8results about How to "Avoid direct connection" patented technology

The invention discloses a split air-cooled air conditioner in the technical field of air-cooled air conditioners, which comprises an air conditioner main body, an upper mounting seat is fixedly mounted at the upper end of the air conditioner main body, an upper connecting plate is fixedly mounted at the upper end of the upper mounting seat, a plurality of groups of eduction tubes are symmetrically mounted at the upper end of the upper connecting plate, and mounting rings are fixedly mounted at the upper ends of the eduction tubes. A filter plate is fixedly mounted in the mounting ring, a limiting gear ring is rotatably mounted outside the mounting ring, a cleaning scraper is clamped to the limiting gear ring, a movable cover is arranged on the upper connecting plate, a cleaning part capable of cleaning condensate beads and frost is arranged in the air conditioner body, and a transmission assembly is arranged between the cleaning part and the movable cover. The protective covers are arranged at the air openings in the two ends of the air conditioner, the possibility that dust, sundries and the like enter the fan is reduced, the surfaces of the evaporator and the condenser can be automatically cleaned when the protective covers at the protective air openings are closed and opened, the possibility of bead condensation and frosting in the air conditioner is reduced, and the service life of the air conditioner is prolonged.

The application discloses a data centralizing device and a data transmission system, and belongs to the field of data centralizing devices. The data centralizing device comprises a switch unit, a first wireless internet-of-things unit, a second wireless internet-of-things unit and a central control unit; the first wireless internet-of-things unit and the second wireless internet-of-things unit are electrically connected with the central control unit, the switch unit can be electrically connected with the central control unit, the first wireless internet-of-things unit executes a first protocol, the first wireless internet-of-things unit is connected with an internet-of-things terminal through the first protocol, the second wireless internet-of-things unit executes a second protocol, the second wireless internet-of-things unit is connected with a communication base station through the second protocol, a first end of the switch unit is used for accessing electric energy, and a second end of the switch unit is used for connecting an electric device; wherein the wireless connection range of the first wireless internet-of-things unit is smaller than the wireless connection range of the second wireless internet-of-things unit.

The application relates to the technical field of battery cell structures and specifically provides a single battery and a battery pack, which comprise a pole, a battery cell and a transition sheet. The battery cell leads out multiple tabs and gathers the tabs to form a tab group, the length of each tab is positively correlated with the distance from the position of the tab to the gathering position; the transition sheet is provided with a tab welding area, a pole welding area and a melting portion, the tab welding area is welded with the tab group, the pole welding area is welded with the pole, the distance between the melting portion and the pole welding area is L1, the distance between the melting portion and the tab welding area is L2, and 0.33<=L1 / L2<=4.5. In the application, the lengths of the tabs are different, so that the tabs are aligned as much as possible, and the tabs do not need to be cut. In addition, the ratio of the distance L1 between the melting portion and the pole welding area and the distance L2 between the melting portion and the tab welding area should be moderate, that is, L1 / L2 is moderate, the melting portion is prevented from being too close to the pole welding area or the tab welding area, and the melting portion is greatly affected by heat.

The present application relates to the technical fields of nitrogen recovery condensation of liquid nitrogen tank, in particular to a liquid level pressure linkage safety gas return and recondensation device of liquid nitrogen tank, which comprises a liquid nitrogen tank body, a pressure detection control valve body, a gas pressurization processing unit and a condensation backflow processing unit, the gas pressurization processing unit is installed on one side of the liquid nitrogen tank body, the upper end of the gas pressurization processing unit is connected with the pressure detection control valve body, the pressure detection control valve body fills the gas into the gas pressurization processing unit after detecting that the internal pressure of the liquid nitrogen tank body reaches a certain threshold value, and the condensation backflow processing unit is installed on the upper end of the liquid nitrogen tank body.The present application can fill the nitrogen gas in the liquid nitrogen tank body into the condensation backflow processing unit after pressurization processing by the gas pressurization processing unit, the condensation backflow processing unit condenses the pressurized nitrogen gas into liquid nitrogen, and the condensation backflow processing unit fills the condensed liquid nitrogen into the liquid nitrogen tank body again, so as to recycle the nitrogen gas and reduce the waste of the nitrogen gas.

The utility model provides a single-tube high-rise building structure which comprises a core tube, the bottom of the core tube is arranged on the top of a foundation, a peripheral frame located on the outer layer of the core tube is further arranged on the top of the foundation, the core tube and the peripheral frame are connected with the two ends of a floor slab in the horizontal position, and a heat preservation damp-proof layer connected with the core tube is arranged on the floor slab in the vertical direction. A conveying pipeline is arranged in the core tube in the vertical direction, the floors are communicated through a flow guide pipeline and the conveying pipeline, and an air outlet hole communicated with the top of the conveying pipeline is formed in the top of the core tube. Moist air in the transmission pipeline is discharged from the top of the building through the air outlet holes, the moist air discharging efficiency of the transmission pipeline is improved, and heat loss in a floor is reduced by arranging the heat preservation and moisture prevention layer.

The invention provides a vehicle gutter channel assembly and an assembling method. The vehicle gutter channel assembly comprises a front windshield glass mounting plate, a rear windshield glass mounting plate and a gutter channel, an opening is formed in the top of the gutter channel, the bottom edge of the windscreen wiper protection plate is connected to the rear wall of the gutter channel in a sealed mode and extends in the direction close to the front edge of the gutter channel so as to shield a partial area of the opening of the gutter channel, and the windscreen wiper protection plate is connected with the front edge of the front windscreen installation plate in a sealed mode; the windscreen wiper mechanism is arranged in the gutter channel, and a rocker arm of the windscreen wiper mechanism extends out of the area, not shielded by the windscreen wiper protection plate, in the opening of the gutter channel; the first end plate and the second end plate are used for being installed on the two front wheel cover sealing plates correspondingly, and the two ends, in the width direction of the vehicle body, of the water flowing groove are connected with the first end plate and the second end plate correspondingly. The assembling method is used for assembling the vehicle gutter channel assembly. The installation difficulty of the gutter channel and the windscreen wiper mechanism is reduced, and the freedom degree of the size and the shape of the front windshield glass installation plate in the length direction of the automobile body is improved.

The utility model provides a rolling driving device of a boarding machine, which comprises a base, a motor, a cardan shaft assembly and a transmission assembly, the motor and the cardan shaft assembly are both arranged on the base, the transmission assembly is arranged between the motor and the cardan shaft assembly, the transmission assembly comprises a driving tooth, a first chain and a transmission tooth group, a motor shaft of the motor is connected with the driving gear, the universal shaft assembly is connected with the transmission gear set, the driving gear is connected with the transmission gear set through the first chain, and the motor drives the universal shaft assembly through the transmission assembly. The gravity center of the device is lowered, and the whole device is more stable.

The utility model discloses horizontal production processing equipment integrating drying and calcining, and relates to the technical field of mica processing, the horizontal production processing equipment comprises a fixed furnace body and a rotary furnace body which is hermetically and rotatably connected to the lower end of the fixed furnace body, and the upper part of the rotary furnace body extends into the fixed furnace body and is used for conveying materials; a heat insulation connecting frame is arranged on the fixed furnace body, a feeding mechanism and a discharging mechanism are arranged on the fixed furnace body, the feeding mechanism and the discharging mechanism are arranged adjacently, and a drying area, an isolation area, a calcining area and a cooling area are sequentially distributed on the fixed furnace body. Therefore, a heat transfer path of the calcining area and the drying area on the fixed furnace body is cut off, and the effect of preventing mutual influence of heat is achieved; meanwhile, the interior of the isolation area is divided into a plurality of heat insulation cavities through the closed isolation mechanism, so that the heat insulation effect of the isolation area is improved, and the purpose of shortening the length of the isolation area can be achieved.