CN112856893A - Low-temperature living body refrigeration equipment - Google Patents
Low-temperature living body refrigeration equipment Download PDFInfo
- Publication number
- CN112856893A CN112856893A CN202110356219.5A CN202110356219A CN112856893A CN 112856893 A CN112856893 A CN 112856893A CN 202110356219 A CN202110356219 A CN 202110356219A CN 112856893 A CN112856893 A CN 112856893A
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- Prior art keywords
- freezing
- micro
- protection
- low temperature
- refrigerating unit
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Links
- 238000005057 refrigeration Methods 0.000 title claims description 23
- 238000007710 freezing Methods 0.000 claims abstract description 45
- 230000008014 freezing Effects 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims description 11
- 239000003507 refrigerant Substances 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 description 6
- 210000000805 cytoplasm Anatomy 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 3
- 210000000170 cell membrane Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000013305 food Nutrition 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011555 saturated liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000002977 intracellular fluid Anatomy 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- 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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a low-temperature living body freezing device, wherein one end of a micro-freezing box body is connected with an electric operation cabinet, the other end of the micro-freezing box body is connected with a refrigerating unit through a micro-freezing liquid circulation pipeline, the other end of the refrigerating unit is electrically connected with the electric operation cabinet, and the micro-freezing box body, the electric operation cabinet and the refrigerating unit are all provided with safety protection in the micro-freezing liquid circulation pipeline.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to low-temperature living body refrigeration equipment.
Background
Food products are composed of numerous cells, and proteins, sugars, inorganic salts, and the like are present in cytoplasm (intracellular fluid) and intercellular substance (fluid between cells), and the concentration of cytoplasm is higher than that of intercellular substance. When the outside temperature is lowered to the freezing point of the intercellular substance, a large number of fine ice crystals are generated in the intercellular substance, when the temperature is further lowered to the freezing point of the cytoplasm, ice crystals are also generated in the cytoplasm, and the size and distribution of the ice crystals generated in the food are related to the passing through the maximum ice crystal generation area. The shorter the time it takes to pass through the region of maximum ice crystal generation, the less pressure differential the cell membrane is subjected to and the less cells are destroyed. An obvious disadvantage of conventional freezing is that the time for passing through the maximum ice crystal generation region is relatively long, so that unbalanced pressure difference is inevitably generated inside and outside the cell membrane, the cell membrane is damaged, and the nutrition loss after thawing is caused.
Disclosure of Invention
The present invention is directed to a low temperature living body freezing apparatus to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a low temperature live body refrigeration plant, is including freezing the box a little, the electrical operation cabinet, refrigerating unit, freezes liquid circulating line a little, it links to each other with the electrical operation cabinet to freeze box one end a little, and the other end links to each other with refrigerating unit through freezing liquid circulating line a little, the refrigerating unit other end and electrical operation cabinet electrical connection, all be provided with safety protection in freezing the box a little, the electrical operation cabinet, refrigerating unit, freezing liquid circulating line a little.
Preferably, the refrigerating unit sets up to the box structure, including the backup pad, the backup pad is provided with 2, and installs the roof perpendicularly at the top, the bottom plate is installed to the backup pad bottom, the bottom plate is on a parallel with the roof, vertically install 2 baffles between the backup pad inboard, baffle and roof upper surface, the equal vertical fixation of bottom plate lower surface link to each other, bottom plate lower surface mounting has the fixing base, be provided with the front and back board between the baffle, be provided with the vent on the front and back board.
Preferably, a refrigeration compressor, a condenser, an evaporator and a throttling mechanism are arranged in the refrigeration unit box body, one end of the refrigeration compressor is connected with the condenser, the other end of the refrigeration compressor is connected with the evaporator, and two ends of the throttling mechanism are respectively connected with the condenser and the evaporator.
Preferably, the refrigeration compressor is a 25HP single-machine double-stage, the condenser is an air-cooled condenser, the evaporator is a shell-and-tube heat exchanger, and the throttling mechanism is provided with a capillary tube and an external balance type thermal expansion valve.
Preferably, the refrigerant in the refrigeration unit is R404A.
Preferably, be provided with ac contactor, thermal overload relay, PLC control module, touch-sensitive screen in the electrical operation cabinet, ac contactor, thermal overload relay all adopt LS to produce electricity or just tai, PLC control module, touch-sensitive screen are the country-made.
Preferably, the fresh-keeping liquid content in the micro-freezing box body is 1.5 tons, and the freezing temperature can be set to be-25 to-35 ℃.
Preferably, the safety protection includes leakage protection, overload protection, overpressure and reverse phase protection, refrigerant abnormity protection, compressor overtemperature protection, ultrahigh pressure safety valve protection and the like.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention is used by mutually connecting and matching the micro-freezing box body, the electric operation cabinet, the refrigerating unit and the micro-freezing liquid circulating pipeline, has high-efficiency and energy-saving effects, is stable and reliable in operation, compact in installation structure, can realize intelligent control, can be widely applied to quick-freezing processing of aquatic products, meat and fruits and vegetables, and has less nutrition loss in frozen products.
(2) The refrigeration compressor is a 25HP single machine two-stage compressor, and the equipment is stable in operation, efficient and energy-saving.
(3) According to the invention, the alternating current contactor, the thermal overload relay, the PLC control module, the touch screen and the alternating current contactor are arranged in the electrical operation cabinet, the thermal overload relay adopts LS to generate electricity or Zhengtai, the PLC control module and the touch screen are made in China, the quality is stable, the performance is reliable, the touch screen is used for displaying, the operation is simple, and the use is convenient.
(4) The invention utilizes the connection of the micro-freezing box body, the electric operation cabinet, the refrigerating unit and the micro-freezing liquid circulating pipeline, so that the freezing capacity of the equipment is 200 kg/h, the working condition input power is 35kw, and the running current is 70A.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the external configuration of the refrigeration unit of the present invention;
FIG. 3 is a schematic view of the internal structure of the refrigeration unit of the present invention;
fig. 4 is a schematic structural view of the electrical operation cabinet of the present invention.
In the figure: 1. the micro-freezing box comprises a micro-freezing box body, 2, an electric operation cabinet, 3, a refrigerating unit, 4, a micro-freezing liquid circulating pipeline, 5, a top plate, 6, a bottom plate, 7, a baffle plate, 8, a front plate, a rear plate, 9, a ventilation opening, 10, a refrigerating compressor, 11, a condenser, 12, an evaporator, 13, a throttling mechanism, 14, an alternating current contactor, 15, a thermal overload relay, 16, a PLC (programmable logic controller) control module, 17, a touch screen, 18, a supporting plate, 19 and a fixed seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a low temperature live body refrigeration plant, includes that the box is frozen a little 1, electrical operation cabinet 2, refrigerating unit 3, freezes liquid circulating line 4a little, freezes 1 one end of box and links to each other with electrical operation cabinet 2 a little, and the other end freezes liquid circulating line 4a little and links to each other with refrigerating unit 3 a little, and the 3 other end of refrigerating unit and electrical operation cabinet 2 electrical connection freeze the box 1 a little, and electrical operation cabinet 2, refrigerating unit 3 all are provided with safety protection in freezing liquid circulating line 4a little.
Refrigerating unit 3 sets up to the box structure, including backup pad 18, backup pad 18 is provided with 2, and the top installs roof 5 perpendicularly, bottom plate 6 is installed to backup pad 18 bottom, bottom plate 6 is on a parallel with roof 5, vertically install 2 baffle 7 between the 18 inboards of backup pad, baffle 7 and roof 5 upper surface, the equal vertical fixation of bottom plate 6 lower surface links to each other, 6 lower surface mounting of bottom plate has fixing base 19, be provided with front and back board 8 between the baffle 7, be provided with vent 9 on the front and back board 8, 3 box insides of refrigerating unit are provided with compressor 10, condenser 11, evaporimeter 12, throttle mechanism 13, 10 one end of compressor links to each other with condenser 11, the other end links to each other with evaporimeter 12, throttle mechanism 13 both ends respectively with condenser 11, evaporimeter 12.
The refrigeration compressor 10 is a 25HP single-machine two-stage, the condenser 11 is an air-cooled condenser, the evaporator 12 is a shell-and-tube heat exchanger, the throttling mechanism 13 is provided with a capillary tube and an external balance type thermal expansion valve, and the refrigerant in the refrigeration unit 3 is R404A.
Be provided with ac contactor 14 in the electrical operation cabinet 2, thermal overload relay 15, PLC control module 16, touch-sensitive screen 17, ac contactor 14, thermal overload relay 15 all adopt LS to produce electricity or just tai, PLC control module 16, touch-sensitive screen 17 are the country-made.
The fresh-keeping liquid loading in the micro-freezing box body 1 is 1.5 tons, and the freezing temperature can be set to be-25 to-35 ℃.
The safety protection comprises leakage protection, overload protection, overpressure and reverse phase protection, refrigerant abnormity protection, compressor overtemperature protection, ultrahigh pressure safety valve protection and the like.
The using method comprises the following steps: the equipment of the invention is mainly composed of a micro-freezing box body 1, an electric operation cabinet 2, a refrigerating unit 3 and a micro-freezing liquid circulating pipeline 4, wherein the refrigerating unit 3 has the functions of high efficiency, low noise and energy level adjustment, in the using process, a refrigerant in the refrigerating unit 3 is compressed by a refrigerating compressor 10, low-temperature and low-pressure gas is changed into high-temperature and high-pressure gas, the high-temperature and high-pressure gas is cooled by exchanging heat in a condenser 11 and is changed into normal-temperature and high-pressure liquid, the part of normal-temperature and high-pressure liquid is filtered and dried by a drying filter and enters an expansion valve (or a capillary tube) in a throttling mechanism 13 for gas expansion, so that the mixture of the normal-temperature and high-pressure gas and liquid is changed into low-temperature and.
The low-temperature low-pressure refrigerant saturated liquid exchanges heat with surrounding media in the evaporator 12, so that the heat medium is cooled to become a cold medium, the refrigerant saturated liquid is changed into low-temperature low-pressure gas to enter the compressor for compression, a refrigeration cycle is formed, goods are frozen, the loss of nutrients in the goods is less, in the operation process of the equipment, the PLC has multiple automatic control functions of fault diagnosis, energy level management, motor protection and the like, the efficient operation of the unit is ensured, the full Chinese touch screen display is simple to operate and convenient to use, a remote monitoring module can be selected and matched, the networking of the unit can be realized, computers or other mobile equipment can be used at any time and any place to log in a remote monitoring platform through the internet, and the unit can be remotely monitored through the platform.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a low temperature live body refrigeration plant, includes the box (1) that freezes a little, electrical operation cabinet (2), refrigerating unit (3), and frozen liquid circulating line (4), its characterized in that a little: the micro-freezing box is characterized in that one end of the micro-freezing box body (1) is connected with the electric operation cabinet (2), the other end of the micro-freezing box body is connected with the refrigerating unit (3) through a micro-freezing liquid circulating pipeline (4), the other end of the refrigerating unit (3) is electrically connected with the electric operation cabinet (2), and safety protection is arranged in the micro-freezing box body (1), the electric operation cabinet (2), the refrigerating unit (3) and the micro-freezing liquid circulating pipeline (4).
2. A low temperature live freezing apparatus according to claim 1, wherein: refrigerating unit (3) set up to the box structure, including backup pad (18), backup pad (18) are provided with 2, and the top installs roof (5) perpendicularly, bottom plate (6) are installed to backup pad (18) bottom, bottom plate (6) are on a parallel with roof (5), vertically install 2 baffle (7) between backup pad (18) inboard, baffle (7) and roof (5) upper surface, the equal vertical fixation of bottom plate (6) lower surface links to each other, bottom plate (6) lower surface mounting has fixing base (19), be provided with front and back board (8) between baffle (7), be provided with vent (9) on front and back board (8).
3. A low temperature live freezing apparatus according to claim 1, wherein: the refrigerator set (3) is characterized in that a refrigeration compressor (10), a condenser (11), an evaporator (12) and a throttling mechanism (13) are arranged inside a box body of the refrigeration unit (3), one end of the refrigeration compressor (10) is connected with the condenser (11), the other end of the refrigeration compressor is connected with the evaporator (12), and two ends of the throttling mechanism (13) are respectively connected with the condenser (11) and the evaporator (12).
4. A low temperature live freezing apparatus according to claim 1, wherein: the refrigerating compressor (10) is a 25HP single-machine double stage, the condenser (11) is an air-cooled condenser, the evaporator (12) is a shell-and-tube heat exchanger, and the throttling mechanism (13) is provided with a capillary tube and an external balance type thermostatic expansion valve.
5. A low temperature live freezing apparatus according to claim 1, wherein: the refrigerant in the refrigerating unit (3) is R404A.
6. A low temperature live freezing apparatus according to claim 1, wherein: be provided with ac contactor (14), thermal overload relay (15), PLC control module (16), touch-sensitive screen (17) in electrical operation cabinet (2), ac contactor (14), thermal overload relay (15) all adopt LS to produce electricity or just tai, PLC control module (16), touch-sensitive screen (17) are the country-made.
7. A low temperature live freezing apparatus according to claim 1, wherein: the fresh-keeping liquid in the micro-freezing box body (1) is 1.5 tons, and the freezing temperature can be set to be-25 to-35 ℃.
8. A low temperature live freezing apparatus according to claim 1, wherein: the safety protection comprises leakage protection, overload protection, overpressure and reverse phase protection, refrigerant abnormity protection, compressor overtemperature protection, ultrahigh pressure safety valve protection and the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356219.5A CN112856893A (en) | 2021-04-01 | 2021-04-01 | Low-temperature living body refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356219.5A CN112856893A (en) | 2021-04-01 | 2021-04-01 | Low-temperature living body refrigeration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112856893A true CN112856893A (en) | 2021-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110356219.5A Pending CN112856893A (en) | 2021-04-01 | 2021-04-01 | Low-temperature living body refrigeration equipment |
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| Country | Link |
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| CN (1) | CN112856893A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236245A (en) * | 2013-10-21 | 2014-12-24 | 宁波市农业科学研究院 | Energy saving control system for precooling cold store |
| CN104676933A (en) * | 2015-01-19 | 2015-06-03 | 合肥华凌股份有限公司 | Refrigerating equipment |
| CN105280064A (en) * | 2015-11-10 | 2016-01-27 | 朱永迪 | Automatic control experiment cabinet |
| CN105640164A (en) * | 2015-12-30 | 2016-06-08 | 西安交通大学 | Ice storage cold fresh display cabinet |
| CN108895744A (en) * | 2018-06-28 | 2018-11-27 | 南京美泰环境科技有限公司 | One kind is for the large-scale refrigerating plant of factory products storage |
| CN209495507U (en) * | 2018-09-22 | 2019-10-15 | 苏州福柯思电气有限公司 | A kind of defrosting control device for cold storage refrigerating system |
-
2021
- 2021-04-01 CN CN202110356219.5A patent/CN112856893A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236245A (en) * | 2013-10-21 | 2014-12-24 | 宁波市农业科学研究院 | Energy saving control system for precooling cold store |
| CN104676933A (en) * | 2015-01-19 | 2015-06-03 | 合肥华凌股份有限公司 | Refrigerating equipment |
| CN105280064A (en) * | 2015-11-10 | 2016-01-27 | 朱永迪 | Automatic control experiment cabinet |
| CN105640164A (en) * | 2015-12-30 | 2016-06-08 | 西安交通大学 | Ice storage cold fresh display cabinet |
| CN108895744A (en) * | 2018-06-28 | 2018-11-27 | 南京美泰环境科技有限公司 | One kind is for the large-scale refrigerating plant of factory products storage |
| CN209495507U (en) * | 2018-09-22 | 2019-10-15 | 苏州福柯思电气有限公司 | A kind of defrosting control device for cold storage refrigerating system |
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Application publication date: 20210528 |