CN212133399U - Energy storage row and cold storage type cold chain equipment comprising same - Google Patents
Energy storage row and cold storage type cold chain equipment comprising same Download PDFInfo
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- CN212133399U CN212133399U CN202020144679.2U CN202020144679U CN212133399U CN 212133399 U CN212133399 U CN 212133399U CN 202020144679 U CN202020144679 U CN 202020144679U CN 212133399 U CN212133399 U CN 212133399U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The utility model discloses a cold-storage cold chain equipment of arranging and arranging including this energy storage, energy storage row (1) are including a plurality of energy storage roof beams (11), and energy storage roof beam (11) are including casing (111) and the inside heat transfer portion of casing (111), and casing (111) are injectd and are held the space of energy storage medium, and the inside energy storage medium in space carries out the heat exchange with heat transfer portion, and energy storage roof beam (11) connect into whole through the fixed part. The design of the energy storage row enables the energy storage medium to be divided into a plurality of parts by the whole body, so that the heat exchange area is increased, and the energy storage speed of the energy storage medium is accelerated.
Description
Technical Field
The utility model relates to a cold chain technical field particularly, relates to an energy storage unit and equipment including this energy storage unit's cold chain.
Background
The energy storage row is widely applied in the technical field of cold chains, and performs heat exchange with a storage space through the energy storage row in a refrigeration house or a heat insulation container, so that the effect of adjusting the temperature of the storage space is achieved. Most of energy storage rows manufactured and used in the current market are aluminum tube units formed by single tubes or one or more heat exchange fins, the heat exchange area of the aluminum tube rows can be enough during theoretical calculation, but in the actual use of a refrigeration house or a heat preservation container, the cold storage speed is not uniform, the cold storage efficiency is low, the temperature of a storage space cannot be adjusted in time, and the corrosion of goods is easily caused.
For example, the aluminum alloy finned tube and the heat exchange device thereof disclosed in chinese patent application No. CN201420335971.7, the aluminum alloy finned tube includes at least two aluminum tubes and fins connected between two adjacent aluminum tubes, and the fins are in a flat plate structure; the aluminum pipe is a round pipe with a smooth inner surface or an internal thread, and the heat exchange device has the effect of adjusting the temperature of the storage space. However, the heat exchange device has low heat exchange efficiency, cannot supplement cold for the refrigeration house in time, and cannot effectively ensure the quality of goods.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a new structural form of an energy storage system, which comprises a plurality of energy storage beams, and the energy storage system enables an energy storage medium to complete energy storage in a short time.
In order to realize the above-mentioned purpose, according to the utility model discloses an aspect, the energy storage is arranged including many energy storage roof beams, and the energy storage roof beam includes casing and the inside heat transfer portion of casing, and the space that holds the energy storage medium is injectd to the casing, and the inside energy storage medium in space carries out the heat exchange with heat transfer portion, and a plurality of energy storage roof beams pass through the fixed part and connect into whole. The design of the energy storage row enables the energy storage medium to be divided into a plurality of parts by the whole body, so that the heat exchange area is increased, and the energy storage speed of the energy storage medium is accelerated. The energy storage beams penetrate together to form an energy storage row, and the energy storage beams are spaced at a certain distance to form an air duct, so that the cold storage of energy storage media of the energy storage beams is accelerated; on the other hand, a plurality of energy storage beams form an energy storage row, so that the energy storage row is convenient to load and unload.
Furthermore, the fixing part is a sleeve between the fixing rod and the energy storage beam and/or a welding point for limiting the position of the energy storage beam on the fixing rod and the fixing rod.
Further, the heat exchanging part is a fin arranged on the side wall of the shell in the height direction. The design of the short fin can meet the requirement of the energy storage beam on thin thickness, and the short fin transmits the cold energy of the external environment to the energy storage medium in the shell.
Further, the fin is provided on at least one side of the height direction side wall inside the housing. The fins inside the energy storage beam increase the heat exchange area of the energy storage medium and an external cold source, can be arranged on one side face of the shell in the height direction, can also be arranged on two side faces of the shell in the height direction, and further promote the energy storage medium to complete cold storage when arranged on the two side faces of the shell in the height direction.
Further, the fins are linear or arc-shaped fins. The linear fins have the advantages of convenient processing and lower cost, and the arc fins have the advantage of further increasing the heat exchange speed with the energy storage medium in the shell.
Furthermore, the energy storage beam further comprises at least one pipeline, and the pipeline is at least partially arranged inside the shell. The energy storage beam can also be designed to comprise at least one pipeline, and the pipeline can be completely positioned in the shell or partially positioned in the shell. The inside circulation of pipeline is refrigeration medium, and refrigeration medium carries out the heat exchange with the energy storage medium.
Further, the tube includes straight or arcuate fins extending radially outwardly. The straight line type or arc type fins outside the pipeline accelerate the heat exchange between the refrigerating medium and the energy storage medium.
Further, the outer surface of the shell is provided with a heat dissipation part. The heat dissipation part arranged outside the energy storage row shell accelerates the energy of the energy storage row to be diffused into the storage space.
The utility model discloses an on the other hand provides a cold-storage cold chain equipment, arrange including any one kind of energy storage in the above, the energy storage is arranged and is installed inside cold-storage cold chain equipment, equips for cold-storage cold chain and provides cold volume source.
Further, the cold storage type cold chain equipment is any one of a cold storage type refrigerator, a cold storage type goods shelf, a cold storage type heat preservation box and a cold storage type tray. The size of the energy storage row is determined according to application equipment and scenes, and different energy storage rows are used in different equipment and application scenes. The energy storage row is arranged at the top end of the refrigeration house, so that the common refrigeration house can be changed into a cold storage type refrigeration house; the energy storage row is placed on a goods shelf of a refrigeration house, and the goods shelf can be transformed into a cold storage goods shelf; the energy storage is discharged and placed in a heat insulation container or a small-sized heat insulation box, and the heat insulation container can be transformed into a cold storage type heat insulation box; the energy storage is discharged and placed in the tray, and the tray can be transformed into a cold storage tray and the like. Energy storage rows are added into the traditional logistics equipment, and the traditional logistics equipment is transformed into cold storage type cold chain equipment. The energy storage row is arranged in the cold storage type cold chain equipment, so that the cold storage type cold chain equipment is separated from a power supply to maintain a cold storage environment, a power source is not required to be arranged, passive refrigeration of the cold storage type cold chain equipment is realized, the operation safety of the cold storage type cold chain equipment is obviously improved, and artificial interference refrigeration is avoided. And the energy storage medium adopted by the energy storage device has high energy storage density, high latent heat value, no toxicity, no corrosion, no pollution, safe use, no flammability and explosion, stable cycle performance and long service cycle. And other structures in the energy storage row and the cold storage type cold chain equipment are mechanically connected, so that the cold storage type cold chain equipment is convenient to maintain and transport cost is low.
Furthermore, the cold accumulation type cold chain equipment comprises an air cooling unit, and the air cooling unit blows cold air to flow to the energy storage row. The energy storage row is arranged in front of an air outlet of the air cooling unit, the air channel between the energy storage beams accelerates the cold storage of energy storage media of the energy storage beams, and meanwhile, the air channel formed by the energy storage beams can guide the air of the air cooling unit to reach a farther place of the cold chain equipment.
Use the technical scheme of the utility model, can provide the energy storage row that comprises a plurality of energy storage roof beams and the cold-storage cold chain equipment of arranging including this energy storage. The design that the energy storage row comprises a plurality of energy storage beams enables the energy storage medium to be integrally divided into a plurality of parts, so that the heat exchange area is increased, and the energy storage speed of the energy storage medium is accelerated. And a plurality of wind channels can be formed by the plurality of energy storage beams, so that the cold accumulation of the energy storage row is further accelerated. Through adding the energy storage row in equipping for traditional commodity circulation, reform transform it into cold-storage formula cold chain equipment, the cold-storage can accomplish the peak clipping and fill the millet, balances power consumption pressure round clock.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to constitute an undue limitation on the invention. In the drawings:
FIG. 1 is a diagram of an energy storage bank according to an embodiment of the present invention; and
fig. 2 is an axonometric view of an energy storage beam according to an embodiment of the energy storage bank of the present invention;
fig. 3 is a cross-sectional view of an energy storage beam according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a second energy storage beam according to an embodiment of the present invention;
FIG. 5 is a cold storage shelf view;
fig. 6 is a view of the cold storage type heat insulation box.
Wherein the figures include the following reference numerals:
1: energy storage bank, 11: energy storage beam, 111: a housing, 112: fin, 113: pipe, 114: a heat dissipating section;
12: and (5) fixing the rod.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The present invention is described in further detail below with reference to specific examples, which should not be construed as limiting the scope of the invention as claimed.
The utility model discloses a 1 can be installed inside the equipment of the full flow of cold chain transportation that needs refrigeration and heat preservation, arranges 1 through adding the energy storage in equipping for traditional commodity circulation, is transformed into cold-storage cold chain with it and equips. The energy storage row 1 is used for adjusting the internal temperature of the cold storage type cold chain equipment by releasing the cold energy stored by the energy storage row. According to the difference of the requirement on the environment temperature in the transportation process, the energy storage row 1 can store cold or heat, and the energy storage row 1 releases the stored energy to the cold storage type cold chain equipment so as to meet the temperature requirement of the transported articles.
As shown in fig. 1, the energy storage bank 1 includes a plurality of energy storage beams 11, the energy storage beams 11 include a shell 111 and a heat exchange portion inside the shell 111, and the heat exchange portion in the first embodiment of the energy storage bank 1 is a fin 112 disposed inside the shell 111 and parallel to the width direction of the shell 111. The housing 111 defines a space for accommodating an energy storage medium, and the energy storage medium inside the space exchanges heat with the fins 112. The energy storage beam 11 is provided with a through hole. The energy storage beams 11 are integrated by adopting a fixed rod 12 to penetrate through holes on the energy storage beams, so that the energy storage row 1 is formed. The energy storage beams 11 are limited by sleeves to form intervals or the energy storage beams are spaced by spot welding on the fixed rods 12. When the energy storage beams 11 are limited by sleeves, the size of the sleeves is larger than that of the fixed rods 12; when the energy storage beams 11 are limited by spot welding, the energy storage beams 11 are separated by welding spots to form spacing spaces. The design of the energy storage row 1 enables the energy storage medium to be divided into a plurality of parts from the whole body, so that the heat exchange area is increased, and the phase change speed of the energy storage medium is accelerated; on the other hand, the energy storage beams 11 are spaced at a certain distance to form an air duct, so that the cold storage of the energy storage medium of the energy storage beams 11 is accelerated. Moreover, a plurality of energy storage beams 11 form an energy storage row 1, so that the energy storage row 1 can be conveniently assembled and disassembled. The energy storage row releases the stored energy into the cold storage type cold chain equipment so as to meet the requirement of stored articles in the heat preservation equipment, such as freezing and fresh articles or biological products, on the ambient temperature. According to different requirements on the environmental temperature in the transportation process, the storage medium in the energy storage row can store cold or heat.
The energy storage medium in the energy storage bank is a low-temperature phase change material and/or a thermochemical energy storage material, wherein the low-temperature phase change material is one or more of a composite phase change material, an organic phase change material and an inorganic phase change material with a cooling temperature ranging from-200 ℃ to 30 ℃. The composite phase-change material has high energy density, can realize large-scale storage of cold, overcomes the defects of large volume and heavy weight of a conventional sensible heat storage mode by utilizing the advantages of latent heat and constant temperature in a phase-change process, and can provide the cold with constant temperature for a long time. Under a specific application scene, the energy storage material in the energy storage row can adopt composite phase change materials with different temperature ranges, for example, the temperature range is-170 ℃ to-140 ℃, and the composite phase change material is mainly applied to cryogenic storage of liquefied air, liquefied natural gas and the like; the temperature range is-60 ℃ to 0 ℃, and the refrigerator is mainly applied to refrigeration, freezing and mobile cold filling vehicles; the temperature range is 4-26 ℃ and is mainly applied to fresh keeping, vaccine drug cold chain transportation and the like. Other energy storage media, such as high energy density organic phase change materials including paraffins, organic acids, etc.; thermochemical energy storage materials include pure chemical reaction energy storage materials (such as synthesis/decomposition reversible reaction and the like) and chemical adsorption/absorption reaction energy storage materials (such as coordination reaction, hydration reaction and the like).
Fig. 2 is an isometric view of a single energy storage beam 11, the energy storage beam 11 being flat. Fig. 3 is a cross-sectional view of the energy storage beam 11, and it can be seen that fins 112 parallel to the width direction of the housing 111 are arranged inside the housing 111 of the energy storage beam 11, the fins 112 increase the heat exchange area between the energy storage medium and an external cold source, and the design of the short parallel fins 112 can meet the requirement that the energy storage beam 11 has a relatively thin thickness. In fig. 3, short parallel fins 112 are provided on both side surfaces in the height direction of the housing 111, and transfer the cold energy of the external environment to the energy storage medium in the housing 111. In practice, the fin 112 may be provided on one side surface in the height direction of the housing 111. When the fins 112 are disposed on the two side surfaces of the housing 111 in the height direction, the energy storage medium is further promoted to complete cold accumulation, and the cold accumulation speed of the energy storage medium in the housing 111 is more uniform. The short parallel fins 112 in fig. 3 are linear, and in practical use, the fins 112 may also be arc-shaped, the linear fins have the advantages of convenient processing and low cost, and the arc-shaped fins have the advantage of further increasing the phase change speed of the energy storage medium in the housing 111.
The energy storage beams 11 of the energy storage row 1 can be filled with energy storage media with different temperatures according to the temperature interval requirements, the energy storage media with different temperatures can be marked by different colors, the temperature of the energy storage media can be quickly seen when the energy storage beams 11 are made of transparent materials, and if the energy storage beams 11 are made of non-transparent materials, the color of the energy storage media can be marked outside the energy storage beams 11.
In the second embodiment of the energy storage bank 1, the energy storage bank 1 also includes a plurality of energy storage beams 11, the plurality of energy storage beams 11 are also connected into one energy storage bank 1 through fixing rods 12, and the energy storage beams 11 in the second embodiment further include at least one pipeline 113, as shown in fig. 4, the energy storage beams 11 include four pipelines 113, half of each pipeline 113 may be located inside the shell 111, and the other half of each pipeline 113 is located outside the shell 111, a refrigeration medium circulates inside the pipeline 113, the refrigeration medium exchanges heat with the energy storage medium, the pipeline 113 located inside the shell 111 accelerates the cold storage speed of the energy storage medium, and the pipeline 113 located outside the shell of the shell 111 accelerates the speed of releasing the cold energy of the energy storage medium to the storage space. In order to accelerate the heat exchange between the refrigerant medium and the energy storage medium, the tubes comprise straight or curved fins extending radially outwards. In addition to the arrangement of the tubes 113 and the radially outward fins of the tubes 113 in fig. 4, in practical applications, the tubes 113 may be located entirely inside the shell 111, and when the tubes 113 are located half-way inside the shell 111 and half-way outside the shell 111, no fins may be provided outside the tubes 113, or the tubes 113 may be externally finned only inside and/or outside the shell 111. In order to further accelerate the phase change speed of the energy storage medium in the shell 111, the fins can be designed into rough surfaces and can also be provided with through holes; in addition, a honeycomb-shaped substance, such as honeycomb aluminum, for accelerating energy storage of the energy storage medium can be arranged in the energy storage medium in the housing 1.
In the second embodiment, in order to further accelerate the energy of the energy storage bank 1 to be diffused into the storage space, the heat dissipation part 114 is disposed on the outer surface of the housing 111 of the energy storage bank 1, and the shape of the heat dissipation part 114 may be a linear or arc-shaped heat dissipation fin, or a spiral heat dissipation fin, as long as the heat dissipation part can achieve a heat dissipation effect, which is not limited to the form of the heat dissipation fin shown in the drawings.
The size of the energy storage row 1 in the first embodiment and the second embodiment is determined according to application equipment and scenes, and different energy storage rows 1 are used in different equipment and application scenes. The energy storage row 1 can be arranged in cold storage type cold chain equipment which needs refrigeration and heat preservation and is used for the whole cold chain transportation process. The cold accumulation type cold chain equipment can be a cold accumulation type cold storage, a cold accumulation type goods shelf, a cold accumulation type heat preservation box or a cold accumulation type pallet and the like. The energy storage row 1 is arranged at the top end of the refrigeration house, and can convert a common refrigeration house into a cold storage type refrigeration house; fig. 5 shows that the energy storage row 1 is placed on a goods shelf of a refrigeration house, and the goods shelf can be modified into a cold storage goods shelf; fig. 6 shows that the energy storage row 1 is placed in a thermal container or a small-sized thermal container, which can be modified into a cold storage type thermal container; the energy storage row 1 is placed in a tray, and the tray can be transformed into an energy storage type tray and the like. By adding the energy storage row 1 into the traditional logistics equipment, the cold storage type cold chain equipment is improved.
Two modes are installed to the energy storage row: fixed installation or quick assembly and disassembly. The air outlet of the refrigeration house and the top of the goods shelf of the refrigeration house can be fixedly installed. The movable cold chain equipment such as the insulation can, the insulation car and the like can adopt a quick assembling and disassembling type installation mode, if the insulation can or the insulation car is provided with a cold source such as an air cooling unit, the energy storage row can be installed at the top by utilizing the space at the top of an air outlet of the insulation can or the insulation car to form an air duct, so that the energy storage medium in the energy storage row can quickly cool and change phases; if the heat preservation box or the heat preservation vehicle is not provided with a cold source, the stored energy can be discharged into a cold storage or other refrigerating devices to be completely refrigerated and then put into the cold storage, so that cold storage is realized.
Of course, the application scenario of the energy storage bank 1 is not limited to the above-listed ones, and the energy storage bank 1 can be applied to the whole cold chain transportation process requiring refrigeration and heat preservation, such as the whole cold chain transportation process of a source place, a transportation process, a destination, and the like. Common refrigeration is changed into cold accumulation by applying the energy storage row 1, and the cold accumulation can realize peak clipping and valley filling and balance electricity utilization pressure in day and night.
The cold accumulation of energy storage row can be realized through various modes, and the cold storage can be placed into a refrigeration house for refrigeration and can also be realized through air cooling. When the air-cooled cold accumulation is used, an air-cooled unit is required to be arranged in the cold accumulation type cold chain equipment, so that the cold accumulation type cold chain equipment with the unit is formed. The energy storage row 1 is arranged in front of the air outlet, cold air of the air cooling unit blows along the air channel direction formed by the energy storage beam 11, and the cold chain is refrigerated by the internal storage space and is stored for the energy storage medium. The air duct between the energy storage beams 11 accelerates the cold storage of the energy storage media of the energy storage beams 11, and meanwhile, the air duct formed by the energy storage beams 11 can guide the air of the air cooling unit to reach a farther place of the internal storage space of the cold chain equipment.
Use the technical scheme of the utility model, can provide an energy storage including a plurality of energy storage roof beams 11 and arrange 1 with the cold-storage cold chain of arranging 1 including this energy storage and equip the energy storage and arrange 1 including a plurality of energy storage roof beams 11 this kind of design makes the energy storage medium divide into a plurality of parts by whole, has increased heat transfer area for the phase transition speed of energy storage medium, and a plurality of energy storage roof beams 11 of on the other hand can form a plurality of wind channels, have further accelerated the cold-storage of energy storage row 1. And a plurality of energy storage roof beams 11 of energy storage row 1 can the filling energy storage medium of different temperatures, can adjust refrigeration temperature accurately, reduce the goods corruption rate, effectively guaranteed the goods quality. The energy storage medium of the energy storage bar has high cold storage density, high latent heat value, no toxicity, no corrosion, no pollution, safe use, no flammability and explosion, stable cycle performance and long service cycle. And the energy storage row is mechanically connected with other structures in the cold chain equipment, so that the cold chain equipment is convenient to maintain. Through adding the energy storage row 1 in equipping for traditional commodity circulation, reform transform it into cold-storage formula cold chain equipment, the cold-storage can accomplish the peak clipping and fill the millet, balances power consumption pressure round the clock.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. An energy storage bar is characterized in that the energy storage bar (1) comprises a plurality of energy storage beams (11), each energy storage beam (11) comprises a shell (111) and a heat exchange part inside the shell (111), the shell (111) defines a space for containing an energy storage medium, the energy storage medium inside the space exchanges heat with the heat exchange part, and the energy storage beams (11) are connected into a whole through fixing parts.
2. The energy storage bar according to claim 1, characterized in that the fixation is a sleeve between a fixing bar (12) and the energy storage beam (11) and/or a weld on the fixing bar (12) and the fixing bar defining the position of the energy storage beam (11).
3. The energy storage bank according to claim 1, characterized in that the heat exchanging portion is a fin provided on a side wall in a height direction inside the housing (111).
4. The row according to claim 3, characterised in that the fins are provided on at least one side of the internal height-wise side wall of the housing (111).
5. The row according to claim 3, wherein said fins are rectilinear or arcuate fins.
6. The energy storage bank as claimed in claim 1, characterized in that the energy storage beam (11) further comprises at least one pipe (113), the pipe (113) being at least partially arranged inside the housing (111).
7. The row according to claim 6, characterised in that said ducts (113) comprise rectilinear or arcuate fins extending radially outwards.
8. Energy storage bank according to claim 1, characterized in that the outer surface of the housing (111) is provided with heat sinks (114).
9. Cold-storage cold chain equipment, characterized in that it comprises an energy-accumulating bank according to any of claims 1-8, which is mounted inside the cold-storage cold chain equipment.
10. The cold-storage cold chain equipment according to claim 9, wherein the cold-storage cold chain equipment is any one of a cold-storage freezer, a cold-storage shelf, a cold-storage incubator, and a cold-storage tray.
11. A cold-storage cold chain arrangement according to claim 10, comprising an air-cooling unit blowing cold air towards the energy-storage row.
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| CN202020144679.2U CN212133399U (en) | 2020-01-22 | 2020-01-22 | Energy storage row and cold storage type cold chain equipment comprising same |
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| CN202020144679.2U CN212133399U (en) | 2020-01-22 | 2020-01-22 | Energy storage row and cold storage type cold chain equipment comprising same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023176258A1 (en) * | 2022-03-17 | 2023-09-21 | 三菱重工業株式会社 | Regenerative heat exchanger, regenerative heat exchange system, power generation system, and method for operating regenerative heat exchange system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023176258A1 (en) * | 2022-03-17 | 2023-09-21 | 三菱重工業株式会社 | Regenerative heat exchanger, regenerative heat exchange system, power generation system, and method for operating regenerative heat exchange system |
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