CN116136354A - Refrigerating and cold-storage integrated incubator and preparation method thereof - Google Patents

Refrigerating and cold-storage integrated incubator and preparation method thereof Download PDF

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Publication number
CN116136354A
CN116136354A CN202111356701.5A CN202111356701A CN116136354A CN 116136354 A CN116136354 A CN 116136354A CN 202111356701 A CN202111356701 A CN 202111356701A CN 116136354 A CN116136354 A CN 116136354A
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CN
China
Prior art keywords
cold
box body
plate
refrigerating
incubator
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Pending
Application number
CN202111356701.5A
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Chinese (zh)
Inventor
邓玉林
田德振
杨小刚
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Genshu Guangdong Technology Co ltd
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Genshu Guangdong Technology Co ltd
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Priority to CN202111356701.5A priority Critical patent/CN116136354A/en
Publication of CN116136354A publication Critical patent/CN116136354A/en
Pending legal-status Critical Current

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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
    • F25D16/00—Devices using a combination of a cooling mode associated with refrigerating machinery with a cooling mode not associated with refrigerating machinery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • 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
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • F25D23/062—Walls defining a cabinet
    • F25D23/063—Walls defining a cabinet formed by an assembly of panels
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The application relates to a integrative thermostated container of refrigeration cold-storage and preparation method thereof, wherein integrative thermostated container of refrigeration cold-storage includes: the shell comprises an upper box body and a lower box body which are connected in a split mode, wherein the upper box body and the lower box body respectively comprise an inner box chamber and a cooling cavity arranged at the periphery of the inner box chamber; the upper box body and the lower box body are closely arranged to form an integral box chamber of the refrigerating and cold-storage integrated incubator, and the cooling cavities are mutually isolated to form a refrigerating cavity and a cold-storage cavity of the refrigerating and cold-storage integrated incubator respectively. The refrigerating and cold-accumulating integrated incubator provided by the invention can provide cold for the refrigerator chamber through the refrigerating chamber and the cold-accumulating chamber, so that the cold required by refrigerated articles in cold chain storage is ensured, and the cold chain storage time of the refrigerated articles is prolonged. The preparation method of the refrigerating and cold-storage integrated incubator can realize the processing of the thin-wall plate incubator, and ensures the tightness of a refrigerating cavity and a cold-storage cavity in the incubator through a laser welding mode.

Description

Refrigerating and cold-storage integrated incubator and preparation method thereof
Technical Field
The application relates to the technical field of refrigeration equipment, in particular to a refrigeration and cold accumulation integrated incubator and a preparation method thereof.
Background
With the gradual rising of the logistics industry, the requirements on cold chain storage and transportation of medicines are higher and higher, most of the existing thermostats can only cool the articles through ice bags or other cold accumulation blocks, and the cold is not maintained through refrigeration and cold accumulation at the same time, so that the requirements for providing the cold for a long time are met by the refrigerating and cold accumulation integrated thermostats.
Based on the functional requirement of the refrigerating device of the refrigerating and cold-storage integrated incubator, the device is required to simultaneously meet the characteristics of metal manufacture, hollow design in a shape like a Chinese character 'Hui', smooth and beautiful appearance, very thin wall thickness (namely about 0.4-0.6 mm), good tightness and the like, so the production difficulty of the device is very high.
The technology available in the market for splicing by using the welding technology has high requirements on the thickness of metal, namely more than 1mm can be spliced by welding and other modes, but less than 1mm has a great degree of welding-through risk because the wall thickness is too thin, so that the welding technology is difficult to realize by using the metal material lower than 1mm in reality. Meanwhile, if the manufacturing of the device is difficult to realize by adopting metal bending and other technologies, the device is broken at great risk due to the fact that the wall thickness is required to be thin.
Disclosure of Invention
The purpose of this application is to provide a integrative thermostated container of refrigeration cold-storage and preparation method thereof, and this integrative thermostated container of refrigeration cold-storage goes on through refrigerating and cold-storage simultaneously, can effectively guarantee the required cold volume in the storage cold chain.
The manufacturing method of the refrigerating and cold-storage integrated incubator improves the tightness of the refrigerating cavity and the cold-storage cavity of the incubator, can realize the welding of the thin-wall plate, and breaks through the processing bottleneck of the thin-wall plate refrigerating equipment.
To achieve the above object, in a first aspect, the present invention provides a refrigeration and cold accumulation integrated incubator comprising: the shell comprises an upper box body and a lower box body which are connected in a split mode, wherein the upper box body and the lower box body respectively comprise an inner box chamber and a cooling cavity arranged at the periphery of the inner box chamber;
the upper box body and the lower box body are closely arranged to form an integral box chamber of the refrigerating and cold-storage integrated incubator, and the cooling cavities are mutually isolated to form a refrigerating cavity and a cold-storage cavity of the refrigerating and cold-storage integrated incubator respectively.
In an alternative embodiment, the upper case and the lower case have the same shape and are both metal cases in a shape of Chinese character 'hui';
the top of the upper box body is of an open structure, and the bottom of the lower box body is connected with a bottom plate.
In an alternative embodiment, the upper case and the lower case each include an outer wall plate and an inner wall plate that are stacked, an upper frame plate and a lower frame plate are respectively connected between the outer wall plate and the inner wall plate, and the lower frame plate of the upper case and the upper frame plate of the lower case are tightly attached.
In an alternative embodiment, the outer wall plate and the inner wall plate are both square structures and respectively comprise four splicing flat plates, and an opening is arranged between two splicing flat plates.
In an alternative embodiment, a connection baffle is disposed at the opening, and the connection baffle is respectively connected with the outer wall plate and the inner wall plate, and is used for forming a closed chamber of the refrigeration cavity and the cold accumulation cavity.
In an alternative embodiment, through holes are respectively arranged on the upper side and the lower side of the connecting baffle, and a water inlet nozzle and a water return nozzle are connected to the through holes.
In a second aspect, the present invention provides a method for preparing the refrigeration and cold accumulation integrated incubator according to any one of the foregoing embodiments, including the following steps:
cutting the plate to obtain a box body plate;
shaping the box body plate to obtain a weldment;
after welding the weldment by laser, polishing;
and (5) performing tightness test on the refrigerating cavity and the cold accumulation cavity, and completing preparation after the test is qualified.
In an alternative embodiment, the box plate comprises a stainless steel plate having a thickness of 0.4-0.5 mm.
In an alternative embodiment, the box body plates are welded by laser welding.
In an alternative embodiment, the laser welding current is 130-135A and the pulse width is 2.5-5mm 2 The frequency is 15-22kHz, and the composition of the shielding gas is 0.3-0.6Vol percent.
The refrigerating and cold-accumulating integrated incubator can realize the refrigeration and cold accumulation of the incubator, and the refrigerated articles are placed in the incubator chamber of the incubator, and the refrigerating chamber and the cold-accumulating chamber on the outer box body of the incubator chamber respectively provide cold energy for the incubator chamber, so that the cold energy required by the refrigerated articles in cold chain storage is ensured, and the cold chain storage time of the refrigerated articles is prolonged.
The preparation method of the refrigerating and cold-storage integrated incubator can realize the processing of the thin-wall plate incubator, and ensures the tightness of the refrigerating cavity and the cold-storage cavity in the incubator through the laser welding mode.
Additional features and advantages of the present application will be set forth in the detailed description which follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a refrigeration and cold accumulation integrated incubator provided by the application;
fig. 2 is a schematic diagram of a transverse split structure of the refrigeration and cold accumulation integrated incubator provided by the application.
Icon:
1-an upper box body; 2-lower box body; 3-an outer wall plate; 4-inner wall plate; 5-an upper frame plate; 6-a lower frame plate; 7-splicing the flat plates; 8-connecting a baffle; 9-engineering steps; 10-a baffle; 11-through holes; 12-a water inlet nozzle; 13-a backwater nozzle; 14-top corner plate; 15-a bottom plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the embodiments described are some, but not all, of the embodiments of the present application. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
In the description of the present application, it should be noted that, the azimuth or positional relationship indicated by the terms "inner", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that is commonly put when the product of the application is used, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
Referring to fig. 1-2, the invention provides a refrigeration and cold accumulation integrated incubator, which comprises: the shell comprises an upper box body 1 and a lower box body 2 which are connected in a split mode, wherein the upper box body 1 and the lower box body 2 respectively comprise an inner box chamber and a cooling cavity arranged at the periphery of the inner box chamber; the upper box body 1 and the lower box body 2 are tightly arranged to form an integral box chamber of the refrigerating and cold-storage integrated constant temperature box, and the cooling cavities are mutually isolated to form a refrigerating cavity and a cold-storage cavity of the refrigerating and cold-storage integrated constant temperature box respectively.
The refrigeration and cold accumulation integrated incubator is mainly used in refrigeration equipment, and is used for prolonging the preservation time of refrigerated articles, particularly medicines, which are required to provide sufficient cold energy, through the simultaneous refrigeration and cold accumulation mode, so as to meet the requirements of cold chain transportation and storage of the refrigerated medicines.
The upper box body 1 and the lower box body 2 which are connected in a split manner can form a refrigerator chamber positioned in the thermostat, refrigerated articles are placed in the refrigerator chamber, and cold insulation can be provided through a cooling cavity at the periphery of the refrigerator chamber.
The upper box body and the lower box body are tightly attached to each other, so that the cooling cavity on the thermostat can effectively wrap the refrigerating box chamber on the inner side of the thermostat, and the cold insulation effect in the refrigerating box chamber is further ensured.
Through the form of mutual isolation of the hollow structures of the upper box body and the lower box body, a refrigerating cavity and a cold accumulation cavity of the incubator can be respectively formed, so that the refrigeration and cold accumulation are effectively realized, and the sustainable provision of cold quantity is ensured. In the use process of the incubator, the refrigerating capacity of the refrigerant and the refrigerant medium is transmitted into the refrigerator chamber in a cold-heat conduction mode by respectively introducing the refrigerant and the refrigerant medium into the refrigerating chamber and the cold-storage chamber.
In order to prevent the escape of the gap conduction refrigeration capacity between the upper case 1 and the lower case 2 which are connected in a split manner, it is necessary to set the two cases in the same shape, and the upper and lower cases are preferably metal cases with the transverse cross sections in the shape of a Chinese character 'hui'. And the two box bodies are tightly attached to each other, so that a transmission channel of cold energy on the incubator can be established, and the cooling effect of the whole incubator on refrigerated articles is ensured.
By introducing the refrigerant and the refrigerant medium into the hollow cavity in the back-shaped box body, on one hand, the cold energy is transmitted in a heat conduction mode, and on the other hand, an external barrier for the refrigerator chamber is formed, so that the cooling temperature of the refrigerator chamber positioned on the inner side is ensured.
After the upper case 1 and the lower case 2 are arranged in a vertically clinging manner, the inner spaces thereof together form a refrigerator chamber inside the incubator. For the convenience is got and is put refrigerated goods, the top of thermostated container is open structure, and specifically, the top of going up box 1 sets up to open structure, is connected with bottom plate 15 in the bottom of lower box 2, and the inner space of going up box 1 and lower box 2 is penetrating form, has guaranteed the inside refrigerated space of thermostated container, has improved the use convenience when satisfying storage space.
In order to form a refrigerating cavity and a cold accumulation cavity respectively, the upper box body 1 and the lower box body 2 respectively comprise an outer wall plate 3 and an inner wall plate 4 which are arranged in a stacked manner, an upper frame plate 5 and a lower frame plate 6 are respectively connected between the outer wall plate 3 and the inner wall plate 4, and the upper frame plate 5, the lower frame plate 6 and the wall plates respectively enclose the refrigerating cavity and the cold accumulation cavity of the upper box body 1 and the lower box body 2.
The upper box body 1 and the lower box body 2 are tightly attached through the plate-shaped frame plates, and the contact area between the two box bodies is increased through the tightly attached arrangement of the lower frame plate 6 of the upper box body 1 and the upper frame plate 5 of the lower box body 2, so that a cold energy transmission channel is effectively formed.
Based on the square structure of the incubator, the outer wall plates 3 and the inner wall plates 4 of the two cases are both of cube structures. Because the metal sheets of the incubator all adopt the stainless steel thin wall plate with the thickness lower than 1mm, the box body plate cannot be bent in the preparation process, the stainless steel thin wall plate has lower toughness, and is extremely easy to be broken in the bending process, the outer wall plate 3 and the inner wall plate 4 in the embodiment respectively comprise four splicing flat plates 7, and compared with the bending process of the thin wall plate, the box body plate assembled by the splicing flat plates 7 can enhance the reliability of the preparation process and reduce the breakage rate. Meanwhile, the assembled and connected stainless steel thin-wall plates can reduce the heat transfer system so as to enhance the refrigerating effect of the integral constant temperature box.
In the cooling chamber of upper box 1 and lower box 2, let in respectively and have refrigerant and the refrigerant medium of external supply, in order to make things convenient for the installation of interface, be provided with the opening between two piece among them splice dull and stereotyped 7, the opening of upper box 1 and lower box 2 sets up in the same position. Meanwhile, a connecting baffle plate 8 is arranged at the opening, an engineering step 9 is specifically arranged on the connecting baffle plate 8, the side parts of the engineering step 9 are respectively connected with a plugging baffle plate 10, the two plugging baffle plates 10 are respectively connected between the outer wall plate 3 and the inner wall plate 4, the opening position of the cooling cavity is plugged to form a closed cavity of the cooling cavity and the cold accumulation cavity, a top angle plate 14 is connected on the upper frame plate 5 at the top of the upper box body 1, and a protruding block matched with the opening shape is arranged on the bottom plate 15 of the lower box body 2, so that the cooling cavities of the two box bodies are respectively and independently closed.
Through holes 11 are respectively formed in the thickness direction of the two blocking baffle plates 10, the through holes 11 are respectively arranged on the upper side and the lower side of the blocking baffle plates 10 and are used for connecting a water inlet nozzle 12 and a water return nozzle 13, and then refrigerant and refrigerant medium can be introduced through pipelines connected to the water inlet nozzle 12 and the water return nozzle 13.
The refrigerating and cold-accumulating integrated incubator can realize simultaneous refrigerating and cold accumulation, effectively improves the transmission working condition of cold quantity on the incubator by mutually clinging to the upper incubator body 1 and the lower incubator body 2 which are assembled, and ensures the integral refrigerating effect of the incubator.
In addition, the plates of the upper box body 1 and the lower box body 2 are stainless steel thin wall plates with the thickness lower than 1mm, so that the heat transfer coefficient can be greatly reduced, and the smoothness of cold energy transmission is improved.
The invention also provides a preparation method of the refrigeration and cold accumulation integrated incubator, which mainly comprises the following steps:
the method comprises the steps of machining a water nozzle, including water nozzle turning, water nozzle bending, water nozzle inspection and surface treatment, specifically, turning 304 stainless steel pipes, and entering a bending procedure after turning is completed; the turned stainless steel pipe is bent according to the shape and the size required by the drawing, the water nozzle comprises two shapes, one is L-shaped, the other is Z-shaped, and the turned stainless steel pipe is bent; detecting the quality of the bent product, entering a surface treatment process after the quality is qualified, performing passivation treatment on the water nozzle with qualified quality, and waiting for welding after the treatment is finished.
The processing of the box body plate is carried out while the water nozzle processing is carried out, and the processing comprises the following steps: cutting 304 stainless steel thin-wall plates with the thickness of 0.4-0.5mm on cutting equipment, cutting into plates with corresponding sizes required by box welding, polishing, deburring and the like; shaping the cut plate, checking the shaped plate, and waiting for welding after the plate is checked to be qualified. It should be noted that the plates in the present invention are all flat plates obtained by cutting based on the form of stainless steel thin wall plates, and are not subjected to bending treatment.
The water nozzle and the 304 stainless steel plates required by the cut box body are placed on the jig, the connection positions between the water nozzle and the plates of different box bodies are welded in a laser welding mode, and the sealing effect of the refrigerating cavity and the cold accumulation cavity on the box body can be ensured by carrying out laser welding on all the obtained plates of different box bodies, so that the reliable stability of later use is facilitated.
And (5) carrying out appearance polishing treatment on the welded incubator, and keeping the product defect-free. And (3) performing tightness test on the incubator after polishing treatment, and completing the preparation of the incubator after the test result is qualified.
The test result is unqualified, scrapping treatment and repairing treatment are required to be carried out according to specific actual selection, the scrapping treatment is required to enter a manufacturing procedure again, and the water tank is prepared; after repair treatment and repair, the manufacturing procedure and the tightness test are needed to be carried out again until the water tank is prepared.
In the invention, the welding of the box body plate and the water nozzle on the box body is carried out by laser welding, and the technological parameters of the laser welding comprise: the current is 130-135A, and the pulse width is 2.5-5mm 2 The frequency is 15-22kHz, and the composition of the shielding gas is 0.3-0.6Vol percent.
According to the actual thickness of the box body plate and the technological requirements, the parameters of laser welding can be adjusted in real time in the welding process, and the actual requirements of different processing and production are met.
It should be noted that, without conflict, features in the embodiments of the present application may be combined with each other.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. A refrigeration and cold accumulation integrated incubator, which is characterized by comprising: the shell body is provided with a plurality of grooves,
the shell comprises an upper box body and a lower box body which are connected in a split mode, wherein the upper box body and the lower box body respectively comprise an inner box chamber and a cooling cavity arranged at the periphery of the inner box chamber;
the upper box body and the lower box body are closely arranged, and the cooling cavities are mutually isolated to respectively form a cooling cavity and a cold accumulation cavity of the refrigeration and cold accumulation integrated incubator.
2. The refrigeration and cold accumulation integrated incubator as in claim 1, wherein the upper and lower cases are identical in shape and are metal cases shaped like a Chinese character 'hui';
the top of the upper box body is of an open structure, and the bottom of the lower box body is connected with a bottom plate.
3. The refrigeration and cold accumulation integrated incubator according to claim 1, wherein the upper case and the lower case each comprise an outer wall plate and an inner wall plate which are arranged in a stacked manner, an upper frame plate and a lower frame plate are respectively connected between the outer wall plate and the inner wall plate, and the lower frame plate of the upper case is in close contact with the upper frame plate of the lower case.
4. The refrigeration and cold accumulation integrated incubator as in claim 3, wherein the outer wall plate and the inner wall plate are square structures and each comprise four splice plates, and an opening is arranged between two splice plates.
5. The refrigeration and cold accumulation integrated incubator as set forth in claim 4, wherein a connection baffle is provided at the opening, and the connection baffle is connected with the outer wall plate and the inner wall plate, respectively, for forming closed chambers of the refrigeration chamber and the cold accumulation chamber.
6. The refrigerating and cold-accumulating integrated incubator according to claim 5, wherein through holes are respectively arranged on the upper side and the lower side of the connecting baffle plate, and a water inlet nozzle and a water return nozzle are connected to the through holes.
7. A method for manufacturing a refrigeration and cold accumulation integrated incubator as claimed in any one of claims 1 to 6, comprising the steps of:
cutting the plate to obtain a box body plate;
shaping the box body plate to obtain a weldment;
after welding the weldment by laser, polishing;
and (5) performing tightness test on the refrigerating cavity and the cold accumulation cavity, and completing preparation after the test is qualified.
8. The method of manufacturing according to claim 7, wherein the box plate comprises a stainless steel plate having a thickness of 0.4-0.5 mm.
9. The method of claim 7, wherein the box plates are welded by laser welding.
10. The method according to claim 7, wherein the laser welding current is 130-135A and the pulse width is 2.5-5mm 2 The frequency is 15-22kHz, and the composition of the shielding gas is 0.3-0.6Vol percent.
CN202111356701.5A 2021-11-16 2021-11-16 Refrigerating and cold-storage integrated incubator and preparation method thereof Pending CN116136354A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111356701.5A CN116136354A (en) 2021-11-16 2021-11-16 Refrigerating and cold-storage integrated incubator and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111356701.5A CN116136354A (en) 2021-11-16 2021-11-16 Refrigerating and cold-storage integrated incubator and preparation method thereof

Publications (1)

Publication Number Publication Date
CN116136354A true CN116136354A (en) 2023-05-19

Family

ID=86332986

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111356701.5A Pending CN116136354A (en) 2021-11-16 2021-11-16 Refrigerating and cold-storage integrated incubator and preparation method thereof

Country Status (1)

Country Link
CN (1) CN116136354A (en)

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