Multifunctional mini swimming pool machine and control mode thereof

Abstract

The invention relates to the technical field of swimming pool machines, in particular to a multifunctional mini swimming pool machine and a control mode thereof.The multifunctional mini swimming pool machine comprises a swimming pool machine body, a water side heat exchanger, a fin type heat exchanger, a four-way reversing valve and a compressor which are sequentially connected are arranged in the swimming pool machine body, and a ventilation opening is formed in the position, right opposite to the fin type heat exchanger, of one side of the swimming pool machine body; a fan is arranged in the ventilation opening; the refrigerator heat exchanger is arranged, meanwhile, the beverage bin is embedded in one side of the swimming pool machine, the refrigerator heat exchanger and the water side heat exchanger are arranged in parallel, when the refrigerator heat exchanger is attached to the beverage bin, beverage in the beverage bin can be heated or cooled, and therefore the functions of a refrigerator and a heating box are achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pool machines, in particular to a multifunctional mini pool machine and a control method thereof. BACKGROUND

[0002] As the core temperature control equipment of a small household pool, the structure of the mini pool machine mainly consists of a compressor, a fin heat exchanger, a water-side heat exchanger, a four-way reversing valve, a throttling component (such as an electronic expansion valve or a capillary tube), and a circulating water pump, etc. Each component cooperates to realize the temperature regulation function of the pool water.

[0003] Among them, the compressor is the power core, which drives the refrigerant to circulate in the system; the four-way reversing valve realizes the conversion of cooling and heating modes by switching the flow direction of the refrigerant; in the cooling mode, the fin heat exchanger acts as a condenser to dissipate heat, and the water-side heat exchanger acts as an evaporator to absorb the heat of the pool water to achieve cooling; in the heating mode, the fin heat exchanger is switched to an evaporator to absorb environmental heat, and the water-side heat exchanger is switched to a condenser to release heat to the pool water to achieve heating. The function of the traditional mini pool machine is generally limited to single cooling and heating, and only the temperature of the small pool water can be adjusted according to the user's needs to adapt to different seasonal use scenarios. However, as a place to improve the quality of life and leisure experience, users often need to drink beverages while exercising and relaxing around the pool, and this demand varies significantly by season. Since the traditional mini pool machine lacks temperature control function for beverages, users need to purchase additional refrigerators, heating boxes, and other equipment to achieve cooling and heating of beverages, which not only increases the cost of purchasing appliances, but also occupies space around the pool, reducing the overall convenience and comfort of use. Therefore, the present application proposes a multifunctional mini pool machine and a control method thereof to solve the above problems. SUMMARY

[0004] The present application aims to provide a multifunctional mini pool machine and a control method thereof to solve the problems raised in the background.

[0005] The present application is achieved by the following technical solution: a multifunctional mini pool machine, comprising a pool machine body, a water-side heat exchanger, a fin heat exchanger, a four-way reversing valve, and a compressor connected in sequence inside the pool machine body, a ventilation opening is opened on one side of the pool machine body and opposite to the fin heat exchanger, a fan is arranged in the ventilation opening, a containing bin is embedded in one side of the pool machine body, a beverage bin is arranged in the containing bin and close to one side of the opening end, the opening ends of the containing bin and the beverage bin are aligned, and a bin door is further arranged at the opening of the containing bin, a heat exchange plate is embedded in one side wall of the beverage bin, and the inner and outer surfaces of the heat exchange plate are located on the inner and outer sides of the beverage bin, respectively. The water-side heat exchanger has an inlet and an outlet on its side wall, and a refrigerant inlet and a refrigerant outlet at its bottom. Several first heat-conducting parts are fixedly embedded on the side wall of the water-side heat exchanger. A refrigerator heat exchanger is movably installed between the beverage compartment and the water-side heat exchanger. The refrigerator heat exchanger includes an insulation shell and a heat exchange tube located inside the insulation shell. The two ends of the heat exchange tube are respectively connected to the refrigerant inlet and the refrigerant outlet of the water-side heat exchanger. Several heat-conducting sleeves are tightly fitted around the outside of the heat exchange tube. Several second heat-conducting parts are fixedly embedded on the side wall of the insulation shell. Several second heat-conducting parts are respectively connected to several heat-conducting sleeves. When the refrigerator heat exchanger is located near the water-side heat exchanger, a plurality of the second heat-conducting parts can abut against a plurality of the first heat-conducting parts; when the refrigerator heat exchanger is located near the beverage compartment, a plurality of the second heat-conducting parts abut against the heat exchange plate.

[0006] Optionally, the side wall of the pool machine body is provided with a water inlet and a water outlet, and the water inlet and water outlet of the water-side heat exchanger are respectively connected to the water inlet and the water outlet through flexible hoses.

[0007] Optionally, the water-side heat exchanger includes an outer shell and a plurality of heat-conducting pipes. A first partition is provided on the inner side of the outer shell near the bottom. A second partition is provided below the first partition. The two ends of the heat-conducting pipes are respectively located below the second partition and between the first and second partitions. The remaining part of the heat-conducting pipes is located above the first partition. The outer casing has several baffles alternately arranged on the left and right sides inside, and the heat pipe passes through several baffles; The refrigerant inlet communicates with the area between the first and second partitions; the refrigerant outlet communicates with the area below the second partition.

[0008] Optionally, the outer wall of the beverage compartment is covered with an insulation layer, and a heat exchange notch is provided in the insulation layer at the position opposite to the refrigerator heat exchanger, with the outer surface of the heat exchange plate located inside the heat exchange notch.

[0009] Optionally, the outer surfaces of the first and second heat-conducting parts are both serrated, and the outer surface of the heat exchange plate is integrally formed with a plurality of bosses, the outer ends of which are also serrated. The inner surface of the first heat-conducting part is integrally formed with a plurality of heat-conducting sheets.

[0010] Optionally, two sealing sleeves are provided through the side wall of the outer shell. The two sealing sleeves are located below the second partition and between the first partition and the second partition, respectively. Both ends of the heat exchange tube extend out of the bottom wall of the insulation shell and pass through the two sealing sleeves.

[0011] Optionally, the bottom end of the heat preservation shell is provided with a connecting frame, the bottom of the containing bin is internally provided with an electric push rod, the movable end of the electric push rod is connected with the connecting frame, and the electric push rod can push the refrigerator heat exchanger to be close to the beverage bin or the water side heat exchanger.

[0012] Optionally, the heat preservation shell comprises a bottom cover and a heat preservation cylinder, the heat preservation cylinder and the bottom cover are rotationally matched through a damping bearing, the heat exchange pipe is in a U shape in the internal region of the heat preservation shell, and one section of the heat exchange pipe is coaxially arranged with the heat preservation cylinder, and a plurality of heat conduction sleeves are all sleeved on the outside of the section of the heat exchange pipe.

[0013] Optionally, the outside of the heat preservation cylinder is fixedly sleeved with a driven gear ring, the inside of the containing bin and between the beverage bin and the water side heat exchanger is further provided with a matching rack, when the heat preservation shell passes through the matching rack, the matching rack can drive the driven gear ring to rotate by 180 degrees.

[0014] Optionally, in the refrigeration working condition, the refrigerant output by the compressor enters the fin heat exchanger through the four-way reversing valve, then flows through the water side heat exchanger and the refrigerator heat exchanger and returns to the compressor through the four-way reversing valve; The application further provides a control method of the multifunctional mini swimming pool machine. In the heating working condition, the refrigerant output by the compressor enters the water side heat exchanger and the refrigerator heat exchanger through the four-way reversing valve, then flows through the fin heat exchanger and returns to the compressor through the four-way reversing valve; In the working condition of needing to use the beverage bin, the refrigerator heat exchanger is located on the side close to the beverage bin, and the second heat conduction part and the heat exchange plate abut against each other; In the working condition of not needing to use the beverage bin, the refrigerator heat exchanger is located on the side close to the water side heat exchanger, and the second heat conduction part and the first heat conduction part abut against each other.

[0015] Compared with the prior art, the application provides a multifunctional mini swimming pool machine and a control method thereof, and has the following beneficial effects: 1. The refrigerator heat exchanger is arranged in the application, the beverage bin is embedded in one side of the swimming pool machine in a built-in mode, and the refrigerator heat exchanger and the water side heat exchanger are arranged in parallel, when the refrigerator heat exchanger is attached to the beverage bin, the beverage in the beverage bin can be heated or cooled, thereby realizing the functions of the refrigerator and the heating tank respectively; 2. In the working condition of not needing to use the beverage bin, the refrigerator heat exchanger can also be attached to the water side heat exchanger, thereby increasing the working efficiency of the water side heat exchanger by using the refrigerator heat exchanger; 3. The refrigerator heat exchanger is in working state whether the beverage bin is used or not, which ensures the stability of the refrigerant circulation and avoids the situation that the refrigerant is insufficient due to the sudden additional use of the heat exchanger. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Structure diagram of the present application; Figure 2 Refrigeration cycle diagram of the present application; Figure 3 Heating cycle diagram of the present application; Figure 4 Structure diagram of the present application in one state; Figure 5 Structure diagram of the present application in another state; Figure 6 Structure diagram of the water side heat exchanger of the present application; Figure 7 Structure diagram of the water side heat exchanger of the present application; Figure 8 Structure diagram of the heat exchange pipe of the present application; Figure 9 Structure diagram of the heat exchange plate of the present application; Figure 10 Structure diagram of the first heat conduction part of the present application; Figure 11 Structure diagram of the second heat conduction part of the present application; Figure 8 Enlarged view of A in the above diagram.

[0017] In the diagram: 100, pool machine body; 101, containing bin; 102, beverage bin; 103, bin door; 104, heat exchange plate; 1041, boss; 105, water inlet end; 106, water outlet end; 107, heat preservation layer; 108, connecting frame; 109, electric push rod; 110, matching rack; 200, water side heat exchanger; 201, shell; 202, first heat conduction part; 203, heat conduction pipe; 204, first partition; 205, second partition; 206, baffle; 207, heat conduction sheet; 300, fin heat exchanger; 400, four-way reversing valve; 500, compressor; 600, refrigerator heat exchanger; 601, heat preservation shell; 6011, bottom cover; 6012, heat preservation cylinder; 6013, driven gear ring; 602, heat exchange pipe; 603, heat conduction sleeve; 604, second heat conduction part. DETAILED DESCRIPTION

[0018] With reference to the drawings and embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of the present application.

[0019] Embodiment one: please refer to Figure 1 Figure 11 The embodiment of the present application provides a multifunctional mini swimming pool machine, which comprises a swimming pool machine body 100, the inside of the swimming pool machine body 100 is provided with a water side heat exchanger 200, a fin heat exchanger 300, a four-way reversing valve 400 and a compressor 500 connected in sequence, a ventilation opening is formed on one side of the swimming pool machine body 100 and faces the fin heat exchanger 300, and a fan is arranged in the ventilation opening; specifically, the refrigerant outlet of the compressor 500 is connected with the water side heat exchanger 200 and the fin heat exchanger 300 through the four-way reversing valve 400; it should be noted that since the swimming pool machine can be used for refrigeration and heating, the circulation direction of the refrigerant in the pipeline is opposite during refrigeration and heating.

[0020] Further, universal wheels are arranged at the four corners of the bottom of the swimming pool machine body 100, air vents are arranged on the two side walls of the swimming pool machine body 100, and a control screen is further arranged on the top of the swimming pool machine body 100.

[0021] As shown in Figure 4 , a containing bin 101 is arranged in one side of the swimming pool machine body 100 in an embedded manner, a beverage bin 102 is arranged in the containing bin 101 and close to one side of the opening end, the opening ends of the containing bin 101 and the beverage bin 102 are aligned, a bin door 103 is further arranged at the opening of the containing bin 101, a heat exchange plate 104 is embedded in one side wall of the beverage bin 102, and the inner and outer surfaces of the heat exchange plate 104 are located on the inner and outer sides of the beverage bin 102, respectively; specifically, the containing bin 101 and the beverage bin 102 are made of hard plastic material; in addition, beverages to be cooled or heated are placed in the beverage bin 102, one end of the bin door 103 is hinged, and the other end is magnetically attracted to the containing bin 101, so as to facilitate the staff to easily open the bin door 103.

[0022] Specifically, the water side heat exchanger 200 is a tube-in-shell heat exchanger, the side wall of the water side heat exchanger 200 is provided with a water inlet and a water outlet, the bottom of the water side heat exchanger 200 is further provided with a refrigerant inlet and a refrigerant outlet, and a plurality of first heat conduction portions 202 are embedded in the side wall of the water side heat exchanger 200; specifically, a water inlet end 105 and a water outlet end 106 are arranged on the side wall of the swimming pool machine body 100, and the water inlet and the water outlet of the water side heat exchanger 200 are connected with the water inlet end 105 and the water outlet end 106 through hoses, respectively.

[0023] ​In the specific application, the water inlet end 105 and the water outlet end 106 are connected with the swimming pool by water pipes, and a water pump is arranged on one of the water pipes, so that the water in the swimming pool is continuously pumped into the water-side heat exchanger 200, and the water after heat exchange is returned to the swimming pool by another water pipe, thereby forming a circulation.

[0024] Further, the water-side heat exchanger 200 comprises an outer shell 201 and a plurality of heat-conducting pipes 203, and a first partition plate 204 is arranged on the inner side of the outer shell 201 and close to the bottom position, and a second partition plate 205 is further arranged below the first partition plate 204, both ends of the heat-conducting pipes 203 are located below the second partition plate 205 and between the first partition plate 204 and the second partition plate 205, and the remaining part of the heat-conducting pipes 203 is located above the first partition plate 204; the refrigerant inlet is communicated with the area between the first partition plate 204 and the second partition plate 205; and the refrigerant outlet is communicated with the area below the second partition plate 205. The heat-conducting pipes 203 are made of red copper material, which has good heat conductivity, and the heat-conducting pipes 203 are in the shape of U as a whole. It should be pointed out that, in the refrigeration cycle, the refrigerant enters the area between the first partition plate 204 and the second partition plate 205 from the refrigerant inlet; and in the heating cycle, the refrigerant enters the area below the second partition plate 205 from the refrigerant outlet.

[0025] In addition, a plurality of baffle plates 206 are alternately arranged on the left and right sides of the inner part of the outer shell 201, and the heat-conducting pipes 203 penetrate through the plurality of baffle plates 206; the baffle plates 206 are used to increase the flow path of the water body in the heat exchanger, so as to improve the heat exchange efficiency. At the same time, a plurality of heat-conducting fins 207 are integrally formed on the inner surface of the first heat-conducting part 202, as shown in Figure 10 The heat-conducting fins 207 are used to increase the contact area of the water and the heat-conducting material, and further used to improve the heat conversion efficiency.

[0026] In the embodiment, the refrigerator heat exchanger 600 is movably arranged between the beverage bin 102 and the water-side heat exchanger 200, the refrigerator heat exchanger 600 comprises a heat preservation shell 601 and a heat exchange pipe 602 located in the heat preservation shell 601, both ends of the heat exchange pipe 602 are respectively communicated with the refrigerant inlet and the refrigerant outlet of the water-side heat exchanger 200, a plurality of heat-conducting sleeves 603 are tightly sleeved on the outside of the heat exchange pipe 602, a plurality of second heat-conducting parts 604 are fixedly embedded on the side wall of the heat preservation shell 601, and the plurality of second heat-conducting parts 604 are connected with the plurality of heat-conducting sleeves 603; specifically, the refrigerator heat exchanger 600 is in the shape of a cylinder as a whole, and it can move left and right in the area between the water-side heat exchanger 200 and the beverage bin 102, so as to be close to the beverage bin 102 or the water-side heat exchanger 200.

[0027] It is worth mentioning that the outer wall of the beverage bin 102 is wrapped with a heat preservation layer 107, the heat preservation layer 107 is provided with a heat exchange gap at the position opposite to the refrigerator heat exchanger 600, and the outer surface of the heat exchange plate 104 is located inside the heat exchange gap. Among them, the heat preservation layer 107 is made of sponge material, and the part of the heat exchange plate 104 located outside the beverage bin 102 is narrow in width, and the part of the heat exchange plate 104 located inside the beverage bin 102 is thick in width, as shown in Figure 9 In addition, the first heat conduction part 202, the second heat conduction part 604 and the heat exchange plate 104 are all made of red copper material and have good heat conductivity.

[0028] It should be noted that when the refrigerator heat exchanger 600 is located close to the water side heat exchanger 200, the second heat conduction part 604 can be in abutment with the first heat conduction part 202; when the refrigerator heat exchanger 600 is located close to the beverage bin 102, the second heat conduction part 604 is in abutment with the heat exchange plate 104. That is, when the refrigerator heat exchanger 600 is located close to the water side heat exchanger 200, it can assist the water side heat exchanger 200 to exchange heat, so as to improve the heat exchange efficiency of the water side heat exchanger 200; on the contrary, when the refrigerator heat exchanger 600 is located close to the beverage bin 102, it can cool or heat the beverage bin 102.

[0029] In the embodiment, two sealing sleeves are provided on the side wall of the outer shell 201, and the two sealing sleeves are located below the second partition plate 205 and between the first partition plate 204 and the second partition plate 205, respectively. Both ends of the heat exchange pipe 602 extend out of the bottom wall of the heat preservation shell 601 and penetrate the two sealing sleeves, respectively. Specifically, the inner ring of the sealing sleeve is provided with a rubber sealing ring for enhancing the sealing property and preventing refrigerant leakage.

[0030] The outer surface of the first heat conduction part 202 and the outer surface of the second heat conduction part 604 are both sawtooth-shaped, and the outer surface of the heat exchange plate 104 is integrally provided with a plurality of bosses 1041, and the outer end of the boss 1041 is also sawtooth-shaped. Specifically, when the first heat conduction part 202 and the second heat conduction part 604 are attached, the sawtooth shapes on the surfaces of the two can be engaged with each other; when the refrigerator heat exchanger 600 is located close to the beverage bin 102, the sawtooth on the outer surface of the second heat conduction part 604 and the sawtooth on the outer surface of the boss 1041 can also be attached to each other, thereby increasing the contact area and improving the heat conversion efficiency.

[0031] In some embodiments of the present application, the bottom end of the heat preservation shell 601 is provided with a connecting frame 108, the bottom of the containing bin 101 is provided with an electric push rod 109, the movable end of the electric push rod 109 is connected with the connecting frame 108, and the electric push rod 109 can push the refrigerator heat exchanger 600 close to the beverage bin 102 or close to the water side heat exchanger 200. That is, the electric push rod 109 is used to directly control the switching of the refrigerator heat exchanger 600 between the two working conditions.

[0032] Specifically, the heat preservation shell 601 comprises a bottom cover 6011 and a heat preservation cylinder 6012, the heat preservation cylinder 6012 and the bottom cover 6011 are rotationally connected through a damping bearing, the heat exchange pipe 602 is arranged in a U shape in an inner region of the heat preservation shell 601, and one section of the heat exchange pipe 602 is coaxially arranged with the heat preservation cylinder 6012, and a plurality of heat conduction sleeves 603 are sleeved outside the section of the heat exchange pipe 602. A driven gear ring 6013 is fixedly sleeved outside the heat preservation cylinder 6012, and a matching rack 110 is arranged in the inner region of the accommodating cavity 101 and between the beverage cavity 102 and the water-side heat exchanger 200, the matching rack 110 can drive the driven gear ring 6013 to rotate by 180° when the heat preservation shell 601 passes through the matching rack 110. That is, the matching rack 110 is located on one side of the heat preservation cylinder 6012, and the matching rack 110 is fixedly connected with the inner wall of the accommodating cavity 101 through a connecting rod.

[0033] When the heat preservation cylinder 6012 rotates, the second heat conduction part 604 and the heat conduction sleeve 603 also rotate around the heat exchange pipe 602, so that the outer end of the second heat conduction part 604 rotates from one side to the other side, and the second heat conduction part 604 can cooperate with the first heat conduction part 202 and the heat exchange plate 104 respectively.

[0034] In summary, in the specific application, when the beverage cavity 102 is not needed, the refrigerator heat exchanger 600 is located near the water-side heat exchanger 200, at this time, the first heat conduction part 202 and the second heat conduction part 604 abut. The refrigerant enters the water-side heat exchanger 200 and the refrigerator heat exchanger 600 at the same time, wherein the heat conduction pipe 203 in the water-side heat exchanger 200 is used for directly exchanging heat with the water body, and the heat exchange pipe 602 in the refrigerator heat exchanger 600 exchanges heat with the water body through the heat conduction sleeve 603, the second heat conduction part 604, the first heat conduction part 202 and the heat conduction fin 207. It is worth mentioning that although the refrigerator heat exchanger 600 needs to pass through multiple components for heat conduction to exchange heat with the water body, there is inevitably a certain heat loss, and through multiple tests, the heat efficiency of the refrigerator heat exchanger 600 in the embodiment can be maintained between 50% and 60%, and the specific data is affected by factors such as environmental temperature and medium flow rate.

[0035] When the user needs to use the beverage cavity 102 to cool or heat the beverage, the refrigerator heat exchanger is located near the beverage cavity 102, at this time, the second heat conduction part 604 and the heat exchange plate 104 abut. The refrigerant still enters the water-side heat exchanger 200 and the refrigerator heat exchanger 600 at the same time, wherein the heat conduction pipe 203 in the water-side heat exchanger 200 is used for directly exchanging heat with the water body, and the heat exchange pipe 602 in the refrigerator heat exchanger 600 exchanges heat with the air in the beverage cavity 102 through the heat conduction sleeve 603, the second heat conduction part 604 and the heat exchange plate 104, so as to heat or cool the beverage.

[0036] Embodiment two: the embodiment of the application also proposes a control method of the multifunctional mini pool machine, which is suitable for the multifunctional mini pool machine in embodiment one, and specifically includes the following steps: In the refrigeration working condition, the refrigerant output by the compressor 500 enters the fin heat exchanger 300 through the four-way valve 400, and then flows through the water-side heat exchanger 200 and the refrigerator heat exchanger 600 and returns to the compressor 500 through the four-way valve 400; In the heating working condition, the refrigerant output by the compressor 500 enters the water-side heat exchanger 200 and the refrigerator heat exchanger 600 through the four-way valve 400, and then flows through the fin heat exchanger 300 and returns to the compressor 500 through the four-way valve 400; In the working condition of needing to use the beverage bin 102, the refrigerator heat exchanger 600 is located close to one side of the beverage bin 102, and the second heat conduction part 604 and the heat exchange plate 104 are in abutment; at this time, the heat exchange pipe 602 in the refrigerator heat exchanger 600 exchanges heat with the air in the beverage bin 102 through the heat conduction sleeve 603, the second heat conduction part 604 and the heat exchange plate 104, so as to warm up or cool down the beverage.

[0037] In the working condition of not needing to use the beverage bin 102, the refrigerator heat exchanger 600 is located close to one side of the water-side heat exchanger 200, and the second heat conduction part 604 and the first heat conduction part 202 are in abutment; at this time, the heat exchange pipe 602 in the refrigerator heat exchanger 600 exchanges heat with the water body through the heat conduction sleeve 603, the second heat conduction part 604, the first heat conduction part 202 and the heat conduction fin 207.

[0038] It should be noted that, in this document, the terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0039] Although the embodiments of the application have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the application, and the scope of the application is defined by the appended claims and their equivalents.

Claims

1. A multifunctional mini pool machine, comprising a pool machine body, the inside of the pool machine body is provided with a water side heat exchanger, a fin heat exchanger, a four-way reversing valve and a compressor connected in sequence, a ventilation opening is formed on one side of the pool machine body and opposite to the fin heat exchanger, and a fan is arranged in the ventilation opening, characterized in that: a containing bin is embedded in one side of the pool machine body, a beverage bin is arranged in the containing bin and close to the opening end, the opening ends of the containing bin and the beverage bin are aligned, and a bin door is further arranged at the opening of the containing bin, a heat exchange plate is embedded in one side wall of the beverage bin, and the inner and outer surfaces of the heat exchange plate are located on the inner and outer sides of the beverage bin, respectively. The side wall of the water side heat exchanger is provided with a water inlet and a water outlet, and the bottom of the water side heat exchanger is further provided with a refrigerant inlet and a refrigerant outlet, a plurality of first heat conduction parts are embedded in the side wall of the water side heat exchanger. A refrigerator heat exchanger is movably arranged between the beverage bin and the water side heat exchanger, the refrigerator heat exchanger comprises a heat preservation shell and a heat exchange pipe arranged in the heat preservation shell, the two ends of the heat exchange pipe are respectively connected with the refrigerant inlet and the refrigerant outlet of the water side heat exchanger, a plurality of heat conduction sleeves are tightly sleeved on the outside of the heat exchange pipe, a plurality of second heat conduction parts are embedded in the side wall of the heat preservation shell, and the second heat conduction parts are connected with the heat conduction sleeves, respectively. When the refrigerator heat exchanger is located close to the water side heat exchanger, the second heat conduction parts can abut against the first heat conduction parts, and when the refrigerator heat exchanger is located close to the beverage bin, the second heat conduction parts all abut against the heat exchange plate. The side wall of the pool machine body is provided with a water inlet end and a water outlet end, and the water inlet and the water outlet of the water side heat exchanger are connected with the water inlet end and the water outlet end through hoses, respectively.

2. The multi-functional mini pool machine according to claim 1, wherein: The water side heat exchanger comprises an outer shell and a plurality of heat conduction pipes, the inner side of the outer shell is provided with a first partition plate close to the bottom position, the second partition plate is further arranged below the first partition plate, the two ends of the heat conduction pipes are respectively located below the second partition plate and between the first partition plate and the second partition plate, and the remaining part of the heat conduction pipes is located above the first partition plate.

3. The multi-functional mini pool machine according to claim 1, wherein: A plurality of baffle plates are alternately arranged on the left and right sides of the inside of the outer shell, and the heat conduction pipes penetrate through the baffle plates. The refrigerant inlet is communicated with the region between the first partition plate and the second partition plate, and the refrigerant outlet is communicated with the region below the second partition plate. The outer wall of the beverage bin is wrapped with a heat preservation layer, the heat preservation layer is provided with a heat exchange gap at the position opposite to the refrigerator heat exchanger, and the outer surface of the heat exchange plate is located inside the heat exchange gap.

4. The multi-functional mini-pool machine of claim 1, wherein: The outer surfaces of the first heat conduction parts and the second heat conduction parts are zigzag, the outer surface of the heat exchange plate is integrally provided with a plurality of bosses, the outer ends of the bosses are also zigzag, and the inner surface of the first heat conduction part is integrally provided with a plurality of heat conduction fins.

5. The multi-functional mini-pool machine of claim 1, wherein: Two sealing sleeves are penetratingly arranged on the side wall of the outer shell, and the two sealing sleeves are respectively located below the second partition plate and between the first partition plate and the second partition plate, and the two ends of the heat exchange pipe are respectively protruding from the bottom wall of the heat preservation shell and penetrating through the two sealing sleeves.

6. The multi-functional mini-pool machine of claim 3, wherein: ​ 7. The multi-functional mini-pool machine of claim 6, wherein: The bottom end of the heat preservation shell is provided with a connecting frame, the bottom of the containing bin is internally provided with an electric push rod, the movable end of the electric push rod is connected with the connecting frame, and the electric push rod can push the refrigerator heat exchanger to be close to the beverage bin or the water side heat exchanger.

8. The multi-functional mini-pool machine of claim 7, wherein: The heat preservation shell comprises a bottom cover and a heat preservation cylinder, the heat preservation cylinder and the bottom cover are rotationally matched through a damping bearing, the heat exchange pipe is in a U shape in the internal region of the heat preservation shell, and one section of the heat exchange pipe is coaxially arranged with the heat preservation cylinder, and a plurality of heat conduction sleeves are all sleeved outside the section of the heat exchange pipe.

9. The multi-functional mini-pool machine of claim 8, wherein: The outer fixed sleeve of the heat preservation cylinder is provided with a driven gear ring, the internal region of the containing bin and between the beverage bin and the water side heat exchanger are further provided with a matching rack, when the heat preservation shell passes through the matching rack, the matching rack can drive the driven gear ring to rotate by 180°.

10. A control mode of a multifunctional mini-pool machine, suitable for the multifunctional mini-pool machine according to any one of claims 1-9, characterized in that, The method comprises the following steps: In the refrigeration working condition, the refrigerant output by the compressor enters the fin heat exchanger through the four-way reversing valve, then flows through the water side heat exchanger and the refrigerator heat exchanger and returns to the compressor through the four-way reversing valve; In the heating working condition, the refrigerant output by the compressor enters the water side heat exchanger and the refrigerator heat exchanger through the four-way reversing valve, then flows through the fin heat exchanger and returns to the compressor through the four-way reversing valve; In the working condition of needing to use the beverage bin, the refrigerator heat exchanger is located on the side close to the beverage bin, and the second heat conduction part and the heat exchange plate are in abutment; In the working condition of not needing to use the beverage bin, the refrigerator heat exchanger is located on the side close to the water side heat exchanger, and the second heat conduction part and the first heat conduction part are in abutment.

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