31results about How to "Prevent sudden power failure" patented technology

The present invention provides a lithium secondary battery comprising: a positive electrode comprising aluminum-doped bimodal lithium cobalt oxide which comprises a first lithium cobalt oxide and a second lithium cobalt oxide having different average particle sizes (D50) from each other; a negative electrode comprising a bimodal graphite which comprises a first graphite and a second graphite having different average particle sizes (D50) from each other; and a first additive which is a nitrile-based compound, wherein the first lithium cobalt oxide and the second lithium cobalt oxide each independently comprise aluminum with a concentration of 2500 to 4000 ppm.

The invention relates to a remote control mechanical transportation device, in particular to remote control equipment for grabbing and transporting building materials in a building site. The remote control equipment comprises a walking mechanism, a grabbing mechanism, a motor driving mechanism and a remote control commanding mechanism, and is characterized in that the walking mechanism is composed of walking wheels, servo steering engines, a remote control unit and a pushing handle, the walking wheels are arranged at the bottom of a rack, the servo steering engine is arranged at the bottom of the rack and sealed, the two servo steering engines are arranged on the two sides of the bottom of the walking mechanism respectively and used for driving the four walking wheels on the two sides respectively, and the pushing handle is arranged on the rack to from a frame of the equipment. The remote control equipment can automatically grab and transport the building materials, machines, electronics, chemicals, apparatuses, instruments and other heavy equipment in a workshop. Remote control commanding can be carried out, and the operation is convenient. Universal wheels with stopping mechanisms are designed, and a self-locking mechanism is arranged between a hoisting sliding block and the rack.

The invention discloses a novel power device, which comprises an electric connection socket fixedly arranged in a wall and an electric connection plug connected with equipment, wherein inserting grooves of which openings are toward the right are longitudinally symmetrically arranged in the electric connection socket; power supply sheets are arranged in front and rear end walls of each inserting groove; a left sliding cavity and a right sliding cavity located between the two inserting grooves are arranged in the electric connection socket; a drive motor is fixedly arranged between the left sliding cavity and the right sliding cavity; first sliding grooves of which the openings are toward the corresponding inserting groove are longitudinally symmetrically arranged in the end wall, close to the left sliding cavity, of each inserting groove; the right half segment of each first sliding groove communicates with the left sliding cavity; a left sliding plate capable of sliding from left to right is arranged in the left sliding cavity; a left threaded rod which extends from left to right is arranged in the left sliding plate in a screw-thread fit manner; and the left end of the left threaded rod is rotationally arranged in the left end wall of the left sliding cavity and the right end is in power connection with the drive motor.

The invention discloses an improved air dust removing device. The device comprises a dust removing box body, a winding assembly arranged in the dust removing box body, a plug and a socket which matches the plug and is fixedly arranged in a wall. Plug-in slots are symmetrically arranged up and down in the socket, wherein the openings of the plug-in slots face the right. Electric connecting pieces are arranged in front and rear end walls of each plug-in slot. A left sliding chamber and a right sliding chamber are arranged in the socket, and are between two plug-in sockets. A first motor is fixedly arranged between the left sliding chamber and the right sliding chamber. First sliding slots are symmetrically arranged up and down in the end wall, which is close to the left sliding chamber, of each plug-in slot, wherein the opening of each first sliding slot face the plug-in slot. The right half section of each first sliding slot is connected with the left sliding chamber. A left sliding plate capable of sliding left and right is arranged in the left sliding chamber. A left spiral rod which extends left and right is arranged in the left sliding plate in a matched manner.

The invention discloses a pre-purchased power controller, which is characterized in that an MCU microprocessor is arranged, the peripheral devices of the MCU microprocessor comprise a signal conditioning module, a data memory module, a clock chip, a non-contact IC card reading and writing module, a liquid crystal display module, a power supply and cutoff executing module, a cell phone communication module, an infrared communication module, a multi-way switch, an RS 485 communication interface, a pulse acquisition interface and a key module. The invention can realize automatic meter reading and power fare calculation, can give alarm or supply and cut off power according to the remaining sum of the prepaid power fare, can communicate, send alarm information by using cell phone short messages and conduct grid monitoring, can modify parameters through infrared, and has the function of accepting the non-contact IC card recharge operation.

The present invention discloses an improved information-based consultation device. The device comprises a rotary seat, a device main body, a plug and a socket; the rotary seat is fixedly disposed on the ground; the device main body is disposed on the rotary seat through a rotation assembly; the plug is electrically connected with the device main body through a cable; the socket is matched with theplug and is fixedly mounted in a wall; tight insertion slots with rightwards-facing end openings are formed in the socket, wherein the tight insertion slots are in longitudinal symmetry; power connection sheets are arranged in the front end walls and rear end walls of the tight insertion slots; a left sliding cavity and a right sliding cavity located between the two tight insertion slots are formed in the socket; a first driving machine is fixedly mounted between the left sliding cavity and the right sliding cavity; first sliding slots of which the end openings face the tight insertion slotsare formed in end walls of the tight insertion slots, wherein the end walls of the tight insertion slots are closed to the left sliding cavity, and the first sliding slots are in longitudinal symmetry; the right half segments of the first sliding slots are communicated with the left sliding cavity; a left sliding plate which can slide rightwards and leftwards is installed in the left sliding cavity; and a left screw rod which extends leftwards and rightwards is installed in the left sliding plate in a matched manner.

The invention discloses an improved welding device. The improved welding device comprises an electric seat and an electric head, wherein the electric seat is fixedly arranged in a wall, the electric head is electrically connected with a welding machine, fixing blocks are correspondingly arranged on the left side end face of the electric seat, fixing holes are formed in the fixing blocks, through holes towards the right are correspondingly arranged in the electric seat up and down, first sliding grooves which are located between the two inserting holes and face towards the inserting holes are correspondingly formed in the electric seat in an up-down mode, a first motor is arranged between the two first sliding grooves, first sliding arms are arranged in the first sliding grooves in a smoothmode, first inclined sliding faces are arranged on the end faces, facing the inserting holes, of the first sliding arms, the through holes are formed in the first sliding arms, first screw grooves facing the first motor are formed in the first sliding arms, first screw rods which are in power connection with the first motor are arranged in the first screw grooves in a matched mode, an second sliding grooves and third sliding grooves are formed in the end walls, far away from the first sliding grooves, of the inserting holes.

The present invention discloses a novel welding device. The device comprises an electrical connection seat fixed arranged in a wall and an electrical connection head electrically connected with a welding machine. Two positions, near the left end face of the electrical connection seat, are provided with fixing blocks, wherein the fixing blocks form up-and-down correspondence, and each fixing blockis provided with a fixing hole. Inserting holes are arranged in the electrical connection seat, wherein the inserting holes form up-and-down correspondence, and the opening of each inserting hole is arranged towards the right. The electrical connection seat is provided with first sliding slots, wherein the first sliding slots form up-and-down correspondence, the first sliding slots are located between the two inserting holes, and the opening of each first sliding slot is arranged towards the corresponding inserting hole. A first motor is arranged between the two first sliding slots, each firstsliding arm is smoothly arranged in the corresponding first sliding slot, and the end face, extending towards the corresponding inserting hole, of each first sliding arm is provided with a first slanted sliding surface. Each first sliding arm is provided with a first screw slot, wherein the opening of each first screw slot is arranged towards the first motor. Each first screw slot is provided with a first screw rod, wherein each first screw rod forms threaded fit with the corresponding first screw slot, and each first screw rod is dynamically connected with the first motor. The end wall, farfrom the corresponding first sliding slot, of each inserting hole is provided with a second sliding slot and a third sliding slot, wherein the openings of each second sliding slot and each third sliding slot are arranged towards the corresponding inserting hole.

The invention discloses novel information consulting equipment, comprising a turntable fixedly arranged on the ground, an equipment main body arranged on the turntable through a loop component, a plugelectrically connected to the equipment main body through a cable, and a socket that is matched with the plug and is fixedly mounted in a wall, wherein insertion slots with rightward ports are symmetrically arranged in the socket up and down, first sliding slots that are located between the two insertion slots and have rightward ports are symmetrically arranged in the socket up and down, a firstdriving machine is arranged between the two first sliding slots, a first sliding arm is slidably arranged in each first sliding slot, the end surfaces of the first sliding arms facing towards the insertion slots are provided with first inclined surfaces, a first spiral slot of which the port faces towards the first driving machine is arranged in each first sliding arm, and a first screw rod in power connection with the first driving machine is arranged in each first spiral slot in a screw-thread fit manner.