Abstract: Provided are a floating ball structure and a humidifier. The floating ball body is connected to the floating ball stem, a part of the first insert is disposed in the receiving cavity, another part of the first insert extends through the first through-hole, a part of the second insert is disposed in the receiving cavity, another part of the second insert extends through the second through-hole and protrudes from the floating ball stem, at least one of the first insert or the second insert is able to slide relative to the floating ball stem in a first direction, at least one of the first insert or the second insert has a drive block, the drive block extends through the third through-hole and protrudes from the floating ball stem, and the drive block is able to drive the first insert or the second insert to move in the first direction.

Abstract: Disclosure is a silent structure and a mobile air conditioner and relates to the technical field of mobile air conditioners. The silent structure includes a connecting cylinder, a soundproof chamber, and a sealing cover; an accommodation space is formed inside the connecting cylinder, and one end of the connecting cylinder is arranged on a mounting chassis of the mobile air conditioner; another end of the connecting cylinder is covered by the soundproof chamber; a soundproof space is formed inside the soundproof chamber and is connected with the accommodation space; a pipeline connecting hole is arranged on the soundproof chamber; the sealing cover is arranged on the pipeline connecting hole. Disclosure solves the problem that the noise reduction effect of the mobile air conditioner in the prior art is not ideal.

Abstract: A mounting and demounting structure includes a blade hub and multiple fan blades. Multiple mounting seats are disposed on the blade hub along a circumferential direction of the blade hub. The multiple fan blades are connected to the multiple mounting seats respectively. A locking leaf is rotatably connected to each mounting seat. The locking leaf is in a locked state of engaging with the each mounting seat and an unlocked state of disengaging from the each mounting seat.

Abstract: An air guide structure is disposed between an axial flow fan and a heating body. The air guide structure includes a frame body and at least three air guide vanes, and the air guide vanes are arranged in an annular array on the frame body. A curved surface or multiple planar surfaces are provided between an air guide vane leading edge and an air guide vane trailing edge for transition between the air guide vane leading edge and the air guide vane trailing edge, the air guide vane leading edge is parallel to an incoming flow direction of the axial flow fan, and the air guide vane trailing edge is parallel to an air outlet channel of the heating body. A fan heater includes an axial flow fan, a heating body, and the air guide structure.

Abstract: An air fryer for air-frying a food includes a main body having an air frying chamber for receiving a food therein, an air circulation device disposed in the main body for guiding an air flow into the air frying chamber of the main body, and an air heater which includes a heating coil detachably coupled at the main body for heating the air flow to form a hot air in the air frying chamber so as to air-fry the food therein.

Abstract: Provided are a humidifier control method, an apparatus, a humidifier, and a storage medium. The method for controlling the humidifier includes that: the humidifier is controlled to humidify an environment in a first operating state for a first preset time; a first humidity detection value of the humidifier in the first operating state is acquired; the humidifier is controlled to enter a second operating state from the first operating state for a second preset time; a second humidity detection value of the humidifier in the second operating state is acquired; a current environment humidity is determined according to the first humidity detection value and the second humidity detection value; and the operating state of the humidifier is controlled according to a difference between a preset target humidity and the current environment humidity to adjust the current environment humidity to the preset target humidity.

Abstract: A transmission mechanism includes a planet carrier, a planet gear, a pin, a sliding bearing, and thrust bearings. The planet gear is rotatably disposed on the planet carrier through the pin. The thrust bearings are disposed between one end of the planet gear and the planet carrier, and between another end of the planet gear and the planet carrier, respectively. A first lubrication gap is formed between each thrust bearing and an end surface the planet gear. The sliding bearing is sleeved on the pin and is disposed between the planet gear and the pin. A second lubrication gap is formed between an inner circumference of the sliding bearing and the pin or between an outer circumference of the sliding bearing and the planet gear. Oil channels are disposed on the pin. Lubricating oil enters the first lubrication gap and the second lubrication gap through the oil channels respectively.

Abstract: A humidifier includes a humidifier body and a spray assembly. The humidifier body has a mist outlet. The spray assembly has a spray outlet and is rotatably disposed on the humidifier body to enable adjustment of the angle of the spray outlet so that the spray area can be enlarged. Consequently, a user can adjust the spray angle according to the position of an object to be sprayed so that the function of adjusting the spray angle of the humidifier can be fulfilled. One of the spray assembly and the humidifier body has at least two altering grooves, and the other one of the spray assembly and the humidifier body is provided with an altering adjustment member. The altering adjustment member can move from one altering groove to another altering groove along the rotation direction of the spray assembly to alter the spray angle.

Abstract: A cooking control method of a cooking apparatus includes steps of heating a cooking chamber of the cooking apparatus to an ambient temperature by a heating unit of the cooking apparatus, detecting the ambient temperature of the cooking chamber, maintaining the ambient temperature of the cooking chamber, maintaining the ambient temperature of the cooking chamber at a predetermined set temperature by controlling the heating unit when the ambient temperature of the cooking chamber reaches the predetermined set temperature, detecting an inner temperature of an inner portion of the cooking object, and controlling the heating unit to heat the cooking chamber to maintain at an appropriate cooking temperature when the inner temperature of the cooking object reaches the appropriate cooking temperature so as to cook the cooking object at the appropriate cooking temperature in the cooking chamber.

Abstract: A transmission mechanism includes a planet carrier, a planet gear, a pin, a sliding bearing, and thrust bearings. The planet gear is rotatably disposed on the planet carrier through the pin. The thrust bearings are disposed between one end of the planet gear and the planet carrier, and between another end of the planet gear and the planet carrier, respectively. A first lubrication gap is formed between each thrust bearing and an end surface the planet gear. The sliding bearing is sleeved on the pin and is disposed between the planet gear and the pin. A second lubrication gap is formed between an inner circumference of the sliding bearing and the pin or between an outer circumference of the sliding bearing and the planet gear. Oil channels are disposed on the pin. Lubricating oil enters the first lubrication gap and the second lubrication gap through the oil channels respectively.

Abstract: An air guide structure is disposed between an axial flow fan and a heating body. The air guide structure includes a frame body and at least three air guide vanes, and the air guide vanes are arranged in an annular array on the frame body. A curved surface or multiple planar surfaces are provided between an air guide vane leading edge and an air guide vane trailing edge for transition between the air guide vane leading edge and the air guide vane trailing edge, the air guide vane leading edge is parallel to an incoming flow direction of the axial flow fan, and the air guide vane trailing edge is parallel to an air outlet channel of the heating body. A fan heater includes an axial flow fan, a heating body, and the air guide structure.

Abstract: A cooking control method of a cooking apparatus includes steps of heating a cooking chamber of the cooking apparatus to an ambient temperature by a heating unit of the cooking apparatus, detecting the ambient temperature of the cooking chamber, maintaining the ambient temperature of the cooking chamber, maintaining the ambient temperature of the cooking chamber at a predetermined set temperature by controlling the heating unit when the ambient temperature of the cooking chamber reaches the predetermined set temperature, detecting an inner temperature of an inner portion of the cooking object, and controlling the heating unit to heat the cooking chamber to maintain at an appropriate cooking temperature when the inner temperature of the cooking object reaches the appropriate cooking temperature so as to cook the cooking object at the appropriate cooking temperature in the cooking chamber.

Abstract: Provided are a control system of an electromagnetic relay and an electromagnetic relay. The control system of an electromagnetic relay includes an electromagnet coil, a first resistor, and a first voltage control element. A first terminal of the electromagnet coil is connected to a first terminal of a first power circuit through the first resistor. A second terminal of the electromagnet coil is connected to a second terminal of the first power circuit. The first voltage control element is connected in parallel to the electromagnet coil. The first voltage control element can control the magnitude of the voltage across the electromagnet coil, so that the force to which armature iron is subjected gradually changes.

Abstract: The disclosure relates to the technical field of food and medical chemical production, and provides a method of preparing an extract of chayote. The method includes: step 1, adding water and a pretreatment agent of ethoxylated p-tert-octylphenol to a chayote powder to obtain a pretreatment mixture; step 2, adding a stabilizer and a cellulase to the pretreatment mixture to perform an enzymolysis treatment to obtain an enzymatic hydrolysate, and centrifuging the enzymatic hydrolysate to obtain a crude extraction liquid; step 3, concentrating the crude extraction liquid to obtain a concentrate, purifying and drying the concentrate to obtain the extract of chayote.

Abstract: An air channel arrangement of a tower fan, arranged for accommodating an air blower therein, includes a housing having an air inlet, an air outlet and an air blower installation space therein, a volute shell and a volute member having a curved surface portion, wherein the volute shell and the curved surface portion of the volute member are arranged on two sides of the air outlet respectively such that, when the air blower is driven to rotate, the airflow is guided to flow through the air channel smoothly, so that the tower fan has excellent air supply efficiency and is able to prevent eddy airflow being formed in in the air channel and reduce working noise of the tower fan.

Abstract: A cooking control method of a cooking apparatus includes steps of heating a cooking chamber of the cooking apparatus to an ambient temperature by a heating unit of the cooking apparatus, detecting the ambient temperature of the cooking chamber, maintaining the ambient temperature of the cooking chamber, maintaining the ambient temperature of the cooking chamber at a predetermined set temperature by controlling the heating unit when the ambient temperature of the cooking chamber reaches the predetermined set temperature, detecting an inner temperature of an inner portion of the cooking object, and controlling the heating unit to heat the cooking chamber to maintain at an appropriate cooking temperature when the inner temperature of the cooking object reaches the appropriate cooking temperature so as to cook the cooking object at the appropriate cooking temperature in the cooking chamber.

Abstract: Provided is a wind power generation transmission system. A first sun gear is a hollow gear. The first sun gear includes a first end surface and a second end surface opposite to the first end surface. A second planetary carrier includes a third connection end. An outer circumferential surface of the third connection end is provided with external splines. An inner circumferential surface of the first sun gear is provided with internal splines. The third connection end of the second planetary carrier extends from the second end surface to the first end surface and is disposed in the first sun gear so that the external splines of the third connection end are connected to the internal splines of the first sun gear.