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CN-224230315-U - Kitchen air conditioner with liquid residue prevention function in heat exchanger

CN224230315UCN 224230315 UCN224230315 UCN 224230315UCN-224230315-U

Abstract

The utility model relates to a kitchen air conditioner with a liquid residue prevention function in a heat exchanger, which comprises a shell and a refrigerating assembly, wherein an air inlet and an air outlet are arranged on the shell, the refrigerating assembly is arranged in the shell and at least comprises a compressor, the heat exchanger and an evaporator, wherein the evaporator is positioned at the inner side of the air inlet, the refrigerating assembly further comprises a refrigerant pipeline and a liquid pipeline, the heat exchanger is composed of a plurality of heat exchange pipes, each heat exchange pipe comprises a refrigerant channel and a liquid channel, the refrigerant channels in each heat exchange pipe are connected in series in the refrigerant pipeline, and the liquid channels in each heat exchange pipe are connected in parallel in the liquid pipeline.

Inventors

  • GUAN LAIFU
  • ZHANG HUAN

Assignees

  • 宁波市科梦电器有限公司

Dates

Publication Date
20260512
Application Date
20250508

Claims (10)

  1. 1. A kitchen air conditioner with liquid residue prevention function in a heat exchanger, comprising: a shell (1) provided with an air inlet (2) and an air outlet (3); The refrigeration assembly (4) is arranged in the shell (1) and at least comprises a compressor (5), a heat exchanger (6) and an evaporator (7), wherein the evaporator (7) is positioned at the inner side of the air inlet (2); The refrigeration assembly (4) further comprises a refrigerant pipeline (8) and a liquid pipeline (9), the compressor (5), the heat exchanger (6) and the evaporator (7) are mutually communicated through the refrigerant pipeline (8) and realize refrigerant circulation, and the heat exchanger (6) is communicated with an external liquid source through the liquid pipeline (9) and realizes liquid circulation; The heat exchanger (6) is composed of a plurality of heat exchange tubes (10), each heat exchange tube (10) comprises a refrigerant channel and a liquid channel, and the refrigerant channels in each heat exchange tube (10) are connected in series in the refrigerant pipeline (8); the method is characterized in that: The liquid channels in the heat exchange tubes (10) are connected in parallel in the liquid pipeline (9).
  2. 2. The kitchen air conditioner with the function of preventing liquid in a heat exchanger according to claim 1, wherein the liquid channel further comprises a liquid inlet (11) and a liquid outlet (12) which are arranged on the heat exchange tubes (10), the liquid pipeline (9) comprises a liquid inlet joint (13) and a liquid outlet joint (14) which are used for communicating an external liquid source, the liquid inlet joint (13) is respectively communicated with the liquid inlet (11) of each heat exchange tube (10), and the liquid outlet joint (14) is respectively communicated with the liquid outlet (12) of each heat exchange tube (10) so that the liquid channels in each heat exchange tube (10) are connected in parallel.
  3. 3. The kitchen air conditioner with the liquid residue prevention function in the heat exchanger according to claim 2, wherein the liquid pipeline (9) comprises a liquid inlet main pipe (15) and a liquid outlet main pipe (16), one end of the liquid inlet main pipe (15) is connected with a liquid inlet joint (13), the other end of the liquid inlet main pipe (15) is divided into a plurality of liquid inlet branch pipes (17) through a multi-way joint, the liquid inlet branch pipes (17) are connected with liquid inlet ports (11) of all heat exchange pipes (10) in a one-to-one correspondence manner, one end of the liquid outlet main pipe (16) is connected with a liquid outlet joint (14), the other end of the liquid outlet main pipe (16) is divided into a plurality of liquid outlet branch pipes (18) through the multi-way joint, and the liquid outlet branch pipes (18) are connected with liquid outlet ports (12) of all the heat exchange pipes (10) in a one-to-one correspondence manner.
  4. 4. The kitchen air conditioner with the function of preventing liquid in a heat exchanger as set forth in claim 2, wherein the liquid inlet (11) of each heat exchange tube (10) is located at the upper end thereof, and the liquid outlet (12) is located at the lower end thereof, so that the liquid in the liquid channel of the heat exchange tube (10) can flow downwards under the action of gravity without being affected by other external forces.
  5. 5. The kitchen air conditioner with the function of preventing liquid in the heat exchanger as claimed in claim 3, wherein the liquid inlet main pipe (15) is also connected with a ventilation valve (19), and the communication or isolation between the inside of the liquid inlet main pipe (15) and air outside the pipe can be controlled through the ventilation valve (19).
  6. 6. The kitchen air conditioner with the function of preventing liquid in a heat exchanger as claimed in claim 3, wherein the liquid inlet main pipe (15) is further provided with a liquid inlet valve (20) and a liquid inlet pump (21), and the liquid outlet main pipe (16) is further provided with a liquid outlet valve (22).
  7. 7. A kitchen air conditioner with a liquid residue prevention function in a heat exchanger according to claim 3, wherein the refrigerating assembly (4) further comprises a condensate pipe (23), one end of the condensate pipe (23) is communicated with the evaporator (7), and the other end of the condensate pipe is connected with a multi-way joint on the liquid inlet main pipe (15), so that condensate water generated by the evaporator (7) can flow into a liquid channel through the condensate pipe (23).
  8. 8. The kitchen air conditioner with the function of preventing liquid in the heat exchanger as claimed in claim 2, wherein the bottom of the shell (1) is provided with two through holes (24), and the liquid inlet connector (13) and the liquid outlet connector (14) extend out of the shell (1) through the through holes (24).
  9. 9. The kitchen air conditioner with the function of preventing liquid in a heat exchanger according to claim 1, wherein the heat exchange tube (10) comprises a starting heat exchange tube (25), a middle heat exchange tube (26) and a tail heat exchange tube (27), the refrigerant channel further comprises a refrigerant inlet (28) and a refrigerant outlet (29), the refrigerant inlet (28) of the starting heat exchange tube (25) is communicated with the compressor (5), the refrigerant outlet (29) of the starting heat exchange tube (25) is communicated with the refrigerant inlet (28) of the middle heat exchange tube (26), the refrigerant outlet (29) of the middle heat exchange tube (26) is communicated with the refrigerant inlet (28) of the tail heat exchange tube (27), and the refrigerant outlet (29) of the tail heat exchange tube (27) is communicated with the evaporator (7), so that the refrigerant channels of the heat exchange tubes (10) can be connected in series in the refrigerant pipeline (8).
  10. 10. A kitchen air conditioner with a liquid anti-residual function in a heat exchanger according to claim 1, further comprising an air supply assembly (30) located in the housing (1) and used for supplying air at the air inlet (2) to the air outlet, wherein the evaporator (7) is located between the air inlet (2) and the air supply assembly (30).

Description

Kitchen air conditioner with liquid residue prevention function in heat exchanger Technical Field The utility model relates to the technical field of products of integrated air conditioners, in particular to a kitchen air conditioner with a liquid residue prevention function in a heat exchanger. Background The integrated air conditioner is used for adjusting the temperature, is suitable for equipment rooms of various mobile communication operators, scientific research institutions, hospitals, enterprises and other units, and gradually reduces the volume along with the continuous development of the technology, so that the integrated air conditioner can not be used as a commercial integrated air conditioner any more, and some household integrated air conditioners are started to appear on the market. The household integrated air conditioner is mainly used for scenes with smaller space such as a kitchen, a bathroom and the like, and the air conditioner used in the kitchen is mainly used for refrigerating in summer, and the main service time is often less than half a year, so that compared with a fixed non-detachable hanging air conditioner, the integrated air conditioner is more flexible and can be moved according to the requirements of users. The patent number ZL202420881119.3 discloses an integrated air conditioner which comprises a shell, a fan volute, a liquid storage container and a liquid storage container, wherein the shell is provided with an indoor air receiving area and an indoor air feeding area, the fan volute is arranged in an installation space surrounded by the shell, the fan volute is provided with an accommodating space, an air inlet area and an air outlet area, the accommodating space is used for accommodating an indoor fan, the air inlet area and the air outlet area are communicated through the accommodating space, so that air flow entering through the indoor air receiving area and the air inlet area is guided to the air outlet area and the indoor air feeding area by the fan volute, the liquid storage container is used for storing humidifying liquid, the liquid storage container is arranged at the bottom side of the fan volute, and a liquid inlet of the liquid storage container is communicated with the accommodating space, so that liquid injected from the indoor air feeding area is guided into the liquid storage container by the fan volute. When the liquid storage container is required to be filled with water, no extra operation is needed to be performed on the container, and water is directly added into the shell from the indoor air supply area, so that the liquid filling operation of the liquid storage container is greatly facilitated. When the scheme in the patent is included, similar integrated air conditioners in the prior art have a problem that the integrated air conditioner has no external machine and has smaller overall volume compared with the common air conditioner, so that the space for heat exchange of the refrigerant in the air conditioner is very limited, particularly, along with the continuous improvement of the refrigerating power requirement of the integrated air conditioner, the power of an internal compressor is also improved, the existing integrated air conditioner generally adopts a liquid cooling mode to exchange heat the refrigerant in order to keep up with the power of the compressor, and the liquid pipelines of the heat exchange pipes are connected in series, so that the liquid can sequentially pass through each heat exchange pipe to absorb heat to the refrigerant, but the liquid pipelines still remain in each heat exchange pipe after the machine stops running due to the serial connection, so that the liquid pipelines in the heat exchange pipes are blocked or corroded easily for a long time, and the whole machine is damaged. Disclosure of Invention In order to overcome the defect that liquid residues are caused by the fact that liquid pipelines of heat exchange tubes in an integrated air conditioner are connected in series in the prior art, the utility model provides a kitchen air conditioner with a liquid residue prevention function in a heat exchanger. The utility model solves the technical problems that the kitchen air conditioner with the function of preventing liquid in a heat exchanger from remaining comprises: A housing provided with an air inlet and an air outlet; The refrigeration assembly is arranged in the shell and at least comprises a compressor, a heat exchanger and an evaporator, wherein the evaporator is positioned at the inner side of the air inlet; The refrigeration assembly further comprises a refrigerant pipeline and a liquid pipeline, the compressor, the heat exchanger and the evaporator are communicated with each other through the refrigerant pipeline and realize refrigerant circulation, and the heat exchanger is communicated with an external liquid source through the liquid pipeline and realizes liquid circulation; The heat exchanger consists o