skeleton
Netting is constituted；It is connected between grid by being set to the card slot of its skeleton bottom or top, the bottom of box is equipped with same card slot；
The opening that the top of grid is equipped with convenient for application operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821059968.1U CN208446397U (en) | 2018-07-05 | 2018-07-05 | A kind of gradient cooling device before aquatic products waterless keep-alive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821059968.1U CN208446397U (en) | 2018-07-05 | 2018-07-05 | A kind of gradient cooling device before aquatic products waterless keep-alive |
Publications (1)
| Publication Number | Publication Date |
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| CN208446397U true CN208446397U (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821059968.1U Active CN208446397U (en) | 2018-07-05 | 2018-07-05 | A kind of gradient cooling device before aquatic products waterless keep-alive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872291A (en) * | 2022-03-31 | 2022-08-09 | 浙江凯华模具有限公司 | Constant-temperature control system and method for garbage can injection mold |
-
2018
- 2018-07-05 CN CN201821059968.1U patent/CN208446397U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872291A (en) * | 2022-03-31 | 2022-08-09 | 浙江凯华模具有限公司 | Constant-temperature control system and method for garbage can injection mold |
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