5 results about "Electrostatic voltmeter" patented technology

The application relates to the technical field of electrostatic detection, and discloses an electrostatic detection equipment for an anti-static protective film, which comprises a test table, a static voltage tester fixedly connected to the top of the test table, a base plate fixedly connected to the top of the test table, a sliding frame slidingly connected to the inner wall of the test table, an extrusion block slidingly connected to the inner wall of the sliding frame, and an electric telescopic rod II. The electric telescopic rod II is started to extend, a connecting frame is pushed to move, a gas pressure frame and a connecting rod are driven to move, the connecting rod is extruded upwards by the extrusion of the concave plate and the convex plate, a spring piston block is driven to rise, a lifting assembly and a discharge assembly are used to generate negative pressure in the gas pressure frame, bubbles between the protective film and the base plate are simultaneously attracted, the bubbles move towards the edge area of the protective film, the bubbles are discharged, the bubbles remaining between the protective film and the base plate are effectively prevented, the peeling process of the protective film is not unstable, the generated static voltage is not greatly fluctuated, and the accuracy of detection data is ensured.

The utility model relates to the technical field of filling machines, and discloses a hazardous chemical substance filling machine with an anti-static structure, which comprises an outer frame, a roller conveyor belt is mounted on the surface of the outer frame, a portal frame is fixedly connected to the top of the outer frame, and an anti-static mechanism is mounted on one side of the portal frame. Extension blocks are fixedly connected to the two sides of the outer frame. According to the hazardous chemical substance filling machine with the anti-static structure, through the arrangement of the anti-static mechanism, when the hazardous chemical substance filling machine is used, a static voltmeter is installed on the surface of a portal frame, static voltage on the surface of equipment can be detected in real time, and when static electricity is too large, a signal can be transmitted to a PLC on one side; meanwhile, an electrode plate, a wire and a pestle are arranged on the surface of the portal frame, static electricity generated on the surface of the equipment can be guided into the ground, the anti-static capacity of the equipment is further enhanced, and the safety of the dangerous chemical filling process is guaranteed.

This utility model provides an electrostatic discharge (ESD) detection device for power transmission and distribution, including an electrostatic voltmeter. The ESD voltmeter is equipped with a probe, the upper end of which is fitted with a protective cap. A grounding wire is plugged into the grounding terminal of the ESD voltmeter, and a conductive clip is fixedly installed at the other end of the grounding wire. The ESD voltmeter is also equipped with a rangefinder assembly and a Y-shaped stop assembly. The rangefinder assembly includes a housing, with an infrared ranging sensor fixedly installed at the upper end of the housing. A display screen is fixedly installed on the side of the housing facing away from the infrared ranging sensor. The arrangement of the housing, display screen, and infrared ranging sensor in this utility model allows the user to find the effective detection distance, improving detection efficiency.

The utility model discloses a non-contact electrostatic voltmeter calibration device, and relates to the technical field of non-contact electrostatic voltage measuring instrument calibration devices, the non-contact electrostatic voltmeter calibration device comprises a non-contact electrostatic voltmeter calibration table, a lifting assembly is installed on the surface of the top end of a base plate, and the non-contact electrostatic voltmeter calibration table is installed on the base plate. A lifting plate is mounted on the outer side surface of the lifting assembly, and a left-right adjusting assembly is mounted in the lifting plate. According to the utility model, through mutual cooperation among the second ball screw, the first support plate, the second support plate and the third ball screw, the height and left-right movement of the calibrated static meter are adjusted, the height and left-right position of the calibrated static meter are adjusted, different measurement environments and requirements are conveniently adapted, the measurement layout can be optimized, and the measurement efficiency is improved. The relative position and distance between the measurement points are more reasonable, so that the measurement efficiency and accuracy are improved, the relative position and distance between the electrostatic meter and the electrode plate are ensured to reach the optimal state, and the calibration accuracy is improved.

The utility model discloses a non-contact static voltmeter calibration device, which comprises a fixed seat, one side of the fixed seat is provided with a storage seat, the storage seat is fixedly connected with symmetrically distributed screw rods close to the fixed seat, when the calibration device is used, a rocking wheel can be rotated to enable a thread bushing to rotate, and the screw rods are connected with the storage seat. Two screw rods are moved through belt wheels and belts, so that a storage seat is moved, the storage seat is separated from storage grooves, a connecting frame is pressed to drive a push rod to move downwards, a second spring deforms, meanwhile, a first spring resets to drive a clamping block to move, the clamping block is separated from one group of clamping grooves located on the upper portion, and the storage seat is separated from the storage grooves; the electrode plate is pulled to extend out of the storage seat, the voltmeter is clamped through the clamping plate in the using process, the position of the electrode plate can be adjusted through the threaded sleeve and the screw rod, and the distance between the electrode plate and the voltmeter can be adjusted and controlled. And then the threaded sleeve enables the storage seat to enter the storage groove, so that storage can be completed, and storage is convenient.