CN111380112B

CN111380112B - Air conditioner

Info

Publication number: CN111380112B
Application number: CN201811638393.3A
Authority: CN
Inventors: 徐佳; 王定远; 董旭; 刘德昌
Original assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Smart Technology R&D Co Ltd
Current assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2021-09-21
Anticipated expiration: 2038-12-29
Also published as: CN111380112A

Abstract

The invention discloses an air conditioner, and belongs to the technical field of air conditioners. The fan blade air leakage protection device comprises an outdoor unit, fan blades and an electric control box provided with a frequency conversion module, wherein a water leakage groove is arranged in the area above the fan blades, a water inlet is formed in the water leakage groove, one or more water leakage holes are formed in the lower side of the water leakage groove, a radiator is arranged on the electric control box, and the radiator is arranged on an expansion surface of a rotating surface of the fan blades. Adopt this embodiment, also get rid of the radiator with partial moisture, on the one hand with radiator convective heat transfer, partial heat is also taken away in on the other hand moisture evaporation heat absorption to can make the faster effluvium of heat of radiator, greatly increased radiating effect.

Description

Air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to an air conditioner.

Background

With the continuous development of the variable frequency air conditioner technology, the variable frequency module of the air conditioner external unit generates heat more and more seriously, and the reliability of the air conditioner is seriously influenced by the heat dissipation problem of the variable frequency module.

At present, most of heat dissipation of the outdoor unit frequency conversion module of the air conditioner is optimally expanded around the radiator body, and the heat dissipation area is increased by increasing the height of the fins, the number of the fins and the like. However, due to the limitation of the structural space of the air conditioner external unit, the optimized space of the radiator body is very small, and secondly, the bypass airflow of the main fan of the external unit is heated by the condenser, so that the temperature is high, and the heat dissipation of the frequency conversion module of the air conditioner external unit is very limited.

Disclosure of Invention

The embodiment of the invention provides an air conditioner. 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 an embodiment of the present invention, there is provided an air conditioner.

In some optional embodiments, an air conditioner includes an outdoor unit, a fan blade, and an electronic control box with a frequency conversion module, wherein a water leakage groove is arranged in an area above the fan blade, a water inlet is arranged on the water leakage groove, one or more water leakage holes are arranged on a lower side of the water leakage groove, a radiator is arranged on the electronic control box, the radiator is arranged on an expansion surface of a rotation surface of the fan blade, a water receiving groove is arranged in an area below the fan blade, and the fan blade is partially immersed in the water receiving groove.

Adopt this optional embodiment, add the comdenstion water or other cold water that air conditioner self work produced to the water leakage groove through the water inlet, moisture is in the water leakage inslot through the hole that leaks to whereabouts, fall on rotatory fan flabellum back, some moisture can be along with on the rotatory radiator of getting rid of fan flabellum, the moisture of getting rid of on the radiator is with radiator heat convection on the one hand, on the other hand moisture evaporation heat absorption also takes away partial heat, thereby can make the faster effluvium of heat of radiator, greatly increased radiating effect, when the water yield in the water leakage groove is too much, can fall into the water receiving tank, fan flabellum can take moisture when the water receiving tank, thereby make partial moisture also get rid of and cool down the radiator on, improve the utilization ratio to moisture, and the cooling effect is improved.

Optionally, the water receiving tank is an arc-shaped water receiving tank, and the radian of the arc-shaped water receiving tank is the same as the circumferential radian of the fan blade in rotation. Adopt this embodiment, can make the water receiving tank laminating fan flabellum's movement track, guarantee the utilization ratio of moisture in the water receiving tank.

Optionally, an overflow port is arranged on the upper edge of the water receiving groove. Adopt this embodiment, can follow overflow mouth department outflow when the moisture in the water receiving tank is too much, prevent that moisture from flowing everywhere, be convenient for collect moisture.

Optionally, the heat sink is provided with a base and fins. By adopting the embodiment, the radiating surface of the radiator can be enlarged through the fins, so that the aim of increasing the radiating effect is fulfilled.

Optionally, the fan blade rotates clockwise, and the rib direction is perpendicular to the axis of the fan blade. By adopting the embodiment, when the fan blade rotates clockwise, the fins are vertical to the axis of the fan blade, which is equivalent to that the multi-side surfaces of the fins are opposite to the water flow generated when the fan blade rotates clockwise, so that more water flows can contact the fins, and the cooling effect is increased.

Optionally, the fan blade rotates counterclockwise, the rib direction is perpendicular to the axis of the fan blade, or the rib direction is parallel to the axis of the fan blade. By adopting the embodiment, when the fan blade rotates anticlockwise, because the radiator is arranged above, water flow is thrown to the radiator from the lower side of the radiator, the fin direction is vertical to the axis of the fan blade, or the fin direction is parallel to the axis of the fan blade, so that more water flow can be in contact with the fins, and the cooling effect is improved.

Optionally, the outdoor unit further comprises a motor support, the motor support is located right above the fan blades, the water leakage groove is formed in the gap position between the motor support and the electric control box, one end of the water leakage groove is fixed to the condenser of the outdoor unit through a first fixing clamp, the other end of the water leakage groove is fixed to the motor support through a fixing structure, a through hole is formed in the fixing structure, and the through hole is directly fixed to the motor support through a screw. By adopting the embodiment, the motor bracket which is used for fixing the motor by the outdoor unit is used for fixing the water leakage groove, so that the fixation is more convenient and stable, the water leakage groove is fixedly arranged on the motor bracket and the clearance position of the electric control box, the water leaked from the water leakage groove is closer to the electric control box, more water is thrown to the radiator on the electric control box, and the cooling efficiency of the radiator is increased.

Optionally, still include the motor support, the motor support is located fan blade directly over, the water leakage groove utilizes the screw to fix through four screw holes on the motor support, water leakage groove both ends are about the motor support symmetry. By adopting the embodiment, the motor bracket is directly utilized to fix the water leakage groove, the operation is simple and convenient, and the water leakage groove is dripped right above the fan blades, so that the moisture thrown out by the fan blades is more uniform, and the temperature in the whole outdoor unit is more favorably reduced.

Optionally, the outdoor unit further comprises a sound insulation board, the sound insulation board separates the inside of the outdoor unit into a fan cavity and a compressor cavity, the electronic control box is located on one side of the compressor cavity, and the radiator is located on one side of the fan cavity. Adopt this optional embodiment, utilize the acoustic celotex board to form the protection, prevent that the moisture in the fan intracavity from entering into the compressor intracavity, form the potential safety hazard.

Optionally, be equipped with the radiator stiff end on the automatically controlled box, automatically controlled box passes through the radiator stiff end with the radiator is connected. By adopting the embodiment, the radiator is connected with the electric control box through the fixed end of the radiator, so that the radiator can be replaced, and good heat transfer efficiency between the electric control box and the radiator is ensured.

Optionally, the fixed end of the heat sink is an open slot structure, and the heat sink penetrates through the open slot structure to be communicated with the inside of the electronic control box. By adopting the embodiment, the radiator is directly inserted into the electric control box and can be directly contacted with the frequency conversion module which generates heat in the electric control box, so that the heat of the electric control box is conducted out by utilizing the radiator better.

Optionally, the base is attached to the electric control box, and a sealing gasket is arranged between the periphery of the base and the fixed end of the electric control box. By adopting the embodiment, the sealing performance of the connection between the base of the radiator and the electric control box is ensured, and the heat conduction effect between the radiator and the electric control box is improved more closely.

Adopt this optional embodiment, add the comdenstion water or other cold water that air conditioner self work produced to the water leakage groove, moisture is in the water leakage inslot through the hole of leaking and is whereabouts, fall on rotatory fan flabellum back, some water partially can be along with on the radiator is got rid of in the rotation of fan flabellum, when the water yield in the water leakage groove is too much, can fall into the water receiving tank, fan flabellum can take up moisture when the water receiving tank, also get rid of the radiator with some moisture, get rid of the moisture on the radiator on the one hand and radiator heat convection, on the other hand moisture evaporation heat absorption also takes away some heats, thereby can make the faster effluvium of heat of radiator, greatly increased radiating effect.

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 diagram illustrating an alternative embodiment of an air conditioner according to an exemplary embodiment;

FIG. 2 is a schematic diagram illustrating an alternative embodiment of a sink mounting location for an air conditioner in accordance with an exemplary embodiment;

FIG. 3 is a schematic diagram illustrating an alternative embodiment of a sink for an air conditioner in accordance with an exemplary embodiment;

FIG. 4 is a schematic structural view of another alternative embodiment of a sink mounting location for an air conditioner in accordance with an exemplary embodiment;

FIG. 5 is a schematic diagram illustrating another alternative embodiment of a sink for an air conditioner in accordance with an exemplary embodiment;

FIG. 6 is a schematic diagram illustrating an alternative embodiment of a water receiving tank of an air conditioner according to an exemplary embodiment;

FIG. 7 is a schematic diagram illustrating an alternative embodiment of a water tube of an air conditioner according to an exemplary embodiment;

FIG. 8 is a schematic diagram illustrating an alternative embodiment of the connection of the water pipe of the air conditioner to the water leakage groove according to an exemplary embodiment;

FIG. 9 is a schematic diagram illustrating an alternative embodiment of a radiator of an air conditioner in accordance with an exemplary embodiment;

FIG. 10 is a schematic diagram illustrating an alternative embodiment of the connection of a heat sink to an electrical control box of an air conditioner in accordance with an exemplary embodiment;

FIG. 11 is a schematic diagram illustrating another alternative embodiment of the connection of a heat sink to an electrical control box of an air conditioner in accordance with an exemplary embodiment;

fig. 12 is a schematic structural diagram illustrating another alternative embodiment of the connection between the radiator of the air conditioner and the electronic control box according to an exemplary embodiment.

Detailed Description

The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of embodiments of the invention encompasses the full ambit of the claims, as well as all available equivalents of the claims. Embodiments may be referred to herein, individually or collectively, by the term "invention" merely for convenience and without intending to voluntarily limit the scope of this application to any single invention or inventive concept if more than one is in fact disclosed. Herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method or device comprising 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. As for the methods, products and the like disclosed by the embodiments, the description is simple because the methods correspond to the method parts disclosed by the embodiments, and the related parts can be referred to the method parts for description.

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 or 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 thus should not be construed as limiting the present 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.

Fig. 1 shows an alternative embodiment of an air conditioner.

In this optional embodiment, an air conditioner includes an outdoor unit 100, fan blades 200, and an electronic control box 300 having a frequency conversion module, wherein a water leakage groove 400 is disposed above the fan blades 200, a water inlet 401 is disposed on the water leakage groove 400, one or more water leakage holes 402 are disposed on a lower side of the water leakage groove 400, a heat sink 310 is disposed on the electronic control box 300, and the heat sink 310 is disposed on an expansion surface of a rotation surface of the fan blades 200.

Adopt this optional embodiment, add the comdenstion water or other cold water that air conditioner self work produced to water leakage groove 400 through water inlet 401, moisture is in water leakage groove 400 through leaking hole 402 and falling down, fall on rotatory fan flabellum 200 after, some moisture can be got rid of on radiator 310 along with fan flabellum 200's rotation, the moisture of getting rid of on the radiator 310 on the one hand and radiator 310 heat convection, on the other hand moisture evaporation endotherm also takes away some heats, thereby can make the heat of radiator 310 more fast effluvium, greatly increased radiating effect.

Optionally, a water receiving tank 201 is arranged in the area of the lower side of the fan blade 200, and the fan blade 200 is partially immersed in the water receiving tank 201. Adopt this embodiment, when the water yield in the water leakage groove 400 is too much, can fall into water receiving tank 201 in, fan blade 200 can take the moisture up when water receiving tank 201 to make partial moisture also get rid of and cool down radiator 310 on radiator 310, improve the utilization ratio to moisture, improve the cooling effect.

Optionally, an acoustic baffle 600 is further included, the acoustic baffle 600 divides the inside of the outdoor unit 100 into a blower chamber 101 and a compressor chamber 102, the electronic control box 300 is located at a side of the compressor chamber 102, and the radiator 310 is located at a side of the blower chamber 101. With this alternative embodiment, the sound barrier 600 is used to provide protection against moisture in the blower chamber 101 entering the compressor chamber 102, creating a safety hazard.

Fig. 2 and 3 show an alternative embodiment of a drain tank installation position of an air conditioner.

In this optional embodiment, the electric control box further comprises a motor bracket 500, the motor bracket 500 is located right above the fan blade 200, and the water leakage groove 400 is arranged in a gap between the motor bracket 500 and the electric control box 300.

Alternatively, one end of the water leakage groove 400 is fixed to the condenser of the outdoor unit 100 by a first fixing clip 403, and the other end of the water leakage groove is fixed to the motor bracket 500 by a fixing structure 404, wherein a through hole 405 is formed in the fixing structure 404, and the through hole 405 is directly fixed to the motor bracket 500 by a screw. By adopting the embodiment, the motor bracket 500 which is used for fixing the motor of the outdoor unit 100 is used for fixing the water leakage groove 400, so that the fixation is more convenient and stable, the water leakage groove 400 is fixedly arranged on the motor bracket 500 and the clearance position of the electric control box 300, the water discharged from the water leakage groove 400 is closer to the electric control box 300, more water is thrown onto the radiator 310 on the electric control box 300, and the cooling efficiency of the radiator 310 is increased.

Fig. 4 and 5 show another alternative embodiment of the installation position of the drain tank of the air conditioner.

In this alternative embodiment, a motor bracket 500 is further included, and the motor bracket 500 is located right above the fan blade 200.

Alternatively, the water leakage groove 400 is fixed to the motor bracket 500 by four screw holes 406 using screws, and both ends of the water leakage groove 400 are symmetrical with respect to the motor bracket 500. By adopting the embodiment, the motor bracket 500 is directly utilized to fix the water leakage groove 400, the operation is simple and convenient, and the water leakage groove 400 is dripped from the position right above the fan blades 200, so that the moisture thrown out by the fan blades 200 is more uniform, and the temperature in the whole outdoor unit 100 is more favorably reduced.

Fig. 6 shows an alternative structure of the water receiving tank of the air conditioner.

In this optional embodiment, the water receiving groove 201 is an arc-shaped water receiving groove, and the radian of the arc-shaped water receiving groove is the same as the circumferential radian of the rotation of the fan blade 200. Adopt this embodiment, can make water receiving tank 201 laminating fan flabellum 200's movement track, guarantee the utilization ratio of moisture in water receiving tank 201.

Optionally, an overflow gap 202 is arranged on the upper edge of the water receiving tank 201. By adopting the embodiment, when the moisture in the water receiving tank 201 is excessive, the moisture can flow out from the overflow port 202, so that the moisture is prevented from flowing out everywhere, and the moisture is convenient to collect. The water flowing out of the overflow ports 202 drops to the bottom of the outdoor unit 100, and is collected and discharged from the drainage pipes.

Fig. 7 and 8 show an alternative embodiment of a water pipe of an air conditioner.

In this optional embodiment, the outdoor unit further includes a water pipe 103, one end of the water pipe 103 penetrates through the casing of the outdoor unit 100 and is fixed on the casing of the outdoor unit 100, a penetrating portion is connected to the air conditioner condensed water, and the other end of the water pipe 103 is communicated with the water inlet 401. Adopt this embodiment, utilize water pipe 103 can be better and insert the water source to utilize the comdenstion water that air conditioner self operation produced as the water source, utilize the lower characteristic of comdenstion water self temperature, better cool down the air current through supplementary heat abstractor 400.

Optionally, one end of the water pipe 103 penetrating through the outdoor unit 100 is provided with a screw 106 and a positioning ring 107, the screw 106 is provided with a fixing nut 108, and the casing wall of the outdoor unit 100 is clamped between the positioning ring 107 and the fixing nut 108. With this embodiment, the water pipe 103 can be better fixed to the outdoor unit 100 casing, and is easy to install and remove.

Fig. 9 shows an alternative embodiment of a radiator of an air conditioner.

In this alternative embodiment, the heat sink 310 includes a base 311 and ribs 312, and the base 311 is coupled to the pod 300. With this embodiment, the fins 312 increase the area of the heat sink 310, increasing the heat dissipation efficiency of the heat sink 310.

Fig. 10 shows an alternative structure of the radiator of the air conditioner connected to the electric control box.

In this optional embodiment, a heat sink fixing end 304 is disposed on the electronic control box 300, and the electronic control box 300 is connected to the heat sink 310 through the heat sink fixing end 304. With this embodiment, the heat sink 310 is connected to the electronic control box through the heat sink fixing end 304, so that the heat sink 310 can be replaced, and good heat transfer efficiency between the electronic control box 300 and the heat sink 310 is ensured.

Optionally, the heat sink fixing end 304 is an open slot structure, and the heat sink 310 passes through the open slot structure to communicate with the inside of the electronic control box 300. By adopting the embodiment, the heat sink 310 is directly inserted into the electronic control box 300, and can be directly contacted with the frequency conversion module which generates heat inside the electronic control box 300, so that the heat of the electronic control box 300 can be conducted out by the heat sink 310.

Alternatively, the fan blade 200 rotates clockwise, and the rib 312 is oriented perpendicular to the axis of the fan blade 200. With this embodiment, when rotating clockwise, the rib 312 is perpendicular to the axis of the fan blade 200, which is equivalent to making the multiple sides of the rib 312 opposite to the water flow generated when rotating clockwise, so that more water flows can contact the rib 312, and the cooling effect is increased.

Fig. 11 and 12 show another alternative structure of the radiator 310 of the air conditioner in connection with the electrical control box 300.

In this alternative embodiment, the fan blade 200 rotates counterclockwise, the rib 312 is perpendicular to the axis of the fan blade 200, or the rib 312 is parallel to the axis of the fan blade 200. With this embodiment, when fan blade 200 rotates counterclockwise, because heat sink 310 is disposed above, water flow is thrown from the lower side of heat sink 310 to heat sink 310, and the direction of rib 312 is perpendicular to the axis of fan blade 200, or the direction of rib 312 is parallel to the axis of fan blade 200, so that more water flow can contact rib 312, and the cooling effect is increased.

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

Claims

1. An air conditioner comprises an outdoor unit, fan blades and an electric control box provided with a frequency conversion module, and is characterized in that a water leakage groove is formed in the area above the fan blades, a water inlet is formed in the water leakage groove, one or more water leakage holes are formed in the lower side of the water leakage groove, a radiator is arranged on the electric control box, the radiator is arranged on an expansion surface of a rotating surface of the fan blades, a water receiving groove is formed in the area below the fan blades, and the fan blades are partially immersed in the water receiving groove; the air conditioner also comprises a motor support, and the motor support is positioned right above the fan blades; the water leakage groove is arranged at the gap position between the motor support and the electric control box, or the water leakage groove is fixedly arranged on the motor support, and two ends of the water leakage groove are symmetrical relative to the motor support.

2. The air conditioner of claim 1, wherein the water receiving groove is an arc-shaped water receiving groove having an arc degree identical to a circumferential arc degree of rotation of the fan blades.

3. The air conditioner as claimed in claim 1, wherein an overflow port is provided at an upper edge of the water receiving tank.

4. The air conditioner of claim 1, wherein said heat sink has a base and fins.

5. The air conditioner according to claim 4, wherein said fan blade rotates clockwise, and said rib is oriented perpendicular to an axis of said fan blade.

6. The air conditioner as claimed in claim 4, wherein said fan blade rotates counterclockwise, said rib direction is perpendicular to an axis of said fan blade, or said rib direction is parallel to an axis of said fan blade.

7. The air conditioner as claimed in claim 1, wherein the water leakage groove has one end fixed to a condenser of the outdoor unit by a first fixing clip and the other end fixed to the motor bracket by a fixing structure, the fixing structure having a through hole directly fixed to the motor bracket by a screw.

8. The air conditioner as claimed in claim 1, wherein the water leakage groove is fixed to the motor bracket by means of screws through four screw holes.

9. The air conditioner according to any one of claims 1 to 8, further comprising a baffle plate dividing an inside of the outdoor unit into a blower chamber and a compressor chamber, wherein the electric control box is located at a side of the compressor chamber, and the radiator is located at a side of the blower chamber.