CN212157807U

CN212157807U - Cold-chain logistics heat-preservation deposit box

Info

Publication number: CN212157807U
Application number: CN202020229758.3U
Authority: CN
Inventors: 刘键宏
Original assignee: Foshan Dinghao Cold Chain Logistics Co ltd
Current assignee: Foshan Dinghao Cold Chain Logistics Co ltd
Priority date: 2020-02-29
Filing date: 2020-02-29
Publication date: 2020-12-15
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses a cold-chain logistics heat-preservation deposit box, which comprises a box body, a fan, an evaporator, a condenser, a compression pump, an expansion valve and a plurality of refrigerant pipelines, wherein the box body is sequentially divided into a storage layer and a lower chamber from top to bottom, the condenser, the compression pump and the expansion valve are respectively arranged in the lower chamber, and the storage layer is positively provided with a plurality of storage lattices; the utility model is provided with the fan, the plurality of diversion air channels, the backflow air channel and the cooling air channel, so that the air conditioning forms a circulation loop, meanwhile, the evaporator cools the air conditioning and then sprays the cooled air into the cooling air channel, and the air conditioning in the cooling air channel cools the storage lattice to realize the heat preservation function, the whole structure is simple and practical, and the heat preservation effect is good; and a compression pump, an expansion valve and a condenser are arranged to form a complete refrigeration system, so that the normal operation of refrigeration is ensured.

Description

Cold-chain logistics heat-preservation deposit box

Technical Field

The utility model belongs to the technical field of the mechanical skill and specifically relates to a cold chain commodity circulation keeps warm and deposits case is related to.

Background

When the goods reachd the terminal of commodity circulation, if the user can't in time sign for, then need temporarily exist the goods and keep in the cabinet of keeping in, but current cabinet of keeping in does not have the heat preservation function, and some goods such as icy and fresh if keep in the cabinet of keeping in, the long back goods temperature risees, makes it appear bad phenomenon of falling easily to can't use, edible etc..

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a cold chain logistics heat preservation deposit case that the heat preservation effect is good, the structure is practical.

In order to achieve the above purpose, the utility model provides a scheme does: a cold-chain logistics heat-preservation deposit box comprises a box body, a fan, an evaporator, a condenser, a compression pump, an expansion valve and a plurality of refrigerant pipelines, wherein the box body is sequentially divided into a storage layer and a lower cavity from top to bottom, the condenser, the compression pump and the expansion valve are respectively arranged in the lower cavity, a plurality of storage lattices are arranged on the front surface of the storage layer and extend along the width direction of the box body, a cooling air duct extending along the height direction of the storage layer is formed on the back surface of the storage layer, a backflow air duct is arranged on the back side of the cooling air duct, the cooling air duct is communicated with the lower end of the backflow air duct, a flow guide air duct is arranged between the upper end of the cooling air duct and the upper end of the backflow air duct, the evaporator and the fan are arranged in the flow; the evaporator, the compression pump, the condenser and the expansion valve are in circulating connection through a plurality of refrigerant pipelines.

The utility model has the advantages that: the utility model has the advantages that the heat preservation and good heat preservation effect are realized, the fan, the plurality of flow guide air channels, the backflow air channel and the cooling air channel are arranged firstly, so that the cold air forms a circulation loop, meanwhile, the evaporator cools the cold air and then sprays the cooled cold air into the cooling air channel, and the cold air in the cooling air channel cools the storage lattice to realize the heat preservation function, the whole structure is simple and practical, and the heat preservation effect is good; and a compression pump, an expansion valve and a condenser are arranged to form a complete refrigeration system, so that the normal operation of refrigeration is ensured.

Furthermore, the quantity of evaporimeter and condenser is a plurality ofly, and is a plurality of the evaporimeter is arranged along box width direction, and is a plurality of the condenser arrange along box width direction set up in the lower chamber. The utility model adopts the above structure after, through setting up a plurality of evaporimeters and condenser, can improve refrigerating system's heat exchange efficiency to make whole refrigeration quality better, the heat preservation quality of insulation can is better.

Further, a cabinet door is hinged to the front face of each storage lattice, a heat insulation layer is arranged in each cabinet door, and each heat insulation layer is made of heat insulation materials. The above structure is adopted in the utility model, through set up the insulating layer in the cabinet door, the insulation material of insulating layer can be glass fiber, heat preservation cotton etc to improve the heat-proof quality of every matter storage lattice, thereby improve holistic thermal insulation performance.

Further, gaps are reserved between the storage lattices on the leftmost side and the rightmost side and the side wall of the box body to form the cooling air duct. The utility model adopts the above structure after, make cooling duct from the side parcel matter storage lattice about the last of matter storage lattice to it is better to the cooling effect of matter storage lattice.

Drawings

Fig. 1 is an overall structure front view of the present invention.

Fig. 2 is a front view of the internal structure of the present invention.

Fig. 3 is a side view of the overall structure of the present invention.

Fig. 4 is a side view of the internal structure of the present invention.

Fig. 5 is a schematic diagram of the refrigeration system of the present invention.

The refrigerator comprises a box body 1, a storage layer 12, a storage grid 121, a cabinet door 1211, a heat insulation layer 1212, a return air duct 122, a cooling air duct 123, a lower chamber 13, a flow guide air duct 14, a fan 15, an evaporator 21, a condenser 22, a compression pump 23, an expansion valve 24, and a refrigerant pipeline 25.

Detailed Description

The invention will be further described with reference to the following specific embodiments:

referring to fig. 1 to 5, a cold-chain logistics heat-preservation deposit box comprises a box body 1, a fan 15, a plurality of evaporators 21 arranged in a width direction of the box body 1, a plurality of condensers 22 arranged in a width direction of the box body 1 in a lower chamber 13, a compression pump 23, an expansion valve 24 and a plurality of refrigerant pipelines 25, wherein the box body 1 is sequentially divided into a storage layer 12 and a lower chamber from top to bottom, the condensers 22, the compression pumps 23 and the expansion valves 24 are respectively arranged in the lower chamber 13 of the box body 13, a plurality of storage lattices 121 are arranged on the front surface of the storage layer 12, the plurality of storage lattices 121 extend in the width direction of the box body 1, a cooling air duct 123 extending in the height direction of the storage layer 12 is formed on the back surface of the storage layer 12, gaps are left between the plurality of storage lattices 121 on the leftmost side and the rightmost side and the side walls of the box body 1 to form a cooling air duct 123, the cooling air duct 123 is communicated with the lower end of the return air duct 122, a guide air duct 14 is arranged between the upper end of the cooling air duct 123 and the upper end of the return air duct 122, an evaporator 21 and a fan 15 are arranged in the guide air duct 14, and the evaporator 21 is arranged on the exhaust side of the fan 15; the evaporator 21, the compression pump 23, the condenser 22, and the expansion valve 24 are connected in a circulating manner by a plurality of refrigerant pipes 25.

Wherein, the front of each storage lattice 121 is hinged with a cabinet door 1211, a heat insulation layer 1212 is arranged in the cabinet door 1211, and the heat insulation layer 1212 is made of a heat insulation material, which can be glass fiber, heat insulation cotton, etc.

In this embodiment, the specific refrigeration process is as follows: after absorbing the heat of the air in the air guide duct 14 in the evaporator 21, the liquid refrigerant is vaporized into a low-temperature low-pressure gaseous refrigerant, and then is sucked by the compression pump 23 and compressed into a high-pressure high-temperature gaseous refrigerant, and then is discharged into the condenser 22, the condenser 22 releases heat to the outside air to convert the gaseous refrigerant into a high-pressure liquid refrigerant, and then enters the expansion valve 24, and the expansion valve 24 converts the gaseous refrigerant into a low-temperature low-pressure liquid refrigerant, and finally inputs the low-temperature low-pressure liquid refrigerant into the evaporator 21 for recycling; the evaporator 21 absorbs the heat of the air in the diversion air duct 14 and converts the heat into cold air, then the cold air is output to the cooling air duct 123 under the action of the fan 15 to cool each storage cell 121, the cold air exchanges heat with each storage cell 121 to keep each storage cell 121 in a low-temperature environment and flows from top to bottom in the cooling air duct 123, the cold air is output at the lowest end of the cooling air duct 123 after being subjected to heat exchange to form high-temperature gas, the high-temperature gas is transferred to the return air duct 122 through the diversion air duct 14 and the fan 15, and the high-temperature gas is re-conveyed to the evaporator 21 under the action of the fan 15 to be cooled, so that circulation is formed.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make further changes and modifications to the invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. The utility model provides a cold chain commodity circulation heat preservation deposit case which characterized in that: the air conditioner comprises a box body (1), a fan (15), an evaporator (21), a condenser (22), a compression pump (23), an expansion valve (24) and a plurality of refrigerant pipelines (25), wherein the box body (1) is sequentially divided into a storage layer (12) and a lower chamber (13) from top to bottom, the condenser (22), the compression pump (23) and the expansion valve (24) are respectively arranged in the lower chamber (13), a plurality of storage lattices (121) are arranged on the front surface of the storage layer (12), the plurality of storage lattices (121) extend along the width direction of the box body (1), meanwhile, a cooling air duct (123) extending along the height direction of the storage layer (12) is formed on the back surface of the storage layer (12), a backflow air duct (122) is arranged on the back side of the cooling air duct (123), the cooling air duct (123) is communicated with the lower end of the backflow air duct (122), and a flow guide air duct (14) is arranged between the upper end of, the evaporator (21) and the fan (15) are arranged in the diversion air duct (14), and the evaporator (21) is arranged on the air exhaust side of the fan (15); the evaporator (21), the compression pump (23), the condenser (22) and the expansion valve (24) are in circulating connection through a plurality of refrigerant pipelines (25).

2. The cold-chain logistics heat-preservation deposit box according to claim 1, characterized in that: the quantity of evaporimeter (21) and condenser (22) is a plurality ofly, and is a plurality of evaporimeter (21) are arranged along box (1) width direction, and is a plurality of condenser (22) arrange along box (1) width direction set up in lower cavity (13).

3. The cold-chain logistics heat-preservation deposit box according to claim 1, characterized in that: the front surface of each storage lattice (121) is hinged with a cabinet door (1211), a heat insulation layer (1212) is arranged in each cabinet door (1211), and each heat insulation layer (1212) is made of a heat insulation material.

4. The cold-chain logistics heat-preservation deposit box according to claim 1, characterized in that: gaps are reserved between the storage lattices (121) positioned at the leftmost side and the rightmost side and the side wall of the box body (1) to form the cooling air duct (123).