CN118615744B - A freezing concentration device - Google Patents
A freezing concentration device Download PDFInfo
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- CN118615744B CN118615744B CN202411098566.2A CN202411098566A CN118615744B CN 118615744 B CN118615744 B CN 118615744B CN 202411098566 A CN202411098566 A CN 202411098566A CN 118615744 B CN118615744 B CN 118615744B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/02—Crystallisation from solutions
- B01D9/04—Crystallisation from solutions concentrating solutions by removing frozen solvent therefrom
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Abstract
本发明属于冷冻浓缩技术领域，具体涉及一种冷冻浓缩装置，包括冷冻溶解组件；冷冻溶解组件是一个槽容器组：由相互平行的冷却面板和加热面板间隔而成的槽格组、上盖板、下盖板、共有的侧面板组成槽容器组；其中，在每个槽格中，相互平行的面板有两个：一个是冷媒从内部通过的冷却面板，另一个是热源在其内部的加热面板；当稀溶液在冷冻溶解组件中，被冷冻成固体或者固液混合体后，受热溶解时分段接收溶液，获得不同浓度的溶液；符合目标浓度的溶液留存备用；不符合目标浓度的溶液，通过所述冷冻浓缩装置继续冷冻和溶解，提高溶液浓度。本发明提高了冷冻浓缩和分离提纯的效率，设备和操作简单，便于在食品、化妆品、生物医药、环保处理等领域的应用。
The present invention belongs to the field of freeze concentration technology, and specifically relates to a freeze concentration device, including a freeze-thaw component; the freeze-thaw component is a tank container group: a tank grid group formed by parallel cooling panels and heating panels, an upper cover plate, a lower cover plate, and a common side panel constitute the tank container group; wherein, in each tank grid, there are two panels parallel to each other: one is a cooling panel through which a refrigerant passes, and the other is a heating panel with a heat source inside; when a dilute solution is frozen into a solid or a solid-liquid mixture in the freeze-thaw component, the solution is received in sections when it is dissolved by heat to obtain solutions of different concentrations; solutions that meet the target concentration are retained for standby use; solutions that do not meet the target concentration are continuously frozen and dissolved by the freeze concentration device to increase the solution concentration. The present invention improves the efficiency of freeze concentration and separation and purification, and the equipment and operation are simple, which is convenient for application in the fields of food, cosmetics, biomedicine, environmental protection treatment, etc.
Description
Technical Field
The invention belongs to the technical field of freeze concentration, and particularly relates to a freeze concentration device.
Background
The freeze concentration method in the prior art is a concentration technology realized by utilizing the solid-liquid phase relation between a dilute solution and ice below the freezing point. There are mainly two modes, suspension crystallization freeze concentration method and progressive freeze concentration method. The principle of the suspension crystallization freeze concentration method is that free small ice crystals suspended in a liquid are continuously excluded when a dilute solution is frozen, and the concentration of the liquid is increased. The principle of the progressive freeze concentration method is that when a dilute solution is frozen, as an ice layer grows and grows on a cooling surface, solutes near a solid-liquid interface are discharged to a liquid phase side, and the mass concentration of the solutes in the liquid phase is gradually increased. The existing freeze concentration method has the disadvantages of complex equipment structure, high equipment cost and production cost and low efficiency.
Disclosure of Invention
In order to solve the problems existing in the prior art, the main purpose of the invention is to provide a freeze concentration device.
In order to solve the technical problems, according to one aspect of the present invention, the following technical solutions are provided:
A freeze concentration device comprises a freeze dissolution assembly;
The freezing and dissolving assembly is a tank container group, which is composed of a tank grid group, an upper cover plate, a lower cover plate and a common side plate, wherein the tank grid group is formed by mutually parallel cooling panels and heating panels, the upper cover plate, the lower cover plate and the common side plate are arranged in each tank grid, two mutually parallel panels are arranged in each tank grid, one panel is a cooling panel through which a refrigerant passes, the other panel is a heating panel in the cooling panel, when a dilute solution is frozen into a solid or a solid-liquid mixture in the freezing and dissolving assembly, the dilute solution is received in a sectionalized manner when heated and dissolved to obtain solutions with different concentrations, the solution meeting the target concentration is reserved for standby, and the solution not meeting the target concentration is continuously frozen and dissolved by the freezing and concentrating device, so that the concentration of the solution is improved.
As a preferred embodiment of the freeze concentration device of the present invention, each heating panel of the trough container set is positioned intermediate two cooling panels.
As a preferable scheme of the freeze concentration device, the lower ends of the heating panel and the cooling panel of the groove container set are respectively provided with a notch communicated with adjacent groove grids, and when the lower cover plate of the groove container set is combined with the lower end of the groove container set in a sealing way, each groove grid of the groove container set is a communicating (containing) device.
As a preferable scheme of the freeze concentration device, the lower cover plate of the groove container set moves up and down through a screw rod, a motor and a control system, and is combined with or separated from the lower end of the groove container set in a sealing way.
As a preferred scheme of the freeze concentration device, the lower ends of the groove grids of the groove container group are provided with the ice supporting frames, the ice supporting frames are locked with the lower ends of the groove grids of the groove container group through the ice supporting frame lock catches, the switches of the ice supporting frame lock catches are arranged outside the heat insulation layer, and the outer sides of the switches of the ice supporting frame lock catches are provided with the protective covers.
The refrigerant needed by the freeze concentration device is provided by refrigeration equipment, and the refrigerant provided by the refrigeration equipment enters the freeze dissolution assembly through a refrigerant pipeline connected with the freeze dissolution assembly and passes through each cooling panel of the tank container set.
As a preferable scheme of the freeze concentration device, the heat source of the heating panel is a heating element (such as an electric heating element and the like), or a heat source medium (such as fluid and the like) is adopted as a heat source.
The preferable scheme of the freezing and concentrating device is that when the dilute solution is injected into the tank container group of the freezing and dissolving component, the upper cover plate is firstly opened, the dilute solution is injected into the tank container group from the dilute solution tank through the liquid pump, and then the upper cover plate is tightly covered, or the upper cover plate of the freezing and concentrating component is provided with the dilute solution inlet in advance, and the dilute solution is pumped into the tank container group from the dilute solution tank through the liquid pump through the dilute solution inlet.
In a preferred embodiment of the freeze concentration device according to the present invention, a support panel is provided between the cooling panel and the heating panel in the tank container group, the support panel being vertically connected to the cooling panel and the heating panel.
As a preferable scheme of the freeze concentration device, the freeze dissolving assembly is fixed on a bracket, and a control system is arranged on the bracket.
In order to solve the above technical problems, according to another aspect of the present invention, the following technical solutions are provided:
The freeze concentration device can be applied to the fields of food, cosmetics, biological medicines, environmental protection treatment and the like.
The freeze concentration device can be applied to the fields of milk, wine, fruit juice, coffee, tea, beverage, soymilk, chemical liquid medicine, chinese herbal medicine liquid, plant extracts, seawater purification, wastewater treatment and the like.
The freeze concentration device can be applied to the field of freeze concentration, separation and purification of heat-sensitive raw materials.
The freeze concentration device can be applied to the fields of freeze concentration and separation purification of milk, wine, fruit juice, coffee, tea, beverage, soybean milk, soymilk, chemical liquid medicine, chinese herbal medicine liquid, plant extract, seawater purification, wastewater treatment and the like.
The beneficial effects of the invention are as follows:
The invention provides a freezing and concentrating device which comprises a freezing and dissolving assembly, wherein the freezing and dissolving assembly is a tank container set, the tank container set is composed of a tank grid set, an upper cover plate, a lower cover plate and a common side plate, the tank grid set is formed by mutually parallel cooling panels and heating panels, two mutually parallel panels are arranged in each tank grid, one panel is a cooling panel through which a refrigerant passes, the other panel is a heating panel in the interior of the cooling panel, when a dilute solution is frozen into a solid or solid-liquid mixture in the freezing and dissolving assembly, the dilute solution is received in a sectionalized manner when heated and dissolved to obtain solutions with different concentrations, the solution meeting the target concentration is reserved for standby, and the solution not meeting the target concentration is continuously frozen and dissolved by the freezing and concentrating device, so that the concentration of the solution is improved. The invention improves the efficiency of freeze concentration and separation and purification, has simple equipment and operation, and is convenient for application in the fields of food, cosmetics, biological medicine, environmental protection treatment and the like.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings used in the description of the prior art will be briefly described below. The drawings in the following description are only examples of embodiments of the present invention and it will be apparent to those skilled in the art that other drawings may be made from the structures shown in these drawings without undue effort.
FIG. 1 is a schematic cross-sectional view of a freeze concentration apparatus according to the present invention.
FIG. 2 is a schematic structural view of a freeze-thaw assembly.
FIG. 3 is a schematic view of a freeze-thaw assembly including a support panel.
In the figure, the cooling panel 1,3,5,7,9, the heating panel 2,4,6,8, the heat preservation layer 10, the ice supporting frame 12, the solution outlet 13, the refrigerant inlet pipe 14, the refrigerant outlet pipe 15, the bracket 16, the ice supporting frame 17, the lock catch 18, the protective cover 20, the solid or solid-liquid mixture 21, the control system 22, the motor 23, the screw rod 24, the solution collecting tank edge 25, the support panel A, the upper cover plate C and the lower cover plate C.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description will be made clearly and fully with reference to the technical solutions in the embodiments, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a freeze concentration device, which breaks the traditional freeze concentration thought, improves the efficiency of freeze concentration and separation and purification, has simple equipment and operation, and is convenient for application in the fields of food, cosmetics, biological medicine, environmental protection treatment and the like.
As shown in FIGS. 1-3, embodiments of the present invention provide a freeze concentration apparatus comprising a freeze dissolution assembly;
The freezing and dissolving assembly is a tank container group, which is composed of a tank grid group formed by mutually parallel cooling panels 1,3,5,7 and 9 and heating panels 2,4,6 and 8 at intervals, an upper cover plate A, a lower cover plate C and a common side plate, wherein in each tank grid, two mutually parallel panels are arranged, one panel is the cooling panels 1,3,5,7 and 9 through which a refrigerant passes, the other panel is the heating panels 2,4,6 and 8 in the freezing and dissolving assembly, when a dilute solution is frozen into a solid or solid-liquid mixture 20 in the freezing and dissolving assembly, the solution is received in sections through a solution collecting tank and a solution outlet 13 arranged on the lower cover plate C during heating and dissolving, so that solutions with different concentrations are obtained, solutions meeting the target concentrations are reserved for standby, solutions not meeting the target concentrations are continuously frozen and concentrated by the freezing and concentrating device, and the solution concentration is improved.
In one embodiment of the invention, each heating panel of the trough-container set is located in the middle of two cooling panels, e.g. heating panel 2 is located in the middle of cooling panels 1, 3.
In one embodiment of the invention, the lower end of each heating panel and cooling panel of the groove container set is provided with a notch communicated with the adjacent groove lattice, and when the lower cover plate C of the groove container set is combined with the lower end of the groove container set in a sealing way, each groove lattice of the groove container set is a communicating (container).
In one embodiment of the invention, the lower cover plate of the tank container set is moved up and down by a screw rod 23, a motor 22 and a control system 21, and is combined with or separated from the lower end seal of the tank container set.
In one embodiment of the present invention, the ice supporting frame 12 is disposed at the lower end of the cell container group, the ice supporting frame 12 is locked with the lower end of the cell container group through the ice supporting frame lock 17, the switch of the ice supporting frame lock 17 is disposed outside the heat insulation layer 10 (the heat insulation layer 10 is disposed outside the side panel or the heat insulation layer 10 is employed as the side panel), and the protective cover 18 is disposed outside the switch of the ice supporting frame lock 17.
In one embodiment of the present invention, the refrigerant required by the freeze concentration device is provided by a refrigeration device, and the refrigerant provided by the refrigeration device enters the freeze dissolution assembly through a refrigerant pipeline (comprising a refrigerant inlet pipe 14 and a refrigerant outlet pipe 15) connected with the freeze dissolution assembly and passes through each cooling panel of the tank container set.
In one embodiment of the present invention, the heat source of each heating panel may be a heating element (e.g., an electric heating element, etc.), or a heat source medium (e.g., a fluid, etc.) may be used as the heat source.
In one embodiment of the invention, when the dilute solution is injected into the tank container group of the freezing and dissolving assembly, the upper cover plate A is firstly opened, the dilute solution is injected into the tank container group from the dilute solution tank through the liquid pump, and then the upper cover plate A is tightly covered, or the upper cover plate A of the freezing and concentrating assembly is provided with a dilute solution inlet in advance, and the dilute solution is pumped into the tank container group from the dilute solution tank through the liquid pump through the dilute solution inlet.
In one embodiment of the present invention, a support panel 25 (shown in fig. 3) is provided between the cooling panel and the heating panel in the tank container group, which vertically connects the cooling panel and the heating panel.
In one embodiment of the present invention, the freeze thaw assembly is fixed to the rack 16 and the control system 21 is provided on the rack 16.
When the device is used for freezing and concentrating, the lower cover plate C is sealed and combined with the lower end of the tank container set through the screw rod 23, the motor 22 and the control system 21, then dilute solution is injected into the tank container set, the upper cover plate A is covered tightly, the refrigerating equipment is started, and the refrigerant is used for freezing and dissolving the components through the refrigerant pipelines and passes through all cooling panels of the tank container set. The diluted solution is frozen into solid or solid-liquid mixture according to the requirement, the refrigerating equipment is turned off, then after the heating switch in the control system 21 is started (the heating element provides a heat source or adopts a heat source medium such as a running nose to provide a heat source), the control switch of the motor 22 is started again, so that the lower cover plate C moves downwards for a small distance, the edge 24 of the solution collecting tank on the lower cover plate C is not separated from the protective cover 18, and a narrow sealing space is formed among the lower cover plate C, the edge 24 of the solution collecting tank, the protective cover 18 and the lower ends of the cell groups. The solution falls into the solution collecting tank through the ice supporting frame 12 and flows out from the solution outlet 13, and the solution is received in sections to obtain solutions with different concentrations. The solution which accords with the target concentration is transferred to the next link for storage (or is directly utilized), and the solution which does not accord with the target concentration can be frozen and dissolved again through the freezing and concentrating device, so that the concentration of the solution is continuously improved.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather, the equivalent structural changes made by the content of the present invention under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (6)
1. A freeze concentration device is characterized by comprising a freeze dissolution component;
The freezing and dissolving assembly is a tank container group, wherein the tank container group consists of a tank grid group, an upper cover plate, a lower cover plate and a shared side plate, which are formed by mutually parallel cooling panels and heating panels at intervals, wherein in each tank grid, two mutually parallel panels are arranged, one is a cooling panel through which a refrigerant passes, the other is a heating panel in the tank container group, each heating panel of the tank container group is positioned in the middle of the two cooling panels, gaps communicated with adjacent tank grids are reserved at the lower ends of each heating panel and the cooling panel of the tank container group, when the lower cover plate of the tank container group is in sealing combination with the lower ends of the lower cover plate of the tank container group, the lower cover plate of the tank container group moves up and down through a screw rod, a motor and a control system to realize sealing combination or separation with the lower ends of the tank container group, and an ice supporting frame is arranged at the lower ends of the tank grids of the tank container group;
When the dilute solution is frozen into solid or solid-liquid mixture in the freezing and dissolving assembly, the solution with different concentrations is received in sections through a solution collecting tank and a solution outlet arranged on the lower cover plate when heated and dissolved, the solution with the target concentration is reserved for standby, and the solution with the non-target concentration is continuously frozen and dissolved through the freezing and concentrating device, so that the concentration of the solution is improved.
2. The freeze concentration device of claim 1, wherein the ice tray is locked with the lower ends of the cells of the cell container group by an ice tray lock, the switch of the ice tray lock is arranged outside the heat preservation layer, and a protective cover is arranged outside the switch of the ice tray lock.
3. The freeze concentration device of claim 1, wherein the refrigerant required by the freeze concentration device is provided by a refrigeration device, the refrigerant provided by the refrigeration device enters the freeze dissolution assembly through a refrigerant pipeline connected with the freeze dissolution assembly and passes through each cooling panel of the tank container set, and the heat source of the heating panel is a heating element or adopts a heat source medium as a heat source.
4. The freeze concentration apparatus of claim 1, wherein the upper cover plate is opened first to inject the dilute solution from the dilute solution tank into the tank container group through the liquid pump when the dilute solution is injected into the tank container group of the freeze dissolution unit, and then the upper cover plate is closed, or wherein the upper cover plate of the freeze concentration unit is provided with a dilute solution inlet in advance, and the dilute solution is pumped into the tank container group through the dilute solution inlet from the dilute solution tank through the liquid pump.
5. The freeze concentration device of claim 1 wherein a support panel is provided between the cooling panel and the heating panel in the trough container set that vertically connects the cooling panel and the heating panel.
6. Use of a freeze concentration device according to any one of claims 1-5 in the fields of food, cosmetics, biological medicine, environmental protection treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411098566.2A CN118615744B (en) | 2024-08-12 | 2024-08-12 | A freezing concentration device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411098566.2A CN118615744B (en) | 2024-08-12 | 2024-08-12 | A freezing concentration device |
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| CN118615744A CN118615744A (en) | 2024-09-10 |
| CN118615744B true CN118615744B (en) | 2024-12-10 |
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| CN202411098566.2A Active CN118615744B (en) | 2024-08-12 | 2024-08-12 | A freezing concentration device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN119034248B (en) * | 2024-10-28 | 2025-03-25 | 崇义富百乐发展有限公司 | A freezing concentration device |
| CN119034246B (en) * | 2024-10-28 | 2025-03-25 | 崇义富百乐发展有限公司 | A freezing concentration device |
| CN119139741B (en) * | 2024-11-19 | 2025-07-15 | 崇义富百乐发展有限公司 | Freezing concentration method |
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| CN201524442U (en) * | 2009-10-10 | 2010-07-14 | 过志昌 | High-efficient scraping wall type hollow sheet bar cooling continuous crystallizer |
| CN102604807A (en) * | 2012-03-28 | 2012-07-25 | 雷晓明 | Novel method for making novel high-quality wine with high-medium degrees in low-temperature freezing way |
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| FR1390969A (en) * | 1963-01-08 | 1965-03-05 | Struthers Scientific Int Corp | Improved solution concentration process |
| JP2004351383A (en) * | 2003-05-30 | 2004-12-16 | Kitakyushu Foundation For The Advancement Of Industry Science & Technology | Freeze concentrator |
| CN204601675U (en) * | 2015-05-07 | 2015-09-02 | 新疆农业大学 | A kind of freeze concentration equipment |
| CN215781629U (en) * | 2021-06-02 | 2022-02-11 | 上海鼎素精细化工有限公司 | Melting crystallization purification device |
| CN114669077B (en) * | 2022-04-15 | 2024-04-16 | 煤炭科学技术研究院有限公司 | A purification system and purification method for 2-methylnaphthalene |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201524442U (en) * | 2009-10-10 | 2010-07-14 | 过志昌 | High-efficient scraping wall type hollow sheet bar cooling continuous crystallizer |
| CN102604807A (en) * | 2012-03-28 | 2012-07-25 | 雷晓明 | Novel method for making novel high-quality wine with high-medium degrees in low-temperature freezing way |
| CN218221143U (en) * | 2022-07-15 | 2023-01-06 | 安徽亚格盛电子新材料有限公司 | Trimethyl aluminum crystallization storage tank |
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