WUYI153-US-NP
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`CLAIMS
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`1. A quick-freezing equipment, comprising:
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`an outdoor unit internally provided with a compressor and a condenser;
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`an indoor unit internally provided with an expansion assembly and an evaporator, wherein
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`the compressor, the condenser, the expansion assembly and the evaporator are successively
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`connected via a refrigerant pipeline; and
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`a quick-freezing device comprising a liquid storage tank and a quick-freezing box, wherein
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`the liquid storage tank is configured to store a first salt solution, the quick-freezing box is located
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`inside the liquid storage tank and configured to store a sodium chloride solution, the quick-freezing
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`10
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`box is connected with a circulating pipe, both ends of the circulating pipe are communicated with
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`an inner cavity of the liquid storage tank, the circulating pipe is provided with a heat exchange
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`component located within the quick-freezing box, and the refrigerant pipeline is provided with a
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`heat exchange pipe, the heat exchange pipe passes through the liquid storage tank and is located
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`between the expansion assembly and the evaporator.
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`15
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`2. The quick-freezing equipment according to claim 1, wherein the heat exchangepipeis of
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`a spiral coil structure and has at least one copper pipes with a diameter not greater than 6mm.
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`3. The quick-freezing equipment according to claim 2, wherein the liquid storage tank is
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`connected with a stirring mechanism, the stirring mechanism includes a motor fixedly connected
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`to the liquid storage tank, and the motor has a rotating shaft extending to interior of the liquid
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`storage tank and connected with a runner.
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`4. The quick-freezing equipment according to claim 1, wherein the circulating pipe is
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`connected with a driving pump, the driving pumpis located at an inlet end of the circulating pipe.
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`5. The quick-freezing equipment accordingto claim 4, wherein the inlet end of the circulating
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`pipe is communicated with a lower part of an inner cavity of the liquid storage tank, an outlet end
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`of the circulating pipe is communicated with an upperpart of the inner cavity of the liquid storage
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`tank, the inlet end and the outlet end of the circulating pipe are respectively located on two opposite
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`sides of the liquid storage tank.
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`6. The quick-freezing equipment according to claim 1, wherein the heat exchange component
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`is configured as a heat exchangecoil, the heat exchange coil is located at a lower part of an inner
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`cavity of the quick-freezing box.
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`7. The quick-freezing equipment according to claim 6, wherein the quick-freezing box is
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`connected with a liquid driving module, and the liquid driving module hasa propeller, the propeller
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`WUYI153-US-NP
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`-12-
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`is located in the inner cavity of the quick-freezing box to drive the sodium chloride solution to
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`flow.
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`8. The quick-freezing equipment according to claim 7, wherein the quick-freezing device
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`further includes a food material box, the food material box is configured to store food materials
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`and made of a wire gauze, the food material box is capable of being placed in the inner cavity of
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`the quick-freezing box and hasa lifting handle.
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`9. The quick-freezing equipment according to claim 1, wherein the refrigerant pipeline is
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`provided with a bypass pipe, the heat exchange pipe is disposed on the bypasspipe, the bypass
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`pipe and the refrigerant pipeline are both provided with stop valves.
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`10. The quick-freezing equipment according to claim 1, further including a storage body,
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`wherein a freezing chamber is formed inside the storage body, the indoor unit and the quick-
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`freezing device are both located in the freezing chamber, the storage body has an inner wall
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`provided with a thermal insulation layer.
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