CN209882431U - Heat dissipation component, air condensing units and air conditioner - Google Patents

Abstract

The utility model belongs to the technical field of the heat dissipation, a heat dissipation component, air condensing units and air conditioner is disclosed. The heat dissipation component comprises a first heat dissipation module, a second heat dissipation module and a superconducting heat pipe, wherein a refrigerant pipe is arranged in the first heat dissipation module, and the first heat dissipation module is connected with the second heat dissipation module through the superconducting heat pipe. The utility model provides a heat radiation component contains two heat radiation modules, and adopts superconducting heat pipe to connect two heat radiation modules, has improved heat radiation component's heat-sinking capability.

Description

Heat dissipation component, air condensing units and air conditioner

Technical Field

The utility model relates to a heat dissipation technical field, in particular to radiating component, air condensing units and air conditioner.

Background

The radiator of common air conditioner frequency conversion module control box adopts aluminium rib radiator more to the forced convection who cooperates the air condensing units fan dispels the heat, however this kind of radiating mode can't effectively solve frequency conversion module (converter) size little, the big high-efficient heat dissipation problem of heat flux density, lead to the frequency conversion module high temperature easily and make the compressor force to lower the frequency in order to reduce calorific capacity, like this, when needs air conditioner during operation, the air conditioner refrigerating output is not enough, user's refrigeration travelling comfort has seriously been influenced.

Still adopt the refrigerant to encircle the aluminium radiator through frequency conversion module among the prior art and cool down frequency conversion module, nevertheless aluminium radiator and frequency conversion circuit board contact surface are easy to be condensed dew, have the risk of burning out of circuit board short circuit.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a heat radiation component, air condensing units and air conditioner to solve the not enough technical problem of current radiator heat-sinking capability. 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 and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.

According to a first aspect of the embodiments of the present invention, a heat radiation member is provided.

In some optional embodiments, the heat dissipation member comprises: the heat dissipation device comprises a first heat dissipation module, a second heat dissipation module and a superconducting heat pipe, wherein a refrigerant pipe is arranged in the first heat dissipation module, and the first heat dissipation module is connected with the second heat dissipation module through the superconducting heat pipe. The embodiment of the utility model provides a heat radiation component that heat-sinking capability is high to effectively dispel the heat to the frequency conversion module of air conditioner, and then improved user's experience.

In some optional embodiments, in the heat dissipation member, the shape of the superconducting heat pipe is a U shape or an L shape.

In some optional embodiments, the heat dissipation member may include at least a first portion in contact with the first heat dissipation module and a second portion in contact with the second heat dissipation module.

In some optional embodiments, in the heat dissipation member, the first heat dissipation module includes a first heat dissipation base body, the first heat dissipation base body embeds the refrigerant pipe and the first portion of the superconducting heat pipe, and the second heat dissipation module includes a second heat dissipation base body, and the second heat dissipation base body embeds the second portion of the superconducting heat pipe.

In some optional embodiments, in the heat dissipation member, the first heat dissipation module further includes a first electromagnetic expansion valve.

In some optional embodiments, in the heat discharging member, the first heat discharging module further includes a check valve.

In some optional embodiments, in the heat dissipation member, the first heat dissipation substrate is a fin heat sink or a plate heat dissipation aluminum block.

In some optional embodiments, in the heat dissipation member, the second heat dissipation substrate is a fin heat sink or a plate heat dissipation aluminum block.

According to the second aspect of the embodiment of the present invention, an outdoor unit of an air conditioner is provided.

In some optional embodiments, the outdoor unit of an air conditioner includes any one of the heat dissipating members described above.

According to a third aspect of the embodiments of the present invention, there is provided an air conditioner.

In some optional embodiments, the air conditioner includes the air conditioner outdoor unit.

The embodiment of the utility model provides a technical scheme can include following beneficial effect:

the embodiment of the utility model provides a include two heat radiation modules of first heat radiation module and second heat radiation module, adopt superconductive heat pipe to carry out the high heat-sinking capability's that first heat radiation module and second heat radiation module are connected heat radiation component simultaneously. Will the embodiment of the utility model provides a when high heat-sinking capability's radiating component is used for dispelling the heat to the frequency conversion module of air conditioner, can effectively solve the high-efficient heat dissipation problem that air conditioner frequency conversion module size is little, heat flux density is big, and then guarantee air conditioner frequency conversion module's smooth operation, promote user experience.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural view illustrating a heat discharging member according to an exemplary embodiment.

Fig. 2 is a schematic structural view illustrating another heat dissipation member according to an exemplary embodiment.

Fig. 3 is a schematic structural view illustrating an air conditioner according to an exemplary embodiment.

The heat exchanger comprises a first heat dissipation module 1, a second heat dissipation module 2, a superconducting heat pipe 3, a compressor 4, a four-way valve 5, an outdoor heat exchanger 6, a first electromagnetic expansion valve 7, a capillary tube 8, a one-way valve 9, a second electromagnetic expansion valve 10, an indoor heat exchanger 11, a refrigerant pipe 101, a refrigerant inlet 102 and a refrigerant outlet 103.

Detailed Description

The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the embodiments herein includes the full ambit of the claims, as well as all available equivalents of the claims. 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 terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like herein, as used herein, are defined as orientations and positional relationships based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. In the description herein, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, and indirect connections via intermediary media, where the specific meaning of the terms is understood by those skilled in the art as appropriate.

Herein, the term "plurality" means two or more, unless otherwise specified.

Herein, the character "/" indicates that the preceding and following objects are in an "or" relationship. For example, A/B represents: a or B.

Herein, the term "and/or" is an associative relationship describing objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

As shown in fig. 1 and 2, an embodiment of the present invention provides a heat dissipation member, including: the heat radiator comprises a first heat radiating module 1, a second heat radiating module 2 and a superconducting heat pipe 3, wherein a refrigerant pipe 101 is arranged in the first heat radiating module, and the first heat radiating module is connected with the second heat radiating module through the superconducting heat pipe.

The embodiment of the utility model provides an including first heat dissipation module and second heat dissipation module in the radiator unit, just, adopt superconductive heat pipe to be connected first heat dissipation module and second heat dissipation module. The heat dissipation member including two heat dissipation modules provided in this embodiment employs two heat dissipation modules to dissipate heat of an object to be dissipated, and has high heat dissipation capability. For example, the first heat dissipation module may be a refrigerant heat dissipation form provided with a refrigerant pipe, specifically, heat is transferred to the first heat dissipation module through the superconducting heat pipe for heat dissipation, and cold is transferred to the superconducting heat pipe through the first heat dissipation module by the refrigerant pipe, thereby completing a phase change cycle of the superconducting heat pipe; the second heat dissipation module can be used for air cooling heat dissipation, can adopt a form of contacting with an object to be dissipated, receives heat of the object to be dissipated, and is combined with the fan to dissipate the heat to the air.

The utility model discloses do not do specific restriction to the heat dissipation object, for example, treat that the heat dissipation object can be the frequency conversion module of the air conditioner that the size is little, thermal current density is big. When the heat dissipation component provided by the embodiment is adopted to dissipate heat of the frequency conversion module of the air conditioner, compared with the existing aluminum fin radiator, the heat dissipation component can effectively dissipate heat of high-density heat flow, so that the compressor is guaranteed to work under the preset frequency, the compressor is prevented from forcibly reducing the frequency to reduce the heat productivity due to overhigh temperature of the frequency conversion module, and the user experience is further improved. Further, for current refrigerant encircle the aluminium radiator through frequency conversion module, this embodiment will be equipped with the first heat dissipation module of refrigerant pipe in with frequency conversion module direct contact, and then effectively prevented because of the risk that aluminium heating panel and inverter circuit contact surface produce the condensation and then lead to the circuit board short circuit to burn out.

The embodiment of the utility model provides an in, adopt superconductive heat pipe with second heat radiation module's heat transfer to first heat radiation module. Furthermore, the superconducting heat pipe is similar to a thermal diode, when the temperature of the second heat dissipation module reaches a certain temperature, the superconducting heat pipe starts the phase change heat transfer function, otherwise, the superconducting heat pipe is a common copper pipe. Specifically, the embodiment of the present invention provides a working method of a heat dissipation member, which includes that a second heat dissipation module contacts with an object to be dissipated, the object to be dissipated transfers heat to the second heat dissipation module as a heat source, the second heat dissipation module receives heat from the object to be dissipated and dissipates heat, when the temperature of the second heat dissipation module is less than or equal to a preset value, the second heat dissipation module only dissipates heat from the object to be dissipated, and at this time, the superconducting heat pipe does not transfer heat, and does not transfer heat from the second heat dissipation module to the first heat dissipation module; when the temperature of the second heat dissipation module is larger than the preset value, the first heat dissipation module and the second heat dissipation module are used for dissipating heat at the same time, at the moment, the superconducting heat pipe plays a heat transfer function and transfers the temperature of the second heat dissipation module to the first heat dissipation module, and the two heat dissipation modules dissipate heat with high heat flow density at the same time, so that the heat dissipation capacity of the heat dissipation component is improved. Specifically, in this embodiment, the object to be radiated may be an air conditioner frequency conversion module with a small size and a large heat flux density; the preset value may be 55 deg.c.

The superconducting heat pipe provided by the embodiment at least comprises a first part which is in contact with the first heat dissipation module and a second part which is in contact with the second heat dissipation module.

Further, the superconducting heat pipe may further include a third portion connecting the first portion and the second portion. The first part can be one heat conduction section in the superconducting heat pipe or a plurality of heat conduction sections, and the heat conduction sections can not be in contact with each other; similarly, the second portion may be one heat conducting segment of the superconducting heat pipe, or may be a plurality of heat conducting segments, and the plurality of heat conducting segments may not be in contact with each other. In this embodiment, the superconducting heat pipe may be integrally formed. The number of the superconducting heat pipes is not particularly limited in this embodiment, for example, the number of the superconducting heat pipes may be 1; in order to improve the heat transfer effect, the number of the superconducting heat pipes may be 2 or more. The contact described in this embodiment does not limit the contact manner between the superconducting heat pipe and the first heat dissipation module and the second heat dissipation module, for example, the first portion of the superconducting heat pipe may be disposed on the surface of the first heat dissipation module to transfer heat to the surface of the first heat dissipation module, and further, in order to better exert the heat transfer effect, the first portion of the superconducting heat pipe may be further embedded inside the first heat dissipation module to transfer heat to the inside of the first heat dissipation module; similarly, the second part of the super heat conducting pipe may be disposed on the surface of the second heat dissipation module to transfer heat on the surface of the second heat dissipation module, and further, in order to better exert the heat transfer effect, the second part of the super heat conducting pipe may be further embedded in the second heat dissipation module to transfer heat inside the second heat dissipation module.

The size and shape of the superconducting heat pipe are not particularly limited in the present invention, and for example, the shape of the superconducting heat pipe may be a U shape as shown in fig. 1, or an L shape as shown in fig. 2.

The first heat dissipation base body of the first heat dissipation module of the present invention is not particularly limited, and may be, for example, a fin-type heat sink or a plate-type heat dissipation aluminum block; similarly, the second heat dissipation base of the second heat dissipation module of the present invention is not particularly limited, and may be, for example, a fin-type heat sink or a plate-type heat dissipation aluminum plate.

As shown in fig. 1, an embodiment of the present invention provides a heat dissipation member in which the first heat dissipation base is a heat dissipation aluminum plate, the second heat dissipation base is a fin radiator, and the superconducting heat pipe is U-shaped. The heat dissipation aluminum plate of the first heat dissipation base body comprises six surfaces, two opposite surfaces with the largest defined surface area are a first surface and a second surface, the refrigerant pipe is embedded in the first heat dissipation base body, the refrigerant pipe is close to the first surface and is parallel to the first surface, the first part of the superconducting heat pipe is embedded in the first heat dissipation base body, and the first part of the superconducting heat pipe is close to the second surface and is parallel to the second surface; the finned radiator of the second radiating base body comprises a plurality of fins and a base plate connected with the fins, wherein the second part of the superconducting heat pipe is embedded in the base plate or arranged on the surface of the base plate, or a groove is formed in the surface of the base plate, and the second part of the superconducting heat pipe is positioned in the groove. Further, the first surface of the first heat dissipation base body is parallel to the surface of the substrate where the second part of the superconducting heat pipe is located. As shown in fig. 1, the superconducting heat pipe includes a first portion embedded in a first substrate, a second portion embedded in a second substrate, and a third portion connecting the first portion and the second portion. Specifically, the superconducting heat pipe may be integrally formed, and the three portions are all located in the same horizontal plane. In order to better exert the effect of heat transfer, a first horizontal plane of a horizontal plane where the superconducting heat pipe is located is defined, the fins in the second heat dissipation module are located below the first horizontal plane, and the refrigerant pipes in the first heat dissipation module are located above the first horizontal plane.

As shown in fig. 2, an embodiment of the present invention provides a heat dissipation member in which the first heat dissipation base is a heat dissipation aluminum plate, the second heat dissipation base is a fin radiator, and the superconducting heat pipe is L-shaped. Similarly, the relative position of the first part of the superconducting heat pipe and the first substrate may be the same as the aforementioned U-shape, and the relative position of the first part of the superconducting heat pipe and the second substrate may also be the same as the aforementioned U-shape. The difference is that the first surface of the first heat dissipation base body is perpendicular to the surface of the substrate where the second part of the superconducting heat pipe is located.

For the radiating effect of the first heat dissipation module of better performance, the embodiment of the utility model provides a first heat dissipation module still includes the first electromagnetic expansion valve 7 of refrigerant flow size in the control refrigerant pipe, as shown in fig. 3, further, first heat dissipation module can also include the check valve 9 of refrigerant flow direction in the control refrigerant pipe.

The utility model provides a include any one of aforesaid heat radiation module's air condensing units, wherein, first heat radiation module connects in parallel in compressor refrigeration refrigerant system.

The utility model provides an air conditioner, as shown in fig. 3, including compressor 4, cross valve 5, outdoor heat exchanger 6, first electromagnetic expansion valve 7, capillary 8, check valve 9, second electromagnetic expansion valve 10, indoor heat exchanger 11 with be used for the radiating heat dissipation component of frequency conversion module, the heat dissipation component of here is as aforesaid arbitrary any one.

Adopt the utility model provides an air conditioner carries out radiating method to frequency conversion module can be:

when the air conditioner indoor unit is in a heating mode, the first electromagnetic expansion valve is closed, and meanwhile, a refrigerant in the compressor is prevented from entering a refrigerant pipe of the first heat dissipation module by the aid of the one-way valve; when the air conditioner indoor unit is in a refrigeration mode and the outdoor low-loop temperature is reached, the electromagnetic expansion valve is closed, and only the second heat dissipation module is adopted for dissipating heat of the frequency conversion module.

When the air conditioner indoor unit is in a refrigeration mode and outdoor high-environment temperature is achieved, the frequency conversion module is cooled in a mode of combining the first cooling module and the second cooling module. For example, the opening degree of the first electromagnetic expansion valve can be adjusted according to the temperature change of the second heat dissipation module, so as to control the refrigerant quantity in the refrigerant pipe in the first heat dissipation module. For example, if the temperature of the second heat dissipation module is in an increasing trend, the opening degree of the first electromagnetic expansion valve is increased to increase the heat dissipation capacity of the first heat dissipation module.

Furthermore, the temperature of the second heat dissipation module at least comprises a first temperature range and a second temperature range, the temperature value in the first temperature range is smaller than the temperature value in the second temperature range, the opening degree of the first electromagnetic expansion valve at least comprises a first opening degree range corresponding to the first temperature range and a second opening degree range corresponding to the second temperature range, the opening degree in the first opening degree range is smaller than the opening degree in the second opening degree range, the current first temperature of the second heat dissipation module is obtained, the current opening degree of the electromagnetic expansion valve is obtained, and when the conditions that the first temperature falls into the second temperature range and the current opening degree falls into the first opening degree range are met, the opening degree of the electromagnetic expansion valve is adjusted to fall into the second opening degree range.

Specifically, the first opening degree range may be an opening degree of the first electromagnetic expansion valve that decreases or maintains a temperature value in the first temperature range, and similarly, the second opening degree range may be an opening degree of the first electromagnetic expansion valve that decreases or maintains a temperature value in the second temperature range. In order to better exert the heat dissipation effect of the heat dissipation member, the utility model discloses do not specifically limit the number of the temperature range of second heat dissipation module.

Furthermore, the opening degree of the electromagnetic expansion valve can be controlled according to the temperature of the second heat dissipation module and the temperature of the refrigerant in the refrigerant pipe. Specifically, the temperature of the second heat dissipation module is defined as a first temperature, the temperature of a refrigerant in the refrigerant pipe is defined as a second temperature, and when the conditions that the first temperature is greater than a first preset value and the second temperature is greater than a second preset value are met, the opening degree of the first electromagnetic expansion valve is increased.

The present invention is not limited to the structures that have been described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims (10)

1. A heat dissipating member, comprising:

a first heat radiation module, a second heat radiation module and a superconducting heat pipe,

wherein, a refrigerant pipe is arranged in the first heat radiation module,

the first heat dissipation module and the second heat dissipation module are connected through the superconducting heat pipe.

2. The heat dissipating member of claim 1,

the shape of the superconducting heat pipe is U-shaped or L-shaped.

3. The heat dissipating member of claim 1,

the superconducting heat pipe at least comprises a first part which is in contact with the first heat dissipation module and a second part which is in contact with the second heat dissipation module.

4. The heat dissipating member of claim 3,

the first heat dissipation module comprises a first heat dissipation base body, the first heat dissipation base body is embedded with the refrigerant pipe and a first part of the superconducting heat pipe,

the second heat dissipation module comprises a second heat dissipation base body, and a second part of the superconducting heat pipe is embedded in the second heat dissipation base body.

5. The heat dissipating member of claim 1,

the first heat dissipation module further comprises a first electromagnetic expansion valve.

6. The heat dissipating member of claim 1,

the first heat dissipation module further comprises a one-way valve.

7. The heat dissipating member of claim 4,

the first heat dissipation base body is a fin type heat radiator or a plate type heat dissipation aluminum block.

8. The heat dissipating member of claim 4,

the second heat dissipation base body is a fin type heat radiator or a plate type heat dissipation aluminum block.

9. An outdoor unit of an air conditioner, comprising the heat discharging member as recited in any one of claims 1 to 8.

10. An air conditioner comprising the outdoor unit of claim 9.