CN112762602B - Cold accumulation plate condenser and direct current air conditioner - Google Patents

Abstract

The application relates to the technical field of refrigeration, discloses a condenser, includes: the box body is filled with a phase change material; the heat exchange component is partially or completely arranged in the phase change material and comprises a refrigerant flow path, a refrigerant flow path inlet and a refrigerant flow path outlet; the first communication pipeline is communicated with the inlet of the refrigerant flow path; the second communication pipeline is communicated with the outlet of the refrigerant flow path, and the cold charging component comprises a cold charging joint and a cold storage plate arranged in the box body. The application provides a condenser, the box intussuseption is filled with phase change material, and the high temperature refrigerant that gets into the refrigerant flow path through refrigerant flow path entry can carry out the heat exchange with phase change material, with heat transfer to phase change material, obtains the low temperature refrigerant after the heat exchange, flows from refrigerant flow path export, has realized the effect that the condenser heat spreads, need not to adopt the blast pipe to exhaust, has made things convenient for user's use. The application also discloses a direct current air conditioner comprising the condenser.

Description

Cold accumulation plate condenser and direct current air conditioner

Technical Field

The application relates to the technical field of refrigeration, for example to a cold storage plate condenser and a direct current air conditioner.

Background

The existing mobile air conditioner has the advantages of small occupied area, no need of installation and the like, and is popular with people. At present, a mobile air conditioner adopts a traditional air conditioner structure and comprises an evaporator, a compressor, a condenser, a throttling component and the like, wherein in the process of realizing refrigeration, the evaporator outputs cold energy, the condenser generates heat and transmits the generated heat to the outside. The heat generated by the condenser needs to be externally connected with a section of exhaust pipe to exhaust the generated heat to the outdoor, otherwise, the indoor temperature is affected.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: heat generated by the condenser is exhausted to the outside through the exhaust pipe, and an opening needs to be arranged on a window or other positions of a user for installation and exhaust of the exhaust pipe, so that inconvenience is brought to the user.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a condenser to solve the technical problem that heat generated by the existing condenser needs to be exhausted outdoors through an exhaust pipe, so that inconvenience is brought to users.

In some embodiments, the condenser comprises: the box body is filled with a phase change material; the heat exchange component is partially or completely arranged in the phase change material and comprises a refrigerant flow path, a refrigerant flow path inlet and a refrigerant flow path outlet; the first communication pipeline is communicated with the inlet of the refrigerant flow path; the second communication pipeline is communicated with the outlet of the refrigerant flow path, and the cold charging component comprises a cold charging joint and a cold storage plate arranged in the box body.

In some embodiments, the dc electric air conditioner includes a condenser as previously described; and the evaporator is communicated with the first communication pipeline and the second communication pipeline of the condenser.

The cold storage plate condenser and the direct current air conditioner provided by the embodiment of the disclosure can realize the following technical effects:

the condenser provided by the embodiment of the disclosure comprises a heat exchange component provided with a refrigerant flow path, the heat exchange component is arranged in a box body, a phase change material is filled in the box body, a high-temperature refrigerant entering the refrigerant flow path through an inlet of the refrigerant flow path can exchange heat with the phase change material, the heat is transferred to the phase change material, a low-temperature refrigerant is obtained after heat exchange, and flows out from an outlet of the refrigerant flow path, so that the effect of heat transfer of the condenser is realized, and a cold storage plate for cold storage of the phase change material in the box body is arranged, so that the phase change material can perform repeated heat exchange with the heat exchange component. The condenser provided by the embodiment of the disclosure does not need to adopt an exhaust pipe for exhausting, and is convenient for users to use.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated in the accompanying drawings, which correspond to the accompanying drawings and not in a limiting sense, in which elements having the same reference numeral designations represent like elements, and in which:

FIG. 1 is a schematic structural diagram of a condenser provided by an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of a cooling member provided by an embodiment of the present disclosure;

FIG. 3 is another schematic structural diagram of a condenser provided by an embodiment of the present disclosure;

FIG. 4 is a schematic structural view of a heat exchange member provided by an embodiment of the present disclosure;

FIG. 5 is another schematic structural view of a heat exchange member provided by an embodiment of the present disclosure;

FIG. 6 is a schematic diagram of an evaporator and condenser provided by an embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of a dc electric air conditioner provided in the embodiment of the present disclosure.

Reference numerals:

1: a condenser; 11: a box body; 12: a heat exchange member; 121: an inlet of a refrigerant flow path; 122: an outlet of the refrigerant flow path; 123: a heat exchange plate; 124: a first bus bar; 125: a second bus bar; 13: a first communicating pipe; 131: a first solenoid valve; 14: a second communication line; 141: a second solenoid valve; 15: driving the pump; 161: a cold accumulation plate; 162: a cold charging joint; 163: a cold charging communication pipeline; 164: a third electromagnetic valve; 2: an evaporator; 3: a housing; 31: a back plate; 32: a front panel; 311: an air inlet; 4 fans.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like, herein are used solely to distinguish one element from another without requiring or implying any actual such relationship or order between such elements. In practice, a first element can also be referred to as a second element, and vice versa. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a structure, apparatus, or device that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such structure, apparatus, or device. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a structure, device or apparatus that comprises the element. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The disclosed embodiment provides a condenser, including: the box body is filled with a phase change material; the heat exchange component is partially or completely arranged in the phase change material and comprises a refrigerant flow path, a refrigerant flow path inlet and a refrigerant flow path outlet; the first communication pipeline is communicated with the inlet of the refrigerant flow path; the second communication pipeline is communicated with the outlet of the refrigerant flow path, and the cold charging component comprises a cold charging joint and a cold storage plate arranged in the box body.

As shown in fig. 1, the heat exchange member 12 is provided with a refrigerant flow path through which a refrigerant flows, the heat exchange member 12 is disposed in the box 11, the box 11 is filled with a phase change material, cold energy is stored in the solid phase change material, a part or all of the heat exchange member is disposed in the phase change material, the refrigerant with a higher temperature entering the refrigerant flow path from the refrigerant flow path inlet 121 can exchange heat with the phase change material with a lower temperature, the high-temperature refrigerant in the refrigerant flow path transfers heat to the phase change material, the phase change material transfers cold energy to the refrigerant in the refrigerant flow path, after heat exchange, the temperature of the refrigerant in the refrigerant flow path is reduced, the low-temperature refrigerant flows out from the refrigerant flow path outlet 122, and the temperature of the refrigerant in the condenser 1 is reduced. The heat exchange component 12 of the condenser 1 provided by the embodiment of the disclosure exchanges heat with the phase-change material in the box body 11, the condenser does not need to exhaust to the outside, an exhaust pipe is omitted, and a user does not need to set an opening for the exhaust pipe to pass through at a window or other positions, so that the use of the user is facilitated.

The phase change material may be a phase change material that can undergo a change in form between a liquid state and a solid state. When the phase change material is solid, a certain amount of cold energy is stored in the solid phase change material, and can exchange heat with a refrigerant in a refrigerant flow path of the heat exchange member 12; when the cold energy of the phase-change material is completely released, the phase-change material is changed into a liquid state, and at the moment, the liquid phase-change material can be charged with cold, so that the liquid phase-change material is changed into a solid phase-change material stored with a certain cold energy again. When the phase change material is in a solid state, the heat exchange member 12 is embedded in the solid phase change material. The box 11 is filled with a phase change material, which can be understood as that the box 11 is filled or filled with the phase change material. The phase change material may be an inorganic salt phase change material or paraffin.

The box body 11 comprises a bottom and a side wall connected with the bottom, optionally, a gap is arranged between the heat exchange component 12 and the side wall, so that the fluidity of the liquid phase-change material in the box body 11 is improved, and the uniformity of the cold quantity in the phase-change material is improved. Here, a gap is provided between the heat exchange member 12 and the side wall, and it is understood that the heat exchange member 12 is not in contact with the side wall, or a portion of the heat exchange member 12 is connected to the side wall. The heated solid phase-change material is changed into a liquid phase-change material, and the phase-change material changed into the liquid phase-change material can flow in the gap between the heat exchange component 12 and the side wall, so that the distribution uniformity of the liquid phase-change material in the box body 11 is improved, the uniformity of cold quantity received by each part of the heat exchange component 12 is improved, and the heat exchange effect of the heat exchange component 12 is improved.

Optionally, the tank 11 is provided with two openings, a first opening through which the first communication duct 13 passes and a second opening through which the second communication duct 14 passes. Alternatively, the inner diameter of the first opening is equal to the outer diameter of the first communication pipe 13 and the inner diameter of the second opening is equal to the outer diameter of the second communication pipe 14. Thus, the sealing performance of the case 11 to the phase change material therein is improved. Optionally, the box 11 is fixedly connected, such as welded, with the first communication pipe 13 and the second communication pipe 14. The box body 11 comprises a bottom part, a top part and a side wall connected with the bottom part and the top part, optionally, the first opening is arranged on the top part or the side wall of the box body 11, and the second opening is arranged on the top part or the side wall of the box body 11, so that the service life of the phase change material in the box body 11 is prolonged. Optionally, a phase change material filling port is arranged at the top of the box body 11.

Optionally, the outer layer of the box body 11 is provided with a heat insulation material, such as a heat insulation plate, so that the heat insulation effect of the box body 11 on the phase change material inside the box body is improved, and the service life of the phase change material is prolonged.

Alternatively, the first communication pipe 13 may be a copper pipe, and the second communication pipe 14 may be a copper pipe.

As shown in fig. 2, the cold charging member includes a cold charging joint 162 and a cold storage plate 161 provided in the case 11. When the solid phase-change material in the box body 11 is completely or partially changed into liquid, the phase-change material in the box body 11 is cooled by the cooling component, so that the liquid phase-change material in the box body 11 is changed into the solid phase-change material with stored cooling capacity again. The cold charging component transmits cold of the cold source to the cold storage plate 161 through the cold charging connector 162, the cold storage plate 161 is arranged in the box body 11 and can be in contact with the phase change material in the box body 11, and then the cold is transmitted to the phase change material in the box body 11 to store cold to the phase change material, so that the phase change material is changed into the solid phase change material which stores cold and can exchange heat with the heat exchange component 12. Optionally, the cold charging connector 162 of the cold charging member is disposed outside the box 11, and the phase change material is cooled by an external cold source. Optionally, the cold storage plate 161 is an aluminum plate, which improves the transfer efficiency of cold.

Optionally, the cold storage plate is in contact with the heat exchange member.

The contact area between the heat exchange member 12 and the phase change material in the box body 11 is large, the cold accumulation plate 161 is in contact with the heat exchange member 12, the cold energy can be transmitted to the heat exchange member 12, the cold energy is transmitted to the phase change material by using the large contact area of the heat exchange member 12, the uniformity of changing the liquid phase change material into the solid phase change material is improved, and the cold charging efficiency is improved. Alternatively, there may be a plurality of contact points of the cold accumulating plate 161 and the heat exchanging member 12, and the plurality herein may be understood as two or more. When the contact points of the cold storage plate 161 and the heat exchange member 12 are multiple, the cold storage plate 161 can transmit cold to the heat exchange member through multiple contact points, so that the transmission efficiency of the cold between the heat exchange members 12 is improved, and the cold charging efficiency of the cold charging member is improved.

Optionally, the box body comprises a bottom and a side wall, and the cold accumulation plate is arranged at the bottom of the box body and connected with the heat exchange member.

As shown in fig. 1 to 3, the case 11 includes a bottom and a sidewall connected to the bottom. The cold storage plate 161 is disposed at the bottom of the box 11 and connected to the bottom of the box 11, and optionally, the cold storage plate 161 is fixedly connected to the bottom of the box 11, such as welded. The cold storage plate 161 includes a first surface connected to the bottom of the case 11 and a second surface opposite to the first surface, the second surface of the cold storage plate 161 is connected to the heat exchange member 12, and optionally, the cold storage plate 161 and the heat exchange member 12 may be fixedly connected by welding or the like. For cold-storage plate 161, heat exchange member 12 hardness is less, uses for a long time and takes place deformation easily, and cold-storage plate 161 and heat exchange member 12 fixed connection are favorable to preventing heat exchange member 12 deformation, have improved heat exchange member 12's life. Alternatively, the thickness of the cold accumulation plate 161 is greater than that of the heat exchange member 12, improving the connection stability of the cold accumulation plate 161 to the heat exchange member 12.

Optionally, the condenser further comprises: the first electromagnetic valve is arranged on the first communication pipeline; and the second electromagnetic valve is arranged on the second communication pipeline, wherein the first electromagnetic valve and the second electromagnetic valve are configured to control the refrigerant to flow in the refrigeration cycle loop.

As shown in fig. 3, during the refrigeration cycle of the air conditioner, the first solenoid valve 131 and the second solenoid valve 141 are controlled to be opened, so that the refrigerant flows between the evaporator and the condenser 1, thereby refrigerating the air conditioner. Optionally, a driving pump 15 is disposed on the first communication pipeline 13 or the second communication pipeline 14, so as to improve the circulation fluidity of the refrigerant between the evaporator and the condenser 1. Alternatively, the first solenoid valve 131 is a check valve and the second solenoid valve 141 is a check valve.

Optionally, the condenser provided by the embodiment of the present disclosure further includes a cooling communication pipeline, which communicates the first communication pipeline and the second communication pipeline.

As shown in fig. 3, the cold charge communication pipe 163 disposed between the first communication pipe 13 and the second communication pipe 14 may form a cold charge circulation loop by the first communication pipe 13, the cold charge communication pipe 163, the second communication pipe 14, and the refrigerant flow path in the heat exchange member. When the phase-change materials in the box body 11 need to be charged with cold, the cold charging circulation loop can be opened, so that the refrigerant carrying cold energy flows in the cold charging circulation loop, the transmission efficiency and the transmission uniformity of the cold energy between the liquid phase-change materials are improved, and the cold charging efficiency is improved. Optionally, the flushing and cooling communication pipeline 163 is a refrigerant pipe and is disposed in the box body 11.

Optionally, the condenser further includes a third solenoid valve disposed on the charge-cold communication line, wherein the third solenoid valve is configured to control the refrigerant to flow in the charge-cold circulation loop.

As shown in fig. 3, the charge communication line 163 is provided with a third solenoid valve 164. When the air conditioner operates in a refrigeration mode, the first electromagnetic valve 131 and the second electromagnetic valve 141 are controlled to be opened, the third electromagnetic valve 164 on the cold charging communication pipeline 163 is controlled to be closed, so that a refrigerant flows between the evaporator 2 and the condenser 1, and the air conditioner can exert a refrigeration effect; when the phase change material in the box body 11 needs to be cooled, the first electromagnetic valve 131 and the second electromagnetic valve 141 are controlled to be closed, and the third electromagnetic valve 164 on the cooling communication pipeline 163 is opened, so that the refrigerant circularly flows in the cooling circulation loop, and the cooling of the phase change material in the box body 11 is realized. Optionally, the third solenoid valve 164 is a check valve.

Optionally, the heat exchange member is a continuously bent heat exchange plate.

As shown in fig. 4, the heat exchange member 12 may be a serpentine or S-shaped heat exchange plate, and the heat exchange plate increases the contact area between the heat exchange member 12 and the phase change material in the box 11, and increases the heat exchange effect of the heat exchange member 12. Alternatively, the heat exchanger plate may be an inflatable plate. When the heat exchange member 12 is a continuously bent heat exchange plate, the continuously bent heat exchange plate includes a start portion and an end portion disposed at two ends of the heat exchange plate, wherein the refrigerant flow path inlet 121 is disposed at the start portion, and the refrigerant flow path outlet 122 is disposed at the end portion. Therefore, the heat exchange between the refrigerant in the heat exchange component 12 and the phase change material in the box body 11 is facilitated, and the heat exchange effect of the condenser 1 is improved. Meanwhile, the continuously bent heat exchange plate improves the contact point of the heat exchange member 12 and the cold accumulation plate 161, and improves the cold accumulation efficiency.

Optionally, the heat exchange member comprises: the heat exchange plates are connected with the first communication pipeline through the first connecting pipeline; and the second confluence piece is used for converging the openings at the other ends of the plurality of heat exchange plates and is communicated with the second communication pipeline.

"plurality" is to be understood as two or more than two. When the heat exchange member 12 comprises a plurality of heat exchange plates 123, the shape of the heat exchange plates 123 may be a straight plate shape. Each straight plate-shaped heat exchange plate 123 is provided with a refrigerant flow path inlet and a refrigerant flow path outlet, the first confluence piece 124 converges one end opening of the plurality of heat exchange plates 123, that is, converges the plurality of refrigerant flow path inlets of the plurality of heat exchange plates, and the second confluence piece 125 converges the other end opening of the plurality of heat exchange plates 123, that is, converges the plurality of refrigerant flow path outlets of the plurality of heat exchange plates, so that the plurality of heat exchange plates 123 are in parallel. The high-temperature refrigerant is distributed to the plurality of heat exchange plates 123 through the first confluence member 124, so that the plurality of heat exchange plates 123 exchange heat with the phase change material at the same time, and after the heat exchange is completed, the high-temperature refrigerant flows out through the second confluence member 125, thereby improving the heat exchange efficiency of the condenser 1, as shown in fig. 5. Meanwhile, the plurality of heat exchange plates arranged in parallel improve the contact points of the heat exchange member 12 and the cold accumulation plate 161, and improve the cold accumulation efficiency.

Optionally, the charge cold communication line comprises: the first connecting port is communicated with the first communicating pipeline; and the second connecting port is communicated with the second communicating pipeline.

As shown in fig. 3, the charge and cool communication line 163 is provided with a first connection port communicating with the first communication line 13, and a second connection port communicating with the second communication line 14. The first communication pipeline 13 and the second communication pipeline 14 are communicated with the refrigerant flow path of the heat exchange member 12, the low-temperature refrigerant in the charging communication pipeline 163 can circularly flow in the charging circulation loop, the contact area between the refrigerant flow path and the phase change material is large, the contact area between the low-temperature refrigerant and the phase change material is increased, and the charging efficiency of the charging member 16 is improved.

The first communication path 13 includes a first intermediate pipe section between the refrigerant path inlet 121 and the first connection port, and a first extension pipe section of the first intermediate pipe section; the second communication line 14 includes a second intermediate section between the refrigerant flow path outlet 122 and the second connection port, and a second extension section of the second intermediate section, and optionally, the first solenoid valve 131 is disposed in the first extension section, and the second solenoid valve 141 is disposed in the second extension section. During the refrigeration cycle of the air conditioner, the first electromagnetic valve 131 and the second electromagnetic valve 141 are controlled to be opened, so that the refrigerant flows between the evaporator 2 and the condenser 1 and does not flow in the cooling cycle loop, thereby realizing the refrigeration of the air conditioner, as shown in fig. 3 and 6.

Alternatively, the drive pump 15 is provided in the first intermediate pipe section or the second intermediate pipe section. When the air conditioner operates in a refrigeration mode, the driving pump 15 can drive a refrigerant to flow between the evaporator 2 and the condenser 1 and not flow in the cold charging circulation loop, so that the refrigeration effect of the air conditioner is improved; when the phase change material in the tank 11 needs to be cooled, the driving pump 15 can drive the refrigerant to circularly flow in the cooling circulation loop, and the refrigerant does not flow in the pipeline of the evaporator, so that the circulating fluidity of the low-temperature refrigerant in the cooling circulation loop is improved.

The disclosed embodiment provides a direct current electric air conditioner simultaneously, includes: a condenser as described previously; and the evaporator is communicated with the first communication pipeline and the second communication pipeline of the condenser.

As shown in fig. 6 and 7, the present disclosure provides a dc air conditioner powered by a dc storage battery, including the condenser 1 and the evaporator 2, wherein a refrigerant pipeline communicated with the first communication pipeline 13 and the second communication pipeline 14 of the condenser 1 is disposed in the evaporator 2. After the cold in the phase-change material is absorbed by the refrigerant in the heat exchange member 12 of the condenser 1, the temperature of the refrigerant in the condenser 1 is reduced, the low-temperature refrigerant flows out through the second communication pipeline 14 and enters the evaporator 2, after the evaporator 2 provides the cold in the low-temperature refrigerant to the indoor environment of a user, the temperature of the refrigerant in the evaporator 2 is increased, the refrigerant flows back to the condenser 1 through the first communication pipeline 13, and the high-temperature refrigerant in the condenser 1 and the solid-state phase-change material perform the next heat exchange cycle. When the phase-change material of the condenser 1 is completely or partially changed into liquid, the phase-change material is cooled by the cooling component, so that the phase-change material is changed into the solid phase-change material with stored cold again.

Optionally, the dc electric air conditioner provided by the embodiment of the present disclosure is not provided with a compressor.

As shown in fig. 7, the dc electric air conditioner provided in the embodiment of the present disclosure includes: a casing 3, an evaporator 2, a condenser 1 and a fan 4 provided in the casing 3. Wherein the housing 3 comprises a front panel 32 facing the user, and a back panel 31 opposite to the front panel 32, the front panel 32 being provided with an air outlet, optionally the air outlet being in the shape of a louver. The back plate 31 is provided with an air inlet 311 opposite to the air outlet. The evaporator 2 is disposed near the air inlet 311 with respect to the air outlet, and optionally, the fan 4 is disposed between the evaporator 2 and the air inlet 311. Optionally, a dust screen is disposed at the air inlet 311. Indoor high-temperature air enters from the air inlet 311 of the back plate 31 and is blown onto the evaporator 2 by the fan 4, the high-temperature air exchanges heat with low-temperature refrigerant in the evaporator 2 after passing through the evaporator 2, and the high-temperature air is blown out from the air outlet of the front panel 32 after the temperature is reduced. Optionally, the fan 4 is a dc fan.

Alternatively, the evaporator 2 is disposed at the upper portion of the condenser 1, which improves the utilization of the space in the case 3 and reduces the volume of the dc electric air conditioner, as shown in fig. 7.

Claims (7)

1. A condenser, comprising:

the box body is filled with a phase change material;

the heat exchange component is partially or completely arranged in the phase change material and comprises a refrigerant flow path, a refrigerant flow path inlet and a refrigerant flow path outlet;

the first communication pipeline is communicated with the inlet of the refrigerant flow path and is provided with a first electromagnetic valve;

the second communication pipeline is communicated with the outlet of the refrigerant flow path and is provided with a second electromagnetic valve;

the cold charging component comprises a cold charging joint and a cold storage plate arranged in the box body, the cold charging component transmits cold energy of a cold source to the cold storage plate through the cold charging joint, and the cold storage plate is in contact with the phase change material in the box body and transmits the cold energy to the phase change material to store the cold for the phase change material;

a cooling charging communication line communicating the first communication line and the second communication line, and provided with a third solenoid valve configured to flow a refrigerant in the cooling charging line and the refrigerant flow path,

when the air conditioner operates in a refrigeration mode, the first electromagnetic valve and the second electromagnetic valve are controlled to be opened, the third electromagnetic valve on the cold charging pipeline is closed, so that a refrigerant flows between the evaporator and the condenser, and the air conditioner can exert a refrigeration effect; when the phase-change material in the box body needs to be charged with cold, the first electromagnetic valve and the second electromagnetic valve are controlled to be closed, the third electromagnetic valve on the cold charging pipeline is opened, so that the refrigerant circularly flows in the cold charging pipeline and the refrigerant flow path, and the phase-change material in the box body is charged with cold.

2. The condenser of claim 1,

the cold accumulation plate is in contact with the heat exchange member.

3. The condenser of claim 1,

the box body comprises a bottom and a side wall,

the cold accumulation plate is arranged at the bottom of the box body and is connected with the heat exchange component.

4. The condenser of claim 1,

the heat exchange member is a heat exchange plate which is continuously bent.

5. The condenser of claim 1, wherein the heat exchange member comprises:

a plurality of heat-exchange plates, wherein,

the first confluence piece is used for converging openings at one end of the heat exchange plates and communicated with the first communication pipeline;

and the second confluence piece converges the openings at the other ends of the heat exchange plates and is communicated with the second communication pipeline.

6. The condenser of any one of claims 1-5, further comprising:

and the driving pump is arranged on the first communication pipeline or the second communication pipeline.

7. A direct current electric air conditioner, comprising:

a condenser according to any one of claims 1 to 6; and the combination of (a) and (b),

and the evaporator is communicated with the first communication pipeline and the second communication pipeline of the condenser.

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