10results about How to "Guaranteed grounding effect" patented technology

The invention provides a lining which comprises a lining body and at least one grounding structure arranged on the lining body, the grounding structure comprises a grounding main body, a connecting part and a grounding part, the grounding main body is strip-shaped, the grounding main body and the lower end of the lining body are arranged at an interval, the connecting part is arranged at at least one end of the grounding main body in the extension direction, and the grounding part is arranged at the lower end of the lining body. The connecting part is connected with the lower end of the lining body and is electrically conducted; the grounding part and the connecting part are arranged at an interval along the extension direction of the grounding main body; the grounding part is used for being fixedly connected with a grounding piece in use and is electrically conducted. The invention also provides a semiconductor processing chamber.

The utility model relates to the technical field of current collection line iron tower grounding, in particular to a modular grounding device for a current collection line iron tower, which is characterized in that a galvanized steel bar is arranged on the side surface of a power transmission iron tower, a limiting hole is formed in the surface of the galvanized steel bar, a positioning rod is inserted into the limiting hole, a galvanized rod is arranged at one end of the positioning rod, and a grounding module body is arranged at one end of a connecting rod; the beneficial effects are that through the arrangement of the power transmission tower, the galvanized steel bars, the connecting rods, the galvanized rods, the grounding module body and the like, the connecting rods can be positioned at set intervals, and the positioning rods on the galvanized rods can be inserted into the limiting holes, so that the galvanized rods can be positioned; the grounding module bodies welded on the connecting rods can be distributed at equal intervals by inserting the limiting rods into the limiting grooves, the lengths of the grounding rays can be correspondingly selected according to the resistivity condition of the soil, and then a proper number of grounding module bodies are selected according to the resistivity of the soil; and the grounding effect of the power transmission tower is further ensured.

The present invention relates to a cable integrated intelligent grounding box, comprising a box body, wherein the box body is divided into a first placement cavity and a second placement cavity, wherein an online monitoring component is arranged on the vertical partition plate, and a host is arranged in the second placement cavity. The present invention has the advantages that a power cable is monitored in real time by the online monitoring component in the box body, and the monitoring data of the online monitoring component is transmitted to a monitoring PC through a communication module through the host, thereby enabling management personnel to obtain the operating status of the power cable in real time, thereby ensuring the normal, stable and safe operation of the power cable; when the data monitored by the online monitoring component is inconsistent with the data set by the processor, the processor can send position positioning information and alarm information to the monitoring PC through the positioning module and the alarm, thereby ensuring that maintenance personnel can timely perform maintenance on the power cable, thereby timely avoiding the failure of the power cable.

The utility model discloses a connector, which comprises a shell, a base is arranged in the shell, one end of the base is provided with a plugging cavity, a terminal module is arranged in the plugging cavity, one end of the base far away from the plugging cavity is provided with an insulating seat, and the upper surface and the lower surface of the base are respectively provided with an outer layer; a first shielding sheet and a second shielding sheet which are symmetrically arranged up and down are arranged on the outer side of one end, close to the plugging cavity, of the base, and are respectively arranged on the outer layers of the upper and lower surfaces of one end, close to the plugging cavity, of the base; the first shielding sheet comprises a substrate, the substrate is provided with a second elastic sheet which is bent and protrudes outwards, the free end of the second elastic sheet is arranged backwards away from the plugging cavity, and the free end of the second elastic sheet is arranged towards the direction of the insulating seat; the shell is provided with a through groove matched and corresponding to the second elastic piece, and the second elastic piece protrudes and extends out of the through groove to be arranged on the outer side of the shell. According to the utility model, the reverse external EMI area is arranged on the surface of the shell of the connector, so that the length of the connector is shortened, and the insertion force is reduced.

The invention relates to a flexible circuit board, the flexible circuit board comprises a connecting part, the connecting part comprises a first wiring layer, a first insulating layer and an electromagnetic shielding layer which are arranged in a stacked manner, the part between grounding units is excavated from the first wiring layer, the thickness of the connecting part in the area can be reduced, and the bending rebound force of the connecting part is reduced. The first insulating layer is provided with an exposed area, the electromagnetic shielding layer is connected with the grounding unit through the exposed area, at least part of at least one first grounding wire is exposed out of the first insulating layer, the electromagnetic shielding layer is connected with the exposed part of the first grounding wire, and the grounding unit and the first grounding wire can guarantee the grounding effect of the electromagnetic shielding layer. Therefore, the flexible circuit board can ensure the grounding effect of the electromagnetic shielding layer of the connecting part, and can take the bending performance of the connecting part into consideration. The invention further provides a display module comprising the flexible circuit board and a display device comprising the display module.

This utility model provides a prestressed concrete slab construction support, belonging to the field of building construction. Its technical solution includes a base and a support frame mounted on the base. The support frame includes a lower U-shaped support plate, with upper U-shaped support plates symmetrically arranged on the top of the side plates on both sides of the lower U-shaped support plate. A lower layer of transverse corrugated pipe is arranged in the lower U-shaped support plate, and upper layer of longitudinal corrugated pipe is arranged in the upper U-shaped support plates on both sides. The support frame includes an annular frame, with L-shaped support legs at the four corners of the annular frame. A protrusion is provided at the bottom of the lower U-shaped support plate, and the protrusion is located within the annular frame. The beneficial effects of this utility model are: by using an integrally molded plastic support frame, it can provide excellent insulation, preventing conductivity through the support frame, thus eliminating the need for separate grounding of the support frame. Simultaneously, it can separate the upper and lower corrugated pipes, allowing each pipe to be grounded independently, ensuring effective grounding.

The utility model provides a device for reducing grounding resistance of a lightning rod for geological drilling, and the device comprises a pedestal which is connected with the ground through a ground nail; the rotating ring is rotationally connected with the base; one end of the spray pipe is hinged to the rotating ring, a spray head is arranged on the outer side wall of the spray pipe, the spray head is communicated with the inner side of the spray pipe, and the spray pipe is communicated with the liquid outlet end of liquid supply equipment; and the driving assembly is used for driving the rotating ring to rotate. The beneficial effects of the utility model are that compared with the traditional manual spraying of sodium chloride solution, the sodium chloride solution is sprayed more uniformly through the rotating spray pipe, thereby ensuring the grounding effect of the lightning rod.

The utility model relates to the technical field of grounding wires, in particular to an electric power engineering grounding wire. Comprising a grounding wire body and a fixed clamping seat plate, a first wiring terminal is installed above the grounding wire body, a second wiring terminal is installed below the grounding wire body, and a water retaining threaded sleeve, a heat-shrinkable sleeve and a terminal sealing cover are installed at the joint of the grounding wire body and the first wiring terminal and the joint of the grounding wire body and the second wiring terminal. The fixed clamping seat plate is installed on the outer side of the second wiring terminal, the fixed clamping cover plate is fixedly installed on the outer side of the fixed clamping seat plate through bolts, and the grounding guide rod is clamped in the fixed clamping cover plate and the fixed clamping seat plate. The terminal sealing cover sleeves the outer side of the first wiring terminal and then is installed on the electrical equipment through the fixing bolt, and the other end of the second wiring terminal is fixedly connected with the grounding guide rod and the second wiring terminal through the bolt, so that the first wiring terminal and the second wiring terminal can be protected by adopting the mode. The first wiring terminal and the second wiring terminal are prevented from rusting, and the grounding effect is ensured.

The invention provides a grounding assembly and a grounding device with the grounding assembly, and the grounding assembly comprises an installation shell which is provided with an installation cavity, and the lower end of the installation shell is provided with a guide opening; the hanging ring is arranged above the mounting shell; the abutting conduction piece is arranged in the mounting shell and is positioned above the guide opening; the clamping piece is movably arranged in the mounting cavity and is provided with a clamping position and an avoiding position; the clamping position extends into the guide opening and clamps the wire together with the abutting conduction piece; the avoiding position is completely positioned in the mounting cavity; the driving structure is arranged in the mounting cavity and drives the clamping piece to be switched between the clamping position and the avoiding position; the receiver is arranged in the mounting cavity and is used for transmitting the control signal to the driving structure so as to control the driving structure to act; and the grounding wire is connected to the mounting shell and is in conducting connection with the abutting conducting piece. According to the technical scheme of the invention, the problems of high requirements on maintenance personnel and high safety risk of manual disassembly and assembly of the grounding wire in the prior art can be effectively solved.

The utility model relates to the field of grounding devices, and discloses a power distribution network grounding device, which comprises a power distribution network shell metal mounting frame provided with a grounding mechanism. The grounding mechanism comprises a protective cylinder, a first metal rod, a metal plate, a grounding head, a second metal rod, a metal threaded cylinder, a grounding wire and a stabilizing assembly, the top end of the protective cylinder is fixedly connected with the power distribution network shell metal mounting frame, and the first metal rod is in contact with the inner wall of the protective cylinder; the grounding wire is fixedly installed between the power distribution network shell metal installation frame and the first metal rod, the metal plate is fixedly installed between the grounding head and the second metal rod, and a spiral groove is formed in the outer side of the second metal rod. Compared with the prior art, the grounding device has the following advantages and effects: the stability of the grounding device in use can be effectively improved, the grounding wire cannot be pulled, the grounding wire can be well protected, and the grounding effect is ensured.