Abstract: A blower includes a volute, an impeller rotatably mounted within the volute, and a flexible protective member. The flexible protective member includes a mounting section and a limiting section. The mounting section is detachably fixed at an air inlet of the volute. The limiting section is inserted in an air inlet of the impeller and configured to prevent the impeller from shaking in a radial direction.

Abstract: An electric control box is provided. The electric control box includes a box body, a circuit board, and a heat sink. The box body has a chamber, and an air inlet and an air outlet that are in communication with the chamber. The chamber has an air duct, and the air inlet and the air outlet are in communication with each other via the air duct. The box body is configured to allow air to be introduced into the air duct from the air inlet and to flow out of the air outlet. The circuit board is disposed in the chamber. The heat sink is disposed at the circuit board and located in the air duct.

Abstract: A motor mounting structure includes a motor, a first support member, and a second support member. The first support member and the second support member are both disposed at the motor and configured to be fixed. The first support member and the second support member are different from each other.

Abstract: Provided is a wall-mounted air conditioner, comprising a housing and a heat exchanger. An air duct is provided in the housing; the air duct comprises an air inlet and an air outlet; the air duct comprises an air inflow section and an air outflow section that are connected to each other; at least a portion of the air inlet is located on the front side of the housing; and the heat exchanger is disposed in the air duct. The air inflow section horizontally or obliquely extends forward from the air outflow section to form a first mounting space behind the air inflow section; and/or the portion of the air outflow section adjacent to the air outlet extends downward and forward from the remaining portion of the air outflow section to form a second mounting space behind the air outflow section.

Abstract: Disclosed are a heat exchanger fin, a heat exchanger, an indoor unit and an air conditioner. The heat exchanger fin includes a fin body, and the fin body includes an air outlet contour line arranged on one side and an air inlet contour line arranged on the other side; refrigerant pipe mounting holes are provided in the fin body; and on a straight line where the curvature radius of the air outlet contour line of the fin body is located, or on a straight line where the curvature radius of the air inlet contour line of the fin body is located, the distance between the air inlet contour line and the air outlet contour line of the fin body is gradually reduced from the middle to two ends of the heat exchanger fin.

Abstract: Provided is a wall-mounted air conditioner. The wall-mounted air conditioner comprises a casing; the casing internally comprises an air duct; the air duct comprises an air intake channel and an air output channel, which are connected to each other; the air duct is provided with an air inlet and an air outlet; at least a part of the air inlet faces the front face of the wall-mounted air conditioner; and a first included angle, which is between a central line of the air intake channel and a central line of the air output channel, is greater than or equal to 10 degrees and less than or equal to 85 degrees. Since at least a part of the air inlet of the wall-mounted air conditioner is positioned on the front face of the casing, it is not necessary for air in the environment to enter the air duct from directly above the casing.

Abstract: Provided are a water pan and an indoor unit. The water pan includes: a frame including an annular side wall and a mounting groove body; and a water tray arranged in the mounting groove body. An annular air outlet surrounding the water tray is formed between the annular side wall and the water tray. The annular air outlet is continuously arranged, which reduces a blind region of an air supply at a partition of an air outlet, expands an air supply range, and enables the indoor unit using the water pan to realize a 360° air supply.

Abstract: A drain pan and an air conditioner are provided. The drain pan includes a plastic member and a foaming member, an air outlet near the edge of the plastic member, and a water receiving sink. An air inlet is provided in the middle part of the plastic member. The water receiving sink is arranged between the air inlet and the air outlet and surrounds the air inlet. The air outlet continuously surrounds at least part of the outer edge of the water receiving sink. Multiple supporting grilles are arranged inside the air outlet. The supporting grilles are distributed at intervals in an extension direction of the air outlet. The foaming member and the plastic member at least partially overlap with each other. The foaming member avoids the air inlet and the air outlet.

Abstract: Provided is a wall-mounted air conditioner. The wall-mounted air conditioner includes a casing, an electric control component and a heat exchanger, and the casing is internally provided with an air duct; the air duct is provided with an air inlet and an air outlet; the air duct includes an air intake section and an air output section, which are connected to each other; at least a part of the air inlet is positioned on the front face of the casing; a mounting space is formed between a front panel of the casing and the air duct; the mounting space is positioned at the front portion of an interior space of the casing and close to a lower portion; the heat exchanger is arranged in the air duct; and the electric control component is arranged in the mounting space.

Abstract: A heat exchanger sealing plate for an air conditioner, an indoor unit and an air conditioner are provided. The indoor unit includes a casing, an air guiding ring, a heat exchanger, a sealing plate and a water pump. The air guiding ring is provided in the casing. The heat exchanger has a first end and a second end, and the heat exchanger is provided in the casing and surrounds the air guiding ring. The sealing plate is provided in the casing, the sealing plate has a first connecting portion, a second connecting portion and a water pump mounting portion. The first connecting portion and the second connecting portion are connected to the heat exchanger, in order for the sealing plate to close a gap between the first end and the second end of the heat exchanger. The water pump is mounted on the water pump mounting portion.

Abstract: Provided is a wall-mounted air conditioner, including a casing and a heat exchanger. The heat exchanger is arranged in the casing; the casing is internally provided with an air duct (30); the air duct has an air inlet and an air outlet; and at least part of the air inlet is located on the front of the casing. By configuring at least part of the air inlet of the wall-mounted air conditioner to be located on the front of the casing, the air in the environment does not need to enter the air duct from directly above the casing. In this way, the distance between the wall-mounted air conditioner and an indoor top wall can be greatly reduced or eliminated, and the indoor space utilization rate can be increased.

Abstract: An air conditioner indoor unit includes a housing and a blower assembly. The housing has an air supply duct and an electric control chamber. The electric control chamber is provided with a main control module. The blower assembly includes an electric motor, a blower, and a drive module. The blower is disposed in the air supply duct for driving an airflow. The electric motor is in transmission connection with the fan. The drive module is electrically connected to the electric motor.

Abstract: An air conditioner indoor unit includes a housing and a blower assembly. The housing is provided with an air supply duct and an electric control chamber. The electric control chamber is spaced apart from the air supply duct. The blower assembly is disposed in the air supply duct for driving an airflow. The electric control chamber is provided with a drive module. The drive module is electrically connected to the blower assembly. The electric control chamber has a vent for heat dissipation of the drive module.

Abstract: A method for detecting a blockage in a filter mesh of an indoor unit includes: obtaining a first resistance difference value of the filter mesh under a preset air volume value; determining a first external static pressure value during an operation process of the indoor unit; and determining that the filter mesh is blocked based on a numerical relationship between the first external static pressure value, the preset external static pressure value, and the first resistance difference value. The blockage of the filter mesh may be determined in time during the operation process of the air conditioner.

Abstract: A method for controlling an air conditioner having an indoor unit(s) and at least two temperature sensors. The at least two temperature sensors are configured to obtain at least two corresponding temperature parameter values in the indoor unit, and the method includes: obtaining a fault parameter value in the at least two temperature parameter values in response to any one of the at least two temperature sensors being in a fault state; obtaining a parameter substitution value corresponding to the fault parameter value according to operating parameters of the air conditioner; and controlling the air conditioner to be operated according to the parameter substitution value.

Abstract: An air conditioner includes: a housing having a fan cavity and a heat exchange cavity in communication with each other; an electric control box disposed in the housing and in communication with the heat exchange cavity and the fan cavity; an electric control disposed in the electric control box; and a fan assembly disposed in the fan cavity and configured to supply air to the heat exchange cavity and dissipate heat of the electric control box. A circulating flow path is formed inside the air conditioner, to allow an airflow in the fan cavity flowing into the heat exchange cavity to at least partially flow into the electric control box and flow back to the fan cavity through the electric control box.

Abstract: A wall-mounted air conditioner includes a housing and a heat exchanger. A front surface of the housing is provided with a first air inlet; the heat exchanger is arranged in the housing and opposite the first air inlet; and the heat exchanger is curved or bent towards the first air inlet.

Abstract: A wall-mounted air conditioner includes: a housing, a fan wheel, and a heat exchanger. A first air inlet is formed on the front of the housing, the fan wheel and the heat exchanger are disposed within the housing, at least a portion of the heat exchange is located between the first air inlet and the fan wheel, and the distance between either of upper and lower ends of the heat exchanger and the fan wheel is less than the distance between a middle portion of the heat exchanger and the fan wheel and.

Abstract: Disclosed are a heat exchanger fin, a heat exchanger, an indoor unit and an air conditioner. The heat exchanger fin includes a fin body, and the fin body includes an air outlet contour line arranged on one side and an air inlet contour line arranged on the other side; refrigerant pipe mounting holes are provided in the fin body; and on a straight line where the curvature radius of the air outlet contour line of the fin body is located, or on a straight line where the curvature radius of the air inlet contour line of the fin body is located, the distance between the air inlet contour line and the air outlet contour line of the fin body is gradually reduced from the middle to two ends of the heat exchanger fin.