9results about How to "Prevent short circuits" patented technology

The invention relates to a cable penetrating sleeve suspension joint sealing and fixing device and a use method. According to the technical scheme, a first protective sleeve and a second protective sleeve are installed at the two ends of a copper pipe respectively, a cable core wire is installed in an inner cavity of the copper pipe, a sealing assembly is installed at one end of the outer wall of the copper pipe, a fixing assembly is installed at the other end of the outer wall of the copper pipe, the sealing assembly and the fixing assembly are in contact sealing with the inner wall of a sleeve suspension connector, and the lower end fixes the copper pipe. The cable has the beneficial effects that the adopted protective sleeve not only plays a role in sealing a gap between the cable core wire and the copper pipe, but also separates the cable core wire from the copper pipe, so that the problem of short circuit caused by exposure of a copper wire of the cable core wire due to contact abrasion between a lead layer of the cable core wire and the copper pipe caused by vibration during operation of an electric pump unit is prevented; the copper pipe protects and seals the cable core wire, the situation that the cable steel belt clip falls into a well and cuts the cable core wire is prevented, the taper sleeve and the semi-ring taper are pressed by the pressing screw pipe, the copper pipe is fixed and prevented from moving, the installation is simple in the construction process, and the sealing is reliable.

The utility model relates to battery technical field, the utility model provides a battery cover plate, including the cover plate body, the lower plastic is located one side of cover plate body, and the lower plastic side away from cover plate body is equipped with the mounting groove, and, the pole is located the mounting groove, and the through -hole is seted up on the at least one side wall of mounting groove, and the through -hole is linked together with the mounting groove. The battery cover plate provided by the utility model aims at solving the problem that the lithium dendrite is formed at the pole in the traditional technology, and the lithium dendrite growth is connected with the pole and the cover plate body, which can easily cause the short circuit of the battery.

The present invention belongs to the technical field of busbar processing, and specifically is a processing method for a motor stator busbar. Specifically, the bending is as follows: a rotating groove is opened on the main body of the bending machine, a rotating gear block is rotatably connected to the middle of the rotating groove, a guide gear is rotatably connected to the top of the rotating groove, a discharge pipe is fixedly connected to the middle of one end of the rotating gear block, a bending device is arranged at one end of the rotating gear block, a cutting device is arranged above the discharge pipe, the cutting device is fixed to the surface of one end of the rotating gear block, an output motor is fixedly connected to the side of the bending machine main body away from the discharge pipe, and a detection component is arranged on the bending machine main body and the rotating gear block; the present invention first energizes the enameled wire, and when the insulating paint layer at the bending position falls off, the detection rod is conductively connected to displace the support block, and then the contact point two and the contact point one are made to collide with each other, and the falling off of the insulating paint layer at the bending position of the enameled wire is detected through this process, and preparations are made for subsequent operations through the collision between the contact point two and the contact point one.

The invention relates to the field of power distribution cabinets, in particular to an energy-saving power distribution cabinet for photovoltaic power generation, which comprises a base, a power distribution box, a water-cooling heat dissipation frame, a fan and the like, the base is fixedly connected with a distribution box; the rear side of the distribution box is fixedly connected with a water-cooling heat dissipation frame used for assisting heat dissipation, the water-cooling heat dissipation frame is hollow, and the water-cooling heat dissipation frame is provided with a heat conduction plate. The distribution box is fixedly connected with a plurality of fans. Water flows through the water-cooling heat dissipation frame, the water-cooling heat dissipation frame is kept at a low temperature all the time, so that a fan is assisted in dissipating heat of electrical elements, the heat dissipation effect on the electrical elements is greatly improved, water flows into a sliding groove, a buoyancy plate, a sealing plate and a connecting rod move upwards, and the heat dissipation effect on the electrical elements is greatly improved. And the sealing plate is used for blocking splashed water when the spindrift hits the base, so that the problem that the water passes through the heat dissipation holes in the distribution box and enters the distribution box to cause short circuit of an internal circuit of the distribution box is solved.

The present disclosure provides a multilayer solid electrolyte film, an all-solid-state battery, and a preparation method for the all-solid-state battery. The multilayer solid electrolyte film includes a first solid electrolyte film, a second solid electrolyte film and a third solid electrolyte film, herein the first solid electrolyte film includes a first amorphous sulfide solid electrolyte, the second solid electrolyte film includes a crystalline sulfide solid electrolyte, the third solid electrolyte film includes a second amorphous sulfide solid electrolyte, and the second solid electrolyte film is located between the first solid electrolyte film and the third solid electrolyte film.

The utility model relates to the technical field of temperature sensors, in particular to an anti-impact temperature sensor element which is internally provided with a rack, a contact bottom frame capable of moving up and down is arranged on the lower end face of the rack, and a lifting outer plate capable of moving up and down is arranged on the lower side of the outer circle face of the rack. An internal working cavity is formed in the machine frame, a voltage detector is fixedly arranged on the upper wall of the internal working cavity, the voltage detector can play a role in detecting electric energy, a connecting cavity is formed in the contact bottom frame, a thermistor is fixedly arranged on the lower wall of the connecting cavity, and the thermistor can change resistance according to temperature. When the thermistor is damaged, the external fixing plate and the lifting outer plate are driven to move upwards together with the thermistor, the connecting port and the middle partition plate, at the moment, the buffer springs on the two sides can achieve the damping and buffering effect, and therefore the contact bottom frame and the thermistor can be protected and prevented from being damaged.

The utility model discloses a grille lamp structure with a high-precision opening, and relates to the technical field of illumination and moisture prevention. According to the key points of the technical scheme, the device comprises a reflective back plate and a plurality of frame bodies, the frame bodies are detachably connected to the reflective back plate, the frame bodies are detachably connected with a drying agent, a containing groove is formed in the side, close to the reflective back plate, of each frame body, and a containing piece and a storage piece are rotationally connected to the inner side wall of each containing groove; the horizontal height of the storage piece is larger than that of the placement piece, the drying agent is slidably connected to the placement piece, the storage piece is slidably connected with a standby dehumidizer, and when the weight of the drying agent is increased, the standby dehumidizer slides to the placement piece from the storage piece through the temporary storage groove. The automatic drying agent replacing device prevents parts in the grille lamp from being corroded by moisture in air to cause short circuit, and the service life of the grille lamp is prolonged.

The utility model provides a fully-sealed oil-proof speed reduction motor for a range hood, which relates to the technical field of range hoods and comprises a speed reduction box body composed of a shell with an accommodating cavity and a cover body connected with the shell; the shell is an open type containing cavity formed by four side faces and a bottom face which are integrally formed, an output end bearing is fixedly arranged on the bottom face, a gear set and a transmission shaft meshed with the gear set are installed in the containing cavity, and the transmission shaft is in clearance fit with the output end bearing and penetrates through the output end bearing and the shell; the motor is fixedly connected with one side face of the shell. The output end of the motor penetrates through a through hole in the side face to enter the containing cavity of the shell to be meshed with the gear set. And the cover body is fixedly connected and arranged on the open surface of the shell in a matched mode, and a tail end bearing is further fixedly arranged on the cover body. According to the utility model, oil smoke can be prevented from permeating into the reduction gearbox and the motor from a gap in the speed reducing motor by setting a sealing measure, so that the service life of the speed reducing motor is prolonged.

The invention discloses a resistance welding bridge optimization method for industrial graphic computer-aided manufacturing, which comprises the following steps of: reading data of a resistance welding layer, and traversing to find a group of windows, which do not meet requirements, of a resistance welding bridge; judging according to the type of the solder resist windowing, wherein the solder resist windowing is divided into three types: two solder resist windowing in one group have BGA (Ball Grid Array) or SMD (Surface Mount Device) attributes; one solder resist window in one group has a BGA or SMD attribute, and the other solder resist window in one group has a non-BGA or SMD attribute; the two resistance welding windows in one group do not have the BGA or SMD attribute, the resistance welding windows are cut down in an equal proportion mode, and the steps are repeated till all resistance welding windows are processed, and according to the importance BGA < gt > of the bonding pad, the resistance welding windows can be processed according to the BGA < gt > of the bonding pad; m < M > D < gt >; pTHgt, PTHgt; vIAgt, VIAgt; the NPTH sequence is effectively adjusted to meet the requirements of the production process, and the reject ratio caused by the solder bridge problem can be effectively improved.