CN111102794A - Refrigeration temperature control type goods shelf - Google Patents
Refrigeration temperature control type goods shelf Download PDFInfo
- Publication number
- CN111102794A CN111102794A CN201911317221.0A CN201911317221A CN111102794A CN 111102794 A CN111102794 A CN 111102794A CN 201911317221 A CN201911317221 A CN 201911317221A CN 111102794 A CN111102794 A CN 111102794A
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- China
- Prior art keywords
- refrigeration
- goods
- air supply
- goods shelves
- temperature
- Prior art date
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 59
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 239000003507 refrigerant Substances 0.000 claims abstract description 8
- 238000002955 isolation Methods 0.000 claims abstract description 3
- 238000003860 storage Methods 0.000 claims description 31
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000010410 layer Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 7
- 239000011229 interlayer Substances 0.000 description 3
- 238000000429 assembly Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000011232 storage material Substances 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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
-
- 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
-
- 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
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention relates to a refrigeration and temperature control type goods shelf, which comprises upright posts, a middle support and a top support, wherein the upright posts, the middle support and the top support form a goods shelf main body; the fan has been arranged to the bottom space of goods shelves main part, the refrigeration coil pipe, the valve plate subassembly, the refrigerant lets in the valve plate subassembly and throttles into low temperature low pressure gas-liquid two-phase state, it evaporates to get into the refrigeration coil pipe again, the stand is sent into by the fan to the reduction of temperature behind the return air through the refrigeration coil pipe in the goods shelves, cold wind sends the support to respectively through the air supply stand, inside air supply aperture and the jet orifice that the rethread supported the lower surface send to goods shelves, make the inside air supply of goods shelves even and goods shelves both sides form the air curtain and carry out the temperature isolation, the inside air supply circulation of goods shelves carries.
Description
Technical Field
The invention relates to goods storage of a refrigeration house, in particular to a refrigeration and temperature control type goods shelf.
Background
At present, the goods shelves for the general freezer are formed by the stainless steel welding, and simple structure only plays the support and bears the weight of the effect, and the goods is stacked and can influence each other on goods shelves and transfer heat, and the storage effect is not good. The goods shelves are placed in the whole refrigeration house, and due to uneven distribution of the temperature in the refrigeration house, the storage period of goods can be seriously influenced in a local over-high temperature area. In addition, the temperature in the refrigeration house can only be maintained, and goods with different optimal storage temperatures cannot be effectively distinguished.
At present, some cold stores use cold-transfer goods shelves, the beams and the columns of which are provided with airflow channels for introducing cold air, and the support beams adopt heat transfer conduits and fins are added on the conduits to transfer low temperature to goods; some cold storages adopt cold storage type goods shelves, the goods shelves are formed by welding hollow sections, and cold storage agent is directly injected into the sections to keep the low-temperature conduction environment of the goods shelves. Although the storage effect promotes to some extent, adopt heat-conduction mode efficiency lower, can not solve the goods and receive cold even problem to goods inside temperature is uncontrollable, can not keep apart with ambient temperature, can not solve the problem of temperature subregion. The display cabinet for the supermarket has a refrigeration function, and an air supply mode is adopted on each storage layer, but the structure is complex, the goods storage quantity is small, the display cabinet is only suitable for the display function, and the display cabinet is not suitable for the goods storage of the refrigeration house.
Such as a cold storage type movable shelf (patent publication No. CN 109431172A), a cold transfer shelf (authorization publication No. CN 204535269U), a cold transfer shelf (authorization publication No. CN 202660846U), an assembled refrigeration shelf (application publication No. CN 104739098A), etc. All the devices do not have refrigeration efficiency and cannot realize temperature partition controllability.
Disclosure of Invention
In order to ensure that the internal temperature of the goods shelf is uniform and can be independently controlled, and the storage period and the storage quality of goods in a refrigeration house are improved, the invention provides a refrigeration temperature-controlled goods shelf, wherein an air supply interlayer and an air supply hole plate structure are adopted in the goods shelf, so that the internal air supply is uniform, and the temperature fluctuation is reduced; and the air curtain formed on the two sides isolates the internal temperature of the goods shelf from the internal ambient temperature in the warehouse, so that independent temperature control is realized, the requirements of different stored goods are met, and the goods storage period can be greatly prolonged.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a refrigeration accuse temperature type goods shelves, includes stand, intermediate strut, top layer support, stand and intermediate strut and top layer support constitution goods shelves main part, its characterized in that: the upright posts, the middle supports and the top supports adopt a hollow sandwich structure as an air supply channel, small holes are formed in the lower surface of each supporting layer to form a hole plate air supply structure layer in the goods shelf, and jet holes are formed in the outer side of the hole plate air supply structure layer; the utility model discloses a shelf for refrigerator, including goods shelves main part, the fan has been arranged to the bottommost space of goods shelves main part, the refrigeration coil pipe, the valve plate subassembly, the refrigerant lets in the valve plate subassembly and throttles into low temperature low pressure gas-liquid two-phase state, it evaporates to get into the refrigeration coil pipe again, the stand is sent into by the fan to the reduction of temperature behind the return air through the refrigeration coil pipe in the goods shelves, cold wind sends to the support respectively through the air supply stand, inside air supply aperture and the jet orifice that the rethread supported the lower surface send to goods shelves, make the inside air supply of goods shelves even and goods shelves both sides form the air curtain and carry.
Furthermore, the upright posts, the middle supports and the top supports adopt hollow sections of round pipes or square pipes or oval pipes as frames.
Furthermore, the open area of the jet hole is larger than that of the inner small hole, so that the air quantity can be increased, and meanwhile, the jet device is arranged at the outlet of the jet hole, so that the air speed can be improved to form jet air curtains on two sides of the goods shelf.
Furthermore, a path of refrigerant provided by the refrigeration house compression condensing unit is introduced into a goods shelf valve plate, enters the coil pipe after throttling, evaporates and cools return air in the goods shelf introduced by the fan, and provides cold energy for the goods shelf;
further, independent compressor unit spare is arranged to the goods shelves and is replaced freezer compression condensing unit to supply liquid, accomplishes independent refrigeration cycle in goods shelves inside.
The invention has the beneficial effects that:
the refrigeration and temperature control type goods shelf can supply cold to the interior of the goods shelf through the air supply channel and the pore plate, so that the air supply in the storage space of the goods shelf is ensured to be uniform, and the temperature fluctuation in the interior of the goods shelf can be maintained within +/-1 ℃; the two sides jet air supply formed by the jet small holes effectively isolates the internal temperature of the goods shelf from the internal environment temperature of the refrigeration house, the internal temperature of the goods shelf and the internal environment temperature difference of the refrigeration house can be controlled to be about 3-5 ℃, and the goods shelf has a refrigerating function and can realize the free adjustment of the internal storage temperature of the goods shelf.
Drawings
FIG. 1 is a schematic view of a refrigeration and temperature control type shelf structure of the present invention;
FIG. 2 is a top layer support of the view of FIG. 1;
FIG. 3 is a cross-sectional view of the intermediate support taken along line B-B of FIG. 1;
FIG. 4 is a front view of a shelf top layer supporting air supply holes and jet holes;
FIG. 5 is a cross-sectional view taken along A-A of FIG. 4;
FIG. 6 is a front view of a shelf middle support air supply hole and a jet hole;
FIG. 7 is a cross-sectional view taken along A-A of FIG. 6;
FIG. 8 is a schematic view of a shelf with an independent refrigeration function with the addition of a compressor;
fig. 9 to 10 are schematic views of shelves each having a plurality of compressors, valve plate assemblies, and refrigeration coils, and having different numbers of layers and different sizes.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in fig. 1 to 8, the refrigeration and temperature control type shelf of the present invention is mainly composed of a column 1, a middle support 2, a top support 3, a blast hole 8, a jet hole 4, a valve plate assembly 5, a refrigeration coil 6, a fan 7, and other components. Fig. 4, 5, 6 and 7 are schematic structural diagrams of shelf air supply holes 7 and jet holes 3.
The upright column 1, the middle support 2 and the top support 3 form a shelf main body, and the upright column 1, the middle support 2 and the top support 3 adopt a hollow sandwich structure as an air supply channel or adopt hollow sections such as round tubes, square tubes and elliptical tubes as frames. And the lower surface of each supporting layer is provided with a small hole, as shown in figures 4-7, the outer side of the air supply layer is provided with a jet hole or a jet device. The space at the bottommost layer of the goods shelf is provided with a fan 7, a refrigerating coil 6, a valve plate assembly 5 and other parts, and a liquid outlet pipeline is led out from a compression condensing unit of a cold storage for cold supply, so that the refrigerating function can be independently completed. A liquid outlet pipe led out by a compression condensing unit of a refrigeration house is connected into a valve plate component 5 to be throttled to form a low-temperature low-pressure gas-liquid two-phase state, then the low-temperature low-pressure gas-liquid two-phase state enters a refrigeration coil 6 to be evaporated, the temperature of return air in a storage rack is reduced after passing through the refrigeration coil 6 and then is sent into a stand column 1 by a fan 8, cold air is respectively sent to an intermediate support 2 and a top layer support 3 through an air supply stand column 1, and the cold air is sent to the inside of the storage rack through an air. The air supply holes 8 can guarantee that air supply inside the goods shelf is even, the jet holes 4 can guarantee that air curtains are formed on two sides of the goods shelf to carry out temperature isolation, and air supply circulation inside the goods shelf is to return air through supporting gaps between air supply interlayers.
The goods shelves can be made into different sizes according to goods volume demand, and the different number of storage layers can adopt schemes such as a plurality of compressors, a plurality of fans, a plurality of coil pipes, a plurality of valve plates, satisfy different load requirements in the freezer.
Compared with the shelf structure adopted in the existing stage refrigerator, the refrigeration and temperature control type shelf has the following characteristics:
1) the shelf upright post and the support adopt a hollow interlayer framework and can be used as an air supply channel;
2) a small hole is formed in the lower surface of the supporting layer to form a hole plate air supply structure in the goods shelf;
3) jet holes are formed in the two sides of the lower surface of the supporting layer, the opening area of each jet hole is larger than that of each small hole in the supporting layer, larger air quantity is guaranteed, a jet guiding device is installed to increase the air speed, and jet air curtains are formed on the two sides of the goods shelf;
4) the space of the bottom layer of the goods shelf is provided with a fan, a coil pipe, a valve plate assembly and other parts, a liquid outlet pipe led out from a compression condensing unit for cooling a refrigeration house is led into the valve plate of the bottom layer of the goods shelf, and a refrigerant generates throttling at the valve plate and becomes a low-temperature low-pressure two-phase state and then enters the coil pipe for evaporation to provide cold energy for the goods shelf;
5) the goods shelf can be provided with an independent compressor component, liquid supply of a condensing unit is compressed without a refrigeration house, and independent refrigeration circulation is completed inside the goods shelf;
therefore, compared with the prior art, the refrigeration and temperature control type shelf has the following advantages:
1) the air supply channel, the pore plate and the jet hole are used for supplying cold to the interior of the goods shelf, and the convection cold transfer effect formed in the interior of the goods shelf is far higher than the heat transfer effect;
2) the hole plate air supply can ensure that the air supply in each layer of goods storage space is uniform, the temperature fluctuation in each local storage space of the goods shelf is uniform, and the problem of nonuniform temperature distribution in the refrigeration house is solved;
3) the jet air holes can generate jet effects on two sides of the goods shelf, so that the internal temperature of the goods shelf is effectively isolated from the ambient temperature in the refrigeration house, and a regional temperature difference is formed;
4) the interior of the goods shelf has a refrigeration function, the air supply temperature in the goods shelf can be adjusted through expansion on the valve plate, the storage temperature in the goods shelf can be freely adjusted, and the requirements of different optimal storage temperatures of goods are met;
5) the refrigeration temperature control goods shelf with the independent compressor assembly does not need to be connected with a compression condensing unit of a refrigeration house, can be randomly moved and placed in the refrigeration house, can randomly increase or reduce the number of the goods shelves according to the storage capacity demand, can meet the high-density storage demand of the refrigeration house, and cannot cause excessive mutual influence on heat transfer of goods.
6) The goods shelves can be made into different sizes according to the goods demand, and different storage layers can meet different load requirements in the refrigeration house.
In the invention, a storage rack with an independent refrigerating function can be formed by adding a compressor as shown in fig. 8, and the storage rack with the independent refrigerating function consists of the upright post 1, the middle support 2, the top support 3, the air supply hole 8, the jet hole 7, the compressor 9, the valve plate assembly 5, the refrigerating coil 6, the fan 7 and other parts, wherein a refrigerant circulates in the compressor 9, the valve plate assembly 5 and the refrigerating coil 6 to generate a refrigerating effect, so that the independent refrigeration in the storage rack is realized, and the air supply process is as described above.
The invention can also adopt a goods shelf which is composed of a plurality of compressors, valve plate assemblies and refrigeration coils with different layers and different sizes as shown in figures 9 and 10.
Claims (5)
1. The utility model provides a refrigeration accuse temperature type goods shelves, includes stand, mid-span support, top layer support, stand and mid-span support and top layer support constitute the goods shelves main part, its characterized in that: the upright posts, the middle supports and the top supports adopt hollow sandwich structures as air supply channels, small holes are formed in the lower surface of each supporting layer to form a hole plate air supply structure layer in the goods shelf, and jet holes are formed in the outer sides of the hole plate air supply structure layers; the fan has been arranged to the bottom space of goods shelves main part, the refrigeration coil pipe, the valve plate subassembly, the refrigerant lets in the valve plate subassembly and throttles into low temperature low pressure gas-liquid two-phase state, it evaporates to get into the refrigeration coil pipe again, the stand is sent into by the fan to the reduction of temperature behind the return air through the refrigeration coil pipe in the goods shelves, cold wind sends the support to respectively through the air supply stand, inside air supply aperture and the jet orifice that the rethread supported the lower surface send to goods shelves, make the inside air supply of goods shelves even and goods shelves both sides form the air curtain and carry out the temperature isolation, the inside air supply circulation of goods shelves carries out.
2. The refrigeration and temperature control type shelf according to claim 1, wherein: the upright posts, the middle supports and the top supports adopt hollow profiles of round pipes, square pipes or oval pipes as frames.
3. The refrigeration and temperature control type shelf according to claim 1, wherein: the open area of the jet hole is larger than that of the inner small hole, so that the air quantity can be increased, and meanwhile, the jet device is arranged at the outlet of the jet hole, so that the air speed can be improved to form jet air curtains on two sides of the goods shelf.
4. The refrigeration and temperature control type shelf according to claim 1, wherein: the refrigeration storage compression condensing unit provides one path of refrigerant to be introduced into the goods shelf valve plate, and the refrigerant enters the coil pipe after throttling to evaporate and cool the return air in the goods shelf entering the coil pipe by the fan, so that the cold energy is provided for the goods shelf.
5. The refrigeration and temperature control type shelf according to claim 1, wherein: independent compressor unit replaces freezer compression condensing unit to supply liquid, accomplishes independent refrigeration cycle in goods shelves inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911317221.0A CN111102794A (en) | 2019-12-19 | 2019-12-19 | Refrigeration temperature control type goods shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911317221.0A CN111102794A (en) | 2019-12-19 | 2019-12-19 | Refrigeration temperature control type goods shelf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111102794A true CN111102794A (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911317221.0A Pending CN111102794A (en) | 2019-12-19 | 2019-12-19 | Refrigeration temperature control type goods shelf |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112369871A (en) * | 2020-11-12 | 2021-02-19 | 浙江星星冷链集成股份有限公司 | Refrigerated display cabinet with open-type cabinet opening air return assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005312586A (en) * | 2004-04-28 | 2005-11-10 | Fuji Electric Retail Systems Co Ltd | Open showcase |
| CN202229503U (en) * | 2011-08-16 | 2012-05-23 | 吴家伟 | Multi-hole injection spraying type air distribution device applicable to quick freezing equipment |
| CN204063745U (en) * | 2014-07-01 | 2014-12-31 | 天津市豪威特达科技发展有限公司 | A kind of freezer samming goods carrier |
| CN106595184A (en) * | 2017-01-23 | 2017-04-26 | 天津商业大学 | Micro-porous jet-type fruit and vegetable ice-temperature warehouse |
| CN211823443U (en) * | 2019-12-19 | 2020-10-30 | 中国船舶重工集团公司第七0四研究所 | Refrigeration temperature control type goods shelf |
-
2019
- 2019-12-19 CN CN201911317221.0A patent/CN111102794A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005312586A (en) * | 2004-04-28 | 2005-11-10 | Fuji Electric Retail Systems Co Ltd | Open showcase |
| CN202229503U (en) * | 2011-08-16 | 2012-05-23 | 吴家伟 | Multi-hole injection spraying type air distribution device applicable to quick freezing equipment |
| CN204063745U (en) * | 2014-07-01 | 2014-12-31 | 天津市豪威特达科技发展有限公司 | A kind of freezer samming goods carrier |
| CN106595184A (en) * | 2017-01-23 | 2017-04-26 | 天津商业大学 | Micro-porous jet-type fruit and vegetable ice-temperature warehouse |
| CN211823443U (en) * | 2019-12-19 | 2020-10-30 | 中国船舶重工集团公司第七0四研究所 | Refrigeration temperature control type goods shelf |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112369871A (en) * | 2020-11-12 | 2021-02-19 | 浙江星星冷链集成股份有限公司 | Refrigerated display cabinet with open-type cabinet opening air return assembly |
| CN112369871B (en) * | 2020-11-12 | 2022-02-01 | 浙江星星冷链集成股份有限公司 | Refrigerated display cabinet with open-type cabinet opening air return assembly |
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