5results about How to "No short circuit problem" patented technology

The invention provides a display panel and a display device. The display panel comprises a substrate and a driving circuit layer, the driving circuit layer comprises a light shielding layer, a first active layer, a first gate layer and a second active layer, the light shielding layer comprises a first light shielding part, the first gate layer comprises a first gate of a compensation transistor, and the first gate of the compensation transistor and an active pattern of the compensation transistor are correspondingly arranged. The first shading part is arranged corresponding to the active pattern of the first initialization transistor, the first gate layer can be adopted to form the bottom gate of the compensation transistor, the shading layer can be adopted to form the bottom gate of the first initialization transistor, and the distance between the first gate layer and the second active layer is small, so that the electrical property improvement effect on the compensation transistor is good; as the space of the light shielding layer is large, the bottom gate of the first initialization transistor arranged on the light shielding layer does not have a short circuit problem, and the yield of the display panel and the electrical property of the oxide thin film transistor are both considered.

A top liquid cooling energy storage battery box comprises a box body, a battery module, a liquid cooling plate and a water inlet and outlet component, the box body comprises a lower box body and a box cover, the top of the lower box body is open, the battery module is fixed in the lower box body, the box cover covers the top of the lower box body, and insulating sheets are fixed on the inner side of the bottom surface of the lower box body and the inner side of the box cover; the liquid cooling plate is located at the top end of the battery module, the battery module comprises a plurality of battery monomers and a busbar located at the top end of the battery monomers, the surface of the liquid cooling plate is coated with an insulating material, a heat-conducting structural adhesive is filled between the liquid cooling plate and the busbar, the liquid cooling plate is connected with a water inlet and outlet part, and the water inlet and outlet part is used for inlet and outlet of cooling liquid. According to the utility model, the busbar can be directly cooled, so that cold energy is transferred to the whole battery through the tabs and the current collector, and the temperature and temperature difference of the battery are quickly reduced; the utility model belongs to the technical field of energy storage batteries.

This utility model relates to an automatic power-off thermal radiation liquid heater, which includes a kettle body assembly comprising a glass kettle body, a bottom shell, and a heating plate assembly. The heating plate assembly includes a heat insulation plate and a heating wire element, forming a thermal radiation cavity between the heat insulation plate and the glass kettle body; the outer peripheral wall of the conductive end of the heating wire element is insulated. The kettle body assembly also includes a liquid sensing element and a spring switch assembly. The spring switch assembly is electrically connected to the heating wire element. The sensing end of the liquid sensing element is located in the thermal radiation cavity. The liquid sensing element detects liquid parameters within the thermal radiation cavity, and the spring switch assembly disconnects the power supply to the heating wire element based on the electrical signal from the liquid sensing element. The liquid sensing element can promptly detect the presence of liquid in the thermal radiation cavity and output an electrical signal. Based on this electrical signal, the spring switch assembly can control the kettle body assembly to disconnect from the power supply, thereby achieving an automatic power-off effect.

The utility model discloses a kind of cleaning devices for transmission overhead ground wire, it is related to ground wire maintenance technical field, solve the technical problem that current technical scheme cannot automatically clean cable, including mainframe, the mainframe is provided with guide sleeve, slidingly installed guide rod in the guide sleeve, the guide rod one end is fixedly installed with telescopic block, the mainframe is rotatably installed with upper connecting rod, left connecting rod and right connecting rod, the other end of the upper connecting rod is rotatably installed with upper rolling brush, the utility model realizes the full automation cleaning of ground wire, compared with the limitation of manual cleaning or traditional device, the automation design makes that cleaning efficiency greatly improves, while reducing the error caused by manual operation or environmental factor, ensure that ground wire surface is cleaned without omission, improve work quality, effectively solve the technical bottleneck that current technology cannot realize automatic cleaning.

The invention relates to a diaphragm, a lithium ion battery and electronic equipment. The diaphragm comprises a diaphragm body and a first coating arranged on at least one side of the diaphragm body, wherein the first coating is used for being bonded with a part, coated with a single-sided active substance layer, of a battery pole piece; the first coating comprises a high-temperature-resistant material; and the high-temperature-resistant material accounts for 17.5-46.3% of the total mass of the first coating. In the diaphragm, the first coating comprises the high-temperature-resistant material, so that the high-temperature-resistant performance of the diaphragm can be improved, the problem of short circuit caused by contact of a cathode and an anode due to internal shrinkage of the diaphragm can be avoided when thermal runaway of the battery occurs, and the reliability of the battery is ensured. Besides, the diaphragm is bonded with the part, coated with the single-sided active substance layer, of the battery pole piece through the first coating, so that the bonding force between the diaphragm and the part, coated with the single-sided active substance layer, of the battery pole piece is improved, and the reliability and the cyclicity of the battery are further improved.