Leadless winding resistor

• Main Authors: TANG ZONGPIAO, LIN GUANGPING, ZHANG MIN, ZHANG QUANLI, CHEN WEIZHAO, ZHANG JUN, ZHANG ZHOUCHUN
• Format: Patent
• Language: Chinese; English
• Published: 18.01.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; RESISTORS

The utility model discloses a lead-free winding resistor which comprises a resistor rod and a resistance wire wound on the resistor rod, and further comprises a resistor jacket which is hollow, the resistor rod is arranged in the resistor jacket in a penetrating manner, and the resistor rod is provided with a connecting end extending out of the resistor jacket; the iron cap comprises an outer iron cap and an inner iron cap which are integrally arranged, the inner iron cap is fixedly connected with the connecting end, the outer diameter of the inner iron cap is smaller than that of the outer iron cap, the outer diameter of the outer iron cap is roughly the same as that of the resistor jacket, and the end part of the resistance wire is welded with the inner iron cap and forms a welding spot on the inner iron cap; and the positioning structure comprises a plurality of grooves which are arranged on the resistance rod and can be used for accommodating the resistance wires. According to the utility model, the struc