CN-122015265-A - Main control board, controller, outdoor unit and air conditioner of air conditioning system

Abstract

The invention discloses a main control board, a controller, an outdoor unit and an air conditioner of an air conditioning system, wherein the air conditioning system comprises a rectifying module, an active PFC module, a compressor IPM module, a fan IPM module and a heat dissipation module, the main control board is divided into a first area and a second area, the first area and the second area are sequentially arranged along a first direction, the rectifying module, the active PFC module and the compressor IPM module are all arranged in the first area, the fan IPM module is arranged in the second area, and the heat dissipation module covers the first area and the second area and is used for dissipating heat of the rectifying module, the active PFC module, the compressor IPM module and the fan IPM module. The embodiment of the invention can simplify the design of the radiator, has lower cost, and can optimize the overall layout of the main control board so as to optimize the electric control EMI problem.

Inventors

• LI NING
• YAN XIAOJUN
• MO YIQIANG
• HUANG ZHENGHUI

Assignees

• 佛山市顺德区美的电子科技有限公司
• 广东美的制冷设备有限公司

Dates

Publication Date

20260512

Application Date

20241112

Claims (12)

1. 1. The main control board of the air conditioning system is characterized by comprising a rectifying module, an active PFC module, a compressor IPM module, a fan IPM module and a heat dissipation module, wherein the main control board is divided into a first area and a second area, and the first area and the second area are sequentially arranged along a first direction; the rectifying module, the active PFC module and the compressor IPM module are all located in the first area; The fan IPM module is arranged in the second area; The heat dissipation module covers the first area and the second area and is used for dissipating heat of the rectifying module, the active PFC module, the compressor IPM module and the fan IPM module.
2. 2. The main control panel of claim 1, wherein the air conditioning system comprises a first integrated module disposed in the first region, the first integrated module comprising the rectifier module, the active PFC module, and the compressor IPM module.
3. 3. The main control board of claim 1, wherein the first region comprises a first sub-region and a second sub-region, the first sub-region and the second sub-region being arranged sequentially along the first direction; the air conditioning system comprises a second integrated module arranged in the first sub-area, the second integrated module comprising the rectifying module and the active PFC module, the compressor IPM module being arranged in the second sub-area.
4. 4. The main control board of claim 1, wherein the first region comprises a third sub-region, a fourth sub-region, and a fifth sub-region, the third sub-region, the fourth sub-region, and the fifth sub-region being sequentially arranged along the first direction; The rectifying module is arranged in the third subarea; The active PFC module is arranged in the fourth subregion; The compressor IPM module is arranged in the fifth sub-area.
5. 5. The main control board according to any one of claims 1 to 4, wherein the fan IPM module comprises a first fan IPM sub-module and a second fan IPM sub-module, the second area comprises a sixth sub-area and a seventh sub-area, and the sixth sub-area and the seventh sub-area are sequentially arranged along the first direction; The first fan IPM submodule is arranged in the sixth subregion; the second fan IPM submodule is arranged in the seventh subregion.
6. 6. The main control board of claim 1, wherein the heat dissipation module comprises a heat dissipation body and a plurality of heat conduction parts, the heat dissipation body and the plurality of heat conduction parts being connected; the heat conducting parts are used for transferring heat of the rectifying module, the active PFC module, the compressor IPM module and the fan IPM module to the radiating main body.
7. 7. The main control board of claim 6, wherein the heat conducting parts are heat conducting bosses extending from the heat dissipating body, and different heat conducting bosses have different heights; The rectifier module, the active PFC module, the compressor IPM module and the fan IPM module are respectively corresponding to one heat conduction boss, and the rectifier module, the active PFC module, the compressor IPM module and the fan IPM module are respectively connected with the corresponding heat conduction bosses through heat conduction materials.
8. 8. The main control board of claim 1, wherein positive bus bars and negative bus bars are further arranged in the main control board, the compressor IPM module comprises a compressor IPM circuit, the fan IPM module comprises a first fan IPM sub-circuit and a second fan IPM sub-circuit, and the compressor IPM circuit, the first fan IPM sub-circuit and the second fan IPM sub-circuit are connected in parallel between the positive bus bars and the negative bus bars.
9. 9. The main control board of claim 1, wherein positive and negative buses are further arranged in the main control board, the compressor IPM module comprises a compressor IPM circuit, the fan IPM module comprises a first fan IPM sub-circuit and a second fan IPM sub-circuit, the compressor IPM circuit is connected between the positive and negative buses, the first and second fan IPM sub-circuits are connected in series between the positive and negative buses, and a junction of the first and second fan IPM sub-circuits is connected with the active PFC module.
10. 10. A controller comprising the main control board of any one of claims 1 to 9.
11. 11. An outdoor unit comprising the main control panel of any one of claims 1to 9, or the controller of claim 10.
12. 12. An air conditioner comprising the main control board of any one of claims 1 to 9, or comprising the controller of claim 10, or comprising the outdoor unit of claim 11.

Description

Main control board, controller, outdoor unit and air conditioner of air conditioning system Technical Field The present invention relates to the field of air conditioners, and more particularly, to a main control board, a controller, an outdoor unit and an air conditioner of an air conditioning system. Background Most of the main control boards of the air conditioning system are provided with a rectifying module, an active PFC module, a compressor IPM module and a fan IPM module, the functional modules are distributed on all parts of the main control boards in a scattered mode, the main control boards are large in size, meanwhile, the functional modules are high in energy consumption and large in generated heat, therefore, a plurality of radiators are required to be arranged to ensure that the functional modules distributed on all parts of the main control boards can effectively dissipate heat, however, the cost is increased due to the fact that the plurality of radiators are arranged, other defects are brought, for example, the plurality of radiators require more installation space, the overall design and layout of the main control boards can be affected, the overall weight is increased due to the fact that the heat radiators are increased, the mobility and the installation convenience of products are affected, and the heat dissipation effect of some modules is poor due to the fact that the distribution of the functional modules is uneven. Disclosure of Invention The invention aims to at least solve one of the technical problems in the prior art, and provides a main control board, a controller, an outdoor unit and an air conditioner of an air conditioning system, which not only can simplify the design of a radiator and have lower cost, but also can optimize the overall layout of the main control board so as to optimize the electric control EMI problem. In a first aspect, an embodiment of the present invention provides a main control board of an air conditioning system, where the air conditioning system includes a rectifying module, an active PFC module, a compressor IPM module, a fan IPM module, and a heat dissipation module, the main control board is divided into a first area and a second area, the first area and the second area are sequentially arranged along a first direction, the rectifying module, the active PFC module, and the compressor IPM module are all located in the first area, the fan IPM module is located in the second area, and the heat dissipation module covers the first area and the second area and is used for dissipating heat from the rectifying module, the active PFC module, the compressor IPM module, and the fan IPM module. In some embodiments, the air conditioning system includes a first integrated module disposed in the first region, the first integrated module including the rectifier module, the active PFC module, and the compressor IPM module. In some embodiments, the first region comprises a first sub-region and a second sub-region, the first sub-region and the second sub-region being arranged sequentially along the first direction; the air conditioning system comprises a second integrated module arranged in the first sub-area, the second integrated module comprising the rectifying module and the active PFC module, the compressor IPM module being arranged in the second sub-area. In some embodiments, the first region comprises a third sub-region, a fourth sub-region, and a fifth sub-region, the third sub-region, the fourth sub-region, and the fifth sub-region being arranged sequentially along the first direction; The rectifying module is arranged in the third subarea; The active PFC module is arranged in the fourth subregion; The compressor IPM module is arranged in the fifth sub-area. In some embodiments, the fan IPM module includes a first fan IPM sub-module and a second fan IPM sub-module, the second region including a sixth sub-region and a seventh sub-region, the sixth sub-region and the seventh sub-region being arranged in sequence along the first direction; The first fan IPM submodule is arranged in the sixth subregion; the second fan IPM submodule is arranged in the seventh subregion. In some embodiments, the heat dissipation module includes a heat dissipation body and a plurality of heat conductive portions, the heat dissipation body and the plurality of heat conductive portions being connected; the heat conducting parts are used for transferring heat of the rectifying module, the active PFC module, the compressor IPM module and the fan IPM module to the radiating main body. In some embodiments, the thermally conductive portion is a thermally conductive boss extending from the heat dissipating body, different ones of the thermally conductive bosses having different heights; The rectifier module, the active PFC module, the compressor IPM module and the fan IPM module are respectively corresponding to one heat conduction boss, and the rectifier module, the active PFC module, t