49results about How to "Real-time temperature monitoring function" patented technology

The invention discloses an improved electric power fitting for an overhead line.The improved electric power fitting comprises a base tube, a core tube, two sets of pressing claw assemblies and two planar nuts; the inner circumferential wall of the base tube is provided with pressing bosses, the tube wall of the core tube is provided with radial limiting slide holes, and the inner circumferential wall of the core tube is provided with a blocking table; each set of the pressing claw assembly comprises multiple pressing claws; the two planar nuts are both rotatably arranged in a tube cavity of the core tube and located on the two sides of the blocking table; each planar nut comprises a fastening portion and a planar thread portion matched with all the pressing claws in each set of the pressing claw assembly; the base tube is provided with an installing thread hole which penetrates through a base tube wall body in the radial direction and is internally provided with a temperature sensing device.The improved electric power fitting has the excellent anti-loosening effect.

The invention discloses an improved electric fitting, which comprises a base pipe, a core pipe, two crimping parts and two sets of pressing jaw assemblies; the inner peripheral wall of the base pipe is provided with a plurality of clamping bosses; cavity; two sets of guide holes are provided on the tube wall of the core tube, and each set of guide holes includes a plurality of radial limit sliding holes; two internal thread areas are provided on the inner wall of the core tube; each set of pressure claw components includes A plurality of pressing jaws; each pressing jaw includes a pressing plate portion, a guide slider portion and a driving surface; each crimping piece includes a body, an external thread area arranged on the outer peripheral wall of the body and a crimping boss arranged on the inner side of the cylindrical body , the external thread area of ​​the crimping piece is adapted to the internal thread area of ​​the core tube; the driving surface of each pressure jaw is adapted to the outer peripheral wall of the crimping boss; the base tube is provided with a mounting screw hole for a built-in temperature sensing device; each When the crimping member rotates in a preset direction, the pressing plate portion of each pressing claw is pushed to move outward along the radial direction of the core tube. The invention has a brand-new structure, and the installation fastness is stable and reliable.

The invention discloses an intelligent high-voltage zero sequence current mutual inductor having high clamping strength. The intelligent high-voltage zero sequence current mutual inductor includes a base tube, a core tube, a compression piece, a current mutual inductor and a compression claw assembly; the inner circumferential wall of the base tube is provided with at least three clamping bosses; the core tube is positioned in a cavity of the base tube; the wall of the core tube is provided with radial limiting slide holes; the inner wall of the core tube is provided with an internal thread zone; the compression claw assembly includes a plurality of compression claws, and each compression claw includes a compression plate portion, a guide slide block portion and a driving surface; the compression piece includes a compression piece body, an external thread zone, and a compression boss; the external thread zone of the compression piece matches the internal thread zone of the core tube; the driving surfaces of all the compression claws matches the outer circumferential wall of the compression boss; the current mutual inductor includes a circular induction body; all the clamping holes are formed in a hole cavity of the circular induction body; and the base tube is provided with an installation screw hole which is internally provided with a temperature sensing device. The intelligent high-voltage zero sequence current mutual inductor has the function of temperature real-time monitoring.

The invention discloses an improved connecting fitting for overhead lines, which comprises a base pipe, a core pipe, two sets of pressing jaw assemblies and two flat nuts; The wall is provided with a radial limit sliding hole, and the inner peripheral wall of the core tube is provided with a block; each set of pressure claw components includes a plurality of pressure claws; two flat nuts are rotatably arranged in the core tube lumen, and the two flat surfaces The nuts are separated on both sides of the block; each flat nut includes a fastening part and a flat threaded part adapted to each pressing jaw in a corresponding set of pressing jaw assembly; the base pipe is provided with a mounting screw hole radially penetrating through the base pipe wall ; The base pipe is provided with a mounting screw hole for a built-in temperature sensing device. The invention has excellent anti-loosening effect.

The invention discloses an improved connecting fitting for overhead lines, which comprises a base pipe, a core pipe, two sets of pressing jaw assemblies and two flat nuts; The wall is provided with a radial limit sliding hole, and the inner peripheral wall of the core tube is provided with a block; each set of pressure claw components includes a plurality of pressure claws; two flat nuts are rotatably arranged in the core tube lumen, and the two flat surfaces The nuts are separated on both sides of the block; each flat nut includes a fastening part and a flat threaded part adapted to each pressing jaw in a corresponding set of pressing jaw assembly; the base pipe is provided with a mounting screw hole radially penetrating through the base pipe wall ; The base pipe is provided with a mounting screw hole for a built-in temperature sensing device. The invention has excellent anti-loosening effect.

The invention discloses an improved zero-sequence current transformer. The improved zero-sequence current transformer comprises a base tube, a core tube, two pressing claw assemblies, two planar nuts and a current transformer body, wherein the base tube is sleeved with the current transformer body and provided with crimping bosses; radial limiting sliding holes are formed in the wall of the core tube, and a stop block is arranged on the inner circumferential wall of the core tube; the two planar nuts are rotationally arranged in a cavity of the core tube and located on two sides of the stop block; a driving thread part of each pressing claw assembly is located on one side, far away from the stop block, of the corresponding planar nut; each planar nut comprises a fastening part and a planar thread part meshed and matched with the driving thread part of each pressing claw of the corresponding pressing claw assembly; a mounting screw hole in which a temperature sensing device is arranged is formed in the base tube. The improved zero-sequence current transformer has an excellent loosening prevention effect.

The invention discloses a high-voltage splicing fitting with better clamping fastness, which comprises a base pipe, a core pipe, two sets of pressing jaw assemblies and a flat nut; the inner peripheral wall of the base pipe is provided with a crimping boss, and The tube wall is provided with a radial limit sliding hole; each set of pressure claw assembly includes a plurality of pressure claws; each pressure plate part and a corresponding crimping boss are clamped to form a clamping hole; the rotation of the plane nut is set on the core tube In the lumen; the two ends of the plane nut along the axial direction of the core tube are respectively provided with a plane threaded part, and the center of the plane nut is provided with a fastening part; each plane threaded part and each pressure claw in a corresponding set of pressure claw components The driving thread part is engaged and matched; the base pipe is provided with a mounting screw hole radially penetrating through the wall of the base pipe; the base pipe is provided with a mounting screw hole of a built-in temperature sensing device. The invention has better anti-loosening effect.