CN214704842U - Cold chain product express delivery is from carrying cabinet - Google Patents
Cold chain product express delivery is from carrying cabinet Download PDFInfo
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- CN214704842U CN214704842U CN202120825352.6U CN202120825352U CN214704842U CN 214704842 U CN214704842 U CN 214704842U CN 202120825352 U CN202120825352 U CN 202120825352U CN 214704842 U CN214704842 U CN 214704842U
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Abstract
The utility model relates to a cold chain product express delivery is from carrying cabinet, it includes: the system comprises a storage device, a refrigeration system and a control system; the storage device is provided with a plurality of temperature partitions and a plurality of box body units; the refrigeration system adopts a multi-stage compression refrigeration mode and comprises a plurality of groups of cooling pipelines which are connected in parallel, the cooling pipelines comprise a plurality of sections of coils which are connected in series, and the coils on the cooling pipelines are connected in parallel in the box units on the same layer in each temperature interval one by one; the number of rows of the coil pipes in each box body unit can be adjusted according to the temperature zone in which the box body unit is located; the control system comprises a controller connected with the display screen and the refrigerating system and a display screen for displaying information; according to the technical scheme, the cabinet body can be divided into different temperature intervals according to different numbers of coil pipes arranged in the box body unit, so that the requirement that cold chain products need to be frozen in different temperature intervals is met; the problem that the cold chain product is deteriorated due to overhigh temperature at the logistics terminal is efficiently solved.
Description
Technical Field
The utility model belongs to the technical field of the commodity circulation technique and specifically relates to a cold chain product express delivery is from carrying cabinet.
Background
The express logistics industry in China is rapidly developed along with the development of the Internet and electronic commerce, related industries are more and more abundant, the express logistics industry is not limited to conventional commodity express, but also relates to the field of cold chain products such as fresh products and the like, the demand of the cold chain products is increased year by year, and the cold chain products have the demand of low-temperature storage at a cold chain logistics terminal. And traditional commodity circulation terminal facility locates the simple structure downstairs of district resident and has the box cabinet of getting goods function by oneself, and it does not have the function that the low temperature was preserved, leads to the cold chain product to take place to deteriorate at the commodity circulation terminal, causes the limited of cold chain commodity circulation, consequently urgently needs an express delivery from carrying the cabinet that has the low temperature to preserve the function at the commodity circulation terminal in the market, satisfies the low temperature preservation demand of cold chain product at the commodity circulation terminal.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To current technical problem, the utility model provides a cold chain product express delivery is from carrying cabinet aims at solving among the prior art cold chain product and leads to the product to take place rotten problem because the high temperature at the commodity circulation terminal.
(II) technical scheme
In order to achieve the above object, the utility model provides a cabinet is carried from carrying in cold chain product express delivery, the cabinet includes from carrying in cold chain product express delivery: the system comprises a storage device, a refrigeration system and a control system;
the storage device is provided with a plurality of temperature partitions, each temperature partition comprises a fresh-keeping area, a cold-storage area and a freezing area, and a plurality of layers of box body units with different volumes are arranged in each temperature partition;
the refrigeration system adopts a multi-stage compression refrigeration mode and comprises a plurality of groups of parallel cooling pipelines, each group of cooling pipelines comprises a plurality of sections of coils which are connected in series, and the coils on the same cooling pipeline are correspondingly arranged in the box units in the same layer of the fresh-keeping area, the cold-storage area and the freezing area; the number of rows of the coil pipes in each box body unit can be adjusted according to the temperature subarea where the box body unit is located;
the control system comprises a controller and a display screen for displaying information, and the controller is connected with the display screen and the refrigeration system respectively.
Preferably, the preset temperature of the fresh-keeping area is 0-5 ℃, the preset temperature of the cold storage area is-8-5 ℃, and the preset temperature of the freezing area is-15-18 ℃.
Preferably, the box body units are internally provided with heat insulation layers.
Preferably, the refrigeration system comprises a low-pressure stage compressor, a high-pressure stage compressor, a condenser, a main expansion valve and the cooling pipeline, wherein the low-pressure stage compressor, the high-pressure stage compressor, the condenser, the main expansion valve and the cooling pipeline are sequentially connected to form a circulating refrigeration loop; the low-pressure stage compressor and the high-pressure stage compressor are both connected with the controller.
Preferably, the refrigeration system further comprises an intercooler, the intercooler is connected with a first branch pipe, a second branch pipe, a third branch pipe and a fourth branch pipe, the first branch pipe and the second branch pipe are communicated with an inner cavity of the intercooler, and the third branch pipe and the fourth branch pipe are communicated with each other in the intercooler; the intercooler is connected with the low-pressure stage compressor through a first branch pipe, connected with the high-pressure stage compressor through a second branch pipe, connected with the condenser through a third branch pipe, and connected with the main expansion valve through a fourth branch pipe.
Preferably, the third branch pipe is provided with a dew prevention pipe, and the fourth branch pipe is provided with a filter.
Preferably, the intercooler is further provided with a fifth branch pipe, the fifth branch pipe is provided with an auxiliary expansion valve, one end of the fifth branch pipe is connected with the third branch pipe, and the other end of the fifth branch pipe passes through the auxiliary expansion valve and is connected with the intercooler.
Preferably, the refrigeration system further comprises a bypass adjusting pipeline connected with the cold supply pipeline in parallel, and a bypass adjusting valve is arranged on the bypass adjusting pipeline.
Preferably, the box body unit is provided with a box door and a box body, an electronic lock is arranged between the box door and the box body, and the electronic lock is connected with the controller.
Preferably, all be provided with flow control valve on the cooling pipeline, flow control valve with the controller is connected.
(III) advantageous effects
The utility model has the advantages that: according to the technical scheme, the express self-picking cabinet for the cold chain products adopts a multi-stage compression refrigeration mode, so that the power consumption can be saved, the exhaust temperature can be reduced, the utilization rate of the compressor can be improved, and the fault rate of the compressor can be reduced; and can make the cabinet body divide into different temperature intervals according to set up the coil pipe of different quantity in the box unit, greatly satisfy cold chain product needs the refrigerated demand in different temperature intervals to the problem that the cold chain product leads to the product to take place rotten because the high temperature at the commodity circulation terminal has been solved to the high efficiency.
Drawings
Fig. 1 is a schematic structural view of an express self-lifting cabinet for cold chain products of the present invention;
fig. 2 is a working schematic diagram of the self-carrying cabinet for express delivery of cold chain products of the present invention;
figure 3 is the utility model discloses a cold chain product express delivery is from carrying the refrigerant line's of cabinet connection schematic diagram.
[ description of reference ]
100: a storage device; 101: a fresh-keeping area; 102: a cold storage area; 103: a freezing zone; 104: a case unit; 105: a heat-insulating layer;
200: a refrigeration system; 201: a low pressure stage compressor; 202: a first branch pipe; 203: a second branch pipe; 204: a high pressure stage compressor; 205: a condenser; 206: a dew prevention pipe; 207: a third branch pipe; 208: a fifth branch pipe; 209: an auxiliary expansion valve; 210: an intercooler; 211: a fourth branch pipe; 212: a main expansion valve; 213: a filter; 214: a flow regulating valve; 215: a cooling duct; 216: a coil pipe; 217: a bypass regulating pipeline; 218: a bypass regulating valve;
300: the control system comprises: 302: a display.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 and 2, the utility model provides a cabinet is carried from carrying in cold chain product express delivery, it includes: the storage device 100, the refrigeration system 200 and the control system 300; the storage device 100 is provided with a plurality of temperature partitions, each temperature partition comprises a fresh-keeping area 101, a cold storage area 102 and a freezing area 103, and a plurality of layers of box body units 104 with different volumes are arranged in each temperature partition; the refrigeration system 200 adopts a multi-stage compression refrigeration mode and comprises a plurality of groups of parallel cooling pipelines 215, each group of cooling pipelines 215 comprises a plurality of sections of coils 216 connected in series, and the coils 216 on the same cooling pipeline 215 are correspondingly arranged in the box units 104 of the preservation area 101, the refrigeration area 102 and the freezing area 103 which are positioned in the same layer; the number of rows of coils 216 in each case unit 104 can be adjusted according to the temperature zone in which the case unit 104 is located; the control system 300 includes a display screen 302 for displaying information and a controller, which is connected to the display screen 302 and the refrigeration system 200, respectively. According to the technical scheme, the express delivery self-lifting cabinet for the cold chain products adopts a multi-stage compression refrigeration mode, the cabinet body can be divided into different temperature intervals according to the coil pipes 216 arranged in the box body unit 104 in different quantities, the requirement that the cold chain products need to be refrigerated in the different temperature intervals is met to a great extent, and the problem that the cold chain products are deteriorated due to overhigh temperature at a logistics terminal is effectively solved. Meanwhile, as shown in fig. 3, the coil 216 can increase the reaction area between the refrigerant in the coil 216 and the air in the box unit 104 due to the bent folding shape of the coil, so as to achieve the purpose of rapid refrigeration.
In a preferred embodiment, the pre-set temperature of the fresh food section 101 is between 0 ℃ and 5 ℃, the pre-set temperature of the cold storage section 102 is between-8 ℃ and-5 ℃, and the pre-set temperature of the freezing section 103 is between-15 ℃ and-18 ℃. Can satisfy the temperature demand of cold chain product in most markets like this to guarantee that the express delivery of most cold chain product can both be preserved in this self-service cabinet.
Further, refer to fig. 3 again, all be provided with heat preservation 105 in the box unit 104, this heat preservation 105 can improve refrigeration effect, also can make this from carrying the cabinet simultaneously because when the unexpected outage, can guarantee that the temperature does not rise for a long time, even reach under the circumstances of outage, the express delivery also can not receive the temperature influence. In a preferred embodiment, insulation layer 105 is made of a polyurethane foam material and has a heat transfer coefficient of 0.1W/(m)2·K)～0.3W/(m2K), the heat dissipation of the inside and the outside of each self-lifting cabinet box body unit is not higher than 5 percent, and then, the temperature intervals can be ensured to be withinAnd the temperature of each box body unit can be ensured within a preset range within 5 hours under the condition of power failure.
As shown in fig. 2, in a more preferred embodiment, the refrigeration system 200 includes a low-pressure stage compressor 201, a high-pressure stage compressor 204, a condenser 205, a main expansion valve 212, and a cooling pipe 215, and the low-pressure stage compressor 201, the high-pressure stage compressor 204, the condenser 205, the main expansion valve 212, and the cooling pipe 215 are connected in sequence and form a circulation refrigeration loop. The low-pressure stage compressor 201 and the high-pressure stage compressor 204 are both connected with a controller; by adopting a multi-stage compression refrigeration mode, the power consumption can be saved, the exhaust temperature can be reduced, the utilization rate of the compressor can be improved, the failure rate of the compressor can be reduced, and the like, and meanwhile, the controller can control the closing and opening of the low-pressure stage compressor 201 and the high-pressure stage compressor 204, so as to control the closing and opening of the whole refrigeration system 200. Because the control panel of the controller is arranged on the surface of the machine body, the operation of controlling the refrigeration system is more convenient and simpler.
Further, referring again to fig. 2, the refrigeration system 200 further includes an intercooler 210, the intercooler 210 is connected to a first branch pipe 202, a second branch pipe 203, a third branch pipe 207 and a fourth branch pipe 211, the first branch pipe 202 and the second branch pipe 203 are both communicated with an inner cavity of the intercooler 210, and the third branch pipe 207 and the fourth branch pipe 211 are communicated with each other in the intercooler 210. Intercooler 210 is coupled to low-pressure stage compressor 201201 via first leg 202, high-pressure stage compressor 204 via second leg 203, condenser 205 via third leg 207, and main expansion valve 212 via fourth leg 211. The intercooler 210 may cool the refrigerant vapor of high temperature and high pressure generated after the low pressure stage compressor 201 compresses, and the refrigerant vapor of low temperature and high pressure is converted into the refrigerant vapor of low temperature and high pressure to enter the high pressure stage compressor 204, so as to improve the utilization rate of the compressor, and meanwhile, the refrigerant vapor generated from the high pressure stage compressor 204 may be further subcooled in the intercooler 210 after being condensed by the condenser 205, so that the refrigerant may enter the coil 216 in the cooling pipe 215 at a lower temperature, thereby better absorbing heat by evaporation in the box unit 104.
As shown in fig. 2, the third branch pipe 207 is provided with a dew condensation preventing pipe 206, and the fourth branch pipe 211 is provided with a filter 213. Dew prevention pipe 206 can prevent to carry the cabinet certainly and appear condensation water all around and lead to the refrigerator corrosion, and in the refrigeration process, high-pressure gas form refrigerant can flow through from this dew prevention pipe 206, will generate heat, can prevent that the drop of water from appearing in the express delivery cabinet to play dew prevention effect. The filter 213 may filter out impurities, such as metal filings, various oxides, dust, etc., in the refrigeration system to prevent the impurities from blocking the pipes or damaging the compressor.
In addition, the intercooler 210 is further provided with a fifth branch pipe 208, the fifth branch pipe 208 is provided with an auxiliary expansion valve 209, one end of the fifth branch pipe 208 is connected with the third branch pipe 207, the other end of the fifth branch pipe 208 is connected with the intercooler 210 through the auxiliary expansion valve 209, and the auxiliary expansion valve 209 is matched with the fifth branch pipe to reduce the pressure of the refrigerant entering the third branch pipe 207 in the intercooler 210, so that the pipeline damage in the intercooler 210 caused by the high-pressure refrigerant entering the intercooler 210 is avoided.
The refrigeration system 200 further includes a bypass adjusting pipeline 217 connected in parallel with the cooling pipeline 215, a bypass adjusting valve 218 is disposed on the bypass adjusting pipeline 217, and the bypass adjusting valve 218 can control the flow of the condensing agent passing through the bypass adjusting pipeline 217, so as to control the flow of the condensing agent in the cooling pipeline 215 connected in parallel with the bypass adjusting pipeline 217, and prevent the pipeline damage caused by the excessive flow of the condensing agent in the cooling pipeline 215.
In another preferred embodiment, referring again to fig. 1, the case unit 104 is provided with a door (not numbered) and a case (not numbered), with an electronic lock (not shown) disposed between the door and the case, and connected to the controller. The user can the control panel of the controller of direct control organism surface setting, and then reaches the switch of the electronic lock on the chamber door of control box unit 104 and the box, and then the person of facilitating the use takes and puts the article in the box unit.
Further, the cooling pipes 215 are each provided with a flow control valve 214, the flow control valves 214 are connected to the controller, and the controller can control the flow of the coolant in each temperature unit by controlling the flow control valves 214 to control the temperature of each temperature unit. With reference to fig. 1, each layer of the box body corresponds to one cooling duct 215, so that each layer of the box body can be controlled independently according to the situation. For example, if an article is placed in a certain layer of the box body, the corresponding flow control valve 214 is opened to cool the layer of the box body in which the article is placed, and if no article is placed in the layer of the box body, the corresponding valve is closed to save energy.
The above description is only for the embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a cabinet is carried from carrying in cold chain product express delivery, its characterized in that, cabinet includes is carried from carrying in cold chain product express delivery: the system comprises a storage device, a refrigeration system and a control system;
the storage device is provided with a plurality of temperature partitions, each temperature partition comprises a fresh-keeping area, a cold-storage area and a freezing area, and a plurality of layers of box body units with different volumes are arranged in each temperature partition;
the refrigeration system adopts a multi-stage compression refrigeration mode and comprises a plurality of groups of parallel cooling pipelines, each group of cooling pipelines comprises a plurality of sections of coils which are connected in series, and the coils on the same cooling pipeline are correspondingly arranged in the box units in the same layer of the fresh-keeping area, the cold-storage area and the freezing area; the number of rows of the coil pipes in each box body unit can be adjusted according to the temperature subarea where the box body unit is located;
the control system comprises a controller and a display screen for displaying information, and the controller is connected with the display screen and the refrigeration system respectively.
2. The self-service cabinet for delivering cold chain products according to claim 1, wherein the preset temperature of the fresh-keeping area is 0 ℃ to 5 ℃, the preset temperature of the cold-storage area is-8 ℃ to-5 ℃, and the preset temperature of the freezing area is-15 ℃ to-18 ℃.
3. The self-service cabinet for express delivery of cold chain products of claim 1, wherein the box units are each provided with a heat insulating layer therein.
4. The cold chain product express delivery self-service cabinet of any one of claims 1-3, wherein the refrigeration system comprises a low pressure stage compressor, a high pressure stage compressor, a condenser, a main expansion valve and the cold supply pipeline, and the low pressure stage compressor, the high pressure stage compressor, the condenser, the main expansion valve and the cold supply pipeline are connected in sequence and form a circulating refrigeration loop; the low-pressure stage compressor and the high-pressure stage compressor are both connected with the controller.
5. The self-service cabinet for express delivery of cold chain products as recited in claim 4, wherein the refrigeration system further comprises an intercooler, the intercooler is connected to a first branch pipe, a second branch pipe, a third branch pipe and a fourth branch pipe, the first branch pipe and the second branch pipe are communicated with an inner cavity of the intercooler, and the third branch pipe and the fourth branch pipe are communicated with each other in the intercooler; the intercooler is connected with the low-pressure stage compressor through a first branch pipe, connected with the high-pressure stage compressor through a second branch pipe, connected with the condenser through a third branch pipe, and connected with the main expansion valve through a fourth branch pipe.
6. The self-service cold chain product delivery cabinet of claim 5, wherein the third branch is provided with a dew prevention pipe and the fourth branch is provided with a filter.
7. The self-service cabinet for express delivery of cold chain products as claimed in claim 5, wherein the intercooler is further provided with a fifth branch pipe, the fifth branch pipe is provided with a sub-expansion valve, one end of the fifth branch pipe is connected with the third branch pipe, and the other end of the fifth branch pipe is connected with the intercooler via the sub-expansion valve.
8. The cold chain product express delivery self-service cabinet of claim 4, wherein the refrigeration system further comprises a bypass regulating pipeline connected in parallel with the cold supply pipeline, and a bypass regulating valve is arranged on the bypass regulating pipeline.
9. The self-service cabinet for cold chain product express delivery according to any one of claims 1-3, wherein the box unit is provided with a box door and a box body, an electronic lock is arranged between the box door and the box body, and the electronic lock is connected with the controller.
10. The cold chain product self-service cabinet for express delivery of any one of claims 1-3, wherein the cold supply pipes are each provided with a flow control valve, and the flow control valves are connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120825352.6U CN214704842U (en) | 2021-04-21 | 2021-04-21 | Cold chain product express delivery is from carrying cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120825352.6U CN214704842U (en) | 2021-04-21 | 2021-04-21 | Cold chain product express delivery is from carrying cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214704842U true CN214704842U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120825352.6U Active CN214704842U (en) | 2021-04-21 | 2021-04-21 | Cold chain product express delivery is from carrying cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214704842U (en) |
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2021
- 2021-04-21 CN CN202120825352.6U patent/CN214704842U/en active Active
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