Abstract: The present disclosure relates to a solar cell, a sliced cell and a manufacturing method thereof, a photovoltaic module, and a photovoltaic system. The solar cell includes a substrate, a doped conductive layer, a third passivation film layer, and a second dielectric layer; the doped conductive layer and the second dielectric layer being sequentially stacked on a first surface of the substrate; the third passivation film layer being stacked on a second surface of the substrate; and the first surface and the second surface of the substrate being arranged opposite to each other; wherein the substrate further includes a plurality of first side surfaces adjacent between the first surface and the second surface; and the third passivation film layer further covers at least part of surfaces of the plurality of first side surfaces. The solar cell, the photovoltaic module, and the photovoltaic system in the present disclosure can reduce recombination losses at side edges of the solar cell and improve efficiency.

Abstract: A mask strip and a mask device are provided. The mask strip includes a body part, the body part includes two connecting ends arranged in a first direction, the body part further includes at least two evaporation region sets, the evaporation region sets are located between the two connecting ends, each of the evaporation region sets includes at least one evaporation region, each of the evaporation regions includes a plurality of evaporation openings, a number density of the evaporation openings within each of the evaporation regions is a predetermined density, and the predetermined density within any one of the evaporation regions of the evaporation region sets located adjacent to a middle position of the mask strip in the first direction is larger than the predetermined density of any one of the evaporation regions of the evaporation region sets located away from the middle position.

Abstract: The present disclosure discloses a faucet device with a self-cleaning function, comprising: a faucet mechanism, a control mechanism, a self-cleaning mechanism, and a beverage inlet passage. The beverage inlet passage is configured to be in communication with a beverage source, the faucet mechanism comprises a first passage configured to be in communication with a water source and a second passage configured to be in communication with a beverage source, and the control mechanism is connected to an inlet of the second passage, the beverage inlet passage, and the self-cleaning mechanism to control the beverage inlet passage to supply a beverage supplied by the beverage source to the second passage or to enable the second passage to be cleaned by the self-cleaning mechanism.

Abstract: A kitchen faucet with a garbage disposer includes a faucet unit, the garbage disposer, and a sensing unit. The faucet unit includes a water outlet passage unit, and the water outlet passage unit is disposed with a first control valve configured to control an opening and a closing of the water outlet passage unit. The garbage disposer is located under a water outlet of the water outlet passage unit of the faucet unit. The sensing unit is disposed on the faucet unit and is configured to generate a normal water outlet instruction and a garbage disposal instruction respectively according to a long sensing distance and a short sensing distance. The first control valve is configured to be opened and closed through the normal water outlet instruction, and the first control valve and the garbage disposer are respectively configured to be opened and closed through the garbage disposal instruction.

Abstract: The present invention discloses a method for preparing a PET/PTT parallel complex filament with high self-crimpiness, wherein PET and PTT are sliced, dried and crystallized, and then fused separately and subjected to extrusion molding through a parallel-type spinneret plate; oil is applied after cooling; then level 1-3 drafting and heat setting treatment are adopted; and during drafting, a total drafting rate is controlled to be 3 to 3.5, wherein the level-1 drafting rate is 2.8 to 3.0 at a temperature controlled to be 75 to 80° C., according to the method for preparing the PET/PTT parallel complex filament with high self-crimpiness, methods like multi-level drafting for increasing the drafting rate are adopted, and the effects of improving the fiber strength, moderately lowering the breaking elongation, and greatly improving the self-crimpiness are achieved.

Abstract: The present disclosure discloses a pressure reducing valve and a pull-out faucet. The pressure reducing valve comprises a valve body, a piston and an elastic member, the valve body comprises a connector, the connector comprises a water passing hole penetrating from an inner side to an outer peripheral surface of the connector, a sealing member encompasses the connector, the piston comprises a bottom wall and a peripheral wall extending upward from a periphery of the bottom wall, an inner peripheral surface of the peripheral wall comprises a discharging section and a sealed section disposed between the discharging section and the bottom wall, the discharging section defines one or more discharging passages, the peripheral wall of the piston is configured to slidably encompass an outer side of the connector, and the elastic member configured to drive the piston to be separated from the connector.

Abstract: A faucet with a utensil flushing mechanism comprises a faucet mechanism, a water inlet mechanism, and the utensil flushing mechanism. The faucet mechanism comprises a tube body and a first water passage disposed at least partially in the tube body. The water inlet mechanism is connected to the first water passage. The utensil flushing mechanism is disposed on the faucet mechanism and comprises a nozzle configured to be in communication with the water inlet mechanism. The utensil flushing mechanism is movably disposed on the tube body, and the nozzle is configured to be controlled to be in different positions through movement of the utensil flushing mechanism.

Abstract: A faucet configured to discharge ozone water comprises a faucet body, a water mixing valve mechanism, a water processor, a control switch, a processor, a control valve, and a detector configured to detect whether water is flowing through the detector. The faucet body comprises a faucet outlet, and the water mixing valve mechanism comprises a cold water inlet connected to a cold water resource, a hot water inlet connected to a hot water resource, and a mixed water outlet. The water processor comprises a water processing passage and an ozone generator connected to the water processing passage. The control valve is disposed between the cold water resource and an inlet of the water processing passage, and an outlet of the water processing passage is connected to the faucet outlet.

Abstract: The present disclosure discloses a faucet. The faucet comprises a faucet device, a waste disposer, a first control mechanism, and a second control mechanism. The faucet device comprises a first water passage and a second water passage. The first control mechanism comprises a first control valve disposed on the first water passage and at least controlling a turning on and off of the first water passage. The second control mechanism comprises a control switch and a second control valve. The second control valve is disposed on the second water passage and at least controls a turning on and off of the second water passage. The second water passage is connected with an ozone supply device to enable the second water passage to supply ozonated water, and the control switch is controlled to generate a first instruction to turn on the second control valve and the waste disposer.

Abstract: A kitchen faucet with a garbage disposer comprises a faucet unit, the garbage disposer, and a sensing unit. The faucet unit comprises a water outlet passage unit, and the water outlet passage unit is disposed with a first control valve configured to control an opening and a closing of the water outlet passage unit. The garbage disposer is located under a water outlet of the water outlet passage unit of the faucet unit. The sensing unit is disposed on the faucet unit and is configured to generate a normal water outlet instruction and a garbage disposal instruction respectively according to a long sensing distance and a short sensing distance. The first control valve is configured to be opened and closed through the normal water outlet instruction, and the first control valve and the garbage disposer are respectively configured to be opened and closed through the garbage disposal instruction.

Abstract: Disclosed is a fitting structure of a water outlet device. The fitting structure comprises a fixed block, hoses, and joints. A peripheral of the fixed block comprises first position holes configured to be fixedly disposed with the hoses. The joints are fixedly connected to first ends of the hoses disposed above an upper surface of the fixed block, and each of the joints comprises a first water outlet passage and a second water outlet passage in communication with the first water outlet passage. An axis of each of the first water outlet passages and an axis of a corresponding one of the hoses is coaxial. The second water outlet passage is parallel to and is staggered with the first water outlet passage by a preset distance. The joints are staggered with the hoses by the preset distance in a radial direction and an outward direction of the fixed block.

Abstract: The present disclosure discloses a waterway switching mechanism comprising a mounting portion, a water dividing plate, and a driving mechanism. The mounting portion comprises at least one water dividing passage, and the water dividing plate cooperates with the at least one water dividing passage to switch a waterway through rotation of the water dividing plate. A third upper guiding surface of the movable block contacts and couples to a first inner guiding surface of the water dividing plate to enable the movable block to move to drive the water dividing plate to rotate in a first direction. The movable block cooperates with a fixing guiding surface of an upper matching portion of the mounting portion to enable the push rod to move to drive the movable block and the water dividing plate to rotate in the first direction.

Abstract: The present disclosure discloses a self-cleaning water outlet device, which comprises: a body, a deposit removal needle plate disposed in the body, a water outlet cover comprising a plurality of water outlet holes, and a rotatable member driven about an axial direction of the rotatable member by flowing water. An axial direction of the deposit removal needle plate and an axial direction of the water outlet cover are coaxial, and the deposit removal needle plate has a plurality of needles. The deposit removal needle plate is swingably connected with the rotatable member. When water flows into the water outlet device, the water flow drives the rotatable member to rotate, and the rotatable member drives each of the plurality of needles to swing about the axial direction of the deposit removal needle plate in a corresponding one of the plurality of water outlet holes.

Abstract: The present disclosure discloses a water outlet device comprising a body. The body comprises a driving mechanism, a switching mechanism, and a plurality of water outlet parts. The switching mechanism is coupled with the plurality of water outlet parts to control switching of the plurality of water outlet parts. The driving mechanism comprises an operating member and a directional control mechanism. The operating member is movably connected to the body, and the operating member is connected to the directional control mechanism. Bidirectional movements of the operating member respectively controls the directional control mechanism to move in a single direction. The directional control mechanism is connected to the switching mechanism and configured to drive the switching mechanism to control switching of the plurality of water outlet parts.

Abstract: The present disclosure discloses a socket device comprising a fixing portion. The fixing portion comprises a socket portion, a water inflow passage, a first water outflow passage, a second water outflow passage, a first switching mechanism, a first water dividing passage, and a first control mechanism. The socket portion comprises a switch. The second water outflow passage, the first water outflow passage and the second water outflow passage are switched to be connected to the water inflow passage by the first switching mechanism. The switch is connected to the first switching mechanism to drive the first switching mechanism. The first control mechanism is configured to control the water inflow passage to be connected to the first water dividing passage or control the first water dividing passage to be opened or to be closed.

Abstract: Disclosed is a water outlet switching mechanism and an operating mechanism for water outlet switching, wherein a sealing member is disposed on a water dividing member and spaced in a moving direction of a activating member at intervals. The sealing member is provided with sealing units corresponding to water dividing holes of the water dividing member. The activating member is provided with a transmission mechanism which is coupled with the sealing units. The transmission mechanism comprises a first transmission member and a second transmission member. The sealing units are divided into first sealing units and second sealing units, wherein the first sealing units are respectively provided with a first transmission fitting member which is used to open a corresponding water dividing hole. The second sealing units are respectively provided with a second transmission fitting member which is used to open a corresponding water dividing hole.

Abstract: The present disclosure discloses a water outlet device comprising a water outlet portion and a moving portion disposed in the water outlet portion. The water outlet portion comprises a body portion and a cover portion. The cover portion comprises a first water outlet nozzle, and the moving portion is movable relative to the cover portion. A transmission mechanism is disposed between the moving portion and the water outlet portion, and the transmission mechanism drives the moving portion to move toward the cover portion and away from the cover portion. The moving portion comprises an insertion portion. Movement of the moving portion controls the insertion portion to insert or pull out from the first water outlet nozzle, and the first water outlet nozzle discharges different water spray patterns when the insertion portion is inserted into or pulled away from the first water outlet nozzle.

Abstract: The present invention discloses a method for preparing a PET/PTT parallel complex filament with high self-crimpiness, wherein PET and PTT are sliced, dried and crystallized, and then fused separately and subjected to extrusion molding through a parallel-type spinneret plate; oil is applied after cooling; then level 1-3 drafting and heat setting treatment are adopted; and during drafting, a total drafting rate is controlled to be 3 to 3.5, wherein the level-1 drafting rate is 2.8 to 3.0 at a temperature controlled to be 75 to 80° C., according to the method for preparing the PET/PTT parallel complex filament with high self-crimpiness, methods like multi-level drafting for increasing the drafting rate are adopted, and the effects of improving the fiber strength, moderately lowering the breaking elongation, and greatly improving the self-crimpiness are achieved.

Abstract: The present disclosure discloses a water outlet mechanism and a shower head comprising the water outlet mechanism. The water outlet mechanism comprises an inlet, an air intake chamber, an air intake passage, and a water outlet passage. The water outlet passage is in communication with the air intake chamber, and the air intake chamber is disposed with a wall connected to an entrance of the water outlet passage. The water outlet passage gradually increases in a downward direction, and a plurality of rectifying ribs protrude from an inner wall of the water outlet passage and are arranged in a circumferential direction at intervals. When the water flows through the inlet and enters the air intake chamber, a flowing cross sectional area of the water changes suddenly, an air pressure surrounding the water is less than the external air pressure, and a negative pressure is generated in the air intake chamber.

Abstract: This disclosure relates to a showerhead including a body, a stationary plate, a spring, and an insert fitting member. The body has an upper body and a lower body. The upper body and the lower body form an accommodation space. A water inlet for supplying water into the accommodation space is provided at the upper body, and a plurality of water outlets for spraying water from the showerhead are provided on the lower body. The stationary plate is located in the accommodation space and movable up and down in the accommodation space along a direction of the water flow. The spring is disposed between the stationary plate and the lower body, for applying a force to the stationary plate away from the lower body. The insert fitting member is fitted to the stationary plate. The position of the insert fitting member corresponds to the plurality of water outlets on the lower body.