CN113865204A - Sectional type cooling device and cooling process - Google Patents
Sectional type cooling device and cooling process Download PDFInfo
- Publication number
- CN113865204A CN113865204A CN202111159598.5A CN202111159598A CN113865204A CN 113865204 A CN113865204 A CN 113865204A CN 202111159598 A CN202111159598 A CN 202111159598A CN 113865204 A CN113865204 A CN 113865204A
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- Prior art keywords
- temperature
- section
- cooling
- temperature control
- freezing
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007710 freezing Methods 0.000 claims abstract description 59
- 239000000463 material Substances 0.000 claims abstract description 43
- 235000015278 beef Nutrition 0.000 claims abstract description 31
- 239000003760 tallow Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 235000013409 condiments Nutrition 0.000 claims abstract description 4
- 235000011194 food seasoning agent Nutrition 0.000 abstract description 31
- 230000001488 breeding Effects 0.000 abstract description 7
- 244000005700 microbiome Species 0.000 abstract description 7
- 238000004642 transportation engineering Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000003672 processing method Methods 0.000 abstract 1
- 230000014860 sensory perception of taste Effects 0.000 description 4
- 235000019640 taste Nutrition 0.000 description 4
- 230000035917 taste Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 235000013305 food Nutrition 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
- F25D13/02—Stationary devices, e.g. cold-rooms with several cooling compartments, e.g. refrigerated locker systems
- F25D13/04—Stationary devices, e.g. cold-rooms with several cooling compartments, e.g. refrigerated locker systems the compartments being at different temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
- F25D13/06—Stationary devices, e.g. cold-rooms with conveyors carrying articles to be cooled through the cooling space
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Abstract
The invention discloses a sectional type cooling device and a cooling process, wherein the cooling device comprises a temperature control tunnel and a conveying belt, wherein the temperature control tunnel is respectively provided with an inlet end and an outlet end, and the conveying belt penetrates through the temperature control tunnel; the temperature control tunnel is sequentially divided into a cooling forming section and a temperature return section from the inlet end to the outlet end; the cooling process comprises three steps of quick freezing, constant temperature freezing and temperature returning treatment, and three-section cooling is realized; according to the invention, the temperature control tunnel is reasonably designed, the temperature control tunnel is cooled in a segmented manner, so that the beef tallow can be rapidly and stably cooled and formed, and the last temperature control section of the temperature control tunnel is a temperature return section, so that the temperature difference between the surface of the material and the environment is reduced, and the generation of condensed water is prevented, thereby reducing the risk of breeding harmful microorganisms during storage or transportation of the finished product of the hotpot condiment, and improving the quality of the hotpot condiment; compared with the traditional bagged hotpot seasoning, the hotpot seasoning processed by the processing method disclosed by the invention is longer in quality guarantee period, and meanwhile, unified automatic control is facilitated, and the automation degree of a production line is improved.
Description
Technical Field
The invention relates to the field of food processing, in particular to a cooling device and a cooling process for food processing.
Background
The chafing dish is convenient to eat, has a long history in China, is a catering mode popular with many consumers, is a chafing dish which is hot and soar around people of all ages and both sexes and relatives and friends particularly in cold winter, and is suitable for the Chinese traditional culture of great reunion. As is well known, the quality and taste of the hot pot mainly depend on the quality and taste of the hot pot bottom material, the Chinese territory is vast, and the taste loved by people in various regions also has difference, so the hot pot bottom material with different tastes appears in the market.
The beef tallow hot pot seasoning has special flavor and is deeply used by consumers, the coagulability of beef tallow can be changed according to the temperature when the beef tallow hot pot seasoning is processed, and the temperature is required to be reduced when the beef tallow hot pot seasoning is formed; during the traditional processing of the beef tallow hot pot seasoning, the beef tallow hot pot seasoning is cooled by a cooling device so as to achieve the purpose of forming;
but traditional cooling device adopts and concentrates the cooling, make its material cool off the shaping fast, though the shaping of beef tallow hot pot seasoning of mode is effectual like this, but when a cooling device, because the temperature after the material cooling is great with the ambient temperature difference in temperature, very easily form the comdenstion water on beef tallow hot pot seasoning upper surface, the hot pot seasoning that has the comdenstion water is not convenient for long-term depositing, because breeding of harmful microorganism appears in this comdenstion water ten easily, thereby influence the quality of beef tallow hot pot seasoning, if this problem can not effectual control, the shelf life of beef tallow hot pot seasoning also can receive the influence.
Disclosure of Invention
Therefore, in order to solve the above defects, the invention provides a cooling device and a cooling process which are skillfully designed for processing beef tallow (or other grease with the characteristic of beef tallow coagulability) hotpot seasoning, a temperature control tunnel is reasonably designed, the temperature control tunnel is cooled in sections, so that beef tallow can be rapidly and stably cooled and formed, and the last temperature control section of the temperature control tunnel is a temperature return section, so that the temperature difference between the surface of a material and the environment is reduced, the generation of condensed water is prevented, and the risk of harmful microorganism breeding during storage or transportation of the hotpot seasoning finished product is reduced.
The invention is realized by constructing a sectional cooling device, which comprises
The temperature control tunnel is provided with an inlet end and an outlet end at two ends respectively; and
the conveying belt penetrates through the temperature control tunnel through the inlet end and the outlet end of the temperature control tunnel;
the temperature control tunnel is divided into a cooling forming section and a temperature return section from the inlet end to the outlet end in sequence.
Preferably, the cooling forming section is sequentially divided into a rapid freezing section and a constant temperature freezing section from the inlet end of the temperature control tunnel, the arrangement aims at rapidly cooling and forming the material through the rapid freezing section, and the overall temperature of the material is reduced through the constant temperature freezing section so as to achieve overall cooling and forming.
The air direction of the rapid freezing section is perpendicular to the moving direction of the conveying belt to send cold air to form a cold air vortex, and the arrangement aims to ensure that the temperature of the space in the rapid freezing section is uniformly and rapidly reduced, so that the surface of a material is rapidly cooled to form a stable-shaped shell;
and cold air of the constant-temperature cooling section is reversely blown from the tail end, and the moving direction of the cold air forming the constant-temperature cooling section is opposite to that of the conveying belt.
Preferably, the conveying speed of the conveyor belt is adjustable, and the purpose of the arrangement is to control the cooling time of the material through the conveying speed.
Preferably, the temperature control range of the quick freezing section is-20 ℃ to-25 ℃.
Preferably, the temperature control range of the constant-temperature freezing section is-12 to 18 ℃.
Preferably, the temperature control range of the temperature return section is 0-4 ℃.
A cooling process of a manual beef tallow hot pot seasoning is a three-section type cooling process, and comprises the following steps:
firstly, rapidly freezing, namely conveying a material to be frozen to a rapid freezing section of a temperature control tunnel through an inlet end at a certain speed by a conveying belt; the purpose of this step is to cool the material rapidly, making its shaping effect and hardness all better.
And step two, freezing at constant temperature, wherein the conveyer belt conveys the materials passing through the quick freezing section to the constant-temperature freezing section at a certain speed, and the step aims to reduce the overall temperature of the materials so as to achieve the purpose of cooling and forming.
And step three, temperature return treatment, namely conveying the material passing through the constant-temperature freezing section to the temperature return freezing section at a certain speed by a conveying belt, wherein the purpose of the step is to reduce the temperature difference between the surface of the material and the environment, prevent condensed water from being produced and reduce the risk of breeding harmful microorganisms in the condensed water.
Preferably, the cooling time of the quick freezing is 15-22 min; the cooling time of constant temperature freezing is 15-22 min; the cooling time of the temperature return treatment is 30-46 min.
The invention has the following advantages:
the cooling device and the cooling process for processing the beef tallow (or other fats with the characteristic of beef tallow coagulability) hotpot seasoning are reasonable in design and ingenious in structure, the temperature control tunnel is reasonably designed, the temperature control tunnel is cooled in sections, so that beef tallow can be rapidly and stably cooled and formed, the last temperature control section of the temperature control tunnel is a temperature return section, the temperature difference between the surface of a material and the environment is reduced, condensate water is prevented from being generated, and the risk of harmful microorganism breeding during storage or transportation of the hotpot seasoning finished product is reduced.
The cooling forming section at the front end of the temperature control tunnel is divided into a quick freezing section and a constant temperature freezing section, so that the beef tallow hot pot seasoning can be integrally and quickly formed, and the hardness of the hot pot seasoning is improved; meanwhile, the temperature return section is combined, so that the whole device realizes three-section cooling, the risk of harmful microorganism breeding when the finished hot pot seasoning is stored or transported is reduced, and the quality of the hot pot seasoning is improved.
The cooling time and the temperature are reasonably controlled, so that the quality of the beef tallow hot pot seasoning cannot be influenced while the beef tallow hot pot seasoning is rapidly cooled and formed, and the storage period of the hot pot seasoning is further prolonged.
Drawings
FIG. 1 is a schematic view of a three-stage cooling apparatus of the present invention;
FIG. 2 is a schematic view of the wind direction of the cooling and forming section of the three-section type cooling device of the present invention;
FIG. 3 is a schematic step diagram of a three-stage cooling process;
in the figure: 1. controlling the temperature of the tunnel; 11. a quick freezing section; 111. a quick freezing tuyere; 112. quick freezing wind direction; 12. a constant temperature freezing section; 121. a constant temperature freezing tuyere; 122. freezing the wind direction at constant temperature; 13. a temperature return section; 14. cooling and forming section; 2. a conveyor belt; 21. conveying direction of the conveying belt; 3. an inlet end; 4. and (4) an outlet end.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 3, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a sectional cooling device, as shown in figure 1, by improvement, comprising
The temperature control tunnel 1 is provided with an inlet end 3 and an outlet end 4 at two ends respectively; and
the conveying belt 2 penetrates through the temperature control tunnel 1 through an inlet end 3 and an outlet end 4 of the temperature control tunnel 1;
the temperature control tunnel 1 is sequentially divided into a cooling forming section 14 and a temperature return section 13 from an inlet end to an outlet end.
Preferably, the cooling and forming section 14 is divided into a rapid freezing section 11 and a constant temperature freezing section 12 in sequence from the inlet end 3 of the temperature control tunnel 1.
In this embodiment, the conveying speed of the conveyor belt 2 is adjustable.
In this embodiment, the temperature of the rapid freezing section is controlled in the range of-20 ℃ to-25 ℃, and the temperature is designed to allow the surface of the material to be rapidly cooled to form a stable shape shell, but the temperature inside the material is not reduced at this time, namely, the "sugar core" (the material is frozen and molded on the outside, but not frozen and molded completely inside, and fluid may exist).
In this embodiment, the temperature control range of the constant temperature freezing section is-12 to 18 ℃, and the temperature of the constant temperature freezing section is higher than that of the rapid freezing section because of the continuous low temperature, the surface of the material is cracked, and the 'sugar core' in the material of the rapid freezing section is frozen and molded.
In this embodiment, the temperature control range of the temperature return section is 0-4 ℃.
As shown in fig. 2, in the present embodiment, the rapid freezing section 11 is a cooling tunnel with a height of 1.6m, a width of 2.5m, and a length of 6m, and is provided with a compressor with 30 p power, and 4 air outlets are arranged to supply cold air perpendicular to the moving direction of the conveyer belt to form a cold air vortex, as shown in fig. 2, the rapid freezing wind direction 112 is perpendicular to the conveying direction 21 of the conveyer belt to form a cold air vortex, so that the temperature in the space is uniformly and rapidly reduced; after the product enters, the beef tallow can be rapidly cooled from the outside to the inside at low temperature, and the beef tallow is formed as expected.
The constant temperature cooling section 12 is a cooling tunnel with a height of 1.6m, a width of 2.5m and a length of 8 m; a compressor with 20-unit power is matched, 4 air outlets are arranged, air is reversely blown from the tail end of the moving direction of the conveyor belt, as shown in fig. 2, the constant-temperature freezing wind direction 122 is opposite to the conveying direction 21 of the conveyor belt, and the space temperature is kept to be lower than-15 ℃; so that the temperature of the center of the passing product is continuously reduced to below 10 ℃.
The temperature return section 13: a tunnel 1.6m high by 2.5m wide by 10m long; the dehumidification device is installed, dry fresh air is delivered, the temperature is 15-25 ℃, the temperature of the material is recovered to 10-20 ℃, the temperature difference between the surface of the material and the environment is reduced, and condensed water is prevented from being generated.
In order to reduce the temperature transfer of three temperature sections in the temperature control tunnel, a physical partition wall is arranged in the tunnel, and a 15cm gap is formed between the bottom of the partition wall and the conveyor belt, so that materials can smoothly pass through the gap; meanwhile, due to the fact that the supplied air acts on the space, the cold air sinks, and the high-temperature area can be protected from migrating to the low-temperature area; although a small amount of low temperature diffuses to a high-temperature area, the practice proves that the whole using effect is not influenced.
As shown in figure 3, the manual beef tallow hot pot seasoning cooling process using the sectional type cooling device comprises the following steps:
firstly, rapidly freezing, namely conveying a material to be frozen to a rapid freezing section 11 of a temperature control tunnel 1 through an inlet end 3 at a certain speed by a conveying belt 2, so that the material is rapidly cooled and molded and the hardness of the material is ensured;
step two, freezing at constant temperature, wherein the conveyer belt 2 conveys the material passing through the quick freezing section 11 to the constant-temperature freezing section 12 at a certain speed, so that the overall temperature of the material is reduced to achieve cooling and forming;
and step three, temperature return treatment, namely conveying the material passing through the constant-temperature freezing section 12 to a temperature return freezing section 13 at a certain speed by the conveying belt 2, so that the temperature difference between the surface of the material and the environment is reduced, and condensed water is prevented from being generated.
The material to be frozen is beef tallow hotpot condiment.
Preferably, according to the state and packaging specification of materials (such as beef tallow hot pot seasoning), the working time of each cooling section can be controlled by adjusting the speed of the conveying belt; preferably, the quick freezing time is 15-22 min; the constant temperature cooling time is 15-22 min; the temperature-return treatment time is 30-46 min.
By the method, the beef tallow hot pot seasoning can be quickly cooled, the forming effect and hardness of the hot pot seasoning can be improved, the temperature difference between the surface of the material and the environment can be reduced, and condensed water is prevented from being generated, so that the risk of harmful microorganism breeding during storage or transportation of the finished beef tallow hot pot seasoning is reduced.
The cooling time and the cooling temperature are reasonably controlled, so that the quality of the beef tallow hot pot seasoning cannot be influenced while the beef tallow hot pot seasoning is rapidly cooled and formed.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A sectional type cooling device which characterized in that: comprises that
The temperature control tunnel (1) is provided with an inlet end (3) and an outlet end (4) at two ends respectively; and
the conveying belt (2) penetrates through the temperature control tunnel (1) through an inlet end (3) and an outlet end (4) of the temperature control tunnel (1);
the temperature control tunnel (1) is sequentially divided into a cooling forming section (14) and a temperature return section (13) from the inlet end to the outlet end.
2. The segmented cooling device of claim 1, wherein: the cooling forming section (14) is sequentially divided into a quick freezing section (11) and a constant temperature freezing section (12) from the inlet end (3) of the temperature control tunnel (1);
the wind direction of the rapid freezing section is vertical to the moving direction of the conveying belt to form a cold wind vortex;
and cold air of the constant-temperature cooling section is reversely blown from the tail end, and the moving direction of the cold air forming the constant-temperature cooling section is opposite to that of the conveying belt.
3. The segmented cooling device of claim 1, wherein: the conveying speed of the conveying belt (2) is adjustable.
4. The segmented cooling device of claim 1, wherein: the temperature control range of the quick freezing section (11) is-20 ℃ to-25 ℃.
5. The segmented cooling device of claim 1, wherein: the temperature control range of the constant temperature freezing section (12) is-12 to 18 ℃.
6. The segmented cooling device of claim 1, wherein: the temperature control range of the temperature return section (13) is 0-4 ℃.
7. A cooling process using the segmented cooling device according to any one of claims 1 to 6, comprising the steps of:
s1, rapidly freezing, namely conveying the material to be frozen to a rapid freezing section (11) of the temperature control tunnel (1) through the inlet end (3) at a certain speed by the conveyer belt (2) to rapidly cool and form the material and ensure the hardness of the material;
s2, freezing at constant temperature, conveying the material passing through the quick freezing section (11) to the constant-temperature freezing section (12) by the conveying belt (2) at a certain speed, and reducing the overall temperature of the material to achieve cooling and forming;
s3, temperature return treatment, wherein the conveyer belt (2) conveys the material passing through the constant temperature freezing section (12) to the temperature return freezing section (13) at a certain speed, so that the temperature difference between the surface of the material and the environment is reduced, and condensed water is prevented from being generated.
8. The cooling process according to claim 7, characterized in that: the material to be frozen is beef tallow hotpot condiment.
9. The cooling process according to claim 8, characterized in that: the cooling time of the quick freezing is 15-22 min; the cooling time of constant temperature freezing is 15-22 min; the cooling time of the temperature return treatment is 30-46 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111159598.5A CN113865204A (en) | 2021-09-30 | 2021-09-30 | Sectional type cooling device and cooling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111159598.5A CN113865204A (en) | 2021-09-30 | 2021-09-30 | Sectional type cooling device and cooling process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113865204A true CN113865204A (en) | 2021-12-31 |
Family
ID=79001065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111159598.5A Pending CN113865204A (en) | 2021-09-30 | 2021-09-30 | Sectional type cooling device and cooling process |
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| CN (1) | CN113865204A (en) |
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| TWM316379U (en) * | 2007-02-15 | 2007-08-01 | Ying-Jr Liau | Improved structure of ultra-low temperature tunnel-type quick freezing system |
| CN201016542Y (en) * | 2007-03-14 | 2008-02-06 | 廖英志 | Construction improvement for ultralow-temperature tunnel type quick refrigerating system |
| US20120067066A1 (en) * | 2010-09-20 | 2012-03-22 | Conagra Foods Lamb Weston, Inc. | Freeze tunnel and methods of use |
| CN106839730A (en) * | 2017-03-07 | 2017-06-13 | 江苏牧羊控股有限公司 | A kind of belt drying cooler |
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| CN109798756A (en) * | 2019-01-29 | 2019-05-24 | 安徽省钗源苦荞麦制品有限责任公司 | A kind of tartary buckwheat product processing device facilitating operation |
| CN210718295U (en) * | 2019-10-16 | 2020-06-09 | 四川畅享食品有限公司 | Cooling and shaping table for hotpot condiment |
| CN210952060U (en) * | 2019-09-26 | 2020-07-07 | 四川省成都红灯笼食品有限公司 | Hot pot seasoning refrigerating system |
| CN111912155A (en) * | 2020-06-17 | 2020-11-10 | 西安交通大学 | Alternative air supply tunnel type refrigerating device |
-
2021
- 2021-09-30 CN CN202111159598.5A patent/CN113865204A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM316379U (en) * | 2007-02-15 | 2007-08-01 | Ying-Jr Liau | Improved structure of ultra-low temperature tunnel-type quick freezing system |
| CN201016542Y (en) * | 2007-03-14 | 2008-02-06 | 廖英志 | Construction improvement for ultralow-temperature tunnel type quick refrigerating system |
| US20120067066A1 (en) * | 2010-09-20 | 2012-03-22 | Conagra Foods Lamb Weston, Inc. | Freeze tunnel and methods of use |
| CN106839730A (en) * | 2017-03-07 | 2017-06-13 | 江苏牧羊控股有限公司 | A kind of belt drying cooler |
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| CN111912155A (en) * | 2020-06-17 | 2020-11-10 | 西安交通大学 | Alternative air supply tunnel type refrigerating device |
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