CN111486643A - Refrigeration box and refrigeration box air conditioning system - Google Patents

Abstract

The invention provides a refrigerating box and an air conditioning system for the refrigerating box. The refrigerating box comprises: an outdoor unit, and a compressor is arranged in the outdoor unit; the inner unit of the refrigerating box includes a first heat exchanger; and a second heat exchanger is arranged outdoors The first heat exchanger, the compressor and the second heat exchanger are connected to each other to form a refrigeration cycle. The refrigeration box provided by this solution sets the compressor outside the inner unit of the refrigeration box, that is, the compressor and the inner unit of the refrigeration box are separated from each other, so that when the refrigeration box is used, the inner unit of the refrigeration box can be installed indoors, and the inner unit of the refrigeration box can be installed indoors. The outdoor unit is installed outdoors, so that when the user uses the refrigeration box, the noise can be reduced and the user experience can be improved. At the same time, since there is no need to install a compressor in the refrigeration box, the overall volume of the refrigeration box can also be reduced. The indoor footprint of the refrigerating box increases the volume of refrigeration and freezing that can be used by the refrigerating box, so as to improve the storage capacity of the refrigerating box.

Description

Refrigeration box and refrigeration box air conditioning system

technical field

The invention relates to the field of household appliances, and more particularly, to a refrigeration box and an air conditioning system for the refrigeration box.

Background technique

At present, the compressors of refrigeration boxes such as refrigerators and freezers are all installed in the box of the refrigeration box, while the refrigeration boxes such as refrigerators and freezers are generally installed indoors, so that the compressors of the refrigeration boxes are also installed indoors when they are in use, while the compression When the machine is running, the noise is relatively large, so the refrigeration box has a relatively large noise when it is running, thereby reducing the user experience. In addition, the compressor also occupies a large space in the box, thereby increasing the volume of the refrigeration box and reducing the usable volume of the refrigeration box.

Therefore, how to design a refrigeration box capable of reducing noise and volume has become an urgent problem to be solved at present.

SUMMARY OF THE INVENTION

The present invention aims to solve at least one of the technical problems existing in the prior art.

Therefore, an object of the present invention is to provide a refrigeration box.

Another object of the present invention is to provide a refrigeration box air conditioning system.

In order to achieve the above object, an embodiment of the first aspect of the present invention provides a refrigeration box, comprising: an outdoor unit, wherein a compressor is arranged in the outdoor unit; a heat exchanger; a second heat exchanger, which is arranged in the outdoor unit or in the inner unit of the refrigerating box; wherein the first heat exchanger is mutually connected with the compressor and the second heat exchanger Connect to a refrigeration cycle.

The refrigerating box provided according to the embodiment of the present invention includes an outdoor unit, a second heat exchanger, and an inner unit in the refrigerating box, wherein the outdoor unit includes a compressor, and the inner unit in the refrigerating box includes a first heat exchanger, so that the first heat exchange The compressor, the compressor and the second heat exchanger can be connected to each other to form a refrigeration cycle, so that the refrigeration cycle can continuously generate refrigeration capacity inside the refrigerator, so as to realize the cooling of the food inside the refrigerator. refrigerated or frozen. In this type of refrigerating box, the compressor on the refrigeration cycle circuit of the refrigerating box is arranged outside the refrigerating box inner machine, that is, the compressor and the refrigerating box inner machine are separated from each other, so that when the refrigerating box is used, the The indoor unit of the refrigerating box is installed indoors, while the outdoor unit is installed outdoors, so that when the user uses the refrigerating box, the noise can be reduced and the user experience can be improved. It can also reduce the overall volume of the machine in the refrigerating box, reduce the indoor floor space of the refrigerating box, and increase the volume of refrigeration and freezing that can be used by the refrigerating box, so as to improve the storage capacity of the refrigerating box.

Wherein, the second heat exchanger here can be installed in both the inner unit and the outdoor unit of the refrigerating box, and preferably the second heat exchanger can be installed in the outdoor unit, so that the second heat exchanger can be installed in the outdoor unit. It is arranged closer to the compressor, thereby enabling better cooperation between the compressor and the second heat exchanger. In addition, arranging the second heat exchanger in the outdoor unit can further reduce the volume of the unit inside the refrigerating box and increase the usable volume of the refrigerating box.

In addition, the refrigeration box provided according to the above embodiments of the present invention also has the following additional technical features:

In the above technical solution, preferably, the internal unit of the refrigerating box further comprises: a first valve, which can be opened and closed between the inlet of the first heat exchanger and the outlet of the second heat exchanger; Two valves can be opened and closed between the outlet of the first heat exchanger and the inlet of the compressor.

In this technical solution, by arranging the first valve between the inlet of the first heat exchanger and the outlet of the second heat exchanger, it is possible to realize the connection between the first heat exchanger and the second heat exchanger through the first valve. Connect and disconnect, so that the first valve can be closed when the refrigeration box is not needed, so that the cooling energy generated by the outdoor unit can not pass through the unit in the refrigeration box. A second valve is arranged between the outlet of the first heat exchanger and the inlet of the compressor, so that the connection and disconnection between the first heat exchanger and the compressor can be realized through the second valve, so that the When refrigerating the box, the second valve is closed, so that the inner unit and the outdoor unit of the refrigerating box can be completely disconnected, so that the outdoor unit can be used to supply cooling capacity to other refrigeration equipment, so as to improve the utilization rate of the outdoor unit.

Wherein, preferably, both the first valve and the second valve are solenoid valves.

In these technical solutions, the first valve and the second valve are preferably solenoid valves, which can improve the control precision of the first valve and the second valve, thereby improving the reliability of product control.

In any of the above technical solutions, preferably, the refrigerating box internal unit further includes a refrigerating box control board, and the refrigerating box control board is connected to the first valve and the second valve, and is used to control the first valve and the second valve. The opening and closing of a valve and the second valve; an outdoor control board is arranged in the outdoor unit, and the outdoor control board is connected to the compressor and the control board of the refrigerating box, and is used for connecting with the refrigerating box The control board together controls the operation of the compressor.

In these technical solutions, a refrigerating box control board can be set on the internal unit of the refrigerating box, so that the opening and closing of the first valve and the second valve can be controlled by the refrigerating box control board, so that the first valve and the second valve can be opened and closed. Can be opened and closed as needed. At the same time, an outdoor control board can be set in the outdoor unit, so that the compressor can be controlled through the outdoor control board and the refrigeration box control board together, so that the opening and closing of the compressor can be matched with the opening and closing of the first valve and the second valve. On and off can be synchronized.

Wherein, only one control board may be provided, so that the control of the first valve, the second valve and the compressor can be realized simultaneously through one control board. This arrangement can eliminate the use of a control panel, thereby simplifying the structure of the product.

In any of the above technical solutions, preferably, the refrigerating box unit further comprises: a box body, one end of the box body is provided with a box opening; a door body, mounted on the box body, can be opened or closed The box mouth; wherein, an air duct and a storage area are arranged in the box, the first heat exchanger is installed in the air duct, an air inlet is arranged on the storage box, and the air duct and The storage area is communicated through the air inlet.

In these technical solutions, the refrigerating box further includes a box body and a door body, and the box body is provided with an independent air duct and a storage area, and the storage area can be either a freezing area or a refrigerating area, and the air duct is provided with an independent air duct and a storage area. The generated air volume can enter the storage area through the air inlet, so that the cooling energy in the air duct can enter the storage area from the air inlet to realize the refrigeration of the items in the storage area. In this type of structure, an air duct is specially provided in the box body, and the first heat exchanger is installed in the air duct, and the cooling capacity is generated in the air duct, so that the air duct and the storage area can be independent of each other, thereby preventing the food from interacting with the first heat exchanger. Direct contact with heat exchangers, etc., so that the storage area can be kept clean and hygienic while cooling, so that the food can be kept clean and hygienic.

In any of the above technical solutions, preferably, the internal unit of the refrigeration box further includes a fan, which is installed in the air duct corresponding to the first heat exchanger.

In these technical solutions, a fan can also be arranged in the air duct, so that the air volume in the air duct can be enhanced by the fan, thereby improving the heat exchange efficiency of the first heat exchanger and the cooling capacity of the refrigeration box.

In any of the above technical solutions, preferably, the storage area includes one or more of a refrigerating area, a freezing area, and a temperature-changing area.

In these technical solutions, the storage area can be either a freezing area, a refrigerating area, or of course a variable temperature area, and the specific structure type and quantity of the storage area can be set according to actual needs.

In any of the above technical solutions, preferably, the number of the storage areas is multiple, and the air inlets are provided on the multiple storage areas.

In these technical solutions, the number of storage areas is multiple, so that the food can be stored in different regions, and the multiple storage areas can preferably be directly connected to the air duct through the air inlet.

Wherein, preferably, the refrigerating box is a refrigerator or a freezer.

Among them, the refrigeration box here not only refers to a refrigerator or freezer that can be refrigerated, but also refers to a heating device that can be heated by the refrigerant circulation principle of a compressor, an evaporator, and a condenser.

An embodiment of the second aspect of the present invention provides an air conditioning system for a refrigerating box, comprising: an outdoor unit, wherein a compressor and a third heat exchanger are arranged in the outdoor unit; The first heat exchanger; the second heat exchanger, which is arranged in the outdoor unit or in the inner unit of the refrigerating box, and the first heat exchanger is interconnected with the compressor and the second heat exchanger A refrigeration cycle is formed; an air conditioner indoor unit is provided with a fourth heat exchanger, and the fourth heat exchanger is connected with the compressor and the third heat exchanger to form a refrigeration cycle.

An air conditioning system for a refrigerated box provided according to an embodiment of the present invention includes an outdoor unit, an inner unit in the refrigerating box, a second heat exchanger arranged in the indoor unit or in the inner unit of the refrigerating box, and an indoor unit of the air conditioner, while the outdoor unit It includes a compressor and a third heat exchanger, and the inner unit of the refrigeration box includes a first heat exchanger, so that the first heat exchanger, the compressor and the second heat exchanger can be connected to each other to form a refrigeration cycle, so that the The refrigerating cycle loop continuously generates cold energy inside the refrigerating box inner unit, so as to realize the refrigeration or freezing of the food inside the refrigerating box inner unit. The air conditioner indoor unit is provided with a fourth heat exchanger, and the fourth heat exchanger, the compressor and the third heat exchanger can be connected to each other to form a refrigeration cycle, so that the fourth heat exchanger, the compressor and the third heat exchanger can be connected to each other to form a refrigeration cycle. The refrigeration cycle formed by the three heat exchangers is connected to continuously provide cooling capacity for the indoor unit of the air conditioner, so that the indoor unit of the air conditioner can perform cooling or heating. In this structure, the unit in the refrigerating box and the air conditioner are used together, so that the unit in the refrigerating box and the air conditioner can share a compressor, so that the use of one compressor can be eliminated, thereby reducing the cost of the product. In addition, in this structure, the compressor on the refrigeration cycle circuit of the refrigerating box is arranged outside the refrigerating box inner machine, that is, the compressor and the refrigerating box inner machine are separated from each other, so that when the refrigerating box is used specifically, the The indoor unit of the refrigerating box is installed indoors, while the outdoor unit is installed outdoors, so that when the user uses the refrigerating box, the noise can be reduced and the user experience can be improved. It can also reduce the overall volume of the unit in the refrigerating box, so as to reduce the indoor floor space of the unit in the refrigerating box, and increase the volume of refrigeration and freezing that can be used by the refrigerating box, so as to increase the storage capacity of the refrigerating box.

In any of the above technical solutions, preferably, the second heat exchanger is arranged in the outdoor unit; wherein, the second heat exchanger and the third heat exchanger have an integrated structure, or all The second heat exchanger and the third heat exchanger are of split structure.

In these technical solutions, the second heat exchanger can be preferably arranged in the outdoor unit, which can further reduce the volume of the inner unit in the refrigerating box, save the installation area of the inner unit in the refrigerating box, and expand the use of the inner unit in the refrigerating box. storage area. Preferably, the second heat exchanger and the third heat exchanger are of an integrated structure, that is, the second heat exchanger and the third heat exchanger are the same heat exchanger, so that the unit in the refrigeration box and the air conditioner can be shared. A compressor and an outdoor heat exchanger are used, so the use of a heat exchanger can be eliminated, the structure of the outdoor unit is optimized, and the volume of the outdoor unit is reduced. Of course, in another technical solution, the second heat exchanger and the third heat exchanger can also be arranged in a separate structure, so that the indoor unit of the refrigeration box and the indoor unit of the air conditioner can be independent of each other, so as to facilitate the realization of the inner unit of the air conditioner and the refrigeration box. independent control of the machines.

In any of the above technical solutions, preferably, the refrigeration box air conditioning system further includes: a first valve, which can be opened and closed between the inlet of the first heat exchanger and the outlet of the second heat exchanger ; a second valve, which can be opened and closed between the outlet of the first heat exchanger and the inlet of the compressor; a third valve, which can be opened and closed in the fourth heat exchanger between the inlet and the outlet of the third heat exchanger; a fourth valve, which can be opened and closed, is provided between the outlet of the fourth heat exchanger and the inlet of the compressor.

In these technical solutions, by arranging the first valve between the inlet of the first heat exchanger and the outlet of the second heat exchanger, the connection between the first heat exchanger and the second heat exchanger can be realized through the first valve. In this way, the first valve can be closed when the refrigerating box is not needed, so that the cooling capacity generated by the outdoor unit can not pass through the inner unit of the refrigerating box. A second valve is arranged between the outlet of the first heat exchanger and the inlet of the compressor, so that the connection and disconnection between the first heat exchanger and the compressor can be realized through the second valve, so that the When refrigerating the box, close the second valve so that the indoor unit and the outdoor unit of the refrigerating box can be completely disconnected, and this setting can realize the connection and disconnection between the indoor unit and the outdoor unit of the refrigerating box through the first valve and the second valve. Open, so that the first valve and the second valve can be closed when the refrigeration box is not needed, so that the indoor unit and the outdoor unit of the refrigeration box can be completely disconnected, so that the indoor unit of the air conditioner can work alone. However, a third valve is arranged between the inlet of the fourth heat exchanger and the outlet of the third heat exchanger, so that the connection and disconnection between the fourth heat exchanger and the third heat exchanger can be realized through the third valve, and A fourth valve is arranged between the outlet of the fourth heat exchanger and the inlet of the compressor, and the connection and disconnection between the fourth heat exchanger and the compressor can be realized through the fourth valve, so that the third valve and the compressor can be connected and disconnected through the fourth valve. The fourth valve realizes the connection and disconnection between the indoor unit of the air conditioner and the outdoor unit, so that the third valve and the fourth valve can be closed when the indoor unit of the air conditioner is not needed, so that the indoor unit and the outdoor unit of the air conditioner can be completely disconnected , so that the unit in the refrigeration box can work alone. In this structure, by setting the first valve, the second valve, the third valve and the fourth valve, the indoor unit of the refrigeration box and the indoor unit of the air conditioner can work independently and simultaneously, so that the entire air conditioning system of the refrigeration box can be Work in different modes, so as to better meet the different needs of users, thus improving the user experience.

In any of the above technical solutions, preferably, the first valve and the third valve are combined into a three-way valve, and/or the second valve and the fourth valve are combined into a three-way valve.

In these technical solutions, it is preferable to combine the first valve and the third valve into a three-way valve, so that the cooling capacity output by the outdoor unit can be divided into two parts through the three-way valve, so as to realize the indoor air conditioning and refrigeration box. In the same way, the second valve and the fourth valve can be combined into a three-way valve, so that the refrigerant discharged from the air conditioner indoor unit and the refrigerant discharged from the refrigeration box can pass through the three-way valve through the three-way valve. It is sent back to the compressor to complete the circulation of the refrigerant. This structure can combine two valves into a three-way valve, on the one hand, the use of one valve can be eliminated, and on the other hand, the output and input of the outdoor unit can be combined together, so that the use of pipes can be further reduced. The structure of the outdoor unit can be optimized and the cost of the outdoor unit can be reduced.

In any of the above technical solutions, preferably, the first valve, the second valve, the third valve, and the fourth valve are all solenoid valves.

In these technical solutions, the first valve, the second valve, the third valve and the fourth valve are preferably solenoid valves, which can improve the control precision of each valve, thereby improving the reliability of product control.

In any of the above technical solutions, preferably, the refrigerating box internal unit further includes a refrigerating box control board, and the refrigerating box control board is connected to the first valve and the second valve, and is used to control the first valve and the second valve. opening and closing of a valve and the second valve; the air-conditioning indoor unit further includes an air-conditioning control board, and the refrigeration box control board is connected to the third valve and the fourth valve for controlling the first valve The opening and closing of the three valves and the fourth valve; the outdoor unit is provided with an outdoor control board, and the outdoor control board is connected with the compressor, the refrigeration box control board and the air conditioning control board, and is used for Control the operation of the compressor together with the refrigeration box control board and the air conditioning control board.

In these technical solutions, a refrigerating box control board can be set on the internal unit of the refrigerating box, so that the opening and closing of the first valve and the second valve can be controlled by the refrigerating box control board, so that the first valve and the second valve can be opened and closed. Can be opened and closed as needed. At the same time, an air conditioner control panel may be provided on the air conditioner indoor unit, so that the opening and closing of the third valve and the fourth valve can be controlled by the air conditioner control panel, so that the third valve and the fourth valve can be opened and closed as required. In addition, an outdoor control board can also be arranged in the outdoor unit, so that the compressor can be controlled through the outdoor control board, the refrigeration box control board and the air conditioning control board, so that the opening and closing of the compressor can be matched with the first valve. , The opening and closing of the second valve, the third valve and the fourth valve can be synchronized and coordinated, so that the indoor unit of the refrigeration box and the indoor unit of the air conditioner can be controlled through the coordinated control of the outdoor control board, the refrigeration box control board and the air conditioning control board. According to the needs of users, they work independently or work together to improve the control reliability of the product.

In any of the above technical solutions, preferably, the refrigerating box unit further comprises: a box body, one end of the box body is provided with a box opening; a door body, mounted on the box body, can be opened or closed The box mouth; wherein, an air duct and a storage area are arranged in the box, the first heat exchanger is installed in the air duct, an air inlet is arranged on the storage box, and the air duct and The storage area is communicated through the air inlet.

In these technical solutions, the refrigerating box further includes a box body and a door body, and the box body is provided with an independent air duct and a storage area, and the storage area can be either a freezing area or a refrigerating area, and the air duct is provided with an independent air duct and a storage area. The generated air volume can enter the storage area through the air inlet, so that the cooling energy in the air duct can enter the storage area from the air inlet to realize the refrigeration of the items in the storage area. In this type of structure, an air duct is specially provided in the box body, and the first heat exchanger is installed in the air duct, and the cooling capacity is generated in the air duct, so that the air duct and the storage area can be independent of each other, thereby preventing the food from interacting with the first heat exchanger. Direct contact with heat exchangers, etc., so that the storage area can be kept clean and hygienic while cooling, so that the food can be kept clean and hygienic.

In any of the above technical solutions, preferably, the internal unit of the refrigeration box further includes a fan, which is installed in the air duct corresponding to the first heat exchanger.

In these technical solutions, a fan can also be arranged in the air duct, so that the air volume in the air duct can be enhanced by the fan, thereby improving the heat exchange efficiency of the first heat exchanger and the cooling capacity of the refrigeration box.

In any of the above technical solutions, preferably, the storage area includes one or more of a refrigerating area, a freezing area, and a temperature-changing area.

In these technical solutions, the storage area can be either a freezing area, a refrigerating area, or of course a variable temperature area, and the specific structure type and quantity of the storage area can be set according to actual needs.

In any of the above technical solutions, preferably, the number of the storage areas is multiple, and the air inlets are provided on the multiple storage areas.

In these technical solutions, the number of storage areas is multiple, so that the food can be stored in different regions, and the multiple storage areas can preferably be directly connected to the air duct through the air inlet.

Wherein, preferably, the refrigerating box is a refrigerator or a freezer.

In any of the above technical solutions, preferably, the refrigerating box inner unit and the air conditioning indoor unit are installed independently of each other, that is, the refrigerating box inner unit is not integrated with the air conditioning indoor unit, so that the refrigerating box inner unit is installed. And the indoor unit of the air conditioner can be installed in the room completely independently, instead of being integrated in a box.

Wherein, preferably, the unit inside the refrigerating box is a refrigerator or a freezer. Among them, the refrigerating box unit here refers not only to a refrigerating refrigerator or freezer, etc., but also refers to a heating device that can be heated by the refrigerant circulation principle of a compressor, an evaporator, and a condenser.

Wherein, the air conditioner indoor unit is a cabinet or a wall-mounted air conditioner, or a built-in air conditioner.

Additional aspects and advantages according to the invention will be presented in the description which follows, in part, which will be apparent from the description, or learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein:

1 is a schematic structural diagram of an internal unit in a refrigerating box provided by an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a refrigeration box air conditioning system provided by an embodiment of the present invention.

Among them, the corresponding relationship between the reference numerals and the component names in Fig. 1 and Fig. 2 is:

1 outdoor unit, 12 compressor, 14 second heat exchanger, 16 third heat exchanger, 18 outdoor control board, 2 refrigeration box inner unit, 22 first heat exchanger, 24 refrigeration box control board, 3 air conditioner indoor unit , 32 fourth heat exchanger, 34 air conditioning control panel, 42 first valve, 44 second valve, 46 third valve, 48 fourth valve.

Detailed ways

In order to understand the above objects, features and advantages of the present invention more clearly, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments may be combined with each other in the case of no conflict.

Many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited by the specific implementation disclosed below. example limitations.

The refrigeration box and the refrigeration box air conditioning system provided according to the embodiments of the present invention will be described below with reference to FIG. 1 and FIG. 2 .

As shown in FIG. 1 , an embodiment of the first aspect of the present invention provides a refrigeration box, including: an outdoor unit 1, wherein a compressor 12 is arranged in the outdoor unit 1; A heat exchanger 22; a second heat exchanger 14, which is arranged in the outdoor unit 1 or in the inner unit 2 of the refrigerating box; wherein the first heat exchanger 22 is connected to the compressor 12 and the second heat exchanger 14. into a refrigeration cycle.

The refrigerating box provided according to the embodiment of the present invention includes an outdoor unit 1, a second heat exchanger 14, and a refrigerating box unit 2, wherein the outdoor unit 1 includes a compressor 12, and the refrigerating box unit 2 includes a first heat exchanger 22. In this way, the first heat exchanger 22, the compressor 12 and the second heat exchanger 14 can be connected to each other to form a refrigeration cycle, so that the refrigeration cycle can continuously generate refrigeration capacity in the inner unit 2 of the refrigeration box. , so as to realize the refrigeration or freezing of the food inside the refrigerator 2 . In this type of refrigeration box, the compressor 12 on the refrigeration cycle circuit of the refrigeration box unit 2 is arranged outside the refrigeration box inner unit 2, that is, the compressor 12 and the refrigeration box inner unit 2 are separated from each other. When the refrigerating box is installed, the indoor unit 2 of the refrigerating box can be installed indoors, and the outdoor unit 1 can be installed outdoors, so that when the user uses the refrigerating box, the noise can be reduced and the user experience can be improved. The compressor 12 is arranged in the inner unit 2, so the overall volume of the inner unit 2 of the refrigerating box can also be reduced, the indoor area of storage capacity.

Wherein, the second heat exchanger 14 here can be installed in the indoor unit 2 of the refrigeration box or in the outdoor unit 1, and the second heat exchanger 14 can be installed in the outdoor unit 1 preferentially, so that the first heat exchanger 14 can be installed in the outdoor unit 1. The second heat exchanger 14 can be disposed closer to the compressor 12 , thereby enabling better cooperation between the compressor 12 and the second heat exchanger 14 . In addition, arranging the second heat exchanger 14 in the outdoor unit 1 can further reduce the volume of the unit 2 in the refrigerating box and increase the usable volume of the refrigerating box.

In the above embodiment, preferably, as shown in FIG. 1 , the refrigeration box further includes: a first valve 42 , which can be opened and closed between the inlet of the first heat exchanger 22 and the outlet of the second heat exchanger 14 . The second valve 44 is provided between the outlet of the first heat exchanger 22 and the inlet of the compressor 12 so as to be able to be opened and closed.

In this embodiment, by arranging the first valve 42 between the inlet of the first heat exchanger 22 and the outlet of the second heat exchanger 14 , the exchange between the first heat exchanger 22 and the second heat exchanger can be realized through the first valve 42 . The connection and disconnection between the heaters 14 can close the first valve 42 when the refrigerating box is not needed, so that the cooling capacity generated by the outdoor unit 1 can not pass through the inner unit 2 of the refrigerating box. However, a second valve 44 is arranged between the outlet of the first heat exchanger 22 and the inlet of the compressor 12, and the communication and disconnection between the first heat exchanger 22 and the compressor 12 can be realized through the second valve 44, so that The second valve 44 can be closed when the refrigerating box is not needed, so that the inner unit 2 and the outdoor unit 1 of the refrigerating box can be completely disconnected, so that the outdoor unit 1 can be used to supply cooling capacity to other refrigerating equipment, so as to increase the cooling capacity. The utilization rate of outdoor unit 1.

In any of the above embodiments, preferably, both the first valve 42 and the second valve 44 are solenoid valves.

In these embodiments, the first valve 42 and the second valve 44 are preferably solenoid valves, which can improve the control precision of the first valve 42 and the second valve 44, thereby improving the reliability of product control.

In any of the above-mentioned embodiments, preferably, as shown in FIG. 1 , the refrigerating box internal unit 2 further includes a refrigerating box control board 24, and the refrigerating box control board 24 is connected with the first valve 42 and the second valve 44 for controlling The opening and closing of the first valve 42 and the second valve 44; the outdoor unit 1 is provided with an outdoor control board 18, and the outdoor control board 18 is connected with the compressor 12 and the refrigerating box control board 24, and is used together with the refrigerating box control board 24 The operation of the compressor 12 is controlled.

In these embodiments, a refrigerating box control board 24 can be provided on the refrigerating box inner unit 2, so that the opening and closing of the first valve 42 and the second valve 44 can be controlled by the refrigerating box control board 24, so that the first valve 42 and the second valve 44 can be opened and closed. A valve 42 and a second valve 44 can be opened and closed as desired. At the same time, an outdoor control panel 18 can be provided in the outdoor unit 1, so that the compressor 12 can be controlled through the outdoor control panel 18 and the refrigeration box control panel 24, so that the compressor 12 can be turned on and off with the first The opening and closing of the valve 42 and the second valve 44 can be synchronized with each other.

Wherein, only one control board may be provided, so that the control of the first valve 42, the second valve 44 and the compressor 12 can be realized simultaneously through one control board. This arrangement can eliminate the use of a control panel, thereby simplifying the structure of the product.

In any of the above-mentioned embodiments, preferably, the refrigerating box unit 2 further comprises: a box body, one end of the box body is provided with a box opening; a door body, mounted on the box body, can open or close the box opening; wherein, An air duct and a storage area are arranged in the box, the first heat exchanger 22 is installed in the air duct, an air inlet is arranged on the storage box, and the air duct and the storage area are communicated through the air inlet.

In these embodiments, the refrigeration box further includes a box body and a door body, and the box body is provided with an independent air duct and a storage area, and the storage area can be either a freezing area or a refrigerating area, and the air duct The generated air volume can enter the storage area through the air inlet, so that the cooling energy in the air duct can enter the storage area from the air inlet to realize the refrigeration of the items in the storage area. In this structure, an air duct is specially provided in the box body, and the first heat exchanger 22 is installed in the air duct, and the cooling capacity is generated in the air duct, so that the air duct and the storage area can be independent of each other, thereby preventing food from A heat exchanger 22 and the like are in direct contact, so that the storage area can be kept clean and hygienic while cooling, so that the food can be kept clean and hygienic.

In any of the above embodiments, preferably, the unit 2 in the refrigeration box further includes a fan, which is installed in the air duct corresponding to the first heat exchanger 22 .

In these embodiments, a fan can also be arranged in the air duct, so that the air volume in the air duct can be enhanced by the fan, thereby improving the heat exchange efficiency of the first heat exchanger 22 and the cooling capacity of the refrigerating box.

In any of the above embodiments, preferably, the storage area includes one or more of a refrigerating area, a freezing area, and a temperature-changing area.

In these embodiments, the storage area can be either a freezing area, a refrigerating area, or, of course, a variable temperature area, and the specific structure type and quantity of the storage area can be set according to actual needs.

In any of the above-mentioned embodiments, preferably, the number of storage areas is multiple, and the multiple storage areas are provided with air inlets.

In these embodiments, the number of storage areas is multiple, so that the food can be stored in different regions, and the multiple storage areas can preferably be directly connected to the air duct through the air inlet.

Wherein, preferably, the refrigerating box is a refrigerator or a freezer.

Among them, the refrigeration box here not only refers to a refrigerator or freezer that can be refrigerated, but also refers to a heating device that can be heated by the refrigerant circulation principle of the compressor 12, the evaporator, and the condenser.

As shown in FIG. 2, an embodiment of the second aspect of the present invention provides an air conditioning system for a refrigerating box, including: an outdoor unit 1, wherein a compressor 12 and a third heat exchanger 16 are arranged in the outdoor unit 1; 2. The inner unit 2 of the refrigerating box includes a first heat exchanger 22; the second heat exchanger 14 is arranged in the outdoor unit 1 or in the inner unit 2 of the refrigerating box. The two heat exchangers 14 are connected to each other to form a refrigeration cycle; the air conditioner indoor unit 3, the air conditioner indoor unit 3 is provided with a fourth heat exchanger 32, and the fourth heat exchanger 32 is connected to the compressor 12 and the third heat exchanger 16. into a refrigeration cycle.

The refrigeration box air conditioning system provided according to the embodiment of the present invention includes an outdoor unit 1, an inner refrigeration box unit 2, a second heat exchanger 14 arranged in the indoor unit or in the inner unit 2 of the refrigeration box, and an air conditioner indoor unit 3, while the outdoor unit 1 includes the compressor 12 and the third heat exchanger 16, and the refrigerating box unit 2 includes the first heat exchanger 22, such that the first heat exchanger 22, the compressor 12 and the second heat exchanger 14 They can be connected to each other to form a refrigeration cycle, so that cold energy can be continuously generated inside the refrigerator 2 through the refrigeration cycle, so as to refrigerate or freeze the food inside the refrigerator 2 . The air conditioner indoor unit 3 is provided with a fourth heat exchanger 32, and the fourth heat exchanger 32, the compressor 12 and the third heat exchanger 16 can be connected to each other to form a refrigeration cycle, so that the fourth heat exchanger 32 can pass through the fourth heat exchanger. 32. The refrigeration cycle formed by the connection of the compressor 12 and the third heat exchanger 16 continuously provides cooling capacity for the air-conditioning indoor unit 3, so that the air-conditioning indoor unit 3 can perform cooling or heating. In this structure, the unit 2 in the refrigerating box and the air conditioner are used together, so that the unit 2 in the refrigerating box and the air conditioner can share one compressor 12, thereby eliminating the use of one compressor 12, thereby reducing the cost of the product. In addition, in this structure, the compressor 12 on the refrigeration cycle circuit of the refrigerating box unit 2 is arranged outside the refrigerating box inner unit 2, that is, the compressor 12 and the refrigerating box inner unit 2 are separated from each other. When the refrigerating box is used, the indoor unit 2 of the refrigerating box can be installed indoors, and the outdoor unit 1 can be installed outdoors, so that when the user uses the refrigerating box, the noise can be reduced and the user experience can be improved. The compressor 12 is arranged in the machine 2, so the overall volume of the machine 2 in the refrigerating box can also be reduced, so as to reduce the indoor footprint of the machine 2 in the refrigerating box, and increase the volume of refrigeration and freezing that can be used in the refrigerating box, so as to increase the Storage capacity of the refrigerated box.

In any of the above embodiments, preferably, the second heat exchanger 14 is arranged in the outdoor unit 1; wherein, the second heat exchanger 14 and the third heat exchanger 16 have an integrated structure, or the second heat exchanger 14 is an integral structure. 14 and the third heat exchanger 16 are of a split structure.

In these embodiments, the second heat exchanger 14 may preferably be arranged in the outdoor unit 1, which can further reduce the volume of the unit 2 in the refrigerating box, save the installation area of the unit 2 in the refrigerating box, and expand the refrigerating box. The storage area that the indoor unit 2 can use. Preferably, the second heat exchanger 14 and the third heat exchanger 16 are of an integrated structure, that is, the second heat exchanger 14 and the third heat exchanger 16 are the same heat exchanger, so that the internal 2 and the air conditioner can share a compressor 12 and an outdoor heat exchanger, so the use of a heat exchanger can be eliminated, the structure of the outdoor unit 1 can be optimized, and the volume of the outdoor unit 1 can be reduced. Of course, in another embodiment, the second heat exchanger 14 and the third heat exchanger 16 can also be set as a separate structure, so that the refrigeration box inner unit 2 and the air conditioning indoor unit 3 can be independent of each other, thereby facilitating the realization of air conditioning and independent control of the unit 2 in the refrigeration box.

In any of the above embodiments, preferably, as shown in FIG. 2 , the refrigeration box air conditioning system further includes: a first valve 42 , which can be opened and closed at the inlet of the first heat exchanger 22 and the second heat exchanger 14; the second valve 44, which can be opened and closed, is provided between the outlet of the first heat exchanger 22 and the inlet of the compressor 12; the third valve 46, which can be opened and closed, is provided in the fourth heat exchanger. Between the inlet of the heat exchanger 32 and the outlet of the third heat exchanger 16 ; the fourth valve 48 , which can be opened and closed, is provided between the outlet of the fourth heat exchanger 32 and the inlet of the compressor 12 .

In these embodiments, by arranging the first valve 42 between the inlet of the first heat exchanger 22 and the outlet of the second heat exchanger 14 , the first heat exchanger 22 and the second heat exchanger can be realized through the first valve 42 . The connection and disconnection between the heat exchangers 14 can close the first valve 42 when the refrigerating box is not needed, so that the cooling capacity generated by the outdoor unit 1 can not pass through the inner unit 2 of the refrigerating box. However, a second valve 44 is arranged between the outlet of the first heat exchanger 22 and the inlet of the compressor 12, and the communication and disconnection between the first heat exchanger 22 and the compressor 12 can be realized through the second valve 44, so that The second valve 44 can be closed when the refrigerating box is not needed, so that the indoor unit 2 and the outdoor unit 1 of the refrigerating box can be completely disconnected, and this setting can realize the refrigerating box through the first valve 42 and the second valve 44 The connection and disconnection between the indoor unit 2 and the outdoor unit 1, so that the first valve 42 and the second valve 44 can be closed when the refrigeration box is not needed, so that the indoor unit 2 and the outdoor unit 1 of the refrigeration box can be completely disconnected open, so that the indoor unit 3 of the air conditioner can work alone. However, a third valve 46 is provided between the inlet of the fourth heat exchanger 32 and the outlet of the third heat exchanger 16 , so that the connection between the fourth heat exchanger 32 and the third heat exchanger 16 can be realized through the third valve 46 . Connect and disconnect, and a fourth valve 48 is provided between the outlet of the fourth heat exchanger 32 and the inlet of the compressor 12, and the communication between the fourth heat exchanger 32 and the compressor 12 can be realized through the fourth valve 48 In this way, the connection and disconnection between the indoor unit 3 of the air conditioner and the outdoor unit 1 can be realized through the third valve 46 and the fourth valve 48, so that the third valve 46 can be connected when the indoor unit 3 of the air conditioner is not needed. and the fourth valve 48 are closed, so that the indoor unit 3 of the air conditioner and the outdoor unit 1 can be completely disconnected, so that the indoor unit 2 of the refrigeration box can work alone. By setting the first valve 42 , the second valve 44 , the third valve 46 and the fourth valve 48 in this structure, the refrigerating box unit 2 and the air-conditioning indoor unit 3 can both work independently and simultaneously. The box air conditioning system can work in different modes, so as to better meet the different needs of users, thus improving the user experience.

In any of the above embodiments, preferably, as shown in FIG. 2 , the first valve 42 and the third valve 46 are combined into a three-way valve, and/or the second valve 44 and the fourth valve 48 are combined into a three-way valve valve.

In these embodiments, the first valve 42 and the third valve 46 may preferably be combined into a three-way valve, so that the cooling capacity output by the outdoor unit 1 can be divided into two through the three-way valve, so as to realize air conditioning and In the same way, the second valve 44 and the fourth valve 48 can be combined into a three-way valve, so that the refrigerant discharged from the indoor unit 3 of the air conditioner and the internal unit of the refrigeration box can be separated through the three-way valve. 2. The discharged refrigerant is sent back to the compressor 12 through the three-way valve to complete the cycle of the refrigerant. This structure can combine two valves into a three-way valve, on the one hand, the use of one valve can be eliminated, and on the other hand, the output and input of the outdoor unit 1 can be combined together, thereby further reducing the use of pipelines. Therefore, the structure of the outdoor unit 1 can be optimized, and the cost of the outdoor unit 1 can be reduced.

In any of the above embodiments, preferably, the first valve 42 , the second valve 44 , the third valve 46 and the fourth valve 48 are all solenoid valves.

In these embodiments, the first valve 42 , the second valve 44 , the third valve 46 and the fourth valve 48 are preferably solenoid valves, which can improve the control precision of each valve, thereby improving the reliability of product control.

In any of the above-mentioned embodiments, preferably, as shown in FIG. 2 , the refrigerating box internal unit 2 further includes a refrigerating box control board 24, and the refrigerating box control board 24 is connected with the first valve 42 and the second valve 44 for controlling The opening and closing of the first valve 42 and the second valve 44; the air conditioner indoor unit 3 also includes an air conditioner control panel 34, and the refrigeration box control panel 24 is connected with the third valve 46 and the fourth valve 48 for controlling the third valve 46 and the fourth valve 48. The opening and closing of the fourth valve 48; the outdoor unit 1 is provided with an outdoor control board 18, and the outdoor control board 18 is connected with the compressor 12, the refrigeration box control board 24 and the air conditioning control board 34 for connecting with the refrigeration box control board 24 The operation of the compressor 12 is controlled together with the air conditioner control panel 34 .

In these embodiments, a refrigerating box control board 24 can be provided on the refrigerating box inner unit 2, so that the opening and closing of the first valve 42 and the second valve 44 can be controlled by the refrigerating box control board 24, so that the first valve 42 and the second valve 44 can be opened and closed. A valve 42 and a second valve 44 can be opened and closed as desired. At the same time, an air conditioner control panel 34 can be provided on the air conditioner indoor unit 3, so that the opening and closing of the third valve 46 and the fourth valve 48 can be controlled by the air conditioner control panel 34, so that the third valve 46 and the fourth valve 48 can be opened and closed. Can be opened and closed as needed. In addition, an outdoor control panel 18 can also be arranged in the outdoor unit 1, so that the compressor 12 can be controlled through the outdoor control panel 18, the refrigeration box control panel 24 and the air conditioning control panel 34, so that the compressor 12 can be turned on. The opening and closing of the first valve 42, the second valve 44, the third valve 46 and the fourth valve 48 can be synchronized with the opening and closing, so that the outdoor control panel 18, the refrigeration box control panel 24 and the air conditioning control panel 34 The coordinated control of the refrigerating box unit 2 and the air conditioner indoor unit 3 can work independently or work together according to the needs of the user, so that the control reliability of the product can be improved.

In any of the above-mentioned embodiments, preferably, the refrigerating box unit 2 further comprises: a box body, one end of the box body is provided with a box opening; a door body, mounted on the box body, can open or close the box opening; wherein, An air duct and a storage area are arranged in the box, the first heat exchanger 22 is installed in the air duct, an air inlet is arranged on the storage box, and the air duct and the storage area are communicated through the air inlet.

In these embodiments, the refrigeration box further includes a box body and a door body, and the box body is provided with an independent air duct and a storage area, and the storage area can be either a freezing area or a refrigerating area, and the air duct The generated air volume can enter the storage area through the air inlet, so that the cooling energy in the air duct can enter the storage area from the air inlet to realize the refrigeration of the items in the storage area. In this structure, an air duct is specially provided in the box body, and the first heat exchanger 22 is installed in the air duct, and the cooling capacity is generated in the air duct, so that the air duct and the storage area can be independent of each other, thereby preventing food from A heat exchanger 22 and the like are in direct contact, so that the storage area can be kept clean and hygienic while cooling, so that the food can be kept clean and hygienic.

In any of the above embodiments, preferably, the unit 2 in the refrigeration box further includes a fan, which is installed in the air duct corresponding to the first heat exchanger 22 .

In these embodiments, a fan can also be arranged in the air duct, so that the air volume in the air duct can be enhanced by the fan, thereby improving the heat exchange efficiency of the first heat exchanger 22 and the cooling capacity of the refrigerating box.

In any of the above embodiments, preferably, the storage area includes one or more of a refrigerating area, a freezing area, and a temperature-changing area.

In these embodiments, the storage area can be either a freezing area, a refrigerating area, or, of course, a variable temperature area, and the specific structure type and quantity of the storage area can be set according to actual needs.

In any of the above-mentioned embodiments, preferably, the number of storage areas is multiple, and the multiple storage areas are provided with air inlets.

In these embodiments, the number of storage areas is multiple, so that the food can be stored in different regions, and the multiple storage areas can preferably be directly connected to the air duct through the air inlet.

Wherein, preferably, the refrigerating box is a refrigerator or a freezer.

In any of the above embodiments, preferably, the unit 2 in the refrigeration box and the indoor unit 3 of the air conditioner are installed independently of each other, that is, the unit 2 in the refrigeration box is not integrated with the indoor unit 3 of the air conditioner, so that the unit in the refrigeration box is installed 2 and the air conditioner indoor unit 3 can be installed in the room completely independently, instead of being integrated in a box.

Wherein, preferably, the unit 2 in the refrigerating box is a refrigerator or a freezer. The in-box unit 2 here refers not only to a refrigerating refrigerator or freezer, but also to a heating device that can be heated by the refrigerant circulation principle of the compressor 12 , the evaporator and the condenser.

The air conditioner indoor unit 3 is a cabinet or a wall-mounted air conditioner, or a built-in air conditioner.

In the description of this specification, the terms "connected", "installed", "fixed", etc. should be understood in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; Directly connected or indirectly connected through an intermediary. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiment", etc. means that a particular feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention at least one embodiment or example of . In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or instance. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A refrigeration case, comprising:

the outdoor unit is internally provided with a compressor;

a refrigeration in-box unit comprising a first heat exchanger;

the second heat exchanger is arranged in the outdoor unit or in the refrigeration box;

wherein the first heat exchanger is interconnected with the compressor and the second heat exchanger to form a refrigeration cycle loop.

2. The refrigeration cassette as recited in claim 1 further comprising:

a first valve openably and closably disposed between an inlet of the first heat exchanger and an outlet of the second heat exchanger;

a second valve openably and closably disposed between an outlet of the first heat exchanger and an inlet of the compressor.

3. Refrigeration cassette as claimed in claim 2,

the refrigeration box inner unit also comprises a refrigeration box control panel, and the refrigeration box control panel is connected with the first valve and the second valve and is used for controlling the opening and closing of the first valve and the second valve;

an outdoor control panel is arranged in the outdoor unit, is connected with the compressor and the refrigeration box control panel and is used for controlling the work of the compressor together with the refrigeration box control panel.

4. A refrigeration cassette as claimed in any one of claims 1 to 3, wherein said refrigeration cassette inner unit further comprises:

the box body is provided with a box opening at one end;

the door body is arranged on the box body and can open or close the box opening;

wherein, be provided with wind channel and storing district in the box, first heat exchanger is installed in the wind channel, be provided with the air intake on the storage tank, the wind channel with storing district passes through the air intake intercommunication.

5. A refrigeration cabinet air conditioning system, comprising:

the outdoor unit is internally provided with a compressor and a third heat exchanger;

a refrigeration in-box unit comprising a first heat exchanger;

the second heat exchanger is arranged in the outdoor unit or the refrigeration box, and the first heat exchanger, the compressor and the second heat exchanger are mutually connected to form a refrigeration circulation loop;

and a fourth heat exchanger is arranged in the indoor air conditioner, and the fourth heat exchanger, the compressor and the third heat exchanger are mutually connected to form a refrigeration cycle loop.

6. The refrigeration cassette air conditioning system as set forth in claim 5,

the second heat exchanger is arranged in the outdoor unit;

the second heat exchanger and the third heat exchanger are of an integrated structure, or the second heat exchanger and the third heat exchanger are of a split structure.

7. The refrigeration cassette air conditioning system of claim 5 further comprising:

a first valve openably and closably disposed between an inlet of the first heat exchanger and an outlet of the second heat exchanger;

a second valve openably and closably provided between an outlet of the first heat exchanger and an inlet of the compressor;

a third valve openably and closably disposed between an inlet of the fourth heat exchanger and an outlet of the third heat exchanger;

a fourth valve openably and closably disposed between an outlet of the fourth heat exchanger and an inlet of the compressor.

8. The refrigeration cassette air conditioning system as set forth in claim 7,

the first valve and the third valve are combined into a three-way valve, and/or the second valve and the fourth valve are combined into a three-way valve; and/or

The first valve, the second valve, the third valve and the fourth valve are all electromagnetic valves.

9. The refrigeration cassette air conditioning system as set forth in claim 7,

the refrigeration box inner unit also comprises a refrigeration box control panel, and the refrigeration box control panel is connected with the first valve and the second valve and is used for controlling the opening and closing of the first valve and the second valve;

the indoor unit of the air conditioner further comprises an air conditioner control panel, and the refrigeration box control panel is connected with the third valve and the fourth valve and is used for controlling the third valve and the fourth valve to be opened and closed;

and an outdoor control panel is arranged in the outdoor unit, is connected with the compressor, the refrigeration box control panel and the air conditioner control panel and is used for controlling the work of the compressor together with the refrigeration box control panel and the air conditioner control panel.

10. A refrigeration cassette air conditioning system as recited in any of claims 5 to 9 wherein said refrigeration cassette inner unit further comprises:

the box body is provided with a box opening at one end;

the door body is arranged on the box body and can open or close the box opening;

wherein, be provided with wind channel and storing district in the box, first heat exchanger is installed in the wind channel, be provided with the air intake on the storage tank, the wind channel with storing district passes through the air intake intercommunication.

Images