CN110979479A - Heat preservation and insulation structure of refrigerator carriage - Google Patents

Heat preservation and insulation structure of refrigerator carriage Download PDF

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Publication number
CN110979479A
CN110979479A CN201911314491.6A CN201911314491A CN110979479A CN 110979479 A CN110979479 A CN 110979479A CN 201911314491 A CN201911314491 A CN 201911314491A CN 110979479 A CN110979479 A CN 110979479A
Authority
CN
China
Prior art keywords
plate
heat preservation
cavity
support column
sealing plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911314491.6A
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Chinese (zh)
Inventor
曹有力
卢超
何震宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Zhirui Automobile Co ltd
Original Assignee
Anhui Zhirui Automobile Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Zhirui Automobile Co ltd filed Critical Anhui Zhirui Automobile Co ltd
Priority to CN201911314491.6A priority Critical patent/CN110979479A/en
Publication of CN110979479A publication Critical patent/CN110979479A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/04—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains
    • B62D33/048—Enclosed load compartments ; Frameworks for movable panels, tarpaulins or side curtains for refrigerated goods vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/046—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/08—Interconnection of layers by mechanical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
    • B60P3/20—Refrigerated goods vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0221—Vinyl resin
    • B32B2266/0228—Aromatic vinyl resin, e.g. styrenic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0285—Condensation resins of aldehydes, e.g. with phenols, ureas, melamines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars

Abstract

The invention belongs to the technical field of refrigerated transportation, and particularly relates to a heat preservation and insulation structure of a refrigerated carriage, which comprises a bottom plate, a top plate and two groups of side plates, wherein the bottom plate and the top plate are compounded by metal panels and high-strength phenolic plywood, the side plates comprise an aluminum wrapping edge, a heat preservation layer, a sealing plate and a glass steel plate, the heat preservation layer and the sealing plate are arranged in the aluminum wrapping edge, the glass steel plate is fixedly arranged on one side surface of the aluminum wrapping edge through screws, a cavity is arranged in the sealing plate, a plurality of partition plates along the height direction of the sealing plate are fixedly arranged in the cavity, the partition plates divide the cavity of the sealing plate into a plurality of independent vacuum cavities, an air pipe is arranged on one side of the upper part of each vacuum cavity, which is far away from the glass steel plate, the defects in the prior art, through improving the intensity of curb plate and heat preservation, avoid striking deformation to cause the heat preservation fracture.

Description

Heat preservation and insulation structure of refrigerator carriage
Technical Field
The invention belongs to the technical field of refrigerated transportation, and particularly relates to a heat preservation and insulation structure of a refrigerator carriage.
Background
In the cold chain delivery process, a refrigerator car is a frequently-used transport vehicle, wherein a refrigerator car carriage is a key for ensuring the refrigeration delivery, and the refrigerator car carriage is different from a carriage of a common van truck and needs to have good sealing performance and heat insulation effect so as to ensure that refrigerated goods can be always in a relatively stable low-temperature environment.
The existing refrigerator carriage is mainly characterized in that polyurethane foam plates are filled in enclosing plates to carry out heat preservation and insulation, and the heat preservation and insulation structure is simple and has poor effect; and pack polyurethane foam board in the bounding wall and reduced the intensity of bounding wall, produce deformation easily when the bounding wall is strikeed, lead to polyurethane foam board fracture, influence heat retaining effect.
Disclosure of Invention
The invention aims to provide a heat preservation and insulation structure of a refrigerator carriage, which overcomes the defects of the prior art, can improve the heat preservation and insulation performance of the refrigerator carriage by arranging a vacuum cavity, is convenient to find cracks, and avoids the fracture of an insulation layer caused by impact deformation by improving the strength of a side plate and the insulation layer.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a heat preservation and insulation structure of a refrigerator carriage comprises a bottom plate, a top plate and two groups of side plates, wherein the bottom plate and the top plate are both formed by compounding metal panels and high-strength phenolic plywood, the side plates comprise aluminum covered edges, heat insulation layers, sealing plates and glass fiber reinforced plastic plates, the heat insulation layers and the sealing plates are arranged inside the aluminum covered edges, a glass steel plate is fixedly arranged on the surface of one side of the aluminum wrapping edge through screws, a cavity is arranged inside the sealing plate, a plurality of clapboards along the height direction of the sealing plate are fixedly arranged in the cavity, the clapboards divide the cavity of the sealing plate into a plurality of independent vacuum cavities, an air pipe is arranged on one side of the upper part of the vacuum cavity far away from the glass fiber reinforced plastic plate, the other end of the air pipe penetrates through the heat-insulating layer, and extend to the outside of the aluminum covering edge, an air valve for controlling the opening and closing of the air pipe is installed on the air pipe, and one end of the air pipe, which is far away from the vacuum cavity, is connected with a cap body through threads.
Further, the inside support column that is provided with a plurality of vertical directions of refrigerator carriage, the upper and lower both ends of support column contact with roof and bottom plate respectively, the support column averagely divide into two sets ofly, and two sets of support columns weld respectively on the surface of two sets of curb plates.
Further, the support column is made of stainless steel or aluminum alloy, and the surface of the support column is coated with anti-freezing paint.
Furthermore, a plurality of hooks with different heights are fixedly arranged on the surface of one side, far away from the side plate, of the support column, and the hooks are distributed at equal intervals.
Further, the preparation method of the heat-insulating layer comprises the following steps: uniformly mixing phenolic resin, polystyrene resin, graphene, bamboo charcoal fiber, zirconia fiber, expanded perlite, calcium silicate, high-viscosity attapulgite clay, expanded and vitrified micro balls, a plasticizer, a foaming agent and a flame retardant, and foaming and molding to obtain the heat-insulating layer.
Further, the plasticizer is dioctyl phthalate or dibutyl phthalate.
Further, the foaming agent is any one of n-pentane, n-heptane and petroleum ether.
Further, the flame retardant is one or more of tris (2-chloroethyl) phosphate, tris (2-chloropropyl) phosphate, dimethyl methyl phosphate and triethyl phosphate.
Compared with the prior art, the invention has the following beneficial effects:
according to the heat preservation and insulation structure of the refrigerator carriage, the sealing plate, the partition plate, the vacuum cavity, the air pipe, the air valve and the cap body are arranged, so that on one hand, the heat preservation and insulation performance of the vacuum cavity can be improved, on the other hand, whether cracks occur in the heat preservation layer and the sealing plate in the area can be judged through the air pressure in the vacuum cavity, and the heat preservation and insulation structure is convenient to overhaul; the strength of the side plate is improved by arranging the supporting columns and the glass fiber reinforced plastic plate; due to the unique lamellar conjugated structure of the graphene, the graphene is superposed layer by layer to form a compact protective layer, and the strength of the heat-insulating layer is improved.
The refrigerator carriage provided by the invention has the advantages that the structure is simple, the design is novel, the vacuum cavity is arranged, the heat insulation performance of the refrigerator carriage can be improved, cracks can be conveniently found, and the fracture of the heat insulation layer caused by impact deformation is avoided by improving the strength of the side plate and the heat insulation layer.
Drawings
Fig. 1 is a schematic structural view of a heat insulating structure of a refrigerator compartment.
Fig. 2 is an enlarged schematic view of a portion a of a thermal insulation structure of a refrigerator compartment.
Fig. 3 is a schematic structural view of a side plate in a heat insulation structure of a refrigerator compartment.
In the figure: 1. a base plate; 2. a top plate; 3. a side plate; 301. a glass fiber reinforced plastic plate; 302. aluminum edge wrapping; 303. a sealing plate; 304. a heat-insulating layer; 305. a vacuum chamber; 306. a partition plate; 307. an air tube; 308. an air valve; 309. a cap body; 4. a support pillar; 5. and (4) hanging hooks.
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.
As shown in fig. 1-3, the heat preservation and insulation structure of a refrigerator car body according to the present invention includes a bottom plate 1, a top plate 2 and two sets of side plates 3, wherein the bottom plate 1 and the top plate 2 are both made of metal panel high-strength phenolic plywood, each side plate 3 includes an aluminum covering 302, a heat preservation layer 304, a sealing plate 303 and a glass steel plate 301, the heat preservation layer 304 and the sealing plate 303 are disposed inside the aluminum covering 302, the glass steel plate 301 is fixedly mounted on one side surface of the aluminum covering 302 through screws, a cavity is disposed inside the sealing plate 303, a plurality of partition plates 306 along the height direction of the sealing plate 303 are fixedly disposed in the cavity, the cavity of the sealing plate 303 is divided into a plurality of independent vacuum cavities 305 by the partition plates 306, an air pipe 307 is disposed on one side of the upper portion of the vacuum cavity 305 away from the glass steel plate 301, the other end of the air pipe 307 penetrates through the, a cap 309 is threadably attached to an end of the tube 307 remote from the vacuum lumen 305.
A plurality of support columns 4 in the vertical direction are arranged in the refrigerator carriage, the upper end and the lower end of each support column 4 are respectively contacted with the top plate 2 and the bottom plate 1, the support columns 4 are averagely divided into two groups, and the two groups of support columns 4 are respectively welded on the surfaces of the two groups of side plates 3; the supporting column 4 is made of stainless steel or aluminum alloy, and the surface of the supporting column 4 is coated with anti-freezing paint; the support column 4 sets firmly couple 5 of a plurality of co-altitude not apart from the one side surface of curb plate 3, and couple 5 is equidistant distribution.
The preparation method of the heat-insulating layer 304 comprises the following steps: uniformly mixing phenolic resin, polystyrene resin, graphene, bamboo charcoal fiber, zirconia fiber, expanded perlite, calcium silicate, high-viscosity attapulgite clay, expanded and vitrified micro balls, a plasticizer, a foaming agent and a flame retardant, and foaming and molding to obtain an insulating layer 304; the plasticizer is dioctyl phthalate or dibutyl phthalate; the foaming agent is any one of n-pentane, n-heptane and petroleum ether; the flame retardant is one or more of tris (2-chloroethyl) phosphate, tris (2-chloropropyl) phosphate, dimethyl methyl phosphate and triethyl phosphate.
In summary, in the heat preservation and insulation structure of the refrigerator car, when in use, the cap body 309 on the air pipe 307 is sequentially unscrewed and removed, then the vacuumizing device is connected with the air pipe 307, the air valve 308 is opened to vacuumize the vacuum chamber 305, then the air valve 308 is closed, the vacuum chamber 305 improves the heat preservation and insulation capacity of the side plate 3, in addition, when the side plate 3 is damaged and cracked due to impact and the like, the heat preservation capacity of the side plate 3 is reduced due to cracks generated on the heat preservation layer 304 and the sealing plate 303, at the moment, the air pipes 307 are sequentially connected with the air pressure detection device, then the air valve 308 is opened to detect the air pressure in the vacuum chamber 305, the approximate position of the crack can be judged, the crack is conveniently found to be filled, and the service life of the refrigerator car is prolonged.
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 heat preservation and insulation structure of refrigerator carriage, includes bottom plate (1), roof (2) and two sets of curb plate (3), its characterized in that: the aluminum-clad plate is characterized in that the bottom plate (1) and the top plate (2) are both formed by compounding metal panel high-strength phenolic aldehyde plywood, the side plate (3) comprises an aluminum-clad plate (302), a heat-insulating layer (304), a sealing plate (303) and a glass steel plate (301), the heat-insulating layer (304) and the sealing plate (303) are arranged inside the aluminum-clad plate (302), the glass steel plate (301) is fixedly arranged on one side surface of the aluminum-clad plate (302) through screws, a cavity is formed inside the sealing plate (303), a plurality of partition plates (306) along the height direction of the sealing plate (303) are fixedly arranged in the cavity, the cavity of the sealing plate (303) is divided into a plurality of independent vacuum cavities (305) by the partition plates (306), an air pipe (307) is arranged on one side, far away from the glass steel plate (301), of the upper part of each vacuum cavity (305), the other end of the, an air valve (308) used for controlling the opening and closing of the air pipe (307) is installed on the air pipe (307), and one end, far away from the vacuum cavity (305), of the air pipe (307) is connected with a cap body (309) through threads.
2. A thermal insulating structure for a refrigerator compartment as claimed in claim 1, wherein: the inside support column (4) that is provided with a plurality of vertical directions of refrigerator carriage, the upper and lower both ends of support column (4) contact with roof (2) and bottom plate (1) respectively, support column (4) averagely divide into two sets ofly, and two sets of support column (4) weld respectively on the surface of two sets of curb plates (3).
3. A thermal insulating structure for a refrigerator compartment as claimed in claim 2, wherein: the support column (4) is made of stainless steel or aluminum alloy, and the surface of the support column (4) is coated with anti-freezing paint.
4. A thermal insulating structure for a refrigerator compartment as claimed in claim 2, wherein: the side surface of the support column (4) far away from the side plate (3) is fixedly provided with a plurality of hooks (5) with different heights, and the hooks (5) are distributed at equal intervals.
5. A thermal insulating structure for a refrigerator compartment as claimed in claim 1, wherein: the preparation method of the heat-insulating layer (304) comprises the following steps: and uniformly mixing phenolic resin, polystyrene resin, graphene, bamboo charcoal fiber, zirconia fiber, expanded perlite, calcium silicate, high-viscosity attapulgite clay, expanded and vitrified micro balls, a plasticizer, a foaming agent and a flame retardant, and foaming and molding to obtain the heat-insulating layer (304).
6. A thermal insulating structure for a refrigerator compartment as claimed in claim 5, wherein: the plasticizer is dioctyl phthalate or dibutyl phthalate.
7. A thermal insulating structure for a refrigerator compartment as claimed in claim 5, wherein: the foaming agent is any one of n-pentane, n-heptane and petroleum ether.
8. A thermal insulating structure for a refrigerator compartment as claimed in claim 5, wherein: the flame retardant is one or a combination of more of tris (2-chloroethyl) phosphate, tris (2-chloropropyl) phosphate, dimethyl methyl phosphate and triethyl phosphate.
CN201911314491.6A 2019-12-19 2019-12-19 Heat preservation and insulation structure of refrigerator carriage Pending CN110979479A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201911314491.6A CN110979479A (en) 2019-12-19 2019-12-19 Heat preservation and insulation structure of refrigerator carriage

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN113063040A (en) * 2021-04-15 2021-07-02 江苏天润管业有限公司 High-density polyurethane direct-buried heat-insulation pipe and preparation method thereof

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CN107303922A (en) * 2016-04-22 2017-10-31 太仓派欧技术咨询服务有限公司 A kind of integral structure refrigerator carriage and preparation method thereof
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Publication number Priority date Publication date Assignee Title
GB1471052A (en) * 1975-02-14 1977-04-21 Collen L Bodywork
US5875599A (en) * 1995-09-25 1999-03-02 Owens-Corning Fiberglas Technology Inc. Modular insulation panels and insulated structures
CN2288898Y (en) * 1996-05-11 1998-08-26 四川长虹电子集团公司 Multipurpose packing box for load-carrying vehicle
CN1215689A (en) * 1998-09-14 1999-05-05 王键 Constant low-temp. structure for vacuum transportation container
US6860082B1 (en) * 1999-04-12 2005-03-01 Isuzu Motors Limited Heat insulating wall member, and method of manufacturing the same
CN1402826A (en) * 1999-12-01 2003-03-12 Bsh博施及西门子家用器具有限公司 Thermally insulating wall
CN201646891U (en) * 2009-06-18 2010-11-24 张慧洲 Totally sealed soft body sliding awning type wagon box
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CN105601883A (en) * 2016-03-23 2016-05-25 天津市迈克尔科技有限公司 Polyurethane hard foam thermal insulation layer for low-temperature thermal insulation pipeline and preparation method of polyurethane hard foam thermal insulation layer
CN107303922A (en) * 2016-04-22 2017-10-31 太仓派欧技术咨询服务有限公司 A kind of integral structure refrigerator carriage and preparation method thereof
CN109181273A (en) * 2018-07-23 2019-01-11 合肥帧讯低温科技有限公司 A kind of preparation method of Cryo Heat Insulation pipeline outer-layer insulating layer
CN109436101A (en) * 2018-11-26 2019-03-08 镇江飞驰汽车集团有限责任公司 A kind of novel carriage body structure of refrigerator car

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CN113063040A (en) * 2021-04-15 2021-07-02 江苏天润管业有限公司 High-density polyurethane direct-buried heat-insulation pipe and preparation method thereof

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Application publication date: 20200410