Refrigerating system for modular vegetable cabinet

Abstract

The utility model belongs to the technical field of self-service vending, and particularly relates to a refrigerating system for a modularized vegetable cabinet, the vegetable cabinet comprises a cabinet body, a plurality of independent storage chambers are arranged in the cabinet body, detachable vegetable boxes are arranged in the storage chambers, and an air supply port and an air return port are arranged on a rear panel of each vegetable box; the refrigerating system comprises a compressor, a condenser, an evaporator and a connecting pipeline, and further comprises a refrigerating chamber arranged at the bottom of the cabinet body, an air supply channel communicated with the refrigerating chamber and an air return channel, the air supply channel is communicated with the air supply ports of the vegetable boxes, and the air return channel is communicated with the air return ports of the vegetable boxes; the evaporator is located in the refrigeration chamber, and external air enters the refrigeration chamber and then is converted into cold air which enters the vegetable boxes through the air supply channel and flows out of the vegetable boxes through the air return channel. Based on the specific characteristics of the cabinet body and the vegetable box, the air supply channel and the air return channel are designed, so that cold air can be continuously input into the vegetable box, and the cold air requirement of fruits and vegetables in the vegetable box is met.

Description

Technical Field

[0001] The utility model belongs to the technical field of unmanned vending, and in particular relates to a refrigeration system for a modular vegetable cabinet. Background Art

[0002] With the development of the times, unmanned vending has become one of the low-cost and high-yield ways to make money. The business model of traditional offline fresh food stores has fallen into trouble and is in urgent need of transformation. In the past two years, many communities in major cities across the country have seen the emergence of a device that automatically sells fresh fruits and vegetables, which has been widely recognized by the market and consumers. Currently, most of the vegetable cabinets on the market are fixed structures. When staff replenish stocks, they need to transport the fruits and vegetables to the destination and then put them into the vegetable cabinets. This replenishment process is not very convenient. In addition, a more efficient refrigeration solution is also needed for different types of vegetable cabinets.

[0003] Based on this, the present utility model is specially proposed. Utility Model Content

[0004] In view of the above problems, the utility model proposes a refrigeration system for a modular vegetable cabinet to meet the storage needs and refrigeration needs in different scenarios.

[0005] The utility model provides a refrigeration system for a modular vegetable cabinet, wherein the vegetable cabinet comprises a cabinet body, wherein a plurality of independent storage chambers are arranged in the cabinet body, wherein a detachable vegetable box is arranged in the storage chamber, and an air supply port and an air return port are arranged on the rear panel of the vegetable box;

[0006] The refrigeration system comprises a compressor, a condenser, an evaporator and connecting pipes, the compressor and the condenser are arranged on the top of the cabinet, and the evaporator is arranged on the bottom of the cabinet;

[0007] The refrigeration system further comprises a refrigeration chamber arranged at the bottom of the cabinet, and an air supply channel and a return air channel connected to the refrigeration chamber, wherein the air supply channel is connected to the air supply ports of each vegetable box, and the return air channel is connected to the return air ports of each vegetable box;

[0008] The evaporator is located in the refrigeration room. After entering the refrigeration room, the outside air is converted into cold air and enters each vegetable box through the air supply channel, and flows out of the vegetable box through the return air channel.

[0009] In a specific embodiment, the air supply port is provided with a one-way air inlet door, which is used to allow the air in the air supply channel to enter the vegetable box through the one-way air inlet door;

[0010] The return air outlet is provided with a one-way return air door, which is used to allow the air in the box body of the vegetable box to enter the return air channel through the one-way return air door.

[0011] In a specific embodiment, the refrigeration system further comprises a fan assembly disposed at the bottom of the cabinet, wherein the fan assembly is located in the refrigeration compartment and is used to draw outside air into the refrigeration compartment.

[0012] In a specific embodiment, the fan assembly includes a long strip-shaped bracket and a plurality of fans arranged side by side in the bracket.

[0013] In a specific embodiment, the refrigeration system further comprises a flow equalizing plate disposed in the refrigeration compartment, a plurality of ventilation holes are arranged on the flow equalizing plate, and air enters and exits the refrigeration compartment through the flow equalizing plate.

[0014] In a specific embodiment, the diameter of each ventilation hole on the flow balancing plate gradually increases from the middle position of the flow balancing plate toward both ends.

[0015] In a specific embodiment, a protective cover is provided on the top of the vegetable cabinet, and the compressor and the condenser are located inside the protective cover.

[0016] In a specific embodiment, a lock groove is provided on the inner wall of the storage chamber, and a lock strip matching the lock groove is provided on the outer wall of the vegetable box;

[0017] After the vegetable box is placed in the storage chamber, the locking bar can be snapped into the locking groove to fix the vegetable box in the storage chamber.

[0018] In a specific embodiment, the storage chambers in the cabinet are arranged in at least two rows in a horizontal direction and in at least three rows in a vertical direction.

[0019] In a specific implementation, a support base is respectively provided at the four corners of the bottom of the cabinet.

[0020] The technical solution provided by the present application may include the following beneficial effects: In the technical solution of the utility model, by dividing the internal space of the cabinet into a plurality of storage chambers, and then arranging a plurality of detachable vegetable boxes matching the storage chambers, the vegetable boxes can be placed in the storage chamber and taken out from the storage chamber, and the rear panel of the vegetable box is provided with an air supply port and an air return port. On the one hand, the staff can put the fruits and vegetables that need to be replenished into the vegetable box in advance at the supply station, and then carry the vegetable box to the location of the cabinet, take out the empty vegetable box 2 in the cabinet from the storage chamber, and then place the fully loaded vegetable box in the storage chamber of the cabinet, so as to quickly complete the replenishment. On the other hand, by arranging the compressor and the condenser in the top protective cover of the cabinet, and arranging the evaporator in the bottom refrigeration room, and then designing the air supply channel and the air return channel based on the specific characteristics of the cabinet and the vegetable box, the cold air can be continuously input into the vegetable box to maintain the cold air demand of the fruits and vegetables in the vegetable box.

[0021] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a structural schematic diagram of a vegetable cabinet (including a vegetable box) of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0024] Figure 2 It is a structural schematic diagram of a vegetable cabinet (the vegetable box is omitted) of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0025] Figure 3 It is a bottom perspective structural diagram of a vegetable cabinet of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model (the vegetable box is omitted);

[0026] Figure 4 It is a side perspective structural schematic diagram of a vegetable cabinet of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0027] Figure 5It is a schematic diagram of the back perspective structure of a vegetable cabinet of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0028] Figure 6 It is a bottom perspective structural diagram of a vegetable cabinet of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0029] Figure 7 It is a structural schematic diagram of a vegetable box of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model (the box opening is in a closed state);

[0030] Figure 8 It is a structural schematic diagram of a vegetable box of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model (the box opening is in an open state);

[0031] Fig. 9 It is a structural schematic diagram of another perspective of a vegetable box of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0032] Fig.10 It is a structural schematic diagram of a fan assembly of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model;

[0033] Fig.11 It is a structural schematic diagram of a flow equalizing plate of a refrigeration system for a modular vegetable cabinet in an embodiment of the utility model. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] The utility model provides a refrigeration system for a modular vegetable cabinet. Figure 1-9The modular vegetable cabinet of this embodiment includes a cabinet body 1, and a plurality of independent storage chambers 11 are arranged in the cabinet body 1. A detachable vegetable box 2 is arranged in the storage chamber 11, and an air supply port 21 and an air return port 22 are arranged on the rear panel of the vegetable box 2. In this embodiment, the storage chambers 11 in the cabinet body 1 are arranged in at least two rows in a horizontal direction, and in at least three rows in a vertical direction. Among them, the vegetable box 2 can be placed in the storage cavity 11 and taken out from the storage chamber 11. In this way, the staff can put the fruits and vegetables that need to be replenished into the vegetable box 2 in advance at the supply station, and then carry the vegetable box 2 to the location of the cabinet body 1, take out the empty vegetable box 2 in the cabinet body 1 from the storage chamber 11, and then place the fully loaded vegetable box 2 in the storage chamber 11 of the cabinet body 1, so as to quickly complete the replenishment.

[0036] The refrigeration system includes a compressor, a condenser, an evaporator and a connecting pipe. The compressor, the condenser and the evaporator are connected through the connecting pipe to realize the refrigeration cycle. The working principle of the compressor, the condenser and the evaporator is not described here. Among them, the compressor and the condenser are arranged on the top of the cabinet 1. Specifically, a protective cover 12 is arranged on the top of the vegetable cabinet. The compressor and the condenser are located in the protective cover 12. The compressor and the condenser in the protective cover 12 are not shown in the figure. More specifically, the refrigeration system of this embodiment also includes a refrigeration chamber 32 arranged at the bottom of the cabinet 1, and an air supply channel 33 connected to the refrigeration chamber 32, and a return air channel 34. The air supply channel 33 is connected to the air supply port 21 of each vegetable box 2, and the return air channel 34 is connected to the return air port 22 of each vegetable box. The evaporator 31 is located in the refrigeration chamber 32. In this way, when the outside air enters the refrigeration chamber 32, the evaporator 31 absorbs the heat of the air and converts it into cold air, and then enters each vegetable box 2 through the air supply channel 33, and flows out of the vegetable box 2 through the return air channel 34.

[0037] The layout of the refrigeration compartment 32, the air supply duct 33 and the return air duct 34 is as follows: Figure 4-6 As shown. Specifically, the refrigeration chamber 32 is a groove at the bottom of the cabinet 1, and the air supply channel 33 includes a horizontal section and a vertical section. The horizontal section is arranged at the bottom of the cabinet 1 and is connected to the refrigeration chamber 32. The vertical section includes multiple sections, and the specific number depends on the number of storage chambers 11 arranged in a horizontal row. In this embodiment, the air supply channel 33 has two vertical sections, which are respectively connected to the horizontal section, and each vertical section is respectively connected to each air supply port 21. Correspondingly, the return air channel 34 also includes a horizontal section and a vertical section. The horizontal section is arranged at the bottom of the cabinet 1, and the vertical section includes multiple sections, and the specific number depends on the number of storage chambers 11 arranged in a horizontal row. In this embodiment, the return air channel 34 has two vertical sections, which are respectively connected to the horizontal section, and each vertical section is respectively connected to each return air port 22.

[0038] In a specific embodiment, the air supply port 21 is provided with a one-way air inlet door, which only allows the air outside the box 23 to pass through and flow into the box 23; the return air port 222 is provided with a one-way return air door, which only allows the air inside the box 23 to pass through and flow out of the box 23. Specifically, after the cold air flowing out of the refrigeration chamber 32 enters the air supply channel 33, it passes through the one-way air inlet door of the air supply port 21 and enters the inside of each vegetable box 2, and then the air inside the vegetable box 2 flows into the return air channel 34 through the one-way return air door of the return air port 222 to be discharged, and this cycle is repeated to always keep the inside of the vegetable box 2 at a relatively low temperature.

[0039] Furthermore, the refrigeration system further includes a fan assembly 35 disposed at the bottom of the cabinet 1, the fan assembly is located in the refrigeration compartment 32, and the fan assembly 35 is used to draw outside air into the refrigeration compartment 32. Specifically, Fig.10 As shown, the fan assembly 35 includes a long strip-shaped bracket 351 and a plurality of fans 352 arranged side by side in the long strip-shaped bracket 351. The fans can be uniformly powered by the power supply of the refrigeration system.

[0040] Furthermore, the refrigeration system further includes a flow equalizer 36 disposed in the refrigeration compartment 32. Under the action of the fan assembly 35, the outside air passes through the flow equalizer 36 and enters the refrigeration compartment 32 evenly. Fig.11 As shown, a plurality of ventilation holes 361 are arranged on the flow balancing plate 36 , and the diameter of each ventilation hole 361 gradually increases from the middle position of the flow balancing plate 36 toward the two ends.

[0041] The above is the refrigeration system and its air path arrangement of this embodiment, by arranging the compressor and the condenser in the top protective cover 12 of the cabinet 1, and arranging the evaporator 31 in the bottom refrigeration compartment 32, and then arranging the air supply channel 33 and the return air channel 34 according to the specific design of the cabinet 1 and the vegetable box 2, so that the cold air can be continuously input into the vegetable box 2 to maintain the cold air demand of the fruits and vegetables in the vegetable box 2.

[0042] Combine the following Figure 7-9 The specific structure of the vegetable box of this embodiment is further described in detail.

[0043] like Figure 7-9As shown, the vegetable box 2 includes a box body 23, the front end of the box body 23 is opened to form a box opening, and the box opening position of the box body 23 is rotatably connected to a door body 24, and the door body 24 can open or close the box opening. After the box body 23 is placed in the storage chamber 11, the outer wall of the box body 23 can fit the inner wall of the storage chamber 11, that is, to ensure that the box body 23 matches the storage chamber 11. Further, a first mounting hole and a second mounting hole are respectively provided on the two opposite inner side walls of the box body 23, and the first mounting hole and the second mounting hole are close to the inner bottom surface of the box body 23. The two opposite outer side surfaces of the door body 24 are respectively provided with a first latch and a second latch, and the first latch and the second latch are close to the bottom surface of the door body 24. In this way, the first latch and the second latch are respectively inserted into the first mounting hole and the second mounting hole so that the door body 24 can be rotatably fixed at the box opening, and then the box opening is opened or closed in a rotating manner. Figure 7 It shows that the door body 1 is in a closed state. Figure 8 The door body 1 is shown in an open state. That is, the door body 24 is installed at the bottom of the box opening of the box body 23, and the box opening is opened from top to bottom by flipping. Optionally, a buckle part 241 is provided on the upper part of the door body 24, and the buckle part 241 can be used to open the box opening from top to bottom. That is, the operator buckles the buckle part 241 with his fingers, and then can easily pull the door body 24 to open the box opening.

[0044] Further, refer to Figure 2 A lock groove 13 is provided on the inner wall of the storage chamber 11. Fig. 9 A locking strip 25 matching the locking groove 13 is provided on the box body 23 . After the vegetable box 2 is placed in the storage chamber 11 , the locking strip 25 can be inserted into the locking groove 13 to fix the vegetable box 2 in the storage chamber 11 .

[0045] In an optional embodiment, referring to Figure 3 , a lighting assembly 14 is provided near the front end of the inner top wall of the storage chamber 11. When the box opening is opened, the lighting assembly 14 can illuminate the interior of the box body 23. It should be noted that the box opening of the box body 23 of the vegetable box 2 in this embodiment is partially tilted backward, so that the top front position of the box body 23 also has an opening (such as Figure 8 As shown in FIG. 1 , the lighting assembly can be arranged above the opening so that light can irradiate the interior of the box body 23 from the opening. Those skilled in the art can select a suitable lighting assembly according to actual needs, and this embodiment will not be described in detail.

[0046] Furthermore, a support seat 15 is respectively provided at the four corners of the bottom of the cabinet 1 .

[0047] As an optional example, the door 24 of the vegetable box 2 can be made of a transparent material to facilitate the user to observe the types of fruits and vegetables inside the vegetable box 2. In addition, those skilled in the art can also set a corresponding control system to open or close the box opening of the vegetable box 2 by setting corresponding conditions, which will not be described in detail in this embodiment.

[0048] In summary, in this embodiment, by dividing the internal space of the cabinet 1 into a plurality of storage chambers 11, and then arranging a plurality of vegetable boxes 2 matching the storage chambers 11, the vegetable boxes 2 can be placed in the storage chambers 11 and taken out from the storage chambers 11. This allows the staff to put the fruits and vegetables that need to be replenished into the vegetable boxes 2 in advance at the supply station, and then carry the vegetable boxes 2 to the location of the cabinet 1, take out the empty vegetable boxes 2 in the cabinet 1 from the storage chamber 11, and then place the fully loaded vegetable boxes 2 in the storage chamber 11 of the cabinet 1, so as to quickly complete the replenishment, which greatly improves the staff's replenishment method. In addition, by arranging the compressor and the condenser in the top protective cover 12 of the cabinet 1, and arranging the evaporator 31 in the bottom refrigeration chamber 32, and then designing the air supply channel 33 and the return air channel 34 based on the specific characteristics of the cabinet 1 and the vegetable box 2, the cold air can be continuously input into the vegetable box 2 to maintain the cold air demand of the fruits and vegetables in the vegetable box 2.

[0049] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A refrigeration system for a modular vegetable cabinet, the vegetable cabinet comprising a cabinet body, characterized in that: The cabinet is provided with a plurality of independent storage chambers, each of which is provided with a detachable vegetable box, and the rear panel of the vegetable box is provided with an air supply port and an air return port; The refrigeration system comprises a compressor, a condenser, an evaporator and connecting pipes, the compressor and the condenser are arranged on the top of the cabinet, and the evaporator is arranged on the bottom of the cabinet; The refrigeration system further comprises a refrigeration chamber arranged at the bottom of the cabinet, and an air supply channel and a return air channel connected to the refrigeration chamber, wherein the air supply channel is connected to the air supply ports of each vegetable box, and the return air channel is connected to the return air ports of each vegetable box; The evaporator is located in the refrigeration room. After the outside air enters the refrigeration room, it is converted into cold air and enters each vegetable box through the air supply channel, and flows out of the vegetable box through the return air channel.

2. The refrigeration system according to claim 1, characterized in that: The air supply port is provided with a one-way air inlet door, which is used to allow the air in the air supply channel to enter the vegetable box through the one-way air inlet door; The return air outlet is provided with a one-way return air door, which is used to allow the air in the box body of the vegetable box to enter the return air channel through the one-way return air door.

3. The refrigeration system according to claim 2, characterized in that: The refrigeration system further comprises a fan assembly arranged at the bottom of the cabinet, wherein the fan assembly is located in the refrigeration room and is used for sucking outside air into the refrigeration room.

4. The refrigeration system according to claim 3, characterized in that: The fan assembly comprises a long strip-shaped bracket and a plurality of fans arranged side by side in the bracket.

5. The refrigeration system according to claim 4, characterized in that: The refrigeration system further comprises a flow equalizing plate arranged in the refrigeration compartment, wherein a plurality of ventilation holes are arranged in an array on the flow equalizing plate, and air enters and exits the refrigeration compartment through the flow equalizing plate.

6. The refrigeration system according to claim 5, characterized in that: The diameter of each ventilation hole on the flow balancing plate gradually increases from the middle position of the flow balancing plate toward both ends.

7. The refrigeration system according to any one of claims 1 to 6, characterized in that: A protective cover is arranged on the top of the vegetable cabinet, and the compressor and the condenser are located inside the protective cover.

8. The refrigeration system according to claim 7, characterized in that: The inner wall of the storage chamber is provided with a lock groove, and the outer wall of the vegetable box is provided with a lock strip matching the lock groove; After the vegetable box is placed in the storage chamber, the locking bar can be snapped into the locking groove to fix the vegetable box in the storage chamber.

9. The refrigeration system according to claim 7, characterized in that: The storage chambers in the cabinet are arranged in at least two rows in a horizontal direction and in at least three rows in a vertical direction.

10. The refrigeration system according to claim 7, characterized in that: A supporting seat is respectively arranged at the four corners of the bottom of the cabinet.

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